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Tero Ahola -
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5
5
6 Charts API is build on top of Qt Graphics View Framework. Charts can be displayed as QGraphicsWidget using QChart class. However
6 Charts API is build on top of Qt Graphics View Framework. Charts can be displayed as QGraphicsWidget using QChart class. However
7 there is also convenience class QChartView which is QWidget based. These lets quickly use QCharts as normal Qt widget.
7 there is also convenience class QChartView which is QWidget based. These lets quickly use QCharts as normal Qt widget.
8 Currently API supports following chart types:
8 The API supports following chart types:
9
9
10 \list
10 \list
11 \o area
11 \o area
@@ -28,7 +28,6
28 chartView->addSeries(series);
28 chartView->addSeries(series);
29 \endcode
29 \endcode
30
30
31 \image class_diagram.png
32 \raw HTML
31 \raw HTML
33 <table cellpadding="2" cellspacing="1" border="0" width="100%" class="indextable">
32 <table cellpadding="2" cellspacing="1" border="0" width="100%" class="indextable">
34 <tr>
33 <tr>
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3 \title Chart themes demo
3 \title Chart themes demo
4 \subtitle
4 \subtitle
5
5
6 \image demo_chartthemes_small.png
7
6 This demo shows the look and feel of the different built in themes for all supported chart types.
8 This demo shows the look and feel of the different built in themes for all supported chart types.
7 The background palette of the application is also customized according to the selected theme, to make the result
9 The background palette of the application is also customized according to the selected theme, to make the result
8 look harmonious.
10 look harmonious.
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5
5
6 The example shows how to create simple area chart.
6 The example shows how to create simple area chart.
7
7
8 \image areachart.png
8 \image examples_areachart.png
9
9
10 To create area charts, we need two QLineSeries instances. They are going to define upper and lower boundary of the area.
10 To create area charts, we need two QLineSeries instances. They are going to define upper and lower boundary of the area.
11
11
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4 \subtitle
4 \subtitle
5
5
6 This example shows how to customize the appearance of the different elements on a chart.
6 This example shows how to customize the appearance of the different elements on a chart.
7 \image custom_chart.png
7 \image examples_customchart.png
8
8
9 We begin by creating a simple line series and a chart object.
9 We begin by creating a simple line series and a chart object.
10 \snippet ../examples/customchart/main.cpp 1
10 \snippet ../examples/customchart/main.cpp 1
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5
5
6 The example shows how to create simple line chart.
6 The example shows how to create simple line chart.
7
7
8 \image linechart.png
8 \image examples_linechart.png
9
9
10 To create line chart, QLineSeries instance is needed. Let's create one.
10 To create line chart, QLineSeries instance is needed. Let's create one.
11
11
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4 \subtitle
4 \subtitle
5
5
6 The example shows how to create simple pie chart and do some customizations to a pie slice.
6 The example shows how to create simple pie chart and do some customizations to a pie slice.
7 \image examples_piechart.png
7 */
8 */
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5
5
6 The example shows how to create simple scatter chart.
6 The example shows how to create simple scatter chart.
7
7
8 \image scatterchart.png
8 \image examples_scatterchart.png
9
9
10 To create scatter charts, QScatterSeries instance is needed. Here we create scatter series instance and we set the type, color and width of outline for scatter points.
10 To create scatter charts, QScatterSeries instance is needed. Here we create scatter series instance and we set the type, color and width of outline for scatter points.
11
11
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5
5
6 The example shows how to create simple spline chart.
6 The example shows how to create simple spline chart.
7
7
8 \image splinechart_example
8 \image examples_splinechart.png
9
9
10 To create spline chart we need to put our data into QSplineSeries. QSplineSeries automatically calculates spline segment control points that are needed to properly draw the spline.
10 To create spline chart we need to put our data into QSplineSeries. QSplineSeries automatically calculates spline segment control points that are needed to properly draw the spline.
