<DataType> void paint() {
Canvas c = Canvas.get();
CellStamp<DataType> stamp;
int y = 0;
for (int i = 0; i < model.getRowCount(Section.SCROLLABLE); i++) {
RowAddress address = viewport.createAddress(i, Section.SCROLLABLE);
@SuppressWarnings("unchecked")
DataType datum = (DataType) model.get(address);
stamp = stampFactory.getStamp(address, datum);
Axis.Span stampSpan = new Axis.Span(Axis.V, y, stamp.getSpan(Axis.V, datum));
if (viewport
.getCellPainter()
.isRowVisible(stampSpan, RowVisibilityType.ACKNOWLEDGE_PARTIAL)) {
// WIP: BG such as highlight needs to paint outside this inset I just pushed
c.pushBounds(
ListModelPainter.CELL_TEXT_INSET, y, viewport.getBounds().width, stampSpan.span);
stamp.paint(c, address, datum);
c.popBounds();
}
y += stampSpan.span;
}
}
// RevalidateWidthNotification to self
<DataType> int getContentHeight() {
int height = viewport.getCellPainter().staticContent.northSpan;
for (int i = 0; i < model.getRowCount(Section.SCROLLABLE); i++) {
RowAddress address = viewport.createAddress(i, Section.SCROLLABLE);
@SuppressWarnings("unchecked")
DataType datum = (DataType) model.get(address);
CellStamp<DataType> stamp = stampFactory.getStamp(address, datum);
height += stamp.getSpan(Axis.V, datum);
}
return height;
}
@SuppressWarnings("unchecked")
@Override
public void compositionCompleted() {
viewport =
(CellViewportComposite<ListModelPainter>)
CompositionRegistry.getComposite(CellViewportComposite.class);
viewport.getComponent().installHandler(this);
model = CompositionRegistry.getService(ListDataModel.class);
stampFactory = CompositionRegistry.getService(CellStamp.Factory.class);
}
private <DataType> int calculateRowTop(int row) {
int position = 0;
for (int i = 0; i < row; i++) {
RowAddress address = viewport.createAddress(i, Section.SCROLLABLE);
@SuppressWarnings("unchecked")
DataType datum = (DataType) model.get(address);
CellStamp<DataType> stamp = stampFactory.getStamp(address, datum);
position += stamp.getSpan(Axis.V, datum);
}
return position;
}
@Override
public UserInterfaceActor getActor() {
return viewport.getComponent().getActor();
}