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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include <private/qtquickglobal_p.h> |
| |
| QT_REQUIRE_CONFIG(quick_shadereffect); |
| |
| #include "qqmlparserstatus.h" |
| |
| #include <QtQuick/qtquickglobal.h> |
| #include <QtGui/qcolor.h> |
| #include <QtCore/qobject.h> |
| #include <QtCore/qsize.h> |
| #include <QtCore/qvector.h> |
| #include <QtCore/qbytearray.h> |
| |
| #ifndef QQUICKSHADEREFFECTMESH_P_H |
| #define QQUICKSHADEREFFECTMESH_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. |
| // |
| |
| QT_BEGIN_NAMESPACE |
| |
| Q_QUICK_PRIVATE_EXPORT const char *qtPositionAttributeName(); |
| Q_QUICK_PRIVATE_EXPORT const char *qtTexCoordAttributeName(); |
| |
| class QSGGeometry; |
| class QRectF; |
| |
| class Q_QUICK_PRIVATE_EXPORT QQuickShaderEffectMesh : public QObject |
| { |
| Q_OBJECT |
| public: |
| QQuickShaderEffectMesh(QObject *parent = nullptr); |
| virtual bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) = 0; |
| // If 'geometry' != 0, 'attrCount' is the same as last time the function was called. |
| virtual QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex, |
| const QRectF &srcRect, const QRectF &rect) = 0; |
| // If updateGeometry() fails, the reason should appear in the log. |
| virtual QString log() const { return QString(); } |
| |
| Q_SIGNALS: |
| // Emitted when the geometry needs to be updated. |
| void geometryChanged(); |
| |
| protected: |
| QQuickShaderEffectMesh(QObjectPrivate &dd, QObject *parent = nullptr); |
| }; |
| |
| class Q_QUICK_PRIVATE_EXPORT QQuickGridMesh : public QQuickShaderEffectMesh |
| { |
| Q_OBJECT |
| Q_PROPERTY(QSize resolution READ resolution WRITE setResolution NOTIFY resolutionChanged) |
| public: |
| QQuickGridMesh(QObject *parent = nullptr); |
| bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) override; |
| QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex, |
| const QRectF &srcRect, const QRectF &rect) override; |
| QString log() const override { return m_log; } |
| |
| void setResolution(const QSize &res); |
| QSize resolution() const; |
| |
| Q_SIGNALS: |
| void resolutionChanged(); |
| |
| private: |
| QSize m_resolution; |
| QString m_log; |
| }; |
| |
| class QQuickScaleGrid; |
| class QQuickBorderImageMesh : public QQuickShaderEffectMesh |
| { |
| Q_OBJECT |
| |
| Q_PROPERTY(QQuickScaleGrid *border READ border CONSTANT) |
| Q_PROPERTY(QSize size READ size WRITE setSize NOTIFY sizeChanged) |
| Q_PROPERTY(TileMode horizontalTileMode READ horizontalTileMode WRITE setHorizontalTileMode NOTIFY horizontalTileModeChanged) |
| Q_PROPERTY(TileMode verticalTileMode READ verticalTileMode WRITE setVerticalTileMode NOTIFY verticalTileModeChanged) |
| public: |
| QQuickBorderImageMesh(QObject *parent = nullptr); |
| |
| bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) override; |
| QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex, |
| const QRectF &srcRect, const QRectF &rect) override; |
| |
| QQuickScaleGrid *border() const; |
| |
| enum TileMode { Stretch = Qt::StretchTile, Repeat = Qt::RepeatTile, Round = Qt::RoundTile }; |
| Q_ENUM(TileMode) |
| |
| QSize size() const; |
| void setSize(const QSize &size); |
| |
| TileMode horizontalTileMode() const; |
| void setHorizontalTileMode(TileMode); |
| |
| TileMode verticalTileMode() const; |
| void setVerticalTileMode(TileMode); |
| |
| Q_SIGNALS: |
| void sizeChanged(); |
| void horizontalTileModeChanged(); |
| void verticalTileModeChanged(); |
| |
| private: |
| QQuickScaleGrid *m_border; |
| QSize m_size; |
| TileMode m_horizontalTileMode; |
| TileMode m_verticalTileMode; |
| }; |
| |
| inline QColor qt_premultiply_color(const QColor &c) |
| { |
| return QColor::fromRgbF(c.redF() * c.alphaF(), c.greenF() * c.alphaF(), c.blueF() * c.alphaF(), c.alphaF()); |
| } |
| |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKSHADEREFFECTMESH_P_H |