Refactor SDL sim source so drawing routines are written once. Split bitmap, remote, and charcell LCD in to their own files. Add zoom support, use --zoom factor (e.g. --zoom 2 for two times zoom) to use it.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8645 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 57 insertions, 0 deletions

diff --git a/uisimulator/sdl/lcd-remote.c b/uisimulator/sdl/lcd-remote.c
new file mode 100644
index 0000000000..4d592e67f5
--- /dev/null
+++ b/uisimulator/sdl/lcd-remote.c
@@ -0,0 +1,57 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2006 Dan Everton
+ *
+ * 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 "uisdl.h"
+#include "lcd-sdl.h"
+#include "lcd-remote.h"
+
+SDL_Surface *remote_surface;
+
+SDL_Color remote_color_zero = {UI_REMOTE_BGCOLORLIGHT, 0};
+SDL_Color remote_color_max  = {0, 0, 0, 0};
+
+extern unsigned char lcd_remote_framebuffer[LCD_REMOTE_HEIGHT/8][LCD_REMOTE_WIDTH];
+
+static inline Uint32 get_lcd_remote_pixel(int x, int y) {
+    return ((lcd_remote_framebuffer[y/8][x] >> (y & 7)) & 1);
+}
+
+void lcd_remote_update (void)
+{
+    lcd_remote_update_rect(0, 0, LCD_REMOTE_WIDTH, LCD_REMOTE_HEIGHT);
+}
+
+void lcd_remote_update_rect(int x_start, int y_start, int width, int height)
+{
+    sdl_update_rect(remote_surface, x_start, y_start, width, height,
+        LCD_REMOTE_WIDTH, LCD_REMOTE_HEIGHT, background ? UI_REMOTE_POSX : 0,
+        (background? UI_REMOTE_POSY : 0) + UI_LCD_HEIGHT, get_lcd_remote_pixel);
+}
+
+/* initialise simulator lcd remote driver */
+void sim_lcd_remote_init(void)
+{
+    remote_surface = SDL_CreateRGBSurface(SDL_SWSURFACE,
+        LCD_REMOTE_WIDTH * display_zoom, LCD_REMOTE_HEIGHT * display_zoom,
+        8, 0, 0, 0, 0);
+
+    sdl_set_gradient(remote_surface, &remote_color_zero, &remote_color_max,
+        (1<<LCD_REMOTE_DEPTH));
+}
+