/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.client.gui.widgets;


import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.util.ResourceLocation;

import appeng.container.interfaces.IProgressProvider;
import appeng.core.localization.GuiText;

public class GuiProgressBar extends GuiButton implements ITooltip
{

	public enum Direction
	{
		HORIZONTAL, VERTICAL
	}

	private final IProgressProvider source;
	private final ResourceLocation texture;
	private final int fill_u;
	private final int fill_v;
	private final Direction layout;

	private String fullMsg;
	private final String titleName;

	public GuiProgressBar(IProgressProvider source, String texture, int posX, int posY, int u, int y, int _width, int _height, Direction dir)
	{
		this( source, texture, posX, posY, u, y, _width, _height, dir, null );
	}

	public GuiProgressBar(IProgressProvider source, String texture, int posX, int posY, int u, int y, int _width, int _height, Direction dir, String title)
	{
		super( posX, posY, _width, "" );
		this.source = source;
		this.xPosition = posX;
		this.yPosition = posY;
		this.texture = new ResourceLocation( "appliedenergistics2", "textures/" + texture );
		this.width = _width;
		this.height = _height;
		this.fill_u = u;
		this.fill_v = y;
		this.layout = dir;
		this.titleName = title;
	}

	@Override
	public void drawButton(Minecraft par1Minecraft, int par2, int par3)
	{
		if ( this.visible )
		{
			par1Minecraft.getTextureManager().bindTexture( this.texture );
			int max = this.source.getMaxProgress();
			int current = this.source.getCurrentProgress();

			if ( this.layout == Direction.VERTICAL )
			{
				int diff = this.height - (max > 0 ? (this.height * current) / max : 0);
				this.drawTexturedModalRect( this.xPosition, this.yPosition + diff, this.fill_u, this.fill_v + diff, this.width, this.height - diff );
			}
			else
			{
				int diff = this.width - (max > 0 ? (this.width * current) / max : 0);
				this.drawTexturedModalRect( this.xPosition, this.yPosition, this.fill_u + diff, this.fill_v, this.width - diff, this.height );
			}

			this.mouseDragged( par1Minecraft, par2, par3 );
		}
	}

	public void setFullMsg(String msg)
	{
		this.fullMsg = msg;
	}

	@Override
	public String getMessage()
	{
		if ( this.fullMsg != null )
			return this.fullMsg;

		return (this.titleName != null ? this.titleName : "") + '\n' + this.source.getCurrentProgress() + ' ' + GuiText.Of.getLocal() + ' ' + this.source.getMaxProgress();
	}

	@Override
	public int xPos()
	{
		return this.xPosition - 2;
	}

	@Override
	public int yPos()
	{
		return this.yPosition - 2;
	}

	@Override
	public int getWidth()
	{
		return this.width + 4;
	}

	@Override
	public int getHeight()
	{
		return this.height + 4;
	}

	@Override
	public boolean isVisible()
	{
		return true;
	}

}