drawingattributes.java

openmap java写的开源数字地图程序. 用applet实现,可以像google map 那样放大缩小地图.

                URL textureImageURL = PropUtils.getResourceOrFileOrURL(this,
                        fPattern);

                if (textureImageURL != null) {

                    BufferedImage bi = BufferedImageHelper.getBufferedImage(textureImageURL,
                            0,
                            0,
                            -1,
                            -1);

                    fillPattern = new TexturePaint(bi, new Rectangle(0, 0, bi.getWidth(), bi.getHeight()));
                }
            } catch (MalformedURLException murle) {
                Debug.error("DrawingAttributes.init: bad texture URL - \n     "
                        + realPrefix + fillPatternProperty);
                fillPattern = null;
            } catch (InterruptedException ie) {
                Debug.error("DrawingAttributes.init: bad problems getting texture URL - \n"
                        + ie);
                fillPattern = null;
            }
        }
    }

    /**
     * PropertyConsumer method, to fill in a Properties object,
     * reflecting the current values of the layer. If the layer has a
     * propertyPrefix set, the property keys should have that prefix
     * plus a separating '.' prepended to each propery key it uses for
     * configuration.
     * 
     * @param props a Properties object to load the PropertyConsumer
     *        properties into. If props equals null, then a new
     *        Properties object should be created.
     * @return Properties object containing PropertyConsumer property
     *         values. If getList was not null, this should equal
     *         getList. Otherwise, it should be the Properties object
     *         created by the PropertyConsumer.
     */
    public Properties getProperties(Properties props) {
        if (props == null) {
            props = new Properties();
        }

        String prefix = PropUtils.getScopedPropertyPrefix(this);

        if (linePaint instanceof Color) {
            props.put(prefix + linePaintProperty,
                    PropUtils.getProperty((Color) linePaint));
        }
        //      if (textPaint instanceof Color) {
        //          props.put(prefix + textPaintProperty,
        //                    PropUtils.getProperty((Color)textPaint));
        //      }
        if (fillPaint instanceof Color) {
            props.put(prefix + fillPaintProperty,
                    PropUtils.getProperty((Color) fillPaint));
        }
        if (selectPaint instanceof Color) {
            props.put(prefix + selectPaintProperty,
                    PropUtils.getProperty((Color) selectPaint));
        }
        if (mattingPaint instanceof Color) {
            props.put(prefix + mattingPaintProperty,
                    PropUtils.getProperty((Color) mattingPaint));
        }

        props.put(prefix + PointRadiusProperty, Integer.toString(pointRadius));
        props.put(prefix + PointOvalProperty, new Boolean(pointOval).toString());

        props.put(prefix + fillPatternProperty, (fPattern == null ? ""
                : fPattern));

        Stroke bs = getStroke();

        if (bs == null) {
            bs = new BasicStroke();
        }

        if (bs instanceof BasicStroke) {
            props.put(prefix + lineWidthProperty,
                    Float.toString(((BasicStroke) bs).getLineWidth()));

            float[] fa = ((BasicStroke) bs).getDashArray();
            if (fa != null) {
                StringBuffer dp = new StringBuffer();
                for (int i = 0; i < fa.length; i++) {
                    dp.append(" " + Float.toString(fa[i]));
                }
                props.put(prefix + dashPatternProperty, dp.toString());
                props.put(prefix + dashPhaseProperty,
                        Float.toString(((BasicStroke) bs).getDashPhase()));
            } else {
                props.put(prefix + dashPatternProperty, "");
                props.put(prefix + dashPhaseProperty, "");
            }
        }

        if (baseScale != NONE) {
            props.put(prefix + baseScaleProperty, Float.toString(baseScale));
        }

        props.put(prefix + mattedProperty, new Boolean(matted).toString());

