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package net.hackforums.jonalu.gl11testA;
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import java.awt.Font;

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import java.io.InputStream;

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import java.util.Random;

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import org.lwjgl.LWJGLException;

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import org.lwjgl.Sys;

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import org.lwjgl.opengl.Display;

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import org.lwjgl.opengl.DisplayMode;

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import org.lwjgl.opengl.GL11;

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import org.newdawn.slick.Color;

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import org.newdawn.slick.TrueTypeFont;

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import org.newdawn.slick.util.ResourceLoader;

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public class FontExample {

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	/** The fonts to draw to the screen */

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	private TrueTypeFont font;

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	private TrueTypeFont font2;

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	/** Boolean flag on whether AntiAliasing is enabled or not */

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	private boolean antiAlias = true;

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	private long lastTime;

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	private float angle;

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	/**

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	 * Start the test 

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	 */

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	public void start() {

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		initGL(800,600);

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		init();

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		while (true) {

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			GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

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			render();

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			Display.update();

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			Display.sync(100);

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			if (Display.isCloseRequested()) {

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				Display.destroy();

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				System.exit(0);

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			}

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		}

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	}

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	/**

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	 * Initialise the GL display

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	 * 

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	 * @param width The width of the display

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	 * @param height The height of the display

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	 */

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	private void initGL(int width, int height) {

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		try {

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			Display.setDisplayMode(new DisplayMode(width,height));

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			Display.create();

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			Display.setVSyncEnabled(true);

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		} catch (LWJGLException e) {

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			e.printStackTrace();

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			System.exit(0);

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		}

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		GL11.glEnable(GL11.GL_TEXTURE_2D);

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		GL11.glShadeModel(GL11.GL_SMOOTH);        

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		GL11.glDisable(GL11.GL_DEPTH_TEST);

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		GL11.glDisable(GL11.GL_LIGHTING);                    

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		GL11.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);                

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        GL11.glClearDepth(1);                                       

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        GL11.glEnable(GL11.GL_BLEND);

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        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);

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        GL11.glViewport(0,0,width,height);

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		GL11.glMatrixMode(GL11.GL_MODELVIEW);

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		GL11.glMatrixMode(GL11.GL_PROJECTION);

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		GL11.glLoadIdentity();

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		GL11.glOrtho(0, width, height, 0, 1, -1);

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		GL11.glMatrixMode(GL11.GL_MODELVIEW);

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	}

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	/**

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	 * Initialise resources

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	 */

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	public void init() {

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		// load a default java font

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		Font awtFont = new Font("Times New Roman", Font.BOLD, 24);

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		font = new TrueTypeFont(awtFont, true);

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		// load font from file

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		/*try {

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			InputStream inputStream	= ResourceLoader.getResourceAsStream("myfont.ttf");

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			Font awtFont2 = Font.createFont(Font.TRUETYPE_FONT, inputStream);

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			awtFont2 = awtFont2.deriveFont(24f); // set font size

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			font2 = new TrueTypeFont(awtFont2, antiAlias);

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		} catch (Exception e) {

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			e.printStackTrace();

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		}/**/

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	}

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	/**

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	 * Game loop render

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	 */

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	public void render() {

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        GL11.glPushMatrix();

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		Color.white.bind();

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		//GL11.glScalef(0.1F, 0.1F, 0.1F);

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		font.drawString(100, 50, "THE LIGHTWEIGHT JAVA GAMES LIBRARY", Color.yellow);

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		GL11.glPopMatrix();

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		//GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

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        // Wenn man eine bestimmte Hintergrundfarbe will macht man das. Format RGBA

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        //GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);

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        GL11.glPushMatrix();

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        //GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

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      //GL11.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);

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        // Standard Matrix laden

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        //GL11.glLoadIdentity();

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        // Bewege 10 nach unten und 60 nach hinten sodass wir was sehen

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        GL11.glTranslatef((float) 0, -10.0f, -60.0f);

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        // Unser aktuelle Zeit in ms

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        long currentTime = Sys.getTime() * 1000 / Sys.getTimerResolution();

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        // Winkel zwischen 0 und 360 wachsen lassen

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        angle += ((currentTime - lastTime) / 10.0f) % 360;

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        // Zeitpunkt des letzten Frames ist jetzt

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        lastTime = currentTime;

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        // Rotiere um die Y-Achse um angle Grad

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        //GL11.glRotatef(angle, 0.0f, 1.0f, 0.0f);

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        GL11.glRotatef(angle, 0, 1, 0);

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        // Farbe auswählen womit wir alle zukünftigen Ecken malen

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        // Farben sind entweder in RGB oder RGBA format A = Alpha = Durchsichtigkeit

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        // Bei gl______f handelt es sich um float Werte zwischen 0 und 1.0

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        // Alles andere z.B. gl______ub sollte man in Java vermeiden

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        // Beginne mit einem Viereck

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        GL11.glBegin(GL11.GL_QUADS);

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        // Erste Ecke festlegen

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        GL11.glVertex3f(-5,-5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        // Zweite Ecke festlegen

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        GL11.glVertex3f(5,-5,5);

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        // Zwischendurch farbe wechseln

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        // Dritte Ecke festlegen

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        GL11.glVertex3f(5,5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        // Vierte Ecke festlegen

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        GL11.glVertex3f(-5,5,5);

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        // Nach vier Ecken sind wir mit einem Viereck fertig... lol

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        GL11.glEnd();

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        // Zweite Seite

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        GL11.glBegin(GL11.GL_QUADS);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,-5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,-5,-5);

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        GL11.glEnd();

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        // Dritte Seite

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        GL11.glBegin(GL11.GL_QUADS);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,-5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,-5,-5);

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        GL11.glEnd();

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        // Vierte Seite

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        GL11.glBegin(GL11.GL_QUADS);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,-5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,-5,5);

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        GL11.glEnd();

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        // Fünfte Seite

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        GL11.glBegin(GL11.GL_QUADS);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,5,5);

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        GL11.glEnd();

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        // Sechste Seite

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        GL11.glBegin(GL11.GL_QUADS);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,-5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,-5,5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(5,-5,-5);

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        GL11.glColor3f(rand.nextFloat(),rand.nextFloat(),rand.nextFloat());

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        GL11.glVertex3f(-5,-5,-5);

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        GL11.glEnd();

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        GL11.glPopMatrix();

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        // Unser neuer Frame den Benutzer präsentieren

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	}

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	/**

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	 * Main method

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	 */

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	public static void main(String[] argv) {

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		FontExample fontExample = new FontExample();

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		fontExample.start();

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	}

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	Random rand = new Random();

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}
        

    


            


                                


        

            



                
    

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