draggingconformingshapes.java

world wind java sdk 源码

                }} );

            JCheckBox bdyCB = new JCheckBox("Draw shape boundaries", drawShapeBoundary);
            controlPanel.add(bdyCB);
            bdyCB.addActionListener( new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    drawShapeBoundary = !drawShapeBoundary;
                    for (Renderable r : rLayer.getRenderables())
                        if (r instanceof ConformingShape)
                            ((ConformingShape)r).setDrawBorder(drawShapeBoundary);
                        else
                            ((AbstractSurfaceShape)r).getAttributes().setDrawOutline(drawShapeBoundary);
                    AppFrame.this.getWwd().redraw();
                }} );

            JCheckBox extCB = new JCheckBox("Show wireframe exterior", drawWireframeExterior);
            if (drawWireframeExterior) this.getWwd().getModel().setShowWireframeExterior(true);
            controlPanel.add(extCB);
            extCB.addActionListener( new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    drawWireframeExterior = !drawWireframeExterior;
                    WorldWindowGLCanvas wwd = AppFrame.this.getWwd();
                    wwd.getModel().setShowWireframeExterior(drawWireframeExterior);
                    wwd.redraw();
                }} );

            JCheckBox intCB = new JCheckBox("Show wireframe interior", drawWireframeInterior);
            if (drawWireframeInterior) this.getWwd().getModel().setShowWireframeInterior(true);
            controlPanel.add(intCB);
            intCB.addActionListener( new ActionListener() {
                public void actionPerformed(ActionEvent e)
                {
                    drawWireframeInterior = !drawWireframeInterior;
                    WorldWindowGLCanvas wwd = AppFrame.this.getWwd();
                    wwd.getModel().setShowWireframeInterior(drawWireframeInterior);
                    wwd.redraw();
                }} );

            lp.add(controlPanel,BorderLayout.SOUTH);
        }

        private Font makeToolTipFont()
        {
            HashMap<TextAttribute, Object> fontAttributes = new HashMap<TextAttribute, Object>();

            fontAttributes.put(TextAttribute.BACKGROUND, new java.awt.Color(0.4f, 0.4f, 0.4f, 1f));
            return Font.decode("Arial-BOLD-14").deriveFont(fontAttributes);
        }

        private void rebuildRenderableShapeLayer(Globe g)
        {
            if (numShapesInLayer > 0)
                buildRandomShapes(g);
            else
                buildDemoShapes(g);

        }

        private void buildDemoShapes(Globe g)
        {
            // a triangle over the Rockies.
            ArrayList<LatLon> v1 = new ArrayList<LatLon>();
            v1.add(new LatLon(Angle.fromDegrees(35),Angle.fromDegrees(-115)));
            v1.add(new LatLon(Angle.fromDegrees(35),Angle.fromDegrees(-105)));
            v1.add(new LatLon(Angle.fromDegrees(40),Angle.fromDegrees(-110)));
            v1.add(new LatLon(Angle.fromDegrees(35),Angle.fromDegrees(-115)));
            Color c1B = new Color(1.0f,0.0f,1.0f,1.0f);
            Color c1F = new Color(0.8f,0.0f,0.0f,0.3f);
            ConformingShape s1 = new ConformingPolygon(g,v1,c1F,c1B);
            s1.setBorderWidth(3.0);
            s1.setDrawBorder(drawShapeBoundary); s1.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s1);

