001package net.minecraft.client.gui;
002
003import cpw.mods.fml.client.GuiModList;
004import cpw.mods.fml.common.FMLCommonHandler;
005import cpw.mods.fml.relauncher.Side;
006import cpw.mods.fml.relauncher.SideOnly;
007import java.awt.image.BufferedImage;
008import java.io.BufferedReader;
009import java.io.IOException;
010import java.io.InputStreamReader;
011import java.net.URI;
012import java.nio.charset.Charset;
013import java.util.ArrayList;
014import java.util.Calendar;
015import java.util.Date;
016import java.util.List;
017import java.util.Random;
018import net.minecraft.client.Minecraft;
019import net.minecraft.client.renderer.Tessellator;
020import net.minecraft.client.texturepacks.GuiTexturePacks;
021import net.minecraft.util.MathHelper;
022import net.minecraft.util.StringTranslate;
023import net.minecraft.world.demo.DemoWorldServer;
024import net.minecraft.world.storage.ISaveFormat;
025import net.minecraft.world.storage.WorldInfo;
026import org.lwjgl.opengl.GL11;
027import org.lwjgl.util.glu.GLU;
028
029import com.google.common.base.Strings;
030import com.google.common.collect.Lists;
031
032@SideOnly(Side.CLIENT)
033public class GuiMainMenu extends GuiScreen
034{
035    /** The RNG used by the Main Menu Screen. */
036    private static final Random rand = new Random();
037
038    /** Counts the number of screen updates. */
039    private float updateCounter = 0.0F;
040
041    /** The splash message. */
042    private String splashText = "missingno";
043    private GuiButton buttonResetDemo;
044
045    /** Timer used to rotate the panorama, increases every tick. */
046    private int panoramaTimer = 0;
047
048    /**
049     * Texture allocated for the current viewport of the main menu's panorama background.
050     */
051    private int viewportTexture;
052    private String field_92025_p;
053
054    /** An array of all the paths to the panorama pictures. */
055    private static final String[] titlePanoramaPaths = new String[] {"/title/bg/panorama0.png", "/title/bg/panorama1.png", "/title/bg/panorama2.png", "/title/bg/panorama3.png", "/title/bg/panorama4.png", "/title/bg/panorama5.png"};
056    private int field_92024_r;
057    private int field_92023_s;
058    private int field_92022_t;
059    private int field_92021_u;
060    private int field_92020_v;
061    private int field_92019_w;
062
063    public GuiMainMenu()
064    {
065        BufferedReader var1 = null;
066
067        try
068        {
069            ArrayList var2 = new ArrayList();
070            var1 = new BufferedReader(new InputStreamReader(GuiMainMenu.class.getResourceAsStream("/title/splashes.txt"), Charset.forName("UTF-8")));
071            String var3;
072
073            while ((var3 = var1.readLine()) != null)
074            {
075                var3 = var3.trim();
076
077                if (var3.length() > 0)
078                {
079                    var2.add(var3);
080                }
081            }
082
083            do
084            {
085                this.splashText = (String)var2.get(rand.nextInt(var2.size()));
086            }
087            while (this.splashText.hashCode() == 125780783);
088        }
089        catch (IOException var12)
090        {
091            ;
092        }
093        finally
094        {
095            if (var1 != null)
096            {
097                try
098                {
099                    var1.close();
100                }
101                catch (IOException var11)
102                {
103                    ;
104                }
105            }
106        }
107
108        this.updateCounter = rand.nextFloat();
109    }
110
111    /**
112     * Called from the main game loop to update the screen.
113     */
114    public void updateScreen()
115    {
116        ++this.panoramaTimer;
117    }
118
119    /**
120     * Returns true if this GUI should pause the game when it is displayed in single-player
121     */
122    public boolean doesGuiPauseGame()
123    {
124        return false;
125    }
126
127    /**
128     * Fired when a key is typed. This is the equivalent of KeyListener.keyTyped(KeyEvent e).
