private void layoutHorizontal(int startXLeft, int startYTop) {
int centreOfMyLayout = startYTop + (dimensions.getHeight() / 2);
int xLeft = startXLeft + (getYSpacing() / 2);
int yTop = centreOfMyLayout - (getStartIconHeight() / 2);
int endXLeft = startXLeft + dimensions.getWidth() - getEndIconWidth() - (getYSpacing() / 2);
int endYTop = centreOfMyLayout - (getEndIconHeight() / 2);
ActivityInterface activity = null;
Iterator<ActivityInterface> itr = getSubActivities().iterator();
int childXLeft = xLeft + getStartIconWidth() + (getYSpacing() / 2);
int childYTop = startYTop + (getXSpacing() / 2);
while (itr.hasNext()) {
activity = itr.next();
activity.layout(childXLeft, childYTop);
childXLeft += activity.getDimensions().getWidth();
}
// Set the values
setStartIconXLeft(xLeft);
setStartIconYTop(yTop);
setEndIconXLeft(endXLeft);
setEndIconYTop(endYTop);
getDimensions().setXLeft(startXLeft);
getDimensions().setYTop(startYTop);
}
@Override
public SVGDimension getDimensions() {
if (dimensions == null) {
int width = 0;
int height = 0;
dimensions = new SVGDimension(width, height);
org.wso2.carbon.bpel.ui.bpel2svg.SVGDimension subActivityDim = null;
ActivityInterface activity = null;
Iterator<ActivityInterface> itr = getSubActivities().iterator();
try {
while (itr.hasNext()) {
activity = itr.next();
subActivityDim = activity.getDimensions();
if (subActivityDim.getWidth() > width) {
width += subActivityDim.getWidth();
}
height += subActivityDim.getHeight();
}
} catch (NoSuchElementException e) {
log.error("Invalid Element access", e);
// throw new Exception("Error in reading Dimensions", e);
}
height += ((getYSpacing() * 2) + getStartIconHeight() + getEndIconHeight());
width += getXSpacing();
dimensions.setWidth(width);
dimensions.setHeight(height);
layoutManager.setSvgHeight(height);
layoutManager.setSvgWidth(width);
if (!layoutManager.isVerticalLayout()) {
switchDimensionsToHorizontal();
}
}
return dimensions;
}