Theme Editor: Added album art display

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

1 files changed, 95 insertions, 0 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);
+}