Java tutorial
/** * This class was created by <Vazkii>. It's distributed as * part of the Machinery Craft Mod. Get the Source Code in github: * https://github.com/Professorvennie/MachineryCraft * * Machinery Craft is Open Source and distributed under a * Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License * (http://creativecommons.org/licenses/by-nc-sa/3.0/deed.en_GB) * */ package com.professorvennie.machinerycraft.client.gui.pages; import com.professorvennie.machinerycraft.api.book.BookPage; import com.professorvennie.machinerycraft.api.book.IGuiBookEntry; import com.professorvennie.machinerycraft.client.gui.book.GuiBookEntry; import com.professorvennie.machinerycraft.client.gui.pages.BookRecipeMappings.EntryData; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import net.minecraft.client.Minecraft; import net.minecraft.client.gui.GuiScreen; import net.minecraft.client.renderer.RenderHelper; import net.minecraft.client.renderer.entity.RenderItem; import net.minecraft.item.ItemStack; import net.minecraft.util.EnumChatFormatting; import net.minecraft.util.StatCollector; import org.lwjgl.input.Mouse; import org.lwjgl.opengl.GL11; import org.lwjgl.opengl.GL12; import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class PageRecipe extends BookPage { static boolean mouseDownLastTick = false; int relativeMouseX, relativeMouseY; ItemStack tooltipStack, tooltipContainerStack; boolean tooltipEntry; public PageRecipe(String unlocalizedName) { super(unlocalizedName); } @Override @SideOnly(Side.CLIENT) public void renderScreen(IGuiBookEntry gui, int mx, int my) { relativeMouseX = mx; relativeMouseY = my; renderRecipe(gui, mx, my); int width = gui.getWidth() - 30; int height = gui.getHeight(); int x = gui.getLeft() + 16; int y = gui.getTop() + height - 40; PageText.renderText(x, y, width, height, getUnlocalizedName()); if (tooltipStack != null) { List<String> tooltipData = tooltipStack.getTooltip(Minecraft.getMinecraft().thePlayer, false); List<String> parsedTooltip = new ArrayList(); boolean first = true; for (String s : tooltipData) { String s_ = s; if (!first) s_ = EnumChatFormatting.GRAY + s; parsedTooltip.add(s_); first = false; } com.professorvennie.machinerycraft.core.helpers.RenderHelper.renderTooltip(mx, my, parsedTooltip); int tooltipY = 8 + tooltipData.size() * 11; if (tooltipEntry) { com.professorvennie.machinerycraft.core.helpers.RenderHelper.renderTooltipOrange(mx, my + tooltipY, Arrays.asList( EnumChatFormatting.GRAY + StatCollector.translateToLocal("mc.book.clickToRecipe"))); tooltipY += 18; } if (tooltipContainerStack != null) com.professorvennie.machinerycraft.core.helpers.RenderHelper.renderTooltipOrange(mx, my + tooltipY, Arrays.asList( EnumChatFormatting.AQUA + StatCollector.translateToLocal("botaniamisc.craftingContainer"), tooltipContainerStack.getDisplayName())); } tooltipStack = tooltipContainerStack = null; tooltipEntry = false; GL11.glDisable(GL11.GL_BLEND); mouseDownLastTick = Mouse.isButtonDown(0); } @SideOnly(Side.CLIENT) public void renderRecipe(IGuiBookEntry gui, int mx, int my) { // NO-OP } @SideOnly(Side.CLIENT) public void renderItemAtAngle(IGuiBookEntry gui, int angle, ItemStack stack) { if (stack == null || stack.getItem() == null) return; ItemStack workStack = stack.copy(); if (workStack.getItemDamage() == Short.MAX_VALUE || workStack.getItemDamage() == -1) workStack.setItemDamage(0); angle -= 90; int radius = 32; double xPos = gui.getLeft() + Math.cos(angle * Math.PI / 180D) * radius + gui.getWidth() / 2 - 8; double yPos = gui.getTop() + Math.sin(angle * Math.PI / 180D) * radius + 53; renderItem(gui, (int) xPos, (int) yPos, workStack, false); } @SideOnly(Side.CLIENT) public void renderItemAtGridPos(IGuiBookEntry gui, int x, int y, ItemStack stack, boolean accountForContainer) { if (stack == null || stack.getItem() == null) return; stack = stack.copy(); if (stack.getItemDamage() == Short.MAX_VALUE) stack.setItemDamage(0); int xPos = gui.getLeft() + x * 29 + 7 + (y == 0 && x == 3 ? 10 : 0); int yPos = gui.getTop() + y * 29 + 24 - (y == 0 ? 7 : 0); ItemStack stack1 = stack.copy(); if (stack1.getItemDamage() == -1) stack1.setItemDamage(0); renderItem(gui, xPos, yPos, stack1, accountForContainer); } @SideOnly(Side.CLIENT) public void renderItem(IGuiBookEntry gui, int xPos, int yPos, ItemStack stack, boolean accountForContainer) { RenderItem render = new RenderItem(); boolean mouseDown = Mouse.isButtonDown(0); GL11.glPushMatrix(); GL11.glEnable(GL11.GL_BLEND); GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA); RenderHelper.enableGUIStandardItemLighting(); GL11.glEnable(GL12.GL_RESCALE_NORMAL); GL11.glEnable(GL11.GL_DEPTH_TEST); render.renderItemAndEffectIntoGUI(Minecraft.getMinecraft().fontRenderer, Minecraft.getMinecraft().getTextureManager(), stack, xPos, yPos); render.renderItemOverlayIntoGUI(Minecraft.getMinecraft().fontRenderer, Minecraft.getMinecraft().getTextureManager(), stack, xPos, yPos); RenderHelper.disableStandardItemLighting(); GL11.glPopMatrix(); if (relativeMouseX >= xPos && relativeMouseY >= yPos && relativeMouseX <= xPos + 16 && relativeMouseY <= yPos + 16) { tooltipStack = stack; EntryData data = BookRecipeMappings.getDataForStack(tooltipStack); if (data != null && (data.entry != gui.getEntry() || data.page != gui.getPageOn())) { tooltipEntry = true; if (!mouseDownLastTick && mouseDown && GuiScreen.isShiftKeyDown()) { GuiBookEntry newGui = new GuiBookEntry(data.entry, (GuiScreen) gui); newGui.page = data.page; Minecraft.getMinecraft().displayGuiScreen(newGui); } } if (accountForContainer) { ItemStack containerStack = stack.getItem().getContainerItem(stack); if (containerStack != null && containerStack.getItem() != null) tooltipContainerStack = containerStack; } } GL11.glDisable(GL11.GL_LIGHTING); } }