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engines/cge2/events.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/>.
+ *
+ */
+
+/*
+ * This code is based on original Sfinx source code
+ * Copyright (c) 1994-1997 Janusz B. Wisniewski and L.K. Avalon
+ */
+
+#ifndef CGE2_EVENTS_H
+#define CGE2_EVENTS_H
+
+#include "common/events.h"
+#include "cge2/talk.h"
+#include "cge2/vga13h.h"
+
+namespace CGE2 {
+
+/*----------------- KEYBOARD interface -----------------*/
+
+#define kEventMax   256
+
+enum EventMask {
+	kMouseRoll = 1 << 0,
+	kMouseLeftDown = 1 << 1,
+	kMouseLeftUp = 1 << 2,
+	kMouseRightDown = 1 << 3,
+	kMouseRightUp = 1 << 4,
+	kEventAttn = 1 << 5,
+	kMouseMask = (kMouseRoll | kMouseLeftDown | kMouseLeftUp |	kMouseRightDown | kMouseRightUp),
+	kEventEsc = 1 << 7
+};
+
+class Keyboard {
+private:
+	CGE2Engine *_vm;
+public:
+	Sprite *_client;
+
+	void handleAction(Common::Event &event);
+	Sprite *setClient(Sprite *spr);
+
+	Keyboard(CGE2Engine *vm);
+	~Keyboard();
+};
+
+/*----------------- MOUSE interface -----------------*/
+
+struct CGE2Event {
+	uint16 _mask;
+	uint16 _x;
+	uint16 _y;
+	Sprite *_spritePtr;
+};
+
+class Mouse : public Sprite {
+public:
+	V2D _point;
+	Sprite *_hold;
+	bool _active;
+	int _hx;
+	int _hy;
+	bool _exist;
+	int _buttons;
+	Sprite *_busy;
+	Mouse(CGE2Engine *vm);
+	~Mouse() override;
+	void on();
+	void off();
+	void newMouse(Common::Event &event);
+private:
+	CGE2Engine *_vm;
+};
+
+/*----------------- EventManager interface -----------------*/
+
+class EventManager {
+private:
+	CGE2Engine *_vm;
+	Common::Event _event;
+	CGE2Event _eventQueue[kEventMax];
+	uint16 _eventQueueHead;
+	uint16 _eventQueueTail;
+
+	void handleEvents();
+public:
+	EventManager(CGE2Engine *vm);
+	void poll();
+	void clearEvent(Sprite *spr);
+
+	CGE2Event &getNextEvent();
+};
+
+} // End of namespace CGE
+
+#endif // #define CGE2_EVENTS_H