adjust flat button colors according to button role

components/flatbutton.cpp

@@ -6,8 +6,8 @@
 #include <QApplication>
 #include <QPalette>
 #include <QDebug>
-#include "lib/style.h"
 #include "lib/rippleoverlay.h"
+#include "lib/ripple.h"
 
 #include "flatbutton_p.h"
 
@@ -64,6 +64,8 @@ void FlatButton::paintEvent(QPaintEvent *event)
 {
     Q_UNUSED(event)
 
+    Q_D(FlatButton);
+
     QStylePainter painter(this);
 
     QStyleOptionButton option;
@@ -77,6 +79,7 @@ void FlatButton::paintEvent(QPaintEvent *event)
         QPainter painter(this);
         QBrush brush;
         brush.setStyle(Qt::SolidPattern);
+        brush.setColor(d->textColor());
         painter.setOpacity(0.1);
         painter.fillRect(rect(), brush);
     }
@@ -95,7 +98,12 @@ void FlatButton::mousePressEvent(QMouseEvent *event)
 {
     Q_D(FlatButton);
 
-    d->ripple->addRipple(event->pos());
+    Ripple *ripple = new Ripple(event->pos());
+    ripple->setRadiusEndValue(100);
+    ripple->setOpacityStartValue(0.2);
+    ripple->setColor(d->textColor());
+
+    d->ripple->addRipple(ripple);
 
     QPushButton::mousePressEvent(event);
 }

components/flatbutton_p.h

@@ -14,6 +14,7 @@ class FlatButtonPrivate
 public:
     FlatButtonPrivate(FlatButton *parent);
 
+    QColor textColor() const;
     void setTextColor(const QString &themeColor);
 
     FlatButton    *const q_ptr;
@@ -44,6 +45,13 @@ FlatButtonPrivate::FlatButtonPrivate(FlatButton *parent)
     parent->setPalette(palette);
 }
 
+QColor FlatButtonPrivate::textColor() const
+{
+    Q_Q(const FlatButton);
+
+    return q->palette().color(QPalette::Active, QPalette::ButtonText);
+}
+
 void FlatButtonPrivate::setTextColor(const QString &themeColor)
 {
     Q_Q(FlatButton);

lib/ripple.cpp

@@ -53,9 +53,9 @@ QPropertyAnimation *Ripple::animate(const QByteArray &property)
 {
     QPropertyAnimation *animation = new QPropertyAnimation;
     animation->setPropertyName(property);
-    animation->setEasingCurve(QEasingCurve::OutCubic);
+    animation->setEasingCurve(QEasingCurve::OutQuad);
     animation->setTargetObject(this);
-    animation->setDuration(1000);
+    animation->setDuration(800);
     _group.addAnimation(animation);
     return animation;
 }

lib/rippleoverlay.cpp

@@ -14,11 +14,15 @@ RippleOverlay::~RippleOverlay()
 {
 }
 
-void RippleOverlay::addRipple(const QPoint &position, const QColor &color, qreal radius)
+void RippleOverlay::addRipple(const QPoint &position, qreal radius)
 {
     Ripple *ripple = new Ripple(position);
     ripple->setRadiusEndValue(radius);
-    ripple->setColor(color);
+    addRipple(ripple);
+}
+
+void RippleOverlay::addRipple(Ripple *ripple)
+{
     ripples.push_back(ripple);
     connect(ripple, SIGNAL(changed()), this, SLOT(update()));
     connect(ripple, SIGNAL(finished()), this, SLOT(deleteRipple()));
@@ -31,6 +35,7 @@ void RippleOverlay::paintEvent(QPaintEvent *event)
 
     QPainter painter(this);
     painter.setRenderHint(QPainter::Antialiasing);
+    painter.setPen(Qt::NoPen);
 
     QList<Ripple *>::const_iterator i;
     for (i = ripples.begin(); i != ripples.end(); ++i)

lib/rippleoverlay.h

@@ -13,8 +13,8 @@ public:
     explicit RippleOverlay(QWidget *parent = 0);
     ~RippleOverlay();
 
-    void addRipple(const QPoint &position, const QColor &color = Qt::black,
+    void addRipple(const QPoint &position, qreal radius = 300);
-                   qreal radius = 300);
+    void addRipple(Ripple *ripple);
 
 protected:
     void paintEvent(QPaintEvent *event) Q_DECL_OVERRIDE;