106 lines
3.6 KiB
C++
106 lines
3.6 KiB
C++
/*************************************************************************/
|
|
/* image_loader.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
#include "image_loader.h"
|
|
|
|
#include "print_string.h"
|
|
bool ImageFormatLoader::recognize(const String &p_extension) const {
|
|
|
|
List<String> extensions;
|
|
get_recognized_extensions(&extensions);
|
|
for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
|
|
|
|
if (E->get().nocasecmp_to(p_extension.extension()) == 0)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
Error ImageLoader::load_image(String p_file, Image *p_image, FileAccess *p_custom) {
|
|
|
|
FileAccess *f = p_custom;
|
|
if (!f) {
|
|
Error err;
|
|
f = FileAccess::open(p_file, FileAccess::READ, &err);
|
|
if (!f) {
|
|
ERR_PRINTS("Error opening file: " + p_file);
|
|
return err;
|
|
}
|
|
}
|
|
|
|
String extension = p_file.extension();
|
|
|
|
for (int i = 0; i < loader_count; i++) {
|
|
|
|
if (!loader[i]->recognize(extension))
|
|
continue;
|
|
Error err = loader[i]->load_image(p_image, f);
|
|
|
|
if (err != ERR_FILE_UNRECOGNIZED) {
|
|
|
|
if (!p_custom)
|
|
memdelete(f);
|
|
|
|
return err;
|
|
}
|
|
}
|
|
|
|
if (!p_custom)
|
|
memdelete(f);
|
|
|
|
return ERR_FILE_UNRECOGNIZED;
|
|
}
|
|
|
|
void ImageLoader::get_recognized_extensions(List<String> *p_extensions) {
|
|
|
|
for (int i = 0; i < loader_count; i++) {
|
|
|
|
loader[i]->get_recognized_extensions(p_extensions);
|
|
}
|
|
}
|
|
|
|
bool ImageLoader::recognize(const String &p_extension) {
|
|
|
|
for (int i = 0; i < loader_count; i++) {
|
|
|
|
if (loader[i]->recognize(p_extension))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
ImageFormatLoader *ImageLoader::loader[MAX_LOADERS];
|
|
int ImageLoader::loader_count = 0;
|
|
|
|
void ImageLoader::add_image_format_loader(ImageFormatLoader *p_loader) {
|
|
|
|
ERR_FAIL_COND(loader_count >= MAX_LOADERS);
|
|
loader[loader_count++] = p_loader;
|
|
}
|