Adds categories to a chart's axes. 更多...
导入语句: | import QtCharts 2.3 |
实例化: | QBarCategoryAxis |
继承: |
BarCategoryAxis type can be set up to show an axis line with tick marks, grid lines, and shades. Categories are drawn between the ticks. It can be used also with a line series.
The following QML snippet illustrates how to use BarCategoryAxis :
ChartView { BarCategoryAxis { id: categoryAxis categories: ["Jan", "Feb", "Mar", "Apr", "May", "Jun" ] } // Add a few series... }
The categories of an axis.
count : int |
The number of categories of an axis.
max : string |
The maximum value on the axis.
min : string |
The minimum value on the axis.
此信号被发射当 min or max value of the axis changes.
The corresponding signal handler is
onRangeChanged
.
Removes all categories. Sets the maximum and minimum values of the axis range to QString::null .