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1 | /*! | |
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2 | \example examples/customcolors | |
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3 | \title CustomColors Example | |
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4 | \subtitle | |
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5 | ||
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6 | The example shows how to customize different visual elements on a typical chart i.e. customize | |
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7 | the following chart: | |
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8 | \image custom_colors1.jpg | |
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9 | ||
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10 | to look like this instead: | |
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11 | \image custom_colors2.jpg | |
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12 | ||
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13 | Customize chart background with the company specific colors: | |
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14 | \snippet ../examples/customcolors/mainwindow.cpp 1 | |
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15 | ||
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16 | Customize chart axes: | |
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17 | \snippet ../examples/customcolors/mainwindow.cpp 2 | |
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18 | ||
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19 | Customize pen and brush of all the series we have: | |
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20 | \snippet ../examples/customcolors/mainwindow.cpp 3 | |
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21 | */ No newline at end of file | |
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23 | 23 | <li><a href="example-splinechart.html">Spline Chart example</a></li> |
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24 | 24 | <li><a href="example-stackedbarchart.html">Stacked Bar Chart example</a></li> |
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25 | 25 | <li><a href="example-stackedbarchartdrilldown.html">Stacked Bar Chart Drilldown example</a></li> |
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26 | <li><a href="examples-customcolors.html">Customizing colors example</a></li> | |
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26 | 27 | </ul> |
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27 | 28 | </td> |
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28 | 29 | </tr> |
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15 | 15 | // Here's the set of company's colors used throughout the example |
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16 | 16 | m_companyColor1 = "#b90020"; |
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17 | 17 | m_companyColor2 = "#6d0013"; |
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18 |
m_companyColor3 = "#d5d5 |
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18 | m_companyColor3 = "#f5d5d5"; | |
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19 | 19 | m_companyColor4 = "#fcfcfc"; |
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20 | 20 | |
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21 | 21 | resize(400, 300); |
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61 | 61 | |
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62 | 62 | void MainWindow::customize() |
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63 | 63 | { |
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64 | // Customize chart background | |
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65 | // Use a gradient from color 3 to color 4 for chart background | |
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64 | //! [1] | |
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65 | // Use a gradient from "color 3" to "color 4" for chart background | |
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66 | 66 | QLinearGradient chartGradient(0, 0, 0, 300); |
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67 | 67 | chartGradient.setColorAt(0.0, m_companyColor3); |
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68 | 68 | chartGradient.setColorAt(0.5, m_companyColor4); |
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70 | 70 | m_chartView->setChartBackgroundBrush(chartGradient); |
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71 | 71 | m_chartView->setBackgroundBrush(m_companyColor4); |
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72 | 72 | m_chartView->setChartTitleBrush(m_companyColor1); |
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73 | //! [1] | |
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73 | 74 | |
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74 | // Customize chart axis | |
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75 | //! [2] | |
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75 | 76 | QPen color1Pen(m_companyColor1, 4.0); |
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76 | 77 | m_chartView->axisX()->setAxisPen(color1Pen); |
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77 | 78 | m_chartView->axisY()->setAxisPen(color1Pen); |
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79 | //! [2] | |
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78 | 80 | |
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79 | // Customize series | |
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81 | //! [3] | |
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82 | // Customize pen of the line series | |
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80 | 83 | m_line->setPen(color1Pen); |
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84 | ||
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85 | // Customize pen and brush for the scatter | |
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81 | 86 | m_scatter->setPen(color1Pen); |
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82 | 87 | m_scatter->setBrush(m_companyColor3); |
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88 | ||
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89 | // Customize pen and brush for the pie | |
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83 | 90 | for (int i(0); i < m_pie->slices().count(); i++) { |
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84 | 91 | Qt::BrushStyle style = static_cast<Qt::BrushStyle>(i + 1); |
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85 | 92 | m_pie->slices().at(i)->setSliceBrush(QBrush(m_companyColor2, style)); |
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86 | 93 | m_pie->slices().at(i)->setSlicePen(color1Pen); |
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87 | 94 | } |
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88 | ||
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95 | //! [3] | |
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89 | 96 | |
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90 | 97 | // Calculate new colors to be used on the next update for the series |
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91 | 98 | m_companyColor1.setRed((m_companyColor1.red() + 25) % 255); |
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