Test case for bug #240
authorSam Lantinga <slouken@libsdl.org>
Tue, 20 Jun 2006 04:04:25 +0000
changeset 1862 fe99535ac064
parent 1861 b42823412c3b
child 1863 0e44c6f90b95
Test case for bug #240
test/testcursor.c
--- a/test/testcursor.c	Tue Jun 20 03:52:41 2006 +0000
+++ b/test/testcursor.c	Tue Jun 20 04:04:25 2006 +0000
@@ -55,12 +55,92 @@
 	0xff00
 };
 
+
+/* XPM */
+static const char *arrow[] = {
+  /* width height num_colors chars_per_pixel */
+  "    32    32        3            1",
+  /* colors */
+  "X c #000000",
+  ". c #ffffff",
+  "  c None",
+  /* pixels */
+  "X                               ",
+  "XX                              ",
+  "X.X                             ",
+  "X..X                            ",
+  "X...X                           ",
+  "X....X                          ",
+  "X.....X                         ",
+  "X......X                        ",
+  "X.......X                       ",
+  "X........X                      ",
+  "X.....XXXXX                     ",
+  "X..X..X                         ",
+  "X.X X..X                        ",
+  "XX  X..X                        ",
+  "X    X..X                       ",
+  "     X..X                       ",
+  "      X..X                      ",
+  "      X..X                      ",
+  "       XX                       ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "                                ",
+  "0,0"
+};
+
+static SDL_Cursor *create_arrow_cursor()
+{
+  int i, row, col;
+  Uint8 data[4*32];
+  Uint8 mask[4*32];
+  int hot_x, hot_y;
+
+  i = -1;
+  for ( row=0; row<32; ++row ) {
+    for ( col=0; col<32; ++col ) {
+      if ( col % 8 ) {
+        data[i] <<= 1;
+        mask[i] <<= 1;
+      } else {
+        ++i;
+        data[i] = mask[i] = 0;
+      }
+      switch (arrow[4+row][col]) {
+        case 'X':
+          data[i] |= 0x01;
+          mask[i] |= 0x01;
+          break;
+        case '.':
+          mask[i] |= 0x01;
+          break;
+        case ' ':
+          break;
+      }
+    }
+  }
+  sscanf(arrow[4+row], "%d,%d", &hot_x, &hot_y);
+  return SDL_CreateCursor(data, mask, 32, 32, hot_x, hot_y);
+}
+
+
 int main(int argc, char *argv[])
 {
 	SDL_Surface *screen;
 	SDL_bool quit = SDL_FALSE, first_time = SDL_TRUE;
-	SDL_Cursor *cursor;
-	SDL_Rect update_area;
+	SDL_Cursor *cursor[2];
+	int current;
 
 	/* Load the SDL library */
 	if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) {
@@ -74,25 +154,34 @@
 		return(1);
 	}
 
-	update_area.x = update_area.y = 0;
-	update_area.w = screen->w;
-	update_area.h = screen->h;
-
 	SDL_FillRect(screen, NULL, 0x664422);
 
-	cursor = SDL_CreateCursor((Uint8 *)cursor_data, (Uint8 *)cursor_mask,
+	cursor[0] = SDL_CreateCursor((Uint8 *)cursor_data, (Uint8 *)cursor_mask,
 		16, 16, 8, 8);
-	if (cursor==NULL) {
-		fprintf(stderr, "Couldn't initialize cursor: %s\n",SDL_GetError());
+	if (cursor[0]==NULL) {
+		fprintf(stderr, "Couldn't initialize test cursor: %s\n",SDL_GetError());
+		SDL_Quit();
+		return(1);
+	}
+	cursor[1] = create_arrow_cursor();
+	if (cursor[1]==NULL) {
+		fprintf(stderr, "Couldn't initialize arrow cursor: %s\n",SDL_GetError());
+		SDL_FreeCursor(cursor[0]);
+		SDL_Quit();
 		return(1);
 	}
 
-	SDL_SetCursor(cursor);
+	current = 0;
+	SDL_SetCursor(cursor[current]);
 
 	while (!quit) {
 		SDL_Event	event;
 		while (SDL_PollEvent(&event)) {
 			switch(event.type) {
+				case SDL_MOUSEBUTTONDOWN:
+					current = !current;
+					SDL_SetCursor(cursor[current]);
+					break;
 				case SDL_KEYDOWN:
 					if (event.key.keysym.sym == SDLK_ESCAPE) {
 						quit = SDL_TRUE;
@@ -103,18 +192,12 @@
 					break;
 			}
 		}	
-		if (screen->flags & SDL_DOUBLEBUF) {
-			SDL_Flip(screen);
-		} else {
-			if (first_time) {
-				SDL_UpdateRects(screen, 1, &update_area);
-				first_time = SDL_FALSE;
-			}
-		}	
+		SDL_Flip(screen);
 		SDL_Delay(1);
 	}
 
-	SDL_FreeCursor(cursor);
+	SDL_FreeCursor(cursor[0]);
+	SDL_FreeCursor(cursor[1]);
 
 	SDL_Quit();
 	return(0);