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| |
| #ifndef QQUICKCONTEXT2DCOMMANDBUFFER_P_H |
| #define QQUICKCONTEXT2DCOMMANDBUFFER_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 <private/qtquickglobal_p.h> |
| |
| QT_REQUIRE_CONFIG(quick_canvas); |
| |
| #include <QtCore/qmutex.h> |
| #include "qquickcontext2d_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQuickCanvasItem; |
| class QMutex; |
| |
| class QQuickContext2DCommandBuffer |
| { |
| public: |
| QQuickContext2DCommandBuffer(); |
| ~QQuickContext2DCommandBuffer(); |
| void reset(); |
| void clear(); |
| |
| inline int size() const { return commands.size(); } |
| inline bool isEmpty() const {return commands.isEmpty(); } |
| inline bool hasNext() const {return cmdIdx < commands.size(); } |
| inline QQuickContext2D::PaintCommand takeNextCommand() { return commands.at(cmdIdx++); } |
| |
| inline qreal takeGlobalAlpha() { return takeReal(); } |
| inline QPainter::CompositionMode takeGlobalCompositeOperation(){ return static_cast<QPainter::CompositionMode>(takeInt()); } |
| inline QBrush takeStrokeStyle() { return takeBrush(); } |
| inline QBrush takeFillStyle() { return takeBrush(); } |
| |
| inline qreal takeLineWidth() { return takeReal(); } |
| inline Qt::PenCapStyle takeLineCap() { return static_cast<Qt::PenCapStyle>(takeInt());} |
| inline Qt::PenJoinStyle takeLineJoin(){ return static_cast<Qt::PenJoinStyle>(takeInt());} |
| inline qreal takeMiterLimit() { return takeReal(); } |
| |
| inline void setGlobalAlpha( qreal alpha) |
| { |
| commands << QQuickContext2D::GlobalAlpha; |
| reals << alpha; |
| } |
| |
| inline void setGlobalCompositeOperation(QPainter::CompositionMode cm) |
| { |
| commands << QQuickContext2D::GlobalCompositeOperation; |
| ints << cm; |
| } |
| |
| inline void setStrokeStyle(const QBrush &style, bool repeatX = false, bool repeatY = false) |
| { |
| commands << QQuickContext2D::StrokeStyle; |
| brushes << style; |
| bools << repeatX << repeatY; |
| } |
| |
| inline void drawImage(const QImage& image, const QRectF& sr, const QRectF& dr) |
| { |
| commands << QQuickContext2D::DrawImage; |
| images << image; |
| rects << sr << dr; |
| } |
| |
| inline void drawPixmap(QQmlRefPointer<QQuickCanvasPixmap> pixmap, const QRectF& sr, const QRectF& dr) |
| { |
| commands << QQuickContext2D::DrawPixmap; |
| pixmaps << pixmap; |
| rects << sr << dr; |
| } |
| |
| inline qreal takeShadowOffsetX() { return takeReal(); } |
| inline qreal takeShadowOffsetY() { return takeReal(); } |
| inline qreal takeShadowBlur() { return takeReal(); } |
| inline QColor takeShadowColor() { return takeColor(); } |
| |
| |
| inline void updateMatrix(const QTransform& matrix) |
| { |
| commands << QQuickContext2D::UpdateMatrix; |
| matrixes << matrix; |
| } |
| |
| inline void clearRect(const QRectF& r) |
| { |
| commands << QQuickContext2D::ClearRect; |
| rects << r; |
| } |
| |
| inline void fillRect(const QRectF& r) |
| { |
| commands << QQuickContext2D::FillRect; |
| rects << r; |
| } |
| |
| inline void strokeRect(const QRectF& r) |
| { |
| QPainterPath p; |
| p.addRect(r); |
| |
| commands << QQuickContext2D::Stroke; |
| pathes << p; |
| } |
| |
| |
| inline void fill(const QPainterPath& path) |
| { |
| commands << QQuickContext2D::Fill; |
| pathes << path; |
| |
| } |
| |
| inline void stroke(const QPainterPath& path) |
| { |
