Initial commit

engines/saga2/dispnode.h

@@ -0,0 +1,131 @@
+/* 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/>.
+ *
+ *
+ * Based on the original sources
+ *   Faery Tale II -- The Halls of the Dead
+ *   (c) 1993-1996 The Wyrmkeep Entertainment Co.
+ */
+
+#ifndef SAGA2_DISPNODE_H
+#define SAGA2_DISPNODE_H
+
+#include "saga2/idtypes.h"
+#include "saga2/rect.h"
+
+namespace Saga2 {
+
+class GameObject;
+struct TilePoint;
+struct StaticTilePoint;
+
+class Effectron;
+
+enum nodeType {
+	kNodeTypeObject = 0,
+	kNodeTypeEffect
+};
+
+
+class DisplayNode {
+	friend class    DisplayNodeList;
+	friend class    SpellDisplayList;
+	friend class    GameObject;
+	friend ObjectID pickObject(const StaticPoint32 &mouse, StaticTilePoint &objPos);
+
+private:
+	DisplayNode             *_nextDisplayed;         // pointer to next in display list
+	int16                   _sortDepth;              // for sorting by depth
+	GameObject              *_object;                // the object to display
+	Point16                 _screenCoords;           // screen coordinates
+	Rect16                  _hitBox;                 // hitbox for clicking this item
+	uint8                   _flags;                  // various flags
+
+	enum {
+		kDisplayIndicator = (1 << 0)
+	};
+
+public:
+	nodeType                _type;
+	Effectron               *_efx;
+
+	DisplayNode();
+
+	void drawObject();
+	void drawEffect();
+	void updateObject(const int32 deltaTime);
+	void updateEffect(const int32 deltaTime);
+	TilePoint SpellPos();
+};
+
+/* ============================================================================ *
+   Object Display List
+ * ============================================================================ */
+
+//  This class is used to form a list of objects to display on
+//  the screen.
+
+const int           kMaxDisplayed = 100;
+
+class DisplayNodeList {
+	friend ObjectID pickObject(const StaticPoint32 &mouse, StaticTilePoint &objPos);
+
+public:
+	uint16              _count;                  // number of entries in list
+	DisplayNode         *_displayList;       // table of displayed objects
+	static DisplayNode  *_head;              // head of list
+
+	DisplayNodeList(uint16 newSize) {
+		_displayList = (DisplayNode *)malloc(sizeof(DisplayNode) * newSize);
+		init(newSize);
+		_count = 0;
+	}
+	DisplayNodeList() {
+		_displayList = (DisplayNode *)malloc(sizeof(DisplayNode) * kMaxDisplayed);
+		init(kMaxDisplayed);
+		_count = 0;
+	}
+	~DisplayNodeList() {
+		free(_displayList);
+	}
+
+	void reset() {
+		_count = 0;
+		_head = NULL;
+	}
+
+	void  init(uint16 s);
+	void  buildObjects(bool fromScratch);
+	void  buildEffects(bool fromScratch);
+	void  draw();
+	void  updateOStates(const int32 deltaTime);
+	void  updateEStates(const int32 deltaTime);
+	bool  dissipated();
+};
+
+/* ============================================================================ *
+   Function prototypes
+ * ============================================================================ */
+
+//  Enable or disable the center actor indicator
+void setCenterActorIndicator(bool enabled);
+
+} // end of namespace Saga2
+
+#endif