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nodeguy/website/docs/api/generated/classes/qrectf.md
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---
id: "qrectf"
title: "QRectF"
sidebar_label: "QRectF"
---
description
## Hierarchy
* [Component](component.md)
↳ **QRectF**
## Index
### Constructors
* [constructor](qrectf.md#constructor)
### Properties
* [native](qrectf.md#native)
* [nodeChildren](qrectf.md#nodechildren)
* [nodeParent](qrectf.md#optional-nodeparent)
### Methods
* [adjust](qrectf.md#adjust)
* [adjusted](qrectf.md#adjusted)
* [bottom](qrectf.md#bottom)
* [bottomLeft](qrectf.md#bottomleft)
* [bottomRight](qrectf.md#bottomright)
* [center](qrectf.md#center)
* [contains](qrectf.md#contains)
* [height](qrectf.md#height)
* [intersected](qrectf.md#intersected)
* [intersects](qrectf.md#intersects)
* [isEmpty](qrectf.md#isempty)
* [isNull](qrectf.md#isnull)
* [isValid](qrectf.md#isvalid)
* [left](qrectf.md#left)
* [moveBottom](qrectf.md#movebottom)
* [moveBottomLeft](qrectf.md#movebottomleft)
* [moveBottomRight](qrectf.md#movebottomright)
* [moveCenter](qrectf.md#movecenter)
* [moveLeft](qrectf.md#moveleft)
* [moveRight](qrectf.md#moveright)
* [moveTo](qrectf.md#moveto)
* [moveTop](qrectf.md#movetop)
* [moveTopLeft](qrectf.md#movetopleft)
* [moveTopRight](qrectf.md#movetopright)
* [normalized](qrectf.md#normalized)
* [right](qrectf.md#right)
* [setBottom](qrectf.md#setbottom)
* [setBottomLeft](qrectf.md#setbottomleft)
* [setBottomRight](qrectf.md#setbottomright)
* [setCoords](qrectf.md#setcoords)
* [setHeight](qrectf.md#setheight)
* [setLeft](qrectf.md#setleft)
* [setNodeParent](qrectf.md#setnodeparent)
* [setRect](qrectf.md#setrect)
* [setRight](qrectf.md#setright)
* [setTop](qrectf.md#settop)
* [setTopLeft](qrectf.md#settopleft)
* [setTopRight](qrectf.md#settopright)
* [setWidth](qrectf.md#setwidth)
* [setX](qrectf.md#setx)
* [setY](qrectf.md#sety)
* [toAlignedRect](qrectf.md#toalignedrect)
* [toRect](qrectf.md#torect)
* [top](qrectf.md#top)
* [topLeft](qrectf.md#topleft)
* [topRight](qrectf.md#topright)
* [translate](qrectf.md#translate)
* [translated](qrectf.md#translated)
* [transposed](qrectf.md#transposed)
* [united](qrectf.md#united)
* [width](qrectf.md#width)
* [x](qrectf.md#x)
* [y](qrectf.md#y)
## Constructors
### constructor
\+ **new QRectF**(): *[QRectF](qrectf.md)*
*Overrides [Component](component.md).[constructor](component.md#constructor)*
**Returns:** *[QRectF](qrectf.md)*
\+ **new QRectF**(`nativeElement`: [NativeElement](../globals.md#nativeelement)): *[QRectF](qrectf.md)*
*Overrides [Component](component.md).[constructor](component.md#constructor)*
**Parameters:**
Name | Type |
------ | ------ |
`nativeElement` | [NativeElement](../globals.md#nativeelement) |
**Returns:** *[QRectF](qrectf.md)*
\+ **new QRectF**(`x?`: undefined | number, `y?`: undefined | number, `width?`: undefined | number, `height?`: undefined | number): *[QRectF](qrectf.md)*
*Overrides [Component](component.md).[constructor](component.md#constructor)*
**Parameters:**
Name | Type |
------ | ------ |
`x?` | undefined | number |
`y?` | undefined | number |
`width?` | undefined | number |
`height?` | undefined | number |
**Returns:** *[QRectF](qrectf.md)*
## Properties
### native
• **native**: *[NativeElement](../globals.md#nativeelement)*
