impeller::GlyphAtlasContext Class Reference

A container for caching a glyph atlas across frames. More...

#include <glyph_atlas.h>

Inheritance diagram for impeller::GlyphAtlasContext:

Public Member Functions
virtual	~GlyphAtlasContext ()
std::shared_ptr< GlyphAtlas >	GetGlyphAtlas () const
	Retrieve the current glyph atlas.
const ISize &	GetAtlasSize () const
	Retrieve the size of the current glyph atlas.
std::shared_ptr< RectanglePacker >	GetRectPacker () const
	Retrieve the previous (if any) rect packer.
void	UpdateGlyphAtlas (std::shared_ptr< GlyphAtlas > atlas, ISize size)
	Update the context with a newly constructed glyph atlas.
void	UpdateRectPacker (std::shared_ptr< RectanglePacker > rect_packer)

Protected Member Functions
	GlyphAtlasContext ()

Detailed Description

A container for caching a glyph atlas across frames.

Definition at line 146 of file glyph_atlas.h.

Constructor & Destructor Documentation

~GlyphAtlasContext()

impeller::GlyphAtlasContext::~GlyphAtlasContext ( )

virtual

Definition at line 16 of file glyph_atlas.cc.

{}

GlyphAtlasContext()

impeller::GlyphAtlasContext::GlyphAtlasContext ( )

protected

Definition at line 12 of file glyph_atlas.cc.

    : atlas_(std::make_shared<GlyphAtlas>(GlyphAtlas::Type::kAlphaBitmap)),
      atlas_size_(ISize(0, 0)) {}

Member Function Documentation

GetAtlasSize()

const ISize & impeller::GlyphAtlasContext::GetAtlasSize

(

)

const

Retrieve the size of the current glyph atlas.

Definition at line 22 of file glyph_atlas.cc.

                                                   {
  return atlas_size_;
}

GetGlyphAtlas()

std::shared_ptr< GlyphAtlas > impeller::GlyphAtlasContext::GetGlyphAtlas

(

)

const

Retrieve the current glyph atlas.

Definition at line 18 of file glyph_atlas.cc.

                                                                 {
  return atlas_;
}

GetRectPacker()

std::shared_ptr< RectanglePacker > impeller::GlyphAtlasContext::GetRectPacker

(

)

const

Retrieve the previous (if any) rect packer.

Definition at line 26 of file glyph_atlas.cc.

                                                                      {
  return rect_packer_;
}

UpdateGlyphAtlas()

void impeller::GlyphAtlasContext::UpdateGlyphAtlas	(	std::shared_ptr< GlyphAtlas >	atlas,
		ISize	size
	)

Update the context with a newly constructed glyph atlas.

Definition at line 30 of file glyph_atlas.cc.

                                                     {
  atlas_ = std::move(atlas);
  atlas_size_ = size;
}

UpdateRectPacker()

void impeller::GlyphAtlasContext::UpdateRectPacker

(

std::shared_ptr< RectanglePacker >

rect_packer

)

Definition at line 36 of file glyph_atlas.cc.

                                                {
  rect_packer_ = std::move(rect_packer);
}

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

• impeller/typographer/glyph_atlas.h
• impeller/typographer/glyph_atlas.cc