001 package net.minecraft.src; 002 003 import cpw.mods.fml.common.Side; 004 import cpw.mods.fml.common.asm.SideOnly; 005 import org.lwjgl.input.Keyboard; 006 import org.lwjgl.opengl.GL11; 007 008 @SideOnly(Side.CLIENT) 009 public class GuiEditSign extends GuiScreen 010 { 011 /** 012 * This String is just a local copy of the characters allowed in text rendering of minecraft. 013 */ 014 private static final String allowedCharacters = ChatAllowedCharacters.allowedCharacters; 015 016 /** The title string that is displayed in the top-center of the screen. */ 017 protected String screenTitle = "Edit sign message:"; 018 019 /** Reference to the sign object. */ 020 private TileEntitySign entitySign; 021 022 /** Counts the number of screen updates. */ 023 private int updateCounter; 024 025 /** The number of the line that is being edited. */ 026 private int editLine = 0; 027 028 public GuiEditSign(TileEntitySign par1TileEntitySign) 029 { 030 this.entitySign = par1TileEntitySign; 031 } 032 033 /** 034 * Adds the buttons (and other controls) to the screen in question. 035 */ 036 public void initGui() 037 { 038 this.controlList.clear(); 039 Keyboard.enableRepeatEvents(true); 040 this.controlList.add(new GuiButton(0, this.width / 2 - 100, this.height / 4 + 120, "Done")); 041 this.entitySign.setEditable(false); 042 } 043 044 /** 045 * Called when the screen is unloaded. Used to disable keyboard repeat events 046 */ 047 public void onGuiClosed() 048 { 049 Keyboard.enableRepeatEvents(false); 050 this.mc.getSendQueue().addToSendQueue(new Packet130UpdateSign(this.entitySign.xCoord, this.entitySign.yCoord, this.entitySign.zCoord, this.entitySign.signText)); 051 this.entitySign.setEditable(true); 052 } 053 054 /** 055 * Called from the main game loop to update the screen. 056 */ 057 public void updateScreen() 058 { 059 ++this.updateCounter; 060 } 061 062 /** 063 * Fired when a control is clicked. This is the equivalent of ActionListener.actionPerformed(ActionEvent e). 064 */ 065 protected void actionPerformed(GuiButton par1GuiButton) 066 { 067 if (par1GuiButton.enabled) 068 { 069 if (par1GuiButton.id == 0) 070 { 071 this.entitySign.onInventoryChanged(); 072 this.mc.displayGuiScreen((GuiScreen)null); 073 } 074 } 075 } 076 077 /** 078 * Fired when a key is typed. This is the equivalent of KeyListener.keyTyped(KeyEvent e). 079 */ 080 protected void keyTyped(char par1, int par2) 081 { 082 if (par2 == 200) 083 { 084 this.editLine = this.editLine - 1 & 3; 085 } 086 087 if (par2 == 208 || par2 == 28) 088 { 089 this.editLine = this.editLine + 1 & 3; 090 } 091 092 if (par2 == 14 && this.entitySign.signText[this.editLine].length() > 0) 093 { 094 this.entitySign.signText[this.editLine] = this.entitySign.signText[this.editLine].substring(0, this.entitySign.signText[this.editLine].length() - 1); 095 } 096 097 if (allowedCharacters.indexOf(par1) >= 0 && this.entitySign.signText[this.editLine].length() < 15) 098 { 099 this.entitySign.signText[this.editLine] = this.entitySign.signText[this.editLine] + par1; 100 } 101 } 102 103 /** 104 * Draws the screen and all the components in it. 105 */ 106 public void drawScreen(int par1, int par2, float par3) 107 { 108 this.drawDefaultBackground(); 109 this.drawCenteredString(this.fontRenderer, this.screenTitle, this.width / 2, 40, 16777215); 110 GL11.glPushMatrix(); 111 GL11.glTranslatef((float)(this.width / 2), 0.0F, 50.0F); 112 float var4 = 93.75F; 113 GL11.glScalef(-var4, -var4, -var4); 114 GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F); 115 Block var5 = this.entitySign.getBlockType(); 116 117 if (var5 == Block.signPost) 118 { 119 float var6 = (float)(this.entitySign.getBlockMetadata() * 360) / 16.0F; 120 GL11.glRotatef(var6, 0.0F, 1.0F, 0.0F); 121 GL11.glTranslatef(0.0F, -1.0625F, 0.0F); 122 } 123 else 124 { 125 int var8 = this.entitySign.getBlockMetadata(); 126 float var7 = 0.0F; 127 128 if (var8 == 2) 129 { 130 var7 = 180.0F; 131 } 132 133 if (var8 == 4) 134 { 135 var7 = 90.0F; 136 } 137 138 if (var8 == 5) 139 { 140 var7 = -90.0F; 141 } 142 143 GL11.glRotatef(var7, 0.0F, 1.0F, 0.0F); 144 GL11.glTranslatef(0.0F, -1.0625F, 0.0F); 145 } 146 147 if (this.updateCounter / 6 % 2 == 0) 148 { 149 this.entitySign.lineBeingEdited = this.editLine; 150 } 151 152 TileEntityRenderer.instance.renderTileEntityAt(this.entitySign, -0.5D, -0.75D, -0.5D, 0.0F); 153 this.entitySign.lineBeingEdited = -1; 154 GL11.glPopMatrix(); 155 super.drawScreen(par1, par2, par3); 156 } 157 }