128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
#ifndef MISCPROCS_H
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#define MISCPROCS_H
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#include <QPoint>
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#include <vector>
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#include <memory>
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#include <QString>
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#include <QSet>
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#include "highlighter/base.h"
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#include <QPaintDevice>
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#include <QTextStream>
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#include <QVector>
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#include <initializer_list>
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//#include <QRect>
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//#include <QColor>
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class QPainter;
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class QRect;
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class QColor;
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using IntArray = QVector<int>;
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using PIntArray = std::shared_ptr<IntArray>;
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int minMax(int x, int mi, int ma);
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int mulDiv(int a, int b, int c);
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void swapInt(int& l, int &r);
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BufferCoord maxBufferCoord(const BufferCoord& P1, const BufferCoord& P2);
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BufferCoord minBufferCoord(const BufferCoord& P1, const BufferCoord& P2);
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QPoint maxPoint(const QPoint& P1, const QPoint& P2);
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QPoint minPoint(const QPoint& P1, const QPoint& P2);
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PIntArray getIntArray(size_t Count, int InitialValue);
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void internalFillRect(QPainter* painter, const QRect& rcPaint, const QColor& color);
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// Converting tabs to spaces: To use the function several times it's better
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// to use a function pointer that is set to the fastest conversion function.
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using ConvertTabsProc = std::function<QString(const QString&, int)>;
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ConvertTabsProc GetBestConvertTabsProc(int TabWidth);
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// This is the slowest conversion function which can handle TabWidth <> 2^n.
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QString ConvertTabs(const QString& Line, int TabWidth);
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using ConvertTabsProcEx = std::function<QString(const QString&, int, bool& )>;
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ConvertTabsProcEx GetBestConvertTabsProcEx(int TabWidth);
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// This is the slowest conversion function which can handle TabWidth <> 2^n.
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QString ConvertTabsEx(const QString& Line, int TabWidth, bool& HasTabs);
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bool GetHasTabs(const QString& line, int& CharsBefore);
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int GetExpandedLength(const QString& aStr, int aTabWidth);
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int CharIndex2CaretPos(int Index, int TabWidth,
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const QString& Line);
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int CaretPos2CharIndex(int Position, int TabWidth, const QString& Line,
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bool& InsideTabChar);
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// search for the first char of set AChars in Line, starting at index Start
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int StrScanForCharInSet(const QString& Line, int Start, const QSet<QChar>& AChars);
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// the same, but searching backwards
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int StrRScanForCharInSet(const QString& Line, int Start, const QSet<QChar>& AChars);
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int GetEOL(const QString& Line, int start);
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int CountLines(const QString& Line, int start);
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// Remove all '/' characters from string by changing them into '\.'.
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// Change all '\' characters into '\\' to allow for unique decoding.
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QString EncodeString(const QString & s);
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// Decodes string, encoded with EncodeString.
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QString DecodeString(const QString& s);
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using HighlighterAttriProc = std::function<bool(PSynHighlighter Highlighter,
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PSynHighlighterAttribute Attri, const QString& UniqueAttriName,
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QList<void *> Params)>;
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// Enums all child highlighters and their attributes of a TSynMultiSyn through a
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// callback function.
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// This function also handles nested TSynMultiSyns including their MarkerAttri.
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bool EnumHighlighterAttris(PSynHighlighter Highlighter,
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bool SkipDuplicates, HighlighterAttriProc highlighterAttriProc,
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std::initializer_list<void *> Params);
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// Calculates Frame Check Sequence (FCS) 16-bit Checksum (as defined in RFC 1171)
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uint16_t CalcFCS(unsigned char* ABuf, int ABufSize);
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void SynDrawGradient(QPaintDevice* ACanvas, const QColor& AStartColor, const QColor& AEndColor,
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int ASteps, const QRect& ARect, bool AHorizontal);
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SynFontStyles getFontStyles(const QFont& font);
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/**
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* Find the first occurency of word char in s, starting from startPos
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* Note: the index of first char in s in 1
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* @return index of the char founded , 0 if not found
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*/
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int StrScanForWordChar(const QString& s, int startPos);
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/**
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* Find the first occurency of non word char in s, starting from startPos
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* Note: the index of first char in s in 1
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* @return index of the char founded , 0 if not found
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*/
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int StrScanForNonWordChar(const QString& s, int startPos);
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/**
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* Find the first occurency of word char in s right to left, starting from startPos
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* Note: the index of first char in s in 1
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* @return index of the char founded , 0 if not found
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*/
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int StrRScanForWordChar(const QString& s, int startPos);
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/**
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* Find the first occurency of non word char in s right to left, starting from startPos
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* Note: the index of first char in s in 1
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* @return index of the char founded , 0 if not found
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*/
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int StrRScanForNonWordChar(const QString& s, int startPos);
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void ensureNotAfter(BufferCoord& cord1, BufferCoord& cord2);
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bool isWordChar(const QChar& ch);
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#endif // MISCPROCS_H
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