129     */
130    protected void keyTyped(char par1, int par2) {}
131
132    /**
133     * Adds the buttons (and other controls) to the screen in question.
134     */
135    public void initGui()
136    {
137        this.viewportTexture = this.mc.renderEngine.allocateAndSetupTexture(new BufferedImage(256, 256, 2));
138        Calendar var1 = Calendar.getInstance();
139        var1.setTime(new Date());
140
141        if (var1.get(2) + 1 == 11 && var1.get(5) == 9)
142        {
143            this.splashText = "Happy birthday, ez!";
144        }
145        else if (var1.get(2) + 1 == 6 && var1.get(5) == 1)
146        {
147            this.splashText = "Happy birthday, Notch!";
148        }
149        else if (var1.get(2) + 1 == 12 && var1.get(5) == 24)
150        {
151            this.splashText = "Merry X-mas!";
152        }
153        else if (var1.get(2) + 1 == 1 && var1.get(5) == 1)
154        {
155            this.splashText = "Happy new year!";
156        }
157        else if (var1.get(2) + 1 == 10 && var1.get(5) == 31)
158        {
159            this.splashText = "OOoooOOOoooo! Spooky!";
160        }
161
162        StringTranslate var2 = StringTranslate.getInstance();
163        int var4 = this.height / 4 + 48;
164
165        if (this.mc.isDemo())
166        {
167            this.addDemoButtons(var4, 24, var2);
168        }
169        else
170        {
171            this.addSingleplayerMultiplayerButtons(var4, 24, var2);
172        }
173
174        this.controlList.add(new GuiButton(3, this.width / 2 - 100, var4 + 48, 98, 20, var2.translateKey("menu.mods")));
175        this.controlList.add(new GuiButton(6, this.width / 2 + 2, var4 + 48, 98, 20, "Mods"));
176
177        if (this.mc.hideQuitButton)
178        {
179            this.controlList.add(new GuiButton(0, this.width / 2 - 100, var4 + 72, var2.translateKey("menu.options")));
180        }
181        else
182        {
183            this.controlList.add(new GuiButton(0, this.width / 2 - 100, var4 + 72 + 12, 98, 20, var2.translateKey("menu.options")));
184            this.controlList.add(new GuiButton(4, this.width / 2 + 2, var4 + 72 + 12, 98, 20, var2.translateKey("menu.quit")));
185        }
186
187        this.controlList.add(new GuiButtonLanguage(5, this.width / 2 - 124, var4 + 72 + 12));
188        this.field_92025_p = "";
189        String var5 = System.getProperty("os_architecture");
190        String var6 = System.getProperty("java_version");
191
192        if ("ppc".equalsIgnoreCase(var5))
193        {
194            this.field_92025_p = "\u00a7lNotice!\u00a7r PowerPC compatibility will be dropped in Minecraft 1.6";
195        }
196        else if (var6 != null && var6.startsWith("1.5"))
197        {
198            this.field_92025_p = "\u00a7lNotice!\u00a7r Java 1.5 compatibility will be dropped in Minecraft 1.6";
199        }
200
201        this.field_92023_s = this.fontRenderer.getStringWidth(this.field_92025_p);
202        this.field_92024_r = this.fontRenderer.getStringWidth("Please click \u00a7nhere\u00a7r for more information.");
203        int var7 = Math.max(this.field_92023_s, this.field_92024_r);
204        this.field_92022_t = (this.width - var7) / 2;
205        this.field_92021_u = ((GuiButton)this.controlList.get(0)).yPosition - 24;
206        this.field_92020_v = this.field_92022_t + var7;
207        this.field_92019_w = this.field_92021_u + 24;
208    }
209
210    /**
211     * Adds Singleplayer and Multiplayer buttons on Main Menu for players who have bought the game.
