int main(int argc, char *argv[])
{
// The data for the pie chart
double data[] = {35, 30, 25, 7, 6, 5, 4, 3, 2, 1};
// The labels for the pie chart
const char *labels[] = {"Labor", "Production", "Facilities", "Taxes", "Misc",
"Legal", "Insurance", "Licenses", "Transport", "Interest"};
// Create a PieChart object of size 560 x 270 pixels, with a golden background
// and a 1 pixel 3D border
PieChart *c = new PieChart(560, 270, Chart::goldColor(), -1, 1);
// Add a title box using 15 pts Times Bold Italic font and metallic pink
// background color
c->addTitle("Project Cost Breakdown", "timesbi.ttf", 15)->setBackground(
Chart::metalColor(0xff9999));
// Set the center of the pie at (280, 135) and the radius to 110 pixels
c->setPieSize(280, 135, 110);
// Draw the pie in 3D with 20 pixels 3D depth
c->set3D(20);
// Use the side label layout method
c->setLabelLayout(Chart::SideLayout);
// Set the label box background color the same as the sector color, with glass
// effect, and with 5 pixels rounded corners
TextBox *t = c->setLabelStyle();
t->setBackground(Chart::SameAsMainColor, Chart::Transparent, Chart::glassEffect()
);
t->setRoundedCorners(5);
// Set the border color of the sector the same color as the fill color. Set the
// line color of the join line to black (0x0)
c->setLineColor(Chart::SameAsMainColor, 0x000000);
// Set the start angle to 135 degrees may improve layout when there are many
// small sectors at the end of the data array (that is, data sorted in descending
// order). It is because this makes the small sectors position near the
// horizontal axis, where the text label has the least tendency to overlap. For
// data sorted in ascending order, a start angle of 45 degrees can be used
// instead.
c->setStartAngle(135);
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Output the chart
c->makeChart("sidelabelpie.png");
//free up resources
delete c;
return 0;
}
void PieChart::appendSlice(QQmlListProperty<PieSlice> *slicesList, PieSlice *slice)
{
PieChart *chart = qobject_cast<PieChart *>(slicesList->object);
if (chart) {
slice->setParent(chart);
chart->slicesList.append(slice);
connect(slice, SIGNAL(valueChanged()), chart, SLOT(calculateDataRange()));
chart->calculateDataRange();
emit chart->slicesChanged();
}
}
void createChart(int chartIndex, const char *filename)
{
char buffer[256];
// the tilt angle of the pie
int angle = chartIndex * 15;
// The data for the pie chart
double data[] = {25, 18, 15, 12, 8, 30, 35};
// Create a PieChart object of size 100 x 110 pixels
PieChart *c = new PieChart(100, 110);
// Set the center of the pie at (50, 55) and the radius to 38 pixels
c->setPieSize(50, 55, 38);
// Set the depth and tilt angle of the 3D pie (-1 means auto depth)
c->set3D(-1, angle);
// Add a title showing the tilt angle
sprintf(buffer, "Tilt = %d deg", angle);
c->addTitle(buffer, "arial.ttf", 8);
// Set the pie data
c->setData(DoubleArray(data, (int)(sizeof(data) / sizeof(data[0]))));
// Disable the sector labels by setting the color to Transparent
c->setLabelStyle("", 8, Chart::Transparent);
// Output the chart
c->makeChart(filename);
//free up resources
delete c;
}
int main(int argc, char *argv[])
{
// The data for the pie chart
double data[] = {72, 18, 15, 12};
// The labels for the pie chart
const char *labels[] = {"Labor", "Machinery", "Facilities", "Computers"};
// The depths for the sectors
double depths[] = {30, 20, 10, 10};
// Create a PieChart object of size 360 x 300 pixels, with a light blue (DDDDFF)
// background and a 1 pixel 3D border
PieChart *c = new PieChart(360, 300, 0xddddff, -1, 1);
// Set the center of the pie at (180, 175) and the radius to 100 pixels
c->setPieSize(180, 175, 100);
// Add a title box using 15 pts Times Bold Italic font and blue (AAAAFF) as
// background color
c->addTitle("Project Cost Breakdown", "timesbi.ttf", 15)->setBackground(0xaaaaff)
;
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Draw the pie in 3D with variable 3D depths
c->set3D(DoubleArray(depths, sizeof(depths)/sizeof(depths[0])));
// Set the start angle to 225 degrees may improve layout when the depths of the
// sector are sorted in descending order, because it ensures the tallest sector
// is at the back.
