/**
* Initializes graphical user interface. Layout of this panel is set to <code>null</code> (no
* <code>LayoutManager</code>) so that <code>ReceiverView</code> items can be positioned
* absolutely.
*
* @see ReceiverView
* @see LayoutManager
*/
private void initializeGui() {
logger = Utilities.initializeLogger(this.getClass().getName());
setSize(new Dimension(PANEL_WIDTH, PANEL_HEIGHT));
setPreferredSize(new Dimension(PANEL_WIDTH, PANEL_HEIGHT));
setBackground(new Color(GRAY_COLOUR, GRAY_COLOUR, GRAY_COLOUR));
setLayout(null); // in order to position ReceiverViews absolutely
refreshPreviewImage();
// register all receiver views to the ComponentMover
componentMover = new ComponentMover();
// add zero coordinate marker views
addCoordinateZeroMarkerViewsToMap();
for (Receiver receiver : map.getReceivers()) {
ReceiverView receiverView = new ReceiverView(receiver, this);
receiverViews.add(receiverView);
this.add(receiverView);
// TODO: location should be calculated with offsets for scaling
// the image and pixel/meter scaling
double receiverPositionInMetersX = receiver.getXPos();
double receiverPositionInMetersY = receiver.getYPos();
double mapRatioWidth = map.getRatioWidth();
double mapRatioHeight = map.getRatioHeight();
int lowerLeftMarkerOffsetXInPixels = map.getLowerLeftMarkerOffsetXInPixels();
int lowerLeftMarkerOffsetYInPixels = map.getLowerLeftMarkerOffsetYInPixels();
int receiverPositionInPixelsX =
calculateReceiverPositionInPixelsX(
receiverPositionInMetersX, lowerLeftMarkerOffsetXInPixels, mapRatioWidth);
int receiverPositionInPixelsY =
calculateReceiverPositionInPixelsY(
receiverPositionInMetersY, lowerLeftMarkerOffsetYInPixels, mapRatioHeight);
receiverView.setLocation(receiverPositionInPixelsX, receiverPositionInPixelsY);
componentMover.registerComponent(receiverView);
}
}
/**
* Removes the <code>ReceiverView</code> object from <code>RoomMap</code>.
*
* @param receiver <code>Receiver</code> object
*/
public void removeReceiverViewFromMap(Receiver receiver) {
for (ReceiverView receiverView : receiverViews) {
if (receiverView.getReceiver().getID() == receiver.getID()) {
// remove receiver from map and receiverViews list
this.remove(receiverView);
receiverViews.remove(receiverView);
componentMover.deregisterComponent(receiverView);
repaint();
// set receivers coordinates to 0,0
for (Receiver receiverItem : map.getReceivers()) {
if (receiverItem.getID() == receiver.getID()) {
receiverItem.setOnMap(false);
receiverItem.setxPos(0.0);
receiverItem.setyPos(0.0);
}
}
return;
}
}
}
/**
* Getter for <code>RoomMap</code> object with all its properties, including <code>Receiver</code>
* s and <code>CoordinateZeroMarkerView</code>s .
*
* @return the map
* @see Receiver
* @see ReceiverView
* @see CoordinateZeroMarkerView
*/
public RoomMap getMap() {
// set zero coordinate marker positions
int lowerLeftMarkerOffsetXInPixels =
(int) (lowerLeftMarker.getLocation().getX() / scalingRatioToFitContainer);
int lowerLeftMarkerOffsetYInPixels =
(int) (lowerLeftMarker.getLocation().getY() / scalingRatioToFitContainer)
+ (CoordinateZeroMarkerView.ZERO_COORDINATE_MARKER_VIEW_HEIGHT);
map.setLowerLeftMarkerOffsetXInPixels(lowerLeftMarkerOffsetXInPixels);
map.setLowerLeftMarkerOffsetYInPixels(lowerLeftMarkerOffsetYInPixels);
int upperRightMarkerOffsetXInPixels =
(int) (upperRightMarker.getLocation().getX() / scalingRatioToFitContainer)
+ (CoordinateZeroMarkerView.ZERO_COORDINATE_MARKER_VIEW_WIDTH);
int upperRightMarkerOffsetYInPixels =
(int) (upperRightMarker.getLocation().getY() / scalingRatioToFitContainer);
map.setUpperRightMarkerOffsetXInPixels(upperRightMarkerOffsetXInPixels);
map.setUpperRightMarkerOffsetYInPixels(upperRightMarkerOffsetYInPixels);
// set room width and height in meters
double roomWidthInMeters = parent.getRoomWidthInMeters();
double roomHeightInMeters = parent.getRoomHeightInMeters();
map.setWidthInMeters(roomWidthInMeters);
map.setHeightInMeters(roomHeightInMeters);
// set width and height ratios
int mapWidthInPixels = upperRightMarkerOffsetXInPixels - lowerLeftMarkerOffsetXInPixels;
int mapHeightInPixels = lowerLeftMarkerOffsetYInPixels - upperRightMarkerOffsetYInPixels;
double mapWidthRatio = (mapWidthInPixels) / roomWidthInMeters;
double mapHeightRatio = (mapHeightInPixels) / roomHeightInMeters;
map.setRatioWidth(mapWidthRatio);
map.setRatioHeight(mapHeightRatio);
// set receiver positions in meters
map.getReceivers().clear(); // first we remove all present receivers
for (ReceiverView receiverView : receiverViews) {
int receiverViewXInPixels =
((int) (receiverView.getLocation().getX() / scalingRatioToFitContainer))
+ (ReceiverView.RECEIVER_ITEM_WIDTH / 2);
int receiverViewYInPixels =
((int) (receiverView.getLocation().getY() / scalingRatioToFitContainer))
+ (ReceiverView.RECEIVER_ITEM_HEIGHT / 2);
double receiverPositionInMetersX =
calculateReceiverPositionInMetersX(
lowerLeftMarkerOffsetXInPixels, receiverViewXInPixels, mapWidthRatio);
double receiverPositionInMetersY =
calculateReceiverPositionInMetersY(
lowerLeftMarkerOffsetYInPixels, receiverViewYInPixels, mapHeightRatio);
receiverView.getReceiver().setxPos(receiverPositionInMetersX);
receiverView.getReceiver().setyPos(receiverPositionInMetersY);
map.addReceiver(receiverView.getReceiver());
}
// set map title
String titleFromInput = parent.getRoomTitle();
map.setTitle(titleFromInput.equals("") ? "Unkown" : titleFromInput);
// set map xFrom, xTo, yFrom and yTo values
map.setxFrom(0);
map.setxTo(map.getWidthInMeters());
map.setyFrom(0);
map.setyTo(map.getHeightInMeters());
Application.getApplication().setRoomMap(map);
return map;
}