161 lines
5.0 KiB
C++
161 lines
5.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef QDENGINE_SYSTEM_GRAPHICS_GR_TILE_ANIMATION_H
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#define QDENGINE_SYSTEM_GRAPHICS_GR_TILE_ANIMATION_H
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#include "common/hashmap.h"
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#include "common/path.h"
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#include "qdengine/xmath.h"
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#include "qdengine/system/graphics/gr_tile_sprite.h"
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namespace Common {
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class SeekableReadStream;
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}
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namespace Graphics {
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class ManagedSurface;
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}
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namespace QDEngine {
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typedef void (*CompressionProgressHandler)(int percents_loaded, void *context);
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class grTileAnimation {
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public:
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grTileAnimation();
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bool isEmpty() const {
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return !_frameCount;
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}
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void clear();
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int frameCount() const {
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return _frameCount;
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}
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const Vect2i &frameSize() const {
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return _frameSize;
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}
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const Vect2i &frameTileSize() const {
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return _frameTileSize;
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}
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int tileCount() const {
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return _tileOffsets.size() - 1;
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}
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void init(int frame_count, const Vect2i &frame_size, bool alpha_flag);
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void compact();
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bool compress(grTileCompressionMethod method);
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grTileSprite getTile(int tile_index) const;
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grTileSprite getFrameTile(int frame_number, int tile_index) const;
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void addFrame(const uint32 *frame_data);
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bool load(Common::SeekableReadStream *fh, int version);
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void drawFrame(const Vect2i &position, int32 frame_index, int32 mode, int closest_scale) const;
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void drawFrame(const Vect2i &position, int frame_index, float angle, int mode = 0) const;
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void drawFrame(const Vect2i &position, int frame_index, float angle, const Vect2f &scale, int mode) const;
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void drawFrame_scale(const Vect2i &position, int frame_index, float scale, int mode) const;
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void drawMask(const Vect2i &position, int frame_index, uint32 mask_color, int mask_alpha, int mode, int closest_scale) const;
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void drawMask_scale(const Vect2i &pos, int frame_index, uint32 mask_colour, int mask_alpha, float scale, int mode) const;
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void drawMask_rot(const Vect2i &pos, int frame_index, uint32 mask_colour, int mask_alpha, float angle, int mode) const;
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void drawMask_rot(const Vect2i &pos, int frame_index, uint32 mask_colour, int mask_alpha, float angle, Vect2f scale, int mode) const;
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void drawContour(const Vect2i &position, int frame_index, uint32 color, int mode, int closest_scale) const;
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void drawContour(const Vect2i &position, int frame_index, uint32 color, float scale, int mode) const;
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bool hit(int frame_number, Vect2i &pos) const;
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static void setProgressHandler(CompressionProgressHandler handler, void *context) {
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_progressHandler = handler;
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_progressHandlerContext = context;
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}
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void addScale(int i, float scale);
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byte *decode_frame_data(int frame_index, int closest_scale) const;
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int find_closest_scale(float *scale) const;
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bool wasFrameSizeChanged(int frame_index, int scaleIdx, float scale) const;
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Graphics::ManagedSurface *dumpTiles(int tilesPerRow) const;
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void dumpTiles(Common::Path baseName, int tilesPerRow) const;
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Graphics::ManagedSurface *dumpFrameTiles(int frame_index, float scale) const;
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private:
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grTileCompressionMethod _compression;
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/// true если есть альфа-канал
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bool _hasAlpha;
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/// размеры кадра в пикселах
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/// могут быть невыровненными по рамерам тайла
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Vect2i _frameSize;
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/// размеры кадра в тайлах
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Vect2i _frameTileSize;
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/// количество кадров
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int _frameCount;
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typedef Std::vector<uint32> FrameIndex;
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struct ScaleArray {
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float _scale;
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Vect2i _frameSize;
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Vect2i _frameTileSize;
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int _frameStart;
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};
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Std::vector<ScaleArray> _scaleArray;
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/// индекс кадров - номера тайлов, из которых состоят кадры
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/// _frameTileSize.x * _frameTileSize.y на кадр
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FrameIndex _frameIndex;
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typedef Std::vector<uint32> TileOffsets;
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/// смещения до данных каждого тайла
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TileOffsets _tileOffsets;
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typedef Std::vector<uint32> TileData;
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/// данные тайлов
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TileData _tileData;
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mutable Common::HashMap<uint32, grTileSprite> _decompressedTiles;
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Std::vector<Vect2i> _frameSizeArray;
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static CompressionProgressHandler _progressHandler;
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static void *_progressHandlerContext;
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};
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} // namespace QDEngine
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#endif // QDENGINE_SYSTEM_GRAPHICS_GR_TILE_ANIMATION_H
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