6 files changed, 31 insertions, 35 deletions

diff --git a/examples/graphicsview/blurpicker/blureffect.cpp b/examples/graphicsview/blurpicker/blureffect.cpp
index 6c2095d..43791c6 100644
--- a/examples/graphicsview/blurpicker/blureffect.cpp
+++ b/examples/graphicsview/blurpicker/blureffect.cpp
@@ -43,28 +43,27 @@
 
 #include <QDebug>
 
-BlurEffect::BlurEffect()
+BlurEffect::BlurEffect(QGraphicsItem *item)
     : QGraphicsBlurEffect()
-    , m_baseLine(200)
+    , m_baseLine(200), item(item)
 {
 }
 
-void BlurEffect::adjustForItem(const QGraphicsItem *item)
+void BlurEffect::adjustForItem()
 {
     qreal y = m_baseLine - item->pos().y();
     qreal radius = qBound(0.0, y / 32, 16.0);
     setBlurRadius(radius);
 }
 
-QRectF BlurEffect::boundingRectFor(const QGraphicsItem *item)
+QRectF BlurEffect::boundingRect() const
 {
-    adjustForItem(item);
-    return QGraphicsBlurEffect::boundingRectFor(item);
+    const_cast<BlurEffect *>(this)->adjustForItem();
+    return QGraphicsBlurEffect::boundingRect();
 }
 
-void BlurEffect::drawItem(QGraphicsItem *item, QPainter *painter,
-                                       const QStyleOptionGraphicsItem *option, QWidget *widget)
+void BlurEffect::draw(QPainter *painter)
 {
-    adjustForItem(item);
-    QGraphicsBlurEffect::drawItem(item, painter, option, widget);
+    adjustForItem();
+    QGraphicsBlurEffect::draw(painter);
 }
diff --git a/examples/graphicsview/blurpicker/blureffect.h b/examples/graphicsview/blurpicker/blureffect.h
index cafd910..2aea8bf 100644
--- a/examples/graphicsview/blurpicker/blureffect.h
+++ b/examples/graphicsview/blurpicker/blureffect.h
@@ -48,21 +48,20 @@
 class BlurEffect: public QGraphicsBlurEffect
 {
 public:
-    BlurEffect();
+    BlurEffect(QGraphicsItem *item);
 
     void setBaseLine(qreal y) { m_baseLine = y; }
 
-    QRectF boundingRectFor(const QGraphicsItem *item);
+    QRectF boundingRect() const;
 
-    void drawItem(QGraphicsItem *item, QPainter *painter,
-                  const QStyleOptionGraphicsItem *option = 0,
-                  QWidget *widget = 0);
+    void draw(QPainter *painter);
 
 private:
-    void adjustForItem(const QGraphicsItem *item);
+    void adjustForItem();
 
 private:
     qreal m_baseLine;
+    QGraphicsItem *item;
 };
 
 #endif // BLUREFFECT_H
diff --git a/examples/graphicsview/blurpicker/blurpicker.cpp b/examples/graphicsview/blurpicker/blurpicker.cpp
index 10ce44f..9904dfa 100644
--- a/examples/graphicsview/blurpicker/blurpicker.cpp
+++ b/examples/graphicsview/blurpicker/blurpicker.cpp
@@ -79,7 +79,7 @@ void BlurPicker::updateIconPositions()
         pos -= QPointF(40, 40);
         icon->setPos(pos);
         baseline = qMax(baseline, ys);
-        static_cast<BlurEffect *>(icon->effect())->setBaseLine(baseline);
+        static_cast<BlurEffect *>(icon->graphicsEffect())->setBaseLine(baseline);
     }
 
     m_scene.update();
@@ -103,7 +103,7 @@ void BlurPicker::setupScene()
         QPixmap pixmap(names[i]);
         QGraphicsPixmapItem *icon = m_scene.addPixmap(pixmap);
         icon->setZValue(1);
-        icon->setGraphicsEffect(new BlurEffect);
+        icon->setGraphicsEffect(new BlurEffect(icon));
         m_icons << icon;
     }
 
