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de.swm.commons.mobile.client.widgets.publictransport.ConnectionListItem Maven / Gradle / Ivy
/*
* Copyright (c) 2011 Alexander Vilbig
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package de.swm.commons.mobile.client.widgets.publictransport;
import com.google.gwt.dom.client.Style.Position;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.uibinder.client.UiConstructor;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Label;
import de.swm.commons.mobile.client.SWMMobile;
import de.swm.commons.mobile.client.theme.SWMMobileImageBundle;
import de.swm.commons.mobile.client.widgets.HorizontalPanel;
import de.swm.commons.mobile.client.widgets.ListItem;
import de.swm.commons.mobile.client.widgets.VerticalPanel;
import java.util.Date;
import java.util.logging.Logger;
/**
* ListItem wich represents a specific connection.
*
*/
public class ConnectionListItem extends ListItem {
private static final Logger LOGGER = Logger.getLogger(ConnectionListItem.class.getName());
private static final long MILLIS_PER_MINUTE = (1000L * 60);
private static final long MILLIS_PER_HOUR = 1000L * 60 * 60;
private static final int PADDING_RIGHT = 4;
private static final double PADDING_TOP = 0.4;
private static final double PADDING = 0.6;
/**
* Die verschiedenen Verkehrsmittel.
*/
public enum TransportMeans {
/** Transportmittel. **/
WALK,
/** Transportmittel. **/
BUS,
/** Transportmittel. **/
TRAM,
/** Transportmittel. **/
UBAHN,
/** Transportmittel. **/
SBAHN,
/** Transportmittel. **/
BOAT,
/** Transportmittel. **/
CABLE,
/** Transportmittel unbekannt. **/
UNKNOWN
}
private final Label timeLabel;
private final Label durationAndInfoLabel;
private final SWMMobileImageBundle icons;
private String infoText;
private final Date fromDate;
private final Date toDate;
/**
* Default constructor.
*
* @param is24hourFormat
* true if date format is 24 hours
* @param fromDate
* .
* @param toDate
* .
* @param numTransfer
* .
* @param transfer
* .
* @param infoText
* .
*/
@UiConstructor
public ConnectionListItem(boolean is24hourFormat, Date fromDate,
Date toDate, int numTransfer, TransportMeans[] transfer,
String infoText) {
this.icons = SWMMobile.getTheme().getMGWTImageBundle();
this.fromDate = fromDate;
this.toDate = toDate;
this.infoText = infoText;
HorizontalPanel hPanel = new HorizontalPanel();
hPanel.addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getDecoratedListItemCss().decoratedListItemHPanel());
VerticalPanel vPanel = new VerticalPanel();
vPanel.addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getDecoratedListItemCss().decoratedListItemVPanel());
HorizontalPanel dPanel = new HorizontalPanel();
dPanel.add(new FlipTimePanel(fromDate, is24hourFormat));
HTML dash = new HTML("-");
dash.getElement().getStyle().setPaddingLeft(PADDING, Unit.EM);
dash.getElement().getStyle().setPaddingRight(PADDING, Unit.EM);
dPanel.add(dash);
dPanel.add(new FlipTimePanel(toDate, is24hourFormat));
HorizontalPanel timePanel = new HorizontalPanel();
timePanel.addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListTimePanel());
timeLabel = new Label();
timeLabel.addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemText());
timePanel.add(timeLabel);
dPanel.add(timePanel);
vPanel.add(dPanel);
durationAndInfoLabel = new Label(formatDurationAndInfoText());
durationAndInfoLabel.addStyleName(SWMMobile.getTheme()
.getMGWTCssBundle().getConnectionListItemCss()
.connectionListItemText());
durationAndInfoLabel.getElement().getStyle()
.setPaddingTop(PADDING, Unit.EM);
vPanel.add(durationAndInfoLabel);
HorizontalPanel tPanel = new HorizontalPanel();
Label transferLabel = new Label(SWMMobile.getI18N().interchanges() + " "
+ numTransfer);
transferLabel.addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemText());
transferLabel.getElement().getStyle().setPaddingRight(PADDING, Unit.EM);
tPanel.add(transferLabel);
buildTransfer(tPanel, transfer);
tPanel.getElement().getStyle().setPaddingTop(PADDING_TOP, Unit.EM);
vPanel.add(tPanel);
hPanel.add(vPanel);
add(hPanel);
}
/**
* Aktualisiert die Anzeige der lokalen Abfahrtszeit.
*
* @param currentTime
* Aktuelle Zeit
* @return is true the connection is in the past.
