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145 lines
4.2 KiB
145 lines
4.2 KiB
//
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// Copyright (c) 1990-2011, Scientific Toolworks, Inc.
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//
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// The License.txt file describes the conditions under which this software may be distributed.
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//
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// Author: Jason Haslam
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//
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// Additions Copyright (c) 2011 Archaeopteryx Software, Inc. d/b/a Wingware
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// Scintilla platform layer for Qt
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#ifndef PLATQT_H
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#define PLATQT_H
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#include <cstddef>
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#include <string_view>
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#include <vector>
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#include <memory>
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#include "Platform.h"
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#include <QUrl>
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#include <QPaintDevice>
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#include <QPainter>
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#include <QHash>
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namespace Scintilla {
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const char *CharacterSetID(int characterSet);
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inline QColor QColorFromCA(ColourDesired ca)
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{
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long c = ca.AsInteger();
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return QColor(c & 0xff, (c >> 8) & 0xff, (c >> 16) & 0xff);
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}
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inline QColor QColorFromColourAlpha(ColourAlpha ca)
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{
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return QColor(ca.GetRed(), ca.GetGreen(), ca.GetBlue(), ca.GetAlpha());
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}
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inline QRect QRectFromPRect(PRectangle pr)
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{
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return QRect(pr.left, pr.top, pr.Width(), pr.Height());
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}
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inline QRectF QRectFFromPRect(PRectangle pr)
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{
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return QRectF(pr.left, pr.top, pr.Width(), pr.Height());
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}
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inline PRectangle PRectFromQRect(QRect qr)
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{
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return PRectangle(qr.x(), qr.y(), qr.x() + qr.width(), qr.y() + qr.height());
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}
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inline Point PointFromQPoint(QPoint qp)
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{
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return Point(qp.x(), qp.y());
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}
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class SurfaceImpl : public Surface {
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private:
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QPaintDevice *device;
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QPainter *painter;
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bool deviceOwned;
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bool painterOwned;
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float x, y;
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bool unicodeMode;
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int codePage;
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const char *codecName;
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QTextCodec *codec;
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void Clear();
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public:
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SurfaceImpl();
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virtual ~SurfaceImpl();
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void Init(WindowID wid) override;
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void Init(SurfaceID sid, WindowID wid) override;
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void InitPixMap(int width, int height,
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Surface *surface, WindowID wid) override;
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void Release() override;
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bool Initialised() override;
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void PenColour(ColourDesired fore) override;
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int LogPixelsY() override;
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int DeviceHeightFont(int points) override;
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void MoveTo(int x_, int y_) override;
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void LineTo(int x_, int y_) override;
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void Polygon(Point *pts, size_t npts, ColourDesired fore,
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ColourDesired back) override;
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void RectangleDraw(PRectangle rc, ColourDesired fore,
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ColourDesired back) override;
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void FillRectangle(PRectangle rc, ColourDesired back) override;
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void FillRectangle(PRectangle rc, Surface &surfacePattern) override;
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void RoundedRectangle(PRectangle rc, ColourDesired fore,
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ColourDesired back) override;
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void AlphaRectangle(PRectangle rc, int cornerSize, ColourDesired fill,
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int alphaFill, ColourDesired outline, int alphaOutline, int flags) override;
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void GradientRectangle(PRectangle rc, const std::vector<ColourStop> &stops, GradientOptions options) override;
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void DrawRGBAImage(PRectangle rc, int width, int height,
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const unsigned char *pixelsImage) override;
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void Ellipse(PRectangle rc, ColourDesired fore,
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ColourDesired back) override;
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void Copy(PRectangle rc, Point from, Surface &surfaceSource) override;
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std::unique_ptr<IScreenLineLayout> Layout(const IScreenLine *screenLine) override;
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void DrawTextNoClip(PRectangle rc, Font &font, XYPOSITION ybase,
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std::string_view text, ColourDesired fore, ColourDesired back) override;
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void DrawTextClipped(PRectangle rc, Font &font, XYPOSITION ybase,
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std::string_view text, ColourDesired fore, ColourDesired back) override;
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void DrawTextTransparent(PRectangle rc, Font &font, XYPOSITION ybase,
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std::string_view text, ColourDesired fore) override;
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void MeasureWidths(Font &font, std::string_view text,
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XYPOSITION *positions) override;
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XYPOSITION WidthText(Font &font, std::string_view text) override;
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XYPOSITION Ascent(Font &font) override;
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XYPOSITION Descent(Font &font) override;
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XYPOSITION InternalLeading(Font &font) override;
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XYPOSITION Height(Font &font) override;
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XYPOSITION AverageCharWidth(Font &font) override;
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void SetClip(PRectangle rc) override;
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void FlushCachedState() override;
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void SetUnicodeMode(bool unicodeMode_) override;
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void SetDBCSMode(int codePage_) override;
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void SetBidiR2L(bool bidiR2L_) override;
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void BrushColour(ColourDesired back);
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void SetCodec(Font &font);
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void SetFont(Font &font);
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QPaintDevice *GetPaintDevice();
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void SetPainter(QPainter *painter);
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QPainter *GetPainter();
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};
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}
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#endif
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