diff --git a/examples/graphicsview/lighting/lighting.cpp b/examples/graphicsview/lighting/lighting.cpp
index fff2204..63f0a6c 100644
--- a/examples/graphicsview/lighting/lighting.cpp
+++ b/examples/graphicsview/lighting/lighting.cpp
@@ -98,7 +98,7 @@ void Lighting::setupScene()
 
             item->setPen(QPen(Qt::black));
             item->setBrush(QBrush(Qt::white));
-            item->setGraphicsEffect(new ShadowEffect(m_lightSource));
+            item->setGraphicsEffect(new ShadowEffect(item, m_lightSource));
             item->setZValue(1);
             item->setPos(i * 80, j * 80);
             m_scene.addItem(item);
diff --git a/examples/graphicsview/lighting/shadoweffect.cpp b/examples/graphicsview/lighting/shadoweffect.cpp
index c1d384a..e2dd864 100644
--- a/examples/graphicsview/lighting/shadoweffect.cpp
+++ b/examples/graphicsview/lighting/shadoweffect.cpp
@@ -43,14 +43,14 @@
 
 #include <math.h>
 
-ShadowEffect::ShadowEffect(QGraphicsItem *source)
+ShadowEffect::ShadowEffect(QGraphicsItem *item, QGraphicsItem *source)
     : QGraphicsShadowEffect()
-    , m_lightSource(source)
+    , item(item), m_lightSource(source)
 {
     setBlurRadius(8);
 }
 
-void ShadowEffect::adjustForItem(const QGraphicsItem *item)
+void ShadowEffect::adjustForItem()
 {
     QPointF delta = item->pos() - m_lightSource->pos();
     setShadowOffset(delta.toPoint() / 30);
@@ -61,15 +61,14 @@ void ShadowEffect::adjustForItem(const QGraphicsItem *item)
     setOpacity(qBound(0.4, 1 - dd / 200.0, 0.7));
 }
 
-QRectF ShadowEffect::boundingRectFor(const QGraphicsItem *item)
+QRectF ShadowEffect::boundingRect() const
 {
-    adjustForItem(item);
-    return QGraphicsShadowEffect::boundingRectFor(item);
+    const_cast<ShadowEffect *>(this)->adjustForItem();
+    return QGraphicsShadowEffect::boundingRect();
 }
 
-void ShadowEffect::drawItem(QGraphicsItem *item, QPainter *painter,
-                                       const QStyleOptionGraphicsItem *option, QWidget *widget)
+void ShadowEffect::draw(QPainter *painter)
 {
-    adjustForItem(item);
-    QGraphicsShadowEffect::drawItem(item, painter, option, widget);
+    adjustForItem();
+    QGraphicsShadowEffect::draw(painter);
 }
diff --git a/examples/graphicsview/lighting/shadoweffect.h b/examples/graphicsview/lighting/shadoweffect.h
index 09b63e3..d4aa440 100644
--- a/examples/graphicsview/lighting/shadoweffect.h
+++ b/examples/graphicsview/lighting/shadoweffect.h
@@ -48,18 +48,17 @@
 class ShadowEffect: public QGraphicsShadowEffect
 {
 public:
-    ShadowEffect(QGraphicsItem *source);
+    ShadowEffect(QGraphicsItem *item, QGraphicsItem *source);
 
-    QRectF boundingRectFor(const QGraphicsItem *item);
+    QRectF boundingRect() const;
 
-    void drawItem(QGraphicsItem *item, QPainter *painter,
-                  const QStyleOptionGraphicsItem *option = 0,
-                  QWidget *widget = 0);
+    void draw(QPainter *painter);
 
 private:
-    void adjustForItem(const QGraphicsItem *item);
+    void adjustForItem();
 
 private:
+    QGraphicsItem *item;
     QGraphicsItem *m_lightSource;
 };