11
11
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17 <li><a href="examples-barchart.html">Bar chart</a></li>
17 <li><a href="examples-barchart.html">Bar chart</a></li>
18 <li><a href="examples-customchart.html">Custom chart</a></li>
18 <li><a href="examples-customchart.html">Custom chart</a></li>
19 <li><a href="examples-ekgchart.html">EKG chart</a></li>
19 <li><a href="examples-ekgchart.html">EKG chart</a></li>
20 <li><a href="examples-linechart.html">Bar chart</a></li>
20 <li><a href="examples-linechart.html">Line chart</a></li>
21 <li><a href="examples-modeldata.html">Model data</a></li>
21 <li><a href="examples-modeldata.html">Model data</a></li>
22 <li><a href="examples-percentbarchart.html">Percent bar chart</a></li>
22 <li><a href="examples-percentbarchart.html">Percent bar chart</a></li>
23 <li><a href="examples-piechart.html">Pie chart</a></li>
23 <li><a href="examples-piechart.html">Pie chart</a></li>
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14 graphs by selecting one of the charts themes.
14 graphs by selecting one of the charts themes.
15 </p>
15 </p>
16
16
17 <table><tr>
17 <table>
18 <td><a href="examples-linechart.html"><img src="images/linechart.png" alt="linechart" /></a></td>
18 <tr>
19 <td><a href="examples-areachart.html"><img src="images/areachart.png" alt="areachart" /></a></td>
19 <td><a href="examples-linechart.html"><img src="images/examples_linechart.png" alt="linechart" /></a></td>
20 <td><a href="examples-areachart.html"><img src="images/examples_areachart.png" alt="areachart" /></a></td>
21 </tr>
22 <tr>
23 <td><a href="examples-scatterchart.html"><img src="images/examples_scatterchart.png" alt="scatterchart" /></a></td>
24 <td><a href="examples-barchart.html"><img src="images/examples_barchart.png" alt="barchart" /></a></td>
20 </tr>
25 </tr>
21 <tr>
26 <tr>
22 <td><a href="examples-scatterchart.html"><img src="images/scatterchart.png" alt="scatterchart" /></a></td>
27 <td><a href="examples-stackedbarchart.html"><img src="images/examples_stackedbarchart.png" alt="stackedbarchart" /></a></td>
23 <td><a href="examples-barchart.html"><img src="images/barchart.png" alt="barchart" /></a></td>
28 <td><a href="examples-percentbarchart.html"><img src="images/examples_percentbarchart.png" alt="percentbarcchart" /></a></td>
24 </tr>
29 </tr>
25 <tr>
30 <tr>
26 <td><a href="examples-stackedbarchart.html"><img src="images/stackedbarchart.png" alt="stackedbarchart" /></a></td>
31 <td><a href="examples-splinechart.html"><img src="images/examples_splinechart.png" alt="linechart" /></a></td>
27 <td><a href="examples-percentbarchart.html"><img src="images/percentbarchart.png" alt="percentbarcchart" /></a></td>
32 <td><a href="examples-piechart.html"><img src="images/examples_piechart.png" alt="piechart" /></a></td>
28 </tr><tr>
29 <td><img src="images/chartview_example_scatter.jpg " alt="scatterchart" /></td>
30 <td><img src="images/chartview_example_theme.jpg " alt="themechart" /></td>
31 </tr>
33 </tr>
32 <tr>
34 <tr>
33 <td><img src="images/chartview_example_bar.jpg " alt="barchart" /></td>
35 <td><a href="examples-customchart.html"><img src="images/examples_customchart.png" alt="customerchart" /></a></td>
34 <td><img src="images/chartview_example_pie.jpg " alt="piechart" /></td>
36 <td><a href="examples-zoomlinechart.html"><img src="images/examples_zoomlinechart2.png" alt="zoomlinechart" /></a></td>
35 </tr>
37 </tr>
36 <tr>
38 <tr>
37 <td><img src="images/chartview_example.jpg " alt="linechart" /></td>
39 <td><a href="demos-chartthemes.html"><img src="images/demo_chartthemes_small.png" alt="charttheme" /></a></td>
38 <td><a href="examples-presenterchart.html"><img src="images/presenterchart_example.png" alt="presenterchart" /></a></td>
39 </tr>
40 </tr>
40 </table>
41 </table>
41 </div>
42 </div>
42 \endraw
43 \endraw
43
44
45 */
44 */
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