Add bouncing logo demo.

[bertos.git] / app / demo / demo.c

diff --git a/app/demo/demo.c b/app/demo/demo.c
index 1e7ad2c43a6324678ea2194a33220ab5bcb35386..e40eea0e02490bccd273d16c99402fea801ed0cd 100755 (executable)
--- a/app/demo/demo.c
+++ b/app/demo/demo.c
@@ -14,6 +14,9 @@
 
 /*#*
  *#* $Log$
+ *#* Revision 1.2  2006/03/27 04:49:50  bernie
+ *#* Add bouncing logo demo.
+ *#*
  *#* Revision 1.1  2006/03/22 09:52:13  bernie
  *#* Add demo application.
  *#*
@@ -32,7 +35,7 @@
 #include <gfx/win.h>
 #include <gfx/text.h>
 #include <gfx/font.h>
-#include <icons/artwork.h>
+#include <icons/logo.h>
 #include <mware/menu.h>
 #include <cfg/macros.h>
 
@@ -108,15 +111,8 @@ void schedule(void)
        usleep(10000);
 }
 
-int main(int argc, char *argv[])
+void hello_world(void)
 {
-       emul_init(&argc, argv);
-       timer_init();
-       buz_init();
-       kbd_init();
-       lcd_init();
-       proc_init();
-
        gfx_bitmapClear(&lcd_bitmap);
        extern const Font font_10x20;
        extern const Font font_helvB10;
@@ -133,11 +129,58 @@ int main(int argc, char *argv[])
                lcd_blit_bitmap(&lcd_bitmap);
                emul_idle();
        }
-       gfx_blitRaster(&lcd_bitmap, 0, 0, customer_pw_logo, 122, 32, 4);
-       lcd_blit_bitmap(&lcd_bitmap);
-       emul_idle();
-       sleep(1);
-       //timer_delay(1000);
+}
+
+/**
+ * Show the splash screen
+ */
+void bouncing_logo(void)
+{
+       const long SPEED_SCALE = 1000;
+       const long GRAVITY_ACCEL = 10;
+       const long BOUNCE_ELASTICITY = 2;
+       long h = (long)(-project_grl_logo.height) * SPEED_SCALE;
+       long speed = 1000;
+
+       /* Repeat until logo stands still on the bottom edge */
+       while (!((speed == 0) && (h == 0)))
+       {
+               /* Move */
+               h += speed;
+
+               /* Gravity acceleration */
+               speed += GRAVITY_ACCEL;
+
+               if (h > 0 && speed > 0)
+               {
+                       /* Bounce */
+                       speed = - (speed / BOUNCE_ELASTICITY);
+
+               }
+
+               /* Update graphics */
+               gfx_bitmapClear(&lcd_bitmap);
+               gfx_blitImage(&lcd_bitmap,
+                       (lcd_bitmap.width - project_grl_logo.width) / 2,
+                       h / SPEED_SCALE,
+                       &project_grl_logo);
+               lcd_blit_bitmap(&lcd_bitmap);
+
+               timer_delay(10);
+       }
+}
+
+int main(int argc, char *argv[])
+{
+       emul_init(&argc, argv);
+       timer_init();
+       buz_init();
+       kbd_init();
+       lcd_init();
+       proc_init();
+
+       hello_world();
+       bouncing_logo();
 
        const coord_t small_left = 45, small_top = 30, small_width = 50, small_height = 30;
        const coord_t large_left = -10, large_top = 10, large_width = 85, large_height = 41;