        return props;
    }

    /**
     * Method to fill in a Properties object with values reflecting
     * the properties able to be set on this PropertyConsumer. The key
     * for each property should be the raw property name (without a
     * prefix) with a value that is a String that describes what the
     * property key represents, along with any other information about
     * the property that would be helpful (range, default value,
     * etc.).
     * 
     * @param list a Properties object to load the PropertyConsumer
     *        properties into. If getList equals null, then a new
     *        Properties object should be created.
     * @return Properties object containing PropertyConsumer property
     *         values. If getList was not null, this should equal
     *         getList. Otherwise, it should be the Properties object
     *         created by the PropertyConsumer.
     */
    public Properties getPropertyInfo(Properties list) {
        if (list == null) {
            list = new Properties();
        }
        String interString;

        interString = i18n.get(DrawingAttributes.class,
                linePaintProperty,
                I18n.TOOLTIP,
                "Edge color for graphics.");
        list.put(linePaintProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                linePaintProperty,
                linePaintProperty);
        list.put(linePaintProperty + LabelEditorProperty, interString);
        list.put(linePaintProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.ColorPropertyEditor");

        //      list.put(textPaintProperty, "Text color for graphics.");
        //      list.put(textPaintProperty + ScopedEditorProperty,
        //               "com.bbn.openmap.util.propertyEditor.ColorPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                fillPaintProperty,
                I18n.TOOLTIP,
                "Fill color for graphics.");
        list.put(fillPaintProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                fillPaintProperty,
                fillPaintProperty);
        list.put(fillPaintProperty + LabelEditorProperty, interString);
        list.put(fillPaintProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.ColorPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                selectPaintProperty,
                I18n.TOOLTIP,
                "Selected edge color for graphics.");
        list.put(selectPaintProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                selectPaintProperty,
                selectPaintProperty);
        list.put(selectPaintProperty + LabelEditorProperty, interString);
        list.put(selectPaintProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.ColorPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                mattingPaintProperty,
                I18n.TOOLTIP,
                "Matting edge color for graphics.");
        list.put(mattingPaintProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                mattingPaintProperty,
                mattingPaintProperty);
        list.put(mattingPaintProperty + LabelEditorProperty, interString);
        list.put(mattingPaintProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.ColorPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                fillPatternProperty,
                I18n.TOOLTIP,
                "Image file to use for fill pattern for graphics (optional).");
        list.put(fillPatternProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                fillPatternProperty,
                fillPatternProperty);
        list.put(fillPatternProperty + LabelEditorProperty, interString);
        list.put(fillPatternProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.FUPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                lineWidthProperty,
                I18n.TOOLTIP,
                "Line width for edges of graphics");
        list.put(lineWidthProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                lineWidthProperty,
                lineWidthProperty);
        list.put(lineWidthProperty + LabelEditorProperty, interString);

        //      list.put(dashPatternProperty, "<HTML><BODY>Line dash
        // pattern, represented by<br>space separated numbers<br> (on
        // off on ...)</BODY></HTML>");
        interString = i18n.get(DrawingAttributes.class,
                dashPatternProperty,
                I18n.TOOLTIP,
                "Line dash pattern, represented by space separated numbers (on off on ...)");
        list.put(dashPatternProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                dashPatternProperty,
                dashPatternProperty);
        list.put(dashPatternProperty + LabelEditorProperty, interString);

        interString = i18n.get(DrawingAttributes.class,
                dashPhaseProperty,
                I18n.TOOLTIP,
                "Phase for dash pattern (Default is 0)");
        list.put(dashPhaseProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                dashPhaseProperty,
                dashPhaseProperty);
        list.put(dashPhaseProperty + LabelEditorProperty, interString);

        interString = i18n.get(DrawingAttributes.class,
                baseScaleProperty,
                I18n.TOOLTIP,
                "<HTML><BODY>Scale which should be used as the base scale for the <br>patterns and line width. If set, size of pattern and <br>widths will be adjusted to the map scale</BODY></HTML>");
        list.put(baseScaleProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                baseScaleProperty,
                baseScaleProperty);
        list.put(baseScaleProperty + LabelEditorProperty, interString);

        interString = i18n.get(DrawingAttributes.class,
                mattedProperty,
                I18n.TOOLTIP,
                "Flag to enable a thin black matting to be drawn around graphics.");
        list.put(mattedProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                mattedProperty,
                mattedProperty);
        list.put(mattedProperty + LabelEditorProperty, interString);
        list.put(mattedProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.OnOffPropertyEditor");

