public java.awt.Dimension getPreferredSize(DrawContext dc) {
java.awt.Dimension imageSize = this.getImageSize(dc);
java.awt.Dimension insetSize = null;
// Optionally set the annotation's inset size to the image size.
if (this.isFitSizeToImage()) {
insetSize = imageSize;
}
// Fallback to the superclass preferred size.
if (insetSize == null) {
insetSize = super.getPreferredSize(dc);
// Optionally set the annotation's aspect ratio to that of the image. We'll use the superclass
// width, and
// override it's height to match the image's aspect ration.
if (this.isUseImageAspectRatio() && imageSize != null) {
double aspect = imageSize.getHeight() / imageSize.getWidth();
insetSize =
new java.awt.Dimension(insetSize.width, (int) Math.round(aspect * insetSize.width));
}
}
java.awt.Insets insets = this.getAttributes().getInsets();
return new java.awt.Dimension(
insetSize.width + (insets.left + insets.right),
insetSize.height + (insets.top + insets.bottom));
}
protected void transformBackgroundImageCoordsToAnnotationCoords(
DrawContext dc, int width, int height, WWTexture texture) {
GL2 gl = dc.getGL().getGL2(); // GL initialization checks for GL2 compatibility.
// Scale background image coordinates to fit the Annotation's dimensions.
java.awt.Dimension size = this.getImageSize(dc);
if (size != null) {
gl.glScaled(size.getWidth() / (double) width, size.getHeight() / (double) height, 1d);
}
super.transformBackgroundImageCoordsToAnnotationCoords(dc, width, height, texture);
}