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104 lines
2.8 KiB
C#
104 lines
2.8 KiB
C#
/*
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BSD 2-Clause License
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Copyright Vulcan Inc. 2017-2018 and Living Computer Museum + Labs 2018
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace D.IOP
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{
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[Flags]
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public enum StarMouseButton
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{
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None = 0,
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Left = 0x4,
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Right = 0x2,
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Middle = 0x1,
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}
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public class Mouse
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{
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public Mouse()
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{
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}
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public int MouseX
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{
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get { return _mouseX; }
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}
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public int MouseY
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{
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get { return _mouseY; }
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}
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public StarMouseButton Buttons
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{
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get { return _buttons; }
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}
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public void Clear()
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{
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_mouseX = 0;
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_mouseY = 0;
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}
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public void MouseDown(StarMouseButton button)
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{
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_buttons |= button;
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}
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public void MouseUp(StarMouseButton button)
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{
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_buttons &= (~button);
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}
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public void MouseMove(int dx, int dy)
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{
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_mouseX += dx;
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_mouseY += dy;
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// Clip into range (-128 to 127)
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_mouseX = Math.Max(-128, _mouseX);
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_mouseX = Math.Min(127, _mouseX);
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_mouseY = Math.Max(-128, _mouseY);
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_mouseY = Math.Min(127, _mouseY);
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}
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private int _mouseX;
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private int _mouseY;
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private StarMouseButton _buttons;
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}
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}
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