1/*
2 * Copyright (c) 2020 - 2023 the ThorVG project. All rights reserved.
3
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10
11 * The above copyright notice and this permission notice shall be included in all
12 * copies or substantial portions of the Software.
13
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23#ifndef _TVG_LOAD_MODULE_H_
24#define _TVG_LOAD_MODULE_H_
25
26#include "tvgRender.h"
27
28namespace tvg
29{
30
31class LoadModule
32{
33public:
34 float w = 0, h = 0; //default image size
35 ColorSpace cs = ColorSpace::Unsupported; //must be clarified at open()
36
37 virtual ~LoadModule() {}
38
39 virtual bool open(const string& path) { return false; }
40 virtual bool open(const char* data, uint32_t size, bool copy) { return false; }
41 virtual bool open(const uint32_t* data, uint32_t w, uint32_t h, bool copy) { return false; }
42
43 //Override this if the vector-format has own resizing policy.
44 virtual bool resize(Paint* paint, float w, float h) { return false; }
45
46 virtual bool animatable() { return false; } //true if this loader supports animation.
47 virtual void sync() {}; //finish immediately if any async update jobs.
48
49 virtual bool read() = 0;
50 virtual bool close() = 0;
51
52 virtual unique_ptr<Surface> bitmap() { return nullptr; }
53 virtual unique_ptr<Paint> paint() { return nullptr; }
54};
55
56}
57
58#endif //_TVG_LOAD_MODULE_H_
59