int main(int argc, char *argv[])
{
// The tasks for the gantt chart
const char *labels[] = {"Market Research", "Define Specifications",
"Overall Archiecture", "Project Planning", "Detail Design",
"Software Development", "Test Plan", "Testing and QA", "User Documentation"};
// The task index, start date, end date and color for each bar
double taskNo[] = {0, 0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 8};
double startDate[] = {chartTime(2004, 8, 16), chartTime(2004, 10, 4), chartTime(
2004, 8, 30), chartTime(2004, 9, 13), chartTime(2004, 9, 20), chartTime(2004,
9, 27), chartTime(2004, 10, 4), chartTime(2004, 10, 4), chartTime(2004, 10,
25), chartTime(2004, 11, 1), chartTime(2004, 10, 18), chartTime(2004, 11, 8)}
;
double endDate[] = {chartTime(2004, 8, 30), chartTime(2004, 10, 18), chartTime(
2004, 9, 13), chartTime(2004, 9, 27), chartTime(2004, 10, 4), chartTime(2004,
10, 11), chartTime(2004, 11, 8), chartTime(2004, 10, 18), chartTime(2004, 11,
8), chartTime(2004, 11, 22), chartTime(2004, 11, 1), chartTime(2004, 11, 22)}
;
int colors[] = {0x00cc00, 0x00cc00, 0x00cc00, 0x0000cc, 0x0000cc, 0xcc0000,
0xcc0000, 0x0000cc, 0xcc0000, 0xcc0000, 0x00cc00, 0xcc0000};
// Create a XYChart object of size 620 x 325 pixels. Set background color to
// light red (0xffcccc), with 1 pixel 3D border effect.
XYChart *c = new XYChart(620, 325, 0xffcccc, 0x000000, 1);
// Add a title to the chart using 15 points Times Bold Itatic font, with white
// (ffffff) text on a dark red (800000) background
c->addTitle("Mutli-Color Gantt Chart Demo", "timesbi.ttf", 15, 0xffffff
)->setBackground(0x800000);
// Set the plotarea at (140, 55) and of size 460 x 200 pixels. Use alternative
// white/grey background. Enable both horizontal and vertical grids by setting
// their colors to grey (c0c0c0). Set vertical major grid (represents month
// boundaries) 2 pixels in width
c->setPlotArea(140, 55, 460, 200, 0xffffff, 0xeeeeee, Chart::LineColor, 0xc0c0c0,
0xc0c0c0)->setGridWidth(2, 1, 1, 1);
// swap the x and y axes to create a horziontal box-whisker chart
c->swapXY();
// Set the y-axis scale to be date scale from Aug 16, 2004 to Nov 22, 2004, with
// ticks every 7 days (1 week)
c->yAxis()->setDateScale(chartTime(2004, 8, 16), chartTime(2004, 11, 22), 86400 *
7);
// Set multi-style axis label formatting. Month labels are in Arial Bold font in
// "mmm d" format. Weekly labels just show the day of month and use minor tick
// (by using '-' as first character of format string).
c->yAxis()->setMultiFormat(Chart::StartOfMonthFilter(),
"<*font=arialbd.ttf*>{value|mmm d}", Chart::StartOfDayFilter(), "-{value|d}")
;
// Set the y-axis to shown on the top (right + swapXY = top)
c->setYAxisOnRight();
// Set the labels on the x axis
c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0])));
// Reverse the x-axis scale so that it points downwards.
c->xAxis()->setReverse();
// Set the horizontal ticks and grid lines to be between the bars
c->xAxis()->setTickOffset(0.5);
// Add some symbols to the chart to represent milestones. The symbols are added
// using scatter layers. We need to specify the task index, date, name, symbol
// shape, size and color.
