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 }