| commands << QQuickContext2D::Stroke; |
| pathes << path; |
| } |
| |
| inline void clip(bool enabled, const QPainterPath& path) |
| { |
| commands << QQuickContext2D::Clip; |
| bools << enabled; |
| pathes << path; |
| } |
| |
| |
| |
| inline void setFillStyle(const QBrush &style, bool repeatX = false, bool repeatY = false) |
| { |
| commands << QQuickContext2D::FillStyle; |
| brushes << style; |
| bools << repeatX << repeatY; |
| } |
| |
| |
| inline void setLineWidth( qreal w) |
| { |
| commands << QQuickContext2D::LineWidth; |
| reals << w; |
| } |
| |
| inline void setLineCap(Qt::PenCapStyle cap) |
| { |
| commands << QQuickContext2D::LineCap; |
| ints << cap; |
| } |
| |
| inline void setLineJoin(Qt::PenJoinStyle join) |
| { |
| commands << QQuickContext2D::LineJoin; |
| ints << join; |
| } |
| |
| inline void setLineDash(const QVector<qreal> &pattern) |
| { |
| commands << QQuickContext2D::LineDash; |
| reals << pattern.length(); |
| for (qreal r : pattern) |
| reals << r; |
| } |
| |
| inline void setLineDashOffset( qreal offset) |
| { |
| commands << QQuickContext2D::LineDashOffset; |
| reals << offset; |
| } |
| |
| inline void setMiterLimit( qreal limit) |
| { |
| commands << QQuickContext2D::MiterLimit; |
| reals << limit; |
| } |
| |
| inline void setShadowOffsetX( qreal x) |
| { |
| commands << QQuickContext2D::ShadowOffsetX; |
| reals << x; |
| } |
| |
| inline void setShadowOffsetY( qreal y) |
| { |
| commands << QQuickContext2D::ShadowOffsetY; |
| reals << y; |
| } |
| |
| inline void setShadowBlur( qreal b) |
| { |
| commands << QQuickContext2D::ShadowBlur; |
| reals << b; |
| } |
| |
| inline void setShadowColor(const QColor &color) |
| { |
| commands << QQuickContext2D::ShadowColor; |
| colors << color; |
| } |
| |
| inline QTransform takeMatrix() { return matrixes.at(matrixIdx++); } |
| |
| inline QRectF takeRect() { return rects.at(rectIdx++); } |
| |
| inline QPainterPath takePath() { return pathes.at(pathIdx++); } |
| |
| inline const QImage& takeImage() { return images.at(imageIdx++); } |
| inline QQmlRefPointer<QQuickCanvasPixmap> takePixmap() { return pixmaps.at(pixmapIdx++); } |
| |
| inline int takeInt() { return ints.at(intIdx++); } |
| inline bool takeBool() {return bools.at(boolIdx++); } |
| inline qreal takeReal() { return reals.at(realIdx++); } |
| inline QColor takeColor() { return colors.at(colorIdx++); } |
| inline QBrush takeBrush() { return brushes.at(brushIdx++); } |
| |
| void replay(QPainter* painter, QQuickContext2D::State& state, const QVector2D &scaleFactor); |
| |
| private: |
| static QPen makePen(const QQuickContext2D::State& state); |
| void setPainterState(QPainter* painter, const QQuickContext2D::State& state, const QPen& pen); |
| int cmdIdx; |
| int intIdx; |
| int boolIdx; |
| int realIdx; |
| int rectIdx; |
| int colorIdx; |
| int matrixIdx; |
| int brushIdx; |
| int pathIdx; |
| int imageIdx; |
| int pixmapIdx; |
| QVector<QQuickContext2D::PaintCommand> commands; |
| |
| QVector<int> ints; |
| QVector<bool> bools; |
| QVector<qreal> reals; |
| QVector<QRectF> rects; |
| QVector<QColor> colors; |
| QVector<QTransform> matrixes; |
| QVector<QBrush> brushes; |
| QVector<QPainterPath> pathes; |
| QVector<QImage> images; |
| QVector<QQmlRefPointer<QQuickCanvasPixmap> > pixmaps; |
| QMutex queueLock; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKCONTEXT2DCOMMANDBUFFER_P_H |