mirror of
https://github.com/godotengine/godot.git
synced 2024-11-27 09:16:35 +08:00
9e328bb5b7
File handling APIs are typically considered part of I/O, and we did have most `FileAccess` implementations in `core/io` already.
82 lines
3.9 KiB
C++
82 lines
3.9 KiB
C++
/*************************************************************************/
|
|
/* image_loader.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* 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. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef IMAGE_LOADER_H
|
|
#define IMAGE_LOADER_H
|
|
|
|
#include "core/io/file_access.h"
|
|
#include "core/io/image.h"
|
|
#include "core/io/resource_loader.h"
|
|
#include "core/string/ustring.h"
|
|
#include "core/templates/list.h"
|
|
|
|
class ImageLoader;
|
|
|
|
class ImageFormatLoader {
|
|
friend class ImageLoader;
|
|
friend class ResourceFormatLoaderImage;
|
|
|
|
protected:
|
|
virtual Error load_image(Ref<Image> p_image, FileAccess *p_fileaccess, bool p_force_linear, float p_scale) = 0;
|
|
virtual void get_recognized_extensions(List<String> *p_extensions) const = 0;
|
|
bool recognize(const String &p_extension) const;
|
|
|
|
public:
|
|
virtual ~ImageFormatLoader() {}
|
|
};
|
|
|
|
class ImageLoader {
|
|
static Vector<ImageFormatLoader *> loader;
|
|
friend class ResourceFormatLoaderImage;
|
|
|
|
protected:
|
|
public:
|
|
static Error load_image(String p_file, Ref<Image> p_image, FileAccess *p_custom = nullptr, bool p_force_linear = false, float p_scale = 1.0);
|
|
static void get_recognized_extensions(List<String> *p_extensions);
|
|
static ImageFormatLoader *recognize(const String &p_extension);
|
|
|
|
static void add_image_format_loader(ImageFormatLoader *p_loader);
|
|
static void remove_image_format_loader(ImageFormatLoader *p_loader);
|
|
|
|
static const Vector<ImageFormatLoader *> &get_image_format_loaders();
|
|
|
|
static void cleanup();
|
|
};
|
|
|
|
class ResourceFormatLoaderImage : public ResourceFormatLoader {
|
|
public:
|
|
virtual RES load(const String &p_path, const String &p_original_path = "", Error *r_error = nullptr, bool p_use_sub_threads = false, float *r_progress = nullptr, CacheMode p_cache_mode = CACHE_MODE_REUSE);
|
|
virtual void get_recognized_extensions(List<String> *p_extensions) const;
|
|
virtual bool handles_type(const String &p_type) const;
|
|
virtual String get_resource_type(const String &p_path) const;
|
|
};
|
|
|
|
#endif // IMAGE_LOADER_H
|