| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
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| ** $QT_BEGIN_LICENSE:LGPL21$ |
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| ****************************************************************************/ |
| |
| #ifndef QPIXMAP_BLITTER_P_H |
| #define QPIXMAP_BLITTER_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <qpa/qplatformpixmap.h> |
| #include <private/qpaintengine_blitter_p.h> |
| |
| #ifndef QT_NO_BLITTABLE |
| QT_BEGIN_NAMESPACE |
| |
| class Q_GUI_EXPORT QBlittablePlatformPixmap : public QPlatformPixmap |
| { |
| // Q_DECLARE_PRIVATE(QBlittablePlatformPixmap); |
| public: |
| QBlittablePlatformPixmap(); |
| ~QBlittablePlatformPixmap(); |
| |
| virtual QBlittable *createBlittable(const QSize &size, bool alpha) const = 0; |
| QBlittable *blittable() const; |
| void setBlittable(QBlittable *blittable); |
| |
| void resize(int width, int height) Q_DECL_OVERRIDE; |
| int metric(QPaintDevice::PaintDeviceMetric metric) const Q_DECL_OVERRIDE; |
| void fill(const QColor &color) Q_DECL_OVERRIDE; |
| QImage *buffer() Q_DECL_OVERRIDE; |
| QImage toImage() const Q_DECL_OVERRIDE; |
| bool hasAlphaChannel() const Q_DECL_OVERRIDE; |
| void fromImage(const QImage &image, Qt::ImageConversionFlags flags) Q_DECL_OVERRIDE; |
| qreal devicePixelRatio() const Q_DECL_OVERRIDE; |
| void setDevicePixelRatio(qreal scaleFactor) Q_DECL_OVERRIDE; |
| |
| QPaintEngine *paintEngine() const Q_DECL_OVERRIDE; |
| |
| void markRasterOverlay(const QRectF &); |
| void markRasterOverlay(const QPointF &, const QTextItem &); |
| void markRasterOverlay(const QVectorPath &); |
| void markRasterOverlay(const QPainterPath &); |
| void markRasterOverlay(const QRect *rects, int rectCount); |
| void markRasterOverlay(const QRectF *rects, int rectCount); |
| void markRasterOverlay(const QPointF *points, int pointCount); |
| void markRasterOverlay(const QPoint *points, int pointCount); |
| void unmarkRasterOverlay(const QRectF &); |
| |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| void mergeOverlay(); |
| void unmergeOverlay(); |
| QImage *overlay(); |
| |
| #endif //QT_BLITTER_RASTEROVERLAY |
| protected: |
| QScopedPointer<QBlitterPaintEngine> m_engine; |
| QScopedPointer<QBlittable> m_blittable; |
| bool m_alpha; |
| qreal m_devicePixelRatio; |
| |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| QImage *m_rasterOverlay; |
| QImage *m_unmergedCopy; |
| QColor m_overlayColor; |
| |
| void markRasterOverlayImpl(const QRectF &); |
| void unmarkRasterOverlayImpl(const QRectF &); |
| QRectF clipAndTransformRect(const QRectF &) const; |
| #endif //QT_BLITTER_RASTEROVERLAY |
| |
| }; |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QRectF &rect) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| markRasterOverlayImpl(rect); |
| #else |
| Q_UNUSED(rect) |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QVectorPath &path) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| markRasterOverlayImpl(path.convertToPainterPath().boundingRect()); |
| #else |
| Q_UNUSED(path) |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QPointF &pos, const QTextItem &ti) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| QFontMetricsF fm(ti.font()); |
| QRectF rect = fm.tightBoundingRect(ti.text()); |
| rect.moveBottomLeft(pos); |
| markRasterOverlay(rect); |
| #else |
| Q_UNUSED(pos) |
| Q_UNUSED(ti) |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QRect *rects, int rectCount) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| for (int i = 0; i < rectCount; i++) { |
| markRasterOverlay(rects[i]); |
| } |
| #else |
| Q_UNUSED(rects) |
| Q_UNUSED(rectCount) |
| #endif |
| } |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QRectF *rects, int rectCount) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| for (int i = 0; i < rectCount; i++) { |
| markRasterOverlay(rects[i]); |
| } |
| #else |
| Q_UNUSED(rects) |
| Q_UNUSED(rectCount) |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QPointF *points, int pointCount) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| #error "not ported yet" |
| #else |
| Q_UNUSED(points); |
| Q_UNUSED(pointCount); |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QPoint *points, int pointCount) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| #error "not ported yet" |
| #else |
| Q_UNUSED(points); |
| Q_UNUSED(pointCount); |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::markRasterOverlay(const QPainterPath& path) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| #error "not ported yet" |
| #else |
| Q_UNUSED(path); |
| #endif |
| } |
| |
| inline void QBlittablePlatformPixmap::unmarkRasterOverlay(const QRectF &rect) |
| { |
| #ifdef QT_BLITTER_RASTEROVERLAY |
| unmarkRasterOverlayImpl(rect); |
| #else |
| Q_UNUSED(rect) |
| #endif |
| } |
| |
| QT_END_NAMESPACE |
| #endif // QT_NO_BLITTABLE |
| #endif // QPIXMAP_BLITTER_P_H |