/*
* MegaMek - Copyright (C) 2004 Ben Mazur (bmazur@sev.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program 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 General Public License
* for more details.
*/
package megamek.client.ui.AWT;
import java.awt.Button;
import java.awt.Checkbox;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.Panel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Enumeration;
import java.util.Vector;
import megamek.client.ui.Messages;
import megamek.client.ui.AWT.widget.AdvancedLabel;
import megamek.common.Coords;
import megamek.common.Entity;
import megamek.common.Infantry;
import megamek.common.Mech;
import megamek.common.Mounted;
import megamek.common.QuadMech;
import megamek.common.WeaponType;
import megamek.common.actions.EntityAction;
import megamek.common.actions.TriggerBPodAction;
/**
* A dialog displayed to the player when they have an opportunity to trigger an
* Anti-BA Pod on one of their units.
*/
public class TriggerBPodDialog extends Dialog implements ActionListener {
/**
*
*/
private static final long serialVersionUID = 3951107838506542301L;
private Button butOkay = new Button(Messages.getString("Okay")); //$NON-NLS-1$
private AdvancedLabel labMessage;
/** The <code>FirePodTracker</code>s for the entity's active Anti-BA Pods. */
private Vector<TriggerPodTracker> trackers = new Vector<TriggerPodTracker>();
/** The <code>int</code> ID of the entity that can fire Anti-BA Pods. */
private int entityId = Entity.NONE;
private ClientGUI clientgui;
/**
* A helper class to track when a Anti-BA Pod has been selected to be triggered.
*/
private class TriggerPodTracker {
/** The equipment number of the Anti-BA Pod that this is listening to. */
private int podNum = Entity.NONE;
/** The <code>Checkbox</code> being tracked. */
private Checkbox checkbox = null;
/** Create a tracker. */
public TriggerPodTracker(Checkbox box, int pod) {
podNum = pod;
checkbox = box;
}
/**
* See if this B Pod should be triggered
*
* @return <code>true</code> if the pod should be triggered.
*/
public boolean isTriggered() {
return checkbox.getState();
}
/**
* Get the equipment number of this Anti-BA Pod.
*
* @return the <code>int</code> of the pod.
*/
public int getNum() {
return podNum;
}
}
/**
* Display a dialog that shows the AP Pods on the entity, and allows the
* player to fire any active pods.
*
* @param parent the <code>Frame</code> parent of this dialog
* @param entity the <code>Entity</code> that can fire AP Pods.
*/
public TriggerBPodDialog(ClientGUI clientgui, Entity entity, String attackType) {
super(clientgui.frame, Messages.getString("TriggerBPodDialog.title"), true); //$NON-NLS-1$
entityId = entity.getId();
this.clientgui = clientgui;
labMessage = new AdvancedLabel(
Messages.getString(
"TriggerBPodDialog.selectPodsToTrigger",
new Object[] { entity.getDisplayName() })); //$NON-NLS-1$
// Anti-BA Pod checkbox panel.
Panel panPods = new Panel();
panPods.setLayout(new GridLayout(0, 1));
// Walk through the entity's misc equipment, looking for AP Pods.
for (Mounted mount : entity.getWeaponList()) {
// Is this an Anti-BA Pod?
if (mount.getType().hasFlag(WeaponType.F_B_POD)) {
// Create a checkbox for the pod, and add it to the panel.
StringBuffer message = new StringBuffer();
message.append(entity.getLocationName(mount.getLocation()))
.append(" ") //$NON-NLS-1$
.append(mount.getName());
Checkbox pod = new Checkbox(message.toString());
panPods.add(pod);
// Can the entity fire the pod?
if (mount.canFire()) {
//Only Leg's and CT BPods can be used against Leg attacks
if ( attackType.equals(Infantry.LEG_ATTACK)
&& (mount.getLocation() != Mech.LOC_CT)
&& (mount.getLocation() != Mech.LOC_LLEG)
&& (mount.getLocation() != Mech.LOC_RLEG) ){
if (entity instanceof QuadMech) {
if ((mount.getLocation() != Mech.LOC_LARM)
|| (mount.getLocation() != Mech.LOC_RARM)) {
pod.setEnabled(false);
}
} else {
pod.setEnabled(false);
}
} //Only Forward Mounted Arm and Side Torso B-Pod's can be used against
//Swarm attacks
else if ( attackType.equals(Infantry.SWARM_MEK)
&& (mount.isRearMounted()
|| (mount.getLocation() == Mech.LOC_CT)
|| (mount.getLocation() == Mech.LOC_LLEG)
|| (mount.getLocation() == Mech.LOC_RLEG)) ){
pod.setEnabled(false);
} else {
// Yup. Add a traker for this pod.
