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cd2drectu-class.md

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description Learn more about: CD2DRectU Class
title CD2DRectU Class
ms.date 11/04/2016
f1_keywords
CD2DRectU
AFXRENDERTARGET/CD2DRectU
AFXRENDERTARGET/CD2DRectU::CD2DRectU
AFXRENDERTARGET/CD2DRectU::IsNull
helpviewer_keywords
CD2DRectU [MFC], CD2DRectU
CD2DRectU [MFC], IsNull
ms.assetid a62f17d1-011d-4867-8f51-fd7e7c00561d

CD2DRectU Class

A wrapper for D2D1_RECT_U.

Syntax

class CD2DRectU : public D2D1_RECT_U;

Members

Public Constructors

Name Description
CD2DRectU::CD2DRectU Overloaded. Constructs a CD2DRectU object from D2D1_RECT_U object.

Public Methods

Name Description
CD2DRectU::IsNull Returns a boolean value that indicates whether an expression contains no valid data (NULL).

Public Operators

Name Description
CD2DRectU::operator CRect Converts CD2DRectU to CRect object.

Inheritance Hierarchy

D2D1_RECT_U

CD2DRectU

Requirements

Header: afxrendertarget.h

CD2DRectU::CD2DRectU

Constructs a CD2DRectU object from CRect object.

CD2DRectU(const CRect& rect);
CD2DRectU(const D2D1_RECT_U& rect);
CD2DRectU(const D2D1_RECT_U* rect);

CD2DRectU(
    UINT32 uLeft = 0,
    UINT32 uTop = 0,
    UINT32 uRight = 0,
    UINT32 uBottom = 0);

Parameters

rect
source rectangle

uLeft
source left coordinate

uTop
source top coordinate

uRight
source right coordinate

uBottom
source bottom coordinate

CD2DRectU::IsNull

Returns a Boolean value that indicates whether an expression contains no valid data (Null).

BOOL IsNull() const;

Return Value

TRUE if rectangle's top, left, bottom, and right values are all equal to 0; otherwise FALSE.

CD2DRectU::operator CRect

Converts CD2DRectU to CRect object.

operator CRect();

Return Value

Current value of D2D rectangle.

See also

Classes