47 lines
1.2 KiB
C#
47 lines
1.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using OpenTK.OpenGL;
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namespace OpenTK.Fonts
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{
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/// <summary>
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/// Provides text printing through OpenGL 1.1 Display Lists.
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/// </summary>
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class DisplayListTextPrinter : ITextPrinterImplementation
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{
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#region IPrinter Members
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public TextHandle Load(OpenTK.Math.Vector2[] vertices, ushort[] indices)
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{
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DisplayListTextHandle handle = new DisplayListTextHandle(GL.GenLists(1));
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GL.NewList(handle.Handle, OpenTK.OpenGL.Enums.ListMode.Compile);
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GL.Begin(OpenTK.OpenGL.Enums.BeginMode.Triangles);
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foreach (ushort index in indices)
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{
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GL.TexCoord2(vertices[index + 1]);
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GL.Vertex2(vertices[index]);
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}
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GL.End();
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GL.EndList();
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return handle;
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}
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public void Draw(TextHandle handle)
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{
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GL.CallList(handle.Handle);
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}
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#endregion
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}
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public class DisplayListTextHandle : TextHandle
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{
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public DisplayListTextHandle(int handle) : base(handle) { }
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}
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}
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