212     */
213    private void addSingleplayerMultiplayerButtons(int par1, int par2, StringTranslate par3StringTranslate)
214    {
215        this.controlList.add(new GuiButton(1, this.width / 2 - 100, par1, par3StringTranslate.translateKey("menu.singleplayer")));
216        this.controlList.add(new GuiButton(2, this.width / 2 - 100, par1 + par2 * 1, par3StringTranslate.translateKey("menu.multiplayer")));
217    }
218
219    /**
220     * Adds Demo buttons on Main Menu for players who are playing Demo.
221     */
222    private void addDemoButtons(int par1, int par2, StringTranslate par3StringTranslate)
223    {
224        this.controlList.add(new GuiButton(11, this.width / 2 - 100, par1, par3StringTranslate.translateKey("menu.playdemo")));
225        this.controlList.add(this.buttonResetDemo = new GuiButton(12, this.width / 2 - 100, par1 + par2 * 1, par3StringTranslate.translateKey("menu.resetdemo")));
226        ISaveFormat var4 = this.mc.getSaveLoader();
227        WorldInfo var5 = var4.getWorldInfo("Demo_World");
228
229        if (var5 == null)
230        {
231            this.buttonResetDemo.enabled = false;
232        }
233    }
234
235    /**
236     * Fired when a control is clicked. This is the equivalent of ActionListener.actionPerformed(ActionEvent e).
237     */
238    protected void actionPerformed(GuiButton par1GuiButton)
239    {
240        if (par1GuiButton.id == 0)
241        {
242            this.mc.displayGuiScreen(new GuiOptions(this, this.mc.gameSettings));
243        }
244
245        if (par1GuiButton.id == 5)
246        {
247            this.mc.displayGuiScreen(new GuiLanguage(this, this.mc.gameSettings));
248        }
249
250        if (par1GuiButton.id == 1)
251        {
252            this.mc.displayGuiScreen(new GuiSelectWorld(this));
253        }
254
255        if (par1GuiButton.id == 2)
256        {
257            this.mc.displayGuiScreen(new GuiMultiplayer(this));
258        }
259
260        if (par1GuiButton.id == 3)
261        {
262            this.mc.displayGuiScreen(new GuiTexturePacks(this));
263        }
264
265        if (par1GuiButton.id == 4)
266        {
267            this.mc.shutdown();
268        }
269
270        if (par1GuiButton.id == 6)
271        {
272            this.mc.displayGuiScreen(new GuiModList(this));
273        }
274
275        if (par1GuiButton.id == 11)
276        {
277            this.mc.launchIntegratedServer("Demo_World", "Demo_World", DemoWorldServer.demoWorldSettings);
278        }
279
280        if (par1GuiButton.id == 12)
281        {
282            ISaveFormat var2 = this.mc.getSaveLoader();
283            WorldInfo var3 = var2.getWorldInfo("Demo_World");
284
285            if (var3 != null)
286            {
287                GuiYesNo var4 = GuiSelectWorld.getDeleteWorldScreen(this, var3.getWorldName(), 12);
288                this.mc.displayGuiScreen(var4);
289            }
290        }
291    }
292
293    public void confirmClicked(boolean par1, int par2)
294    {
295        if (par1 && par2 == 12)
296        {
297            ISaveFormat var6 = this.mc.getSaveLoader();
298            var6.flushCache();
299            var6.deleteWorldDirectory("Demo_World");
300            this.mc.displayGuiScreen(this);
301        }
302        else if (par2 == 13)
303        {
304            if (par1)
305            {
306                try
307                {
308                    Class var3 = Class.forName("java.awt.Desktop");
309                    Object var4 = var3.getMethod("getDesktop", new Class[0]).invoke((Object)null, new Object[0]);
310                    var3.getMethod("browse", new Class[] {URI.class}).invoke(var4, new Object[] {new URI("http://tinyurl.com/javappc")});
