QT chart案例

  
 examples-zoomlinechart.qdoc 
  Zoom Line Example | Qt Charts 5.15.2
  
  

    
    
        
        
Qt 5.15
Qt Charts
Zoom Line Example
Qt Charts | Commercial or GPLv3
    
    

Contents

Running the Example
Customizing Zooming Effects

Zoom Line Example

 $$$zoomlinechart-brief 
The example shows how to create your own custom zooming effect.
 @@@zoomlinechart 
 $$$zoomlinechart-description 
 
The example shows how to create your own custom zooming effect with QRubberBand by using a mouse and how to use touch gestures for paning and zooming.

Running the Example
To run the example from Qt Creator, open the Welcome mode and select the example from Examples. For more information, visit Building and Running an Example.

Customizing Zooming Effects
Let's first create a line ser