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