From: Holger Schemel <info@artsoft.org>
Date: Sun, 13 Mar 2022 10:17:55 +0000 (+0100)
Subject: added stopping screen fading if "Escape" key event is pending
X-Git-Tag: 4.3.2.0~78
X-Git-Url: https://git.artsoft.org/?a=commitdiff_plain;h=59cc2c3d3bd985cc378f9cc6bfae6c5ebdb32e78;p=rocksndiamonds.git

added stopping screen fading if "Escape" key event is pending
---

diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c
index 4108b2b5..1614b1e2 100644
--- a/src/libgame/sdl.c
+++ b/src/libgame/sdl.c
@@ -1225,6 +1225,9 @@ void SDLFadeRectangle(int x, int y, int width, int height,
 	  draw_border_function();
 
 	UpdateScreen_WithFrameDelay(&dst_rect2);
+
+	if (PendingEscapeKeyEvent())
+	  break;
       }
     }
   }
@@ -1281,6 +1284,9 @@ void SDLFadeRectangle(int x, int y, int width, int height,
 
       // only update the region of the screen that is affected from fading
       UpdateScreen_WithFrameDelay(&dst_rect2);
+
+      if (PendingEscapeKeyEvent())
+	break;
     }
   }
   else		// fading in, fading out or cross-fading
@@ -1307,6 +1313,9 @@ void SDLFadeRectangle(int x, int y, int width, int height,
 
       // only update the region of the screen that is affected from fading
       UpdateScreen_WithFrameDelay(&dst_rect);
+
+      if (PendingEscapeKeyEvent())
+	break;
     }
   }
 
diff --git a/src/libgame/system.c b/src/libgame/system.c
index 3eb9c62d..ea8288e0 100644
--- a/src/libgame/system.c
+++ b/src/libgame/system.c
@@ -1845,6 +1845,24 @@ void PushUserEvent(int code, int value1, int value2)
   SDL_PushEvent((SDL_Event *)&event);
 }
 
+boolean PendingEscapeKeyEvent(void)
+{
+  if (PendingEvent())
+  {
+    Event event;
+
+    // check if any key press event is pending
+    if (SDL_PeepEvents(&event, 1, SDL_PEEKEVENT, SDL_KEYDOWN, SDL_KEYDOWN) != 1)
+      return FALSE;
+
+    // check if pressed key is "Escape" key
+    if (event.key.keysym.sym == KSYM_Escape)
+      return TRUE;
+  }
+
+  return FALSE;
+}
+
 
 // ============================================================================
 // joystick functions
diff --git a/src/libgame/system.h b/src/libgame/system.h
index afd737d1..123ddc9b 100644
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -2025,6 +2025,7 @@ KeyMod GetKeyModStateFromEvents(void);
 void StartTextInput(int, int, int, int);
 void StopTextInput(void);
 void PushUserEvent(int, int, int);
+boolean PendingEscapeKeyEvent(void);
 
 void InitJoysticks(void);
 boolean ReadJoystick(int, int *, int *, boolean *, boolean *);