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1 | !include( ../../common.pri ) { | |
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2 | error( "Couldn't find the common.pri file!" ) | |
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3 | } | |
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4 | ||
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5 | !include( ../../integrated.pri ) { | |
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6 | error( "Couldn't find the integrated.pri file !") | |
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7 | } | |
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8 | ||
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9 | TARGET = colorlineChart | |
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10 | TEMPLATE = app | |
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11 | QT += core gui | |
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12 | SOURCES += main.cpp | |
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13 | ||
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14 | ||
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15 | ||
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1 | #include <QApplication> | |
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2 | #include <QMainWindow> | |
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3 | #include <qchartview.h> | |
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4 | #include <qxychartseries.h> | |
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5 | #include <qchart.h> | |
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6 | #include <cmath> | |
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7 | ||
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8 | QTCOMMERCIALCHART_USE_NAMESPACE | |
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9 | ||
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10 | #define PI 3.14159265358979 | |
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11 | ||
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12 | int main(int argc, char *argv[]) | |
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13 | { | |
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14 | QApplication a(argc, argv); | |
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15 | ||
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16 | QMainWindow window; | |
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17 | ||
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18 | QXYChartSeries* series0 = QXYChartSeries::create(); | |
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19 | series0->setColor(Qt::blue); | |
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20 | QXYChartSeries* series1 = QXYChartSeries::create(); | |
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21 | series1->setColor(Qt::red); | |
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22 | ||
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23 | int numPoints = 100; | |
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24 | ||
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25 | for (int x = 0; x <= numPoints; ++x) { | |
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26 | series0->add(x, abs(sin(PI/50*x)*100)); | |
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27 | series1->add(x, abs(cos(PI/50*x)*100)); | |
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28 | } | |
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29 | ||
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30 | QChartView* chartView = new QChartView(&window); | |
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31 | chartView->addSeries(series0); | |
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32 | chartView->addSeries(series1); | |
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33 | chartView->setBackgroundColor(Qt::yellow); | |
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34 | ||
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35 | window.setCentralWidget(chartView); | |
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36 | window.resize(400, 300); | |
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37 | window.show(); | |
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38 | ||
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39 | return a.exec(); | |
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40 | } | |
| @@ -1,3 +1,4 | |||
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1 | 1 | TEMPLATE = subdirs |
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2 | 2 | SUBDIRS += linechart \ |
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3 | zoomlinechart | |
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3 | zoomlinechart \ | |
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4 | colorlinechart | |
| @@ -17,6 +17,8 | |||
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17 | 17 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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18 | 18 | |
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19 | 19 | QChart::QChart(QGraphicsObject* parent) : QGraphicsObject(parent), |
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20 | m_background(new QGraphicsRectItem(this)), | |
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21 | m_title(new QGraphicsTextItem(this)), | |
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20 | 22 | m_axisX(new AxisItem(AxisItem::X_AXIS,this)), |
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21 | 23 | m_axisY(new AxisItem(AxisItem::Y_AXIS,this)), |
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22 | 24 | m_plotDataIndex(0), |
| @@ -146,6 +148,13 void QChart::setSize(const QSize& size) | |||
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146 | 148 | m_rect = QRect(QPoint(0,0),size); |
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147 | 149 | QRect rect = m_rect.adjusted(margin(),margin(), -margin(), -margin()); |
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148 | 150 | |
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151 | ||
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152 | //recalculate background gradient | |
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153 | m_background->setRect(rect); | |
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154 | m_backgroundGradient.setFinalStop(0,m_background->rect().height()); | |
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155 | m_background->setBrush(m_backgroundGradient); | |
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156 | ||
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157 | //resize elements | |
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149 | 158 | foreach (ChartItem* item ,m_chartItems) { |
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150 | 159 | item->setPos(rect.topLeft()); |
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151 | 160 | item->setSize(rect.size()); |
| @@ -160,6 +169,20 void QChart::setSize(const QSize& size) | |||
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160 | 169 | update(); |
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161 | 170 | } |
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162 | 171 | |
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172 | void QChart::setBackgroundColor(const QColor& color) | |
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173 | { | |
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174 | m_backgroundGradient.setColorAt( 0.0, Qt::white); | |
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175 | m_backgroundGradient.setColorAt( 1.0, color); | |
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176 | m_background->setBrush(m_backgroundGradient); | |
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177 | m_background->setPen(Qt::NoPen); | |
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178 | m_background->update(); | |
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179 | } | |
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180 | ||
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181 | void QChart::setTitle(const QString& title) | |
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182 | { | |
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183 | m_title->setPlainText(title); | |
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184 | } | |
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185 | ||
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163 | 186 | int QChart::margin() const |
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164 | 187 | { |
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165 | 188 | return m_marginSize; |
| @@ -4,6 +4,7 | |||
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4 | 4 | #include <qchartglobal.h> |
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5 | 5 | #include <qchartseries.h> |
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6 | 6 | #include <QGraphicsObject> |
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7 | #include <QLinearGradient> | |
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7 | 8 | |
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8 | 9 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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9 | 10 | |
| @@ -49,6 +50,9 public: | |||
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49 | 50 | int margin() const; |
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50 | 51 | void setTheme(QChart::ChartTheme theme); |
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51 | 52 | |
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53 | void setTitle(const QString& title); | |
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54 | void setBackgroundColor(const QColor& color); | |
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55 | ||
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52 | 56 | void zoomInToRect(const QRect& rectangle); |
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53 | 57 | void zoomIn(); |
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54 | 58 | void zoomOut(); |
| @@ -60,6 +64,9 signals: | |||
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60 | 64 | |
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61 | 65 | private: |
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62 | 66 | Q_DISABLE_COPY(QChart) |
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67 | QGraphicsRectItem* m_background; | |
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68 | QLinearGradient m_backgroundGradient; | |
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69 | QGraphicsTextItem* m_title; | |
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63 | 70 | AxisItem* m_axisX; |
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64 | 71 | AxisItem* m_axisY; |
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65 | 72 | QRect m_rect; |
| @@ -71,7 +78,6 private: | |||
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71 | 78 | int m_plotDataIndex; |
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72 | 79 | int m_marginSize; |
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73 | 80 | QList<QColor> m_themeColors; |
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74 | ||
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75 | 81 | QList<BarGroup*> m_BarGroupItems; |
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76 | 82 | }; |
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77 | 83 | |
| @@ -63,4 +63,15 int QChartView::margin() const | |||
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63 | 63 | { |
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64 | 64 | return m_chart->margin(); |
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65 | 65 | } |
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66 | ||
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67 | void QChartView::setTitle(const QString& title) | |
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68 | { | |
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69 | m_chart->setTitle(title); | |
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70 | } | |
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71 | ||
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72 | void QChartView::setBackgroundColor(const QColor& color) | |
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73 | { | |
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74 | m_chart->setBackgroundColor(color); | |
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75 | } | |
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76 | ||
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66 | 77 | QTCOMMERCIALCHART_END_NAMESPACE |
| @@ -25,6 +25,8 public: | |||
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25 | 25 | QChartSeries* createSeries(QChartSeries::QChartSeriesType type); |
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26 | 26 | |
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27 | 27 | int margin() const; |
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28 | void setTitle(const QString& title); | |
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29 | void setBackgroundColor(const QColor& color); | |
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28 | 30 | void zoomInToRect(const QRect& rectangle); |
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29 | 31 | void zoomIn(); |
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30 | 32 | void zoomOut(); |
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