package com.flaremicro.visualforecast.icons.impl;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.geom.Path2D;

import com.flaremicro.visualforecast.icons.Icon;

public class RainIcon extends Icon {
	private final int rainCount;
	private final float rainSpace;
	private final Icon cloudIcon;
	
	Path2D.Float[] rainPath = new Path2D.Float[6];
	Color[] aniColors = new Color[]{
			//new Color(0x0000FF),
			new Color(0x0022FF),
			//new Color(0x0044FF),
			new Color(0x0066FF),
			//new Color(0x0088FF),
			new Color(0x00DDFF),
			//new Color(0x00CCFF),
			new Color(0xFFFFFF),
			//new Color(0x0088FF),
			new Color(0x00DDFF),
			//new Color(0x0044FF),
			new Color(0x0066FF),
	};
	
	public RainIcon(int id, int rainCount, float rainSpace, Icon cloudIcon)
	{
		super(id);
		this.rainCount = rainCount;
		this.rainSpace = rainSpace * 0.125F;
		this.cloudIcon = cloudIcon;
		for(int i = 0; i < rainPath.length; i++)
		{
			float ph = 0.075F;
			float pw = 0.1F;
			float poff = 0.037F;
			float xoff = poff*i;
			float yoff = ph*i;
			rainPath[i] = new Path2D.Float();
			rainPath[i].moveTo(0F+xoff, 1F-yoff);
			rainPath[i].lineTo(poff+xoff, 1F-ph-yoff);
			rainPath[i].lineTo(pw+poff+xoff, 1F-ph-yoff);
			rainPath[i].lineTo(pw+xoff, 1F-yoff);
			rainPath[i].closePath();
		}
	}

	@Override
	public void drawIcon(Graphics2D g2d, float scale, int animationStep) {
		g2d.setStroke(new BasicStroke(4/scale));
		for(int j = 0; j < rainCount; j++)
		{
			g2d.translate(j*rainSpace, 0F);
			g2d.setColor(Color.BLACK);
			for(int i = 0; i < rainPath.length; i++)
			{
				g2d.draw(rainPath[i]);
			}
			for(int i = 0; i < rainPath.length; i++)
			{
				
					g2d.setColor(aniColors[Math.abs(i-j+animationStep) % aniColors.length]);
					g2d.fill(rainPath[i]);
			}
			g2d.translate(-j*rainSpace, 0F);
		}
		g2d.translate(0F, -0.10F);
		g2d.scale(1F, 0.8F);
		cloudIcon.drawIcon(g2d, scale, animationStep);
		g2d.scale(1F, 1.25F);
		g2d.translate(0F, 0.10F);
	}

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

}