            // a concave shape over the eastern half of the U.S.
            ArrayList<LatLon> v2 = new ArrayList<LatLon>();
            v2.add(new LatLon(Angle.fromDegrees(30),Angle.fromDegrees(-80)));
            v2.add(new LatLon(Angle.fromDegrees(32),Angle.fromDegrees(-78)));
            v2.add(new LatLon(Angle.fromDegrees(34),Angle.fromDegrees(-72)));
            v2.add(new LatLon(Angle.fromDegrees(34),Angle.fromDegrees(-76)));
            v2.add(new LatLon(Angle.fromDegrees(38),Angle.fromDegrees(-72)));
            v2.add(new LatLon(Angle.fromDegrees(36),Angle.fromDegrees(-76)));
            v2.add(new LatLon(Angle.fromDegrees(40),Angle.fromDegrees(-80)));
            v2.add(new LatLon(Angle.fromDegrees(30),Angle.fromDegrees(-80)));
            ConformingShape s2 = new ConformingPolygon(g,v2);
            s2.setBorderWidth(2.0);
            s2.setDrawBorder(drawShapeBoundary); s2.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s2);

            // a pentagon approximately over Washington D.C.
            ConformingEllipticalPolygon s3 = new ConformingEllipticalPolygon(g,
                    new LatLon(Angle.fromDegrees(39),Angle.fromDegrees(-77)),
                    1.1e5,1.1e5, Angle.ZERO, 5);
            s3.setDrawBorder(drawShapeBoundary); s3.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s3);

            // a hexagon inscribed in an ellipse in southern Minnesota
            ConformingEllipticalPolygon s4 = new ConformingEllipticalPolygon(g,
                    new LatLon(Angle.fromDegrees(44),Angle.fromDegrees(-96)),
                    3.75e5,2.0e5, Angle.ZERO, 6);
            s4.setDrawBorder(drawShapeBoundary); s4.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s4);

            // a rectangle in Oregon
            ConformingQuad s5 = new ConformingQuad(g,
                    new LatLon(Angle.fromDegrees(43.75),Angle.fromDegrees(-121)),
                    1.5e5,8e4,Angle.ZERO);
            s5.setDrawBorder(drawShapeBoundary); s5.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s5);

            // another rectangle in the southeast
            ConformingQuad s6 = new ConformingQuad(g,
                    new LatLon(Angle.fromDegrees(25),Angle.fromDegrees(-90)),
                    4.5e5,3e4,Angle.ZERO);
            s6.setDrawBorder(drawShapeBoundary); s6.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s6);

            // a hexagon straddling the international date line
            ConformingEllipticalPolygon s7 = new ConformingEllipticalPolygon(g,
                    new LatLon(Angle.fromDegrees(20),Angle.fromDegrees(179)),
                    4.25e5,2.0e5, Angle.ZERO, 6);
            s7.setDrawBorder(drawShapeBoundary); s7.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s7);

            // a triangle straddling the date line
            ArrayList<LatLon> v8 = new ArrayList<LatLon>();
            v8.add(new LatLon(Angle.fromDegrees(-35),Angle.fromDegrees(170)));
            v8.add(new LatLon(Angle.fromDegrees(-35),Angle.fromDegrees(-170)));
            v8.add(new LatLon(Angle.fromDegrees(-20),Angle.fromDegrees(-175)));
            v8.add(new LatLon(Angle.fromDegrees(-35),Angle.fromDegrees(170)));
            Color c8B = new Color(1.0f,0.0f,1.0f,1.0f);
            Color c8F = new Color(0.8f,0.0f,0.0f,0.3f);
            ConformingShape s8 = new ConformingPolygon(g,v8,c8F,c8B);
            s8.setBorderWidth(2.0);
            s8.setDrawBorder(drawShapeBoundary); s8.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s8);

            // another triangle straddling the date line
            ArrayList<LatLon> v9 = new ArrayList<LatLon>();
            v9.add(new LatLon(Angle.fromDegrees(-15),Angle.fromDegrees(170)));
            v9.add(new LatLon(Angle.fromDegrees(-15),Angle.fromDegrees(-170)));
            v9.add(new LatLon(Angle.fromDegrees(  0),Angle.fromDegrees(170)));
            v9.add(new LatLon(Angle.fromDegrees(-15),Angle.fromDegrees(170)));
            Color c9B = new Color(1.0f,0.0f,1.0f,1.0f);
            Color c9F = new Color(0.8f,0.0f,0.0f,0.3f);
            ConformingShape s9 = new ConformingPolygon(g,v9,c9F,c9B);
            s9.setBorderWidth(2.0);
            s9.setDrawBorder(drawShapeBoundary); s9.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(s9);

