diff --git a/Data/sandbox-log.txt b/Data/sandbox-log.txt index e69de29..35bdb47 100644 --- a/Data/sandbox-log.txt +++ b/Data/sandbox-log.txt @@ -0,0 +1,36 @@ +[06:58:04 AM] Info: Starting... + + KP3D version 2 +=============================== + Copyright (C) kpworld.xyz 2018-2024 + Contact me! @kp_cftsz + +[06:58:04 AM] Info: Initializing SDL +[06:58:05 AM] Info: Initializing OpenGL +[06:58:05 AM] Info: OpenGL version: 4.6.0 NVIDIA 536.23 +[06:58:05 AM] Info: Initializing GLEW +[06:58:05 AM] Info: Initializing SDL_mixer +[06:58:05 AM] Info: Reticulating splines... +[06:58:05 AM] Info: Ready! +[06:58:05 AM] Info: Loading material resource: block.png +[06:58:05 AM] Info: Found normal map texture: materials/block_n.png +[06:58:05 AM] Info: Loading material resource: brick2.jpg +[06:58:05 AM] Info: Found normal map texture: materials/brick2_n.jpg +[06:58:05 AM] Info: Loading material resource: bricks.jpg +[06:58:05 AM] Info: Found normal map texture: materials/bricks_n.jpg +[06:58:05 AM] Info: Loading material resource: FLAT5_7.png +[06:58:05 AM] Info: Found normal map texture: materials/FLAT5_7_n.png +[06:58:05 AM] Info: Loading material resource: floor0.png +[06:58:05 AM] Info: Found normal map texture: materials/floor0_n.png +[06:58:05 AM] Info: Loading material resource: floor1.png +[06:58:05 AM] Info: Found normal map texture: materials/floor1_n.png +[06:58:05 AM] Info: Loading material resource: GRASS2.png +[06:58:05 AM] Info: Found normal map texture: materials/GRASS2_n.png +[06:58:05 AM] Info: Loading material resource: hardwood.jpg +[06:58:05 AM] Info: Found normal map texture: materials/hardwood_n.jpg +[06:58:05 AM] Info: Map init +[06:58:05 AM] Info: Finalized mesh with 49 batches +[06:58:10 AM] Info: $ make-sector-from-points 0 4 ((30 30) (35 30) (35 35) (30 35)) +[06:58:10 AM] Info: Finalized mesh with 54 batches +[06:58:10 AM] Info: $ 7.000000 +[06:58:32 AM] Info: Finalized mesh with 60 batches diff --git a/KP3Dii/KP3Dii.vcxproj b/KP3Dii/KP3Dii.vcxproj index fd061b7..fbad46b 100644 --- a/KP3Dii/KP3Dii.vcxproj +++ b/KP3Dii/KP3Dii.vcxproj @@ -189,6 +189,7 @@ + diff --git a/KP3Dii/KP3Dii.vcxproj.filters b/KP3Dii/KP3Dii.vcxproj.filters index 29aa163..3d5de85 100644 --- a/KP3Dii/KP3Dii.vcxproj.filters +++ b/KP3Dii/KP3Dii.vcxproj.filters @@ -100,6 +100,7 @@ + diff --git a/KP3Dii/ext/include/TextEditor.h b/KP3Dii/ext/include/TextEditor.h new file mode 100644 index 0000000..7775ab9 --- /dev/null +++ b/KP3Dii/ext/include/TextEditor.h @@ -0,0 +1,390 @@ +#pragma once + +#include +#include +#include +#include +#include +#include +#include +#include +#include "imgui.h" + +class TextEditor +{ +public: + enum class PaletteIndex + { + Default, + Keyword, + Number, + String, + CharLiteral, + Punctuation, + Preprocessor, + Identifier, + KnownIdentifier, + PreprocIdentifier, + Comment, + MultiLineComment, + Background, + Cursor, + Selection, + ErrorMarker, + Breakpoint, + LineNumber, + CurrentLineFill, + CurrentLineFillInactive, + CurrentLineEdge, + Max + }; + + enum class SelectionMode + { + Normal, + Word, + Line + }; + + struct Breakpoint + { + int mLine; + bool mEnabled; + std::string mCondition; + + Breakpoint() + : mLine(-1) + , mEnabled(false) + {} + }; + + // Represents a character coordinate from the user's point of view, + // i. e. consider an uniform grid (assuming fixed-width font) on the + // screen as it is rendered, and each cell has its own coordinate, starting from 0. + // Tabs are counted as [1..mTabSize] count empty spaces, depending on + // how many space is necessary to reach the next tab stop. + // For example, coordinate (1, 5) represents the character 'B' in a line "\tABC", when mTabSize = 4, + // because it is rendered as " ABC" on the screen. + struct Coordinates + { + int mLine, mColumn; + Coordinates() : mLine(0), mColumn(0) {} + Coordinates(int aLine, int aColumn) : mLine(aLine), mColumn(aColumn) + { + assert(aLine >= 0); + assert(aColumn >= 0); + } + static Coordinates Invalid() { static Coordinates invalid(-1, -1); return invalid; } + + bool operator ==(const Coordinates& o) const + { + return + mLine == o.mLine && + mColumn == o.mColumn; + } + + bool operator !=(const Coordinates& o) const + { + return + mLine != o.mLine || + mColumn != o.mColumn; + } + + bool operator <(const Coordinates& o) const + { + if (mLine != o.mLine) + return mLine < o.mLine; + return mColumn < o.mColumn; + } + + bool operator >(const Coordinates& o) const + { + if (mLine != o.mLine) + return mLine > o.mLine; + return mColumn > o.mColumn; + } + + bool operator <=(const Coordinates& o) const + { + if (mLine != o.mLine) + return mLine < o.mLine; + return mColumn <= o.mColumn; + } + + bool operator >=(const Coordinates& o) const + { + if (mLine != o.mLine) + return mLine > o.mLine; + return mColumn >= o.mColumn; + } + }; + + struct Identifier + { + Coordinates mLocation; + std::string mDeclaration; + }; + + typedef std::string String; + typedef std::unordered_map Identifiers; + typedef std::unordered_set Keywords; + typedef std::map ErrorMarkers; + typedef std::unordered_set Breakpoints; + typedef std::array Palette; + typedef uint8_t Char; + + struct Glyph + { + Char mChar; + PaletteIndex mColorIndex = PaletteIndex::Default; + bool mComment : 1; + bool mMultiLineComment : 1; + bool mPreprocessor : 1; + + Glyph(Char aChar, PaletteIndex aColorIndex) : mChar(aChar), mColorIndex(aColorIndex), + mComment(false), mMultiLineComment(false), mPreprocessor(false) {} + }; + + typedef std::vector Line; + typedef std::vector Lines; + + struct LanguageDefinition + { + typedef std::pair TokenRegexString; + typedef std::vector TokenRegexStrings; + typedef bool(*TokenizeCallback)(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end, PaletteIndex & paletteIndex); + + std::string mName; + Keywords mKeywords; + Identifiers mIdentifiers; + Identifiers mPreprocIdentifiers; + std::string mCommentStart, mCommentEnd, mSingleLineComment; + char mPreprocChar; + bool mAutoIndentation; + + TokenizeCallback mTokenize; + + TokenRegexStrings mTokenRegexStrings; + + bool mCaseSensitive; + + LanguageDefinition() + : mPreprocChar('#'), mAutoIndentation(true), mTokenize(nullptr), mCaseSensitive(true) + { + } + + static const LanguageDefinition& CPlusPlus(); + static const LanguageDefinition& HLSL(); + static const LanguageDefinition& GLSL(); + static const LanguageDefinition& C(); + static const LanguageDefinition& Lisp(); + static const LanguageDefinition& SQL(); + static const LanguageDefinition& AngelScript(); + static const LanguageDefinition& Lua(); + }; + + TextEditor(); + ~TextEditor(); + + void SetLanguageDefinition(const LanguageDefinition& aLanguageDef); + const LanguageDefinition& GetLanguageDefinition() const { return mLanguageDefinition; } + + const Palette& GetPalette() const { return mPaletteBase; } + void SetPalette(const Palette& aValue); + + void SetErrorMarkers(const ErrorMarkers& aMarkers) { mErrorMarkers = aMarkers; } + void SetBreakpoints(const Breakpoints& aMarkers) { mBreakpoints = aMarkers; } + + void Render(const char* aTitle, const ImVec2& aSize = ImVec2(), bool aBorder = false); + void SetText(const std::string& aText); + std::string GetText() const; + + void SetTextLines(const std::vector& aLines); + std::vector GetTextLines() const; + + std::string GetSelectedText() const; + std::string GetCurrentLineText()const; + + int GetTotalLines() const { return (int)mLines.size(); } + bool IsOverwrite() const { return mOverwrite; } + + void SetReadOnly(bool aValue); + bool IsReadOnly() const { return mReadOnly; } + bool IsTextChanged() const { return mTextChanged; } + bool IsCursorPositionChanged() const { return mCursorPositionChanged; } + + bool IsColorizerEnabled() const { return mColorizerEnabled; } + void SetColorizerEnable(bool aValue); + + Coordinates GetCursorPosition() const { return GetActualCursorCoordinates(); } + void SetCursorPosition(const Coordinates& aPosition); + + inline void SetHandleMouseInputs (bool aValue){ mHandleMouseInputs = aValue;} + inline bool IsHandleMouseInputsEnabled() const { return mHandleKeyboardInputs; } + + inline void SetHandleKeyboardInputs (bool aValue){ mHandleKeyboardInputs = aValue;} + inline bool IsHandleKeyboardInputsEnabled() const { return mHandleKeyboardInputs; } + + inline void SetImGuiChildIgnored (bool aValue){ mIgnoreImGuiChild = aValue;} + inline bool IsImGuiChildIgnored() const { return mIgnoreImGuiChild; } + + inline void SetShowWhitespaces(bool aValue) { mShowWhitespaces = aValue; } + inline bool IsShowingWhitespaces() const { return mShowWhitespaces; } + + void SetTabSize(int aValue); + inline int GetTabSize() const { return mTabSize; } + + void InsertText(const std::string& aValue); + void InsertText(const char* aValue); + + void MoveUp(int aAmount = 1, bool aSelect = false); + void MoveDown(int aAmount = 1, bool aSelect = false); + void MoveLeft(int aAmount = 1, bool aSelect = false, bool aWordMode = false); + void MoveRight(int aAmount = 1, bool aSelect = false, bool aWordMode = false); + void MoveTop(bool aSelect = false); + void MoveBottom(bool aSelect = false); + void MoveHome(bool aSelect = false); + void MoveEnd(bool aSelect = false); + + void SetSelectionStart(const Coordinates& aPosition); + void SetSelectionEnd(const Coordinates& aPosition); + void SetSelection(const Coordinates& aStart, const Coordinates& aEnd, SelectionMode aMode = SelectionMode::Normal); + void SelectWordUnderCursor(); + void SelectAll(); + bool HasSelection() const; + + void Copy(); + void Cut(); + void Paste(); + void Delete(); + + bool CanUndo() const; + bool CanRedo() const; + void Undo(int aSteps = 1); + void Redo(int aSteps = 1); + + static const Palette& GetDarkPalette(); + static const Palette& GetLightPalette(); + static const Palette& GetRetroBluePalette(); + +private: + typedef std::vector> RegexList; + + struct EditorState + { + Coordinates mSelectionStart; + Coordinates mSelectionEnd; + Coordinates mCursorPosition; + }; + + class UndoRecord + { + public: + UndoRecord() {} + ~UndoRecord() {} + + UndoRecord( + const std::string& aAdded, + const TextEditor::Coordinates aAddedStart, + const TextEditor::Coordinates aAddedEnd, + + const std::string& aRemoved, + const TextEditor::Coordinates aRemovedStart, + const TextEditor::Coordinates aRemovedEnd, + + TextEditor::EditorState& aBefore, + TextEditor::EditorState& aAfter); + + void Undo(TextEditor* aEditor); + void Redo(TextEditor* aEditor); + + std::string mAdded; + Coordinates mAddedStart; + Coordinates mAddedEnd; + + std::string mRemoved; + Coordinates mRemovedStart; + Coordinates mRemovedEnd; + + EditorState mBefore; + EditorState mAfter; + }; + + typedef std::vector UndoBuffer; + + void ProcessInputs(); + void Colorize(int aFromLine = 0, int aCount = -1); + void ColorizeRange(int aFromLine = 0, int aToLine = 0); + void ColorizeInternal(); + float TextDistanceToLineStart(const Coordinates& aFrom) const; + void EnsureCursorVisible(); + int GetPageSize() const; + std::string GetText(const Coordinates& aStart, const Coordinates& aEnd) const; + Coordinates GetActualCursorCoordinates() const; + Coordinates SanitizeCoordinates(const Coordinates& aValue) const; + void Advance(Coordinates& aCoordinates) const; + void DeleteRange(const Coordinates& aStart, const Coordinates& aEnd); + int InsertTextAt(Coordinates& aWhere, const char* aValue); + void AddUndo(UndoRecord& aValue); + Coordinates ScreenPosToCoordinates(const ImVec2& aPosition) const; + Coordinates FindWordStart(const Coordinates& aFrom) const; + Coordinates FindWordEnd(const Coordinates& aFrom) const; + Coordinates FindNextWord(const Coordinates& aFrom) const; + int GetCharacterIndex(const Coordinates& aCoordinates) const; + int GetCharacterColumn(int aLine, int aIndex) const; + int GetLineCharacterCount(int aLine) const; + int GetLineMaxColumn(int aLine) const; + bool IsOnWordBoundary(const Coordinates& aAt) const; + void RemoveLine(int aStart, int aEnd); + void RemoveLine(int aIndex); + Line& InsertLine(int aIndex); + void EnterCharacter(ImWchar aChar, bool aShift); + void Backspace(); + void DeleteSelection(); + std::string GetWordUnderCursor() const; + std::string GetWordAt(const Coordinates& aCoords) const; + ImU32 GetGlyphColor(const Glyph& aGlyph) const; + + void HandleKeyboardInputs(); + void HandleMouseInputs(); + void Render(); + + float mLineSpacing; + Lines mLines; + EditorState mState; + UndoBuffer mUndoBuffer; + int mUndoIndex; + + int mTabSize; + bool mOverwrite; + bool mReadOnly; + bool mWithinRender; + bool mScrollToCursor; + bool mScrollToTop; + bool mTextChanged; + bool mColorizerEnabled; + float mTextStart; // position (in pixels) where a code line starts relative to the left of the TextEditor. + int mLeftMargin; + bool mCursorPositionChanged; + int mColorRangeMin, mColorRangeMax; + SelectionMode mSelectionMode; + bool mHandleKeyboardInputs; + bool mHandleMouseInputs; + bool mIgnoreImGuiChild; + bool mShowWhitespaces; + + Palette mPaletteBase; + Palette mPalette; + LanguageDefinition mLanguageDefinition; + RegexList mRegexList; + + bool mCheckComments; + Breakpoints mBreakpoints; + ErrorMarkers mErrorMarkers; + ImVec2 mCharAdvance; + Coordinates mInteractiveStart, mInteractiveEnd; + std::string mLineBuffer; + uint64_t mStartTime; + + float mLastClick; +}; diff --git a/KP3Dii/ext/src/imgui/TextEditor.cpp b/KP3Dii/ext/src/imgui/TextEditor.cpp new file mode 100644 index 0000000..1e84708 --- /dev/null +++ b/KP3Dii/ext/src/imgui/TextEditor.cpp @@ -0,0 +1,3208 @@ +#include +#include +#include +#include +#include + +#include "TextEditor.h" + +#define IMGUI_DEFINE_MATH_OPERATORS +#include "imgui.h" // for imGui::GetCurrentWindow() + +// TODO +// - multiline comments vs single-line: latter is blocking start of a ML + +template +bool equals(InputIt1 first1, InputIt1 last1, + InputIt2 first2, InputIt2 last2, BinaryPredicate p) +{ + for (; first1 != last1 && first2 != last2; ++first1, ++first2) + { + if (!p(*first1, *first2)) + return false; + } + return first1 == last1 && first2 == last2; +} + +TextEditor::TextEditor() + : mLineSpacing(1.0f) + , mUndoIndex(0) + , mTabSize(4) + , mOverwrite(false) + , mReadOnly(false) + , mWithinRender(false) + , mScrollToCursor(false) + , mScrollToTop(false) + , mTextChanged(false) + , mColorizerEnabled(true) + , mTextStart(20.0f) + , mLeftMargin(10) + , mCursorPositionChanged(false) + , mColorRangeMin(0) + , mColorRangeMax(0) + , mSelectionMode(SelectionMode::Normal) + , mCheckComments(true) + , mLastClick(-1.0f) + , mHandleKeyboardInputs(true) + , mHandleMouseInputs(true) + , mIgnoreImGuiChild(false) + , mShowWhitespaces(true) + , mStartTime(std::chrono::duration_cast(std::chrono::system_clock::now().time_since_epoch()).count()) +{ + SetPalette(GetDarkPalette()); + SetLanguageDefinition(LanguageDefinition::HLSL()); + mLines.push_back(Line()); +} + +TextEditor::~TextEditor() +{ +} + +void TextEditor::SetLanguageDefinition(const LanguageDefinition & aLanguageDef) +{ + mLanguageDefinition = aLanguageDef; + mRegexList.clear(); + + for (auto& r : mLanguageDefinition.mTokenRegexStrings) + mRegexList.push_back(std::make_pair(std::regex(r.first, std::regex_constants::optimize), r.second)); + + Colorize(); +} + +void TextEditor::SetPalette(const Palette & aValue) +{ + mPaletteBase = aValue; +} + +std::string TextEditor::GetText(const Coordinates & aStart, const Coordinates & aEnd) const +{ + std::string result; + + auto lstart = aStart.mLine; + auto lend = aEnd.mLine; + auto istart = GetCharacterIndex(aStart); + auto iend = GetCharacterIndex(aEnd); + size_t s = 0; + + for (size_t i = lstart; i < lend; i++) + s += mLines[i].size(); + + result.reserve(s + s / 8); + + while (istart < iend || lstart < lend) + { + if (lstart >= (int)mLines.size()) + break; + + auto& line = mLines[lstart]; + if (istart < (int)line.size()) + { + result += line[istart].mChar; + istart++; + } + else + { + istart = 0; + ++lstart; + result += '\n'; + } + } + + return result; +} + +TextEditor::Coordinates TextEditor::GetActualCursorCoordinates() const +{ + return SanitizeCoordinates(mState.mCursorPosition); +} + +TextEditor::Coordinates TextEditor::SanitizeCoordinates(const Coordinates & aValue) const +{ + auto line = aValue.mLine; + auto column = aValue.mColumn; + if (line >= (int)mLines.size()) + { + if (mLines.empty()) + { + line = 0; + column = 0; + } + else + { + line = (int)mLines.size() - 1; + column = GetLineMaxColumn(line); + } + return Coordinates(line, column); + } + else + { + column = mLines.empty() ? 