*Overrides [Component](component.md).[native](component.md#abstract-native)*
___
### nodeChildren
• **nodeChildren**: *Set‹[Component](component.md)›*
*Inherited from [Component](component.md).[nodeChildren](component.md#nodechildren)*
___
### `Optional` nodeParent
• **nodeParent**? : *[Component](component.md)*
*Inherited from [Component](component.md).[nodeParent](component.md#optional-nodeparent)*
## Methods
### adjust
▸ **adjust**(`dx1`: number, `dy1`: number, `dx2`: number, `dy2`: number): *void*
Adds dx1, dy1, dx2 and dy2 respectively to the existing coordinates of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`dx1` | number |
`dy1` | number |
`dx2` | number |
`dy2` | number |
**Returns:** *void*
___
### adjusted
▸ **adjusted**(`dx1`: number, `dy1`: number, `dx2`: number, `dy2`: number): *[QRectF](qrectf.md)*
Returns a new rectangle with dx1, dy1, dx2 and dy2 added respectively to the existing coordinates of this rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`dx1` | number |
`dy1` | number |
`dx2` | number |
`dy2` | number |
**Returns:** *[QRectF](qrectf.md)*
___
### bottom
▸ **bottom**(): *number*
Returns the y-coordinate of the rectangle's bottom edge.
**Returns:** *number*
___
### bottomLeft
▸ **bottomLeft**(): *[QPointF](qpointf.md)*
Returns the position of the rectangle's bottom-left corner.
**Returns:** *[QPointF](qpointf.md)*
___
### bottomRight
▸ **bottomRight**(): *[QPointF](qpointf.md)*
Returns the position of the rectangle's bottom-right corner.
**Returns:** *[QPointF](qpointf.md)*
___
### center
▸ **center**(): *[QPointF](qpointf.md)*
Returns the center point of the rectangle.
**Returns:** *[QPointF](qpointf.md)*
___
### contains
▸ **contains**(`arg0`: [QRectF](qrectf.md) | number | [QPointF](qpointf.md), `y`: number): *boolean*
Returns true if the given point is inside or on the edge of the rectangle; otherwise returns false.
**Parameters:**
Name | Type |
------ | ------ |
`arg0` | [QRectF](qrectf.md) | number | [QPointF](qpointf.md) |
`y` | number |
**Returns:** *boolean*
___
### height
▸ **height**(): *number*
Returns the height of the rectangle.
**Returns:** *number*
___
### intersected
▸ **intersected**(`rectangle`: [QRectF](qrectf.md)): *[QRectF](qrectf.md)*
Returns the intersection of this rectangle and the given rectangle. Note that r.intersected(s) is equivalent to r & s.
**Parameters:**
Name | Type |
------ | ------ |
`rectangle` | [QRectF](qrectf.md) |
**Returns:** *[QRectF](qrectf.md)*
___
### intersects
▸ **intersects**(`rectangle`: [QRectF](qrectf.md)): *boolean*
Returns true if this rectangle intersects with the given rectangle (i.e. there is a non-empty area of overlap between them), otherwise returns false.
**Parameters:**
Name | Type |
------ | ------ |
`rectangle` | [QRectF](qrectf.md) |
**Returns:** *boolean*
___
### isEmpty
▸ **isEmpty**(): *boolean*
Returns true if the rectangle is empty, otherwise returns false.
**Returns:** *boolean*
___
### isNull
▸ **isNull**(): *boolean*
Returns true if the rectangle is a null rectangle, otherwise returns false.
**Returns:** *boolean*
___
### isValid
▸ **isValid**(): *boolean*
Returns true if the rectangle is valid, otherwise returns false.
**Returns:** *boolean*
___
### left
▸ **left**(): *number*
Returns the x-coordinate of the rectangle's left edge. Equivalent to x().
