mirror of https://github.com/FreeCol/freecol.git
219 lines
6.9 KiB
Java
219 lines
6.9 KiB
Java
/**
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* Copyright (C) 2002-2015 The FreeCol Team
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*
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* This file is part of FreeCol.
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*
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* FreeCol is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* FreeCol is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with FreeCol. If not, see <http://www.gnu.org/licenses/>.
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*/
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package net.sf.freecol.client.gui;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseListener;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javax.swing.Timer;
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import net.sf.freecol.client.FreeColClient;
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import net.sf.freecol.common.debug.FreeColDebugger;
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import net.sf.freecol.common.model.Colony;
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import net.sf.freecol.common.model.PathNode;
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import net.sf.freecol.common.model.Tile;
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import net.sf.freecol.common.model.Unit;
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/**
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* Listens to mouse buttons being pressed at the level of the Canvas.
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*/
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public final class CanvasMouseListener implements ActionListener, MouseListener {
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private static final Logger logger = Logger.getLogger(CanvasMouseListener.class.getName());
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private static final int doubleClickDelay = 200; // Milliseconds
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private final FreeColClient freeColClient;
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private final Canvas canvas;
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private final Timer doubleClickTimer = new Timer(doubleClickDelay,this);
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private int centerX, centerY;
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/**
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* Create a new canvas mouse listener.
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*
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* @param freeColClient The enclosing <code>FreeColClient</code>.
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* @param canvas The component this object gets created for.
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*/
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public CanvasMouseListener(FreeColClient freeColClient, Canvas canvas) {
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this.freeColClient = freeColClient;
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this.canvas = canvas;
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}
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/**
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* Invoked when a mouse button was clicked.
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*
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* @param e The MouseEvent that holds all the information.
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*/
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@Override
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public void mouseClicked(MouseEvent e) {
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try {
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if (e.getClickCount() > 1) {
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Tile tile = canvas.convertToMapTile(e.getX(), e.getY());
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Colony colony = tile.getColony();
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if (colony != null) {
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if (FreeColDebugger.isInDebugMode(FreeColDebugger.DebugMode.MENUS)) {
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canvas.showForeignColony(colony);
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} else {
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canvas.showColonyPanel(colony, null);
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}
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}
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} else {
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canvas.requestFocus();
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}
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} catch (Exception ex) {
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logger.log(Level.WARNING, "Error in mouseClicked!", ex);
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}
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}
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/**
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* Invoked when the mouse enters the component.
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*
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* @param e The MouseEvent that holds all the information.
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*/
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@Override
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public void mouseEntered(MouseEvent e) {
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// Ignore for now.
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}
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/**
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* Invoked when the mouse exits the component.
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*
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* @param e The MouseEvent that holds all the information.
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*/
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@Override
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public void mouseExited(MouseEvent e) {
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// Ignore for now.
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}
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/**
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* Invoked when a mouse button was pressed.
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*
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* @param e The MouseEvent that holds all the information.
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*/
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@Override
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public void mousePressed(MouseEvent e) {
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if (!e.getComponent().isEnabled()) return;
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int me = e.getButton();
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if (e.isPopupTrigger()) me = MouseEvent.BUTTON3;
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Tile tile = canvas.convertToMapTile(e.getX(), e.getY());
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switch (me) {
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case MouseEvent.BUTTON1:
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// Record initial click point for purposes of dragging
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canvas.setDragPoint(e.getX(), e.getY());
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if (canvas.isGotoStarted()) {
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PathNode path = canvas.getGotoPath();
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if (path != null) {
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canvas.stopGoto();
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// Move the unit
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freeColClient.getInGameController()
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.goToTile(canvas.getActiveUnit(),
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path.getLastNode().getTile());
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}
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} else if (doubleClickTimer.isRunning()) {
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doubleClickTimer.stop();
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} else {
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centerX = e.getX();
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centerY = e.getY();
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doubleClickTimer.start();
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}
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canvas.requestFocus();
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break;
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case MouseEvent.BUTTON2:
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if (tile != null) {
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Unit unit = canvas.getActiveUnit();
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if (unit != null && unit.getTile() != tile) {
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PathNode dragPath = unit.findPath(tile);
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canvas.startGoto();
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canvas.setGotoPath(dragPath);
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}
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}
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break;
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case MouseEvent.BUTTON3:
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// Cancel goto if one is active
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if (canvas.isGotoStarted()) canvas.stopGoto();
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canvas.showTilePopup(tile, e.getX(), e.getY());
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break;
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default:
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break;
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}
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}
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/**
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* Invoked when a mouse button was released.
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*
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* @param e The MouseEvent that holds all the information.
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*/
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@Override
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public void mouseReleased(MouseEvent e) {
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try {
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if (canvas.getGotoPath() != null) { // A mouse drag has ended.
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PathNode temp = canvas.getGotoPath();
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canvas.stopGoto();
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freeColClient.getInGameController()
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.goToTile(canvas.getActiveUnit(),
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temp.getLastNode().getTile());
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} else if (canvas.isGotoStarted()) {
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canvas.stopGoto();
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}
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} catch (Exception ex) {
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logger.log(Level.WARNING, "Error in mouseReleased!", ex);
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}
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}
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// Interface ActionListener
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/**
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* {@inheritDoc}
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*/
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@Override
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public void actionPerformed(ActionEvent ae) {
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doubleClickTimer.stop();
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Tile tile=canvas.convertToMapTile(centerX, centerY);
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if(canvas.getViewMode() == GUI.MOVE_UNITS_MODE) {
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// Clear goto order when active unit is on the tile
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Unit unit=canvas.getActiveUnit();
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if(unit != null && unit.getTile() == tile) {
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freeColClient.getInGameController().clearGotoOrders(unit);
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canvas.updateCurrentPathForActiveUnit();
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} else {
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if (tile != null && tile.hasSettlement()) {
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freeColClient.getGUI().showSettlement(tile.getSettlement());
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return;
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}
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}
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}
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freeColClient.getGUI().setSelectedTile(tile);
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}
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}
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