Java拓扑图开发-带宽示例

/** * 区域图表 *  * @author Administrator *  */public class AreaChart extends JComponent {public AreaChart() {}@Overrideprotected void paintComponent(Graphics g) {Graphics2D g2d = (Graphics2D) g;int width = this.getWidth();int height = this.getHeight();g2d.setColor(this.background);g2d.fillRect(0, 0, width, height);double gridCellWidth = width * this.gridCellPercent;double gridCellHeight = height * this.gridCellPercent;g2d.setColor(this.gridColor);g2d.setStroke(this.gridStroke);for (int x = 0; x < width; x += gridCellWidth) {g2d.drawLine(x, 0, x, height);}for (int y = 0; y < height; y += gridCellHeight) {g2d.drawLine(0, y, width, y);}double x = 0;double y = height;final double delta = this.maxValue - this.minValue;GeneralPath path = new GeneralPath();path.moveTo(x, y);for (int index = 0; index < this.values.size(); index++) {double value = this.values.get(index);x += gridCellWidth;y = height - (value - this.minValue) / delta * height;path.lineTo(x, y);}path.lineTo(width, height);path.closePath();g2d.setColor(this.areaColor);g2d.fill(path);}public void setBackground(Color background) {this.background = background;}public void addValue(double value) {if (this.values.size() >= maxCount) {this.values.remove(0);}if (this.maxValue < value) {this.maxValue = value;}if (this.minValue > value) {this.minValue = value;}this.values.add(value);}public void setValues(List<Double> values) {this.values = values;for (int index = 0; index < values.size(); index++) {double value = values.get(index);if (this.maxValue < value) {this.maxValue = value;}if (this.minValue > value) {this.minValue = value;}}}public void setDrawGrid(boolean drawGrid) {this.drawGrid = drawGrid;}public void setGridColor(Color gridColor) {this.gridColor = gridColor;}public void setAreaColor(Color areaColor) {this.areaColor = areaColor;}public void setGridCellPercent(double gridCellPercent) {this.gridCellPercent = gridCellPercent;}/** * 背景色 */Color background = Color.DARK_GRAY;/** * 面积色 */Color areaColor = Color.green;/** * 网格颜色 */Color gridColor = Color.LIGHT_GRAY;/** * 绘制网格 */boolean drawGrid = true;/** * 网格大小 */double gridCellPercent = 0.1;/** *  */Stroke gridStroke = new BasicStroke(1);/** * 值 */List<Double> values = new ArrayList<Double>();/** * 最大数量 */int maxCount = 10;/** * 最大值 */double maxValue = Double.MIN_VALUE;/** * 最小值 */double minValue = Double.MAX_VALUE;}

