Java tutorial
/* * Copyright 2013 (C) James Dempsey <jdempsey@users.sourceforge.net> * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package pcgen.gui2.facade; import java.math.BigDecimal; import java.util.ArrayList; import java.util.EnumSet; import java.util.HashMap; import java.util.List; import java.util.Map; import org.apache.commons.lang3.StringUtils; import pcgen.cdom.base.Constants; import pcgen.cdom.enumeration.IntegerKey; import pcgen.cdom.enumeration.ListKey; import pcgen.cdom.enumeration.ObjectKey; import pcgen.cdom.enumeration.StringKey; import pcgen.core.Equipment; import pcgen.core.EquipmentModifier; import pcgen.core.Globals; import pcgen.core.PObject; import pcgen.core.PlayerCharacter; import pcgen.core.SizeAdjustment; import pcgen.core.SpecialProperty; import pcgen.core.analysis.EqModSpellInfo; import pcgen.core.spell.Spell; import pcgen.facade.core.AbilityFacade; import pcgen.facade.core.EquipModFacade; import pcgen.facade.core.EquipmentBuilderFacade; import pcgen.facade.core.EquipmentFacade; import pcgen.facade.core.InfoFacade; import pcgen.facade.core.SizeAdjustmentFacade; import pcgen.facade.core.UIDelegate; import pcgen.facade.util.DefaultListFacade; import pcgen.facade.util.DefaultReferenceFacade; import pcgen.facade.util.ListFacade; import pcgen.facade.util.ReferenceFacade; import pcgen.system.LanguageBundle; import pcgen.util.enumeration.View; /** * EquipmentBuilderFacadeImpl is an implementation of the * {@link EquipmentBuilderFacade} interface for the new user interface. It is * intended to allow the ui to control the creation of a custom item of * equipment without direct interaction with the core. * * */ public class EquipmentBuilderFacadeImpl implements EquipmentBuilderFacade { private final UIDelegate delegate; private final Equipment equip; private final Map<EquipmentHead, DefaultListFacade<EquipModFacade>> availListMap; private final Map<EquipmentHead, DefaultListFacade<EquipModFacade>> selectedListMap; private final PlayerCharacter character; private final Equipment baseEquipment; private final EnumSet<EquipmentHead> equipHeads; private final DefaultReferenceFacade<SizeAdjustmentFacade> sizeRef; /** * Create a new EquipmentBuilderFacadeImpl instance for the customization of * a particular item of equipment for the character. * @param equip The equipment item being customized (must not be the base item). * @param character The character the equipment will be for. * @param delegate The handler for UI functions such as dialogs. */ EquipmentBuilderFacadeImpl(Equipment equip, PlayerCharacter character, UIDelegate delegate) { this.equip = equip; this.character = character; this.delegate = delegate; sizeRef = new DefaultReferenceFacade<>(equip.getSizeAdjustment()); final String sBaseKey = equip.getBaseItemKeyName(); baseEquipment = Globals.getContext().getReferenceContext().silentlyGetConstructedCDOMObject(Equipment.class, sBaseKey); equipHeads = equip.isDouble() ? EnumSet.range(EquipmentHead.PRIMARY, EquipmentHead.SECONDARY) : EnumSet.of(EquipmentHead.PRIMARY); availListMap = new HashMap<>(); selectedListMap = new HashMap<>(); for (EquipmentHead head : equipHeads) { availListMap.put(head, new DefaultListFacade<>()); DefaultListFacade<EquipModFacade> selectedList = new DefaultListFacade<>(); selectedList.setContents(equip.getEqModifierList(head.isPrimary())); selectedListMap.put(head, selectedList); } refreshAvailList(); } @Override public boolean addModToEquipment(EquipModFacade modifier, EquipmentHead head) { if (modifier == null || !