Quadrilateral
The Quadrilateral class is used to define a quadrilateral shape. This class is mainly used by the roi parameter of SimplifiedCaptureVisionSettings.
Definition
Assembly: dynamsoft_capture_vision_flutter
class Quadrilateral
Constructors
Quadrilateral({required this.points});
Properties
| Property | Type | Description |
|---|---|---|
points |
List<Point> | A list of four points that make up the quadrilateral. |
points
A list of four points that make up the quadrilateral. The points list start from the top-left point of the quadrilateral and go clockwise.
List<Point<int>> points;
Remarks
The coordinates are typically set in pixels. However, if you are setting a region via the SimplifiedCaptureVisionSettings, you can set the coordinates of the Quadrilateral as percentages (of the frame dimensions) instead of pixels if roiMeasuredInPercentage is set to true.
Yes
No