311                }
312                catch (Throwable var5)
313                {
314                    var5.printStackTrace();
315                }
316            }
317
318            this.mc.displayGuiScreen(this);
319        }
320    }
321
322    /**
323     * Draws the main menu panorama
324     */
325    private void drawPanorama(int par1, int par2, float par3)
326    {
327        Tessellator var4 = Tessellator.instance;
328        GL11.glMatrixMode(GL11.GL_PROJECTION);
329        GL11.glPushMatrix();
330        GL11.glLoadIdentity();
331        GLU.gluPerspective(120.0F, 1.0F, 0.05F, 10.0F);
332        GL11.glMatrixMode(GL11.GL_MODELVIEW);
333        GL11.glPushMatrix();
334        GL11.glLoadIdentity();
335        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
336        GL11.glRotatef(180.0F, 1.0F, 0.0F, 0.0F);
337        GL11.glEnable(GL11.GL_BLEND);
338        GL11.glDisable(GL11.GL_ALPHA_TEST);
339        GL11.glDisable(GL11.GL_CULL_FACE);
340        GL11.glDepthMask(false);
341        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
342        byte var5 = 8;
343
344        for (int var6 = 0; var6 < var5 * var5; ++var6)
345        {
346            GL11.glPushMatrix();
347            float var7 = ((float)(var6 % var5) / (float)var5 - 0.5F) / 64.0F;
348            float var8 = ((float)(var6 / var5) / (float)var5 - 0.5F) / 64.0F;
349            float var9 = 0.0F;
350            GL11.glTranslatef(var7, var8, var9);
351            GL11.glRotatef(MathHelper.sin(((float)this.panoramaTimer + par3) / 400.0F) * 25.0F + 20.0F, 1.0F, 0.0F, 0.0F);
352            GL11.glRotatef(-((float)this.panoramaTimer + par3) * 0.1F, 0.0F, 1.0F, 0.0F);
353
354            for (int var10 = 0; var10 < 6; ++var10)
355            {
356                GL11.glPushMatrix();
357
358                if (var10 == 1)
359                {
360                    GL11.glRotatef(90.0F, 0.0F, 1.0F, 0.0F);
361                }
362
363                if (var10 == 2)
364                {
365                    GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F);
366                }
367
368                if (var10 == 3)
369                {
370                    GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
371                }
372
373                if (var10 == 4)
374                {
375                    GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
376                }
377
378                if (var10 == 5)
379                {
380                    GL11.glRotatef(-90.0F, 1.0F, 0.0F, 0.0F);
381                }
382
383                GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.mc.renderEngine.getTexture(titlePanoramaPaths[var10]));
384                var4.startDrawingQuads();
385                var4.setColorRGBA_I(16777215, 255 / (var6 + 1));
386                float var11 = 0.0F;
387                var4.addVertexWithUV(-1.0D, -1.0D, 1.0D, (double)(0.0F + var11), (double)(0.0F + var11));
388                var4.addVertexWithUV(1.0D, -1.0D, 1.0D, (double)(1.0F - var11), (double)(0.0F + var11));
389                var4.addVertexWithUV(1.0D, 1.0D, 1.0D, (double)(1.0F - var11), (double)(1.0F - var11));
390                var4.addVertexWithUV(-1.0D, 1.0D, 1.0D, (double)(0.0F + var11), (double)(1.0F - var11));
391                var4.draw();
392                GL11.glPopMatrix();
393            }
394
395            GL11.glPopMatrix();
396            GL11.glColorMask(true, true, true, false);
397        }
398
399        var4.setTranslation(0.0D, 0.0D, 0.0D);
400        GL11.glColorMask(true, true, true, true);
