#include "chartdir.h"
int main(int argc, char *argv[])
{
// The data for the area chart
double data[] = {30, 28, 40, 55, 75, 68, 54, 60, 50, 62, 75, 65, 75, 89, 60, 55,
53, 35, 50, 66, 56, 48, 52, 65, 62};
// The labels for the area chart
const char *labels[] = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10",
"11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23",
"24"};
// Create a XYChart object of size 600 x 300 pixels, with a pale blue (eeeeff)
// background, black border, 1 pixel 3D border effect and rounded corners.
XYChart *c = new XYChart(600, 300, 0xeeeeff, 0x000000, 1);
c->setRoundedFrame();
// Set the plotarea at (55, 55) and of size 520 x 195 pixels, with white (ffffff)
// background. Set horizontal and vertical grid lines to grey (cccccc).
c->setPlotArea(55, 55, 520, 195, 0xffffff, -1, -1, 0xcccccc, 0xcccccc);
// Add a title box to the chart using 15 pts Times Bold Italic font. The text is
// white (ffffff) on a deep blue (000088) background, with soft lighting effect
// from the right side.
c->addTitle(
"<*block,valign=absmiddle*><*img=star.png*><*img=star.png*> Performance "
"Enhancer <*img=star.png*><*img=star.png*><*/*>", "timesbi.ttf", 15, 0xffffff
)->setBackground(0x000088, -1, Chart::softLighting(Chart::Right));
// Add a title to the y axis
c->yAxis()->setTitle("Energy Concentration (KJ per liter)");
// Set the labels on the x axis.
c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0])));
// Display 1 out of 3 labels on the x-axis.
c->xAxis()->setLabelStep(3);
// Add a title to the x axis using CDML
c->xAxis()->setTitle(
"<*block,valign=absmiddle*><*img=clock.png*> Elapsed Time (hour)<*/*>");
// Set the axes width to 2 pixels
c->xAxis()->setWidth(2);
c->yAxis()->setWidth(2);
// Add an area layer to the chart using a gradient color that changes vertically
// from semi-transparent red (80ff0000) to semi-transparent white (80ffffff)
c->addAreaLayer(DoubleArray(data, sizeof(data)/sizeof(data[0])),
c->linearGradientColor(0, 50, 0, 255, 0x80FF0000, 0x80FFFFFF));
// Add a custom CDML text at the bottom right of the plot area as the logo
c->addText(575, 245,
"<*block,valign=absmiddle*><*img=small_molecule.png*> <*block*>"
"<*font=timesbi.ttf,size=10,color=804040*>Molecular\nEngineering<*/*>"
)->setAlignment(Chart::BottomRight);
// output the chart
c->makeChart("enhancedarea.png");
//free up resources
delete c;
return 0;
} |