예제 #1
0
        //Main code for creating chart.
        //Note: the argument chartIndex is unused because this demo only has 1 chart.
        public void createChart(WinChartViewer viewer, int chartIndex)
        {
            // The data for the chart
            double[] data0 = { 42, 49, Chart.NoValue, 38, 64, 56, 29, 41, 44, 57 };
            double[] data1 = { 65, 75, 47, 34, 42, 49, 73, Chart.NoValue, 90, 69, 66, 78 };
            double[] data2 = { Chart.NoValue, Chart.NoValue, 25, 28, 38, 20, 22, Chart.NoValue, 25,
                               33,                       30, 24 };
            string[] labels = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct",
                                "Nov", "Dec" };

            // Create a XYChart object of size 600 x 360 pixels. Set background color to brushed
            // silver, with a 2 pixel 3D border. Use rounded corners.
            XYChart c = new XYChart(600, 360, Chart.brushedSilverColor(), Chart.Transparent, 2);

            c.setRoundedFrame();

            // Add a title using 18pt Times New Roman Bold Italic font. #Set top/bottom margins to 6
            // pixels.
            ChartDirector.TextBox title = c.addTitle("Product Line Global Revenue",
                                                     "Times New Roman Bold Italic", 18);
            title.setMargin2(0, 0, 6, 6);

            // Add a separator line just under the title
            c.addLine(10, title.getHeight(), c.getWidth() - 11, title.getHeight(), Chart.LineColor);

            // Add a legend box where the top-center is anchored to the horizontal center of the
            // chart, just under the title. Use horizontal layout and 10 points Arial Bold font, and
            // transparent background and border.
            LegendBox legendBox = c.addLegend(c.getWidth() / 2, title.getHeight(), false,
                                              "Arial Bold", 10);

            legendBox.setAlignment(Chart.TopCenter);
            legendBox.setBackground(Chart.Transparent, Chart.Transparent);

            // Tentatively set the plotarea at (70, 75) and of 460 x 240 pixels in size. Use
            // transparent border and black (000000) grid lines
            c.setPlotArea(70, 75, 460, 240, -1, -1, Chart.Transparent, 0x000000, -1);

            // Set the x axis labels
            c.xAxis().setLabels(labels);

            // Show the same scale on the left and right y-axes
            c.syncYAxis();

            // Set y-axis tick density to 30 pixels. ChartDirector auto-scaling will use this as the
            // guideline when putting ticks on the y-axis.
            c.yAxis().setTickDensity(30);

            // Set all axes to transparent
            c.xAxis().setColors(Chart.Transparent);
            c.yAxis().setColors(Chart.Transparent);
            c.yAxis2().setColors(Chart.Transparent);

            // Set the x-axis margins to 15 pixels, so that the horizontal grid lines can extend
            // beyond the leftmost and rightmost vertical grid lines
            c.xAxis().setMargin(15, 15);

            // Set axis label style to 8pt Arial Bold
            c.xAxis().setLabelStyle("Arial Bold", 8);
            c.yAxis().setLabelStyle("Arial Bold", 8);
            c.yAxis2().setLabelStyle("Arial Bold", 8);

            // Add axis title using 10pt Arial Bold Italic font
            c.yAxis().setTitle("Revenue in USD millions", "Arial Bold Italic", 10);
            c.yAxis2().setTitle("Revenue in USD millions", "Arial Bold Italic", 10);

            // Add the first line. The missing data will be represented as gaps in the line (the
            // default behaviour)
            LineLayer layer0 = c.addLineLayer2();

            layer0.addDataSet(data0, 0xff0000, "Quantum Computer").setDataSymbol(
                Chart.GlassSphere2Shape, 11);
            layer0.setLineWidth(3);

            // Add the second line. The missing data will be represented by using dash lines to
            // bridge the gap
            LineLayer layer1 = c.addLineLayer2();

            layer1.addDataSet(data1, 0x00ff00, "Atom Synthesizer").setDataSymbol(
                Chart.GlassSphere2Shape, 11);
            layer1.setLineWidth(3);
            layer1.setGapColor(c.dashLineColor(0x00ff00));

            // Add the third line. The missing data will be ignored - just join the gap with the
            // original line style.
            LineLayer layer2 = c.addLineLayer2();

            layer2.addDataSet(data2, 0xff6600, "Proton Cannon").setDataSymbol(
                Chart.GlassSphere2Shape, 11);
            layer2.setLineWidth(3);
            layer2.setGapColor(Chart.SameAsMainColor);

            // layout the legend so we can get the height of the legend box
            c.layoutLegend();

            // Adjust the plot area size, such that the bounding box (inclusive of axes) is 15
            // pixels from the left edge, just under the legend box, 16 pixels from the right edge,
            // and 25 pixels from the bottom edge.
            c.packPlotArea(15, legendBox.getTopY() + legendBox.getHeight(), c.getWidth() - 16,
                           c.getHeight() - 25);

            // Output the chart
            viewer.Chart = c;

            //include tool tip for the chart
            viewer.ImageMap = c.getHTMLImageMap("clickable", "",
                                                "title='Revenue of {dataSetName} in {xLabel}: US$ {value}M'");
        }