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| |
| #ifndef QQUICKIMAGEBASE_P_H |
| #define QQUICKIMAGEBASE_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 "qquickimplicitsizeitem_p.h" |
| #include <private/qtquickglobal_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQuickImageBasePrivate; |
| class Q_QUICK_PRIVATE_EXPORT QQuickImageBase : public QQuickImplicitSizeItem |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(Status status READ status NOTIFY statusChanged) |
| Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) |
| Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged) |
| Q_PROPERTY(bool asynchronous READ asynchronous WRITE setAsynchronous NOTIFY asynchronousChanged) |
| Q_PROPERTY(bool cache READ cache WRITE setCache NOTIFY cacheChanged) |
| Q_PROPERTY(QSize sourceSize READ sourceSize WRITE setSourceSize RESET resetSourceSize NOTIFY sourceSizeChanged) |
| Q_PROPERTY(bool mirror READ mirror WRITE setMirror NOTIFY mirrorChanged) |
| Q_PROPERTY(int currentFrame READ currentFrame WRITE setCurrentFrame NOTIFY currentFrameChanged REVISION 14) |
| Q_PROPERTY(int frameCount READ frameCount NOTIFY frameCountChanged REVISION 14) |
| |
| public: |
| QQuickImageBase(QQuickItem *parent=nullptr); |
| ~QQuickImageBase(); |
| enum Status { Null, Ready, Loading, Error }; |
| Q_ENUM(Status) |
| Status status() const; |
| qreal progress() const; |
| |
| QUrl source() const; |
| virtual void setSource(const QUrl &url); |
| |
| bool asynchronous() const; |
| void setAsynchronous(bool); |
| |
| bool cache() const; |
| void setCache(bool); |
| |
| QImage image() const; |
| |
| virtual void setSourceSize(const QSize&); |
| QSize sourceSize() const; |
| void resetSourceSize(); |
| |
| virtual void setMirror(bool mirror); |
| bool mirror() const; |
| |
| virtual void setCurrentFrame(int frame); |
| virtual int currentFrame() const; |
| |
| virtual int frameCount() const; |
| |
| virtual void setAutoTransform(bool transform); |
| bool autoTransform() const; |
| |
| static void resolve2xLocalFile(const QUrl &url, qreal targetDevicePixelRatio, QUrl *sourceUrl, qreal *sourceDevicePixelRatio); |
| |
| // Use a virtual rather than a signal->signal to avoid the huge |
| // connect/conneciton overhead for this rare case. |
| virtual void emitAutoTransformBaseChanged() { } |
| |
| Q_SIGNALS: |
| void sourceChanged(const QUrl &); |
| void sourceSizeChanged(); |
| void statusChanged(QQuickImageBase::Status); |
| void progressChanged(qreal progress); |
| void asynchronousChanged(); |
| void cacheChanged(); |
| void mirrorChanged(); |
| Q_REVISION(14) void currentFrameChanged(); |
| Q_REVISION(14) void frameCountChanged(); |
| |
| protected: |
| virtual void load(); |
| void componentComplete() override; |
| virtual void pixmapChange(); |
| void itemChange(ItemChange change, const ItemChangeData &value) override; |
| QQuickImageBase(QQuickImageBasePrivate &dd, QQuickItem *parent); |
| |
| private Q_SLOTS: |
| virtual void requestFinished(); |
| void requestProgress(qint64,qint64); |
| |
| private: |
| Q_DISABLE_COPY(QQuickImageBase) |
| Q_DECLARE_PRIVATE(QQuickImageBase) |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKIMAGEBASE_P_H |