donner::svg::ResourceLoaderInterface Class Reference

Interface for loading external resources, such as images. More...

#include "donner/svg/resources/ResourceLoaderInterface.h"

Inheritance diagram for donner::svg::ResourceLoaderInterface:

Public Member Functions
	ResourceLoaderInterface ()=default
	Default constructor.
	ResourceLoaderInterface (const ResourceLoaderInterface &)=delete
ResourceLoaderInterface &	operator= (const ResourceLoaderInterface &)=delete
	ResourceLoaderInterface (ResourceLoaderInterface &&)=delete
ResourceLoaderInterface &	operator= (ResourceLoaderInterface &&)=delete
virtual	~ResourceLoaderInterface ()=default
	Destructor.
virtual std::variant< std::vector< uint8_t >, ResourceLoaderError >	fetchExternalResource (std::string_view url)=0
	Fetch external resource from a given URL.

Detailed Description

Interface for loading external resources, such as images.

To load files from the local filesystem, use SandboxedFileResourceLoader.

Member Function Documentation

fetchExternalResource()

virtual std::variant< std::vector< uint8_t >, ResourceLoaderError > donner::svg::ResourceLoaderInterface::fetchExternalResource ( std::string_view url )

pure virtual

Fetch external resource from a given URL.

Parameters

url	URL of the external resource.

Returns

A vector containing the fetched data, or std::nullopt if the resource could not be loaded.

Implemented in donner::svg::NullResourceLoader, donner::svg::parser::NoOpResourceLoader, and donner::svg::SandboxedFileResourceLoader.

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The documentation for this class was generated from the following file:

• donner/svg/resources/ResourceLoaderInterface.h