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https://github.com/libretro/scummvm.git
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100 lines
2.5 KiB
C++
100 lines
2.5 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*
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*/
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#ifndef TOLTECS_RENDER_H
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#define TOLTECS_RENDER_H
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#include "graphics/surface.h"
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#include "toltecs/segmap.h"
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#include "toltecs/screen.h"
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#include "toltecs/microtiles.h"
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namespace Toltecs {
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enum RenderType {
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kSprite,
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kText,
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kMask
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};
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enum RenderFlags {
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kNone = 1 << 0,
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kRefresh = 1 << 1,
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kRemoved = 1 << 2,
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kMoved = 1 << 3,
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kUnchanged = 1 << 4
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};
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struct RenderTextItem {
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byte color;
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uint fontResIndex;
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byte *text;
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int len;
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};
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struct RenderQueueItem {
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RenderType type;
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uint flags;
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Common::Rect rect;
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int16 priority;
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union {
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SpriteDrawItem sprite;
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RenderTextItem text;
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SegmapMaskRect mask;
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};
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};
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class RenderQueue {
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public:
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RenderQueue(ToltecsEngine *vm);
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~RenderQueue();
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void addSprite(SpriteDrawItem &sprite);
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void addText(int16 x, int16 y, byte color, uint fontResIndex, byte *text, int len);
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void addMask(SegmapMaskRect &mask);
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void update();
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void clear();
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protected:
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typedef Common::List<RenderQueueItem> RenderQueueArray;
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ToltecsEngine *_vm;
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RenderQueueArray *_currQueue, *_prevQueue;
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MicroTileArray *_updateUta;
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bool rectIntersectsItem(const Common::Rect &rect);
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RenderQueueItem *findItemInQueue(RenderQueueArray *queue, const RenderQueueItem &item);
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bool hasItemChanged(const RenderQueueItem &item1, const RenderQueueItem &item2);
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void invalidateItemsByRect(const Common::Rect &rect, const RenderQueueItem *item);
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void addDirtyRect(const Common::Rect &rect);
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void restoreDirtyBackground();
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void updateDirtyRects();
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};
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} // End of namespace Toltecs
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#endif /* TOLTECS_RENDER_H */
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