From a348a4529d89695bcd10a7063527373698a7c4e5 Mon Sep 17 00:00:00 2001
From: David Sansome <davidsansome@gmail.com>
Date: Sun, 19 Dec 2010 14:06:51 +0000
Subject: [PATCH] Make the pretty OSD snap to the center of the screen while
 dragging.  Thanks brunciter.

---
 src/widgets/osdpretty.cpp | 9 +++++++++
 src/widgets/osdpretty.h   | 2 ++
 2 files changed, 11 insertions(+)

diff --git a/src/widgets/osdpretty.cpp b/src/widgets/osdpretty.cpp
index 90cdccfee..69f3dee09 100644
--- a/src/widgets/osdpretty.cpp
+++ b/src/widgets/osdpretty.cpp
@@ -46,6 +46,8 @@ const int OSDPretty::kDropShadowSize = 13;
 const int OSDPretty::kBorderRadius = 10;
 const int OSDPretty::kMaxIconSize = 100;
 
+const int OSDPretty::kSnapProximity = 20;
+
 const QRgb OSDPretty::kPresetBlue = qRgb(102, 150, 227);
 const QRgb OSDPretty::kPresetOrange = qRgb(254, 156, 67);
 
@@ -337,6 +339,13 @@ void OSDPretty::mouseMoveEvent(QMouseEvent* e) {
     new_pos.setX(qBound(geometry.left(), new_pos.x(), geometry.right() - width()));
     new_pos.setY(qBound(geometry.top(), new_pos.y(), geometry.bottom() - height()));
 
+    // Snap to center
+    int snap_x = geometry.center().x() - width() / 2;
+    qDebug() << snap_x << new_pos.x();
+    if (new_pos.x() > snap_x - kSnapProximity && new_pos.x() < snap_x + kSnapProximity) {
+      new_pos.setX(snap_x);
+    }
+
     move(new_pos);
 
     popup_display_ = current_display();
diff --git a/src/widgets/osdpretty.h b/src/widgets/osdpretty.h
index f3b9cccb0..fa734b526 100644
--- a/src/widgets/osdpretty.h
+++ b/src/widgets/osdpretty.h
@@ -42,6 +42,8 @@ class OSDPretty : public QWidget {
   static const int kBorderRadius;
   static const int kMaxIconSize;
 
+  static const int kSnapProximity;
+
   static const QRgb kPresetBlue;
   static const QRgb kPresetOrange;