int main(int argc, char *argv[]) { // 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}; const char *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 18 pts Times New Roman Bold Italic font. #Set top/bottom // margins to 6 pixels. TextBox *title = c->addTitle("Product Line Global Revenue", "timesbi.ttf", 18); title->setMargin(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, "arialbd.ttf", 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(StringArray(labels, sizeof(labels)/sizeof(labels[0]))); // 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 8pts Arial Bold c->xAxis()->setLabelStyle("arialbd.ttf", 8); c->yAxis()->setLabelStyle("arialbd.ttf", 8); c->yAxis2()->setLabelStyle("arialbd.ttf", 8); // Add axis title using 10pts Arial Bold Italic font c->yAxis()->setTitle("Revenue in USD millions", "arialbi.ttf", 10); c->yAxis2()->setTitle("Revenue in USD millions", "arialbi.ttf", 10); // Add the first line. The missing data will be represented as gaps in the line // (the default behaviour) LineLayer *layer0 = c->addLineLayer(); layer0->addDataSet(DoubleArray(data0, sizeof(data0)/sizeof(data0[0])), 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->addLineLayer(); layer1->addDataSet(DoubleArray(data1, sizeof(data1)/sizeof(data1[0])), 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->addLineLayer(); layer2->addDataSet(DoubleArray(data2, sizeof(data2)/sizeof(data2[0])), 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 c->makeChart("missingpoints.jpg"); //free up resources delete c; return 0; }