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;

utils/themeeditor/gui/skindocument.h

@@ -75,7 +75,7 @@ public:
 
     TabType type() const{ return Skin; }
 
-    QGraphicsScene* scene()
+    RBScene* scene()
     {
         return model->render(project, device, this, &fileName);
     }

utils/themeeditor/gui/skinviewer.cpp

@@ -69,11 +69,15 @@ void SkinViewer::connectSkin(SkinDocument *skin)
         QObject::connect(ui->codeUndoButton, SIGNAL(pressed()),
                          skin, SLOT(parseCode()));
 
+        QObject::connect(skin->scene(), SIGNAL(mouseMoved(QString)),
+                         ui->coordinateLabel, SLOT(setText(QString)));
+
         doc = skin;
     }
     else
     {
         ui->viewer->setScene(0);
+        ui->coordinateLabel->setText("");
 
         doc = 0;
     }

utils/themeeditor/gui/skinviewer.ui

@@ -54,6 +54,26 @@
        </property>
       </widget>
      </item>
+     <item>
+      <spacer name="horizontalSpacer_2">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QLabel" name="coordinateLabel">
+       <property name="text">
+        <string/>
+       </property>
+      </widget>
+     </item>
      <item>
       <spacer name="horizontalSpacer">
        <property name="orientation">

utils/themeeditor/models/parsetreemodel.cpp

@@ -44,7 +44,7 @@ ParseTreeModel::ParseTreeModel(const char* document, QObject* parent):
     else
         this->root = 0;
 
-    scene = new QGraphicsScene();
+    scene = new RBScene();
 }
 
 
@@ -272,7 +272,7 @@ bool ParseTreeModel::setData(const QModelIndex &index, const QVariant &value,
     return true;
 }
 
-QGraphicsScene* ParseTreeModel::render(ProjectModel* project,
+RBScene* ParseTreeModel::render(ProjectModel* project,
                                        DeviceState* device,
                                        SkinDocument* doc, const QString* file)
 {

utils/themeeditor/models/parsetreemodel.h

@@ -29,10 +29,10 @@
 
 #include <QAbstractItemModel>
 #include <QList>
-#include <QGraphicsScene>
 
 #include "parsetreenode.h"
 #include "devicestate.h"
+#include "rbscene.h"
 
 class ParseTreeModel : public QAbstractItemModel
 {
@@ -64,8 +64,8 @@ public:
     Qt::ItemFlags flags(const QModelIndex &index) const;
     bool setData(const QModelIndex &index, const QVariant &value, int role);
 
-    QGraphicsScene* render(ProjectModel* project, DeviceState* device,
+    RBScene* render(ProjectModel* project, DeviceState* device,
-                           SkinDocument* doc, const QString* file = 0);
+                    SkinDocument* doc, const QString* file = 0);
 
     static QString safeSetting(ProjectModel* project, QString key,
                                QString fallback)
@@ -85,7 +85,7 @@ private:
     ParseTreeNode* root;
     ParseTreeModel* sbsModel;
     struct skin_element* tree;
-    QGraphicsScene* scene;
+    RBScene* scene;
 };
 
 

utils/themeeditor/themeeditor.pro

@@ -107,7 +107,8 @@ HEADERS += models/parsetreemodel.h \
     gui/projectexporter.h \
     gui/targetdownloader.h \
     gui/syntaxcompleter.h \
-    graphics/rbmovable.h
+    graphics/rbmovable.h \
+    graphics/rbscene.h
 SOURCES += main.cpp \
     models/parsetreemodel.cpp \
     models/parsetreenode.cpp \
@@ -149,7 +150,8 @@ SOURCES += main.cpp \
     gui/projectexporter.cpp \
     gui/targetdownloader.cpp \
     gui/syntaxcompleter.cpp \
-    graphics/rbmovable.cpp
+    graphics/rbmovable.cpp \
+    graphics/rbscene.cpp
 OTHER_FILES += README \
     resources/windowicon.png \
     resources/appicon.xcf \