Java tutorial
/* * This file is part of Applied Energistics 2. * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved. * * Applied Energistics 2 is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Applied Energistics 2 is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>. */ package appeng.client.gui.implementations; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.Map; import java.util.Set; import java.util.WeakHashMap; import com.google.common.collect.HashMultimap; import org.lwjgl.opengl.GL11; import net.minecraft.entity.player.InventoryPlayer; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.nbt.NBTTagList; import appeng.api.AEApi; import appeng.client.gui.AEBaseGui; import appeng.client.gui.widgets.GuiScrollbar; import appeng.client.gui.widgets.MEGuiTextField; import appeng.client.me.ClientDCInternalInv; import appeng.client.me.SlotDisconnected; import appeng.container.implementations.ContainerInterfaceTerminal; import appeng.core.localization.GuiText; import appeng.parts.reporting.PartInterfaceTerminal; import appeng.util.Platform; public class GuiInterfaceTerminal extends AEBaseGui { private static final int LINES_ON_PAGE = 6; // TODO: copied from GuiMEMonitorable. It looks not changed, maybe unneeded? private final int offsetX = 9; private final HashMap<Long, ClientDCInternalInv> byId = new HashMap<Long, ClientDCInternalInv>(); private final HashMultimap<String, ClientDCInternalInv> byName = HashMultimap.create(); private final ArrayList<String> names = new ArrayList<String>(); private final ArrayList<Object> lines = new ArrayList<Object>(); private final Map<String, Set<Object>> cachedSearches = new WeakHashMap<String, Set<Object>>(); private boolean refreshList = false; private MEGuiTextField searchField; public GuiInterfaceTerminal(final InventoryPlayer inventoryPlayer, final PartInterfaceTerminal te) { super(new ContainerInterfaceTerminal(inventoryPlayer, te)); final GuiScrollbar scrollbar = new GuiScrollbar(); this.setScrollBar(scrollbar); this.xSize = 195; this.ySize = 222; } @Override public void initGui() { super.initGui(); this.getScrollBar().setLeft(175); this.getScrollBar().setHeight(106); this.getScrollBar().setTop(18); this.searchField = new MEGuiTextField(this.fontRendererObj, this.guiLeft + Math.max(104, this.offsetX), this.guiTop + 4, 65, 12); this.searchField.setEnableBackgroundDrawing(false); this.searchField.setMaxStringLength(25); this.searchField.setTextColor(0xFFFFFF); this.searchField.setVisible(true); this.searchField.setFocused(true); } @Override public void drawFG(final int offsetX, final int offsetY, final int mouseX, final int mouseY) { this.fontRendererObj.drawString(this.getGuiDisplayName(GuiText.InterfaceTerminal.getLocal()), 8, 6, 4210752); this.fontRendererObj.drawString(GuiText.inventory.getLocal(), 8, this.ySize - 96 + 3, 4210752); final int ex = this.getScrollBar().getCurrentScroll(); final Iterator<Object> o = this.inventorySlots.inventorySlots.iterator(); while (o.hasNext()) { if (o.next() instanceof SlotDisconnected) { o.remove(); } } int offset = 17; for (int x = 0; x < LINES_ON_PAGE && ex + x < this.lines.size(); x++) { final Object lineObj = this.lines.get(ex + x); if (lineObj instanceof ClientDCInternalInv) { final ClientDCInternalInv inv = (ClientDCInternalInv) lineObj; for (int z = 0; z < inv.getInventory().getSizeInventory(); z++) { this.inventorySlots.inventorySlots.add(new SlotDisconnected(inv, z, z * 18 + 8, 1 + offset)); } } else if (lineObj instanceof String) { String name = (String) lineObj; final int rows = this.byName.get(name).size(); if (rows > 1) { name = name + " (" + rows + ')'; } while (name.length() > 2 && this.fontRendererObj.getStringWidth(name) > 155) { name = name.substring(0, name.length() - 1); } this.fontRendererObj.drawString(name, 10, 6 + offset, 4210752); } offset += 18; } } @Override protected void mouseClicked(final int xCoord, final int yCoord, final int btn) { this.searchField.mouseClicked(xCoord, yCoord, btn); if (btn == 1 && this.searchField.isMouseIn(xCoord, yCoord)) { this.searchField.setText(""); this.refreshList(); } super.mouseClicked(xCoord, yCoord, btn); } @Override public void drawBG(final int offsetX, final int offsetY, final int mouseX, final int mouseY) { this.bindTexture("guis/interfaceterminal.png"); this.drawTexturedModalRect(offsetX, offsetY, 0, 0, this.xSize, this.ySize); int offset = 17; final int ex = this.getScrollBar().getCurrentScroll(); for (int x = 0; x < LINES_ON_PAGE && ex + x < this.lines.size(); x++) { final Object lineObj = this.lines.get(ex + x); if (lineObj instanceof ClientDCInternalInv) { final ClientDCInternalInv inv = (ClientDCInternalInv) lineObj; GL11.glColor4f(1, 1, 1, 1); final int width = inv.getInventory().getSizeInventory() * 18; this.drawTexturedModalRect(offsetX + 7, offsetY + offset, 7, 139, width, 18); } offset += 18; } if (this.searchField != null) { this.searchField.drawTextBox(); } } @Override protected void