Theme Editor: Added album art display

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27199 a1c6a512-1295-4272-9138-f99709370657

4 files changed, 161 insertions, 3 deletions

diff --git a/utils/themeeditor/graphics/rbalbumart.cpp b/utils/themeeditor/graphics/rbalbumart.cpp
new file mode 100644
index 0000000..bd3a879
--- /dev/null
+++ b/utils/themeeditor/graphics/rbalbumart.cpp
@@ -0,0 +1,95 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   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 "rbalbumart.h"
+
+#include <QPainter>
+#include <QDebug>
+
+RBAlbumArt::RBAlbumArt(QGraphicsItem *parent, int x, int y, int maxWidth,
+                       int maxHeight, int artWidth, int artHeight, char hAlign,
+                       char vAlign)
+                           : QGraphicsItem(parent), size(x, y, maxWidth,
+                                                         maxHeight),
+                           artWidth(artWidth), artHeight(artHeight),
+                           hAlign(hAlign), vAlign(vAlign),
+                           texture(":/render/albumart.png")
+{
+    hide();
+}
+
+QRectF RBAlbumArt::boundingRect() const
+{
+    return size;
+}
+
+void RBAlbumArt::paint(QPainter *painter,
+                       const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    QRectF drawArea;
+
+    /* Making sure the alignment flags are sane */
+    if(hAlign != 'c' && hAlign != 'l' && hAlign != 'r')
+        hAlign = 'c';
+    if(vAlign != 'c' && vAlign != 't' && vAlign != 'b')
+        vAlign = 'c';
+
+    if(artWidth <= size.width() && artHeight <= size.height())
+    {
+        /* If the art is smaller than the viewport, just center it up */
+        drawArea.setX((size.width() - artWidth) / 2);
+        drawArea.setY((size.height() - artHeight) / 2);
+        drawArea.setWidth(artWidth);
+        drawArea.setHeight(artHeight);
+    }
+    else
+    {
+        /* Otherwise, figure out our scale factor, and which dimension needs
+         * to be scaled, and how to align said dimension
+         */
+        double xScale = size.width() / artWidth;
+        double yScale = size.height() / artHeight;
+        double scale = xScale < yScale ? xScale : yScale;
+
+        double scaleWidth = artWidth * scale;
+        double scaleHeight = artHeight * scale;
+
+        if(hAlign == 'l')
+            drawArea.setX(0);
+        else if(hAlign == 'c')
+            drawArea.setX((size.width() - scaleWidth) / 2 );
+        else
+            drawArea.setX(size.width() - scaleWidth);
+
+        if(vAlign == 't')
+            drawArea.setY(0);
+        else if(vAlign == 'c')
+            drawArea.setY((size.height() - scaleHeight) / 2);
+        else
+            drawArea.setY(size.height() - scaleHeight);
+
+        drawArea.setWidth(scaleWidth);
+        drawArea.setHeight(scaleHeight);
+
+    }
+
+    painter->fillRect(drawArea, texture);
+}
diff --git a/utils/themeeditor/graphics/rbalbumart.h b/utils/themeeditor/graphics/rbalbumart.h
new file mode 100644
index 0000000..381b715
--- /dev/null
+++ b/utils/themeeditor/graphics/rbalbumart.h
@@ -0,0 +1,47 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   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 RBALBUMART_H
+#define RBALBUMART_H
+
+#include <QGraphicsItem>
+
+class RBAlbumArt : public QGraphicsItem
+{
+public:
+    RBAlbumArt(QGraphicsItem* parent, int x, int y, int maxWidth, int maxHeight,
+               int artWidth, int artHeight, char hAlign = 'c',
+               char vAlign = 'c');
+
+    QRectF boundingRect() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+               QWidget *widget);
+
+private:
+    QRectF size;
+    int artWidth;
+    int artHeight;
+    char hAlign;
+    char vAlign;
+    QPixmap texture;
+};
+
+#endif // RBALBUMART_H
diff --git a/utils/themeeditor/graphics/rbscreen.cpp b/utils/themeeditor/graphics/rbscreen.cpp
index f82c60c..924a374 100644
--- a/utils/themeeditor/graphics/rbscreen.cpp
+++ b/utils/themeeditor/graphics/rbscreen.cpp
@@ -28,7 +28,8 @@
 
 RBScreen::RBScreen(const RBRenderInfo& info, bool remote,
                    QGraphicsItem *parent)
-                       :QGraphicsItem(parent), backdrop(0), project(project)
+                       :QGraphicsItem(parent), backdrop(0), project(project),
+                       albumArt(0)
 {
 
     if(remote)
@@ -80,6 +81,9 @@ RBScreen::~RBScreen()
     if(backdrop)
         delete backdrop;
 
+    if(albumArt)
+        delete albumArt;
+
     QMap<int, RBFont*>::iterator i;
     for(i = fonts.begin(); i != fonts.end(); i++)
         delete (*i);
diff --git a/utils/themeeditor/graphics/rbscreen.h b/utils/themeeditor/graphics/rbscreen.h
index 7b8b830..358a49e 100644
--- a/utils/themeeditor/graphics/rbscreen.h
+++ b/utils/themeeditor/graphics/rbscreen.h
@@ -28,8 +28,8 @@
 #include "rbrenderinfo.h"
 #include "rbimage.h"
 #include "rbfont.h"
-
-class RBViewport;
+#include "rbalbumart.h"
+#include "rbviewport.h"
 
 class RBScreen : public QGraphicsItem
 {
@@ -73,6 +73,16 @@ public:
     QColor foreground(){ return fgColor; }
     QColor background(){ return bgColor; }
 
+    void setAlbumArt(RBAlbumArt* art){ albumArt = art; }
+    void showAlbumArt(RBViewport* view)
+    {
+        if(albumArt)
+        {
+            albumArt->setParentItem(view);
+            albumArt->show();
+        }
+    }
+
 
 private:
     int width;
@@ -90,6 +100,8 @@ private:
     QMap<int, RBFont*> fonts;
     QList<QString> displayedViewports;
 
+    RBAlbumArt* albumArt;
+
 };
 
 #endif // RBSCREEN_H