GuiButtonNotes.java

package openeye.notes;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.util.ResourceLocation;
import org.lwjgl.opengl.GL11;

public class GuiButtonNotes extends GuiButton {

	public static final ResourceLocation TEXTURE = new ResourceLocation("openeye", "textures/gui/buttons.png");

	private NoteIcons icon;

	private boolean blink;

	private int count;

	public GuiButtonNotes(int id, int x, int y) {
		super(id, x, y, 20, 20, "");
	}

	public void setBlinking(boolean blinking) {
		this.blink = blinking;
	}

	public void setIcon(NoteIcons icon) {
		this.icon = icon;
	}

	@Override
	public void drawButton(Minecraft mc, int mouseX, int mouseY) {
		mc.getTextureManager().bindTexture(TEXTURE);
		GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
		final boolean mouseOverButton = isMouseOverButton(mouseX, mouseY);

		int textureU;

		if (blink && ((count++ & 0x10) != 0)) textureU = 40;
		else if (mouseOverButton) textureU = 20;
		else textureU = 0;

		drawTexturedModalRect(xPosition, yPosition, textureU, 0, width, height);

		drawTexturedModalRect(xPosition + 2, yPosition + 2, icon.textureU + 2, icon.textureV + 2, 16, 16);
	}

	protected boolean isMouseOverButton(int mouseX, int mouseY) {
		return mouseX >= this.xPosition && mouseY >= this.yPosition && mouseX < this.xPosition + this.width && mouseY < this.yPosition + this.height;
	}
}