(modifier instanceof EquipmentModifier) || head == null) { return false; } EquipmentModifier equipMod = (EquipmentModifier) modifier; // Trash the cost modifications equip.setCostMod("0"); // Handle spells if (equipMod.getSafe(StringKey.CHOICE_STRING).startsWith("EQBUILDER.SPELL")) { if (!getSpellChoiceForEqMod(equipMod)) { return false; } } equip.addEqModifier(equipMod, head.isPrimary(), character); if (equip.isDouble() && equipMod.getSafe(ObjectKey.ASSIGN_TO_ALL)) { equip.addEqModifier(equipMod, !head.isPrimary(), character); } equip.nameItemFromModifiers(character); refreshAvailList(); refreshSelectedList(); return true; } @Override public boolean removeModFromEquipment(EquipModFacade modifier, EquipmentHead head) { if (modifier == null || !(modifier instanceof EquipmentModifier)) { return false; } EquipmentModifier equipMod = (EquipmentModifier) modifier; if (baseEquipment.getEqModifierList(true).contains(equipMod)) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getFormattedString("in_eqCust_RemoveBaseErr", equipMod)); return false; } // Trash the cost modifications equip.setCostMod("0"); equip.removeEqModifier(equipMod, head.isPrimary(), character); equip.nameItemFromModifiers(character); refreshAvailList(); refreshSelectedList(); return true; } @Override public boolean setName(String name) { if (StringUtils.isEmpty(name)) { return false; } String aString = name.trim(); if ((aString.indexOf('|') >= 0) || (aString.indexOf(':') >= 0) || (aString.indexOf(';') >= 0) || (aString.indexOf(',') >= 0)) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_InvalidNameChar")); return false; } String oldName = "(" + equip.getItemNameFromModifiers() + ")"; // Replace illegal characters in old name oldName = oldName.replaceAll(";:\\|,", "@"); if (!oldName.toUpperCase().startsWith(Constants.GENERIC_ITEM)) { equip.addToListFor(ListKey.SPECIAL_PROPERTIES, SpecialProperty.createFromLst(oldName)); } equip.setName(aString); return true; } @Override public boolean setSProp(String sprop) { String aString = StringUtils.trimToEmpty(sprop); if ((aString.indexOf('|') >= 0) || (aString.indexOf(':') >= 0) || (aString.indexOf(';') >= 0)) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_InvalidSpropChar")); return false; } equip.removeListFor(ListKey.SPECIAL_PROPERTIES); if (!aString.equals("")) { equip.addToListFor(ListKey.SPECIAL_PROPERTIES, SpecialProperty.createFromLst(aString)); } return true; } @Override public boolean setCost(String newValue) { if (StringUtils.isEmpty(newValue)) { return false; } String aString = newValue.trim(); try { BigDecimal newCost = new BigDecimal(aString); if (newCost.doubleValue() < 0) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_CostNegativeErr")); return false; } equip.setCostMod("0"); equip.setCostMod(newCost.subtract(equip.getCost(character))); return true; } catch (Exception e) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_InvalidNumberErr")); } return false; } @Override public boolean setWeight(String newValue) { if (StringUtils.isEmpty(newValue)) { return false; } String aString = newValue.trim(); try { BigDecimal newWeight = new BigDecimal(aString); if (newWeight.doubleValue() < 0) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_WeightNegativeErr")); return false; } equip.put(ObjectKey.WEIGHT_MOD, BigDecimal.ZERO); equip.put(ObjectKey.WEIGHT_MOD, newWeight.subtract(new BigDecimal(equip.getWeightAsDouble(character)))); return true; } catch (Exception e) { delegate.showErrorMessage(Constants.APPLICATION_NAME, LanguageBundle.getString("in_eqCust_InvalidNumberErr")); } return false; } @Override public boolean setDamage(String newValue) { if (StringUtils.isEmpty(newValue)) { return false; } String aString = newValue.trim(); equip.put(StringKey.DAMAGE_OVERRIDE, aString); return true; } @Override public ListFacade<EquipModFacade> getAvailList(EquipmentHead head) { return availListMap.get(head); } @Override public ListFacade<EquipModFacade> getSelectedList(EquipmentHead head) { return selectedListMap.get(head); } @Override public EquipmentFacade getEquipment() { return equip; } private void refreshAvailList() { List<String> aFilter = equip.typeList(); for (EquipmentHead head : equipHeads) { List<EquipModFacade> newEqMods = new ArrayList<>(); for (EquipmentModifier aEqMod : Globals.getContext().getReferenceContext() .getConstructedCDOMObjects(EquipmentModifier.class)) { if (equip.isVisible(character, aEqMod, head.isPrimary(), View.VISIBLE_DISPLAY)) { if (aEqMod.isType("ALL")) { newEqMods.add(aEqMod); } else { for (String aType : aFilter) { if (aEqMod.isType(aType)) { newEqMods.add(aEqMod); break; } } } } } availListMap.get(head).updateContents(newEqMods); } } private void refreshSelectedList() { for (EquipmentHead eqHead : equipHeads) { selectedListMap.get(eqHead).updateContents(equip.getEqModifierList(eqHead.isPrimary())); } } @Override public boolean canAddModifier(EquipModFacade eqModFacade, EquipmentHead head) { if (!(eqModFacade instanceof EquipmentModifier)) { return false; } EquipmentModifier eqMod = (EquipmentModifier) eqModFacade; return equip.canAddModifier(character, eqMod, head.isPrimary()); } @Override public boolean isResizable() { return Globals.canResizeHaveEffect(equip, equip.typeList()); } @Override public void setSize(SizeAdjustmentFacade newSize) { if (newSize == null || !(newSize instanceof SizeAdjustment)) { return; } equip.resizeItem(character, (SizeAdjustment) newSize); equip.nameItemFromModifiers(character); sizeRef.set(newSize); } @Override public ReferenceFacade<SizeAdjustmentFacade> getSizeRef() { return sizeRef; } @Override public EnumSet<EquipmentHead> getEquipmentHeads() { return equipHeads; } private boolean getSpellChoiceForEqMod(EquipmentModifier eqMod) { String choiceValue = eqMod.getSafe(StringKey.CHOICE_STRING).substring(15); SpellBuilderFacadeImpl spellBuilderFI = new SpellBuilderFacadeImpl(choiceValue, character, equip); if (!delegate.showCustomSpellDialog(spellBuilderFI)) { return false; } InfoFacade castingClass = spellBuilderFI.getClassRef().get(); Spell theSpell = (Spell) spellBuilderFI.getSpellRef().get(); String variant = spellBuilderFI.getVariantRef().get(); if (variant == null) { variant = ""; } String spellType = spellBuilderFI.getSpellTypeRef().get(); int baseSpellLevel = spellBuilderFI.getSpellLevelRef().get(); int casterLevel = spellBuilderFI.getCasterLevelRef().get(); ListFacade<AbilityFacade> metamagicFeatsList = spellBuilderFI.getSelectedMetamagicFeats(); Object[] metamagicFeats = new Object[metamagicFeatsList.getSize()]; for (int i = 0; i < metamagicFeats.length; i++) { metamagicFeats[i] = metamagicFeatsList.getElementAt(i); } int charges = getNumCharges(eqMod); EquipmentModifier existingEqMod = equip.getEqModifierKeyed(eqMod.getKeyName(), true); if (existingEqMod == null) { equip.addEqModifier(eqMod, true, character); } existingEqMod = equip.getEqModifierKeyed(eqMod.getKeyName(), true); EqModSpellInfo.setSpellInfo(equip, existingEqMod, (PObject) castingClass, theSpell, variant, spellType, baseSpellLevel, casterLevel, metamagicFeats, charges); return true; } private int getNumCharges(EquipmentModifier eqMod) { int charges = -1; Integer min = eqMod.get(IntegerKey.MIN_CHARGES); if (min != null && min > 0) { Integer max = eqMod.get(IntegerKey.MAX_CHARGES); for (;;) { String selectedValue = delegate.showInputDialog(Constants.APPLICATION_NAME, LanguageBundle.getFormattedString("in_csdChargesMessage", min, max), Integer.toString(max)); if (selectedValue != null) { try { final String aString = selectedValue.trim(); charges = Integer.parseInt(aString); if (charges < min) { continue; } if (charges > max) { continue; } break; } catch (NumberFormatException exc) { // Request a new charges figure } } } } return charges; } @Override public String getBaseItemName() { return equip.getBaseItemName(); } @Override public boolean isWeapon() { return equip.isWeapon(); } @Override public String getDamage() { return equip.getDamage(character); } }