void init() {NetworkNode Phoenix = new NetworkNode("Phoenix", NetworkNode.Type.BSC_Image);Phoenix.setName("Phoenix");addNetNode(box, Phoenix, 332654, 1120424);NetworkNode Los_Angeles = new NetworkNode("Los Angeles", NetworkNode.Type.Terminal);Los_Angeles.setName("Los Angeles");addNetNode(box, Los_Angeles, 340308, 1181434);NetworkNode San_Francisco = new NetworkNode("San Francisco", NetworkNode.Type.MSC_Image);San_Francisco.setName("San Francisco");addNetNode(box, San_Francisco, 374630, 1222506);NetworkNode Denver = new NetworkNode("Denver", NetworkNode.Type.NMW_Image);Denver.setName("Denver");addNetNode(box, Denver, 394421, 1045903);NetworkNode Jacksonville = new NetworkNode("Jacksonville", NetworkNode.Type.MSC_Image);Jacksonville.setName("Jacksonville");addNetNode(box, Jacksonville, 301955, 813921);NetworkNode Chicago = new NetworkNode("Chicago", NetworkNode.Type.Router);Chicago.setName("Chicago");addNetNode(box, Chicago, 415100, 873900);NetworkNode New_Orleans = new NetworkNode("New Orleans", NetworkNode.Type.Server);New_Orleans.setName("New Orleans");addNetNode(box, New_Orleans, 295716, 900430);NetworkNode Detroit = new NetworkNode("Detroit", NetworkNode.Type.Terminal);Detroit.setName("Detroit");addNetNode(box, Detroit, 421953, 830245);NetworkNode Kansas_City = new NetworkNode("Kansas City", NetworkNode.Type.Terminal);Kansas_City.setName("Kansas City");addNetNode(box, Kansas_City, 390559, 943442);NetworkNode Charlotte = new NetworkNode("Charlotte", NetworkNode.Type.MD);Charlotte.setName("Charlotte");addNetNode(box, Charlotte, 351337, 805036);NetworkNode Albuquerque = new NetworkNode("Albuquerque", NetworkNode.Type.BSC_Image);Albuquerque.setName("Albuquerque");addNetNode(box, Albuquerque, 350504, 1063902);NetworkNode New_York = new NetworkNode("New York", NetworkNode.Type.BSC_Image);New_York.setName("New York");addNetNode(box, New_York, 404251, 740023);NetworkNode Memphis = new NetworkNode("Memphis", NetworkNode.Type.MD_Image);Memphis.setName("Memphis");addNetNode(box, Memphis, 350858, 900256);NetworkNode Nashville = new NetworkNode("Nashville", NetworkNode.Type.BSC_Image);Nashville.setName("Nashville");addNetNode(box, Nashville, 360957, 864704);NetworkNode Dallas = new NetworkNode("Dallas", NetworkNode.Type.MSC_Image);Dallas.setName("Dallas");addNetNode(box, Dallas, 324700, 964800);NetworkNode El_Paso = new NetworkNode("El Paso", NetworkNode.Type.NMW_Image);El_Paso.setName("El Paso");addNetNode(box, El_Paso, 314531, 1062911);NetworkNode Houston = new NetworkNode("Houston", NetworkNode.Type.Terminal);Houston.setName("Houston");addNetNode(box, Houston, 294547, 952147);NetworkNode San_Antonio = new NetworkNode("San Antonio", NetworkNode.Type.Terminal);San_Antonio.setName("San Antonio");addNetNode(box, San_Antonio, 292526, 982936);NetworkNode Virginia_Beach = new NetworkNode("Virginia Beach", NetworkNode.Type.Router);Virginia_Beach.setName("Virginia Beach");addNetNode(box, Virginia_Beach, 365110, 755842);NetworkNode Seattle = new NetworkNode("Seattle", NetworkNode.Type.NMW_Image);Seattle.setName("Seattle");addNetNode(box, Seattle, 473623, 1221951);addNetLink(box, NetworkLink.Media.Fiber, New_York, Virginia_Beach);addNetLink(box, null, New_York, Detroit);addNetLink(box, NetworkLink.Media.CNET, Charlotte, Virginia_Beach);addNetLink(box, NetworkLink.Media.Electrical, Charlotte, Jacksonville);addNetLink(box, NetworkLink.Media.Fiber, Charlotte, Nashville);addNetLink(box, NetworkLink.Media.CNET, Memphis, Nashville);addNetLink(box, NetworkLink.Media.Electrical, New_Orleans, Nashville);addNetLink(box, NetworkLink.Media.Fiber, Jacksonville, Nashville);addNetLink(box, null, Detroit, Chicago);addNetLink(box, NetworkLink.Media.CNET, Memphis, Chicago);addNetLink(box, NetworkLink.Media.Electrical, Kansas_City, Chicago);addNetLink(box, NetworkLink.Media.Fiber, Memphis, Dallas);addNetLink(box, NetworkLink.Media.CNET, Kansas_City, Dallas);addNetLink(box, NetworkLink.Media.Electrical, San_Antonio, Dallas);addNetLink(box, NetworkLink.Media.Fiber, Houston, Dallas);addNetLink(box, NetworkLink.Media.CNET, Denver, Dallas);addNetLink(box, NetworkLink.Media.Electrical, Albuquerque, Dallas);addNetLink(box, NetworkLink.Media.Fiber, Albuquerque, Denver);addNetLink(box, null, Albuquerque, El_Paso);addNetLink(box, NetworkLink.Media.Electrical, Albuquerque, Phoenix);addNetLink(box, null, Los_Angeles, Phoenix);addNetLink(box, NetworkLink.Media.CNET, San_Francisco, Phoenix);addNetLink(box, NetworkLink.Media.Fiber, Seattle, San_Francisco);addNetLink(box, null, Seattle, Denver);addNetLink(box, NetworkLink.Media.CNET, San_Francisco, Denver);network.setBackground(new ImageBackground("/demo/resource/images/us_map.png"));}

设置节点样式node.putLabelColor(Color.lightGray);node.addAttachment("areachart");List<Double> values = new ArrayList<Double>();for (int index = 1; index < 10; index++) {values.add(1.0 * BladeUtil.getRandomInt(100));}node.putAttachmentXOffset(-15);node.putAttachmentPosition(BladeConst.POSITION_TOPLEFT);node.putAttachmentProperty("areachart", "values", values);node.putAttachmentProperty("areachart", "background", Color.black);node.putAttachmentProperty("areachart", "gridcolor", Color.white);node.putAttachmentProperty("areachart", "areacolor", Color.red);node.putAttachmentProperty("areachart", "gridcellpercent", 0.25);