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+/*
+ (c) Copyright 2000-2002 convergence integrated media GmbH.
+ All rights reserved.
+
+ Written by Denis Oliver Kropp <dok@convergence.de>,
+ Andreas Hundt <andi@convergence.de> and
+ Sven Neumann <sven@convergence.de>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <iostream>
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <++dfb.h>
+
+#include "dfbapp.h"
+#include "dfbimage.h"
+
+class DFBShow : public DFBApp {
+public:
+ DFBShow() {
+ }
+
+ virtual ~DFBShow() {
+ }
+
+private:
+ /* called after initialization */
+ virtual bool Setup( int width, int height ) {
+ m_image.LoadImage( m_filename );
+
+ return true;
+ }
+
+ /* render callback */
+ virtual void Render( IDirectFBSurface &surface ) {
+ int x = ((int) surface.GetWidth() - (int) m_image.GetWidth()) / 2;
+ int y = ((int) surface.GetHeight() - (int) m_image.GetHeight()) / 2;
+
+ surface.Clear();
+
+ m_image.PrepareTarget( surface );
+
+ surface.Blit( m_image, NULL, x, y );
+ }
+
+ bool ParseArgs( int argc, char *argv[] ) {
+ /* Parse the command line. */
+ if (argc != 2 || !argv[1] || !argv[1][0]) {
+ std::cerr << std::endl;
+ std::cerr << "Usage: " << argv[0] << " <filename>" << std::endl;
+ std::cerr << std::endl;
+ return false;
+ }
+
+ /* Create the main interface. */
+ m_filename = argv[1];
+
+ return true;
+ }
+
+private:
+ std::string m_filename;
+ DFBImage m_image;
+};
+
+int
+main( int argc, char *argv[] )
+{
+ DFBShow app;
+
+ try {
+ /* Initialize DirectFB command line parsing. */
+ DirectFB::Init( &argc, &argv );
+
+ /* Parse remaining arguments and run. */
+ if (app.Init( argc, argv ))
+ app.Run();
+ }
+ catch (DFBException *ex) {
+ /*
+ * Exception has been caught, destructor of 'app' will deinitialize
+ * anything at return time (below) that got initialized until now.
+ */
+ std::cerr << std::endl;
+ std::cerr << "Caught exception!" << std::endl;
+ std::cerr << " -- " << ex << std::endl;
+ }
+
+ return 0;
+}
+