/**
* Draws the text block, aligning it with the specified anchor point and rotating it about the
* specified rotation point.
*
* @param g2 the graphics device.
* @param anchorX the x-coordinate for the anchor point.
* @param anchorY the y-coordinate for the anchor point.
* @param anchor the point on the text block that is aligned to the anchor point.
* @param rotateX the x-coordinate for the rotation point.
* @param rotateY the x-coordinate for the rotation point.
* @param angle the rotation (in radians).
*/
public void draw(
final Graphics2D g2,
final float anchorX,
final float anchorY,
final TextBlockAnchor anchor,
final float rotateX,
final float rotateY,
final double angle) {
final Size2D d = calculateDimensions(g2);
final float[] offsets = calculateOffsets(anchor, d.getWidth(), d.getHeight());
final Iterator iterator = this.lines.iterator();
float yCursor = 0.0f;
while (iterator.hasNext()) {
TextLine line = (TextLine) iterator.next();
Size2D dimension = line.calculateDimensions(g2);
float lineOffset = 0.0f;
if (this.lineAlignment == HorizontalAlignment.CENTER) {
lineOffset = (float) (d.getWidth() - dimension.getWidth()) / 2.0f;
} else if (this.lineAlignment == HorizontalAlignment.RIGHT) {
lineOffset = (float) (d.getWidth() - dimension.getWidth());
}
line.draw(
g2,
anchorX + offsets[0] + lineOffset,
anchorY + offsets[1] + yCursor,
TextAnchor.TOP_LEFT,
rotateX,
rotateY,
angle);
yCursor = yCursor + (float) dimension.getHeight();
}
}
/**
* Returns the width and height of the text block.
*
* @param g2 the graphics device.
* @return The width and height.
*/
public Size2D calculateDimensions(final Graphics2D g2) {
double width = 0.0;
double height = 0.0;
final Iterator iterator = this.lines.iterator();
while (iterator.hasNext()) {
final TextLine line = (TextLine) iterator.next();
final Size2D dimension = line.calculateDimensions(g2);
width = Math.max(width, dimension.getWidth());
height = height + dimension.getHeight();
}
return new Size2D(width, height);
}