c->setStartAngle(225);
// Output the chart
c->makeChart("multidepthpie.png");
//free up resources
delete c;
return 0;
}
void createChart(int chartIndex, const char *filename)
{
char buffer[256];
// Determine the donut inner radius (as percentage of outer radius) based on input parameter
int donutRadius = chartIndex * 25;
// The data for the pie chart
double data[] = {10, 10, 10, 10, 10};
// The labels for the pie chart
const char *labels[] = {"Marble", "Wood", "Granite", "Plastic", "Metal"};
// Create a PieChart object of size 150 x 120 pixels, with a grey (EEEEEE) background, black
// border and 1 pixel 3D border effect
PieChart *c = new PieChart(150, 120, 0xeeeeee, 0x000000, 1);
// Set donut center at (75, 65) and the outer radius to 50 pixels. Inner radius is computed
// according donutWidth
c->setDonutSize(75, 60, 50, 50 * donutRadius / 100);
// Add a title to show the donut width
sprintf(buffer, "Inner Radius = %d %%", donutRadius);
c->addTitle(buffer, "arial.ttf", 10)->setBackground(0xcccccc, 0);
// Draw the pie in 3D
c->set3D(12);
// 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]))));
// Disable the sector labels by setting the color to Transparent
c->setLabelStyle("", 8, Chart::Transparent);
// Output the chart
c->makeChart(filename);
//free up resources
delete c;
}
void createChart(int img, const char *filename)
{
char buffer[256];
// the tilt angle of the pie
int angle = img * 90 + 45;
// The data for the pie chart
double data[] = {25, 18, 15, 12, 8, 30, 35};
// Create a PieChart object of size 100 x 110 pixels
PieChart *c = new PieChart(100, 110);
// Set the center of the pie at (50, 55) and the radius to 36 pixels
c->setPieSize(50, 55, 36);
// Set the depth, tilt angle and 3D mode of the 3D pie (-1 means auto depth,
// "true" means the 3D effect is in shadow mode)
c->set3D(-1, angle, true);
// Add a title showing the shadow angle
sprintf(buffer, "Shadow @ %d deg", angle);
c->addTitle(buffer, "arial.ttf", 8);
// Set the pie data
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])));
// Disable the sector labels by setting the color to Transparent
c->setLabelStyle("", 8, Chart::Transparent);
// output the chart
c->makeChart(filename);
//free up resources
delete c;
}
int main(int argc, char *argv[])
{
// The data for the pie chart
double data[] = {72, 18, 15, 12};
// The depths for the sectors
double depths[] = {30, 20, 10, 10};
// The labels for the pie chart
const char *labels[] = {"Sunny", "Cloudy", "Rainy", "Snowy"};
// The icons for the sectors
const char *icons[] = {"sun.png", "cloud.png", "rain.png", "snowy.png"};
// Create a PieChart object of size 400 x 300 pixels
PieChart *c = new PieChart(400, 300);
// Use the semi-transparent palette for this chart
c->setColors(Chart::transparentPalette);
// Set the background to metallic light blue (CCFFFF), with a black border and 1
// pixel 3D border effect,
c->setBackground(Chart::metalColor(0xccccff), 0x000000, 1);
// Set donut center at (200, 175), and outer/inner radii as 100/50 pixels
c->setDonutSize(200, 175, 100, 50);
// Add a title box using 15 pts Times Bold Italic font and metallic blue (8888FF)
// background color
c->addTitle("Weather Profile in Wonderland", "timesbi.ttf", 15)->setBackground(
Chart::metalColor(0x8888ff));
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Add icons to the chart as a custom field
c->addExtraField(StringArray(icons, sizeof(icons)/sizeof(icons[0])));
// Configure the sector labels using CDML to include the icon images
c->setLabelFormat(
"<*block,valign=absmiddle*><*img={field0}*> <*block*>{label}\n{percent}%"
"<*/*><*/*>");
// Draw the pie in 3D with variable 3D depths
c->set3D(DoubleArray(depths, sizeof(depths)/sizeof(depths[0])));
// Set the start angle to 225 degrees may improve layout when the depths of the
// sector are sorted in descending order, because it ensures the tallest sector
// is at the back.