keyTyped(final char character, final int key) { if (!this.checkHotbarKeys(key)) { if (character == ' ' && this.searchField.getText().isEmpty()) { return; } if (this.searchField.textboxKeyTyped(character, key)) { this.refreshList(); } else { super.keyTyped(character, key); } } } public void postUpdate(final NBTTagCompound in) { if (in.getBoolean("clear")) { this.byId.clear(); this.refreshList = true; } for (final Object oKey : in.func_150296_c()) { final String key = (String) oKey; if (key.startsWith("=")) { try { final long id = Long.parseLong(key.substring(1), Character.MAX_RADIX); final NBTTagCompound invData = in.getCompoundTag(key); final ClientDCInternalInv current = this.getById(id, invData.getLong("sortBy"), invData.getString("un")); for (int x = 0; x < current.getInventory().getSizeInventory(); x++) { final String which = Integer.toString(x); if (invData.hasKey(which)) { current.getInventory().setInventorySlotContents(x, ItemStack.loadItemStackFromNBT(invData.getCompoundTag(which))); } } } catch (final NumberFormatException ignored) { } } } if (this.refreshList) { this.refreshList = false; // invalid caches on refresh this.cachedSearches.clear(); this.refreshList(); } } /** * Rebuilds the list of interfaces. * * Respects a search term if present (ignores case) and adding only matching patterns. */ private void refreshList() { this.byName.clear(); final String searchFilterLowerCase = this.searchField.getText().toLowerCase(); final Set<Object> cachedSearch = this.getCacheForSearchTerm(searchFilterLowerCase); final boolean rebuild = cachedSearch.isEmpty(); for (final ClientDCInternalInv entry : this.byId.values()) { // ignore inventory if not doing a full rebuild or cache already marks it as miss. if (!rebuild && !cachedSearch.contains(entry)) { continue; } // Shortcut to skip any filter if search term is ""/empty boolean found = searchFilterLowerCase.isEmpty(); // Search if the current inventory holds a pattern containing the search term. if (!found && !searchFilterLowerCase.isEmpty()) { for (final ItemStack itemStack : entry.getInventory()) { found = this.itemStackMatchesSearchTerm(itemStack, searchFilterLowerCase); if (found) { break; } } } // if found, filter skipped or machine name matching the search term, add it if (found || entry.getName().toLowerCase().contains(searchFilterLowerCase)) { this.byName.put(entry.getName(), entry); cachedSearch.add(entry); } else { cachedSearch.remove(entry); } } this.names.clear(); this.names.addAll(this.byName.keySet()); Collections.sort(this.names); this.lines.clear(); this.lines.ensureCapacity(this.getMaxRows()); for (final String n : this.names) { this.lines.add(n); final ArrayList<ClientDCInternalInv> clientInventories = new ArrayList<ClientDCInternalInv>(); clientInventories.addAll(this.byName.get(n)); Collections.sort(clientInventories); this.lines.addAll(clientInventories); } this.getScrollBar().setRange(0, this.lines.size() - LINES_ON_PAGE, 2); } private boolean itemStackMatchesSearchTerm(final ItemStack itemStack, final String searchTerm) { if (itemStack == null) { return false; } final NBTTagCompound encodedValue = itemStack.getTagCompound(); if (encodedValue == null) { return false; } // Potential later use to filter by input // NBTTagList inTag = encodedValue.getTagList( "in", 10 ); final NBTTagList outTag = encodedValue.getTagList("out", 10); for (int i = 0; i < outTag.tagCount(); i++) { final ItemStack parsedItemStack = ItemStack.loadItemStackFromNBT(outTag.getCompoundTagAt(i)); if (parsedItemStack != null) { final String displayName = Platform .getItemDisplayName(AEApi.instance().storage().createItemStack(parsedItemStack)) .toLowerCase(); if (displayName.contains(searchTerm)) { return true; } } } return false; } /** * Tries to retrieve a cache for a with search term as keyword. * * If this cache should be empty, it will populate it with an earlier cache if available or at least the cache for * the empty string. * * @param searchTerm the corresponding search * * @return a Set matching a superset of the search term */ private Set<Object> getCacheForSearchTerm(final String searchTerm) { if (!this.cachedSearches.containsKey(searchTerm)) { this.cachedSearches.put(searchTerm, new HashSet<Object>()); } final Set<Object> cache = this.cachedSearches.get(searchTerm); if (cache.isEmpty() && searchTerm.length() > 1) { cache.addAll(this.getCacheForSearchTerm(searchTerm.substring(0, searchTerm.length() - 1))); return cache; } return cache; } /** * The max amount of unique names and each inv row. Not affected by the filtering. * * @return max amount of unique names and each inv row */ private int getMaxRows() { return this.names.size() + this.byId.size(); } private ClientDCInternalInv getById(final long id, final long sortBy, final String string) { ClientDCInternalInv o = this.byId.get(id); if (o == null) { this.byId.put(id, o = new ClientDCInternalInv(9, id, sortBy, string)); this.refreshList = true; } return o; } }