private TrackPointAnnotation createHoveredTrackPoint() {
final TrackPointAnnotation trackPoint =
new TrackPointAnnotation(UI.EMPTY_STRING, Position.ZERO);
trackPoint.setAlwaysOnTop(true);
final AnnotationAttributes attributes = trackPoint.getAttributes();
attributes.setCornerRadius(TrackSliderLayer.CHART_SLIDER_CORNER_RADIUS);
attributes.setInsets(
new Insets(
TrackSliderLayer.CHART_SLIDER_MARGIN,
TrackSliderLayer.CHART_SLIDER_MARGIN + 3,
TrackSliderLayer.CHART_SLIDER_MARGIN,
TrackSliderLayer.CHART_SLIDER_MARGIN));
attributes.setDrawOffset(new Point(0, TrackSliderLayer.CHART_SLIDER_DRAW_OFFSET_Y));
attributes.setLeaderGapWidth(TrackSliderLayer.CHART_SLIDER_LEADER_GAP);
attributes.setFont(UI.AWT_FONT_ARIAL_BOLD_12);
// initially hide the annotation
attributes.setVisible(false);
return trackPoint;
}
/**
* Initializing constructor.
*
* @param name the name of this layer
*/
public SurfShapesLayer(String name) {
// properties of layer
setName(name);
setEnabled(true);
// painting attributes for shapes
attr.setOutlineMaterial(Material.ORANGE);
attr.setOutlineWidth(1.5);
Material intMat = new Material(Color.ORANGE.brighter().brighter());
attr.setInteriorMaterial(intMat);
attr.setInteriorOpacity(NORM_INSIDE_OPACITY);
// painting attributes for hihglighted shapes
attrHigh.setOutlineMaterial(Material.BLACK);
attrHigh.setOutlineWidth(2);
attrHigh.setInteriorMaterial(Material.WHITE);
attrHigh.setInteriorOpacity(HIGHL_INSIDE_OPACITY);
// popup annotation attributes
AnnotationAttributes attrAnno = new AnnotationAttributes();
attrAnno.setAdjustWidthToText(AVKey.SIZE_FIT_TEXT);
attrAnno.setFrameShape(AVKey.SHAPE_RECTANGLE);
attrAnno.setCornerRadius(3);
attrAnno.setDrawOffset(new Point(0, 8));
attrAnno.setLeaderGapWidth(8);
attrAnno.setTextColor(Color.BLACK);
attrAnno.setBackgroundColor(new Color(1f, 1f, 1f, .85f));
attrAnno.setBorderColor(new Color(0xababab));
attrAnno.setInsets(new Insets(3, 3, 3, 3));
attrAnno.setVisible(false);
popupAnnotation.setAttributes(attrAnno);
popupAnnotation.setAlwaysOnTop(true);
addRenderable(popupAnnotation);
}