c->setStartAngle(225);
// Output the chart
c->makeChart("icondonut.png");
//free up resources
delete c;
return 0;
}
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 pie chart
double data[] = {18, 45, 28};
// The labels for the pie chart
const char *labels[] = {"Marble", "Wood", "Granite"};
// The icons for the sectors
const char *texture[] = {"marble3.png", "wood.png", "rock.png"};
// Create a PieChart object of size 400 x 330 pixels, with a metallic green
// (88EE88) background, black border and 1 pixel 3D border effect
PieChart *c = new PieChart(400, 330, Chart::metalColor(0x88ee88), 0x000000, 1);
// Set donut center at (200, 160), and outer/inner radii as 120/60 pixels
c->setDonutSize(200, 160, 120, 60);
// Add a title box using 15 pts Times Bold Italic font and metallic deep green
// (008000) background color
c->addTitle("Material Composition", "timesbi.ttf", 15)->setBackground(
Chart::metalColor(0x008000));
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Set the colors of the sectors to the 3 texture patterns
c->setColor(Chart::DataColor + 0, c->patternColor(texture[0]));
c->setColor(Chart::DataColor + 1, c->patternColor(texture[1]));
c->setColor(Chart::DataColor + 2, c->patternColor(texture[2]));
// Draw the pie in 3D with a 3D depth of 30 pixels
c->set3D(30);
// Use 12 pts Arial Bold Italic as the sector label font
c->setLabelStyle("arialbi.ttf", 12);
// Output the chart
c->makeChart("texturedonut.png");
//free up resources
delete c;
return 0;
}
void createChart(int img, const char *filename)
{
// The data for the pie chart
double data[] = {18, 30, 20, 15};
// The colors to use for the sectors
int colors[] = {0x66aaee, 0xeebb22, 0xbbbbbb, 0x8844ff};
// Create a PieChart object of size 200 x 220 pixels. Use a vertical gradient
// color from blue (0000cc) to deep blue (000044) as background. Use rounded
// corners of 16 pixels radius.
PieChart *c = new PieChart(200, 220);
c->setBackground(c->linearGradientColor(0, 0, 0, c->getHeight(), 0x0000cc,
0x000044));
c->setRoundedFrame(0xffffff, 16);
// Set the center of the pie at (100, 120) and the radius to 80 pixels
c->setPieSize(100, 120, 80);
// Set the pie data
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])));
// Set the sector colors
c->setColors(Chart::DataColor, IntArray(colors, sizeof(colors)/sizeof(colors[0]))
);
// Demonstrates various shading modes
if (img == 0) {
c->addTitle("Default Shading", "bold", 12, 0xffffff);
} else if (img == 1) {
c->addTitle("Local Gradient", "bold", 12, 0xffffff);
c->setSectorStyle(Chart::LocalGradientShading);
} else if (img == 2) {
c->addTitle("Global Gradient", "bold", 12, 0xffffff);
c->setSectorStyle(Chart::GlobalGradientShading);
} else if (img == 3) {
c->addTitle("Concave Shading", "bold", 12, 0xffffff);
c->setSectorStyle(Chart::ConcaveShading);
} else if (img == 4) {
c->addTitle("Rounded Edge", "bold", 12, 0xffffff);
c->setSectorStyle(Chart::RoundedEdgeShading);
} else if (img == 5) {
c->addTitle("Radial Gradient", "bold", 12, 0xffffff);
c->setSectorStyle(Chart::RadialShading);
}
// Disable the sector labels by setting the color to Transparent
c->setLabelStyle("", 8, Chart::Transparent);
// Output the chart
c->makeChart(filename);
//free up resources
delete c;
}
int main(int argc, char *argv[])
{
// The data for the pie chart
double data[] = {28, 45, 5, 1, 12};
// The labels for the pie chart
const char *labels[] = {"Excellent", "Good", "Bad", "Very Bad", "Neutral"};
// The icons for the sectors
const char *icons[] = {"laugh.png", "smile.png", "sad.png", "angry.png",
"nocomment.png"};
// Create a PieChart object of size 560 x 300 pixels, with a silver background,
// black border, 1 pxiel 3D border effect and rounded corners
PieChart *c = new PieChart(560, 300, Chart::silverColor(), 0x000000, 1);
c->setRoundedFrame();
// Set the center of the pie at (280, 150) and the radius to 120 pixels
c->setPieSize(280, 150, 120);
// Add a title box with title written in CDML, on a sky blue (A0C8FF) background
// with glass effect
c->addTitle(
"<*block,valign=absmiddle*><*img=doc.png*> Customer Survey: "
"<*font=timesi.ttf,color=000000*>Do you like our <*font,color=dd0000*>Hyper"
"<*super*>TM<*/font*> molecules?", "timesbi.ttf", 15, 0x000080
)->setBackground(0xa0c8ff, 0x000000, Chart::glassEffect());
// Add a logo to the chart written in CDML as the bottom title aligned to the
// bottom right
c->addTitle(Chart::BottomRight,
"<*block,valign=absmiddle*><*img=molecule.png*> <*block*><*color=FF*>"
"<*font=timesbi.ttf,size=12*>Molecular Engineering\n"
"<*font=arial.ttf,size=10*>Creating better molecules");
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Set 3D style
c->set3D();
// Use the side label layout method
c->setLabelLayout(Chart::SideLayout);
// Set the label background color to transparent
c->setLabelStyle()->setBackground(Chart::Transparent);
// Add icons to the chart as a custom field
c->addExtraField(StringArray(icons, sizeof(icons)/sizeof(icons[0])));
// Configure the sector labels using CDML to include the icon images
c->setLabelFormat(
"<*block,valign=absmiddle*><*img={field0}*> {label} ({percent|0}%)");
// Explode the 3rd and 4th sectors as a group (index = 2 and 3)
c->setExplodeGroup(2, 3);
// Set the start angle to 135 degrees may improve layout when there are many
// small sectors at the end of the data array (that is, data sorted in descending
// order). It is because this makes the small sectors position near the
// horizontal axis, where the text label has the least tendency to overlap. For
// data sorted in ascending order, a start angle of 45 degrees can be used
// instead.
