Opentk/Source/Examples/WinForms/W01_First_Window.cs
2007-11-11 19:39:09 +00:00

115 lines
3.2 KiB
C#

#region --- License ---
/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
* See license.txt for license info
*/
#endregion
#region --- Using directives ---
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using OpenTK;
using OpenTK.OpenGL;
using OpenTK.OpenGL.Enums;
#endregion
namespace Examples.WinForms
{
[Example("Simple GLControl", ExampleCategory.WinForms, 1)]
public partial class W01_First_Window : Form
{
public W01_First_Window()
{
try
{
InitializeComponent();
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine("Exception during initialization, aborting: {0}", e.ToString());
this.Close();
return;
}
}
#region Events
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
glControl1_Resize(this, EventArgs.Empty); // Ensure the Viewport is set up correctly
GL.ClearColor(Color.Crimson);
}
private void redButton_Click(object sender, EventArgs e)
{
GL.ClearColor(Color.Crimson);
glControl1.Invalidate();
}
private void greenButton_Click(object sender, EventArgs e)
{
GL.ClearColor(Color.ForestGreen);
glControl1.Invalidate();
}
private void blueButton_Click(object sender, EventArgs e)
{
GL.ClearColor(Color.RoyalBlue);
glControl1.Invalidate();
}
private void glControl1_Paint(object sender, PaintEventArgs e)
{
GL.Clear(ClearBufferMask.ColorBufferBit);
glControl1.SwapBuffers();
}
private void glControl1_Resize(object sender, EventArgs e)
{
if (glControl1.ClientSize.Height == 0)
glControl1.ClientSize = new System.Drawing.Size(glControl1.ClientSize.Width, 1);
GL.Viewport(0, 0, glControl1.ClientSize.Width, glControl1.ClientSize.Height);
}
private void glControl1_KeyDown(object sender, KeyEventArgs e)
{
switch (e.KeyData)
{
case Keys.Escape:
this.Close();
break;
}
}
#endregion
#region public static void Main()
/// <summary>
/// Entry point of this example.
/// </summary>
[STAThread]
public static void Main()
{
using (W01_First_Window example = new W01_First_Window())
{
// Get the title and category of this example using reflection.
ExampleAttribute info = ((ExampleAttribute)example.GetType().GetCustomAttributes(false)[0]);
example.Text = String.Format("OpenTK | {0} {1}: {2}", info.Category, info.Difficulty, info.Title);
example.ShowDialog();
}
}
#endregion
}
}