/*
 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

package com.sun.glass.ui.monocle;

import com.sun.glass.events.MouseEvent;

class MouseInputSynthesizer {

    private static final MouseInputSynthesizer instance = new MouseInputSynthesizer();

    private final MouseState mouseState = new MouseState();

    private MouseInputSynthesizer() {
        MouseInput.getInstance().getState(mouseState);
    }

    static MouseInputSynthesizer getInstance() {
        return instance;
    }

    void setState(TouchState touchState) {
        if (touchState.getPointCount() == 0) {
            mouseState.releaseButton(MouseEvent.BUTTON_LEFT);
        } else {
            mouseState.pressButton(MouseEvent.BUTTON_LEFT);
        }
        TouchState.Point p = touchState.getPointForID(touchState.getPrimaryID());
        if (p != null) {
            mouseState.setX(p.x);
            mouseState.setY(p.y);
        }
        MouseInput.getInstance().setState(mouseState, true);
    }

}