QPixmap

The QPixmap class helps hold an image in the form of off-screen image representation.

This class is a JS wrapper around Qt's QPixmap class

A QPixmap provides ability to store an image in the memory.

Example

const { QPixmap } = require("@nodegui/nodegui");
const imageUrl = "path/to/png";
const pixMap = new QPixmap(imageUrl);

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

+ new QPixmap(): QPixmap

Overrides Component.constructor

Returns: QPixmap

+ new QPixmap(native: NativeElement): QPixmap

Overrides Component.constructor

Parameters:

NameType
nativeNativeElement

Returns: QPixmap

+ new QPixmap(filePath: string): QPixmap

Overrides Component.constructor

Parameters:

NameType
filePathstring

Returns: QPixmap

Properties

native

native: NativeElement

Overrides Component.native


nodeChildren

nodeChildren: Set‹Component

Inherited from Component.nodeChildren


Optional nodeParent

nodeParent? : Component

Inherited from Component.nodeParent

Methods

height

height(): number

Returns: number


load

load(imagePath: string): boolean

Parameters:

NameType
imagePathstring

Returns: boolean


loadFromData

loadFromData(buffer: Buffer, format?: ImageFormats): boolean

Parameters:

NameType
bufferBuffer
format?ImageFormats

Returns: boolean


save

save(fileName: string, format?: ImageFormats): boolean

Parameters:

NameType
fileNamestring
format?ImageFormats

Returns: boolean


scaled

scaled(width: number, height: number, aspectRatioMode?: AspectRatioMode, transformationMode?: TransformationMode): QPixmap

Parameters:

NameType
widthnumber
heightnumber
aspectRatioMode?AspectRatioMode
transformationMode?TransformationMode

Returns: QPixmap


setNodeParent

setNodeParent(parent?: Component): void

Inherited from Component.setNodeParent

Parameters:

NameType
parent?Component

Returns: void


width

width(): number

Returns: number


Static fromQVariant

fromQVariant(variant: QVariant): QPixmap

Parameters:

NameType
variantQVariant

Returns: QPixmap