GuiBetterButton.java

package buildcraft.core.gui.buttons;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.resources.ResourceLocation;

import org.lwjgl.opengl.GL11;

import buildcraft.core.gui.tooltips.ToolTip;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

/**
 *
 * @author CovertJaguar <railcraft.wikispaces.com>
 */
@SideOnly(Side.CLIENT)
public class GuiBetterButton extends GuiButton {

	public static final ResourceLocation BUTTON_TEXTURES = new ResourceLocation("buildcraft","gfx/buildcraft/gui/buttons.png");
	protected final IButtonTextureSet texture;
	private ToolTip toolTip;

	public GuiBetterButton(int id, int x, int y, String label) {
		this(id, x, y, 200, StandardButtonTextureSets.LARGE_BUTTON, label);
	}

	public GuiBetterButton(int id, int x, int y, int width, String label) {
		this(id, x, y, width, StandardButtonTextureSets.LARGE_BUTTON, label);
	}

	public GuiBetterButton(int id, int x, int y, int width, IButtonTextureSet texture, String label) {
		super(id, x, y, width, texture.getHeight(), label);
		this.texture = texture;
	}

	public int getWidth() {
		return width;
	}

	public int getHeight() {
		return texture.getHeight();
	}

	public int getTextColor(boolean mouseOver) {
		if (!enabled) {
			return 0xffa0a0a0;
		} else if (mouseOver) {
			return 0xffffa0;
		} else {
			return 0xe0e0e0;
		}
	}

	public boolean isMouseOverButton(int mouseX, int mouseY) {
		return mouseX >= xPosition && mouseY >= yPosition && mouseX < xPosition + width && mouseY < yPosition + getHeight();
	}

	protected void bindButtonTextures(Minecraft minecraft) {
		minecraft.renderEngine.func_110577_a(BUTTON_TEXTURES);
	}

	@Override
	public void drawButton(Minecraft minecraft, int mouseX, int mouseY) {
		if (!drawButton) {
			return;
		}
		FontRenderer fontrenderer = minecraft.fontRenderer;
		bindButtonTextures(minecraft);
		GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
		int xOffset = texture.getX();
		int yOffset = texture.getY();
		int h = texture.getHeight();
		int w = texture.getWidth();
		boolean mouseOver = isMouseOverButton(mouseX, mouseY);
		int hoverState = getHoverState(mouseOver);
		drawTexturedModalRect(xPosition, yPosition, xOffset, yOffset + hoverState * h, width / 2, h);
		drawTexturedModalRect(xPosition + width / 2, yPosition, xOffset + w - width / 2, yOffset + hoverState * h, width / 2, h);
		mouseDragged(minecraft, mouseX, mouseY);
		drawCenteredString(fontrenderer, displayString, xPosition + width / 2, yPosition + (h - 8) / 2, getTextColor(mouseOver));
	}

	public ToolTip getToolTip() {
		return toolTip;
	}

	public void setToolTip(ToolTip tips) {
		this.toolTip = tips;
	}
}