NEVERHOOD: Start with Scene and Sprite classes

1 files changed, 90 insertions, 0 deletions

diff --git a/engines/neverhood/sprite.h b/engines/neverhood/sprite.h
new file mode 100644
index 0000000000..5c08e3c66f
--- /dev/null
+++ b/engines/neverhood/sprite.h
@@ -0,0 +1,90 @@
+/* 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.
+ *
+ */
+
+#ifndef NEVERHOOD_SPRITE_H
+#define NEVERHOOD_SPRITE_H
+
+#include "neverhood/neverhood.h"
+#include "neverhood/entity.h"
+#include "neverhood/graphics.h"
+#include "neverhood/resource.h"
+
+namespace Neverhood {
+
+#define SetSpriteCallback(callback) _spriteCallbackCb = static_cast <void (Sprite::*)(void)> (callback)
+#define SetFilterX(callback) _filterXCb = static_cast <int16 (Sprite::*)(int16)> (callback)
+#define SetFilterY(callback) _filterYCb = static_cast <int16 (Sprite::*)(int16)> (callback)
+
+const int16 kDefPosition = -32768;
+
+class Sprite : public Entity {
+public:
+	Sprite(NeverhoodEngine *vm, int objectPriority);
+	~Sprite();
+	BaseSurface *getSurface() { return _surface; }
+	void processDelta();
+	void setDoDeltaX(int type);
+	void setDoDeltaY(int type);
+	bool isPointInside(int16 x, int16 y);
+protected:
+	void (Sprite::*_spriteUpdateCb)();
+	int16 (Sprite::*_filterXCb)(int16);
+	int16 (Sprite::*_filterYCb)(int16);
+	BaseSurface *_surface;
+	int16 _x, _y;
+	bool _doDeltaX, _doDeltaY;
+	bool _needRedraw;
+	//0000002B field_2B		db ?
+	//0000002C field2C		dd ? // unused
+	NRect _rect1;
+	int16 _deltaX1, _deltaY1;
+	int16 _deltaX2, _deltaY2;
+	NRect _rect;
+	uint16 _flags;
+	//0000004A field4A		dw ? // seems to be unused except in ctor
+	//0000004C rectResource	RectResource ?
+	//void update();
+	uint32 handleMessage(int messageNum, const MessageParam &param, Entity *sender);
+	void createSurface(int surfacePriority, int16 width, int16 height);
+	int16 filterX(int16 x) {
+		return _filterXCb ? (this->*_filterXCb)(x) : x;
+	}
+	int16 filterY(int16 y) {
+		return _filterYCb ? (this->*_filterYCb)(y) : y;
+	}
+};
+
+class StaticSprite : public Sprite {
+public:
+	StaticSprite(NeverhoodEngine *vm, int objectPriority);
+	StaticSprite(NeverhoodEngine *vm, const char *filename, int surfacePriority, int16 x, int16 y, int16 width, int16 height);
+	StaticSprite(NeverhoodEngine *vm, uint32 fileHash, int surfacePriority, int16 x, int16 y, int16 width, int16 height);
+	void load(uint32 fileHash, bool dimensions, bool position);
+protected:
+	SpriteResource _spriteResource;
+	void init(uint32 fileHash, int surfacePriority, int16 x, int16 y, int16 width, int16 height);
+	void update();
+};
+
+} // End of namespace Neverhood
+
+#endif /* NEVERHOOD_SPRITE_H */