1 files changed, 155 insertions, 0 deletions

diff --git a/apps/gui/backdrop.c b/apps/gui/backdrop.c
new file mode 100644
index 0000000000..0d023602be
--- /dev/null
+++ b/apps/gui/backdrop.c
@@ -0,0 +1,155 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 Dave Chapman
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <stdio.h>
+#include "config.h"
+#include "lcd.h"
+#ifdef HAVE_REMOTE_LCD
+#include "lcd-remote.h"
+#endif
+#include "backdrop.h"
+
+#if LCD_DEPTH >= 8
+static fb_data main_backdrop[LCD_HEIGHT][LCD_WIDTH]  __attribute__ ((aligned (16)));
+static fb_data wps_backdrop[LCD_HEIGHT][LCD_WIDTH]  __attribute__ ((aligned (16)));
+#elif LCD_DEPTH == 2
+static fb_data main_backdrop[LCD_FBHEIGHT][LCD_FBWIDTH];
+static fb_data wps_backdrop[LCD_FBHEIGHT][LCD_FBWIDTH];
+#endif
+
+#if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
+static fb_remote_data remote_wps_backdrop[LCD_REMOTE_FBHEIGHT][LCD_REMOTE_FBWIDTH];
+static bool remote_wps_backdrop_valid = false;
+#endif
+
+static bool main_backdrop_valid = false;
+static bool wps_backdrop_valid = false;
+
+/* load a backdrop into a buffer */
+static bool load_backdrop(char* filename, fb_data* backdrop_buffer)
+{
+    struct bitmap bm;
+    int ret;
+
+    /* load the image */
+    bm.data=(char*)backdrop_buffer;
+    ret = read_bmp_file(filename, &bm, sizeof(main_backdrop),
+                        FORMAT_NATIVE | FORMAT_DITHER);
+
+    if ((ret > 0) && (bm.width == LCD_WIDTH) && (bm.height == LCD_HEIGHT))
+    {
+        return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+bool load_main_backdrop(char* filename)
+{
+    main_backdrop_valid = load_backdrop(filename, &main_backdrop[0][0]);
+    return main_backdrop_valid;
+}
+
+bool load_wps_backdrop(char* filename)
+{
+    wps_backdrop_valid = load_backdrop(filename, &wps_backdrop[0][0]);
+    return wps_backdrop_valid;
+}
+
+void unload_main_backdrop(void)
+{
+    main_backdrop_valid = false;
+}
+
+void unload_wps_backdrop(void)
+{
+    wps_backdrop_valid = false;
+}
+
+void show_main_backdrop(void)
+{
+    lcd_set_backdrop(main_backdrop_valid ? &main_backdrop[0][0] : NULL);
+}
+
+void show_wps_backdrop(void)
+{
+    /* if no wps backdrop, fall back to main backdrop */
+    if(wps_backdrop_valid)
+    {
+        lcd_set_backdrop(&wps_backdrop[0][0]);
+    }
+    else
+    {
+        show_main_backdrop();
+    }
+}
+
+#if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
+
+static bool load_remote_backdrop(char* filename, fb_remote_data* backdrop_buffer)
+{
+    struct bitmap bm;
+    int ret;
+
+    /* load the image */
+    bm.data=(char*)backdrop_buffer;
+    ret = read_bmp_file(filename, &bm, sizeof(main_backdrop),
+                        FORMAT_NATIVE | FORMAT_DITHER | FORMAT_REMOTE);
+
+    if ((ret > 0) && (bm.width == LCD_REMOTE_WIDTH) && (bm.height == LCD_REMOTE_HEIGHT))
+    {
+        return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+bool load_remote_wps_backdrop(char* filename)
+{
+    remote_wps_backdrop_valid = load_remote_backdrop(filename, &remote_wps_backdrop[0][0]);
+    return remote_wps_backdrop_valid;
+}
+
+void unload_remote_wps_backdrop(void)
+{
+    remote_wps_backdrop_valid = false;
+}
+
+void show_remote_wps_backdrop(void)
+{
+    /* if no wps backdrop, fall back to main backdrop */
+    if(remote_wps_backdrop_valid)
+    {
+        lcd_remote_set_backdrop(&remote_wps_backdrop[0][0]);
+    }
+    else
+    {
+        show_remote_main_backdrop();
+    }
+}
+
+void show_remote_main_backdrop(void)
+{
+    lcd_remote_set_backdrop(NULL);
+}
+#endif