1 files changed, 79 insertions, 0 deletions
diff --git a/src/gui/editors/segment/segmentcanvas/AudioPreviewPainter.h b/src/gui/editors/segment/segmentcanvas/AudioPreviewPainter.h
new file mode 100644
index 0000000..b3c1cac
--- /dev/null
+++ b/src/gui/editors/segment/segmentcanvas/AudioPreviewPainter.h
@@ -0,0 +1,79 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef _RG_AUDIOPREVIEWPAINTER_H_
+#define _RG_AUDIOPREVIEWPAINTER_H_
+
+#include "CompositionModel.h"
+
+#include <qpainter.h>
+#include <qcolor.h>
+
+namespace Rosegarden {
+
+class CompositionModelImpl;
+class Composition;
+class Segment;
+class CompositionRect;
+
+class AudioPreviewPainter {
+public:
+    AudioPreviewPainter(CompositionModelImpl& model,
+			CompositionModel::AudioPreviewData* apData,
+			const Composition &composition,
+			const Segment* segment);
+
+    void paintPreviewImage();
+    PixmapArray getPreviewImage();
+    const CompositionRect& getSegmentRect() { return m_rect; }
+
+    static int tileWidth();
+
+protected:
+    void finalizeCurrentSlice();
+
+    //--------------- Data members ---------------------------------
+    CompositionModelImpl& m_model;
+    CompositionModel::AudioPreviewData* m_apData;
+    const Composition &m_composition;
+    const Segment* m_segment;
+    CompositionRect m_rect;
+
+    QImage m_image;
+    PixmapArray m_previewPixmaps;
+
+    QPainter m_p;
+    QPainter m_pb;
+    QColor m_defaultCol;
+    int m_penWidth;
+    int m_height;
+    int m_halfRectHeight;
+    int m_sliceNb;
+
+};
+
+}
+
+#endif
+