001package net.minecraft.client.renderer.texture;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import java.awt.image.BufferedImage;
006import java.io.File;
007import java.io.FileNotFoundException;
008import java.io.IOException;
009import java.util.ArrayList;
010import java.util.HashMap;
011import java.util.List;
012import javax.imageio.ImageIO;
013import net.minecraft.client.Minecraft;
014import net.minecraft.client.texturepacks.ITexturePack;
015
016@SideOnly(Side.CLIENT)
017public class TextureManager
018{
019    private static TextureManager instance;
020    private int nextTextureID = 0;
021    private final HashMap texturesMap = new HashMap();
022    private final HashMap mapNameToId = new HashMap();
023
024    public static void init()
025    {
026        instance = new TextureManager();
027    }
028
029    public static TextureManager instance()
030    {
031        return instance;
032    }
033
034    public int getNextTextureId()
035    {
036        return this.nextTextureID++;
037    }
038
039    public void registerTexture(String par1Str, Texture par2Texture)
040    {
041        this.mapNameToId.put(par1Str, Integer.valueOf(par2Texture.getTextureId()));
042
043        if (!this.texturesMap.containsKey(Integer.valueOf(par2Texture.getTextureId())))
044        {
045            this.texturesMap.put(Integer.valueOf(par2Texture.getTextureId()), par2Texture);
046        }
047    }
048
049    public void registerTexture(Texture par1Texture)
050    {
051        if (this.texturesMap.containsValue(par1Texture))
052        {
053            Minecraft.getMinecraft().getLogAgent().logWarning("TextureManager.registerTexture called, but this texture has already been registered. ignoring.");
054        }
055        else
056        {
057            this.texturesMap.put(Integer.valueOf(par1Texture.getTextureId()), par1Texture);
058        }
059    }
060
061    public Stitcher createStitcher(String par1Str)
062    {
063        int i = Minecraft.getGLMaximumTextureSize();
064        return new Stitcher(par1Str, i, i, true);
065    }
066
067    public List createTexture(String par1Str)
068    {
069        return createNewTexture(par1Str, par1Str, null);
070    }
071
072    public List createNewTexture(String textureName, String textureFile, TextureStitched stitched)
073    {
074        String par1Str = textureFile;
075        ArrayList arraylist = new ArrayList();
076        ITexturePack itexturepack = Minecraft.getMinecraft().texturePackList.getSelectedTexturePack();
077
078        try
079        {
080            BufferedImage bufferedimage = null;
081            int i = 0;
082            int j = 0;
083            FileNotFoundException fnfe = null;
084            try
085            {
086                bufferedimage = ImageIO.read(itexturepack.getResourceAsStream("/" + textureFile));
087                i = bufferedimage.getHeight();
088                j = bufferedimage.getWidth();
089            }
090            catch (FileNotFoundException e)
091            {
092                fnfe = e;
093            }
094            String s1 = textureName;
095
096            if (stitched != null && stitched.loadTexture(this, itexturepack, textureName, textureFile, bufferedimage, arraylist))
097            {
098                ;
099            }
100            else if (fnfe != null)
101            {
102                throw fnfe;
103            }
104            else if (this.hasAnimationTxt(par1Str, itexturepack))
105            {
106                int k = j;
107                int l = j;
108                int i1 = i / j;
109
110                for (int j1 = 0; j1 < i1; ++j1)
111                {
112                    Texture texture = this.makeTexture(s1, 2, k, l, 10496, 6408, 9728, 9728, false, bufferedimage.getSubimage(0, l * j1, k, l));
113                    arraylist.add(texture);
114                }
115            }
116            else if (j == i)
117            {
118                arraylist.add(this.makeTexture(s1, 2, j, i, 10496, 6408, 9728, 9728, false, bufferedimage));
119            }
120            else
121            {
122                Minecraft.getMinecraft().getLogAgent().logWarning("TextureManager.createTexture: Skipping " + par1Str + " because of broken aspect ratio and not animation");
123            }
124
125            return arraylist;
126        }
127        catch (FileNotFoundException filenotfoundexception)
128        {
129            Minecraft.getMinecraft().getLogAgent().logWarning("TextureManager.createTexture called for file " + par1Str + ", but that file does not exist. Ignoring.");
130        }
131        catch (IOException ioexception)
132        {
133            Minecraft.getMinecraft().getLogAgent().logWarning("TextureManager.createTexture encountered an IOException when trying to read file " + par1Str + ". Ignoring.");
134        }
135
136        return arraylist;
137    }
138
139    /**
140     * Strips directory and file extension from the specified path, returning only the filename
141     */
142    private String getBasename(String par1Str)
143    {
144        File file1 = new File(par1Str);
145        return file1.getName().substring(0, file1.getName().lastIndexOf(46));
146    }
147
148    /**
149     * Returns true if specified texture pack contains animation data for the specified texture file
150     */
151    private boolean hasAnimationTxt(String par1Str, ITexturePack par2ITexturePack)
152    {
153        String s1 = "/" + par1Str.substring(0, par1Str.lastIndexOf(46)) + ".txt";
154        boolean flag = par2ITexturePack.func_98138_b("/" + par1Str, false);
155        return Minecraft.getMinecraft().texturePackList.getSelectedTexturePack().func_98138_b(s1, !flag);
156    }
157
158    public Texture makeTexture(String par1Str, int par2, int par3, int par4, int par5, int par6, int par7, int par8, boolean par9, BufferedImage par10BufferedImage)
159    {
160        Texture texture = new Texture(par1Str, par2, par3, par4, par5, par6, par7, par8, par10BufferedImage);
161        this.registerTexture(texture);
162        return texture;
163    }
164
165    public Texture createEmptyTexture(String par1Str, int par2, int par3, int par4, int par5)
166    {
167        return this.makeTexture(par1Str, par2, par3, par4, 10496, par5, 9728, 9728, false, (BufferedImage)null);
168    }
169}