1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QWINDOWSDIRECT2DPAINTENGINE_H
#define QWINDOWSDIRECT2DPAINTENGINE_H
#include <QtCore/qscopedpointer.h>
#include <QtGui/private/qpaintengineex_p.h>
struct ID2D1Geometry;
QT_BEGIN_NAMESPACE
class QWindowsDirect2DPaintEnginePrivate;
class QWindowsDirect2DBitmap;
class QWindowsDirect2DPaintEngine : public QPaintEngineEx
{
Q_DECLARE_PRIVATE(QWindowsDirect2DPaintEngine)
friend class QWindowsDirect2DPaintEngineSuspenderImpl;
friend class QWindowsDirect2DPaintEngineSuspenderPrivate;
public:
enum Flag {
NoFlag = 0,
TranslucentTopLevelWindow = 1,
EmulateComposition = 2,
};
Q_DECLARE_FLAGS(Flags, Flag)
QWindowsDirect2DPaintEngine(QWindowsDirect2DBitmap *bitmap, Flags flags);
bool begin(QPaintDevice *pdev) override;
bool end() override;
Type type() const override;
void setState(QPainterState *s) override;
void draw(const QVectorPath &path) override;
void fill(const QVectorPath &path, const QBrush &brush) override;
void fill(ID2D1Geometry *geometry, const QBrush &brush);
void stroke(const QVectorPath &path, const QPen &pen) override;
void stroke(ID2D1Geometry *geometry, const QPen &pen);
void clip(const QVectorPath &path, Qt::ClipOperation op) override;
void clipEnabledChanged() override;
void penChanged() override;
void brushChanged() override;
void brushOriginChanged() override;
void opacityChanged() override;
void compositionModeChanged() override;
void renderHintsChanged() override;
void transformChanged() override;
void fillRect(const QRectF &rect, const QBrush &brush) override;
void drawRects(const QRect *rects, int rectCount) override;
void drawRects(const QRectF *rects, int rectCount) override;
void drawEllipse(const QRectF &r) override;
void drawEllipse(const QRect &r) override;
void drawImage(const QRectF &rectangle, const QImage &image, const QRectF &sr, Qt::ImageConversionFlags flags = Qt::AutoColor) override;
void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override;
void drawStaticTextItem(QStaticTextItem *staticTextItem) override;
void drawTextItem(const QPointF &p, const QTextItem &textItem) override;
private:
void ensureBrush();
void ensureBrush(const QBrush &brush);
void ensurePen();
void ensurePen(const QPen &pen);
void rasterFill(const QVectorPath &path, const QBrush &brush);
enum EmulationType { PenEmulation, BrushEmulation };
bool emulationRequired(EmulationType type) const;
bool antiAliasingEnabled() const;
void adjustForAliasing(QRectF *rect);
void adjustForAliasing(QPointF *point);
void suspend();
void resume();
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QWindowsDirect2DPaintEngine::Flags)
class QWindowsDirect2DPaintEngineSuspenderPrivate;
class QWindowsDirect2DPaintEngineSuspender
{
Q_DISABLE_COPY_MOVE(QWindowsDirect2DPaintEngineSuspender)
Q_DECLARE_PRIVATE(QWindowsDirect2DPaintEngineSuspender)
QScopedPointer<QWindowsDirect2DPaintEngineSuspenderPrivate> d_ptr;
public:
QWindowsDirect2DPaintEngineSuspender(QWindowsDirect2DPaintEngine *engine);
~QWindowsDirect2DPaintEngineSuspender();
void resume();
};
QT_END_NAMESPACE
#endif // QWINDOWSDIRECT2DPAINTENGINE_H
|
