65 lines
2.5 KiB
C#
65 lines
2.5 KiB
C#
using System;
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using System.Windows.Forms;
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namespace BizHawk.Bizware.BizwareGL
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{
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/// <summary>
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/// a base class for deriving/wrapping from a IGraphicsControl.
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/// This is to work around the annoyance that we cant inherit from a control whose type is unknown (it would be delivered by the selected BizwareGL driver)
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/// and so we have to resort to composition and c# sucks and events suck.
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/// </summary>
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public class GraphicsControl : UserControl
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{
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public GraphicsControl(IGL owner)
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{
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IGL = owner;
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SetStyle(ControlStyles.Opaque, true);
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SetStyle(ControlStyles.UserPaint, true);
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SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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SetStyle(ControlStyles.UserMouse, true);
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//in case we need it
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//GLControl.GetType().GetMethod("SetStyle", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(GLControl, new object[] { System.Windows.Forms.ControlStyles.UserMouse, true });
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IGC = owner.Internal_CreateGraphicsControl();
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Managed = IGC as Control;
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Managed.Dock = DockStyle.Fill;
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Controls.Add(Managed);
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//pass through these events to the form. I tried really hard to find a better way, but there is none.
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//(dont use HTTRANSPARENT, it isnt portable, I would assume)
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Managed.MouseDoubleClick += (object sender, MouseEventArgs e) => OnMouseDoubleClick(e);
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Managed.MouseClick += (object sender, MouseEventArgs e) => OnMouseClick(e);
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Managed.MouseEnter += (object sender, EventArgs e) => OnMouseEnter(e);
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Managed.MouseLeave += (object sender, EventArgs e) => OnMouseLeave(e);
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Managed.MouseMove += (object sender, MouseEventArgs e) => OnMouseMove(e);
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//the GraphicsControl is occupying all of our area. So we pretty much never get paint events ourselves.
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//So lets capture its paint event and use it for ourselves (it doesnt know how to do anything, anyway)
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Managed.Paint += new PaintEventHandler(GraphicsControl_Paint);
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}
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/// <summary>
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/// If this is the main window, things may be special
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/// </summary>
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public bool MainWindow;
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void GraphicsControl_Paint(object sender, PaintEventArgs e)
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{
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OnPaint(e);
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}
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public readonly IGL IGL;
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IGraphicsControl IGC;
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Control Managed;
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//public virtual Control Control { get { return Managed; } } //do we need this anymore?
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public virtual void SetVsync(bool state) { IGC.SetVsync(state); }
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public virtual void SwapBuffers() { IGC.SwapBuffers(); }
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public virtual void Begin() { IGC.Begin(); }
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public virtual void End() { IGC.End(); }
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}
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} |