<%@page import="ChartDirector.*" %> <%! //Utility function to get the real path given a relative URL String MapPath(HttpServletRequest request, String path) { String realPath = request.getRealPath(request.getServletPath()); if (realPath == null) //some web servers have bugs and real path must be obtained as follows realPath = request.getRealPath(request.getRequestURI()); return new java.io.File(realPath).getParent() + "/" + path; } %> <% //The data for the area chart double[] data = {3.0, 2.8, 4.0, 5.5, 7.5, 6.8, 5.4, 6.0, 5.0, 6.2, 7.5, 6.5, 7.5, 8.1, 6.0, 5.5, 5.3, 3.5, 5.0, 6.6, 5.6, 4.8, 5.2, 6.5, 6.2}; //The labels for the area chart String[] labels = {"0", "", "", "3", "", "", "6", "", "", "9", "", "", "12", "", "", "15", "", "", "18", "", "", "21", "", "", "24"}; //Create a XYChart object of size 300 x 180 pixels. Set the background to pale //yellow (0xffffa0) with a black border (0x0) XYChart c = new XYChart(300, 180, 0xffffa0, 0x0); //Set the plotarea at (45, 35) and of size 240 x 120 pixels. Set the background //to white (0xffffff). Set both horizontal and vertical grid lines to black //(&H0&) dotted lines (pattern code 0x0103) c.setPlotArea(45, 35, 240, 120, 0xffffff, -1, -1, c.dashLineColor(0x0, 0x103), c.dashLineColor(0x0, 0x103)); //Add a title to the chart using 10 pts Arial Bold font. Use a 1 x 2 bitmap //pattern as the background. Set the border to black (0x0). c.addTitle("Snow Percipitation (Dec 12)", "arialbd.ttf", 10).setBackground( c.patternColor(new int[]{0xb0b0f0, 0xe0e0ff}, 2), 0x0); //Add a title to the y axis c.yAxis().setTitle("mm per hour"); //Set the x axis labels using the given labels c.xAxis().setLabels(labels); //Add an area layer to the chart AreaLayer layer = c.addAreaLayer(); //Load a snow pattern from an external file "snow.png". int snowPattern = c.patternColor(MapPath(request, "snow.png")); //Add a data set to the area layer using the snow pattern as the fill color. Use //deep blue (0x0000ff) as the area border line color (&H0000ff&) layer.addDataSet(data).setDataColor(snowPattern, 0xff); //Set the line width to 2 pixels to highlight the line layer.setLineWidth(2); //output the chart request.getSession().setAttribute("chart1", c.makeChart2(Chart.PNG)); %> <html> <body topmargin=0 leftmargin=5 rightmargin=0 marginwidth=5 marginheight=0> <div style="font-size:18pt; font-family:verdana; font-weight:bold"> Pattern Area Chart </div> <hr color="#000080"> <div style="font-size:10pt; font-family:verdana"> <a href="VIEWSOURCE.jsp?file=<%=request.getServletPath()%>"> View Chart Source Code </a> </div> <br> <img src="chart1.chart?no_cache=<%=Chart.getUniqueId()%>"> </body> </html>