155 lines
4.2 KiB
C#
155 lines
4.2 KiB
C#
#region License
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//
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// The Open Toolkit Library License
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//
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// Copyright (c) 2006 - 2013 Stefanos Apostolopoulos for the Open Toolkit library.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do
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// so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Drawing;
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using OpenTK.Input;
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namespace OpenTK.Platform.SDL2
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{
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class Sdl2Mouse : IMouseDriver2, IMouseDriver
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{
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MouseState state;
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readonly List<MouseDevice> mice =
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new List<MouseDevice>();
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readonly IList<MouseDevice> mice_readonly;
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public Sdl2Mouse()
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{
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state.IsConnected = true;
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mice.Add(new MouseDevice());
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mice[0].Description = "Standard mouse";
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mice[0].NumberOfButtons = 3;
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mice[0].NumberOfWheels = 1;
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mice_readonly = mice.AsReadOnly();
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}
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#region Private Members
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MouseButton TranslateButton(Button button)
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{
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switch (button)
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{
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case Button.Left:
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return MouseButton.Left;
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case Button.Right:
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return MouseButton.Right;
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case Button.Middle:
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return MouseButton.Middle;
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case Button.X1:
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return MouseButton.Button1;
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case Button.X2:
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return MouseButton.Button2;
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default:
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Debug.Print("SDL2 unknown button {0}", button);
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return MouseButton.Left;
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}
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}
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void SetButtonState(MouseButton button, bool pressed)
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{
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if (pressed)
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{
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state.EnableBit((int)button);
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}
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else
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{
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state.DisableBit((int)button);
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}
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}
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#endregion
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#region Public Members
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public void ProcessWheelEvent(MouseWheelEvent wheel)
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{
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state.WheelPrecise += wheel.Y;
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mice[0].WheelPrecise += wheel.Y;
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}
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public void ProcessMouseEvent(MouseMotionEvent motion)
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{
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state.X += motion.Xrel;
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state.Y += motion.Yrel;
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mice[0].Position = new Point(motion.X, motion.Y);
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}
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public void ProcessMouseEvent(MouseButtonEvent button)
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{
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bool pressed = button.State == State.Pressed;
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SetButtonState(TranslateButton(button.Button), pressed);
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mice[0][TranslateButton(button.Button)] = pressed;
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}
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#endregion
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#region IMouseDriver Members
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public IList<MouseDevice> Mouse
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{
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get
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{
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return mice_readonly;
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}
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}
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#endregion
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#region IMouseDriver2 Members
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public MouseState GetState()
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{
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return state;
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}
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public MouseState GetState(int index)
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{
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if (index == 0)
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return state;
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else
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return new MouseState();
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}
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public void SetPosition(double x, double y)
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{
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SDL.WarpMouseInWindow(IntPtr.Zero, (int)x, (int)y);
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}
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#endregion
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}
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}
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