Help us shape the future of Go! Take the 2026 Go Developer Survey

Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
- API
  
  Reference documentation for the pkg.go.dev API
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

paint

package

Go to main page

Versions in this module

v0

v0.1.7

Oct 30, 2026

Changes in this version

+ const DefaultLineWidth

+ func DeviceGradient(gradient geom.Gradient, matrix geom.Matrix) (geom.Gradient, bool)

+ func HasColorValue(source *models.CTColor) bool

+ func LineCapper(capStr string) geom.Capper

+ func LineJoiner(joinStr string) geom.Joiner

+ func MapNativeGradient(gradient geom.Gradient, matrix geom.Matrix) geom.Gradient

+ func NeedsRaster(gradient geom.Gradient, objectAlpha *uint8) bool

+ func NewGouraudGradient(shd *models.CTGouraudShd, transform func(models.StPos) geom.Point, ...) geom.Gradient

+ func NewLatticeGradient(shd *models.CTLaGouraudShd, transform func(models.StPos) geom.Point, ...) geom.Gradient

+ func NewLinearGradient(shd *models.CTAxialShd, transform func(models.StPos) geom.Point, ...) geom.Gradient

+ func NewRadialGradient(shd *models.CTRadialShd, transform func(models.StPos) geom.Point, ...) geom.Gradient

+ func NormalizeLineWidth(value float64) float64

+ func PrepareDashPattern(pattern *models.StArrayF, lineCap string, scale float64) *models.StArrayF

+ func ResolvePathStyle(object models.CtPath, inherited *models.DrawParam, strokeScale float64) models.CtPath

+ func ScaleAlpha(c color.RGBA, opacity uint8) color.RGBA

+ func ScaleOpacity(gradient geom.Gradient, opacity uint8) geom.Gradient

+ func StrokeJoiner(join string, miterLimit, lineWidth float64) geom.Joiner

+ func StrokeScale(objectCTM, parentCTM *models.CTM) float64

+ func TextRunGradient(gradient geom.Gradient, origin geom.Point, hScale float64) geom.Gradient

+ func TranslateGradient(gradient geom.Gradient, dx, dy float64) geom.Gradient

+ func ValidDashPattern(offset float64, pattern *models.StArrayF) bool

+ type Color struct

+ Gradient geom.Gradient

+ HasValue bool

+ Value color.RGBA

+ type Resolver struct

+ func (p *Resolver) Close()

+ func (p *Resolver) Gradient(source *models.CTColor, transform func(models.StPos) geom.Point, ...) geom.Gradient

+ func (p *Resolver) RGBA(source models.CTColor, resources Resources) color.RGBA

+ func (p *Resolver) Resolve(source *models.CTColor, resources Resources) *Color

+ func (p *Resolver) ResolveSolid(source *models.CTColor, resources Resources) *Color

+ func (p *Resolver) TextGradient(source *models.CTColor, objectAlpha *uint8, resources Resources) geom.Gradient

+ type Resources interface

+ GetColorSpace func(id models.StID) *models.ColorSpace

+ ReadColorProfile func(name string) ([]byte, error)