The QLineSeries class presents data in line charts. 更多...
| 頭: | #include <QLineSeries> |
| 實例化: | LineSeries |
| 繼承: | QXYSeries |
| 繼承者: |
| QLineSeries (QObject * parent = nullptr) | |
| virtual | ~QLineSeries () |
| virtual QAbstractSeries::SeriesType | type () const override |
綫圖錶用於將信息顯示成由直綫連接的一係列數據點。
創建基本綫圖錶很簡單:
QLineSeries* series = new QLineSeries(); series->append(0, 6); series->append(2, 4); ... chart->addSeries(series);
構造子級空係列對象為 parent 。當係列對象被添加到 QChartView or QChart 實例,所有權被轉移。
[虛擬]
QLineSeries::
~QLineSeries
()
銷毀對象。係列被添加到 QChartView or QChart 實例由實例擁有並刪除當實例被銷毀時。
[override virtual]
QAbstractSeries::SeriesType
QLineSeries::
type
() const
重實現訪問函數為特性: QAbstractSeries::type .