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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef XEEN_SPRITES_H
#define XEEN_SPRITES_H
#include "common/scummsys.h"
#include "common/array.h"
#include "common/file.h"
#include "graphics/surface.h"
#include "xeen/files.h"
#include "xeen/xsurface.h"
namespace Xeen {
class XeenEngine;
class Window;
enum {
SCALE_MASK = 0x7FFF, SCALE_ENLARGE = 0x8000
};
enum SpriteFlags {
SPRFLAG_800 = 0x800, SPRFLAG_SCENE_CLIPPED = 0x2000,
SPRFLAG_4000 = 0x4000, SPRFLAG_HORIZ_FLIPPED = 0x8000,
SPRFLAG_RESIZE = 0x10000
};
class SpriteResource {
private:
struct IndexEntry {
uint16 _offset1, _offset2;
};
Common::Array<IndexEntry> _index;
int32 _filesize;
byte *_data;
int _scaledWidth, _scaledHeight;
/**
* Load a sprite resource from a stream
*/
void load(Common::SeekableReadStream &f);
/**
* Draw the sprite onto the given surface
*/
void draw(XSurface &dest, int frame, const Common::Point &destPos,
const Common::Rect &bounds, uint flags = 0, int scale = 0);
/**
* Draw the sprite onto a given window
*/
void draw(int windowNum, int frame, const Common::Point &destPos,
const Common::Rect &bounds, uint flags = 0, int scale = 0);
/**
* Draw a sprite frame based on a passed offset into the data stream
*/
void drawOffset(XSurface &dest, uint16 offset, const Common::Point &pt,
const Common::Rect &clipRect, uint flags, int scale);
/**
* Scale a co-ordinate value based on the passed scaling mask
*/
static uint getScaledVal(int xy, uint16 &scaleMask);
public:
SpriteResource();
SpriteResource(const Common::String &filename);
SpriteResource(const Common::String &filename, int ccMode);
virtual ~SpriteResource();
/**
* Copy operator for duplicating a sprite resource
*/
SpriteResource &operator=(const SpriteResource &src);
/**
* Load a sprite resource from a given file
*/
void load(const Common::String &filename);
/**
* Load a sprite resource from a given file and archive
*/
void load(const Common::String &filename, int ccMode);
/**
* Clears the sprite resource
*/
void clear();
/**
* Draw a sprite onto a surface
* @param dest Destination surface
* @param frame Frame number
* @param destPos Destination position
* @param flags Flags
* @param scale Scale: 0=No scale, SCALE_ENLARGE=Enlarge it
* 1..15 -> reduces the sprite: the higher, the smaller it'll be
*/
void draw(XSurface &dest, int frame, const Common::Point &destPos,
uint flags = 0, int scale = 0);
/**
* Draw a sprite onto a specific window
* @param dest Destination window
* @param frame Frame number
* @param destPos Destination position
* @param flags Flags
* @param scale Scale: 0=No scale, SCALE_ENLARGE=Enlarge it
* 1..15 -> reduces the sprite: the higher, the smaller it'll be
*/
void draw(Window &dest, int frame, const Common::Point &destPos,
uint flags = 0, int scale = 0);
/**
* Draw a sprite onto a given window
* @param windowIndex Destination window number
* @param frame Frame number
* @param destPos Destination position
* @param flags Flags
* @param scale Scale: 0=No scale, SCALE_ENLARGE=Enlarge it
* 1..15 -> reduces the sprite: the higher, the smaller it'll be
*/
void draw(int windowIndex, int frame, const Common::Point &destPos,
uint flags = 0, int scale = 0);
/**
* Draw the sprite onto the given surface
* @param dest Destination surface
* @param frame Frame number
*/
void draw(XSurface &dest, int frame);
/**
* Draw the sprite onto the given window
* @param windowIndex Destination window number
* @param frame Frame number
*/
void draw(int windowIndex, int frame);
/**
* Gets the size of a sprite
*/
Common::Point getFrameSize(int frame) const;
/**
* Returns the number of frames the sprite resource has
*/
size_t size() const { return _index.size(); }
/**
* Returns true if the sprite resource is empty (ie. nothing is loaded)
*/
bool empty() const { return _index.size() == 0; }
};
} // End of namespace Xeen
#endif /* MADS_SPRITES_H */
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