demolayer.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.

        combo.setFillPaint(Color.green);
        omList.add(combo);

        OMAreaList combo1 = new OMAreaList();
        combo1.addOMGraphic(new OMLine(66.618519f, 141.563497f, 66.028244f, 140.193964f, OMGraphic.LINETYPE_GREATCIRCLE));
        combo1.addOMGraphic(new OMLine(66.028244f, 140.193964f, 66.968058f, 137.611042f, OMGraphic.LINETYPE_RHUMB));
        combo1.addOMGraphic(new OMLine(66.968058f, 137.611042f, 67.558261f, 139.033958f, OMGraphic.LINETYPE_GREATCIRCLE));
        combo1.addOMGraphic(new OMLine(67.558261f, 139.033958f, 66.618519f, 141.563497f, OMGraphic.LINETYPE_RHUMB));
        combo1.setLinePaint(Color.red);
        combo1.setFillPaint(Color.blue);
        omList.add(combo1);

        combo1 = new OMAreaList();
        combo1.addOMGraphic(new OMLine(65.495278f, 55.488889f, 65.022778f, 55.749167f, OMGraphic.LINETYPE_GREATCIRCLE));
        combo1.addOMGraphic(new OMLine(65.022778f, 55.749167f, 64.970278f, 55.208611f, OMGraphic.LINETYPE_RHUMB));
        combo1.addOMGraphic(new OMLine(64.970278f, 55.208611f, 65.442778f, 54.948889f, OMGraphic.LINETYPE_GREATCIRCLE));
        combo1.addOMGraphic(new OMLine(65.442778f, 54.948889f, 65.495278f, 55.488889f, OMGraphic.LINETYPE_RHUMB));
        combo1.setLinePaint(Color.blue);
        combo1.setFillPaint(Color.red);
        omList.add(combo1);

        // OMArc arc1 = new OMArc(100, 100, 200, 200, 0f, -45f);
        // arc1.setLinePaint(Color.blue);
        // arc1.setFillPaint(Color.yellow);
        // arc1.setArcType(java.awt.geom.Arc2D.PIE);
        // omList.add(arc1);

        OMText text = new OMText(30f, 80f, "Testing FontSizer", OMText.JUSTIFY_CENTER);
        text.setFontSizer(new FontSizer(30000000f, 1, 5, 40));
        omList.add(text);

        if (srl != null) {
            ImageIcon ii = srl.getIcon("SFPPV-----*****",
                    new Dimension(100, 100));
            if (ii != null) {
                OMScalingIcon omsi = new OMScalingIcon(20f, -50f, ii);
                omsi.setBaseScale(1000000);
                omsi.setMinScale(1000000);
                omsi.setMaxScale(5000000);
                omList.add(omsi);

                SymbolPart sp = srl.getSymbolPartForCode("SFPPV-----*****");
                if (sp != null) {
                    omsi.putAttribute(OMGraphic.TOOLTIP, sp.getDescription());
                }
            } else {
                Debug.output("DemoLayer: couldn't create symbol from SymbolReferenceLibrary");
            }
        }

        return omList;
    }

    public void setProperties(String prefix, Properties props) {
        super.setProperties(prefix, props);
        setAddToBeanContext(true);
    }

    /**
     * This is an important Layer method to override. The prepare
     * method gets called when the layer is added to the map, or when
     * the map projection changes. We need to make sure the
     * OMGraphicList returned from this method is what we want painted
     * on the map. The OMGraphics need to be generated with the
     * current projection. We test for a null OMGraphicList in the
     * layer to see if we need to create the OMGraphics. This layer
     * doesn't change it's OMGraphics for different projections, if
     * your layer does, you need to clear out the OMGraphicList and
     * add the OMGraphics you want for the current projection.
     */
    public OMGraphicList prepare() {
        OMGraphicList list = getList();
        if (list == null) {
            list = init();
        }
        list.generate(getProjection());
        return list;
    }

    protected GraphicAttributes getFilterGA() {
        if (filterGA == null) {
            filterGA = new GraphicAttributes();
            filterGA.setLinePaint(Color.red);
            filterGA.setRenderType(OMGraphic.RENDERTYPE_LATLON);
            filterGA.setLineType(OMGraphic.LINETYPE_GREATCIRCLE);
            BasicStroke filterStroke = new BasicStroke(1f, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_MITER, 10f, new float[] {
                    3, 3 }, 0f);
            filterGA.setStroke(filterStroke);
        }
        return (GraphicAttributes) filterGA.clone();
    }

    public java.awt.Component getGUI() {

        JPanel panel = new JPanel();
        GridBagLayout gridbag = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
        panel.setLayout(gridbag);

        JPanel box = PaletteHelper.createVerticalPanel(" Create Filters for Map ");
        box.setLayout(new java.awt.GridLayout(0, 1));

        // JButton button = new JButton("Add and Edit Offset Line");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // if (dt != null) {

        // OMLine line = new OMLine(42f, -72f, -50, -70, 200, 200);
        // line.setStroke(new java.awt.BasicStroke(5));
        // line.setLinePaint(java.awt.Color.red);
        // line.setFillPaint(java.awt.Color.green);

