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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 ILLUSIONS_SPRITEDRAWQUEUE_H
#define ILLUSIONS_SPRITEDRAWQUEUE_H
#include "illusions/illusions.h"
#include "illusions/graphics.h"
#include "common/list.h"
#include "common/rect.h"
#include "graphics/surface.h"
namespace Illusions {
class Screen;
struct SpriteDrawQueueItem {
byte *_drawFlags;
int16 _kind;
int16 _scale;
uint16 _flags;
//field_A dw
uint32 _priority;
Graphics::Surface *_surface;
WidthHeight _dimensions;
Common::Point _drawPosition;
Common::Point _controlPosition;
};
class SpriteDrawQueue {
public:
SpriteDrawQueue(Screen *screen);
~SpriteDrawQueue();
bool draw(SpriteDrawQueueItem *item);
void drawAll();
void insertSprite(byte *drawFlags, Graphics::Surface *surface, WidthHeight &dimensions,
Common::Point &drawPosition, Common::Point &controlPosition, uint32 priority, int16 scale, uint16 flags);
void insertSurface(Graphics::Surface *surface, WidthHeight &dimensions,
Common::Point &drawPosition, uint32 priority);
void insertTextSurface(Graphics::Surface *surface, WidthHeight &dimensions,
Common::Point &drawPosition, uint32 priority);
protected:
typedef Common::List<SpriteDrawQueueItem*> SpriteDrawQueueList;
typedef SpriteDrawQueueList::iterator SpriteDrawQueueListIterator;
struct FindInsertionPosition : public Common::UnaryFunction<const SpriteDrawQueueItem*, bool> {
uint32 _priority;
FindInsertionPosition(uint32 priority) : _priority(priority) {}
bool operator()(const SpriteDrawQueueItem *item) const {
return item->_priority >= _priority;
}
};
Screen *_screen;
SpriteDrawQueueList _queue;
void insert(SpriteDrawQueueItem *item, uint32 priority);
bool calcItemRect(SpriteDrawQueueItem *item, Common::Rect &srcRect, Common::Rect &dstRect);
};
} // End of namespace Illusions
#endif // ILLUSIONS_SPRITEDRAWQUEUE_H
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