int main(int argc, char *argv[]) { // The data for the pie chart double data[] = {21, 18, 15, 12, 8, 24}; // The labels for the pie chart const char *labels[] = {"Labor", "Licenses", "Taxes", "Legal", "Facilities", "Production"}; // The colors to use for the sectors int colors[] = {0x66aaee, 0xeebb22, 0xbbbbbb, 0x8844ff, 0xdd2222, 0x009900}; // Create a PieChart object of size 600 x 320 pixels. Use a vertical gradient color from light // blue (99ccff) to white (ffffff) spanning the top 100 pixels as background. Set border to grey // (888888). Use rounded corners. Enable soft drop shadow. PieChart *c = new PieChart(600, 320); c->setBackground(c->linearGradientColor(0, 0, 0, 100, 0x99ccff, 0xffffff), 0x888888); c->setRoundedFrame(); c->setDropShadow(); // Add a title using 18pt Times New Roman Bold Italic font. Add 16 pixels top margin to the // title. c->addTitle("Pie Chart With Legend Demonstration", "timesbi.ttf", 18)->setMargin(0, 0, 16, 0); // Set the center of the pie at (160, 165) and the radius to 110 pixels c->setPieSize(160, 165, 110); // Draw the pie in 3D with a pie thickness of 25 pixels c->set3D(25); // Set the pie data and the pie labels c->setData(DoubleArray(data, (int)(sizeof(data) / sizeof(data[0]))), StringArray(labels, (int)( sizeof(labels) / sizeof(labels[0])))); // Set the sector colors c->setColors(Chart::DataColor, IntArray(colors, (int)(sizeof(colors) / sizeof(colors[0])))); // Use local gradient shading for the sectors c->setSectorStyle(Chart::LocalGradientShading); // Use the side label layout method, with the labels positioned 16 pixels from the pie bounding // box c->setLabelLayout(Chart::SideLayout, 16); // Show only the sector number as the sector label c->setLabelFormat("{={sector}+1}"); // Set the sector label style to Arial Bold 10pt, with a dark grey (444444) border c->setLabelStyle("arialbd.ttf", 10)->setBackground(Chart::Transparent, 0x444444); // Add a legend box, with the center of the left side anchored at (330, 175), and using 10pt // Arial Bold Italic font LegendBox *b = c->addLegend(330, 175, true, "arialbi.ttf", 10); b->setAlignment(Chart::Left); // Set the legend box border to dark grey (444444), and with rounded conerns b->setBackground(Chart::Transparent, 0x444444); b->setRoundedCorners(); // Set the legend box margin to 16 pixels, and the extra line spacing between the legend entries // as 5 pixels b->setMargin(16); b->setKeySpacing(0, 5); // Set the legend box icon to have no border (border color same as fill color) b->setKeyBorder(Chart::SameAsMainColor); // Set the legend text to show the sector number, followed by a 120 pixels wide block showing // the sector label, and a 40 pixels wide block showing the percentage b->setText( "<*block,valign=top*>{={sector}+1}.<*advanceTo=22*><*block,width=120*>{label}<*/*>" "<*block,width=40,halign=right*>{percent}<*/*>%"); // Output the chart c->makeChart("legendpie2.png"); //free up resources delete c; return 0; }
int main(int argc, char *argv[]) { // The data for the bar chart double data0[] = {100, 115, 165, 107, 67}; double data1[] = {85, 106, 129, 161, 123}; double data2[] = {67, 87, 86, 167, 157}; // The labels for the bar chart const char *labels[] = {"Mon", "Tue", "Wed", "Thu", "Fri"}; // Create a XYChart object of size 600 x 360 pixels XYChart *c = new XYChart(600, 360); // Set the plotarea at (70, 20) and of size 400 x 300 pixels, with transparent background and // border and light grey (0xcccccc) horizontal grid lines c->setPlotArea(70, 20, 400, 300, Chart::Transparent, -1, Chart::Transparent, 0xcccccc); // Add a legend box at (480, 20) using vertical layout and 12pt Arial font. Set background and // border to transparent and key icon border to the same as the fill color. LegendBox *b = c->addLegend(480, 20, true, "arial.ttf", 12); b->setBackground(Chart::Transparent, Chart::Transparent); b->setKeyBorder(Chart::SameAsMainColor); // Set the x and y axis stems to transparent and the label font to 12pt Arial c->xAxis()->setColors(Chart::Transparent); c->yAxis()->setColors(Chart::Transparent); c->xAxis()->setLabelStyle("arial.ttf", 12); c->yAxis()->setLabelStyle("arial.ttf", 12); // Add a stacked bar layer BarLayer *layer = c->addBarLayer(Chart::Stack); // Add the three data sets to the bar layer layer->addDataSet(DoubleArray(data0, (int)(sizeof(data0) / sizeof(data0[0]))), 0xaaccee, "Server # 1"); layer->addDataSet(DoubleArray(data1, (int)(sizeof(data1) / sizeof(data1[0]))), 0xbbdd88, "Server # 2"); layer->addDataSet(DoubleArray(data2, (int)(sizeof(data2) / sizeof(data2[0]))), 0xeeaa66, "Server # 3"); // Set the bar border to transparent layer->setBorderColor(Chart::Transparent); // Enable labelling for the entire bar and use 12pt Arial font layer->setAggregateLabelStyle("arial.ttf", 12); // Enable labelling for the bar segments and use 12pt Arial font with center alignment layer->setDataLabelStyle("arial.ttf", 10)->setAlignment(Chart::Center); // For a vertical stacked bar with positive data, the first data set is at the bottom. For the // legend box, by default, the first entry at the top. We can reverse the legend order to make // the legend box consistent with the stacked bar. layer->setLegendOrder(Chart::ReverseLegend); // Set the labels on the x axis. c->xAxis()->setLabels(StringArray(labels, (int)(sizeof(labels) / sizeof(labels[0])))); // For the automatic y-axis labels, set the minimum spacing to 40 pixels. c->yAxis()->setTickDensity(40); // Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font c->yAxis()->setTitle("Y-Axis Title Placeholder", "arialbd.ttf", 14, 0x555555); // Output the chart c->makeChart("stackedbar.png"); //free up resources delete c; return 0; }