Theme Editor: Added coordinate display when moving mouse around preview window

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27738 a1c6a512-1295-4272-9138-f99709370657

utils/themeeditor/graphics/rbscene.cpp

@@ -0,0 +1,36 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <QGraphicsSceneMouseEvent>
+
+#include <QDebug>
+
+#include "rbscene.h"
+
+RBScene::RBScene(QObject* parent)
+    : QGraphicsScene(parent)
+{
+}
+
+RBScene::~RBScene()
+{
+}
+

utils/themeeditor/graphics/rbscene.h

@@ -0,0 +1,41 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef RBSCENE_H
+#define RBSCENE_H
+
+#include <QGraphicsScene>
+
+class RBScene : public QGraphicsScene
+{
+    Q_OBJECT
+
+public:
+    RBScene(QObject* parent = 0);
+    ~RBScene();
+
+    void moveMouse(QString position){ emit mouseMoved(position); }
+
+signals:
+    void mouseMoved(QString position);
+};
+
+#endif // RBSCENE_H

utils/themeeditor/graphics/rbscreen.cpp

@@ -19,12 +19,15 @@
  *
  ****************************************************************************/
 
+#include "rbscene.h"
 #include "rbscreen.h"
 #include "rbviewport.h"
 #include "devicestate.h"
 
 #include <QPainter>
 #include <QFile>
+#include <QGraphicsSceneHoverEvent>
+#include <QGraphicsSceneMouseEvent>
 
 RBScreen::RBScreen(const RBRenderInfo& info, bool remote,
                    QGraphicsItem *parent)
@@ -32,6 +35,8 @@ RBScreen::RBScreen(const RBRenderInfo& info, bool remote,
                        albumArt(0), customUI(0)
 {
 
+    setAcceptHoverEvents(true);
+
     if(remote)
     {
         fullWidth = info.device()->data("remotewidth").toInt();
@@ -265,3 +270,13 @@ QColor RBScreen::stringToColor(QString str, QColor fallback)
     return retval;
 
 }
+
+void RBScreen::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
+{
+    RBScene* s = dynamic_cast<RBScene*>(scene());
+    QPoint p = event->scenePos().toPoint();
+    s->moveMouse("(" + QString::number(p.x()) + ", "
+                 + QString::number(p.y()) + ")");
+
+    QGraphicsItem::hoverMoveEvent(event);
+}

utils/themeeditor/graphics/rbscreen.h

@@ -88,6 +88,9 @@ public:
 
     void breakSBS();
 
+protected:
+    void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+
 private:
     int width;
     int height;