rnd-20111007-1-src

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

diff --git a/src/libgame/msdos.c b/src/libgame/msdos.c
index 29cc036028c7981817f400fa1f6e40037a342974..c4c6ff4f4cceca78a66b418d0a00ed3ba78eff67 100644 (file)
--- a/src/libgame/msdos.c
+++ b/src/libgame/msdos.c
@@ -1,7 +1,7 @@
 /***********************************************************
 * Artsoft Retro-Game Library                               *
 *----------------------------------------------------------*
-* (c) 1994-2002 Artsoft Entertainment                      *
+* (c) 1994-2006 Artsoft Entertainment                      *
 *               Holger Schemel                             *
 *               Detmolder Strasse 189                      *
 *               33604 Bielefeld                            *
@@ -60,10 +60,10 @@ static void allegro_init_drivers()
 {
   int i;
 
-  for (i=0; i<MAX_EVENT_BUFFER; i++)
+  for (i = 0; i < MAX_EVENT_BUFFER; i++)
     event_buffer[i].type = 0;
 
-  for (i=0; i<MAX_SCANCODES; i++)
+  for (i = 0; i < MAX_SCANCODES; i++)
     key_press_state[i] = KeyReleaseMask;
 
   last_mouse_pos = mouse_pos;
@@ -244,7 +244,7 @@ Pixel AllegroAllocColorCell(int r, int g, int b)
   b >>= 10;
 
   /* try to use existing colors from the global colormap */
-  for (i=0; i<global_colormap_entries_used; i++)
+  for (i = 0; i < global_colormap_entries_used; i++)
   {
     if (r == global_colormap[i].r &&
        g == global_colormap[i].g &&
@@ -297,7 +297,7 @@ Display *XOpenDisplay(char *display_name)
   Screen *screen;
   Display *display;
   BITMAP *mouse_bitmap = NULL;
-  char *mouse_filename =getCustomImageFilename(program.msdos_pointer_filename);
+  char *mouse_filename = getCustomImageFilename(program.msdos_cursor_filename);
 
   if ((mouse_bitmap = Read_PCX_to_AllegroBitmap(mouse_filename)) == NULL)
     return NULL;
@@ -329,8 +329,8 @@ Display *XOpenDisplay(char *display_name)
 
 Window XCreateSimpleWindow(Display *display, Window parent, int x, int y,
                           unsigned int width, unsigned int height,
-                          unsigned int border_width, unsigned long border,
-                          unsigned long background)
+                          unsigned int border_width, unsigned int border,
+                          unsigned int background)
 {
   video_bitmap = create_video_bitmap(XRES, YRES);
   clear_to_color(video_bitmap, background);
@@ -378,11 +378,10 @@ Status XStringListToTextProperty(char **list, int count,
 
 void XFree(void *data)
 {
-  if (data)
-    free(data);
+  checked_free(data);
 }
 
-GC XCreateGC(Display *display, Drawable d, unsigned long value_mask,
+GC XCreateGC(Display *display, Drawable d, unsigned int value_mask,
             XGCValues *values)
 {
   XGCValues *gcv;
@@ -441,7 +440,7 @@ Pixmap XCreatePixmap(Display *display, Drawable d, unsigned int width,
   BITMAP *bitmap = NULL;
 
   if (gfx_capabilities & GFX_HW_VRAM_BLIT &&
-      width  == gfx.scrollbuffer_width && height == gfx.scrollbuffer_height)
+      width == gfx.scrollbuffer_width && height == gfx.scrollbuffer_height)
     bitmap = create_video_bitmap(width, height);
 
   if (bitmap == NULL)
@@ -516,7 +515,7 @@ static BITMAP *Image_to_AllegroBitmap(Image *image)
   clear(bitmap);
 
   /* try to use existing colors from the global colormap */
-  for (i=0; i<MAX_COLORS; i++)
+  for (i = 0; i < MAX_COLORS; i++)
   {
     if (!image->rgb.color_used[i])
       continue;
@@ -527,8 +526,8 @@ static BITMAP *Image_to_AllegroBitmap(Image *image)
   }
 
   /* copy bitmap data */
-  for (y=0; y<image->height; y++)
-    for (x=0; x<image->width; x++)
+  for (y = 0; y < image->height; y++)
+    for (x = 0; x < image->width; x++)
       putpixel(bitmap, x, y, pixel_mapping[*src_ptr++]);
 
   return bitmap;
@@ -598,11 +597,9 @@ void XFreePixmap(Display *display, Pixmap pixmap)
 
 void XFreeGC(Display *display, GC gc)
 {
-  XGCValues *gcv;
+  XGCValues *gcv = (XGCValues *)gc;
 
-  gcv = (XGCValues *)gc;
-  if (gcv)
-    free(gcv);
+  checked_free(gcv);
 }
 
 void XUnmapWindow(Display *display, Window window)
@@ -616,11 +613,8 @@ void XCloseDisplay(Display *display)
   if (is_screen_bitmap(bitmap))
     destroy_bitmap(bitmap);
 
-  if (display->screens)
-    free(display->screens);
-
-  if (display)
-    free(display);
+  checked_free(display->screens);
+  checked_free(display);
 
   /* return to text mode (or DOS box on Windows screen) */
   set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
@@ -671,7 +665,7 @@ static void HandleKeyboardRaw(int mode)
 {
   int i;
 
-  for (i=0; i<MAX_SCANCODES; i++)
+  for (i = 0; i < MAX_SCANCODES; i++)
   {
     int scancode, new_state, event_type;
     char key_pressed;
@@ -783,7 +777,7 @@ int XPending(Display *display)
   /* mouse button event */
   if (mouse_b != last_mouse_b)
   {
-    for (i=0; i<3; i++)                /* check all three mouse buttons */
+    for (i = 0; i < 3; i++)    /* check all three mouse buttons */
     {
       int bitmask = (1 << i);
 
@@ -817,7 +811,7 @@ int XLookupString(XKeyEvent *key_event, char *buffer, int buffer_size,
   return 0;
 }
 
-void XSetForeground(Display *display, GC gc, unsigned long pixel)
+void XSetForeground(Display *display, GC gc, unsigned int pixel)
 {
   XGCValues *gcv = (XGCValues *)gc;
 
@@ -917,6 +911,14 @@ Pixel AllegroGetPixel(Drawable d, int x, int y)
   return getpixel((BITMAP *)d, x, y);
 }
 
+void AllegroZoomBitmap(Drawable src, Drawable dst,
+                      int src_width, int src_height,
+                      int dst_width, int dst_height)
+{
+  stretch_blit((BITMAP *)src, (BITMAP *)dst,
+              0, 0, src_width, src_height, 0, 0, dst_width, dst_height);
+}
+
 void MSDOSOpenAudio(void)
 {
   if (allegro_init_audio())
@@ -961,7 +963,7 @@ void MSDOSInitJoysticks()
       install_joystick(JOY_TYPE_AUTODETECT) == 0)
     joystick.status = JOYSTICK_ACTIVATED;
 
-  for (i=0; i<MAX_PLAYERS; i++)
+  for (i = 0; i < MAX_PLAYERS; i++)
   {
     char *device_name = setup.input[i].joy.device_name;
     int joystick_nr = getJoystickNrFromDeviceName(device_name);