**Returns:** *number*
___
### moveBottom
▸ **moveBottom**(`y`: number): *void*
Moves the rectangle vertically, leaving the rectangle's bottom edge at the given y coordinate. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`y` | number |
**Returns:** *void*
___
### moveBottomLeft
▸ **moveBottomLeft**(`position`: [QPointF](qpointf.md)): *void*
Moves the rectangle, leaving the bottom-left corner at the given position. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### moveBottomRight
▸ **moveBottomRight**(`position`: [QPointF](qpointf.md)): *void*
Moves the rectangle, leaving the bottom-right corner at the given position. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### moveCenter
▸ **moveCenter**(`position`: [QPointF](qpointf.md)): *void*
Moves the rectangle, leaving the center point at the given position. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### moveLeft
▸ **moveLeft**(`x`: number): *void*
Moves the rectangle horizontally, leaving the rectangle's left edge at the given x coordinate. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
**Returns:** *void*
___
### moveRight
▸ **moveRight**(`x`: number): *void*
Moves the rectangle horizontally, leaving the rectangle's right edge at the given x coordinate. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
**Returns:** *void*
___
### moveTo
▸ **moveTo**(`xOrPos`: number | [QPointF](qpointf.md), `y`: number): *void*
Moves the rectangle, leaving the top-left corner at the given position (x, y). The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`xOrPos` | number | [QPointF](qpointf.md) |
`y` | number |
**Returns:** *void*
___
### moveTop
▸ **moveTop**(`y`: number): *void*
Moves the rectangle vertically, leaving the rectangle's top line at the given y coordinate. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`y` | number |
**Returns:** *void*
___
### moveTopLeft
▸ **moveTopLeft**(`position`: [QPointF](qpointf.md)): *void*
Moves the rectangle, leaving the top-left corner at the given position. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### moveTopRight
▸ **moveTopRight**(`position`: [QPointF](qpointf.md)): *void*
Moves the rectangle, leaving the top-right corner at the given position. The rectangle's size is unchanged.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### normalized
▸ **normalized**(): *[QRectF](qrectf.md)*
Returns a normalized rectangle; i.e., a rectangle that has a non-negative width and height.
**Returns:** *[QRectF](qrectf.md)*
___
### right
▸ **right**(): *number*
Returns the x-coordinate of the rectangle's right edge.
**Returns:** *number*
___
### setBottom
▸ **setBottom**(`y`: number): *void*
Sets the bottom edge of the rectangle to the given y coordinate. May change the height, but will never change the top edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`y` | number |
**Returns:** *void*
___
### setBottomLeft
▸ **setBottomLeft**(`position`: [QPointF](qpointf.md)): *void*
Set the bottom-left corner of the rectangle to the given position. May change the size, but will never change the top-right corner of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### setBottomRight
▸ **setBottomRight**(`position`: [QPointF](qpointf.md)): *void*
Set the bottom-right corner of the rectangle to the given position. May change the size, but will never change the top-left corner of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### setCoords
▸ **setCoords**(`x1`: number, `y1`: number, `x2`: number, `y2`: number): *void*
Sets the coordinates of the rectangle's top-left corner to (x1, y1), and the coordinates of its bottom-right corner to (x2, y2).
**Parameters:**
Name | Type |
------ | ------ |
`x1` | number |
`y1` | number |
`x2` | number |
`y2` | number |
**Returns:** *void*
___
### setHeight
▸ **setHeight**(`height`: number): *void*
Sets the height of the rectangle to the given height. The bottom edge is changed, but not the top one.
**Parameters:**
Name | Type |
------ | ------ |
`height` | number |
**Returns:** *void*
___
### setLeft
▸ **setLeft**(`x`: number): *void*
Sets the left edge of the rectangle to the given x coordinate. May change the width, but will never change the right edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
**Returns:** *void*
___
### setNodeParent
▸ **setNodeParent**(`parent?`: [Component](component.md)): *void*
*Inherited from [Component](component.md).[setNodeParent](component.md#setnodeparent)*
**Parameters:**
Name | Type |
------ | ------ |
`parent?` | [Component](component.md) |
**Returns:** *void*
___
### setRect
▸ **setRect**(`x`: number, `y`: number, `width`: number, `height`: number): *void*
Sets the coordinates of the rectangle's top-left corner to (x, y), and its size to the given width and height.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
`y` | number |
`width` | number |
`height` | number |
**Returns:** *void*
___
### setRight
▸ **setRight**(`x`: number): *void*
Sets the right edge of the rectangle to the given x coordinate. May change the width, but will never change the left edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
**Returns:** *void*
___
### setTop
▸ **setTop**(`y`: number): *void*
Sets the top edge of the rectangle to the given y coordinate. May change the height, but will never change the bottom edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`y` | number |
**Returns:** *void*
___
### setTopLeft
▸ **setTopLeft**(`position`: [QPointF](qpointf.md)): *void*
Set the top-left corner of the rectangle to the given position. May change the size, but will never change the bottom-right corner of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### setTopRight
▸ **setTopRight**(`position`: [QPointF](qpointf.md)): *void*
Set the top-right corner of the rectangle to the given position. May change the size, but will never change the bottom-left corner of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`position` | [QPointF](qpointf.md) |
**Returns:** *void*
___
### setWidth
▸ **setWidth**(`width`: number): *void*
Sets the width of the rectangle to the given width. The right edge is changed, but not the left one.
