Пример #1
0
        protected PointPlacemarkAttributes assemblePointAttributes(PointPlacemarkAttributes attrs, KMLIconStyle style)
        {
            KMLIcon icon = style.getIcon();

            if (icon != null && icon.getHref() != null)
            {
                // The icon reference may be to a support file within a KMZ file, so check for that. If it's not, then just
                // let the normal PointPlacemark code resolve the reference.
                String href         = icon.getHref();
                String localAddress = null;
                try
                {
                    localAddress = this.parent.getRoot().getSupportFilePath(href);
                }
                catch (IOException e)
                {
                    String message = Logging.getMessage("generic.UnableToResolveReference", href);
                    Logging.logger().warning(message);
                }
                attrs.setImageAddress((localAddress != null ? localAddress : href));
            }
            // If the Icon element is present, but there is no href, draw a point instead of the default icon.
            else if (icon != null && WWUtil.isEmpty(icon.getHref()))
            {
                attrs.setUsePointAsDefaultImage(true);
            }

            // Assign the other attributes defined in the KML Feature element.

            if (style.getColor() != null)
            {
                attrs.setImageColor(WWUtil.decodeColorABGR(style.getColor()));
            }

            if (style.getColorMode() != null && "random".Equals(style.getColorMode()))
            {
                attrs.setImageColor(WWUtil.makeRandomColor(attrs.getImageColor()));
            }

            if (style.getScale() != null)
            {
                attrs.setScale(style.getScale());
            }

            if (style.getHeading() != null)
            {
                attrs.setHeading(style.getHeading());
                attrs.setHeadingReference(AVKey.RELATIVE_TO_GLOBE); // KML spec is not clear about this
            }

            if (style.getHotSpot() != null)
            {
                KMLVec2 hs = style.getHotSpot();
                attrs.setImageOffset(new Offset(hs.getX(), hs.getY(), KMLUtil.kmlUnitsToWWUnits(hs.getXunits()),
                                                KMLUtil.kmlUnitsToWWUnits(hs.getYunits())));
            }
            else
            {
                // By default, use the center of the image as the offset.
                attrs.setImageOffset(new Offset(0.5, 0.5, AVKey.FRACTION, AVKey.FRACTION));
            }

            return(attrs);
        }
Пример #2
0
        /**
         * Create an screen image.
         *
         * @param tc      the current {@link KMLTraversalContext}.
         * @param overlay the <i>Overlay</i> element containing.
         *
         * @throws NullPointerException     if the traversal context is null.
         * @throws ArgumentException if the parent overlay or the traversal context is null.
         */
        public KMLScreenImageImpl(KMLTraversalContext tc, KMLScreenOverlay overlay)
        {
            this.parent = overlay;

            if (tc == null)
            {
                String msg = Logging.getMessage("nullValue.TraversalContextIsNull");
                Logging.logger().severe(msg);
                throw new ArgumentException(msg);
            }

            if (overlay == null)
            {
                String msg = Logging.getMessage("nullValue.ParentIsNull");
                Logging.logger().severe(msg);
                throw new ArgumentException(msg);
            }

            KMLVec2 xy = this.parent.getScreenXY();

            if (xy != null)
            {
                this.screenOffset = new Offset(xy.getX(), xy.getY(), KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
                                               KMLUtil.kmlUnitsToWWUnits(xy.getYunits()));
            }

            xy = this.parent.getOverlayXY();
            if (xy != null)
            {
                this.imageOffset = new Offset(xy.getX(), xy.getY(), KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
                                              KMLUtil.kmlUnitsToWWUnits(xy.getYunits()));
            }

            this.setRotation(overlay.getRotation());

            xy = this.parent.getRotationXY();
            if (xy != null)
            {
                setRotationOffset(new Offset(xy.getX(), xy.getY(), KMLUtil.kmlUnitsToWWUnits(xy.getXunits()),
                                             KMLUtil.kmlUnitsToWWUnits(xy.getYunits())));
            }

            String colorStr = overlay.getColor();

            if (colorStr != null)
            {
                Color color = WWUtil.decodeColorABGR(colorStr);
                this.setColor(color);
            }

            // Compute desired image size, and the scale factor that will make it that size
            KMLVec2 kmlSize = this.parent.getSize();

            if (kmlSize != null)
            {
                Size size = new Size();
                size.setWidth(getSizeMode(kmlSize.getX()), kmlSize.getX(), KMLUtil.kmlUnitsToWWUnits(kmlSize.getXunits()));
                size.setHeight(getSizeMode(kmlSize.getY()), kmlSize.getY(), KMLUtil.kmlUnitsToWWUnits(kmlSize.getYunits()));
                this.setSize(size);
            }
        }