double coor1[] = {1};
double date1[] = {chartTime(2004, 9, 13)};
c->addScatterLayer(DoubleArray(coor1, sizeof(coor1)/sizeof(coor1[0])),
DoubleArray(date1, sizeof(date1)/sizeof(date1[0])), "Milestone 1",
Chart::Cross2Shape(), 13, 0xffff00);
double coor2[] = {3};
double date2[] = {chartTime(2004, 10, 4)};
c->addScatterLayer(DoubleArray(coor2, sizeof(coor2)/sizeof(coor2[0])),
DoubleArray(date2, sizeof(date2)/sizeof(date2[0])), "Milestone 2",
Chart::StarShape(5), 15, 0xff00ff);
double coor3[] = {5};
double date3[] = {chartTime(2004, 11, 8)};
c->addScatterLayer(DoubleArray(coor3, sizeof(coor3)/sizeof(coor3[0])),
DoubleArray(date3, sizeof(date3)/sizeof(date3[0])), "Milestone 3",
Chart::TriangleSymbol, 13, 0xff9933);
// Add a multi-color box-whisker layer to represent the gantt bars
BoxWhiskerLayer *layer = c->addBoxWhiskerLayer2(DoubleArray(startDate,
sizeof(startDate)/sizeof(startDate[0])), DoubleArray(endDate,
sizeof(endDate)/sizeof(endDate[0])), DoubleArray(), DoubleArray(),
DoubleArray(), IntArray(colors, sizeof(colors)/sizeof(colors[0])));
layer->setXData(DoubleArray(taskNo, sizeof(taskNo)/sizeof(taskNo[0])));
layer->setBorderColor(Chart::SameAsMainColor);
// Divide the plot area height ( = 200 in this chart) by the number of tasks to
// get the height of each slot. Use 80% of that as the bar height.
layer->setDataWidth(200 * 4 / 5 / (sizeof(labels) / sizeof(labels[0])));
// Add a legend box at (140, 265) - bottom of the plot area. Use 8 pts Arial Bold
// as the font with auto-grid layout. Set the width to the same width as the plot
// area. Set the backgorund to grey (dddddd).
LegendBox *legendBox = c->addLegend2(140, 265, Chart::AutoGrid, "arialbd.ttf", 8)
;
legendBox->setWidth(461);
legendBox->setBackground(0xdddddd);
// The keys for the scatter layers (milestone symbols) will automatically be
// added to the legend box. We just need to add keys to show the meanings of the
// bar colors.
legendBox->addKey("Market Team", 0x00cc00);
legendBox->addKey("Planning Team", 0x0000cc);
legendBox->addKey("Development Team", 0xcc0000);
// Output the chart
c->makeChart("colorgantt.png");
//free up resources
delete c;
return 0;
}
int main(int argc, char *argv[])
{
// 4 data points to represent the cash flow for the Q1 - Q4
double data[] = {230, 140, 220, 330, 150};
// We want to plot a waterfall chart showing the 4 quarters as well as the total
const char *labels[] = {"Product 1", "Product 2", "Product 3", "Product 4",
"Product 5", "Total"};
// The top side of the bars in a waterfall chart is the accumulated data. We use
// the ChartDirector ArrayMath utility to accumulate the data. The "total" is
// handled by inserting a zero point at the end before accumulation (after
// accumulation it will become the total).
ArrayMath boxTop = ArrayMath(DoubleArray(data, sizeof(data)/sizeof(data[0]))
).insert(0, 1).acc();
// The botom side of the bars is just the top side of the previous bar. So we
// shifted the top side data to obtain the bottom side data.
ArrayMath boxBottom = ArrayMath(boxTop).shift(1, 0);
// The last point (total) is different. Its bottom side is always 0.
boxBottom.trim(0, sizeof(data) / sizeof(data[0])).insert(0, 1);
// Create a XYChart object of size 500 x 280 pixels. Set background color to
// light blue (ccccff), with 1 pixel 3D border effect.
XYChart *c = new XYChart(500, 290, 0xccccff, 0x000000, 1);
// Add a title to the chart using 13 points Arial Bold Itatic font, with white
// (ffffff) text on a deep blue (0x80) background
c->addTitle("Product Revenue - Year 2004", "arialbi.ttf", 13, 0xffffff
)->setBackground(0x000080);
// Set the plotarea at (55, 50) and of size 430 x 215 pixels. Use alternative
// white/grey background.
c->setPlotArea(55, 45, 430, 215, 0xffffff, 0xeeeeee);
// Set the labels on the x axis using Arial Bold font
c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0]))
)->setFontStyle("arialbd.ttf");
// Set the x-axis ticks and grid lines to be between the bars
c->xAxis()->setTickOffset(0.5);
// Use Arial Bold as the y axis label font
c->yAxis()->setLabelStyle("arialbd.ttf");
// Add a title to the y axis
c->yAxis()->setTitle("USD (in millions)");
// Add a multi-color box-whisker layer to represent the waterfall bars
BoxWhiskerLayer *layer = c->addBoxWhiskerLayer2(boxTop, boxBottom);
// Put data labels on the bars to show the cash flow using Arial Bold font
layer->setDataLabelFormat("{={top}-{bottom}}M");
layer->setDataLabelStyle("arialbd.ttf")->setAlignment(Chart::Center);
// Output the chart
c->makeChart("waterfall.png");
//free up resources
delete c;
return 0;
}