        // line = (OMLine) getDrawingTool().edit(line, layer);
        // if (line != null) {
        // getList().add(line);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create OMLine");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Add and Edit XY Line");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // if (dt != null) {

        // OMLine line = new OMLine(200, 200, 420, 520);
        // line.setLinePaint(java.awt.Color.blue);
        // line.setFillPaint(java.awt.Color.green);

        // line = (OMLine) getDrawingTool().edit(line, layer);
        // if (line != null) {
        // getList().add(line);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create OMLine");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Add and Edit LatLon Line, no GUI");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // if (dt != null) {
        // OMLine line = new OMLine(30f, -60f, 42f, -72f,
        // OMGraphic.LINETYPE_GREATCIRCLE);
        // line.setStroke(new java.awt.BasicStroke(5));
        // line.setLinePaint(java.awt.Color.red);
        // line.setFillPaint(java.awt.Color.green);

        // line = (OMLine) getDrawingTool().edit(line, layer, false);
        // if (line != null) {
        // getList().add(line);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create OMLine");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Create XY Line");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // if (dt != null) {
        // OMLine line = (OMLine)
        // getDrawingTool().create("com.bbn.openmap.omGraphics.OMLine",
        // layer);
        // if (line != null) {
        // getList().add(line);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create OMLine");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Create Offset Line");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // GraphicAttributes ga = new GraphicAttributes();
        // ga.setRenderType(OMGraphic.RENDERTYPE_OFFSET);
        // if (dt != null) {
        // OMLine line = (OMLine)
        // getDrawingTool().create("com.bbn.openmap.omGraphics.OMLine",
        // ga, layer);
        // if (line != null) {
        // getList().add(line);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create OMLine");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Create Lat/Lon Circle");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // GraphicAttributes ga = new GraphicAttributes();
        // ga.setRenderType(OMGraphic.RENDERTYPE_LATLON);
        // if (dt != null) {
        // OMCircle circle = (OMCircle)
        // getDrawingTool().create("com.bbn.openmap.omGraphics.OMCircle",
        // ga, layer);
        // if (circle != null) {
        // getList().add(circle);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create
        // OMCircle");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Create XY Circle");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // GraphicAttributes ga = new GraphicAttributes();
        // ga.setRenderType(OMGraphic.RENDERTYPE_XY);
        // if (dt != null) {
        // OMCircle circle = (OMCircle)
        // getDrawingTool().create("com.bbn.openmap.omGraphics.OMCircle",
        // ga, layer);
        // if (circle != null) {
        // getList().add(circle);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create
        // OMCircle");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        // button = new JButton("Create Offset Circle");
        // button.addActionListener(new ActionListener() {
        // public void actionPerformed(ActionEvent event) {
        // DrawingTool dt = getDrawingTool();
        // GraphicAttributes ga = new GraphicAttributes();
        // ga.setRenderType(OMGraphic.RENDERTYPE_OFFSET);
        // ga.setFillPaint(Color.red);
        // if (dt != null) {
        // OMCircle circle = (OMCircle)
        // getDrawingTool().create("com.bbn.openmap.omGraphics.OMCircle",
        // ga, layer);
        // if (circle != null) {
        // getList().add(circle);
        // } else {
        // Debug.error("DemoLayer: Drawing tool can't create
        // OMCircle");
        // }
        // } else {
        // Debug.output("DemoLayer can't find a drawing tool");
        // }
        // }
        // });
        // box.add(button);

        JButton button = new JButton("Create Containing Rectangle Filter");
        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                DrawingTool dt = getDrawingTool();
                if (dt != null) {
                    GraphicAttributes fga = getFilterGA();
                    fga.setFillPaint(new OMColor(0x0c0a0a0a));

                    OMRect rect = (OMRect) getDrawingTool().create("com.bbn.openmap.omGraphics.OMRect",
                            fga,
                            layer,
                            false);
                    if (rect != null) {
                        rect.setAppObject(internalKey);
                    } else {
                        Debug.error("DemoLayer: Drawing tool can't create OMRect");
                    }
                } else {
                    Debug.output("DemoLayer can't find a drawing tool");
                }
            }
        });
        box.add(button);

        button = new JButton("Create Containing Polygon Filter");
        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                DrawingTool dt = getDrawingTool();
                if (dt != null) {
                    GraphicAttributes fga = getFilterGA();
                    fga.setFillPaint(OMColor.clear);

                    EditableOMPoly eomp = new EditableOMPoly(fga);
                    eomp.setEnclosed(true);
                    eomp.setShowGUI(false);

                    dt.setBehaviorMask(OMDrawingTool.QUICK_CHANGE_BEHAVIOR_MASK);
                    OMPoly poly = (OMPoly) getDrawingTool().edit(eomp, layer);

                    if (poly != null) {
                        poly.setIsPolygon(true);
                        poly.setAppObject(internalKey);
                    } else {
                        Debug.error("DemoLayer: Drawing tool can't create OMPoly");
                    }
                } else {
                    Debug.output("DemoLayer can't find a drawing tool");
                }
            }
        });
        box.add(button);

        button = new JButton("Create Excluding Rectangle Filter");
        button.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                DrawingTool dt = getDrawingTool();
                if (dt != null) {
                    GraphicAttributes fga = getFilterGA();
                    fga.setFillPaint(OMColor.clear);