150 lines
5 KiB
C#
150 lines
5 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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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Diagnostics;
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using System.Drawing;
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using System.Threading;
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using OpenTK;
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using OpenTK.Graphics;
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using OpenTK.Input;
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namespace Examples.Tests
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{
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[Example("GameWindow states", ExampleCategory.Test)]
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public class GameWindowStates : GameWindow
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{
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Font font = new Font(FontFamily.GenericSansSerif, 16.0f);
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TextPrinter printer = new TextPrinter();
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#region GetNext and GetPrevious methods for enums.
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T GetNext<T>(T t)
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{
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if (!(t is Enum))
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throw new ArgumentException(String.Format("Should be an Enum type (is {0}).", t.GetType().ToString()),
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"t");
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string[] names = Enum.GetNames(t.GetType());
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T[] values = (T[])Enum.GetValues(t.GetType());
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int current_index = Array.IndexOf(names, t.ToString());
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if (current_index >= values.Length - 1)
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return values[0];
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else
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return values[current_index + 1];
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}
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T GetPrevious<T>(T t)
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{
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if (!(t is Enum))
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throw new ArgumentException(String.Format("Should be an Enum type (is {0}).", t.GetType().ToString()),
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"t");
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string[] names = Enum.GetNames(t.GetType());
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T[] values = (T[])Enum.GetValues(t.GetType());
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int current_index = Array.IndexOf(names, t.ToString());
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if (current_index <= 0)
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return values[values.Length - 1];
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else
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return values[current_index - 1];
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}
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#endregion
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public GameWindowStates()
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: base(800, 600)
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{
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this.VSync = VSyncMode.On;
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this.Keyboard.KeyRepeat = true;
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this.Keyboard.KeyUp += new OpenTK.Input.KeyUpEvent(Keyboard_KeyUp);
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GL.ClearColor(System.Drawing.Color.MidnightBlue);
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}
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void Keyboard_KeyUp(KeyboardDevice sender, Key key)
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{
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switch (key)
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{
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case OpenTK.Input.Key.Escape:
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this.Exit();
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break;
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case OpenTK.Input.Key.Number1:
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if (sender[Key.ShiftLeft] || sender[Key.ShiftRight])
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WindowState = GetPrevious(WindowState);
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else if (sender[Key.AltLeft] || sender[Key.AltRight])
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WindowState = GetNext(GetNext(WindowState));
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else if (sender[Key.ControlLeft] || sender[Key.ControlRight])
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WindowState = GetPrevious(GetPrevious(WindowState));
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else
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WindowState = GetNext(WindowState);
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break;
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case OpenTK.Input.Key.Number2:
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if (sender[Key.ShiftLeft] || sender[Key.ShiftRight])
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WindowBorder = GetPrevious(WindowBorder);
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else
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WindowBorder = GetNext(WindowBorder);
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break;
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case OpenTK.Input.Key.Number3:
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if (this.WindowState == WindowState.Fullscreen)
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this.WindowState = WindowState.Normal;
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else
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this.WindowState = WindowState.Fullscreen;
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break;
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}
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}
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protected override void OnResize(OpenTK.Platform.ResizeEventArgs e)
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{
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GL.Viewport(0, 0, Width, Height);
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}
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public override void OnRenderFrame(RenderFrameEventArgs e)
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{
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GL.Clear(ClearBufferMask.ColorBufferBit);
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printer.Begin();
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printer.Print("Instructions:", font, Color.White);
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GL.Translate(0, font.Height, 0);
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printer.Print(String.Format("1 - cycle through window styles (current: {0}).", this.WindowState), font, Color.White, RectangleF.Empty);
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GL.Translate(0, font.Height, 0);
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printer.Print(String.Format("2 - cycle through window borders (current: {0}).", this.WindowBorder), font, Color.White, RectangleF.Empty);
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GL.Translate(0, font.Height, 0);
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printer.Print(String.Format("3 - toggle fullscreen (current: {0}).",
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this.WindowState == WindowState.Fullscreen ? "enabled" : "disabled"), font, Color.White, RectangleF.Empty);
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printer.End();
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SwapBuffers();
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Thread.Sleep(5);
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}
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public static void Main()
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{
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using (GameWindowStates ex = new GameWindowStates())
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{
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Utilities.SetWindowTitle(ex);
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ex.Run(20.0);
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}
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}
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}
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}
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