added option to draw pressed virtual buttons highlighted

[rocksndiamonds.git] / src / libgame / sdl.c

diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c
index 8ac2fc3af6e298f3eb3ba20fb8155c4607d64205..47ad26237b32ab1186c6a059152f038c69655b96 100644 (file)
--- a/src/libgame/sdl.c
+++ b/src/libgame/sdl.c
@@ -3060,10 +3060,12 @@ static void DrawTouchInputOverlay_ShowGridButtons(int alpha)
     for (y = 0; y < grid_ysize; y++)
     {
       int grid_button = overlay.grid_button[x][y];
+      int grid_button_action = GET_ACTION_FROM_GRID_BUTTON(grid_button);
       int alpha_draw = alpha;
       int outline_border = MV_NONE;
       int border_size = 2;
       boolean draw_outlined = setup.touch.draw_outlined;
+      boolean draw_pressed = setup.touch.draw_pressed;
 
       if (grid_button == CHAR_GRID_BUTTON_NONE)
        continue;
@@ -3071,6 +3073,14 @@ static void DrawTouchInputOverlay_ShowGridButtons(int alpha)
       if (grid_button == overlay.grid_button_highlight)
        alpha_draw = alpha_highlight;
 
+      if (draw_pressed && overlay.grid_button_action & grid_button_action)
+      {
+       if (draw_outlined)
+         draw_outlined = FALSE;
+       else
+         alpha_draw = MIN((float)alpha_draw * 1.5, SDL_ALPHA_OPAQUE);
+      }
+
       SDL_SetRenderDrawColor(sdl_renderer, 255, 255, 255, alpha_draw);
 
       rect.x = (x + 0) * video.screen_width  / grid_xsize;