quadrilateral.md

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title	class CQuadrilateral - Dynamsoft Core Module C++ Edition API Reference
description	This page shows the C++ edition of the class CQuadrilateral in Dynamsoft Core Module.
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CQuadrilateral

The CQuadrilateral class represents a quadrilateral shape in 2D space. It contains an array of four CPoint objects, which represent the vertices of the quadrilateral.

Definition

Namespace: dynamsoft::basic_structures

Assembly: DynamsoftCore

class CQuadrilateral 

Attributes Summary

Attribute	Type
points	CPoint
id	int

Methods

Method	Description
Contains	Determines whether a point is inside the quadrilateral.
GetArea	Gets the area of the quadrilateral.
GetBoundingRect	Gets the bounding rectangle of the quadrilateral.

points

The point array of the quadrilateral.

CPoint points[4]

See Also

[CPoint]({{ site.dcvb_cpp_api }}core/basic-structures/point.html)

id

The id of the quadrilateral.

int id

Contains

Determines whether a point is inside the quadrilateral.

bool Contains(const CPoint* point) const

Parameters

[in] point The point to test.

Return value

Returns true if the point inside the quadrilateral, false otherwise.

See Also

[CPoint]({{ site.dcvb_cpp_api }}core/basic-structures/point.html)

GetArea

Gets the area of the quadrilateral.

int GetArea() const

Return value

Returns the area of the quadrilateral.

GetBoundingRect

Gets the bounding rectangle of the quadrilateral.

CRect GetBoundingRect() const;

Return value

Returns the bounding rectangle of the quadrilateral, in type of CRect.