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engines/sci/graphics/cache.cpp

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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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#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/scifont.h"
+#include "sci/graphics/fontsjis.h"
+#include "sci/graphics/fontkorean.h"
+#include "sci/graphics/view.h"
+
+namespace Sci {
+
+GfxCache::GfxCache(ResourceManager *resMan, GfxScreen *screen, GfxPalette *palette)
+	: _resMan(resMan), _screen(screen), _palette(palette) {
+}
+
+GfxCache::~GfxCache() {
+	purgeFontCache();
+	purgeViewCache();
+}
+
+void GfxCache::purgeFontCache() {
+	for (FontCache::iterator iter = _cachedFonts.begin(); iter != _cachedFonts.end(); ++iter) {
+		delete iter->_value;
+		iter->_value = 0;
+	}
+
+	_cachedFonts.clear();
+}
+
+void GfxCache::purgeViewCache() {
+	for (ViewCache::iterator iter = _cachedViews.begin(); iter != _cachedViews.end(); ++iter) {
+		delete iter->_value;
+		iter->_value = 0;
+	}
+
+	_cachedViews.clear();
+}
+
+GfxFont *GfxCache::getFont(GuiResourceId fontId) {
+	if (_cachedFonts.size() >= MAX_CACHED_FONTS)
+		purgeFontCache();
+
+	if (!_cachedFonts.contains(fontId)) {
+		// Create special Korean font in korean games, when font 1001 is selected
+		if ((fontId == 1001) && (g_sci->getLanguage() == Common::KO_KOR))
+			_cachedFonts[fontId] = new GfxFontKorean(_screen, fontId);
+		// Create special SJIS font in japanese games, when font 900 is selected
+		else if ((fontId == 900) && (g_sci->getLanguage() == Common::JA_JPN))
+			_cachedFonts[fontId] = new GfxFontSjis(_screen, fontId);
+		else
+			_cachedFonts[fontId] = new GfxFontFromResource(_resMan, _screen, fontId);
+	}
+
+	return _cachedFonts[fontId];
+}
+
+GfxView *GfxCache::getView(GuiResourceId viewId) {
+	if (_cachedViews.size() >= MAX_CACHED_VIEWS)
+		purgeViewCache();
+
+	if (!_cachedViews.contains(viewId))
+		_cachedViews[viewId] = new GfxView(_resMan, _screen, _palette, viewId);
+
+	return _cachedViews[viewId];
+}
+
+int16 GfxCache::kernelViewGetCelWidth(GuiResourceId viewId, int16 loopNo, int16 celNo) {
+	return getView(viewId)->getCelInfo(loopNo, celNo)->scriptWidth;
+}
+
+int16 GfxCache::kernelViewGetCelHeight(GuiResourceId viewId, int16 loopNo, int16 celNo) {
+	return getView(viewId)->getCelInfo(loopNo, celNo)->scriptHeight;
+}
+
+int16 GfxCache::kernelViewGetLoopCount(GuiResourceId viewId) {
+#ifdef ENABLE_SCI32
+	if (getSciVersion() >= SCI_VERSION_2) {
+		return CelObjView::getNumLoops(viewId);
+	}
+#endif
+	return getView(viewId)->getLoopCount();
+}
+
+int16 GfxCache::kernelViewGetCelCount(GuiResourceId viewId, int16 loopNo) {
+#ifdef ENABLE_SCI32
+	if (getSciVersion() >= SCI_VERSION_2) {
+		return CelObjView::getNumCels(viewId, loopNo);
+	}
+#endif
+	return getView(viewId)->getCelCount(loopNo);
+}
+
+} // End of namespace Sci