#include "chartdir.h"
int main(int argc, char *argv[])
{
// Data for the chart
double data0[] = {1700, 3900, 2900, 3800, 4100, 4600, 2900, 4100, 4400, 5700,
5900, 5200, 3700, 3400, 5100, 5600, 5600, 6000, 7000, 7600, 6300, 6700, 7500,
6400, 8800};
double data1[] = {500, 550, 670, 990, 820, 730, 800, 720, 730, 790, 860, 800,
840, 680, 740, 890, 680, 790, 730, 770, 840, 820, 800, 840, 670};
double data2[] = {46, 68, 35, 33, 38, 20, 12, 18, 15, 23, 30, 24, 28, 15, 21, 26,
46, 42, 38, 25, 23, 32, 24, 20, 25};
double data3[] = {0.84, 0.82, 0.82, 0.38, 0.25, 0.52, 0.54, 0.52, 0.38, 0.51,
0.46, 0.29, 0.5, 0.55, 0.47, 0.34, 0.52, 0.33, 0.21, 0.3, 0.25, 0.15, 0.18,
0.22, 0.14};
// Labels for the 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 grey (eeeeee)
// background, a black border, and 1 pixel 3D border effect
XYChart *c = new XYChart(600, 300, 0xeeeeee, 0x000000, 1);
// Add a title box to the chart using 15 pts Arial Bold Italic font, with blue
// (aaaaff) background
c->addTitle("Multiple Axes Demonstration", "arialbi.ttf", 15)->setBackground(
0xaaaaff);
// Set the plotarea at (100, 70) and of size 400 x 180 pixels, with white
// background. Turn on both horizontal and vertical grid lines with light grey
// color (cccccc)
c->setPlotArea(100, 70, 400, 180, 0xffffff)->setGridColor(0xcccccc, 0xcccccc);
// Add a legend box at (300, 70) (top center of the chart) with horizontal
// layout. Use 8 pts Arial Bold font. Set the background and border color to
// Transparent.
LegendBox *legendBox = c->addLegend(300, 70, false, "arialbd.ttf", 8);
legendBox->setAlignment(Chart::BottomCenter);
legendBox->setBackground(Chart::Transparent, Chart::Transparent);
// 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
c->xAxis()->setTitle("Hour of Day");
// Add a title on top of the primary (left) y axis.
c->yAxis()->setTitle("Power\n(Watt)")->setAlignment(Chart::TopLeft2);
// Set the axis, label and title colors for the primary y axis to red (c00000) to
// match the first data set
c->yAxis()->setColors(0xcc0000, 0xcc0000, 0xcc0000);
// Add a title on top of the secondary (right) y axis.
c->yAxis2()->setTitle("Load\n(Mbps)")->setAlignment(Chart::TopRight2);
// Set the axis, label and title colors for the secondary y axis to green
// (00800000) to match the second data set
c->yAxis2()->setColors(0x008000, 0x008000, 0x008000);
// Add the third y-axis at 50 pixels to the left of the plot area
Axis *leftAxis = c->addAxis(Chart::Left, 50);
// Add a title on top of the third y axis.
leftAxis->setTitle("Temp\n(C)")->setAlignment(Chart::TopLeft2);
// Set the axis, label and title colors for the third y axis to blue (0000cc) to
// match the third data set
leftAxis->setColors(0x0000cc, 0x0000cc, 0x0000cc);
// Add the fouth y-axis at 50 pixels to the right of the plot area
Axis *rightAxis = c->addAxis(Chart::Right, 50);
// Add a title on top of the fourth y axis.
rightAxis->setTitle("Error\n(%)")->setAlignment(Chart::TopRight2);
// Set the axis, label and title colors for the fourth y axis to purple (880088)
// to match the fourth data set
rightAxis->setColors(0x880088, 0x880088, 0x880088);
// Add a line layer to for the first data set using red (c00000) color, with a
// line width of 2 pixels
LineLayer *layer0 = c->addLineLayer(DoubleArray(data0,
sizeof(data0)/sizeof(data0[0])), 0xcc0000, "Power");
layer0->setLineWidth(2);
// Add a line layer to for the second data set using green (00c0000) color, with
// a line width of 2 pixels. Bind the layer to the secondary y-axis.
LineLayer *layer1 = c->addLineLayer(DoubleArray(data1,
sizeof(data1)/sizeof(data1[0])), 0x008000, "Load");
layer1->setLineWidth(2);
layer1->setUseYAxis2();
// Add a line layer to for the third data set using blue (0000cc) color, with a
// line width of 2 pixels. Bind the layer to the third y-axis.
LineLayer *layer2 = c->addLineLayer(DoubleArray(data2,
sizeof(data2)/sizeof(data2[0])), 0x0000cc, "Temperature");
layer2->setLineWidth(2);
layer2->setUseYAxis(leftAxis);
// Add a line layer to for the fourth data set using purple (880088) color, with
// a line width of 2 pixels. Bind the layer to the fourth y-axis.
LineLayer *layer3 = c->addLineLayer(DoubleArray(data3,
sizeof(data3)/sizeof(data3[0])), 0x880088, "Error Rate");
layer3->setLineWidth(2);
layer3->setUseYAxis(rightAxis);
// output the chart
c->makeChart("multiaxes.png");
//free up resources
delete c;
return 0;
} |