#include "chartdir.h"
int main(int argc, char *argv[])
{
//The data for the chart
double data0[] = {42, 49, 33, 38, 51, 46, 29, 41, 44, 57, 59, 52, 37, 34,
51, 56, 56, 60, 70, 76, 63, 67, 75, 64, 51};
double data1[] = {50, 55, 47, 34, 42, 49, 63, 62, 73, 59, 56, 50, 64, 60,
67, 67, 58, 59, 73, 77, 84, 82, 80, 84, 98};
//The labels for the bottom x axis. Note the "-" means a minor tick.
const char *label0[] = {"0\nJun 4", "-", "-", "3", "-", "-", "6", "-", "-",
"9", "-", "-", "12", "-", "-", "15", "-", "-", "18", "-", "-", "21",
"-", "-", "0\nJun 5"};
//The labels for the top x axis. Note that "-" means a minor tick.
const char *label1[] = {"Jun 3\n12", "-", "-", "15", "-", "-", "18", "-",
"-", "21", "-", "-", "Jun 4\n0", "-", "-", "3", "-", "-", "6", "-", "-",
"9", "-", "-", "12"};
//Create a XYChart object of size 310 x 310 pixels
XYChart *c = new XYChart(310, 310);
//Set the plotarea at (50, 50) and of size 200 x 200 pixels
c->setPlotArea(50, 50, 200, 200);
//Add a title to the primary (left) y axis
c->yAxis()->setTitle("US Dollars");
//Set the tick length to -4 pixels (-ve means ticks inside the plot area)
c->yAxis()->setTickLength(-4);
//Add a title to the secondary (right) y axis
c->yAxis2()->setTitle("HK Dollars (1 USD = 7.8 HKD)");
//Set the tick length to -4 pixels (-ve means ticks inside the plot area)
c->yAxis2()->setTickLength(-4);
//Synchronize the y-axis such that y2 = 7.8 x y1
c->syncYAxis(7.8);
//Add a title to the bottom x axis
c->xAxis()->setTitle("Hong Kong Time");
//Set the x axis labels using the given labels
c->xAxis()->setLabels(StringArray(label0, sizeof(label0)/sizeof(*label0)));
//Set the major tick length to -4 pixels and minor tick length to -2 pixels
//(-ve means ticks inside the plot area)
c->xAxis()->setTickLength(-4, -2);
//Set the distance between the axis labels and the axis to 6 pixels
c->xAxis()->setLabelGap(6);
//Add a title to the top x-axis
c->xAxis2()->setTitle("New York Time");
//Set the x-axis labels using the given labels
c->xAxis2()->setLabels(StringArray(label1, sizeof(label1)/sizeof(*label1)));
//Set the major tick length to -4 pixels and minor tick length to -2 pixels
//(-ve means ticks inside the plot area)
c->xAxis2()->setTickLength(-4, -2);
//Set the distance between the axis labels and the axis to 6 pixels
c->xAxis2()->setLabelGap(6);
//Add a line layer to the chart with a line width of 2 pixels
c->addLineLayer(DoubleArray(data0, sizeof(data0)/sizeof(*data0)), -1,
"Server Load")->setLineWidth(2);
//Add an area layer to the chart with no area boundary line
c->addAreaLayer(DoubleArray(data1, sizeof(data1)/sizeof(*data1)), -1,
"Transaction")->setLineWidth(0);
//output the chart
c->makeChart("dualxaxis.png");
//free up resources
delete c;
return 0;
}
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