TriggerPodTracker tracker = new TriggerPodTracker(pod,
entity.getEquipmentNum(mount));
trackers.addElement(tracker);
}
} else {
// Nope. Disable the checkbox.
pod.setEnabled(false);
}
} // End found-Anti-BA-Pod
} // Look at the next piece of equipment.
// OK button.
butOkay.addActionListener(this);
// layout
GridBagLayout gridbag = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
setLayout(gridbag);
c.fill = GridBagConstraints.BOTH;
c.insets = new Insets(10, 10, 10, 10);
c.weightx = 1.0;
c.weighty = 0.0;
c.gridwidth = GridBagConstraints.REMAINDER;
gridbag.setConstraints(labMessage, c);
add(labMessage);
gridbag.setConstraints(panPods, c);
add(panPods);
c.weightx = 1.0;
c.weighty = 1.0;
c.fill = GridBagConstraints.VERTICAL;
c.ipadx = 20;
c.ipady = 5;
gridbag.setConstraints(butOkay, c);
add(butOkay);
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
setVisible(false);
}
});
pack();
Dimension size = getSize();
boolean updateSize = false;
if (size.width < GUIPreferences.getInstance().getMinimumSizeWidth()) {
size.width = GUIPreferences.getInstance().getMinimumSizeWidth();
}
if (size.height < GUIPreferences.getInstance().getMinimumSizeHeight()) {
size.height = GUIPreferences.getInstance().getMinimumSizeHeight();
}
if (updateSize) {
setSize(size);
size = getSize();
}
setResizable(false);
setLocation(clientgui.frame.getLocation().x + clientgui.frame.getSize().width / 2
- size.width / 2, clientgui.frame.getLocation().y
+ clientgui.frame.getSize().height / 2 - size.height / 2);
}
public void actionPerformed(ActionEvent e) {
setVisible(false);
}
/**
* Get the trigger actions that the user selected.
*
* @return the <code>Enumeration</code> of <code>TriggerAPPodAction</code>
* objects that match the user's selections.
*/
public Enumeration<EntityAction> getActions() {
Vector<EntityAction> temp = new Vector<EntityAction>();
// Walk through the list of AP Pod trackers.
Enumeration<TriggerPodTracker> pods = trackers.elements();
while (pods.hasMoreElements()) {
TriggerPodTracker pod = pods.nextElement();
// Should we create an action for this pod?
if (pod.isTriggered()) {
temp.addElement(new TriggerBPodAction(entityId, pod.getNum(), chooseTarget(clientgui.client.game.getEntity(entityId).getPosition()).getId()));
}
}
return temp.elements();
}
/**
* Have the player select a target from the entities at the given coords.
*
* @param pos - the <code>Coords</code> containing targets.
*/
private Entity chooseTarget(Coords pos) {
// Assume that we have *no* choice.
Entity choice = null;
// Get the available choices.
Enumeration<Entity> choices = clientgui.client.game.getEntities(pos);
// Convert the choices into a List of targets.
Vector<Entity> targets = new Vector<Entity>();
while (choices.hasMoreElements()) {
choice = choices.nextElement();
if (!clientgui.client.game.getEntity(entityId).equals(choice) && (choice instanceof Infantry)) {
targets.addElement(choice);
}
}
// Do we have a single choice?
if (targets.size() == 1) {
// Return that choice.
choice = targets.elementAt(0);
}
// If we have multiple choices, display a selection dialog.
else if (targets.size() > 1) {
String[] names = new String[targets.size()];
for (int loop = 0; loop < names.length; loop++) {
names[loop] = targets.elementAt(loop).getDisplayName();
}
SingleChoiceDialog choiceDialog = new SingleChoiceDialog(
clientgui.frame,
Messages.getString("TriggerBPodDialog.ChooseTargetDialog.title"), //$NON-NLS-1$
Messages.getString(
"TriggerBPodDialog.ChooseTargetDialog.message", new Object[] { pos.getBoardNum() }), //$NON-NLS-1$
names);
choiceDialog.setVisible(true);
if (choiceDialog.getAnswer() == true) {
choice = targets.elementAt(choiceDialog.getChoice());
}
} // End have-choices
// Return the chosen unit.
return choice;
} // End private Entity chooseTarget( Coords )
}