/**
* Calculates and sets the bounds of all the items in the specified container, subject to the
* given constraint. The <code>Graphics2D</code> can be used by some items (particularly items
* containing text) to calculate sizing parameters.
*
* @param container the container whose items are being arranged.
* @param g2 the graphics device.
* @param constraint the size constraint.
* @return The size of the container after arrangement of the contents.
*/
@Override
public Size2D arrange(BlockContainer container, Graphics2D g2, RectangleConstraint constraint) {
LengthConstraintType w = constraint.getWidthConstraintType();
LengthConstraintType h = constraint.getHeightConstraintType();
if (w == LengthConstraintType.NONE) {
if (h == LengthConstraintType.NONE) {
return arrangeNN(container, g2);
} else if (h == LengthConstraintType.FIXED) {
throw new RuntimeException("Not implemented.");
} else if (h == LengthConstraintType.RANGE) {
throw new RuntimeException("Not implemented.");
}
} else if (w == LengthConstraintType.FIXED) {
if (h == LengthConstraintType.NONE) {
return arrangeFN(container, g2, constraint);
} else if (h == LengthConstraintType.FIXED) {
throw new RuntimeException("Not implemented.");
} else if (h == LengthConstraintType.RANGE) {
throw new RuntimeException("Not implemented.");
}
} else if (w == LengthConstraintType.RANGE) {
if (h == LengthConstraintType.NONE) {
return arrangeRN(container, g2, constraint);
} else if (h == LengthConstraintType.FIXED) {
return arrangeRF(container, g2, constraint);
} else if (h == LengthConstraintType.RANGE) {
return arrangeRR(container, g2, constraint);
}
}
throw new IllegalArgumentException("Unknown LengthConstraintType.");
}
/**
* Returns a constraint for the content of this block that will result in the bounds of the block
* matching the specified constraint.
*
* @param c the outer constraint (<code>null</code> not permitted).
* @return The content constraint.
*/
protected RectangleConstraint toContentConstraint(RectangleConstraint c) {
ParamChecks.nullNotPermitted(c, "c");
if (c.equals(RectangleConstraint.NONE)) {
return c;
}
double w = c.getWidth();
Range wr = c.getWidthRange();
double h = c.getHeight();
Range hr = c.getHeightRange();
double ww = trimToContentWidth(w);
double hh = trimToContentHeight(h);
Range wwr = trimToContentWidth(wr);
Range hhr = trimToContentHeight(hr);
return new RectangleConstraint(
ww, wwr, c.getWidthConstraintType(), hh, hhr, c.getHeightConstraintType());
}
/**
* Arranges the items in the specified container, subject to the given constraint.
*
* @param container the container.
* @param g2 the graphics device.
* @param constraint the constraint.
* @return The block size.
*/
@Override
public Size2D arrange(BlockContainer container, Graphics2D g2, RectangleConstraint constraint) {
RectangleConstraint contentConstraint = container.toContentConstraint(constraint);
Size2D contentSize = null;
LengthConstraintType w = contentConstraint.getWidthConstraintType();
LengthConstraintType h = contentConstraint.getHeightConstraintType();
if (w == LengthConstraintType.NONE) {
if (h == LengthConstraintType.NONE) {
contentSize = arrangeNN(container, g2);
} else if (h == LengthConstraintType.FIXED) {
throw new RuntimeException("Not implemented.");
} else if (h == LengthConstraintType.RANGE) {
throw new RuntimeException("Not implemented.");
}
} else if (w == LengthConstraintType.FIXED) {
if (h == LengthConstraintType.NONE) {
contentSize = arrangeFN(container, g2, constraint.getWidth());
} else if (h == LengthConstraintType.FIXED) {
contentSize = arrangeFF(container, g2, constraint);
} else if (h == LengthConstraintType.RANGE) {
contentSize = arrangeFR(container, g2, constraint);
}
} else if (w == LengthConstraintType.RANGE) {
if (h == LengthConstraintType.NONE) {
throw new RuntimeException("Not implemented.");
} else if (h == LengthConstraintType.FIXED) {
throw new RuntimeException("Not implemented.");
} else if (h == LengthConstraintType.RANGE) {
contentSize =
arrangeRR(container, constraint.getWidthRange(), constraint.getHeightRange(), g2);
}
}
return new Size2D(
container.calculateTotalWidth(contentSize.getWidth()),
container.calculateTotalHeight(contentSize.getHeight()));
}