com.projectzed.mod.gui.component.GuiClearButton.java Source code

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Here is the source code for com.projectzed.mod.gui.component.GuiClearButton.java

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/* This file is part of Project-Zed. Project-Zed is free software: you can redistribute it and/or modify it under the terms of the GNU General Public 
* License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Project-Zed is 
* distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A 
* PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along 
* with Project-Zed. If not, see <http://www.gnu.org/licenses/>
*/
package com.projectzed.mod.gui.component;

import org.lwjgl.opengl.GL11;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.ResourceLocation;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

/**
 * Class containing code for custom clear button to be used primarily with Fabrication table.
 * 
 * @author hockeyhurd
 * @version Dec 31, 2014
 */
@SideOnly(Side.CLIENT)
public class GuiClearButton extends GuiButton {

    protected final Tessellator TESS;
    protected final ResourceLocation TEXTURE = new ResourceLocation("projectzed", "textures/gui/clearButton.png");;
    protected final float PIXEL;
    protected float calc;

    /**
     * @param id
     * @param x
     * @param y
     * @param text
     */
    public GuiClearButton(int id, int x, int y, String text) {
        super(id, x, y, text);
        this.width = 12;
        this.height = 12;
        this.PIXEL = 1f / 12f;

        this.TESS = Tessellator.instance;
    }

    /**
     * @param id
     * @param x
     * @param y
     * @param width
     * @param height
     * @param text
     */
    public GuiClearButton(int id, int x, int y, int width, int height, String text) {
        super(id, x, y, width, height, text);
        this.width = 12;
        this.height = 12;
        this.PIXEL = 1f / 12f;

        this.TESS = Tessellator.instance;
    }

    /*
     * (non-Javadoc)
     * @see net.minecraft.client.gui.GuiButton#drawButton(net.minecraft.client.Minecraft, int, int)
     */
    @Override
    public void drawButton(Minecraft minecraft, int x, int y) {
        if (this.visible) {
            FontRenderer fontrenderer = minecraft.fontRenderer;
            GL11.glColor4f(1f, 1f, 1f, 1f);
            Minecraft.getMinecraft().getTextureManager().bindTexture(this.TEXTURE);

            calc = width * this.PIXEL;

            this.TESS.startDrawingQuads();

            this.TESS.addVertexWithUV(xPosition, yPosition, 0, 0, 0);// bottom left texture
            this.TESS.addVertexWithUV(xPosition, yPosition + height, 0, 0, calc);// top left
            this.TESS.addVertexWithUV(xPosition + width, yPosition + height, 0, calc, calc);// top right
            this.TESS.addVertexWithUV(xPosition + width, yPosition, 0, calc, 0);// bottom right

            this.TESS.draw();

            this.drawCenteredString(fontrenderer, this.displayString, this.xPosition + this.width / 2,
                    this.yPosition + (this.height - 8) / 2, 0xffffffff);
        }
    }

}