Add Q_PROPERTY to all qgraphics effects.

2 files changed, 50 insertions, 2 deletions

diff --git a/src/gui/effects/qgraphicseffect.cpp b/src/gui/effects/qgraphicseffect.cpp
index c1f8f06..ba13b25 100644
--- a/src/gui/effects/qgraphicseffect.cpp
+++ b/src/gui/effects/qgraphicseffect.cpp
@@ -271,6 +271,7 @@ bool QGraphicsEffect::isEnabled() const
     Q_D(const QGraphicsEffect);
     return d->isEnabled;
 }
+
 void QGraphicsEffect::setEnabled(bool enable)
 {
     Q_D(QGraphicsEffect);
@@ -278,9 +279,9 @@ void QGraphicsEffect::setEnabled(bool enable)
         return;
 
     d->isEnabled = enable;
-
     if (d->source)
         d->source->update();
+    emit enabledChanged(enable);
 }
 
 /*!
@@ -367,7 +368,11 @@ QColor QGraphicsColorizeEffect::color() const
 void QGraphicsColorizeEffect::setColor(const QColor &c)
 {
     Q_D(QGraphicsColorizeEffect);
+    if (d->filter->color() == c)
+        return;
+
     d->filter->setColor(c);
+    emit colorChanged(c);
 }
 
 void QGraphicsColorizeEffect::draw(QPainter *painter, QGraphicsEffectSource *source)
@@ -407,7 +412,11 @@ int QGraphicsPixelizeEffect::pixelSize() const
 void QGraphicsPixelizeEffect::setPixelSize(int size)
 {
     Q_D(QGraphicsPixelizeEffect);
+    if (d->pixelSize == size)
+        return;
+
     d->pixelSize = size;
+    emit pixelSizeChanged(size);
 }
 
 static inline void pixelize(QImage *image, int pixelSize)
@@ -544,8 +553,12 @@ int QGraphicsBlurEffect::blurRadius() const
 void QGraphicsBlurEffect::setBlurRadius(int radius)
 {
     Q_D(QGraphicsBlurEffect);
+    if (d->filter->radius() == radius)
+        return;
+
     d->filter->setRadius(radius);
     updateBoundingRect();
+    emit blurRadiusChanged(radius);
 }
 
 QRectF QGraphicsBlurEffect::boundingRectFor(const QRectF &rect) const
@@ -596,8 +609,12 @@ QPointF QGraphicsShadowEffect::shadowOffset() const
 void QGraphicsShadowEffect::setShadowOffset(const QPointF &ofs)
 {
     Q_D(QGraphicsShadowEffect);
+    if (d->offset == ofs)
+        return;
+
     d->offset = ofs;
     updateBoundingRect();
+    emit shadowOffsetChanged(ofs);
 }
 
 int QGraphicsShadowEffect::blurRadius() const
@@ -609,8 +626,12 @@ int QGraphicsShadowEffect::blurRadius() const
 void QGraphicsShadowEffect::setBlurRadius(int blurRadius)
 {
     Q_D(QGraphicsShadowEffect);
+    if (d->radius == blurRadius)
+        return;
+
     d->radius = blurRadius;
     updateBoundingRect();
+    emit blurRadiusChanged(blurRadius);
 }
 
 qreal QGraphicsShadowEffect::opacity() const
@@ -622,7 +643,11 @@ qreal QGraphicsShadowEffect::opacity() const
 void QGraphicsShadowEffect::setOpacity(qreal opacity)
 {
     Q_D(QGraphicsShadowEffect);
+    if (qFuzzyCompare(d->alpha, opacity))
+        return;
+
     d->alpha = opacity;
+    emit opacityChanged(opacity);
 }
 