0 : std::min(column, GetLineMaxColumn(line)); + return Coordinates(line, column); + } +} + +// https://en.wikipedia.org/wiki/UTF-8 +// We assume that the char is a standalone character (<128) or a leading byte of an UTF-8 code sequence (non-10xxxxxx code) +static int UTF8CharLength(TextEditor::Char c) +{ + if ((c & 0xFE) == 0xFC) + return 6; + if ((c & 0xFC) == 0xF8) + return 5; + if ((c & 0xF8) == 0xF0) + return 4; + else if ((c & 0xF0) == 0xE0) + return 3; + else if ((c & 0xE0) == 0xC0) + return 2; + return 1; +} + +// "Borrowed" from ImGui source +static inline int ImTextCharToUtf8(char* buf, int buf_size, unsigned int c) +{ + if (c < 0x80) + { + buf[0] = (char)c; + return 1; + } + if (c < 0x800) + { + if (buf_size < 2) return 0; + buf[0] = (char)(0xc0 + (c >> 6)); + buf[1] = (char)(0x80 + (c & 0x3f)); + return 2; + } + if (c >= 0xdc00 && c < 0xe000) + { + return 0; + } + if (c >= 0xd800 && c < 0xdc00) + { + if (buf_size < 4) return 0; + buf[0] = (char)(0xf0 + (c >> 18)); + buf[1] = (char)(0x80 + ((c >> 12) & 0x3f)); + buf[2] = (char)(0x80 + ((c >> 6) & 0x3f)); + buf[3] = (char)(0x80 + ((c) & 0x3f)); + return 4; + } + //else if (c < 0x10000) + { + if (buf_size < 3) return 0; + buf[0] = (char)(0xe0 + (c >> 12)); + buf[1] = (char)(0x80 + ((c >> 6) & 0x3f)); + buf[2] = (char)(0x80 + ((c) & 0x3f)); + return 3; + } +} + +void TextEditor::Advance(Coordinates & aCoordinates) const +{ + if (aCoordinates.mLine < (int)mLines.size()) + { + auto& line = mLines[aCoordinates.mLine]; + auto cindex = GetCharacterIndex(aCoordinates); + + if (cindex + 1 < (int)line.size()) + { + auto delta = UTF8CharLength(line[cindex].mChar); + cindex = std::min(cindex + delta, (int)line.size() - 1); + } + else + { + ++aCoordinates.mLine; + cindex = 0; + } + aCoordinates.mColumn = GetCharacterColumn(aCoordinates.mLine, cindex); + } +} + +void TextEditor::DeleteRange(const Coordinates & aStart, const Coordinates & aEnd) +{ + assert(aEnd >= aStart); + assert(!mReadOnly); + + //printf("D(%d.%d)-(%d.%d)\n", aStart.mLine, aStart.mColumn, aEnd.mLine, aEnd.mColumn); + + if (aEnd == aStart) + return; + + auto start = GetCharacterIndex(aStart); + auto end = GetCharacterIndex(aEnd); + + if (aStart.mLine == aEnd.mLine) + { + auto& line = mLines[aStart.mLine]; + auto n = GetLineMaxColumn(aStart.mLine); + if (aEnd.mColumn >= n) + line.erase(line.begin() + start, line.end()); + else + line.erase(line.begin() + start, line.begin() + end); + } + else + { + auto& firstLine = mLines[aStart.mLine]; + auto& lastLine = mLines[aEnd.mLine]; + + firstLine.erase(firstLine.begin() + start, firstLine.end()); + lastLine.erase(lastLine.begin(), lastLine.begin() + end); + + if (aStart.mLine < aEnd.mLine) + firstLine.insert(firstLine.end(), lastLine.begin(), lastLine.end()); + + if (aStart.mLine < aEnd.mLine) + RemoveLine(aStart.mLine + 1, aEnd.mLine + 1); + } + + mTextChanged = true; +} + +int TextEditor::InsertTextAt(Coordinates& /* inout */ aWhere, const char * aValue) +{ + assert(!mReadOnly); + + int cindex = GetCharacterIndex(aWhere); + int totalLines = 0; + while (*aValue != '\0') + { + assert(!mLines.empty()); + + if (*aValue == '\r') + { + // skip + ++aValue; + } + else if (*aValue == '\n') + { + if (cindex < (int)mLines[aWhere.mLine].size()) + { + auto& newLine = InsertLine(aWhere.mLine + 1); + auto& line = mLines[aWhere.mLine]; + newLine.insert(newLine.begin(), line.begin() + cindex, line.end()); + line.erase(line.begin() + cindex, line.end()); + } + else + { + InsertLine(aWhere.mLine + 1); + } + ++aWhere.mLine; + aWhere.mColumn = 0; + cindex = 0; + ++totalLines; + ++aValue; + } + else + { + auto& line = mLines[aWhere.mLine]; + auto d = UTF8CharLength(*aValue); + while (d-- > 0 && *aValue != '\0') + line.insert(line.begin() + cindex++, Glyph(*aValue++, PaletteIndex::Default)); + ++aWhere.mColumn; + } + + mTextChanged = true; + } + + return totalLines; +} + +void TextEditor::AddUndo(UndoRecord& aValue) +{ + assert(!mReadOnly); + //printf("AddUndo: (@%d.%d) +\'%s' [%d.%d .. %d.%d], -\'%s', [%d.%d .. %d.%d] (@%d.%d)\n", + // aValue.mBefore.mCursorPosition.mLine, aValue.mBefore.mCursorPosition.mColumn, + // aValue.mAdded.c_str(), aValue.mAddedStart.mLine, aValue.mAddedStart.mColumn, aValue.mAddedEnd.mLine, aValue.mAddedEnd.mColumn, + // aValue.mRemoved.c_str(), aValue.mRemovedStart.mLine, aValue.mRemovedStart.mColumn, aValue.mRemovedEnd.mLine, aValue.mRemovedEnd.mColumn, + // aValue.mAfter.mCursorPosition.mLine, aValue.mAfter.mCursorPosition.mColumn + // ); + + mUndoBuffer.resize((size_t)(mUndoIndex + 1)); + mUndoBuffer.back() = aValue; + ++mUndoIndex; +} + +TextEditor::Coordinates TextEditor::ScreenPosToCoordinates(const ImVec2& aPosition) const +{ + ImVec2 origin = ImGui::GetCursorScreenPos(); + ImVec2 local(aPosition.x - origin.x, aPosition.y - origin.y); + + int lineNo = std::max(0, (int)floor(local.y / mCharAdvance.y)); + + int columnCoord = 0; + + if (lineNo >= 0 && lineNo < (int)mLines.size()) + { + auto& line = mLines.at(lineNo); + + int columnIndex = 0; + float columnX = 0.0f; + + while ((size_t)columnIndex < line.size()) + { + float columnWidth = 0.0f; + + if (line[columnIndex].mChar == '\t') + { + float spaceSize = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, " ").x; + float oldX = columnX; + float newColumnX = (1.0f + std::floor((1.0f + columnX) / (float(mTabSize) * spaceSize))) * (float(mTabSize) * spaceSize); + columnWidth = newColumnX - oldX; + if (mTextStart + columnX + columnWidth * 0.5f > local.x) + break; + columnX = newColumnX; + columnCoord = (columnCoord / mTabSize) * mTabSize + mTabSize; + columnIndex++; + } + else + { + char buf[7]; + auto d = UTF8CharLength(line[columnIndex].mChar); + int i = 0; + while (i < 6 && d-- > 0) + buf[i++] = line[columnIndex++].mChar; + buf[i] = '\0'; + columnWidth = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, buf).x; + if (mTextStart + columnX + columnWidth * 0.5f > local.x) + break; + columnX += columnWidth; + columnCoord++; + } + } + } + + return SanitizeCoordinates(Coordinates(lineNo, columnCoord)); +} + +TextEditor::Coordinates TextEditor::FindWordStart(const Coordinates & aFrom) const +{ + Coordinates at = aFrom; + if (at.mLine >= (int)mLines.size()) + return at; + + auto& line = mLines[at.mLine]; + auto cindex = GetCharacterIndex(at); + + if (cindex >= (int)line.size()) + return at; + + while (cindex > 0 && isspace(line[cindex].mChar)) + --cindex; + + auto cstart = (PaletteIndex)line[cindex].mColorIndex; + while (cindex > 0) + { + auto c = line[cindex].mChar; + if ((c & 0xC0) != 0x80) // not UTF code sequence 10xxxxxx + { + if (c <= 32 && isspace(c)) + { + cindex++; + break; + } + if (cstart != (PaletteIndex)line[size_t(cindex - 1)].mColorIndex) + break; + } + --cindex; + } + return Coordinates(at.mLine, GetCharacterColumn(at.mLine, cindex)); +} + +TextEditor::Coordinates TextEditor::FindWordEnd(const Coordinates & aFrom) const +{ + Coordinates at = aFrom; + if (at.mLine >= (int)mLines.size()) + return at; + + auto& line = mLines[at.mLine]; + auto cindex = GetCharacterIndex(at); + + if (cindex >= (int)line.size()) + return at; + + bool prevspace = (bool)isspace(line[cindex].mChar); + auto cstart = (PaletteIndex)line[cindex].mColorIndex; + while (cindex < (int)line.size()) + { + auto c = line[cindex].mChar; + auto d = UTF8CharLength(c); + if (cstart != (PaletteIndex)line[cindex].mColorIndex) + break; + + if (prevspace != !!isspace(c)) + { + if (isspace(c)) + while (cindex < (int)line.size() && isspace(line[cindex].mChar)) + ++cindex; + break; + } + cindex += d; + } + return Coordinates(aFrom.mLine, GetCharacterColumn(aFrom.mLine, cindex)); +} + +TextEditor::Coordinates TextEditor::FindNextWord(const Coordinates & aFrom) const +{ + Coordinates at = aFrom; + if (at.mLine >= (int)mLines.size()) + return at; + + // skip to the next non-word character + auto cindex = GetCharacterIndex(aFrom); + bool isword = false; + bool skip = false; + if (cindex < (int)mLines[at.mLine].size()) + { + auto& line = mLines[at.mLine]; + isword = isalnum(line[cindex].mChar); + skip = isword; + } + + while (!isword || skip) + { + if (at.mLine >= mLines.size()) + { + auto l = std::max(0, (int) mLines.size() - 1); + return Coordinates(l, GetLineMaxColumn(l)); + } + + auto& line = mLines[at.mLine]; + if (cindex < (int)line.size()) + { + isword = isalnum(line[cindex].mChar); + + if (isword && !skip) + return Coordinates(at.mLine, GetCharacterColumn(at.mLine, cindex)); + + if (!isword) + skip = false; + + cindex++; + } + else + { + cindex = 0; + ++at.mLine; + skip = false; + isword = false; + } + } + + return at; +} + +int TextEditor::GetCharacterIndex(const Coordinates& aCoordinates) const +{ + if (aCoordinates.mLine >= mLines.size()) + return -1; + auto& line = mLines[aCoordinates.mLine]; + int c = 0; + int i = 0; + for (; i < line.size() && c < aCoordinates.mColumn;) + { + if (line[i].mChar == '\t') + c = (c / mTabSize) * mTabSize + mTabSize; + else + ++c; + i += UTF8CharLength(line[i].mChar); + } + return i; +} + +int TextEditor::GetCharacterColumn(int aLine, int aIndex) const +{ + if (aLine >= mLines.size()) + return 0; + auto& line = mLines[aLine]; + int col = 0; + int i = 0; + while (i < aIndex && i < (int)line.size()) + { + auto c = line[i].mChar; + i += UTF8CharLength(c); + if (c == '\t') + col = (col / mTabSize) * mTabSize + mTabSize; + else + col++; + } + return col; +} + +int TextEditor::GetLineCharacterCount(int aLine) const +{ + if (aLine >= mLines.size()) + return 0; + auto& line = mLines[aLine]; + int c = 0; + for (unsigned i = 0; i < line.size(); c++) + i += UTF8CharLength(line[i].mChar); + return c; +} + +int TextEditor::GetLineMaxColumn(int aLine) const +{ + if (aLine >= mLines.size()) + return 0; + auto& line = mLines[aLine]; + int col = 0; + for (unsigned i = 0; i < line.size(); ) + { + auto c = line[i].mChar; + if (c == '\t') + col = (col / mTabSize) * mTabSize + mTabSize; + else + col++; + i += UTF8CharLength(c); + } + return col; +} + +bool TextEditor::IsOnWordBoundary(const Coordinates & aAt) const +{ + if (aAt.mLine >= (int)mLines.size() || aAt.mColumn == 0) + return true; + + auto& line = mLines[aAt.mLine]; + auto cindex = GetCharacterIndex(aAt); + if (cindex >= (int)line.size()) + return true; + + if (mColorizerEnabled) + return line[cindex].mColorIndex != line[size_t(cindex - 1)].mColorIndex; + + return isspace(line[cindex].mChar) != isspace(line[cindex - 1].mChar); +} + +void TextEditor::RemoveLine(int aStart, int aEnd) +{ + assert(!mReadOnly); + assert(aEnd >= aStart); + assert(mLines.size() > (size_t)(aEnd - aStart)); + + ErrorMarkers etmp; + for (auto& i : mErrorMarkers) + { + ErrorMarkers::value_type e(i.first >= aStart ? i.first - 1 : i.first, i.second); + if (e.first >= aStart && e.first <= aEnd) + continue; + etmp.insert(e); + } + mErrorMarkers = std::move(etmp); + + Breakpoints btmp; + for (auto i : mBreakpoints) + { + if (i >= aStart && i <= aEnd) + continue; + btmp.insert(i >= aStart ? i - 1 : i); + } + mBreakpoints = std::move(btmp); + + mLines.erase(mLines.begin() + aStart, mLines.begin() + aEnd); + assert(!mLines.empty()); + + mTextChanged = true; +} + +void TextEditor::RemoveLine(int aIndex) +{ + assert(!mReadOnly); + assert(mLines.size() > 1); + + ErrorMarkers etmp; + for (auto& i : mErrorMarkers) + { + ErrorMarkers::value_type e(i.first > aIndex ? i.first - 1 : i.first, i.second); + if (e.first - 1 == aIndex) + continue; + etmp.insert(e); + } + mErrorMarkers = std::move(etmp); + + Breakpoints btmp; + for (auto i : mBreakpoints) + { + if (i == aIndex) + continue; + btmp.insert(i >= aIndex ? i - 1 : i); + } + mBreakpoints = std::move(btmp); + + mLines.erase(mLines.begin() + aIndex); + assert(!mLines.empty()); + + mTextChanged = true; +} + +TextEditor::Line& TextEditor::InsertLine(int aIndex) +{ + assert(!mReadOnly); + + auto& result = *mLines.insert(mLines.begin() + aIndex, Line()); + + ErrorMarkers etmp; + for (auto& i : mErrorMarkers) + etmp.insert(ErrorMarkers::value_type(i.first >= aIndex ? i.first + 1 : i.first, i.second)); + mErrorMarkers = std::move(etmp); + + Breakpoints btmp; + for (auto i : mBreakpoints) + btmp.insert(i >= aIndex ? i + 1 : i); + mBreakpoints = std::move(btmp); + + return result; +} + +std::string TextEditor::GetWordUnderCursor() const +{ + auto c = GetCursorPosition(); + return GetWordAt(c); +} + +std::string TextEditor::GetWordAt(const Coordinates & aCoords) const +{ + auto start = FindWordStart(aCoords); + auto end = FindWordEnd(aCoords); + + std::string r; + + auto istart = GetCharacterIndex(start); + auto iend = GetCharacterIndex(end); + + for (auto it = istart; it < iend; ++it) + r.push_back(mLines[aCoords.mLine][it].mChar); + + return r; +} + +ImU32 TextEditor::GetGlyphColor(const Glyph & aGlyph) const +{ + if (!mColorizerEnabled) + return mPalette[(int)PaletteIndex::Default]; + if (aGlyph.mComment) + return mPalette[(int)PaletteIndex::Comment]; + if (aGlyph.mMultiLineComment) + return mPalette[(int)PaletteIndex::MultiLineComment]; + auto const color = mPalette[(int)aGlyph.mColorIndex]; + if (aGlyph.mPreprocessor) + { + const auto ppcolor = mPalette[(int)PaletteIndex::Preprocessor]; + const int c0 = ((ppcolor & 0xff) + (color & 0xff)) / 2; + const int c1 = (((ppcolor >> 8) & 0xff) + ((color >> 8) & 0xff)) / 2; + const int c2 = (((ppcolor >> 16) & 0xff) + ((color >> 16) & 0xff)) / 2; + const int c3 = (((ppcolor >> 24) & 0xff) + ((color >> 24) & 0xff)) / 2; + return ImU32(c0 | (c1 << 8) | (c2 << 16) | (c3 << 24)); + } + return color; +} + +void TextEditor::HandleKeyboardInputs() +{ + ImGuiIO& io = ImGui::GetIO(); + auto shift = io.KeyShift; + auto ctrl = io.ConfigMacOSXBehaviors ? io.KeySuper : io.KeyCtrl; + auto alt = io.ConfigMacOSXBehaviors ? io.KeyCtrl : io.KeyAlt; + + if (ImGui::IsWindowFocused()) + { + if (ImGui::IsWindowHovered()) + ImGui::SetMouseCursor(ImGuiMouseCursor_TextInput); + //ImGui::CaptureKeyboardFromApp(true); + + io.WantCaptureKeyboard = true; + io.WantTextInput = true; + + if (!IsReadOnly() && ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Z))) + Undo(); + else if (!IsReadOnly() && !ctrl && !shift && alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Backspace))) + Undo(); + else if (!IsReadOnly() && ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Y))) + Redo(); + else if (!ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_UpArrow))) + MoveUp(1, shift); + else if (!ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_DownArrow))) + MoveDown(1, shift); + else if (!alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_LeftArrow))) + MoveLeft(1, shift, ctrl); + else if (!alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_RightArrow))) + MoveRight(1, shift, ctrl); + else if (!alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_PageUp))) + MoveUp(GetPageSize() - 4, shift); + else if (!alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_PageDown))) + MoveDown(GetPageSize() - 4, shift); + else if (!alt && ctrl && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Home))) + MoveTop(shift); + else if (ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_End))) + MoveBottom(shift); + else if (!ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Home))) + MoveHome(shift); + else if (!ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_End))) + MoveEnd(shift); + else if (!IsReadOnly() && !ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Delete))) + Delete(); + else if (!IsReadOnly() && !ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Backspace))) + Backspace(); + else if (!ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Insert))) + mOverwrite ^= true; + else if (ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Insert))) + Copy(); + else if (ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_C))) + Copy(); + else if (!IsReadOnly() && !ctrl && shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Insert))) + Paste(); + else if (!IsReadOnly() && ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_V))) + Paste(); + else if (ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_X))) + Cut(); + else if (!ctrl && shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Delete))) + Cut(); + else if (ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_A))) + SelectAll(); + else if (!IsReadOnly() && !ctrl && !shift && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Enter))) + EnterCharacter('\n', false); + else if (!IsReadOnly() && !ctrl && !alt && ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_Tab))) + EnterCharacter('\t', shift); + + if (!IsReadOnly() && !io.InputQueueCharacters.empty()) + { + for (int i = 0; i < io.InputQueueCharacters.Size; i++) + { + auto c = io.InputQueueCharacters[i]; + if (c != 0 && (c == '\n' || c >= 32)) + EnterCharacter(c, shift); + } + io.InputQueueCharacters.resize(0); + } + } +} + +void TextEditor::HandleMouseInputs() +{ + ImGuiIO& io = ImGui::GetIO(); + auto shift = io.KeyShift; + auto ctrl = io.ConfigMacOSXBehaviors ? io.KeySuper : io.KeyCtrl; + auto alt = io.ConfigMacOSXBehaviors ? io.KeyCtrl : io.KeyAlt; + + if (ImGui::IsWindowHovered()) + { + if (!shift && !alt) + { + auto click = ImGui::IsMouseClicked(0); + auto doubleClick = ImGui::IsMouseDoubleClicked(0); + auto t = ImGui::GetTime(); + auto tripleClick = click && !doubleClick && (mLastClick != -1.0f && (t - mLastClick) < io.MouseDoubleClickTime); + + /* + Left mouse button triple click + */ + + if (tripleClick) + { + if (!ctrl) + { + mState.mCursorPosition = mInteractiveStart = mInteractiveEnd = ScreenPosToCoordinates(ImGui::GetMousePos()); + mSelectionMode = SelectionMode::Line; + SetSelection(mInteractiveStart, mInteractiveEnd, mSelectionMode); + } + + mLastClick = -1.0f; + } + + /* + Left mouse button double click + */ + + else if (doubleClick) + { + if (!ctrl) + { + mState.mCursorPosition = mInteractiveStart = mInteractiveEnd = ScreenPosToCoordinates(ImGui::GetMousePos()); + if (mSelectionMode == SelectionMode::Line) + mSelectionMode = SelectionMode::Normal; + else + mSelectionMode = SelectionMode::Word; + SetSelection(mInteractiveStart, mInteractiveEnd, mSelectionMode); + } + + mLastClick = (float)ImGui::GetTime(); + } + + /* + Left mouse button click + */ + else if (click) + { + mState.mCursorPosition = mInteractiveStart = mInteractiveEnd = ScreenPosToCoordinates(ImGui::GetMousePos()); + if (ctrl) + mSelectionMode = SelectionMode::Word; + else + mSelectionMode = SelectionMode::Normal; + SetSelection(mInteractiveStart, mInteractiveEnd, mSelectionMode); + + mLastClick = (float)ImGui::GetTime(); + } + // Mouse left button dragging (=> update selection) + else if (ImGui::IsMouseDragging(0) && ImGui::IsMouseDown(0)) + { + io.WantCaptureMouse = true; + mState.mCursorPosition = mInteractiveEnd = ScreenPosToCoordinates(ImGui::GetMousePos()); + SetSelection(mInteractiveStart, mInteractiveEnd, mSelectionMode); + } + } + } +} + +void TextEditor::Render() +{ + /* Compute mCharAdvance regarding to scaled font size (Ctrl + mouse wheel)*/ + const float fontSize = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, "#", nullptr, nullptr).x; + mCharAdvance = ImVec2(fontSize, ImGui::GetTextLineHeightWithSpacing() * mLineSpacing); + + /* Update palette with the current alpha from style */ + for (int i = 0; i < (int)PaletteIndex::Max; ++i) + { + auto color = ImGui::ColorConvertU32ToFloat4(mPaletteBase[i]); + color.w *= ImGui::GetStyle().Alpha; + mPalette[i] = ImGui::ColorConvertFloat4ToU32(color); + } + + assert(mLineBuffer.empty()); + + auto contentSize = ImGui::GetWindowContentRegionMax(); + auto drawList = ImGui::GetWindowDrawList(); + float longest(mTextStart); + + if (mScrollToTop) + { + mScrollToTop = false; + ImGui::SetScrollY(0.f); + } + + ImVec2 cursorScreenPos = ImGui::GetCursorScreenPos(); + auto scrollX = ImGui::GetScrollX(); + auto scrollY = ImGui::GetScrollY(); + + auto lineNo = (int)floor(scrollY / mCharAdvance.y); + auto globalLineMax = (int)mLines.size(); + auto lineMax = std::max(0, std::min((int)mLines.size() - 1, lineNo + (int)floor((scrollY + contentSize.y) / mCharAdvance.y))); + + // Deduce mTextStart by evaluating mLines size (global lineMax) plus two spaces as text width + char buf[16]; + snprintf(buf, 16, " %d ", globalLineMax); + mTextStart = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, buf, nullptr, nullptr).x + mLeftMargin; + + if (!mLines.empty()) + { + float spaceSize = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, " ", nullptr, nullptr).x; + + while (lineNo <= lineMax) + { + ImVec2 lineStartScreenPos = ImVec2(cursorScreenPos.x, cursorScreenPos.y + lineNo * mCharAdvance.y); + ImVec2 textScreenPos = ImVec2(lineStartScreenPos.x + mTextStart, lineStartScreenPos.y); + + auto& line = mLines[lineNo]; + longest = std::max(mTextStart + TextDistanceToLineStart(Coordinates(lineNo, GetLineMaxColumn(lineNo))), longest); + auto columnNo = 0; + Coordinates lineStartCoord(lineNo, 0); + Coordinates lineEndCoord(lineNo, GetLineMaxColumn(lineNo)); + + // Draw selection for the current line + float sstart = -1.0f; + float ssend = -1.0f; + + assert(mState.mSelectionStart <= mState.mSelectionEnd); + if (mState.mSelectionStart <= lineEndCoord) + sstart = mState.mSelectionStart > lineStartCoord ? TextDistanceToLineStart(mState.mSelectionStart) : 0.0f; + if (mState.mSelectionEnd > lineStartCoord) + ssend = TextDistanceToLineStart(mState.mSelectionEnd < lineEndCoord ? mState.mSelectionEnd : lineEndCoord); + + if (mState.mSelectionEnd.mLine > lineNo) + ssend += mCharAdvance.x; + + if (sstart != -1 && ssend != -1 && sstart < ssend) + { + ImVec2 vstart(lineStartScreenPos.x + mTextStart + sstart, lineStartScreenPos.y); + ImVec2 vend(lineStartScreenPos.x + mTextStart + ssend, lineStartScreenPos.y + mCharAdvance.y); + drawList->AddRectFilled(vstart, vend, mPalette[(int)PaletteIndex::Selection]); + } + + // Draw breakpoints + auto start = ImVec2(lineStartScreenPos.x + scrollX, lineStartScreenPos.y); + + if (mBreakpoints.count(lineNo + 1) != 0) + { + auto end = ImVec2(lineStartScreenPos.x + contentSize.x + 2.0f * scrollX, lineStartScreenPos.y + mCharAdvance.y); + drawList->AddRectFilled(start, end, mPalette[(int)PaletteIndex::Breakpoint]); + } + + // Draw error markers + auto errorIt = mErrorMarkers.find(lineNo + 1); + if (errorIt != mErrorMarkers.end()) + { + auto end = ImVec2(lineStartScreenPos.x + contentSize.x + 2.0f * scrollX, lineStartScreenPos.y + mCharAdvance.y); + drawList->AddRectFilled(start, end, mPalette[(int)PaletteIndex::ErrorMarker]); + + if (ImGui::IsMouseHoveringRect(lineStartScreenPos, end)) + { + ImGui::BeginTooltip(); + ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.0f, 0.2f, 0.2f, 1.0f)); + ImGui::Text("Error at line %d:", errorIt->first); + ImGui::PopStyleColor(); + ImGui::Separator(); + ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.0f, 1.0f, 0.2f, 1.0f)); + ImGui::Text("%s", errorIt->second.c_str()); + ImGui::PopStyleColor(); + ImGui::EndTooltip(); + } + } + + // Draw line number (right aligned) + snprintf(buf, 16, "%d ", lineNo + 1); + + auto lineNoWidth = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, buf, nullptr, nullptr).x; + drawList->AddText(ImVec2(lineStartScreenPos.x + mTextStart - lineNoWidth, lineStartScreenPos.y), mPalette[(int)PaletteIndex::LineNumber], buf); + + if (mState.mCursorPosition.mLine == lineNo) + { + auto focused = ImGui::IsWindowFocused(); + + // Highlight the current line (where the cursor is) + if (!HasSelection()) + { + auto end = ImVec2(start.x + contentSize.x + scrollX, start.y + mCharAdvance.y); + drawList->AddRectFilled(start, end, mPalette[(int)(focused ? PaletteIndex::CurrentLineFill : PaletteIndex::CurrentLineFillInactive)]); + drawList->AddRect(start, end, mPalette[(int)PaletteIndex::CurrentLineEdge], 1.0f); + } + + // Render the cursor + if (focused) + { + auto timeEnd = std::chrono::duration_cast(std::chrono::system_clock::now().time_since_epoch()).count(); + auto elapsed = timeEnd - mStartTime; + if (elapsed > 400) + { + float width = 1.0f; + auto cindex = GetCharacterIndex(mState.mCursorPosition); + float cx = TextDistanceToLineStart(mState.mCursorPosition); + + if (mOverwrite && cindex < (int)line.size()) + { + auto c = line[cindex].mChar; + if (c == '\t') + { + auto x = (1.0f + std::floor((1.0f + cx) / (float(mTabSize) * spaceSize))) * (float(mTabSize) * spaceSize); + width = x - cx; + } + else + { + char buf2[2]; + buf2[0] = line[cindex].mChar; + buf2[1] = '\0'; + width = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, buf2).x; + } + } + ImVec2 cstart(textScreenPos.x + cx, lineStartScreenPos.y); + ImVec2 cend(textScreenPos.x + cx + width, lineStartScreenPos.y + mCharAdvance.y); + drawList->AddRectFilled(cstart, cend, mPalette[(int)PaletteIndex::Cursor]); + if (elapsed > 800) + mStartTime = timeEnd; + } + } + } + + // Render colorized text + auto prevColor = line.empty() ? mPalette[(int)PaletteIndex::Default] : GetGlyphColor(line[0]); + ImVec2 bufferOffset; + + for (int i = 0; i < line.size();) + { + auto& glyph = line[i]; + auto color = GetGlyphColor(glyph); + + if ((color != prevColor || glyph.mChar == '\t' || glyph.mChar == ' ') && !mLineBuffer.empty()) + { + const ImVec2 newOffset(textScreenPos.x + bufferOffset.x, textScreenPos.y + bufferOffset.y); + drawList->AddText(newOffset, prevColor, mLineBuffer.c_str()); + auto textSize = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, mLineBuffer.c_str(), nullptr, nullptr); + bufferOffset.x += textSize.x; + mLineBuffer.clear(); + } + prevColor = color; + + if (glyph.mChar == '\t') + { + auto oldX = bufferOffset.x; + bufferOffset.x = (1.0f + std::floor((1.0f + bufferOffset.x) / (float(mTabSize) * spaceSize))) * (float(mTabSize) * spaceSize); + ++i; + + if (mShowWhitespaces) + { + const auto s = ImGui::GetFontSize(); + const auto x1 = textScreenPos.x + oldX + 1.0f; + const auto x2 = textScreenPos.x + bufferOffset.x - 1.0f; + const auto y = textScreenPos.y + bufferOffset.y + s * 0.5f; + const ImVec2 p1(x1, y); + const ImVec2 p2(x2, y); + const ImVec2 p3(x2 - s * 0.2f, y - s * 0.2f); + const ImVec2 p4(x2 - s * 0.2f, y + s * 0.2f); + drawList->AddLine(p1, p2, 0x90909090); + drawList->AddLine(p2, p3, 0x90909090); + drawList->AddLine(p2, p4, 0x90909090); + } + } + else if (glyph.mChar == ' ') + { + if (mShowWhitespaces) + { + const auto s = ImGui::GetFontSize(); + const auto x = textScreenPos.x + bufferOffset.x + spaceSize * 0.5f; + const auto y = textScreenPos.y + bufferOffset.y + s * 0.5f; + drawList->AddCircleFilled(ImVec2(x, y), 1.5f, 0x80808080, 4); + } + bufferOffset.x += spaceSize; + i++; + } + else + { + auto l = UTF8CharLength(glyph.mChar); + while (l-- > 0) + mLineBuffer.push_back(line[i++].mChar); + } + ++columnNo; + } + + if (!mLineBuffer.empty()) + { + const ImVec2 newOffset(textScreenPos.x + bufferOffset.x, textScreenPos.y + bufferOffset.y); + drawList->AddText(newOffset, prevColor, mLineBuffer.c_str()); + mLineBuffer.clear(); + } + + ++lineNo; + } + + // Draw a tooltip on known identifiers/preprocessor symbols + if (ImGui::IsMousePosValid()) + { + auto id = GetWordAt(ScreenPosToCoordinates(ImGui::GetMousePos())); + if (!id.empty()) + { + auto it = mLanguageDefinition.mIdentifiers.find(id); + if (it != mLanguageDefinition.mIdentifiers.end()) + { + ImGui::BeginTooltip(); + ImGui::TextUnformatted(it->second.mDeclaration.c_str()); + ImGui::EndTooltip(); + } + else + { + auto pi = mLanguageDefinition.mPreprocIdentifiers.find(id); + if (pi != mLanguageDefinition.mPreprocIdentifiers.end()) + { + ImGui::BeginTooltip(); + ImGui::TextUnformatted(pi->second.mDeclaration.c_str()); + ImGui::EndTooltip(); + } + } + } + } + } + + + ImGui::Dummy(ImVec2((longest + 2), mLines.size() * mCharAdvance.y)); + + if (mScrollToCursor) + { + EnsureCursorVisible(); + ImGui::SetWindowFocus(); + mScrollToCursor = false; + } +} + +void TextEditor::Render(const char* aTitle, const ImVec2& aSize, bool aBorder) +{ + mWithinRender = true; + mTextChanged = false; + mCursorPositionChanged = false; + + ImGui::PushStyleColor(ImGuiCol_ChildBg, ImGui::ColorConvertU32ToFloat4(mPalette[(int)PaletteIndex::Background])); + ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(0.0f, 0.0f)); + if (!mIgnoreImGuiChild) + ImGui::BeginChild(aTitle, aSize, aBorder, ImGuiWindowFlags_HorizontalScrollbar | ImGuiWindowFlags_AlwaysHorizontalScrollbar | ImGuiWindowFlags_NoMove); + + if (mHandleKeyboardInputs) + { + HandleKeyboardInputs(); + ImGui::PushAllowKeyboardFocus(true); + } + + if (mHandleMouseInputs) + HandleMouseInputs(); + + ColorizeInternal(); + Render(); + + if (mHandleKeyboardInputs) + ImGui::PopAllowKeyboardFocus(); + + if (!mIgnoreImGuiChild) + ImGui::EndChild(); + + ImGui::PopStyleVar(); + ImGui::PopStyleColor(); + + mWithinRender = false; +} + +void TextEditor::SetText(const std::string & aText) +{ + mLines.clear(); + mLines.emplace_back(Line()); + for (auto chr : aText) + { + if (chr == '\r') + { + // ignore the carriage return character + } + else if (chr == '\n') + mLines.emplace_back(Line()); + else + { + mLines.back().emplace_back(Glyph(chr, PaletteIndex::Default)); + } + } + + mTextChanged = true; + mScrollToTop = true; + + mUndoBuffer.clear(); + mUndoIndex = 0; + + Colorize(); +} + +void TextEditor::SetTextLines(const std::vector & aLines) +{ + mLines.clear(); + + if (aLines.empty()) + { + mLines.emplace_back(Line()); + } + else + { + mLines.resize(aLines.size()); + + for (size_t i = 0; i < aLines.size(); ++i) + { + const std::string & aLine = aLines[i]; + + mLines[i].reserve(aLine.size()); + for (size_t j = 0; j < aLine.size(); ++j) + mLines[i].emplace_back(Glyph(aLine[j], PaletteIndex::Default)); + } + } + + mTextChanged = true; + mScrollToTop = true; + + mUndoBuffer.clear(); + mUndoIndex = 0; + + Colorize(); +} + +void TextEditor::EnterCharacter(ImWchar aChar, bool aShift) +{ + assert(!mReadOnly); + + UndoRecord u; + + u.mBefore = mState; + + if (HasSelection()) + { + if (aChar == '\t' && mState.mSelectionStart.mLine != mState.mSelectionEnd.mLine) + { + + auto start = mState.mSelectionStart; + auto end = mState.mSelectionEnd; + auto originalEnd = end; + + if (start > end) + std::swap(start, end); + start.mColumn = 0; + // end.mColumn = end.mLine < mLines.size() ? mLines[end.mLine].size() : 0; + if (end.mColumn == 0 && end.mLine > 0) + --end.mLine; + if (end.mLine >= (int)mLines.size()) + end.mLine = mLines.empty() ? 0 : (int)mLines.size() - 1; + end.mColumn = GetLineMaxColumn(end.mLine); + + //if (end.mColumn >= GetLineMaxColumn(end.mLine)) + // end.mColumn = GetLineMaxColumn(end.mLine) - 1; + + u.mRemovedStart = start; + u.mRemovedEnd = end; + u.mRemoved = GetText(start, end); + + bool modified = false; + + for (int i = start.mLine; i <= end.mLine; i++) + { + auto& line = mLines[i]; + if (aShift) + { + if (!line.empty()) + { + if (line.front().mChar == '\t') + { + line.erase(line.begin()); + modified = true; + } + else + { + for (int j = 0; j < mTabSize && !line.empty() && line.front().mChar == ' '; j++) + { + line.erase(line.begin()); + modified = true; + } + } + } + } + else + { + line.insert(line.begin(), Glyph('\t', TextEditor::PaletteIndex::Background)); + modified = true; + } + } + + if (modified) + { + start = Coordinates(start.mLine, GetCharacterColumn(start.mLine, 0)); + Coordinates rangeEnd; + if (originalEnd.mColumn != 0) + { + end = Coordinates(end.mLine, GetLineMaxColumn(end.mLine)); + rangeEnd = end; + u.mAdded = GetText(start, end); + } + else + { + end = Coordinates(originalEnd.mLine, 0); + rangeEnd = Coordinates(end.mLine - 1, GetLineMaxColumn(end.mLine - 1)); + u.mAdded = GetText(start, rangeEnd); + } + + u.mAddedStart = start; + u.mAddedEnd = rangeEnd; + u.mAfter = mState; + + mState.mSelectionStart = start; + mState.mSelectionEnd = end; + AddUndo(u); + + mTextChanged = true; + + EnsureCursorVisible(); + } + + return; + } // c == '\t' + else + { + u.mRemoved = GetSelectedText(); + u.mRemovedStart = mState.mSelectionStart; + u.mRemovedEnd = mState.mSelectionEnd; + DeleteSelection(); + } + } // HasSelection + + auto coord = GetActualCursorCoordinates(); + u.mAddedStart = coord; + + assert(!mLines.empty()); + + if (aChar == '\n') + { + InsertLine(coord.mLine + 1); + auto& line = mLines[coord.mLine]; + auto& newLine = mLines[coord.mLine + 1]; + + if (mLanguageDefinition.mAutoIndentation) + for (size_t it = 0; it < line.size() && isascii(line[it].mChar) && isblank(line[it].mChar); ++it) + newLine.push_back(line[it]); + + const size_t whitespaceSize = newLine.size(); + auto cindex = GetCharacterIndex(coord); + newLine.insert(newLine.end(), line.begin() + cindex, line.end()); + line.erase(line.begin() + cindex, line.begin() + line.size()); + SetCursorPosition(Coordinates(coord.mLine + 1, GetCharacterColumn(coord.mLine + 1, (int)whitespaceSize))); + u.mAdded = (char)aChar; + } + else + { + char buf[7]; + int e = ImTextCharToUtf8(buf, 7, aChar); + if (e > 0) + { + buf[e] = '\0'; + auto& line = mLines[coord.mLine]; + auto cindex = GetCharacterIndex(coord); + + if (mOverwrite && cindex < (int)line.size()) + { + auto d = UTF8CharLength(line[cindex].mChar); + + u.mRemovedStart = mState.mCursorPosition; + u.mRemovedEnd = Coordinates(coord.mLine, GetCharacterColumn(coord.mLine, cindex + d)); + + while (d-- > 0 && cindex < (int)line.size()) + { + u.mRemoved += line[cindex].mChar; + line.erase(line.begin() + cindex); + } + } + + for (auto p = buf; *p != '\0'; p++, ++cindex) + line.insert(line.begin() + cindex, Glyph(*p, PaletteIndex::Default)); + u.mAdded = buf; + + SetCursorPosition(Coordinates(coord.mLine, GetCharacterColumn(coord.mLine, cindex))); + } + else + return; + } + + mTextChanged = true; + + u.mAddedEnd = GetActualCursorCoordinates(); + u.mAfter = mState; + + AddUndo(u); + + Colorize(coord.mLine - 1, 3); + EnsureCursorVisible(); +} + +void TextEditor::SetReadOnly(bool aValue) +{ + mReadOnly = aValue; +} + +void TextEditor::SetColorizerEnable(bool aValue) +{ + mColorizerEnabled = aValue; +} + +void TextEditor::SetCursorPosition(const Coordinates & aPosition) +{ + if (mState.mCursorPosition != aPosition) + { + mState.mCursorPosition = aPosition; + mCursorPositionChanged = true; + EnsureCursorVisible(); + } +} + +void TextEditor::SetSelectionStart(const Coordinates & aPosition) +{ + mState.mSelectionStart = SanitizeCoordinates(aPosition); + if (mState.mSelectionStart > mState.mSelectionEnd) + std::swap(mState.mSelectionStart, mState.mSelectionEnd); +} + +void TextEditor::SetSelectionEnd(const Coordinates & aPosition) +{ + mState.mSelectionEnd = SanitizeCoordinates(aPosition); + if (mState.mSelectionStart > mState.mSelectionEnd) + std::swap(mState.mSelectionStart, mState.mSelectionEnd); +} + +void TextEditor::SetSelection(const Coordinates & aStart, const Coordinates & aEnd, SelectionMode aMode) +{ + auto oldSelStart = mState.mSelectionStart; + auto oldSelEnd = mState.mSelectionEnd; + + mState.mSelectionStart = SanitizeCoordinates(aStart); + mState.mSelectionEnd = SanitizeCoordinates(aEnd); + if (mState.mSelectionStart > mState.mSelectionEnd) + std::swap(mState.mSelectionStart, mState.mSelectionEnd); + + switch (aMode) + { + case TextEditor::SelectionMode::Normal: + break; + case TextEditor::SelectionMode::Word: + { + mState.mSelectionStart = FindWordStart(mState.mSelectionStart); + if (!IsOnWordBoundary(mState.mSelectionEnd)) + mState.mSelectionEnd = FindWordEnd(FindWordStart(mState.mSelectionEnd)); + break; + } + case TextEditor::SelectionMode::Line: + { + const auto lineNo = mState.mSelectionEnd.mLine; + const auto lineSize = (size_t)lineNo < mLines.size() ? mLines[lineNo].size() : 0; + mState.mSelectionStart = Coordinates(mState.mSelectionStart.mLine, 0); + mState.mSelectionEnd = Coordinates(lineNo, GetLineMaxColumn(lineNo)); + break; + } + default: + break; + } + + if (mState.mSelectionStart != oldSelStart || + mState.mSelectionEnd != oldSelEnd) + mCursorPositionChanged = true; +} + +void TextEditor::SetTabSize(int aValue) +{ + mTabSize = std::max(0, std::min(32, aValue)); +} + +void TextEditor::InsertText(const std::string & aValue) +{ + InsertText(aValue.c_str()); +} + +void TextEditor::InsertText(const char * aValue) +{ + if (aValue == nullptr) + return; + + auto pos = GetActualCursorCoordinates(); + auto start = std::min(pos, mState.mSelectionStart); + int totalLines = pos.mLine - start.mLine; + + totalLines += InsertTextAt(pos, aValue); + + SetSelection(pos, pos); + SetCursorPosition(pos); + Colorize(start.mLine - 1, totalLines + 2); +} + +void TextEditor::DeleteSelection() +{ + assert(mState.mSelectionEnd >= mState.mSelectionStart); + + if (mState.mSelectionEnd == mState.mSelectionStart) + return; + + DeleteRange(mState.mSelectionStart, mState.mSelectionEnd); + + SetSelection(mState.mSelectionStart, mState.mSelectionStart); + SetCursorPosition(mState.mSelectionStart); + Colorize(mState.mSelectionStart.mLine, 1); +} + +void TextEditor::MoveUp(int aAmount, bool aSelect) +{ + auto oldPos = mState.mCursorPosition; + mState.mCursorPosition.mLine = std::max(0, mState.mCursorPosition.mLine - aAmount); + if (oldPos != mState.mCursorPosition) + { + if (aSelect) + { + if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else if (oldPos == mInteractiveEnd) + mInteractiveEnd = mState.mCursorPosition; + else + { + mInteractiveStart = mState.mCursorPosition; + mInteractiveEnd = oldPos; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd); + + EnsureCursorVisible(); + } +} + +void TextEditor::MoveDown(int aAmount, bool aSelect) +{ + assert(mState.mCursorPosition.mColumn >= 0); + auto oldPos = mState.mCursorPosition; + mState.mCursorPosition.mLine = std::max(0, std::min((int)mLines.size() - 1, mState.mCursorPosition.mLine + aAmount)); + + if (mState.mCursorPosition != oldPos) + { + if (aSelect) + { + if (oldPos == mInteractiveEnd) + mInteractiveEnd = mState.mCursorPosition; + else if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else + { + mInteractiveStart = oldPos; + mInteractiveEnd = mState.mCursorPosition; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd); + + EnsureCursorVisible(); + } +} + +static bool IsUTFSequence(char c) +{ + return (c & 0xC0) == 0x80; +} + +void TextEditor::MoveLeft(int aAmount, bool aSelect, bool aWordMode) +{ + if (mLines.empty()) + return; + + auto oldPos = mState.mCursorPosition; + mState.mCursorPosition = GetActualCursorCoordinates(); + auto line = mState.mCursorPosition.mLine; + auto cindex = GetCharacterIndex(mState.mCursorPosition); + + while (aAmount-- > 0) + { + if (cindex == 0) + { + if (line > 0) + { + --line; + if ((int)mLines.size() > line) + cindex = (int)mLines[line].size(); + else + cindex = 0; + } + } + else + { + --cindex; + if (cindex > 0) + { + if ((int)mLines.size() > line) + { + while (cindex > 0 && IsUTFSequence(mLines[line][cindex].mChar)) + --cindex; + } + } + } + + mState.mCursorPosition = Coordinates(line, GetCharacterColumn(line, cindex)); + if (aWordMode) + { + mState.mCursorPosition = FindWordStart(mState.mCursorPosition); + cindex = GetCharacterIndex(mState.mCursorPosition); + } + } + + mState.mCursorPosition = Coordinates(line, GetCharacterColumn(line, cindex)); + + assert(mState.mCursorPosition.mColumn >= 0); + if (aSelect) + { + if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else if (oldPos == mInteractiveEnd) + mInteractiveEnd = mState.mCursorPosition; + else + { + mInteractiveStart = mState.mCursorPosition; + mInteractiveEnd = oldPos; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd, aSelect && aWordMode ? SelectionMode::Word : SelectionMode::Normal); + + EnsureCursorVisible(); +} + +void TextEditor::MoveRight(int aAmount, bool aSelect, bool aWordMode) +{ + auto oldPos = mState.mCursorPosition; + + if (mLines.empty() || oldPos.mLine >= mLines.size()) + return; + + auto cindex = GetCharacterIndex(mState.mCursorPosition); + while (aAmount-- > 0) + { + auto lindex = mState.mCursorPosition.mLine; + auto& line = mLines[lindex]; + + if (cindex >= line.size()) + { + if (mState.mCursorPosition.mLine < mLines.size() - 1) + { + mState.mCursorPosition.mLine = std::max(0, std::min((int)mLines.size() - 1, mState.mCursorPosition.mLine + 1)); + mState.mCursorPosition.mColumn = 0; + } + else + return; + } + else + { + cindex += UTF8CharLength(line[cindex].mChar); + mState.mCursorPosition = Coordinates(lindex, GetCharacterColumn(lindex, cindex)); + if (aWordMode) + mState.mCursorPosition = FindNextWord(mState.mCursorPosition); + } + } + + if (aSelect) + { + if (oldPos == mInteractiveEnd) + mInteractiveEnd = SanitizeCoordinates(mState.mCursorPosition); + else if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else + { + mInteractiveStart = oldPos; + mInteractiveEnd = mState.mCursorPosition; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd, aSelect && aWordMode ? SelectionMode::Word : SelectionMode::Normal); + + EnsureCursorVisible(); +} + +void TextEditor::MoveTop(bool aSelect) +{ + auto oldPos = mState.mCursorPosition; + SetCursorPosition(Coordinates(0, 0)); + + if (mState.mCursorPosition != oldPos) + { + if (aSelect) + { + mInteractiveEnd = oldPos; + mInteractiveStart = mState.mCursorPosition; + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd); + } +} + +void TextEditor::TextEditor::MoveBottom(bool aSelect) +{ + auto oldPos = GetCursorPosition(); + auto newPos = Coordinates((int)mLines.size() - 1, 0); + SetCursorPosition(newPos); + if (aSelect) + { + mInteractiveStart = oldPos; + mInteractiveEnd = newPos; + } + else + mInteractiveStart = mInteractiveEnd = newPos; + SetSelection(mInteractiveStart, mInteractiveEnd); +} + +void TextEditor::MoveHome(bool aSelect) +{ + auto oldPos = mState.mCursorPosition; + SetCursorPosition(Coordinates(mState.mCursorPosition.mLine, 0)); + + if (mState.mCursorPosition != oldPos) + { + if (aSelect) + { + if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else if (oldPos == mInteractiveEnd) + mInteractiveEnd = mState.mCursorPosition; + else + { + mInteractiveStart = mState.mCursorPosition; + mInteractiveEnd = oldPos; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd); + } +} + +void TextEditor::MoveEnd(bool aSelect) +{ + auto oldPos = mState.mCursorPosition; + SetCursorPosition(Coordinates(mState.mCursorPosition.mLine, GetLineMaxColumn(oldPos.mLine))); + + if (mState.mCursorPosition != oldPos) + { + if (aSelect) + { + if (oldPos == mInteractiveEnd) + mInteractiveEnd = mState.mCursorPosition; + else if (oldPos == mInteractiveStart) + mInteractiveStart = mState.mCursorPosition; + else + { + mInteractiveStart = oldPos; + mInteractiveEnd = mState.mCursorPosition; + } + } + else + mInteractiveStart = mInteractiveEnd = mState.mCursorPosition; + SetSelection(mInteractiveStart, mInteractiveEnd); + } +} + +void TextEditor::Delete() +{ + assert(!mReadOnly); + + if (mLines.empty()) + return; + + UndoRecord u; + u.mBefore = mState; + + if (HasSelection()) + { + u.mRemoved = GetSelectedText(); + u.mRemovedStart = mState.mSelectionStart; + u.mRemovedEnd = mState.mSelectionEnd; + + DeleteSelection(); + } + else + { + auto pos = GetActualCursorCoordinates(); + SetCursorPosition(pos); + auto& line = mLines[pos.mLine]; + + if (pos.mColumn == GetLineMaxColumn(pos.mLine)) + { + if (pos.mLine == (int)mLines.size() - 1) + return; + + u.mRemoved = '\n'; + u.mRemovedStart = u.mRemovedEnd = GetActualCursorCoordinates(); + Advance(u.mRemovedEnd); + + auto& nextLine = mLines[pos.mLine + 1]; + line.insert(line.end(), nextLine.begin(), nextLine.end()); + RemoveLine(pos.mLine + 1); + } + else + { + auto cindex = GetCharacterIndex(pos); + u.mRemovedStart = u.mRemovedEnd = GetActualCursorCoordinates(); + u.mRemovedEnd.mColumn++; + u.mRemoved = GetText(u.mRemovedStart, u.mRemovedEnd); + + auto d = UTF8CharLength(line[cindex].mChar); + while (d-- > 0 && cindex < (int)line.size()) + line.erase(line.begin() + cindex); + } + + mTextChanged = true; + + Colorize(pos.mLine, 1); + } + + u.mAfter = mState; + AddUndo(u); +} + +void TextEditor::Backspace() +{ + assert(!mReadOnly); + + if (mLines.empty()) + return; + + UndoRecord u; + u.mBefore = mState; + + if (HasSelection()) + { + u.mRemoved = GetSelectedText(); + u.mRemovedStart = mState.mSelectionStart; + u.mRemovedEnd = mState.mSelectionEnd; + + DeleteSelection(); + } + else + { + auto pos = GetActualCursorCoordinates(); + SetCursorPosition(pos); + + if (mState.mCursorPosition.mColumn == 0) + { + if (mState.mCursorPosition.mLine == 0) + return; + + u.mRemoved = '\n'; + u.mRemovedStart = u.mRemovedEnd = Coordinates(pos.mLine - 1, GetLineMaxColumn(pos.mLine - 1)); + Advance(u.mRemovedEnd); + + auto& line = mLines[mState.mCursorPosition.mLine]; + auto& prevLine = mLines[mState.mCursorPosition.mLine - 1]; + auto prevSize = GetLineMaxColumn(mState.mCursorPosition.mLine - 1); + prevLine.insert(prevLine.end(), line.begin(), line.end()); + + ErrorMarkers etmp; + for (auto& i : mErrorMarkers) + etmp.insert(ErrorMarkers::value_type(i.first - 1 == mState.mCursorPosition.mLine ? i.first - 1 : i.first, i.second)); + mErrorMarkers = std::move(etmp); + + RemoveLine(mState.mCursorPosition.mLine); + --mState.mCursorPosition.mLine; + mState.mCursorPosition.mColumn = prevSize; + } + else + { + auto& line = mLines[mState.mCursorPosition.mLine]; + auto cindex = GetCharacterIndex(pos) - 1; + auto cend = cindex + 1; + while (cindex > 0 && IsUTFSequence(line[cindex].mChar)) + --cindex; + + //if (cindex > 0 && UTF8CharLength(line[cindex].mChar) > 1) + // --cindex; + + u.mRemovedStart = u.mRemovedEnd = GetActualCursorCoordinates(); + --u.mRemovedStart.mColumn; + --mState.mCursorPosition.mColumn; + + while (cindex < line.size() && cend-- > cindex) + { + u.mRemoved += line[cindex].mChar; + line.erase(line.begin() + cindex); + } + } + + mTextChanged = true; + + EnsureCursorVisible(); + Colorize(mState.mCursorPosition.mLine, 1); + } + + u.mAfter = mState; + AddUndo(u); +} + +void TextEditor::SelectWordUnderCursor() +{ + auto c = GetCursorPosition(); + SetSelection(FindWordStart(c), FindWordEnd(c)); +} + +void TextEditor::SelectAll() +{ + SetSelection(Coordinates(0, 0), Coordinates((int)mLines.size(), 0)); +} + +bool TextEditor::HasSelection() const +{ + return mState.mSelectionEnd > mState.mSelectionStart; +} + +void TextEditor::Copy() +{ + if (HasSelection()) + { + ImGui::SetClipboardText(GetSelectedText().c_str()); + } + else + { + if (!mLines.empty()) + { + std::string str; + auto& line = mLines[GetActualCursorCoordinates().mLine]; + for (auto& g : line) + str.push_back(g.mChar); + ImGui::SetClipboardText(str.c_str()); + } + } +} + +void TextEditor::Cut() +{ + if (IsReadOnly()) + { + Copy(); + } + else + { + if (HasSelection()) + { + UndoRecord u; + u.mBefore = mState; + u.mRemoved = GetSelectedText(); + u.mRemovedStart = mState.mSelectionStart; + u.mRemovedEnd = mState.mSelectionEnd; + + Copy(); + DeleteSelection(); + + u.mAfter = mState; + AddUndo(u); + } + } +} + +void TextEditor::Paste() +{ + if (IsReadOnly()) + return; + + auto clipText = ImGui::GetClipboardText(); + if (clipText != nullptr && strlen(clipText) > 0) + { + UndoRecord u; + u.mBefore = mState; + + if (HasSelection()) + { + u.mRemoved = GetSelectedText(); + u.mRemovedStart = mState.mSelectionStart; + u.mRemovedEnd = mState.mSelectionEnd; + DeleteSelection(); + } + + u.mAdded = clipText; + u.mAddedStart = GetActualCursorCoordinates(); + + InsertText(clipText); + + u.mAddedEnd = GetActualCursorCoordinates(); + u.mAfter = mState; + AddUndo(u); + } +} + +bool TextEditor::CanUndo() const +{ + return !mReadOnly && mUndoIndex > 0; +} + +bool TextEditor::CanRedo() const +{ + return !mReadOnly && mUndoIndex < (int)mUndoBuffer.size(); +} + +void TextEditor::Undo(int aSteps) +{ + while (CanUndo() && aSteps-- > 0) + mUndoBuffer[--mUndoIndex].Undo(this); +} + +void TextEditor::Redo(int aSteps) +{ + while (CanRedo() && aSteps-- > 0) + mUndoBuffer[mUndoIndex++].Redo(this); +} + +const TextEditor::Palette & TextEditor::GetDarkPalette() +{ + const static Palette p = { { + 0xff7f7f7f, // Default + 0xffd69c56, // Keyword + 0xff00ff00, // Number + 0xff7070e0, // String + 0xff70a0e0, // Char literal + 0xffffffff, // Punctuation + 0xff408080, // Preprocessor + 0xffaaaaaa, // Identifier + 0xff9bc64d, // Known identifier + 0xffc040a0, // Preproc identifier + 0xff206020, // Comment (single line) + 0xff406020, // Comment (multi line) + 0xff101010, // Background + 0xffe0e0e0, // Cursor + 0x80a06020, // Selection + 0x800020ff, // ErrorMarker + 0x40f08000, // Breakpoint + 0xff707000, // Line number + 0x40000000, // Current line fill + 0x40808080, // Current line fill (inactive) + 0x40a0a0a0, // Current line edge + } }; + return p; +} + +const TextEditor::Palette & TextEditor::GetLightPalette() +{ + const static Palette p = { { + 0xff7f7f7f, // None + 0xffff0c06, // Keyword + 0xff008000, // Number + 0xff2020a0, // String + 0xff304070, // Char literal + 0xff000000, // Punctuation + 0xff406060, // Preprocessor + 0xff404040, // Identifier + 0xff606010, // Known identifier + 0xffc040a0, // Preproc identifier + 0xff205020, // Comment (single line) + 0xff405020, // Comment (multi line) + 0xffffffff, // Background + 0xff000000, // Cursor + 0x80600000, // Selection + 0xa00010ff, // ErrorMarker + 0x80f08000, // Breakpoint + 0xff505000, // Line number + 0x40000000, // Current line fill + 0x40808080, // Current line fill (inactive) + 0x40000000, // Current line edge + } }; + return p; +} + +const TextEditor::Palette & TextEditor::GetRetroBluePalette() +{ + const static Palette p = { { + 0xff00ffff, // None + 0xffffff00, // Keyword + 0xff00ff00, // Number + 0xff808000, // String + 0xff808000, // Char literal + 0xffffffff, // Punctuation + 0xff008000, // Preprocessor + 0xff00ffff, // Identifier + 0xffffffff, // Known identifier + 0xffff00ff, // Preproc identifier + 0xff808080, // Comment (single line) + 0xff404040, // Comment (multi line) + 0xff800000, // Background + 0xff0080ff, // Cursor + 0x80ffff00, // Selection + 0xa00000ff, // ErrorMarker + 0x80ff8000, // Breakpoint + 0xff808000, // Line number + 0x40000000, // Current line fill + 0x40808080, // Current line fill (inactive) + 0x40000000, // Current line edge + } }; + return p; +} + + +std::string TextEditor::GetText() const +{ + return GetText(Coordinates(), Coordinates((int)mLines.size(), 0)); +} + +std::vector TextEditor::GetTextLines() const +{ + std::vector result; + + result.reserve(mLines.size()); + + for (auto & line : mLines) + { + std::string text; + + text.resize(line.size()); + + for (size_t i = 0; i < line.size(); ++i) + text[i] = line[i].mChar; + + result.emplace_back(std::move(text)); + } + + return result; +} + +std::string TextEditor::GetSelectedText() const +{ + return GetText(mState.mSelectionStart, mState.mSelectionEnd); +} + +std::string TextEditor::GetCurrentLineText()const +{ + auto lineLength = GetLineMaxColumn(mState.mCursorPosition.mLine); + return GetText( + Coordinates(mState.mCursorPosition.mLine, 0), + Coordinates(mState.mCursorPosition.mLine, lineLength)); +} + +void TextEditor::ProcessInputs() +{ +} + +void TextEditor::Colorize(int aFromLine, int aLines) +{ + int toLine = aLines == -1 ? (int)mLines.size() : std::min((int)mLines.size(), aFromLine + aLines); + mColorRangeMin = std::min(mColorRangeMin, aFromLine); + mColorRangeMax = std::max(mColorRangeMax, toLine); + mColorRangeMin = std::max(0, mColorRangeMin); + mColorRangeMax = std::max(mColorRangeMin, mColorRangeMax); + mCheckComments = true; +} + +void TextEditor::ColorizeRange(int aFromLine, int aToLine) +{ + if (mLines.empty() || aFromLine >= aToLine) + return; + + std::string buffer; + std::cmatch results; + std::string id; + + int endLine = std::max(0, std::min((int)mLines.size(), aToLine)); + for (int i = aFromLine; i < endLine; ++i) + { + auto& line = mLines[i]; + + if (line.empty()) + continue; + + buffer.resize(line.size()); + for (size_t j = 0; j < line.size(); ++j) + { + auto& col = line[j]; + buffer[j] = col.mChar; + col.mColorIndex = PaletteIndex::Default; + } + + const char * bufferBegin = &buffer.front(); + const char * bufferEnd = bufferBegin + buffer.size(); + + auto last = bufferEnd; + + for (auto first = bufferBegin; first != last; ) + { + const char * token_begin = nullptr; + const char * token_end = nullptr; + PaletteIndex token_color = PaletteIndex::Default; + + bool hasTokenizeResult = false; + + if (mLanguageDefinition.mTokenize != nullptr) + { + if (mLanguageDefinition.mTokenize(first, last, token_begin, token_end, token_color)) + hasTokenizeResult = true; + } + + if (hasTokenizeResult == false) + { + // todo : remove + //printf("using regex for %.*s\n", first + 10 < last ? 10 : int(last - first), first); + + for (auto& p : mRegexList) + { + if (std::regex_search(first, last, results, p.first, std::regex_constants::match_continuous)) + { + hasTokenizeResult = true; + + auto& v = *results.begin(); + token_begin = v.first; + token_end = v.second; + token_color = p.second; + break; + } + } + } + + if (hasTokenizeResult == false) + { + first++; + } + else + { + const size_t token_length = token_end - token_begin; + + if (token_color == PaletteIndex::Identifier) + { + id.assign(token_begin, token_end); + + // todo : allmost all language definitions use lower case to specify keywords, so shouldn't this use ::tolower ? + if (!mLanguageDefinition.mCaseSensitive) + std::transform(id.begin(), id.end(), id.begin(), ::toupper); + + if (!line[first - bufferBegin].mPreprocessor) + { + if (mLanguageDefinition.mKeywords.count(id) != 0) + token_color = PaletteIndex::Keyword; + else if (mLanguageDefinition.mIdentifiers.count(id) != 0) + token_color = PaletteIndex::KnownIdentifier; + else if (mLanguageDefinition.mPreprocIdentifiers.count(id) != 0) + token_color = PaletteIndex::PreprocIdentifier; + } + else + { + if (mLanguageDefinition.mPreprocIdentifiers.count(id) != 0) + token_color = PaletteIndex::PreprocIdentifier; + } + } + + for (size_t j = 0; j < token_length; ++j) + line[(token_begin - bufferBegin) + j].mColorIndex = token_color; + + first = token_end; + } + } + } +} + +void TextEditor::ColorizeInternal() +{ + if (mLines.empty() || !mColorizerEnabled) + return; + + if (mCheckComments) + { + auto endLine = mLines.size(); + auto endIndex = 0; + auto commentStartLine = endLine; + auto commentStartIndex = endIndex; + auto withinString = false; + auto withinSingleLineComment = false; + auto withinPreproc = false; + auto firstChar = true; // there is no other non-whitespace characters in the line before + auto concatenate = false; // '\' on the very end of the line + auto currentLine = 0; + auto currentIndex = 0; + while (currentLine < endLine || currentIndex < endIndex) + { + auto& line = mLines[currentLine]; + + if (currentIndex == 0 && !concatenate) + { + withinSingleLineComment = false; + withinPreproc = false; + firstChar = true; + } + + concatenate = false; + + if (!line.empty()) + { + auto& g = line[currentIndex]; + auto c = g.mChar; + + if (c != mLanguageDefinition.mPreprocChar && !isspace(c)) + firstChar = false; + + if (currentIndex == (int)line.size() - 1 && line[line.size() - 1].mChar == '\\') + concatenate = true; + + bool inComment = (commentStartLine < currentLine || (commentStartLine == currentLine && commentStartIndex <= currentIndex)); + + if (withinString) + { + line[currentIndex].mMultiLineComment = inComment; + + if (c == '\"') + { + if (currentIndex + 1 < (int)line.size() && line[currentIndex + 1].mChar == '\"') + { + currentIndex += 1; + if (currentIndex < (int)line.size()) + line[currentIndex].mMultiLineComment = inComment; + } + else + withinString = false; + } + else if (c == '\\') + { + currentIndex += 1; + if (currentIndex < (int)line.size()) + line[currentIndex].mMultiLineComment = inComment; + } + } + else + { + if (firstChar && c == mLanguageDefinition.mPreprocChar) + withinPreproc = true; + + if (c == '\"') + { + withinString = true; + line[currentIndex].mMultiLineComment = inComment; + } + else + { + auto pred = [](const char& a, const Glyph& b) { return a == b.mChar; }; + auto from = line.begin() + currentIndex; + auto& startStr = mLanguageDefinition.mCommentStart; + auto& singleStartStr = mLanguageDefinition.mSingleLineComment; + + if (singleStartStr.size() > 0 && + currentIndex + singleStartStr.size() <= line.size() && + equals(singleStartStr.begin(), singleStartStr.end(), from, from + singleStartStr.size(), pred)) + { + withinSingleLineComment = true; + } + else if (!withinSingleLineComment && currentIndex + startStr.size() <= line.size() && + equals(startStr.begin(), startStr.end(), from, from + startStr.size(), pred)) + { + commentStartLine = currentLine; + commentStartIndex = currentIndex; + } + + inComment = inComment = (commentStartLine < currentLine || (commentStartLine == currentLine && commentStartIndex <= currentIndex)); + + line[currentIndex].mMultiLineComment = inComment; + line[currentIndex].mComment = withinSingleLineComment; + + auto& endStr = mLanguageDefinition.mCommentEnd; + if (currentIndex + 1 >= (int)endStr.size() && + equals(endStr.begin(), endStr.end(), from + 1 - endStr.size(), from + 1, pred)) + { + commentStartIndex = endIndex; + commentStartLine = endLine; + } + } + } + line[currentIndex].mPreprocessor = withinPreproc; + currentIndex += UTF8CharLength(c); + if (currentIndex >= (int)line.size()) + { + currentIndex = 0; + ++currentLine; + } + } + else + { + currentIndex = 0; + ++currentLine; + } + } + mCheckComments = false; + } + + if (mColorRangeMin < mColorRangeMax) + { + const int increment = (mLanguageDefinition.mTokenize == nullptr) ? 