Moved engines to the new engines/ directory

svn-id: r20582

1 files changed, 102 insertions, 0 deletions

diff --git a/engines/saga/sprite.h b/engines/saga/sprite.h
new file mode 100644
index 0000000000..03bde8e050
--- /dev/null
+++ b/engines/saga/sprite.h
@@ -0,0 +1,102 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2004-2006 The ScummVM project
+ *
+ * The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
+ *
+ * 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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+// Sprite management module private header file
+
+#ifndef SAGA_SPRITE_H__
+#define SAGA_SPRITE_H__
+
+namespace Saga {
+
+#define SPRITE_ZMAX  16
+#define SPRITE_ZMASK 0x0F
+
+#define DECODE_BUF_LEN 64000
+
+struct SpriteInfo {
+	byte *decodedBuffer;
+	int width;
+	int height;
+	int xAlign;
+	int yAlign;
+};
+
+struct SpriteList {
+	int spriteListResourceId;
+	int spriteCount;
+	SpriteInfo *infoList;
+
+	void freeMem() {
+		int i;
+		for (i = 0; i < spriteCount; i++) {
+			free(infoList[i].decodedBuffer);
+		}
+		free(infoList);
+		memset(this, 0, sizeof(*this));
+	}
+
+	SpriteList() {
+		memset(this, 0, sizeof(*this));
+	}
+};
+
+
+class Sprite {
+public:
+	SpriteList _mainSprites;
+	SpriteList _saveReminderSprites;
+	SpriteList _arrowSprites;
+	SpriteList _inventorySprites;
+
+	Sprite(SagaEngine *vm);
+	~Sprite(void);
+
+	// draw scaled sprite using background scene mask
+	void drawOccluded(Surface *ds, const Rect &clipRect, SpriteList &spriteList, int spriteNumber, const Point &screenCoord, int scale, int depth);
+
+	// draw scaled sprite using background scene mask
+	void draw(Surface *ds, const Rect &clipRect, SpriteList &spriteList, int32 spriteNumber, const Point &screenCoord, int scale);
+
+	// main function
+	void drawClip(Surface *ds, const Rect &clipRect, const Point &spritePointer, int width, int height, const byte *spriteBuffer);
+
+	void draw(Surface *ds, const Rect &clipRect, SpriteList &spriteList, int32 spriteNumber, const Rect &screenRect, int scale);
+
+	void loadList(int resourceId, SpriteList &spriteList); // load or append spriteList
+	bool hitTest(SpriteList &spriteList, int spriteNumber, const Point &screenCoord, int scale, const Point &testPoint);
+	void getScaledSpriteBuffer(SpriteList &spriteList, int spriteNumber, int scale, int &width, int &height, int &xAlign, int &yAlign, const byte *&buffer);
+
+private:
+	void decodeRLEBuffer(const byte *inputBuffer, size_t inLength, size_t outLength);
+	void scaleBuffer(const byte *src, int width, int height, int scale);
+
+	SagaEngine *_vm;
+	ResourceContext *_spriteContext;
+	byte *_decodeBuf;
+	size_t _decodeBufLen;
+};
+
+} // End of namespace Saga
+
+#endif