X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fsystem.h;h=88df586da83d553995800bd2767552197b33418e;hb=22c1545e660b56b81728829aec43de128934ae04;hp=480ef0d426820e4719effd45d914d909fa171c49;hpb=164e6c72eba4eac8002bd6b334579e78e5010d0f;p=rocksndiamonds.git

diff --git a/src/libgame/system.h b/src/libgame/system.h
index 480ef0d4..88df586d 100644
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -96,7 +96,10 @@
 
 #define TOUCH_MOVE_DISTANCE_DEFAULT	2
 #define TOUCH_DROP_DISTANCE_DEFAULT	5
+#define TOUCH_TRANSPARENCY_DEFAULT	50
 
+#define ALPHA_FROM_TRANSPARENCY(x)	((100 - x) * SDL_ALPHA_OPAQUE / 100)
+#define ALPHA_FADING_STEPSIZE(x)	((x) / 25)
 
 /* values for special settings for mobile devices */
 #if defined(PLATFORM_ANDROID)
@@ -456,10 +459,10 @@
 #define MIN_GRID_YSIZE			3
 #define MAX_GRID_XSIZE			32
 #define MAX_GRID_YSIZE			32
-#define GRID_REAL_WIDTH			MAX(video.screen_width,	\
-					    video.screen_height)
-#define GRID_REAL_HEIGHT		MIN(video.screen_width,	\
-					    video.screen_height)
+#define GRID_REAL_WIDTH			MAX(1, MAX(video.screen_width,	\
+						   video.screen_height))
+#define GRID_REAL_HEIGHT		MAX(1, MIN(video.screen_width,	\
+						   video.screen_height))
 #define DEFAULT_GRID_XSIZE_0		18
 #define DEFAULT_GRID_YSIZE_0		MIN(MAX(MIN_GRID_YSIZE,		\
 						DEFAULT_GRID_XSIZE_0 *	\
@@ -1017,12 +1020,9 @@ struct OverlayInfo
 
   boolean show_grid;
 
-  int grid_xsize_all[2];
-  int grid_ysize_all[2];
   int grid_xsize;
   int grid_ysize;
 
-  char grid_button_all[2][MAX_GRID_XSIZE][MAX_GRID_YSIZE];
   char grid_button[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
   char grid_button_highlight;
 };
@@ -1053,6 +1053,15 @@ struct SetupTouchInfo
   char *control_type;
   int move_distance;
   int drop_distance;
+
+  int grid_xsize[2];
+  int grid_ysize[2];
+
+  char grid_button[2][MAX_GRID_XSIZE][MAX_GRID_YSIZE];
+
+  int transparency;		/* in percent (0 == opaque, 100 == invisible) */
+
+  boolean grid_initialized;
 };
 
 struct SetupInputInfo