10 : 10000; + const int to = std::min(mColorRangeMin + increment, mColorRangeMax); + ColorizeRange(mColorRangeMin, to); + mColorRangeMin = to; + + if (mColorRangeMax == mColorRangeMin) + { + mColorRangeMin = std::numeric_limits::max(); + mColorRangeMax = 0; + } + return; + } +} + +float TextEditor::TextDistanceToLineStart(const Coordinates& aFrom) const +{ + auto& line = mLines[aFrom.mLine]; + float distance = 0.0f; + float spaceSize = ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, " ", nullptr, nullptr).x; + int colIndex = GetCharacterIndex(aFrom); + for (size_t it = 0u; it < line.size() && it < colIndex; ) + { + if (line[it].mChar == '\t') + { + distance = (1.0f + std::floor((1.0f + distance) / (float(mTabSize) * spaceSize))) * (float(mTabSize) * spaceSize); + ++it; + } + else + { + auto d = UTF8CharLength(line[it].mChar); + char tempCString[7]; + int i = 0; + for (; i < 6 && d-- > 0 && it < (int)line.size(); i++, it++) + tempCString[i] = line[it].mChar; + + tempCString[i] = '\0'; + distance += ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, -1.0f, tempCString, nullptr, nullptr).x; + } + } + + return distance; +} + +void TextEditor::EnsureCursorVisible() +{ + if (!mWithinRender) + { + mScrollToCursor = true; + return; + } + + float scrollX = ImGui::GetScrollX(); + float scrollY = ImGui::GetScrollY(); + + auto height = ImGui::GetWindowHeight(); + auto width = ImGui::GetWindowWidth(); + + auto top = 1 + (int)ceil(scrollY / mCharAdvance.y); + auto bottom = (int)ceil((scrollY + height) / mCharAdvance.y); + + auto left = (int)ceil(scrollX / mCharAdvance.x); + auto right = (int)ceil((scrollX + width) / mCharAdvance.x); + + auto pos = GetActualCursorCoordinates(); + auto len = TextDistanceToLineStart(pos); + + if (pos.mLine < top) + ImGui::SetScrollY(std::max(0.0f, (pos.mLine - 1) * mCharAdvance.y)); + if (pos.mLine > bottom - 4) + ImGui::SetScrollY(std::max(0.0f, (pos.mLine + 4) * mCharAdvance.y - height)); + if (len + mTextStart < left + 4) + ImGui::SetScrollX(std::max(0.0f, len + mTextStart - 4)); + if (len + mTextStart > right - 4) + ImGui::SetScrollX(std::max(0.0f, len + mTextStart + 4 - width)); +} + +int TextEditor::GetPageSize() const +{ + auto height = ImGui::GetWindowHeight() - 20.0f; + return (int)floor(height / mCharAdvance.y); +} + +TextEditor::UndoRecord::UndoRecord( + const std::string& aAdded, + const TextEditor::Coordinates aAddedStart, + const TextEditor::Coordinates aAddedEnd, + const std::string& aRemoved, + const TextEditor::Coordinates aRemovedStart, + const TextEditor::Coordinates aRemovedEnd, + TextEditor::EditorState& aBefore, + TextEditor::EditorState& aAfter) + : mAdded(aAdded) + , mAddedStart(aAddedStart) + , mAddedEnd(aAddedEnd) + , mRemoved(aRemoved) + , mRemovedStart(aRemovedStart) + , mRemovedEnd(aRemovedEnd) + , mBefore(aBefore) + , mAfter(aAfter) +{ + assert(mAddedStart <= mAddedEnd); + assert(mRemovedStart <= mRemovedEnd); +} + +void TextEditor::UndoRecord::Undo(TextEditor * aEditor) +{ + if (!mAdded.empty()) + { + aEditor->DeleteRange(mAddedStart, mAddedEnd); + aEditor->Colorize(mAddedStart.mLine - 1, mAddedEnd.mLine - mAddedStart.mLine + 2); + } + + if (!mRemoved.empty()) + { + auto start = mRemovedStart; + aEditor->InsertTextAt(start, mRemoved.c_str()); + aEditor->Colorize(mRemovedStart.mLine - 1, mRemovedEnd.mLine - mRemovedStart.mLine + 2); + } + + aEditor->mState = mBefore; + aEditor->EnsureCursorVisible(); + +} + +void TextEditor::UndoRecord::Redo(TextEditor * aEditor) +{ + if (!mRemoved.empty()) + { + aEditor->DeleteRange(mRemovedStart, mRemovedEnd); + aEditor->Colorize(mRemovedStart.mLine - 1, mRemovedEnd.mLine - mRemovedStart.mLine + 1); + } + + if (!mAdded.empty()) + { + auto start = mAddedStart; + aEditor->InsertTextAt(start, mAdded.c_str()); + aEditor->Colorize(mAddedStart.mLine - 1, mAddedEnd.mLine - mAddedStart.mLine + 1); + } + + aEditor->mState = mAfter; + aEditor->EnsureCursorVisible(); +} + +static bool TokenizeCStyleString(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end) +{ + const char * p = in_begin; + + if (*p == '"') + { + p++; + + while (p < in_end) + { + // handle end of string + if (*p == '"') + { + out_begin = in_begin; + out_end = p + 1; + return true; + } + + // handle escape character for " + if (*p == '\\' && p + 1 < in_end && p[1] == '"') + p++; + + p++; + } + } + + return false; +} + +static bool TokenizeCStyleCharacterLiteral(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end) +{ + const char * p = in_begin; + + if (*p == '\'') + { + p++; + + // handle escape characters + if (p < in_end && *p == '\\') + p++; + + if (p < in_end) + p++; + + // handle end of character literal + if (p < in_end && *p == '\'') + { + out_begin = in_begin; + out_end = p + 1; + return true; + } + } + + return false; +} + +static bool TokenizeCStyleIdentifier(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end) +{ + const char * p = in_begin; + + if ((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z') || *p == '_') + { + p++; + + while ((p < in_end) && ((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z') || (*p >= '0' && *p <= '9') || *p == '_')) + p++; + + out_begin = in_begin; + out_end = p; + return true; + } + + return false; +} + +static bool TokenizeCStyleNumber(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end) +{ + const char * p = in_begin; + + const bool startsWithNumber = *p >= '0' && *p <= '9'; + + if (*p != '+' && *p != '-' && !startsWithNumber) + return false; + + p++; + + bool hasNumber = startsWithNumber; + + while (p < in_end && (*p >= '0' && *p <= '9')) + { + hasNumber = true; + + p++; + } + + if (hasNumber == false) + return false; + + bool isFloat = false; + bool isHex = false; + bool isBinary = false; + + if (p < in_end) + { + if (*p == '.') + { + isFloat = true; + + p++; + + while (p < in_end && (*p >= '0' && *p <= '9')) + p++; + } + else if (*p == 'x' || *p == 'X') + { + // hex formatted integer of the type 0xef80 + + isHex = true; + + p++; + + while (p < in_end && ((*p >= '0' && *p <= '9') || (*p >= 'a' && *p <= 'f') || (*p >= 'A' && *p <= 'F'))) + p++; + } + else if (*p == 'b' || *p == 'B') + { + // binary formatted integer of the type 0b01011101 + + isBinary = true; + + p++; + + while (p < in_end && (*p >= '0' && *p <= '1')) + p++; + } + } + + if (isHex == false && isBinary == false) + { + // floating point exponent + if (p < in_end && (*p == 'e' || *p == 'E')) + { + isFloat = true; + + p++; + + if (p < in_end && (*p == '+' || *p == '-')) + p++; + + bool hasDigits = false; + + while (p < in_end && (*p >= '0' && *p <= '9')) + { + hasDigits = true; + + p++; + } + + if (hasDigits == false) + return false; + } + + // single precision floating point type + if (p < in_end && *p == 'f') + p++; + } + + if (isFloat == false) + { + // integer size type + while (p < in_end && (*p == 'u' || *p == 'U' || *p == 'l' || *p == 'L')) + p++; + } + + out_begin = in_begin; + out_end = p; + return true; +} + +static bool TokenizeCStylePunctuation(const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end) +{ + (void)in_end; + + switch (*in_begin) + { + case '[': + case ']': + case '{': + case '}': + case '!': + case '%': + case '^': + case '&': + case '*': + case '(': + case ')': + case '-': + case '+': + case '=': + case '~': + case '|': + case '<': + case '>': + case '?': + case ':': + case '/': + case ';': + case ',': + case '.': + out_begin = in_begin; + out_end = in_begin + 1; + return true; + } + + return false; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::CPlusPlus() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const cppKeywords[] = { + "alignas", "alignof", "and", "and_eq", "asm", "atomic_cancel", "atomic_commit", "atomic_noexcept", "auto", "bitand", "bitor", "bool", "break", "case", "catch", "char", "char16_t", "char32_t", "class", + "compl", "concept", "const", "constexpr", "const_cast", "continue", "decltype", "default", "delete", "do", "double", "dynamic_cast", "else", "enum", "explicit", "export", "extern", "false", "float", + "for", "friend", "goto", "if", "import", "inline", "int", "long", "module", "mutable", "namespace", "new", "noexcept", "not", "not_eq", "nullptr", "operator", "or", "or_eq", "private", "protected", "public", + "register", "reinterpret_cast", "requires", "return", "short", "signed", "sizeof", "static", "static_assert", "static_cast", "struct", "switch", "synchronized", "template", "this", "thread_local", + "throw", "true", "try", "typedef", "typeid", "typename", "union", "unsigned", "using", "virtual", "void", "volatile", "wchar_t", "while", "xor", "xor_eq" + }; + for (auto& k : cppKeywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "abort", "abs", "acos", "asin", "atan", "atexit", "atof", "atoi", "atol", "ceil", "clock", "cosh", "ctime", "div", "exit", "fabs", "floor", "fmod", "getchar", "getenv", "isalnum", "isalpha", "isdigit", "isgraph", + "ispunct", "isspace", "isupper", "kbhit", "log10", "log2", "log", "memcmp", "modf", "pow", "printf", "sprintf", "snprintf", "putchar", "putenv", "puts", "rand", "remove", "rename", "sinh", "sqrt", "srand", "strcat", "strcmp", "strerror", "time", "tolower", "toupper", + "std", "string", "vector", "map", "unordered_map", "set", "unordered_set", "min", "max" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenize = [](const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end, PaletteIndex & paletteIndex) -> bool + { + paletteIndex = PaletteIndex::Max; + + while (in_begin < in_end && isascii(*in_begin) && isblank(*in_begin)) + in_begin++; + + if (in_begin == in_end) + { + out_begin = in_end; + out_end = in_end; + paletteIndex = PaletteIndex::Default; + } + else if (TokenizeCStyleString(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::String; + else if (TokenizeCStyleCharacterLiteral(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::CharLiteral; + else if (TokenizeCStyleIdentifier(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Identifier; + else if (TokenizeCStyleNumber(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Number; + else if (TokenizeCStylePunctuation(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Punctuation; + + return paletteIndex != PaletteIndex::Max; + }; + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "C++"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::HLSL() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "AppendStructuredBuffer", "asm", "asm_fragment", "BlendState", "bool", "break", "Buffer", "ByteAddressBuffer", "case", "cbuffer", "centroid", "class", "column_major", "compile", "compile_fragment", + "CompileShader", "const", "continue", "ComputeShader", "ConsumeStructuredBuffer", "default", "DepthStencilState", "DepthStencilView", "discard", "do", "double", "DomainShader", "dword", "else", + "export", "extern", "false", "float", "for", "fxgroup", "GeometryShader", "groupshared", "half", "Hullshader", "if", "in", "inline", "inout", "InputPatch", "int", "interface", "line", "lineadj", + "linear", "LineStream", "matrix", "min16float", "min10float", "min16int", "min12int", "min16uint", "namespace", "nointerpolation", "noperspective", "NULL", "out", "OutputPatch", "packoffset", + "pass", "pixelfragment", "PixelShader", "point", "PointStream", "precise", "RasterizerState", "RenderTargetView", "return", "register", "row_major", "RWBuffer", "RWByteAddressBuffer", "RWStructuredBuffer", + "RWTexture1D", "RWTexture1DArray", "RWTexture2D", "RWTexture2DArray", "RWTexture3D", "sample", "sampler", "SamplerState", "SamplerComparisonState", "shared", "snorm", "stateblock", "stateblock_state", + "static", "string", "struct", "switch", "StructuredBuffer", "tbuffer", "technique", "technique10", "technique11", "texture", "Texture1D", "Texture1DArray", "Texture2D", "Texture2DArray", "Texture2DMS", + "Texture2DMSArray", "Texture3D", "TextureCube", "TextureCubeArray", "true", "typedef", "triangle", "triangleadj", "TriangleStream", "uint", "uniform", "unorm", "unsigned", "vector", "vertexfragment", + "VertexShader", "void", "volatile", "while", + "bool1","bool2","bool3","bool4","double1","double2","double3","double4", "float1", "float2", "float3", "float4", "int1", "int2", "int3", "int4", "in", "out", "inout", + "uint1", "uint2", "uint3", "uint4", "dword1", "dword2", "dword3", "dword4", "half1", "half2", "half3", "half4", + "float1x1","float2x1","float3x1","float4x1","float1x2","float2x2","float3x2","float4x2", + "float1x3","float2x3","float3x3","float4x3","float1x4","float2x4","float3x4","float4x4", + "half1x1","half2x1","half3x1","half4x1","half1x2","half2x2","half3x2","half4x2", + "half1x3","half2x3","half3x3","half4x3","half1x4","half2x4","half3x4","half4x4", + }; + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "abort", "abs", "acos", "all", "AllMemoryBarrier", "AllMemoryBarrierWithGroupSync", "any", "asdouble", "asfloat", "asin", "asint", "asint", "asuint", + "asuint", "atan", "atan2", "ceil", "CheckAccessFullyMapped", "clamp", "clip", "cos", "cosh", "countbits", "cross", "D3DCOLORtoUBYTE4", "ddx", + "ddx_coarse", "ddx_fine", "ddy", "ddy_coarse", "ddy_fine", "degrees", "determinant", "DeviceMemoryBarrier", "DeviceMemoryBarrierWithGroupSync", + "distance", "dot", "dst", "errorf", "EvaluateAttributeAtCentroid", "EvaluateAttributeAtSample", "EvaluateAttributeSnapped", "exp", "exp2", + "f16tof32", "f32tof16", "faceforward", "firstbithigh", "firstbitlow", "floor", "fma", "fmod", "frac", "frexp", "fwidth", "GetRenderTargetSampleCount", + "GetRenderTargetSamplePosition", "GroupMemoryBarrier", "GroupMemoryBarrierWithGroupSync", "InterlockedAdd", "InterlockedAnd", "InterlockedCompareExchange", + "InterlockedCompareStore", "InterlockedExchange", "InterlockedMax", "InterlockedMin", "InterlockedOr", "InterlockedXor", "isfinite", "isinf", "isnan", + "ldexp", "length", "lerp", "lit", "log", "log10", "log2", "mad", "max", "min", "modf", "msad4", "mul", "noise", "normalize", "pow", "printf", + "Process2DQuadTessFactorsAvg", "Process2DQuadTessFactorsMax", "Process2DQuadTessFactorsMin", "ProcessIsolineTessFactors", "ProcessQuadTessFactorsAvg", + "ProcessQuadTessFactorsMax", "ProcessQuadTessFactorsMin", "ProcessTriTessFactorsAvg", "ProcessTriTessFactorsMax", "ProcessTriTessFactorsMin", + "radians", "rcp", "reflect", "refract", "reversebits", "round", "rsqrt", "saturate", "sign", "sin", "sincos", "sinh", "smoothstep", "sqrt", "step", + "tan", "tanh", "tex1D", "tex1D", "tex1Dbias", "tex1Dgrad", "tex1Dlod", "tex1Dproj", "tex2D", "tex2D", "tex2Dbias", "tex2Dgrad", "tex2Dlod", "tex2Dproj", + "tex3D", "tex3D", "tex3Dbias", "tex3Dgrad", "tex3Dlod", "tex3Dproj", "texCUBE", "texCUBE", "texCUBEbias", "texCUBEgrad", "texCUBElod", "texCUBEproj", "transpose", "trunc" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenRegexStrings.push_back(std::make_pair("[ \\t]*#[ \\t]*[a-zA-Z_]+", PaletteIndex::Preprocessor)); + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\'\\\\?[^\\']\\'", PaletteIndex::CharLiteral)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "HLSL"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::GLSL() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "auto", "break", "case", "char", "const", "continue", "default", "do", "double", "else", "enum", "extern", "float", "for", "goto", "if", "inline", "int", "long", "register", "restrict", "return", "short", + "signed", "sizeof", "static", "struct", "switch", "typedef", "union", "unsigned", "void", "volatile", "while", "_Alignas", "_Alignof", "_Atomic", "_Bool", "_Complex", "_Generic", "_Imaginary", + "_Noreturn", "_Static_assert", "_Thread_local" + }; + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "abort", "abs", "acos", "asin", "atan", "atexit", "atof", "atoi", "atol", "ceil", "clock", "cosh", "ctime", "div", "exit", "fabs", "floor", "fmod", "getchar", "getenv", "isalnum", "isalpha", "isdigit", "isgraph", + "ispunct", "isspace", "isupper", "kbhit", "log10", "log2", "log", "memcmp", "modf", "pow", "putchar", "putenv", "puts", "rand", "remove", "rename", "sinh", "sqrt", "srand", "strcat", "strcmp", "strerror", "time", "tolower", "toupper" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenRegexStrings.push_back(std::make_pair("[ \\t]*#[ \\t]*[a-zA-Z_]+", PaletteIndex::Preprocessor)); + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\'\\\\?[^\\']\\'", PaletteIndex::CharLiteral)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "GLSL"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::C() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "auto", "break", "case", "char", "const", "continue", "default", "do", "double", "else", "enum", "extern", "float", "for", "goto", "if", "inline", "int", "long", "register", "restrict", "return", "short", + "signed", "sizeof", "static", "struct", "switch", "typedef", "union", "unsigned", "void", "volatile", "while", "_Alignas", "_Alignof", "_Atomic", "_Bool", "_Complex", "_Generic", "_Imaginary", + "_Noreturn", "_Static_assert", "_Thread_local" + }; + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "abort", "abs", "acos", "asin", "atan", "atexit", "atof", "atoi", "atol", "ceil", "clock", "cosh", "ctime", "div", "exit", "fabs", "floor", "fmod", "getchar", "getenv", "isalnum", "isalpha", "isdigit", "isgraph", + "ispunct", "isspace", "isupper", "kbhit", "log10", "log2", "log", "memcmp", "modf", "pow", "putchar", "putenv", "puts", "rand", "remove", "rename", "sinh", "sqrt", "srand", "strcat", "strcmp", "strerror", "time", "tolower", "toupper" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenize = [](const char * in_begin, const char * in_end, const char *& out_begin, const char *& out_end, PaletteIndex & paletteIndex) -> bool + { + paletteIndex = PaletteIndex::Max; + + while (in_begin < in_end && isascii(*in_begin) && isblank(*in_begin)) + in_begin++; + + if (in_begin == in_end) + { + out_begin = in_end; + out_end = in_end; + paletteIndex = PaletteIndex::Default; + } + else if (TokenizeCStyleString(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::String; + else if (TokenizeCStyleCharacterLiteral(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::CharLiteral; + else if (TokenizeCStyleIdentifier(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Identifier; + else if (TokenizeCStyleNumber(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Number; + else if (TokenizeCStylePunctuation(in_begin, in_end, out_begin, out_end)) + paletteIndex = PaletteIndex::Punctuation; + + return paletteIndex != PaletteIndex::Max; + }; + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "C"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::Lisp() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "define", "set!", "let*", "lambda", "if", "do", "progn", "quote", "dump-env" + }; + + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "sin", "cos", "sqrt", "abs", "log", "log10", "floor", "ceil", "atan2", "PI", "E", "car", "cdr", "cons", "list", "list-ref", "print", "exit" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + // langDef.mTokenRegexStrings.push_back(std::make_pair("[ \\t]*#[ \\t]*[a-zA-Z_]+", PaletteIndex::Preprocessor)); + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\'\\\\?[^\\']\\'", PaletteIndex::CharLiteral)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_\\-][a-zA-Z0-9_\\-]*\\!?\\*?", PaletteIndex::Identifier)); + // langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_!\\*][a-zA-Z0-9_!\\*]*", PaletteIndex::Keyword)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\%\\^\\&\\*\\(\\)\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = ";"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "Lisp"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::SQL() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "ADD", "EXCEPT", "PERCENT", "ALL", "EXEC", "PLAN", "ALTER", "EXECUTE", "PRECISION", "AND", "EXISTS", "PRIMARY", "ANY", "EXIT", "PRINT", "AS", "FETCH", "PROC", "ASC", "FILE", "PROCEDURE", + "AUTHORIZATION", "FILLFACTOR", "PUBLIC", "BACKUP", "FOR", "RAISERROR", "BEGIN", "FOREIGN", "READ", "BETWEEN", "FREETEXT", "READTEXT", "BREAK", "FREETEXTTABLE", "RECONFIGURE", + "BROWSE", "FROM", "REFERENCES", "BULK", "FULL", "REPLICATION", "BY", "FUNCTION", "RESTORE", "CASCADE", "GOTO", "RESTRICT", "CASE", "GRANT", "RETURN", "CHECK", "GROUP", "REVOKE", + "CHECKPOINT", "HAVING", "RIGHT", "CLOSE", "HOLDLOCK", "ROLLBACK", "CLUSTERED", "IDENTITY", "ROWCOUNT", "COALESCE", "IDENTITY_INSERT", "ROWGUIDCOL", "COLLATE", "IDENTITYCOL", "RULE", + "COLUMN", "IF", "SAVE", "COMMIT", "IN", "SCHEMA", "COMPUTE", "INDEX", "SELECT", "CONSTRAINT", "INNER", "SESSION_USER", "CONTAINS", "INSERT", "SET", "CONTAINSTABLE", "INTERSECT", "SETUSER", + "CONTINUE", "INTO", "SHUTDOWN", "CONVERT", "IS", "SOME", "CREATE", "JOIN", "STATISTICS", "CROSS", "KEY", "SYSTEM_USER", "CURRENT", "KILL", "TABLE", "CURRENT_DATE", "LEFT", "TEXTSIZE", + "CURRENT_TIME", "LIKE", "THEN", "CURRENT_TIMESTAMP", "LINENO", "TO", "CURRENT_USER", "LOAD", "TOP", "CURSOR", "NATIONAL", "TRAN", "DATABASE", "NOCHECK", "TRANSACTION", + "DBCC", "NONCLUSTERED", "TRIGGER", "DEALLOCATE", "NOT", "TRUNCATE", "DECLARE", "NULL", "TSEQUAL", "DEFAULT", "NULLIF", "UNION", "DELETE", "OF", "UNIQUE", "DENY", "OFF", "UPDATE", + "DESC", "OFFSETS", "UPDATETEXT", "DISK", "ON", "USE", "DISTINCT", "OPEN", "USER", "DISTRIBUTED", "OPENDATASOURCE", "VALUES", "DOUBLE", "OPENQUERY", "VARYING","DROP", "OPENROWSET", "VIEW", + "DUMMY", "OPENXML", "WAITFOR", "DUMP", "OPTION", "WHEN", "ELSE", "OR", "WHERE", "END", "ORDER", "WHILE", "ERRLVL", "OUTER", "WITH", "ESCAPE", "OVER", "WRITETEXT" + }; + + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "ABS", "ACOS", "ADD_MONTHS", "ASCII", "ASCIISTR", "ASIN", "ATAN", "ATAN2", "AVG", "BFILENAME", "BIN_TO_NUM", "BITAND", "CARDINALITY", "CASE", "CAST", "CEIL", + "CHARTOROWID", "CHR", "COALESCE", "COMPOSE", "CONCAT", "CONVERT", "CORR", "COS", "COSH", "COUNT", "COVAR_POP", "COVAR_SAMP", "CUME_DIST", "CURRENT_DATE", + "CURRENT_TIMESTAMP", "DBTIMEZONE", "DECODE", "DECOMPOSE", "DENSE_RANK", "DUMP", "EMPTY_BLOB", "EMPTY_CLOB", "EXP", "EXTRACT", "FIRST_VALUE", "FLOOR", "FROM_TZ", "GREATEST", + "GROUP_ID", "HEXTORAW", "INITCAP", "INSTR", "INSTR2", "INSTR4", "INSTRB", "INSTRC", "LAG", "LAST_DAY", "LAST_VALUE", "LEAD", "LEAST", "LENGTH", "LENGTH2", "LENGTH4", + "LENGTHB", "LENGTHC", "LISTAGG", "LN", "LNNVL", "LOCALTIMESTAMP", "LOG", "LOWER", "LPAD", "LTRIM", "MAX", "MEDIAN", "MIN", "MOD", "MONTHS_BETWEEN", "NANVL", "NCHR", + "NEW_TIME", "NEXT_DAY", "NTH_VALUE", "NULLIF", "NUMTODSINTERVAL", "NUMTOYMINTERVAL", "NVL", "NVL2", "POWER", "RANK", "RAWTOHEX", "REGEXP_COUNT", "REGEXP_INSTR", + "REGEXP_REPLACE", "REGEXP_SUBSTR", "REMAINDER", "REPLACE", "ROUND", "ROWNUM", "RPAD", "RTRIM", "SESSIONTIMEZONE", "SIGN", "SIN", "SINH", + "SOUNDEX", "SQRT", "STDDEV", "SUBSTR", "SUM", "SYS_CONTEXT", "SYSDATE", "SYSTIMESTAMP", "TAN", "TANH", "TO_CHAR", "TO_CLOB", "TO_DATE", "TO_DSINTERVAL", "TO_LOB", + "TO_MULTI_BYTE", "TO_NCLOB", "TO_NUMBER", "TO_SINGLE_BYTE", "TO_TIMESTAMP", "TO_TIMESTAMP_TZ", "TO_YMINTERVAL", "TRANSLATE", "TRIM", "TRUNC", "TZ_OFFSET", "UID", "UPPER", + "USER", "USERENV", "VAR_POP", "VAR_SAMP", "VARIANCE", "VSIZE " + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\\'[^\\\']*\\\'", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = false; + langDef.mAutoIndentation = false; + + langDef.mName = "SQL"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::AngelScript() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "and", "abstract", "auto", "bool", "break", "case", "cast", "class", "const", "continue", "default", "do", "double", "else", "enum", "false", "final", "float", "for", + "from", "funcdef", "function", "get", "if", "import", "in", "inout", "int", "interface", "int8", "int16", "int32", "int64", "is", "mixin", "namespace", "not", + "null", "or", "out", "override", "private", "protected", "return", "set", "shared", "super", "switch", "this ", "true", "typedef", "uint", "uint8", "uint16", "uint32", + "uint64", "void", "while", "xor" + }; + + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "cos", "sin", "tab", "acos", "asin", "atan", "atan2", "cosh", "sinh", "tanh", "log", "log10", "pow", "sqrt", "abs", "ceil", "floor", "fraction", "closeTo", "fpFromIEEE", "fpToIEEE", + "complex", "opEquals", "opAddAssign", "opSubAssign", "opMulAssign", "opDivAssign", "opAdd", "opSub", "opMul", "opDiv" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\'\\\\?[^\\']\\'", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[0-7]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "/*"; + langDef.mCommentEnd = "*/"; + langDef.mSingleLineComment = "//"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = true; + + langDef.mName = "AngelScript"; + + inited = true; + } + return langDef; +} + +const TextEditor::LanguageDefinition& TextEditor::LanguageDefinition::Lua() +{ + static bool inited = false; + static LanguageDefinition langDef; + if (!inited) + { + static const char* const keywords[] = { + "and", "break", "do", "", "else", "elseif", "end", "false", "for", "function", "if", "in", "", "local", "nil", "not", "or", "repeat", "return", "then", "true", "until", "while" + }; + + for (auto& k : keywords) + langDef.mKeywords.insert(k); + + static const char* const identifiers[] = { + "assert", "collectgarbage", "dofile", "error", "getmetatable", "ipairs", "loadfile", "load", "loadstring", "next", "pairs", "pcall", "print", "rawequal", "rawlen", "rawget", "rawset", + "select", "setmetatable", "tonumber", "tostring", "type", "xpcall", "_G", "_VERSION","arshift", "band", "bnot", "bor", "bxor", "btest", "extract", "lrotate", "lshift", "replace", + "rrotate", "rshift", "create", "resume", "running", "status", "wrap", "yield", "isyieldable", "debug","getuservalue", "gethook", "getinfo", "getlocal", "getregistry", "getmetatable", + "getupvalue", "upvaluejoin", "upvalueid", "setuservalue", "sethook", "setlocal", "setmetatable", "setupvalue", "traceback", "close", "flush", "input", "lines", "open", "output", "popen", + "read", "tmpfile", "type", "write", "close", "flush", "lines", "read", "seek", "setvbuf", "write", "__gc", "__tostring", "abs", "acos", "asin", "atan", "ceil", "cos", "deg", "exp", "tointeger", + "floor", "fmod", "ult", "log", "max", "min", "modf", "rad", "random", "randomseed", "sin", "sqrt", "string", "tan", "type", "atan2", "cosh", "sinh", "tanh", + "pow", "frexp", "ldexp", "log10", "pi", "huge", "maxinteger", "mininteger", "loadlib", "searchpath", "seeall", "preload", "cpath", "path", "searchers", "loaded", "module", "require", "clock", + "date", "difftime", "execute", "exit", "getenv", "remove", "rename", "setlocale", "time", "tmpname", "byte", "char", "dump", "find", "format", "gmatch", "gsub", "len", "lower", "match", "rep", + "reverse", "sub", "upper", "pack", "packsize", "unpack", "concat", "maxn", "insert", "pack", "unpack", "remove", "move", "sort", "offset", "codepoint", "char", "len", "codes", "charpattern", + "coroutine", "table", "io", "os", "string", "utf8", "bit32", "math", "debug", "package" + }; + for (auto& k : identifiers) + { + Identifier id; + id.mDeclaration = "Built-in function"; + langDef.mIdentifiers.insert(std::make_pair(std::string(k), id)); + } + + langDef.mTokenRegexStrings.push_back(std::make_pair("L?