donner::svg::Renderer Class Reference

Backend-agnostic renderer that resolves to the active build backend. More...

#include "donner/svg/renderer/Renderer.h"

Public Member Functions
	Renderer (bool verbose=false)
	Creates a renderer for the active backend.
	~Renderer ()
	Destructor.
	Renderer (Renderer &&) noexcept
	Move constructor.
Renderer &	operator= (Renderer &&) noexcept
	Move assignment operator.
	Renderer (const Renderer &)=delete
Renderer &	operator= (const Renderer &)=delete
void	draw (SVGDocument &document)
	Draws the SVG document using the active backend.
RendererBitmap	takeSnapshot () const
	Captures a CPU-readable snapshot of the current frame.
bool	save (const char *filename)
	Saves the last rendered frame to a PNG file.
int	width () const
	Returns the rendered width in pixels.
int	height () const
	Returns the rendered height in pixels.

Detailed Description

Backend-agnostic renderer that resolves to the active build backend.

Clients should prefer this type when they do not need backend-specific APIs.

Examples

svg_to_png.cc.

Constructor & Destructor Documentation

Renderer()

donner::svg::Renderer::Renderer ( bool verbose = false )

explicit

Creates a renderer for the active backend.

Parameters

verbose

If true, enables backend-specific verbose logging.

Member Function Documentation

draw()

void donner::svg::Renderer::draw

(

SVGDocument &

document

)

Draws the SVG document using the active backend.

Parameters

document

The SVG document to render.

Examples

svg_to_png.cc.

height()

int donner::svg::Renderer::height ( ) const

nodiscard

Returns the rendered height in pixels.

Returns

The rendered height.

Examples

svg_to_png.cc.

save()

bool donner::svg::Renderer::save

(

const char *

filename

)

Saves the last rendered frame to a PNG file.

Parameters

filename

The output PNG filename.

Returns

True if the file was written.

Examples

svg_to_png.cc.

takeSnapshot()

RendererBitmap donner::svg::Renderer::takeSnapshot ( ) const

nodiscard

Captures a CPU-readable snapshot of the current frame.

Returns

A snapshot of the rendered frame.

width()

int donner::svg::Renderer::width ( ) const

nodiscard

Returns the rendered width in pixels.

Returns

The rendered width.

Examples

svg_to_png.cc.

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

• donner/svg/renderer/Renderer.h
• donner/svg/renderer/Renderer.cc