fontutil

package
v2.0.5-alpha.2 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: May 5, 2020 License: MIT Imports: 6 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var CarriageReturnRune = '♪'
View Source 
var DPI float64 // default: github.com/golang/freetype/truetype/face.go:31:3
View Source 
var FontsMan = NewFontsManager()
View Source 
var NullRune = '◦'
View Source 
var TabWidth = 8 // n times the space glyph

Functions

func Fixed266ToFloat64 

func Fixed266ToFloat64(v fixed.Int26_6) float64

func Float32ToFixed266 

func Float32ToFixed266(v float32) fixed.Int26_6

func Float64ToFixed266 

func Float64ToFixed266(v float64) fixed.Int26_6

func NewKernCache 

func NewKernCache(face font.Face, r0, r1 rune) fixed.Int26_6

func Rect266MinFloorMaxCeil 

func Rect266MinFloorMaxCeil(r fixed.Rectangle26_6) image.Rectangle

Types

type FaceCache 

type FaceCache struct {
	font.Face
	// contains filtered or unexported fields
}

func NewFaceCache 

func NewFaceCache(face font.Face) *FaceCache

func (*FaceCache) Glyph 

func (fc *FaceCache) Glyph(dot fixed.Point26_6, ru rune) (
	dr image.Rectangle,
	mask image.Image,
	maskp image.Point,
	advance fixed.Int26_6,
	ok bool,
)

func (*FaceCache) GlyphAdvance 

func (fc *FaceCache) GlyphAdvance(ru rune) (advance fixed.Int26_6, ok bool)

func (*FaceCache) GlyphBounds 

func (fc *FaceCache) GlyphBounds(ru rune) (bounds fixed.Rectangle26_6, advance fixed.Int26_6, ok bool)

func (*FaceCache) Kern 

func (fc *FaceCache) Kern(r0, r1 rune) fixed.Int26_6

type FaceCacheL 

type FaceCacheL struct {
	font.Face
	// contains filtered or unexported fields
}

Same as FaceCache but with locks.

func NewFaceCacheL 

func NewFaceCacheL(face font.Face) *FaceCacheL

func (*FaceCacheL) Glyph 

func (fc *FaceCacheL) Glyph(dot fixed.Point26_6, ru rune) (
	dr image.Rectangle,
	mask image.Image,
	maskp image.Point,
	advance fixed.Int26_6,
	ok bool,
)

func (*FaceCacheL) GlyphAdvance 

func (fc *FaceCacheL) GlyphAdvance(ru rune) (advance fixed.Int26_6, ok bool)

func (*FaceCacheL) GlyphBounds 

func (fc *FaceCacheL) GlyphBounds(ru rune) (bounds fixed.Rectangle26_6, advance fixed.Int26_6, ok bool)

func (*FaceCacheL) Kern 

func (fc *FaceCacheL) Kern(r0, r1 rune) fixed.Int26_6

type FaceCacheL2 

type FaceCacheL2 struct {
	font.Face
	// contains filtered or unexported fields
}

Same as FaceCacheL but with sync.map.

func NewFaceCacheL2 

func NewFaceCacheL2(face font.Face) *FaceCacheL2

func (*FaceCacheL2) Glyph 

func (fc *FaceCacheL2) Glyph(dot fixed.Point26_6, ru rune) (
	dr image.Rectangle,
	mask image.Image,
	maskp image.Point,
	advance fixed.Int26_6,
	ok bool,
)

func (*FaceCacheL2) GlyphAdvance 

func (fc *FaceCacheL2) GlyphAdvance(ru rune) (advance fixed.Int26_6, ok bool)

func (*FaceCacheL2) GlyphBounds 

func (fc *FaceCacheL2) GlyphBounds(ru rune) (bounds fixed.Rectangle26_6, advance fixed.Int26_6, ok bool)

func (*FaceCacheL2) Kern 

func (fc *FaceCacheL2) Kern(r0, r1 rune) fixed.Int26_6

type FaceRunes 

type FaceRunes struct {
	font.Face
}

Special runes face

func NewFaceRunes 

func NewFaceRunes(face font.Face) *FaceRunes

func (*FaceRunes) Glyph 

func (fr *FaceRunes) Glyph(dot fixed.Point26_6, ru rune) (
	dr image.Rectangle,
	mask image.Image,
	maskp image.Point,
	advance fixed.Int26_6,
	ok bool,
)

func (*FaceRunes) GlyphAdvance 

func (fr *FaceRunes) GlyphAdvance(ru rune) (advance fixed.Int26_6, ok bool)

func (*FaceRunes) GlyphBounds 

func (fr *FaceRunes) GlyphBounds(ru rune) (bounds fixed.Rectangle26_6, advance fixed.Int26_6, ok bool)

type Font 

type Font struct {
	Font *truetype.Font
	// contains filtered or unexported fields
}

func DefaultFont 

func DefaultFont() *Font

func NewFont 

func NewFont(ttf []byte) (*Font, error)

func (*Font) ClearFacesCache 

func (f *Font) ClearFacesCache()

func (*Font) FontFace 

func (f *Font) FontFace(opt truetype.Options) *FontFace

func (*Font) FontFace2 

func (f *Font) FontFace2(size float64) *FontFace

type FontFace 

type FontFace struct {
	Font    *Font
	Face    font.Face
	Size    float64 // in points, readonly
	Metrics *font.Metrics
	// contains filtered or unexported fields
}

func DefaultFontFace 

func DefaultFontFace() *FontFace

func NewFontFace 

func NewFontFace(font *Font, opt truetype.Options) *FontFace

func (*FontFace) BaseLine 

func (ff *FontFace) BaseLine() fixed.Point26_6

func (*FontFace) LineHeight 

func (ff *FontFace) LineHeight() fixed.Int26_6

func (*FontFace) LineHeightFloat 

func (ff *FontFace) LineHeightFloat() float64

func (*FontFace) LineHeightInt 

func (ff *FontFace) LineHeightInt() int

type FontsManager 

type FontsManager struct {
	// contains filtered or unexported fields
}

func NewFontsManager 

func NewFontsManager() *FontsManager

func (*FontsManager) ClearFontsCache 

func (fm *FontsManager) ClearFontsCache()

func (*FontsManager) Font 

func (fm *FontsManager) Font(ttf []byte) (*Font, error)

type GlyphAdvanceCache 

type GlyphAdvanceCache struct {
	// contains filtered or unexported fields
}

func NewGlyphAdvanceCache 

func NewGlyphAdvanceCache(face font.Face, ru rune) *GlyphAdvanceCache

type GlyphBoundsCache 

type GlyphBoundsCache struct {
	// contains filtered or unexported fields
}

func NewGlyphBoundsCache 

func NewGlyphBoundsCache(face font.Face, ru rune) *GlyphBoundsCache

type GlyphCache 

type GlyphCache struct {
	// contains filtered or unexported fields
}

func NewGlyphCache 

func NewGlyphCache(face font.Face, ru rune) *GlyphCache

Source Files

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