            // new Circle and ellipse shapes
            ConformingShape n1 = new ConformingEllipse(new LatLon(Angle.fromDegrees(20),Angle.fromDegrees(-100)),
                3.75e5,2.0e5, null);
            n1.setDrawBorder(drawShapeBoundary); n1.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(n1);

            ConformingShape n2 = new ConformingCircle(new LatLon(Angle.fromDegrees(30),Angle.fromDegrees(-100)),
                3.75e5);
            n2.setDrawBorder(drawShapeBoundary); n2.setDrawInterior(drawShapeInterior);
            rLayer.addRenderable(n2);
        }

        private void buildRandomShapes(Globe g)
        {
            int[] c1Int = { 3, 4, 5, 6, 7, 8 };
            Color[] c1B = { new Color(1.0f,0.0f,0.0f,1.0f),
                            new Color(0.0f,1.0f,0.0f,1.0f),
                            new Color(0.0f,0.0f,1.0f,1.0f),
                            new Color(0.0f,1.0f,1.0f,1.0f),
                            new Color(1.0f,0.0f,1.0f,1.0f),
                            new Color(1.0f,1.0f,0.0f,1.0f) };
            float fillAlpha = 0.3f;
            float brighten  = 0.3f;
            Color[] c1F = { new Color(1.0f,brighten,brighten,fillAlpha),
                            new Color(brighten,1.0f,brighten,fillAlpha),
                            new Color(brighten,brighten,1.0f,fillAlpha),
                            new Color(brighten,1.0f,1.0f,fillAlpha),
                            new Color(1.0f,brighten,1.0f,fillAlpha),
                            new Color(1.0f,1.0f,brighten,fillAlpha) };
            double latMin = 0.0, latMax = 80.0;
            double lonMin = -170, lonMax = 0.0;

            for (int i=0 ; i<numShapesInLayer ; i++)
            {
                // randomly choose center
                int j = i%c1Int.length;
                double cLat = latMin + Math.random()*(latMax - latMin);
                double cLon = lonMin + Math.random()*(lonMax - lonMin);
                if (buildConformingShapes)
                {
                    ConformingEllipticalPolygon ceShape = new ConformingEllipticalPolygon(g,
                        new LatLon(Angle.fromDegrees(cLat),Angle.fromDegrees(cLon)),
                        1.75e5,1.0e5, Angle.ZERO, c1Int[j], c1F[j], c1B[j]);
                    ceShape.setDrawBorder(drawShapeBoundary);
                    ceShape.setDrawInterior(drawShapeInterior);
                    rLayer.addRenderable(ceShape);
                }
                else
                {
                    SurfaceEllipse seShape = new SurfaceEllipse(
                        new LatLon(Angle.fromDegrees(cLat),Angle.fromDegrees(cLon)),
                        1.75e5, 1.0e5, Angle.ZERO);
                    seShape.getAttributes().setDrawInterior(drawShapeInterior);
                    seShape.getAttributes().setDrawOutline(drawShapeBoundary);
                    seShape.getAttributes().setInteriorMaterial(new Material(c1F[j]));
                    seShape.getAttributes().setOutlineMaterial(new Material(c1B[j]));
                    seShape.getAttributes().setInteriorOpacity(c1F[j].getAlpha() / 255.0);
                    seShape.getAttributes().setOutlineOpacity(c1B[j].getAlpha() / 255.0);
                    rLayer.addRenderable(seShape);
                }
            }
        }
    }

    public static void main(String[] args)
    {
        ApplicationTemplate.start("Conforming Surface Shape Dragging", AppFrame.class);
    }
}