1 files changed, 107 insertions, 0 deletions
diff --git a/src/ui/Ripple.cpp b/src/ui/Ripple.cpp
new file mode 100644
index 00000000..e22c4a62
--- /dev/null
+++ b/src/ui/Ripple.cpp
@@ -0,0 +1,107 @@
+#include "Ripple.h"
+#include "RippleOverlay.h"
+
+Ripple::Ripple(const QPoint &center, QObject *parent)
+  : QParallelAnimationGroup(parent)
+  , overlay_(0)
+  , radius_anim_(animate("radius"))
+  , opacity_anim_(animate("opacity"))
+  , radius_(0)
+  , opacity_(0)
+  , center_(center)
+{
+        init();
+}
+
+Ripple::Ripple(const QPoint &center, RippleOverlay *overlay, QObject *parent)
+  : QParallelAnimationGroup(parent)
+  , overlay_(overlay)
+  , radius_anim_(animate("radius"))
+  , opacity_anim_(animate("opacity"))
+  , radius_(0)
+  , opacity_(0)
+  , center_(center)
+{
+        init();
+}
+
+void
+Ripple::setRadius(qreal radius)
+{
+        Q_ASSERT(overlay_);
+
+        if (radius_ == radius)
+                return;
+
+        radius_ = radius;
+        overlay_->update();
+}
+
+void
+Ripple::setOpacity(qreal opacity)
+{
+        Q_ASSERT(overlay_);
+
+        if (opacity_ == opacity)
+                return;
+
+        opacity_ = opacity;
+        overlay_->update();
+}
+
+void
+Ripple::setColor(const QColor &color)
+{
+        if (brush_.color() == color)
+                return;
+
+        brush_.setColor(color);
+
+        if (overlay_)
+                overlay_->update();
+}
+
+void
+Ripple::setBrush(const QBrush &brush)
+{
+        brush_ = brush;
+
+        if (overlay_)
+                overlay_->update();
+}
+
+void
+Ripple::destroy()
+{
+        Q_ASSERT(overlay_);
+
+        overlay_->removeRipple(this);
+}
+
+QPropertyAnimation *
+Ripple::animate(const QByteArray &property, const QEasingCurve &easing, int duration)
+{
+        QPropertyAnimation *animation = new QPropertyAnimation;
+        animation->setTargetObject(this);
+        animation->setPropertyName(property);
+        animation->setEasingCurve(easing);
+        animation->setDuration(duration);
+
+        addAnimation(animation);
+
+        return animation;
+}
+
+void
+Ripple::init()
+{
+        setOpacityStartValue(0.5);
+        setOpacityEndValue(0);
+        setRadiusStartValue(0);
+        setRadiusEndValue(300);
+
+        brush_.setColor(Qt::black);
+        brush_.setStyle(Qt::SolidPattern);
+
+        connect(this, SIGNAL(finished()), this, SLOT(destroy()));
+}