*/
public boolean updateTime(Date currentTime) {
timeLabel.setText(formatDepartureTime(currentTime));
boolean isOldConnection = false;
if (fromDate.before(currentTime)) {
isOldConnection = true;
addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemPast());
} else {
removeStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemPast());
}
return isOldConnection;
}
/**
* Marks the connection as the next recommended connection.
*
* @param isRecomended
* true if recommended
*/
public void setRecomended(boolean isRecomended) {
if (isRecomended) {
addStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemRecomended());
} else {
removeStyleName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemRecomended());
}
}
/**
* Setzt den Infotext in der Zeitdauer anzeige.
*
* @param text
* der text
*/
public void setInfotext(String text) {
this.infoText = text;
durationAndInfoLabel.setText(formatDurationAndInfoText());
}
@Override
public void setDisabled(boolean disabled) {
super.setDisabled(disabled);
if (disabled) { // add cover
setShowArrow(false);
getElement().getStyle().setPosition(Position.RELATIVE);
Element cover = DOM.createDiv();
cover.setClassName(SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemCover());
DOM.appendChild(getElement(), cover);
} else { // remove cover
Element cover = null;
for (int i = 0; i < DOM.getChildCount(getElement()); i++) {
Element el = DOM.getChild(getElement(), i);
if (SWMMobile.getTheme().getMGWTCssBundle()
.getConnectionListItemCss().connectionListItemCover()
.equals(el.getClassName())) {
cover = el;
break;
}
}
if (cover != null) {
DOM.removeChild(getElement(), cover);
}
setShowArrow(true);
}
}
/**
* Zeigt die verschiedenen Verkehrsmittel an.
*
* @param panel
* das panel
* @param transfer
* die verscheidenen Verkehrsmittel
*/
private void buildTransfer(HorizontalPanel panel, TransportMeans[] transfer) {
for (TransportMeans tm : transfer) {
Image img = null;
switch (tm) {
case WALK:
img = new Image(icons.walk_small());
break;
case BUS:
img = new Image(icons.bus_small());
break;
case TRAM:
img = new Image(icons.tram_small());
break;
case UBAHN:
img = new Image(icons.ubahn_small());
break;
case SBAHN:
img = new Image(icons.sbahn_small());
break;
case BOAT:
img = new Image(icons.boat_small());
break;
case CABLE:
img = new Image(icons.cable_small());
break;
default:
LOGGER.info("Unbekanntes Verkehrsmittel (" + tm + ")");
img = new Image(icons.unknownSmall());
break;
}
img.getElement().getStyle().setPaddingRight(PADDING_RIGHT, Unit.PX);
panel.add(img);
}
}
/**
* Formatiert die Zeit und den Text.
*
* @return die zeitliche Formatierung.
*/
private String formatDurationAndInfoText() {
long millis = this.toDate.getTime() - this.fromDate.getTime();
long hours = millis / MILLIS_PER_HOUR;
long minutes = (millis % MILLIS_PER_HOUR) / MILLIS_PER_MINUTE;
StringBuilder sb = new StringBuilder();
sb.append(SWMMobile.getI18N().journeyTime() + " ");
if (hours > 0) {
sb.append(hours + " " + SWMMobile.getI18N().journeyTimeHours()
+ ", ");
}
sb.append(minutes + " " + SWMMobile.getI18N().journeyTimeMinutes());
if (this.infoText != null) {
sb.append(" - ").append(this.infoText);
}
return sb.toString();
}
/**
* Formats the time.
*
* @param currentTime
* current time
* @return the time
*/
private String formatDepartureTime(Date currentTime) {
long millis = fromDate.getTime() - currentTime.getTime();
boolean isFuture = true;
if (millis < 0) {
isFuture = false;
millis = -millis;
}
long hours = millis / MILLIS_PER_HOUR;
long minutes = (millis % MILLIS_PER_HOUR) / MILLIS_PER_MINUTE;
StringBuilder sb = new StringBuilder();
if (isFuture) {
sb.append(SWMMobile.getI18N().journeyWillDepartureIn() + " ");
} else {
sb.append(SWMMobile.getI18N().journeyDeparturedBefore() + " ");
}
if (hours > 0) {
sb.append(hours + " " + SWMMobile.getI18N().journeyTimeHours()
+ ", ");
}
sb.append(minutes + " " + SWMMobile.getI18N().journeyTimeMinutes());
if (!isFuture) {
sb.append(" " + SWMMobile.getI18N().journeyDeparturedBeforeSuffix());
}
return sb.toString();
}
}