Wt::WPainter::Image Class Reference

An image that can be rendered on a WPainter. More...

#include <WPainter.h>

Public Member Functions
	Image (const std::string &url, int width, int height)
	Creates an image. More...
	Image (std::shared_ptr< WAbstractDataInfo > info, int width, int height)
	Creates an image. More...
	Image (const std::string &url, const std::string &file)
	Creates an image. More...
	Image (std::shared_ptr< WAbstractDataInfo > info)
	Creates an image. More...
std::string	uri () const
	Returns the url.
const WAbstractDataInfo *	info () const
	Returns the data info of the image.
int	width () const
	Returns the image width.
int	height () const
	Returns the image height.

Detailed Description

An image that can be rendered on a WPainter.

The image is specified in terms of a URL, and the width and height.

See also

drawImage()

Constructor & Destructor Documentation

Image() [1/4]

Wt::WPainter::Image::Image	(	const std::string &	url,
		int	width,
		int	height
	)

Creates an image.

Create an image which is located at the uri, and which has dimensions width x height.

Image() [2/4]

Wt::WPainter::Image::Image	(	std::shared_ptr< WAbstractDataInfo >	info,
		int	width,
		int	height
	)

Creates an image.

Create an image which URI and/or file path is given by info, and which has dimensions width x height.

Note

The information required depends on the WPaintDevice used.

Image() [3/4]

Wt::WPainter::Image::Image	(	const std::string &	url,
		const std::string &	file
	)

Creates an image.

Create an image which is located at uri which is available on the local filesystem as file. The image dimensions are retrieved from the file.

Image() [4/4]

Wt::WPainter::Image::Image

(

std::shared_ptr< WAbstractDataInfo >

info

)

Creates an image.

Create an image which URI and/or file path is given by info. The image dimensions are retrieved from the file (or the URI if it is a data URI).

Note

The information required depends on the WPaintDevice used.