c->setStartAngle(135);
// output the chart
c->makeChart("iconpie2.png");
//free up resources
delete c;
return 0;
}
int main(int argc, char *argv[])
{
// The data for the pie chart
double data[] = {25, 18, 15, 12, 8, 30, 35};
// The labels for the pie chart
const char *labels[] = {"Labor", "Licenses", "Taxes", "Legal", "Insurance",
"Facilities", "Production"};
// Create a PieChart object of size 600 x 320 pixels. Set background color to
// brushed silver, with a 2 pixel 3D border. Use rounded corners of 20 pixels
// radius.
PieChart *c = new PieChart(600, 320, Chart::brushedSilverColor(),
Chart::Transparent, 2);
c->setRoundedFrame(0xffffff, 20);
// Add a title using 18 pts Times New Roman Bold Italic font. #Set top/bottom
// margins to 8 pixels.
TextBox *title = c->addTitle("Donut Chart Demonstration", "timesbi.ttf", 18);
title->setMargin(0, 0, 8, 8);
// Add a 2 pixels wide separator line just under the title
c->addLine(10, title->getHeight(), c->getWidth() - 11, title->getHeight(),
Chart::LineColor, 2);
// Set donut center at (160, 175), and outer/inner radii as 110/55 pixels
c->setDonutSize(160, 175, 110, 55);
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Use ring shading effect for the sectors
c->setSectorStyle(Chart::RingShading);
// Use the side label layout method, with the labels positioned 16 pixels from
// the donut 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 10 pts 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 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("donut.jpg");
//free up resources
delete c;
return 0;
}
void createChart(int img, const char *filename)
{
// The data for the pie chart
double data[] = {25, 18, 15, 12, 8, 30, 35};
// The labels for the pie chart
const char *labels[] = {"Labor", "Licenses", "Taxes", "Legal", "Insurance",
"Facilities", "Production"};
// Colors of the sectors if custom coloring is used
int colors[] = {0xb8bc9c, 0xecf0b9, 0x999966, 0x333366, 0xc3c3e6, 0x594330,
0xa0bdc4};
// Create a PieChart object of size 280 x 240 pixels
PieChart *c = new PieChart(280, 240);
// Set the center of the pie at (140, 120) and the radius to 80 pixels
c->setPieSize(140, 120, 80);
// Draw the pie in 3D
c->set3D();
// Set the coloring schema
if (img == 0) {
c->addTitle("Custom Colors");
// set the LineColor to light gray
c->setColor(Chart::LineColor, 0xc0c0c0);
// use given color array as the data colors (sector colors)
c->setColors(Chart::DataColor, IntArray(colors,
sizeof(colors)/sizeof(colors[0])));
} else if (img == 1) {
c->addTitle("Dark Background Colors");
// use the standard white on black palette
c->setColors(Chart::whiteOnBlackPalette);
} else if (img == 2) {
c->addTitle("Wallpaper As Background");
c->setWallpaper("bg.png");
} else {
c->addTitle("Transparent Colors");
c->setWallpaper("bg.png");
// use semi-transparent colors to allow the background to be seen
c->setColors(Chart::transparentPalette);
}
// Set the pie data and the pie labels
c->setData(DoubleArray(data, sizeof(data)/sizeof(data[0])), StringArray(labels,
sizeof(labels)/sizeof(labels[0])));
// Explode the 1st sector (index = 0)
c->setExplode(0);
// output the chart
c->makeChart(filename);
//free up resources
delete c;
}