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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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qpaintengine_blitter_p.h
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1// Copyright (C) 2016 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QPAINTENGINE_BLITTER_P_H
5#define QPAINTENGINE_BLITTER_P_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <QtGui/private/qtguiglobal_p.h>
19#include "private/qpaintengine_raster_p.h"
20
21#ifndef QT_NO_BLITTABLE
22QT_BEGIN_NAMESPACE
23
24class QBlitterPaintEnginePrivate;
25class QBlittablePlatformPixmap;
26class QBlittable;
27
28class Q_GUI_EXPORT QBlitterPaintEngine : public QRasterPaintEngine
29{
30 Q_DECLARE_PRIVATE(QBlitterPaintEngine)
31public:
32 QBlitterPaintEngine(QBlittablePlatformPixmap *p);
33
34 virtual QPaintEngine::Type type() const override
35 { return Blitter; }
36
37 virtual bool begin(QPaintDevice *pdev) override;
38 virtual bool end() override;
39
40 // Call down into QBlittable
41 void fill(const QVectorPath &path, const QBrush &brush) override;
42 void fillRect(const QRectF &rect, const QBrush &brush) override;
43 void fillRect(const QRectF &rect, const QColor &color) override;
44 void drawRects(const QRect *rects, int rectCount) override;
45 void drawRects(const QRectF *rects, int rectCount) override;
46 void drawPixmap(const QPointF &p, const QPixmap &pm) override;
47 void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override;
48
49 // State tracking
50 void setState(QPainterState *s) override;
51 virtual void clipEnabledChanged() override;
52 virtual void penChanged() override;
53 virtual void brushChanged() override;
54 virtual void opacityChanged() override;
55 virtual void compositionModeChanged() override;
56 virtual void renderHintsChanged() override;
57 virtual void transformChanged() override;
58
59 // Override to lock the QBlittable before using raster
60 void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode) override;
61 void drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode) override;
62 void fillPath(const QPainterPath &path, QSpanData *fillData) override;
63 void fillPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode) override;
64 void drawEllipse(const QRectF &rect) override;
65 void drawImage(const QPointF &p, const QImage &img) override;
66 void drawImage(const QRectF &r, const QImage &pm, const QRectF &sr,
67 Qt::ImageConversionFlags flags = Qt::AutoColor) override;
68 void drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &sr) override;
69 void drawTextItem(const QPointF &p, const QTextItem &textItem) override;
70 void drawPoints(const QPointF *points, int pointCount) override;
71 void drawPoints(const QPoint *points, int pointCount) override;
72 void stroke(const QVectorPath &path, const QPen &pen) override;
73 void drawStaticTextItem(QStaticTextItem *) override;
74 bool drawCachedGlyphs(int numGlyphs, const glyph_t *glyphs, const QFixedPoint *positions,
75 QFontEngine *fontEngine) override;
76};
77
78QT_END_NAMESPACE
79#endif //QT_NO_BLITTABLE
80#endif // QPAINTENGINE_BLITTER_P_H