\\\"(\\\\.|[^\\\"])*\\\"", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("\\\'[^\\\']*\\\'", PaletteIndex::String)); + langDef.mTokenRegexStrings.push_back(std::make_pair("0[xX][0-9a-fA-F]+[uU]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?([0-9]+([.][0-9]*)?|[.][0-9]+)([eE][+-]?[0-9]+)?[fF]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[+-]?[0-9]+[Uu]?[lL]?[lL]?", PaletteIndex::Number)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[a-zA-Z_][a-zA-Z0-9_]*", PaletteIndex::Identifier)); + langDef.mTokenRegexStrings.push_back(std::make_pair("[\\[\\]\\{\\}\\!\\%\\^\\&\\*\\(\\)\\-\\+\\=\\~\\|\\<\\>\\?\\/\\;\\,\\.]", PaletteIndex::Punctuation)); + + langDef.mCommentStart = "--[["; + langDef.mCommentEnd = "]]"; + langDef.mSingleLineComment = "--"; + + langDef.mCaseSensitive = true; + langDef.mAutoIndentation = false; + + langDef.mName = "Lua"; + + inited = true; + } + return langDef; +} diff --git a/KP3Dii/src/ksi/KSI_Environment.cpp b/KP3Dii/src/ksi/KSI_Environment.cpp index 0ffd4b1..956fffc 100644 --- a/KP3Dii/src/ksi/KSI_Environment.cpp +++ b/KP3Dii/src/ksi/KSI_Environment.cpp @@ -54,6 +54,107 @@ ksi::Cell FArithmetic() return cell; } +ksi::Cell FSin() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return {CELL_NUMBER, sinf(FromCell(args.front()))}; }; + + return cell; +} + +ksi::Cell FCos() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return {CELL_NUMBER, cosf(FromCell(args.front()))}; }; + + return cell; +} + +ksi::Cell FSqrt() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, sqrtf(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FAbs() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, fabsf(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FLog() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, logf(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FLog10() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, log10f(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FFloor() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, floorf(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FCeil() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { return { CELL_NUMBER, ceilf(FromCell(args.front())) }; }; + + return cell; +} + +ksi::Cell FAtan2() +{ + using namespace ksi; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { + return {CELL_NUMBER, atan2(FromCell(args.front()), FromCell(args.back()))}; + }; + + return cell; +} + ksi::Cell FCar() { using namespace ksi; @@ -414,11 +515,22 @@ Cell* Environment::Get(const std::string& sym_key) void Environment::Init() { - // Basic arithmetic + // Math Set("+", FArithmetic<'+'>()); Set("-", FArithmetic<'-'>()); Set("*", FArithmetic<'*'>()); Set("/", FArithmetic<'/'>()); + Set("sin", FSin()); + Set("cos", FCos()); + Set("sqrt", FSqrt()); + Set("abs", FAbs()); + Set("log", FLog()); + Set("log10", FLog10()); + Set("floor", FFloor()); + Set("ceil", FCeil()); + Set("atan2", FAtan2()); + Set("PI", {CELL_NUMBER, 3.14159265358979f}); + Set("E", {CELL_NUMBER, 2.71828f}); // Cons/CAR/CDR Set("car", FCar()); diff --git a/Sandbox/src/Editor.cpp b/Sandbox/src/Editor.cpp index 0118018..bf8ccbe 100644 --- a/Sandbox/src/Editor.cpp +++ b/Sandbox/src/Editor.cpp @@ -2,6 +2,7 @@ #include #include +#include #include "KP3D_Renderer3D.h" #include "KP3D_StaticMesh.h" @@ -33,6 +34,62 @@ inline float Distance(kp3d::Vec3 a, kp3d::Vec3 b) return sqrtf((b.x - a.x) * (b.x - a.x) + (b.y - a.y) * (b.y - a.y) + (b.z - a.z) * (b.z - a.z)); } +ksi::Cell FMakeSectorFromPoints() +{ + using namespace ksi; + using namespace kp3d; + + Cell cell; + cell.type = CELL_FUNCTION_CPP; + cell.data = [](std::list args) -> Cell { + auto it = args.begin(); + Cell c_floor_height = *it++; + Cell c_ceiling_height = *it++; + Cell c_pt_list = *it++; + + std::vector pts; + std::list pt_list = FromCell>(c_pt_list); + for (const Cell& c: pt_list) + { + Cell c_x = Car(c); + Cell c_y = Car(Cdr(c)); + pts.emplace_back(FromCell(c_x), 0.0f, FromCell(c_y)); + } + + // build da ting!! + std::shared_ptr s = std::make_shared(); + s->ceiling.material = res::material_cache["block.png"].get(); + s->floor.material = res::material_cache["block.png"].get(); + s->floor.floor = true; + s->floor.base_height = 0.0f; + s->ceiling.base_height = 4.0f; + s->id = sandbox->map.sectors.size() + 1; + s->parent_id = 0; + s->inverted = false; + + for (int i = 0; i < pts.size(); i++) + { + Wall wall; + wall.start = {pts[i].x, -pts[i].z}; + wall.end = {pts[(i + 1) % pts.size()].x, -pts[(i + 1) % pts.size()].z}; + wall.uid = i; + wall.flags = Wall::NO_FLAGS; + wall.user_flags = Wall::NO_UFLAGS; + for (int j = 0; j < 3; j++) + wall.materials[j] = res::material_cache["block.png"].get(); + + s->walls.push_back(wall); + } + + sandbox->map.sectors.push_back(s); + sandbox->editor.RebuildMap(); + + return {CELL_NUMBER, s->id}; + }; + + return cell; +} + } Editor::Editor() @@ -42,8 +99,15 @@ Editor::Editor() // m_block.Load("block.png", true); m_mode = MODE_NORMAL; + auto lang = TextEditor::LanguageDefinition::Lisp(); + build_text_editor.SetLanguageDefinition(lang); + build_text_editor.SetText("()"); + kp3d::EventBus::Subscribe(this, &Editor::OnScrollWheel); kp3d::EventBus::Subscribe(this, &Editor::OnKeyPress); + + // Put in our fancy Lisp integration stuff + kp3d::console::environment.Set("make-sector-from-points", FMakeSectorFromPoints()); } Editor::~Editor() @@ -56,14 +120,14 @@ void Editor::Init() void Editor::Update() { + if (anything_hovered) + return; + #define KEY_SHORTCUT(key, action) if (sandbox->IsKeyDown(kp3d::KEY_##key)) { action; sandbox->KeyReset(kp3d::KEY_##key); } KEY_SHORTCUT(SPACE, m_mode = MODE_NORMAL); KEY_SHORTCUT(V, m_mode = MODE_BUILD); - if (anything_hovered) - return; - switch (m_mode) { case MODE_BUILD: UpdateModeBuild(); break; @@ -115,11 +179,11 @@ void Editor::RebuildMap() void Editor::UpdateModeBuild() { - if (sandbox->IsMouseButtonDown(kp3d::MOUSE_BUTTON_LEFT)) + if (sandbox->IsMouseButtonDown(kp3d::MOUSE_BUTTON_LEFT) && !build_show_options) { points.push_back(m_stem_pos); - if (points.size() >= 3 && kp3d::PosCmp(points.back(), points.front(), 1.0f / 128.0f))// points.back() == points.front()) + if (points.size() >= 3 && kp3d::PosCmp(points.back(), points.front(), 1.0f / 128.0f)) // points.back() == points.front()) { std::shared_ptr s = std::make_shared(); s->ceiling.material = kp3d::res::material_cache["block.png"].get(); @@ -150,54 +214,59 @@ void Editor::UpdateModeBuild() sandbox->MouseButtonReset(kp3d::MOUSE_BUTTON_LEFT); } - static kp3d::Vec3 start_pos; - static bool has_start_pos = false; if (sandbox->IsMouseButtonDown(kp3d::MOUSE_BUTTON_RIGHT)) { - if (!has_start_pos) + if (!build_has_start_pos) { - start_pos = m_stem_pos; - has_start_pos = true; + build_start_pos = m_stem_pos; + build_has_start_pos = true; } points.clear(); - points.emplace_back(m_stem_pos.x, start_pos.y, m_stem_pos.z); - points.emplace_back(start_pos.x, start_pos.y, m_stem_pos.z); - points.emplace_back(start_pos.x, start_pos.y, start_pos.z); - points.emplace_back(m_stem_pos.x, start_pos.y, start_pos.z); - points.emplace_back(m_stem_pos.x, start_pos.y, m_stem_pos.z); + points.emplace_back(m_stem_pos.x, build_start_pos.y, m_stem_pos.z); + points.emplace_back(build_start_pos.x, build_start_pos.y, m_stem_pos.z); + points.emplace_back(build_start_pos.x, build_start_pos.y, build_start_pos.z); + points.emplace_back(m_stem_pos.x, build_start_pos.y, build_start_pos.z); + points.emplace_back(m_stem_pos.x, build_start_pos.y, m_stem_pos.z); std::reverse(points.begin(), points.end()); } else { - if (has_start_pos) + if (sandbox->IsKeyDown(kp3d::KEY_LCTRL)) { - std::shared_ptr s = std::make_shared(); - s->ceiling.material = kp3d::res::material_cache["block.png"].get(); - s->floor.material = kp3d::res::material_cache["block.png"].get(); - s->floor.floor = true; - s->floor.base_height = 0.0f; - s->ceiling.base_height = 4.0f; - s->id = sandbox->map.sectors.size() + 1; - s->parent_id = 0; - s->inverted = false; - for (int i = 0; i < points.size() - 1; i++) + build_show_options = true; + } + else + { + if (build_has_start_pos && !build_show_options) { - kp3d::Wall wall; - wall.start = { points[i].x, -points[i].z }; - wall.end = { points[i + 1].x, -points[i + 1].z }; - wall.uid = i; - wall.flags = kp3d::Wall::NO_FLAGS; - wall.user_flags = kp3d::Wall::NO_UFLAGS; - for (int j = 0; j < 3; j++) - wall.materials[j] = kp3d::res::material_cache["block.png"].get(); + std::shared_ptr s = std::make_shared(); + s->ceiling.material = kp3d::res::material_cache["block.png"].get(); + s->floor.material = kp3d::res::material_cache["block.png"].get(); + s->floor.floor = true; + s->floor.base_height = 0.0f; + s->ceiling.base_height = 4.0f; + s->id = sandbox->map.sectors.size() + 1; + s->parent_id = 0; + s->inverted = false; + for (int i = 0; i < points.size() - 1; i++) + { + kp3d::Wall wall; + wall.start = { points[i].x, -points[i].z }; + wall.end = { points[i + 1].x, -points[i + 1].z }; + wall.uid = i; + wall.flags = kp3d::Wall::NO_FLAGS; + wall.user_flags = kp3d::Wall::NO_UFLAGS; + for (int j = 0; j < 3; j++) + wall.materials[j] = kp3d::res::material_cache["block.png"].get(); - s->walls.push_back(wall); + s->walls.push_back(wall); + } + + sandbox->map.sectors.push_back(s); + RebuildMap(); + points.clear(); + build_has_start_pos = false; } - - sandbox->map.sectors.push_back(s); - RebuildMap(); - points.clear(); - has_start_pos = false; } } } @@ -210,7 +279,7 @@ void Editor::RenderModeBuild() for (int i = 0; i < points.size() - 1; i++) RenderLine(points[i], points[i + 1], 0xFF00FFFF); } - if (points.size() > 0) + if (points.size() > 0 && !build_show_options) RenderLine(points.back(), m_stem_pos, 0xFFFF00FF); // Render the "stem" @@ -224,6 +293,24 @@ void Editor::RenderModeBuild() pos.z = Align(pos.z, 1.0f); RenderStem(pos); m_stem_pos = pos; + + if (build_show_options) + { + ImGui::SetNextWindowSize({320, 240}, ImGuiCond_FirstUseEver); + if (ImGui::Begin("Build Options", &build_show_options)) + { + ImGui::SeparatorText("Shortcuts"); + if (ImGui::Button("build-box")) {} ImGui::SameLine(); + if (ImGui::Button("build-stairs")) {} ImGui::SameLine(); + if (ImGui::Button("build-slope")) {} + + ImGui::SeparatorText("Custom Routine"); + ImGui::Button("Evaluate"); + build_text_editor.Render("Lisp:"); + + ImGui::End(); + } + } } void Editor::UpdateModeNormal() @@ -370,7 +457,7 @@ void Editor::UpdateModeNormal() Wall& wall = sp->walls[i]; Wall& neighbor = sp->walls[(i - 1) % sp->walls.size()]; if (&wall == info.wall) - neighbor.end = wall.end; + neighbor.end = wall.end; // TODO: Revisit this } } @@ -731,13 +818,19 @@ void Editor::RenderUIInfo() case MODE_BUILD: mode_str = "Build"; break; } ImGui::Text("Mode: %s\n", mode_str.c_str()); - ImGui::Separator(); - ImGui::Text("Caret Position: (%.1f, %.1f, %.1f)", m_stem_pos.x, m_stem_pos.y, m_stem_pos.z); - if (ImGui::BeginPopupContextWindow()) + if (m_mode == MODE_BUILD) { - if (ImGui::MenuItem("Hide", NULL, show_info_overlay == false)) - show_info_overlay = false; - ImGui::EndPopup(); + ImGui::Separator(); + ImGui::Text("Caret Position: (%.1f, %.1f, %.1f)", m_stem_pos.x, m_stem_pos.y, m_stem_pos.z); + ImGui::Text("MOUSE1 - place individual points"); + ImGui::Text("MOUSE2 - place box"); + ImGui::Text("MOUSE2 + LCTRL - place box with options"); + if (ImGui::BeginPopupContextWindow()) + { + if (ImGui::MenuItem("Hide", NULL, show_info_overlay == false)) + show_info_overlay = false; + ImGui::EndPopup(); + } } ImGui::End(); } diff --git a/Sandbox/src/Editor.h b/Sandbox/src/Editor.h index f3fbec8..bf755d4 100644 --- a/Sandbox/src/Editor.h +++ b/Sandbox/src/Editor.h @@ -2,6 +2,8 @@ #include +#include + #include "KP3D_Texture.h" #include "KP3D_Math.h" #include "KP3D_IOEvents.h" @@ -56,6 +58,9 @@ public: private: void RenderLine(kp3d::Vec3 start, kp3d::Vec3 end, kp3d::uint color); +public: + bool anything_hovered = false; + private: kp3d::Texture m_banner; kp3d::Texture m_stem; @@ -68,7 +73,6 @@ private: bool show_about_view = false; bool should_show_material_modal = false; char m_tex_filter_buf[512]; - bool anything_hovered = false; bool editing_gizmo = false; std::vector m_materials_to_update; @@ -79,4 +83,10 @@ private: kp3d::Vec3 ray_pos; bool uv_adjusting = false; + kp3d::Vec3 build_start_pos; + kp3d::Vec3 build_end_pos; + bool build_has_start_pos = false; + bool build_show_options = false; + TextEditor build_text_editor; + }; diff --git a/Sandbox/src/Sandbox.cpp b/Sandbox/src/Sandbox.cpp index 9aea18f..b526cc2 100644 --- a/Sandbox/src/Sandbox.cpp +++ b/Sandbox/src/Sandbox.cpp @@ -88,15 +88,6 @@ void Sandbox::Update() //KeyReset(kp3d::KEY_B); } - if (IsKeyDown(kp3d::KEY_Y)) - map.test_u += 0.1f; - if (IsKeyDown(kp3d::KEY_H)) - map.test_u -= 0.1f; - if (IsKeyDown(kp3d::KEY_U)) - map.test_l += 0.1f; - if (IsKeyDown(kp3d::KEY_J)) - map.test_l -= 0.1f; - // Mouse-look if (IsKeyDown(kp3d::KEY_ESCAPE)) { @@ -105,10 +96,13 @@ void Sandbox::Update() } float qerf_speed = 1.0f; float move_speed = 0.2f; - if (IsKeyDown(kp3d::KEY_W)) camera.Move(camera.forward, move_speed); - if (IsKeyDown(kp3d::KEY_S)) camera.Move(camera.forward, -move_speed); - if (IsKeyDown(kp3d::KEY_A)) camera.Move(camera.right, move_speed); - if (IsKeyDown(kp3d::KEY_D)) camera.Move(camera.right, -move_speed); + if (!editor.anything_hovered) + { + if (IsKeyDown(kp3d::KEY_W)) camera.Move(camera.forward, move_speed); + if (IsKeyDown(kp3d::KEY_S)) camera.Move(camera.forward, -move_speed); + if (IsKeyDown(kp3d::KEY_A)) camera.Move(camera.right, move_speed); + if (IsKeyDown(kp3d::KEY_D)) camera.Move(camera.right, -move_speed); + } //if (IsKeyDown(kp3d::KEY_SPACE)) camera.position.y += move_speed; //if (IsKeyDown(kp3d::KEY_LSHIFT)) camera.position.y -= move_speed; //if (IsKeyDown(kp3d::KEY_Q)) camera.Rotate(kp3d::Camera::AXIS_X, qerf_speed);