 QRectF QGraphicsShadowEffect::boundingRectFor(const QRectF &rect) const
diff --git a/src/gui/effects/qgraphicseffect.h b/src/gui/effects/qgraphicseffect.h
index 19399d3..0692cda 100644
--- a/src/gui/effects/qgraphicseffect.h
+++ b/src/gui/effects/qgraphicseffect.h
@@ -95,7 +95,7 @@ class Q_GUI_EXPORT QGraphicsEffect : public QObject
 {
     Q_OBJECT
     Q_FLAGS(ChangeFlags)
-    Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled)
+    Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled NOTIFY enabledChanged)
 public:
     enum ChangeFlag {
         SourceAttached = 0x1,
@@ -116,6 +116,9 @@ public:
 
     bool isEnabled() const;
 
+Q_SIGNALS:
+    void enabledChanged(bool enabled);
+
 public Q_SLOTS:
     void setEnabled(bool enable);
     // ### add update() slot
@@ -153,6 +156,7 @@ private:
 class QGraphicsColorizeEffectPrivate;
 class Q_GUI_EXPORT QGraphicsColorizeEffect: public QGraphicsEffect {
     Q_OBJECT
+    Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
 public:
     QGraphicsColorizeEffect();
     ~QGraphicsColorizeEffect();
@@ -160,6 +164,9 @@ public:
     QColor color() const;
     void setColor(const QColor &c);
 
+Q_SIGNALS:
+    void colorChanged(const QColor &color);
+
 protected:
     void draw(QPainter *painter, QGraphicsEffectSource *source);
 
@@ -171,6 +178,7 @@ private:
 class QGraphicsPixelizeEffectPrivate;
 class Q_GUI_EXPORT QGraphicsPixelizeEffect: public QGraphicsEffect {
     Q_OBJECT
+    Q_PROPERTY(int pixelSize READ pixelSize WRITE setPixelSize NOTIFY pixelSizeChanged)
 public:
     QGraphicsPixelizeEffect();
     ~QGraphicsPixelizeEffect();
@@ -178,6 +186,9 @@ public:
     int pixelSize() const;
     void setPixelSize(int pixelSize);
 
+Q_SIGNALS:
+    void pixelSizeChanged(int pixelSize);
+
 protected:
     void draw(QPainter *painter, QGraphicsEffectSource *source);
 
@@ -189,6 +200,7 @@ private:
 class QGraphicsBlurEffectPrivate;
 class Q_GUI_EXPORT QGraphicsBlurEffect: public QGraphicsEffect {
     Q_OBJECT
+    Q_PROPERTY(int blurRadius READ blurRadius WRITE setBlurRadius NOTIFY blurRadiusChanged)
 public:
     QGraphicsBlurEffect();
     ~QGraphicsBlurEffect();
@@ -196,6 +208,9 @@ public:
     int blurRadius() const;
     void setBlurRadius(int blurRadius);
 
+Q_SIGNALS:
+    void blurRadiusChanged(int blurRadius);
+
 protected:
     QRectF boundingRectFor(const QRectF &rect) const;
     void draw(QPainter *painter, QGraphicsEffectSource *source);
@@ -208,6 +223,9 @@ private:
 class QGraphicsShadowEffectPrivate;
 class Q_GUI_EXPORT QGraphicsShadowEffect: public QGraphicsEffect {
     Q_OBJECT
+    Q_PROPERTY(QPointF shadowOffset READ shadowOffset WRITE setShadowOffset NOTIFY shadowOffsetChanged)
+    Q_PROPERTY(int blurRadius READ blurRadius WRITE setBlurRadius NOTIFY blurRadiusChanged)
+    Q_PROPERTY(int opacity READ opacity WRITE setOpacity NOTIFY opacityChanged)
 public:
     QGraphicsShadowEffect();
     ~QGraphicsShadowEffect();
@@ -225,6 +243,11 @@ public:
     qreal opacity() const;
     void setOpacity(qreal opacity);
 
+Q_SIGNALS:
+    void shadowOffsetChanged(const QPointF &offset);
+    void blurRadiusChanged(int blurRadius);
+    void opacityChanged(int opacity);
+
 protected:
     QRectF boundingRectFor(const QRectF &rect) const;
     void draw(QPainter *painter, QGraphicsEffectSource *source);