From 61049f2944048448f04b908107c4242a8dca0099 Mon Sep 17 00:00:00 2001
From: laserpants <johannes@isomorphic.co>
Date: Thu, 28 Apr 2016 00:01:27 +0300
Subject: [PATCH] add drop shadow to menu

---
 components/iconmenu.cpp | 16 ++++++++++++----
 components/menu.cpp     |  8 +++++++-
 2 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/components/iconmenu.cpp b/components/iconmenu.cpp
index cff3181..c5cbaff 100644
--- a/components/iconmenu.cpp
+++ b/components/iconmenu.cpp
@@ -32,15 +32,21 @@ IconMenu::IconMenu(const QIcon &icon, QWidget *parent)
 
     _animation->setPropertyName("progress");
     _animation->setTargetObject(this);
-    _animation->setDuration(200);
+    _animation->setDuration(270);
     _animation->setStartValue(1);
     _animation->setEndValue(0);
 
-    _animation->setEasingCurve(QEasingCurve::InOutCubic);
+    _animation->setEasingCurve(QEasingCurve::OutCubic);
 
     _menu->hide();
     _menu->setGraphicsEffect(_effect);
 
+    QGraphicsDropShadowEffect *effect = new QGraphicsDropShadowEffect;
+    effect->setBlurRadius(9);
+    effect->setOffset(QPoint(0, 0));
+    effect->setColor(QColor(0, 0, 0, 200));
+    _menuOverlay->setGraphicsEffect(effect);
+
     _menuOverlay->installEventFilter(this);
 
     connect(this, SIGNAL(clicked(bool)), this, SLOT(toggleMenu()));
@@ -62,7 +68,7 @@ void IconMenu::setProgress(qreal progress)
         return;
     _progress = progress;
 
-    _effect->setScale(0.5*(1 + progress), progress);
+    _effect->setScale(progress, progress);
 
     emit progressChanged(progress);
     update();
@@ -118,5 +124,7 @@ bool IconMenu::event(QEvent *event)
 
 void IconMenu::updateOverlayGeometry()
 {
-    _menu->setGeometry(QRect(_menuPos, _menu->layout()->sizeHint()));
+    const QSize size = iconSize();
+    const QPoint pos = _menuPos + QPoint(size.width()/2, size.height()/2);
+    _menu->setGeometry(QRect(pos, _menu->layout()->sizeHint()));
 }
diff --git a/components/menu.cpp b/components/menu.cpp
index e08d5d5..3e4c5bc 100644
--- a/components/menu.cpp
+++ b/components/menu.cpp
@@ -1,6 +1,7 @@
 #include <QWidget>
 #include <QVBoxLayout>
 #include <QPainter>
+#include <QGraphicsDropShadowEffect>
 #include "menu.h"
 
 MenuItem::MenuItem(QWidget *parent)
@@ -34,6 +35,12 @@ Menu::Menu(QWidget *parent)
     QSizePolicy policy;
     policy.setVerticalPolicy(QSizePolicy::Maximum);
     setSizePolicy(policy);
+
+    QGraphicsDropShadowEffect *effect = new QGraphicsDropShadowEffect;
+    effect->setBlurRadius(9);
+    effect->setOffset(QPoint(0, 0));
+    effect->setColor(QColor(0, 0, 0, 200));
+    setGraphicsEffect(effect);
 }
 
 Menu::~Menu()
@@ -56,7 +63,6 @@ void Menu::paintEvent(QPaintEvent *event)
     QPainter painter(this);
 
     painter.fillRect(rect(), Qt::white);
-    painter.drawRect(rect().adjusted(0, 0, -1, -1));
 
     QWidget::paintEvent(event);
 }