| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QEMULATIONPAINTENGINE_P_H |
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| 5 | #define QEMULATIONPAINTENGINE_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <QtGui/private/qtguiglobal_p.h> |
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| 19 | #include <private/qpaintengineex_p.h> |
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| 20 | |
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| 21 | QT_BEGIN_NAMESPACE |
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| 22 | |
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| 23 | |
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| 24 | class QEmulationPaintEngine : public QPaintEngineEx |
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| 25 | { |
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| 26 | public: |
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| 27 | QEmulationPaintEngine(QPaintEngineEx *engine); |
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| 28 | |
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| 29 | bool begin(QPaintDevice *pdev) override; |
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| 30 | bool end() override; |
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| 31 | |
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| 32 | Type type() const override; |
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| 33 | QPainterState *createState(QPainterState *orig) const override; |
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| 34 | |
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| 35 | void fill(const QVectorPath &path, const QBrush &brush) override; |
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| 36 | void stroke(const QVectorPath &path, const QPen &pen) override; |
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| 37 | void clip(const QVectorPath &path, Qt::ClipOperation op) override; |
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| 38 | |
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| 39 | void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override; |
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| 40 | void drawTextItem(const QPointF &p, const QTextItem &textItem) override; |
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| 41 | void drawStaticTextItem(QStaticTextItem *item) override; |
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| 42 | void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s) override; |
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| 43 | void drawImage(const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags flags) override; |
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| 44 | |
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| 45 | void clipEnabledChanged() override; |
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| 46 | void penChanged() override; |
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| 47 | void brushChanged() override; |
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| 48 | void brushOriginChanged() override; |
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| 49 | void opacityChanged() override; |
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| 50 | void compositionModeChanged() override; |
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| 51 | void renderHintsChanged() override; |
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| 52 | void transformChanged() override; |
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| 53 | |
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| 54 | void setState(QPainterState *s) override; |
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| 55 | |
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| 56 | void beginNativePainting() override; |
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| 57 | void endNativePainting() override; |
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| 58 | |
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| 59 | uint flags() const override { return QPaintEngineEx::IsEmulationEngine | QPaintEngineEx::DoNotEmulate; } |
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| 60 | |
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| 61 | inline QPainterState *state() { return (QPainterState *)QPaintEngine::state; } |
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| 62 | inline const QPainterState *state() const { return (const QPainterState *)QPaintEngine::state; } |
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| 63 | |
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| 64 | QPaintEngineEx *real_engine; |
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| 65 | private: |
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| 66 | void fillBGRect(const QRectF &r); |
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| 67 | }; |
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| 68 | |
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| 69 | QT_END_NAMESPACE |
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| 70 | |
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| 71 | #endif |
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| 72 | |
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