--- a/cocoaTouch/otherSrc/IMG.c Mon Apr 19 15:30:11 2010 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,152 +0,0 @@
-/*
- SDL_image: An example image loading library for use with SDL
- Copyright (C) 1997-2009 Sam Lantinga
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
- Sam Lantinga
- slouken@libsdl.org
-*/
-
-/* A simple library to load images of various formats as SDL surfaces */
-
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-
-#include "SDL_image.h"
-
-#define ARRAYSIZE(a) (sizeof(a) / sizeof((a)[0]))
-
-/* Table of image detection and loading functions */
-static struct {
- char *type;
- int (SDLCALL *is)(SDL_RWops *src);
- SDL_Surface *(SDLCALL *load)(SDL_RWops *src);
-} supported[] = {
- /* keep magicless formats first */
- { "PNG", IMG_isPNG, IMG_LoadPNG_RW }
-};
-
-
-extern int IMG_InitPNG();
-extern void IMG_QuitPNG();
-
-static int initialized = 0;
-
-int IMG_Init(int flags)
-{
- int result = 0;
-
- if (flags & IMG_INIT_PNG) {
- if ((initialized & IMG_INIT_PNG) || IMG_InitPNG() == 0) {
- result |= IMG_INIT_PNG;
- }
- }
- initialized |= result;
-
- return (result);
-}
-
-void IMG_Quit()
-{
- if (initialized & IMG_INIT_PNG) {
- IMG_QuitPNG();
- }
- initialized = 0;
-}
-
-/* Load an image from a file */
-SDL_Surface *IMG_Load(const char *file)
-{
- SDL_RWops *src = SDL_RWFromFile(file, "rb");
- char *ext = strrchr(file, '.');
- if(ext) {
- ext++;
- }
- if(!src) {
- /* The error message has been set in SDL_RWFromFile */
- return NULL;
- }
- return IMG_LoadTyped_RW(src, 1, ext);
-}
-
-/* Load an image from an SDL datasource (for compatibility) */
-SDL_Surface *IMG_Load_RW(SDL_RWops *src, int freesrc)
-{
- return IMG_LoadTyped_RW(src, freesrc, NULL);
-}
-
-/* Portable case-insensitive string compare function */
-static int IMG_string_equals(const char *str1, const char *str2)
-{
- while ( *str1 && *str2 ) {
- if ( toupper((unsigned char)*str1) !=
- toupper((unsigned char)*str2) )
- break;
- ++str1;
- ++str2;
- }
- return (!*str1 && !*str2);
-}
-
-/* Load an image from an SDL datasource, optionally specifying the type */
-SDL_Surface *IMG_LoadTyped_RW(SDL_RWops *src, int freesrc, char *type)
-{
- int i;
- SDL_Surface *image;
-
- /* Make sure there is something to do.. */
- if ( src == NULL ) {
- IMG_SetError("Passed a NULL data source");
- return(NULL);
- }
-
- /* See whether or not this data source can handle seeking */
- if ( SDL_RWseek(src, 0, RW_SEEK_CUR) < 0 ) {
- IMG_SetError("Can't seek in this data source");
- if(freesrc)
- SDL_RWclose(src);
- return(NULL);
- }
-
- /* Detect the type of image being loaded */
- image = NULL;
- for ( i=0; i < ARRAYSIZE(supported); ++i ) {
- if(supported[i].is) {
- if(!supported[i].is(src))
- continue;
- } else {
- /* magicless format */
- if(!type
- || !IMG_string_equals(type, supported[i].type))
- continue;
- }
-#ifdef DEBUG_IMGLIB
- fprintf(stderr, "IMGLIB: Loading image as %s\n", supported[i].type);
-#endif
- image = supported[i].load(src);
- if(freesrc)
- SDL_RWclose(src);
- return image;
- }
-
- if ( freesrc ) {
- SDL_RWclose(src);
- }
- IMG_SetError("Unsupported image format");
- return NULL;
-}
-