        interString = i18n.get(DrawingAttributes.class,
                PointRadiusProperty,
                I18n.TOOLTIP,
                "Pixel radius of point objects.");
        list.put(PointRadiusProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                PointRadiusProperty,
                "Point pixel radius");
        list.put(PointRadiusProperty + LabelEditorProperty, interString);

        interString = i18n.get(DrawingAttributes.class,
                PointOvalProperty,
                I18n.TOOLTIP,
                "Set points to be oval or rectangular.");
        list.put(PointOvalProperty, interString);
        interString = i18n.get(DrawingAttributes.class,
                PointOvalProperty,
                "Points are oval");
        list.put(PointOvalProperty + LabelEditorProperty, interString);
        list.put(PointOvalProperty + ScopedEditorProperty,
                "com.bbn.openmap.util.propertyEditor.YesNoPropertyEditor");

        //         list.put(initPropertiesProperty, getInitPropertiesOrder());

        return list;
    }

    public String getInitPropertiesOrder() {
        return " " + linePaintProperty + " " + selectPaintProperty + " "
                + fillPaintProperty + " "
                + /* textPaintProperty + " " + */mattingPaintProperty + " "
                + fillPatternProperty + " " + mattedProperty + " "
                + lineWidthProperty + " " + dashPatternProperty + " "
                + dashPhaseProperty + " " + PointRadiusProperty + " "
                + PointOvalProperty;
    }

    /**
     * Set the property key prefix that should be used by the
     * PropertyConsumer. The prefix, along with a '.', should be
     * prepended to the property keys known by the PropertyConsumer.
     * 
     * @param prefix the prefix String.
     */
    public void setPropertyPrefix(String prefix) {
        propertyPrefix = prefix;
    }

    /**
     * Get the property key prefix that is being used to prepend to
     * the property keys for Properties lookups.
     * 
     * @return the prefix String.
     */
    public String getPropertyPrefix() {
        return propertyPrefix;
    }

    public void propertyChange(PropertyChangeEvent pce) {
        if (pce.getSource() instanceof BasicStrokeEditorMenu) {
            setStroke((BasicStroke) pce.getNewValue());
        }
    }

    public String toString() {
        StringBuffer sb = new StringBuffer("DrawingAttributes[");
        sb.append("linePaint(" + linePaint + "), ");
        sb.append("selectPaint(" + selectPaint + "), ");
        //      sb.append("textPaint(" + textPaint + "), ");
        sb.append("mattingPaint(" + mattingPaint + "), ");
        sb.append("fillPaint(" + fillPaint + "), ");
        sb.append("fillPattern(" + fillPattern + "), ");
        sb.append("stroke(" + stroke + "), ");
        sb.append("baseScale(" + baseScale + "), ");
        sb.append("matted(" + new Boolean(matted).toString() + ")]");
        return sb.toString();
    }

    /**
     * Render the Shape into the Graphics2D object, using the
     * mattingPaint, fillPaint, fillPattern, linePaint and stroke
     * contained in this DrawingAttributes object.
     */
    public void render(Graphics2D g, Shape shape) {
        render(g, shape, false);
    }

    /**
     * Render the Shape into the Graphics2D object, using the
     * mattingPaint, fillPaint, fillPattern, linePaint and stroke
     * contained in this DrawingAttributes object.
     * 
     * @param g java.awt.Graphics2D object to render into
     * @param shape java.awt.Shape to draw
     * @param replaceColorWithGradient flag to specify replacement of
     *        fill and edge colors with a GradientPaint to give a
     *        light to dark look. You can set the Paints in the
     *        DrawingAttributes object with GradientPaints if you want
     *        more control over the GradientPaint, but this will let
     *        the DrawingAttributes object take a shot at creating one
     *        for a Color that fits the shape given.
     */
    public void render(Graphics2D g, Shape shape,
                       boolean replaceColorWithGradient) {

        if (matted) {
            if (stroke instanceof BasicStroke) {
                g.setStroke(new BasicStro