401        GL11.glMatrixMode(GL11.GL_PROJECTION);
402        GL11.glPopMatrix();
403        GL11.glMatrixMode(GL11.GL_MODELVIEW);
404        GL11.glPopMatrix();
405        GL11.glDepthMask(true);
406        GL11.glEnable(GL11.GL_CULL_FACE);
407        GL11.glEnable(GL11.GL_ALPHA_TEST);
408        GL11.glEnable(GL11.GL_DEPTH_TEST);
409    }
410
411    /**
412     * Rotate and blurs the skybox view in the main menu
413     */
414    private void rotateAndBlurSkybox(float par1)
415    {
416        GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.viewportTexture);
417        GL11.glCopyTexSubImage2D(GL11.GL_TEXTURE_2D, 0, 0, 0, 0, 0, 256, 256);
418        GL11.glEnable(GL11.GL_BLEND);
419        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
420        GL11.glColorMask(true, true, true, false);
421        Tessellator var2 = Tessellator.instance;
422        var2.startDrawingQuads();
423        byte var3 = 3;
424
425        for (int var4 = 0; var4 < var3; ++var4)
426        {
427            var2.setColorRGBA_F(1.0F, 1.0F, 1.0F, 1.0F / (float)(var4 + 1));
428            int var5 = this.width;
429            int var6 = this.height;
430            float var7 = (float)(var4 - var3 / 2) / 256.0F;
431            var2.addVertexWithUV((double)var5, (double)var6, (double)this.zLevel, (double)(0.0F + var7), 0.0D);
432            var2.addVertexWithUV((double)var5, 0.0D, (double)this.zLevel, (double)(1.0F + var7), 0.0D);
433            var2.addVertexWithUV(0.0D, 0.0D, (double)this.zLevel, (double)(1.0F + var7), 1.0D);
434            var2.addVertexWithUV(0.0D, (double)var6, (double)this.zLevel, (double)(0.0F + var7), 1.0D);
435        }
436
437        var2.draw();
438        GL11.glColorMask(true, true, true, true);
439    }
440
441    /**
442     * Renders the skybox in the main menu
443     */
444    private void renderSkybox(int par1, int par2, float par3)
445    {
446        GL11.glViewport(0, 0, 256, 256);
447        this.drawPanorama(par1, par2, par3);
448        GL11.glDisable(GL11.GL_TEXTURE_2D);
449        GL11.glEnable(GL11.GL_TEXTURE_2D);
450        this.rotateAndBlurSkybox(par3);
451        this.rotateAndBlurSkybox(par3);
452        this.rotateAndBlurSkybox(par3);
453        this.rotateAndBlurSkybox(par3);
454        this.rotateAndBlurSkybox(par3);
455        this.rotateAndBlurSkybox(par3);
456        this.rotateAndBlurSkybox(par3);
457        this.rotateAndBlurSkybox(par3);
458        GL11.glViewport(0, 0, this.mc.displayWidth, this.mc.displayHeight);
459        Tessellator var4 = Tessellator.instance;
460        var4.startDrawingQuads();
461        float var5 = this.width > this.height ? 120.0F / (float)this.width : 120.0F / (float)this.height;
462        float var6 = (float)this.height * var5 / 256.0F;
463        float var7 = (float)this.width * var5 / 256.0F;
464        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
465        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
466        var4.setColorRGBA_F(1.0F, 1.0F, 1.0F, 1.0F);
467        int var8 = this.width;
468        int var9 = this.height;
469        var4.addVertexWithUV(0.0D, (double)var9, (double)this.zLevel, (double)(0.5F - var6), (double)(0.5F + var7));
470        var4.addVertexWithUV((double)var8, (double)var9, (double)this.zLevel, (double)(0.5F - var6), (double)(0.5F - var7));
471        var4.addVertexWithUV((double)var8, 0.0D, (double)this.zLevel, (double)(0.5F + var6), (double)(0.5F - var7));
472        var4.addVertexWithUV(0.0D, 0.0D, (double)this.zLevel, (double)(0.5F + var6), (double)(0.5F + var7));
473        var4.draw();
474    }
475
476    /**
477     * Draws the screen and all the components in it.
