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engines/prince/graphics.h

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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/>.
+ *
+ */
+
+#ifndef PRINCE_GRAPHICS_H
+#define PRINCE_GRAPHICS_H
+
+#include "graphics/surface.h"
+
+namespace Prince {
+
+class PrinceEngine;
+class MhwanhDecoder;
+struct DrawNode;
+
+class GraphicsMan {
+public:
+	GraphicsMan(PrinceEngine *vm);
+	~GraphicsMan();
+
+	void update(Graphics::Surface *screen);
+
+	void change();
+
+	void setPalette(const byte *palette);
+	void makeShadowTable(int brightness, byte *shadowTable);
+
+	void draw(Graphics::Surface *screen, const Graphics::Surface *s);
+	void drawTransparentSurface(Graphics::Surface *screen, int32 posX, int32 posY, const Graphics::Surface *s, int secondTransColor = 0);
+	void drawAsShadowSurface(Graphics::Surface *screen, int32 posX, int32 posY, const Graphics::Surface *s, byte *shadowTable);
+	void drawTransparentWithBlendSurface(Graphics::Surface *screen, int32 posX, int32 posY, const Graphics::Surface *s);
+
+	static void drawTransparentDrawNode(Graphics::Surface *screen, DrawNode *drawNode);
+	static void drawTransparentWithTransDrawNode(Graphics::Surface *screen, DrawNode *drawNode);
+	static void drawAsShadowDrawNode(Graphics::Surface *screen, DrawNode *drawNode);
+	static void drawMaskDrawNode(Graphics::Surface *screen, DrawNode *drawNode);
+	static void drawBackSpriteDrawNode(Graphics::Surface *screen, DrawNode *drawNode);
+
+	byte getBlendTableColor(byte pixelColor, byte backgroundPixelColor, byte *blendTable);
+
+	Graphics::Surface *_frontScreen;
+	Graphics::Surface *_screenForInventory;
+	Graphics::Surface *_mapScreen;
+	const Graphics::Surface *_roomBackground;
+
+	byte *_shadowTable70;
+	byte *_shadowTable50;
+
+	static const byte kShadowColor = 191;
+
+private:
+	PrinceEngine *_vm;
+	bool _changed;
+};
+
+} // End of namespace Prince
+
+#endif