LauncherStyle.java

/*
 * This file is part of FTB Launcher.
 *
 * Copyright © 2012-2016, FTB Launcher Contributors <https://github.com/Slowpoke101/FTBLaunch/>
 * FTB Launcher is licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.ftb.data;

import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.net.URL;
import java.util.Properties;

import javax.imageio.ImageIO;
import javax.swing.ImageIcon;

import net.ftb.log.Logger;
import net.ftb.util.OSUtils;

public class LauncherStyle extends Properties
{

	// TODO bump this???
	private static final long serialVersionUID = 6370446700503387209L;

	private static LauncherStyle currentStyle;

	private static File baseStylePath;

	static
	{
		baseStylePath = new File(OSUtils.getDynamicStorageLocation(), "launcher_styles");

		if (!baseStylePath.exists())
		{
			baseStylePath.mkdir();
		}

		currentStyle = new LauncherStyle();
		currentStyle.load();
	}

	public Color control = new Color(40, 40, 40);
	public Color text = new Color(40, 40, 40).brighter().brighter().brighter().brighter().brighter();
	public Color nimbusBase = new Color(0, 0, 0);
	public Color nimbusFocus = new Color(40, 40, 40);
	public Color nimbusBorder = new Color(40, 40, 40);
	public Color nimbusLightBackground = new Color(40, 40, 40);
	public Color info = new Color(40, 40, 40).brighter().brighter();
	public Color nimbusSelectionBackground = new Color(40, 40, 40).brighter().brighter();
	public Color footerColor = new Color(25, 25, 25);
	public Color filterTextColor = new Color(243, 119, 31);
	public Color filterInnerTextColor = new Color(255, 255, 255);
	public Color tabPaneBackground = new Color(255, 255, 255, 0);
	public Color tabPaneForeground = new Color(255, 255, 255);
	public Color headerImageColor = new Color(255, 255, 255);
	public Color headerColor = new Color(243, 119, 31);
	public Color headerImageHighlightColor = new Color(236, 26, 61);
	public Color headerHighlightColor = new Color(236, 26, 61);

	public void load ()
	{
		this.load(Settings.getSettings().getStyle());
	}

	public void load (String file)
	{
		File filename = new File(baseStylePath, file);
		if (new File(baseStylePath, file).exists())
		{
			try
			{
				this.load(new FileReader(filename));
			}
			catch (FileNotFoundException e)
			{
				Logger.logWarn("Could not load style", e);
			}
			catch (IOException e)
			{
				Logger.logWarn("Could not load style", e);
			}
		}

		this.control = loadColor("control", this.control);
		this.text = loadColor("text", this.text);
		this.nimbusBase = loadColor("nimbusBase", this.nimbusBase);
		this.nimbusFocus = loadColor("nimbusFocus", this.nimbusFocus);
		this.nimbusBorder = loadColor("nimbusBorder", this.nimbusBorder);
		this.nimbusLightBackground = loadColor("nimbusLightBackground", this.nimbusLightBackground);
		this.info = loadColor("info", this.info);
		this.nimbusSelectionBackground = loadColor("nimbusSelectionBackground", this.nimbusSelectionBackground);
		this.footerColor = loadColor("footerColor", this.footerColor);
		this.filterTextColor = loadColor("filterTextColor", this.filterTextColor);
		this.filterInnerTextColor = loadColor("filterInnerTextColor", this.filterInnerTextColor);
		// todo add all the new color swap stuffs in here!!!
		try
		{
			this.store(new FileOutputStream(filename), "FTB Style File");
		}
		catch (FileNotFoundException e)
		{
			Logger.logWarn("Could not save style", e);
		}
		catch (IOException e)
		{
			Logger.logWarn("Could not save style", e);
		}
	}

	public static String getColorAsString (Color col)
	{
		return col.getRed() + "," + col.getGreen() + "," + col.getBlue();
	}

	public static Color getStringAsColor (String str)
	{
		String[] tokens = str.split(",");
		return new Color(Integer.parseInt(tokens[0]), Integer.parseInt(tokens[1]), Integer.parseInt(tokens[2]));
	}

	private Color loadColor (String string, Color defaultColor)
	{
		String defaultColorStr = getColorAsString(defaultColor);
		if (!this.containsKey(string))
		{
			this.setProperty(string, defaultColorStr);
		}
		return getStringAsColor(this.getProperty(string, defaultColorStr));
	}

	public static LauncherStyle getCurrentStyle ()
	{
		return currentStyle;
	}

	public static void setCurrentStyle (LauncherStyle currentStyle)
	{
		LauncherStyle.currentStyle = currentStyle;
	}

	// convienience method for handling header icons
	public ImageIcon filterHeaderIcon (URL u)
	{
		try
		{
			return changeColor(ImageIO.read(u), headerImageColor, headerColor, headerImageHighlightColor, headerHighlightColor);
		}
		catch (Exception e)
		{
			Logger.logWarn("error changing colors, using default instead");
		}
		return new ImageIcon(u);
	}

	public ImageIcon changeColor (BufferedImage image, Color toReplace, Color newColor, Color toReplace2, Color newColor2)
	{
		BufferedImage destImage = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_ARGB);

		Graphics2D g = destImage.createGraphics();
		g.drawImage(image, null, 0, 0);
		g.dispose();
		for(int i = 0; i < destImage.getWidth(); i++)
		{
			for(int j = 0; j < destImage.getHeight(); j++)
			{
				Color c = new Color(image.getRGB(i, j), true);
				if (toReplace != null && compareColors(toReplace, c))
				{
					destImage.setRGB(i, j, getRGB(newColor, c));
				}
				if (toReplace2 != null && compareColors(toReplace2, c))
				{
					destImage.setRGB(i, j, getRGB(newColor2, c));
				}

			}
		}
		return new ImageIcon(destImage);
	}

	public boolean compareColors (Color b, Color c)
	{
		// ignores transparency, we add this back in in the getRGB method
		return c.getBlue() == b.getBlue() && c.getRed() == b.getRed() && c.getGreen() == b.getGreen();
	}

	public int getRGB (Color nw, Color oldColorWithTrans)
	{
		return new Color(nw.getRed(), nw.getGreen(), nw.getBlue(), oldColorWithTrans.getAlpha()).getRGB();
	}
}