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Diffstat (limited to 'engines/sci/graphics/cache.cpp')
-rw-r--r-- | engines/sci/graphics/cache.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/engines/sci/graphics/cache.cpp b/engines/sci/graphics/cache.cpp new file mode 100644 index 0000000000..2d204a2314 --- /dev/null +++ b/engines/sci/graphics/cache.cpp @@ -0,0 +1,66 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#include "common/util.h" +#include "common/stack.h" +#include "graphics/primitives.h" + +#include "sci/sci.h" +#include "sci/engine/state.h" +#include "sci/engine/selector.h" +#include "sci/graphics/cache.h" +#include "sci/graphics/font.h" +#include "sci/graphics/view.h" + +namespace Sci { + +GfxCache::GfxCache(ResourceManager *resMan, Screen *screen, SciPalette *palette) + : _resMan(resMan), _screen(screen), _palette(palette) { +} + +GfxCache::~GfxCache() { + purgeCache(); +} + +void GfxCache::purgeCache() { + for (ViewCache::iterator iter = _cachedViews.begin(); iter != _cachedViews.end(); ++iter) { + delete iter->_value; + iter->_value = 0; + } + + _cachedViews.clear(); +} + +View *GfxCache::getView(GuiResourceId viewNum) { + if (_cachedViews.size() >= MAX_CACHED_VIEWS) + purgeCache(); + + if (!_cachedViews.contains(viewNum)) + _cachedViews[viewNum] = new View(_resMan, _screen, _palette, viewNum); + + return _cachedViews[viewNum]; +} + +} // End of namespace Sci |