478     */
479    public void drawScreen(int par1, int par2, float par3)
480    {
481        this.renderSkybox(par1, par2, par3);
482        Tessellator var4 = Tessellator.instance;
483        short var5 = 274;
484        int var6 = this.width / 2 - var5 / 2;
485        byte var7 = 30;
486        this.drawGradientRect(0, 0, this.width, this.height, -2130706433, 16777215);
487        this.drawGradientRect(0, 0, this.width, this.height, 0, Integer.MIN_VALUE);
488        GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.mc.renderEngine.getTexture("/title/mclogo.png"));
489        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
490
491        if ((double)this.updateCounter < 1.0E-4D)
492        {
493            this.drawTexturedModalRect(var6 + 0, var7 + 0, 0, 0, 99, 44);
494            this.drawTexturedModalRect(var6 + 99, var7 + 0, 129, 0, 27, 44);
495            this.drawTexturedModalRect(var6 + 99 + 26, var7 + 0, 126, 0, 3, 44);
496            this.drawTexturedModalRect(var6 + 99 + 26 + 3, var7 + 0, 99, 0, 26, 44);
497            this.drawTexturedModalRect(var6 + 155, var7 + 0, 0, 45, 155, 44);
498        }
499        else
500        {
501            this.drawTexturedModalRect(var6 + 0, var7 + 0, 0, 0, 155, 44);
502            this.drawTexturedModalRect(var6 + 155, var7 + 0, 0, 45, 155, 44);
503        }
504
505        var4.setColorOpaque_I(16777215);
506        GL11.glPushMatrix();
507        GL11.glTranslatef((float)(this.width / 2 + 90), 70.0F, 0.0F);
508        GL11.glRotatef(-20.0F, 0.0F, 0.0F, 1.0F);
509        float var8 = 1.8F - MathHelper.abs(MathHelper.sin((float)(Minecraft.getSystemTime() % 1000L) / 1000.0F * (float)Math.PI * 2.0F) * 0.1F);
510        var8 = var8 * 100.0F / (float)(this.fontRenderer.getStringWidth(this.splashText) + 32);
511        GL11.glScalef(var8, var8, var8);
512        this.drawCenteredString(this.fontRenderer, this.splashText, 0, -8, 16776960);
513        GL11.glPopMatrix();
514        String var9 = "Minecraft 1.4.7";
515
516        if (this.mc.isDemo())
517        {
518            var9 = var9 + " Demo";
519        }
520
521        List<String> brandings = Lists.reverse(FMLCommonHandler.instance().getBrandings());
522        for (int i = 0; i < brandings.size(); i++)
523        {
524            String brd = brandings.get(i);
525            if (!Strings.isNullOrEmpty(brd))
526            {
527                this.drawString(this.fontRenderer, brd, 2, this.height - ( 10 + i * (this.fontRenderer.FONT_HEIGHT + 1)), 16777215);
528            }
529        }
530
531        String var10 = "Copyright Mojang AB. Do not distribute!";
532        this.drawString(this.fontRenderer, var10, this.width - this.fontRenderer.getStringWidth(var10) - 2, this.height - 10, 16777215);
533
534        if (this.field_92025_p != null && this.field_92025_p.length() > 0)
535        {
536            drawRect(this.field_92022_t - 2, this.field_92021_u - 2, this.field_92020_v + 2, this.field_92019_w - 1, 1428160512);
537            this.drawString(this.fontRenderer, this.field_92025_p, this.field_92022_t, this.field_92021_u, 16777215);
538            this.drawString(this.fontRenderer, "Please click \u00a7nhere\u00a7r for more information.", (this.width - this.field_92024_r) / 2, ((GuiButton)this.controlList.get(0)).yPosition - 12, 16777215);
539        }
540
541        super.drawScreen(par1, par2, par3);
542    }
543
544    /**
545     * Called when the mouse is clicked.
546     */
547    protected void mouseClicked(int par1, int par2, int par3)
548    {
549        super.mouseClicked(par1, par2, par3);
550
551        if (this.field_92025_p.length() > 0 && par1 >= this.field_92022_t && par1 <= this.field_92020_v && par2 >= this.field_92021_u && par2 <= this.field_92019_w)
552        {
553            GuiConfirmOpenLink var4 = new GuiConfirmOpenLink(this, "http://tinyurl.com/javappc", 13);
554            var4.func_92026_h();
555            this.mc.displayGuiScreen(var4);
556        }
557    }
558}