**Parameters:**
Name | Type |
------ | ------ |
`width` | number |
**Returns:** *void*
___
### setX
▸ **setX**(`x`: number): *void*
Sets the left edge of the rectangle to the given x coordinate. May change the width, but will never change the right edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`x` | number |
**Returns:** *void*
___
### setY
▸ **setY**(`y`: number): *void*
Sets the top edge of the rectangle to the given y coordinate. May change the height, but will never change the bottom edge of the rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`y` | number |
**Returns:** *void*
___
### toAlignedRect
▸ **toAlignedRect**(): *[QRect](qrect.md)*
Returns a QRect based on the values of this rectangle that is the smallest possible integer rectangle that completely contains this rectangle.
**Returns:** *[QRect](qrect.md)*
___
### toRect
▸ **toRect**(): *[QRect](qrect.md)*
Returns a QRect based on the values of this rectangle. Note that the coordinates in the returned rectangle are rounded to the nearest integer.
**Returns:** *[QRect](qrect.md)*
___
### top
▸ **top**(): *number*
Returns the y-coordinate of the rectangle's top edge. Equivalent to y().
**Returns:** *number*
___
### topLeft
▸ **topLeft**(): *[QPointF](qpointf.md)*
Returns the position of the rectangle's top-left corner.
**Returns:** *[QPointF](qpointf.md)*
___
### topRight
▸ **topRight**(): *[QPointF](qpointf.md)*
Returns the position of the rectangle's top-right corner.
**Returns:** *[QPointF](qpointf.md)*
___
### translate
▸ **translate**(`dxOrOffset`: number | [QPointF](qpointf.md), `dy`: number): *void*
Moves the rectangle dx along the x-axis and dy along the y-axis, relative to the current position. Positive values move the rectangle to the right and downwards.
**Parameters:**
Name | Type |
------ | ------ |
`dxOrOffset` | number | [QPointF](qpointf.md) |
`dy` | number |
**Returns:** *void*
___
### translated
▸ **translated**(`dxOrOffset`: number | [QPointF](qpointf.md), `dy`: number): *[QRectF](qrectf.md)*
Returns a copy of the rectangle that is translated dx along the x axis and dy along the y axis, relative to the current position. Positive values move the rectangle to the right and down.
**Parameters:**
Name | Type |
------ | ------ |
`dxOrOffset` | number | [QPointF](qpointf.md) |
`dy` | number |
**Returns:** *[QRectF](qrectf.md)*
___
### transposed
▸ **transposed**(): *[QRectF](qrectf.md)*
Returns a copy of the rectangle that has its width and height exchanged:
**Returns:** *[QRectF](qrectf.md)*
___
### united
▸ **united**(`rectangle`: [QRectF](qrectf.md)): *[QRectF](qrectf.md)*
Returns the bounding rectangle of this rectangle and the given rectangle.
**Parameters:**
Name | Type |
------ | ------ |
`rectangle` | [QRectF](qrectf.md) |
**Returns:** *[QRectF](qrectf.md)*
___
### width
▸ **width**(): *number*
Returns the width of the rectangle.
**Returns:** *number*
___
### x
▸ **x**(): *number*
Returns the x-coordinate of the rectangle's left edge. Equivalent to left().
**Returns:** *number*
___
### y
▸ **y**(): *number*
Returns the y-coordinate of the rectangle's top edge. Equivalent to top().
**Returns:** *number*
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