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engines/access/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/>.
+ *
+ */
+
+#ifndef ACCESS_EVENTS_H
+#define ACCESS_EVENTS_H
+
+#include "common/scummsys.h"
+#include "common/events.h"
+#include "common/stack.h"
+
+namespace Access {
+
+enum CursorType {
+	CURSOR_NONE = -1,
+	CURSOR_ARROW = 0, CURSOR_CROSSHAIRS, CURSOR_2, CURSOR_3, CURSOR_LOOK,
+	CURSOR_USE, CURSOR_TAKE, CURSOR_CLIMB, CURSOR_TALK, CURSOR_HELP,
+	CURSOR_INVENTORY = 99
+};
+
+#define GAME_FRAME_RATE 100
+#define GAME_FRAME_TIME (1000 / GAME_FRAME_RATE)
+#define GAME_TIMER_TIME 15
+
+class AccessEngine;
+
+class EventsManager {
+private:
+	AccessEngine *_vm;
+	uint32 _frameCounter;
+	uint32 _priorFrameTime;
+	uint32 _priorTimerTime;
+	Common::KeyCode _keyCode;
+	Common::CustomEventType _action;
+
+	Graphics::Surface _invCursor;
+	bool checkForNextFrameCounter();
+	bool checkForNextTimerUpdate();
+	void nextFrame();
+	void nextTimer();
+	void keyControl(Common::KeyCode keycode, bool isKeyDown);
+	void actionControl(Common::CustomEventType action, bool isKeyDown);
+public:
+	CursorType _cursorId;
+	CursorType _normalMouse;
+	bool _leftButton, _rightButton;
+	bool _middleButton;
+	bool _wheelUp, _wheelDown;
+	Common::Point _mousePos;
+	int _mouseCol, _mouseRow;
+	bool _cursorExitFlag;
+	int _vbCount;
+public:
+	/**
+	 * Constructor
+	 */
+	EventsManager(AccessEngine *vm);
+
+	/**
+	 * Destructor
+	 */
+	~EventsManager();
+
+	/**
+	 * Return frame counter
+	 */
+	uint32 getFrameCounter() const { return _frameCounter; }
+
+	/**
+	 * Sets the cursor and reset the normal cursor
+	 */
+	void forceSetCursor(CursorType cursorId);
+
+	/**
+	 * Sets the normal cursor
+	 */
+	void setNormalCursor(CursorType cursorId);
+
+	/**
+	 * Sets the cursor
+	 */
+	void setCursor(CursorType cursorId);
+
+	/**
+	 * Set the image for the inventory cursor
+	 */
+	void setCursorData(Graphics::ManagedSurface *src, const Common::Rect &r);
+
+	/**
+	 * Return the current cursor Id
+	 */
+	CursorType getCursor() const { return _cursorId; }
+
+	/**
+	 * Show the mouse cursor
+	 */
+	void showCursor();
+
+	/**
+	 * Hide the mouse cursor
+	 */
+	void hideCursor();
+
+	/**
+	 * Returns if the mouse cursor is visible
+	 */
+	bool isCursorVisible();
+
+	void pollEvents(bool skipTimers = false);
+
+	void pollEventsAndWait();
+
+	void zeroKeysActions();
+
+	bool getAction(Common::CustomEventType &action);
+
+	Common::CustomEventType peekAction() const { return _action; }
+
+	Common::KeyCode peekKeyCode() const { return _keyCode; }
+
+	bool isKeyActionPending() const;
+
+	void delay(int time = 5);
+
+	void delayUntilNextFrame();
+
+	void debounceLeft();
+
+	void clearEvents();
+
+	void waitKeyActionMouse();
+
+	const Common::Point &getMousePos() const { return _mousePos; }
+
+	Common::Point calcRawMouse();
+
+	int checkMouseBox1(const Common::Array<Common::Rect> &rects);
+
+	bool isKeyActionMousePressed();
+
+	void centerMousePos();
+	void restrictMouse();
+};
+
+} // End of namespace Access
+
+#endif /* ACCESS_EVENTS_H */