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Documentation

Index

• func Init(fonts ...string)
• func RegisterFont(name, file string, options *truetype.Options, asciiHalfWidth bool)
• func RenderOneFont(fontname string, txt []rune, option *Options) image.Image
• func RenderSomeFonts(count int, txt []rune, option *Options) image.Image
• type Generator
  • func NewRandTokenGenerator(fn TokenGenerator, fontname string, opt *Options) Generator
  • func NewShuffleStringGenerator(fn TokensGenerator, fontname string, opt *ShuffleOptions) Generator
• type Options
• type ShuffleOptions
• type TokenGenerator
• type TokensGenerator

Functions

func Init

func Init(fonts ...string)

Init FontName|FontFile FontName|FontFile|FontSize FontName|FontFile|FontSize|ASCII Half Width

func RegisterFont

func RegisterFont(name, file string, options *truetype.Options, asciiHalfWidth bool)

func RenderOneFont

func RenderOneFont(fontname string, txt []rune, option *Options) image.Image

func RenderSomeFonts

func RenderSomeFonts(count int, txt []rune, option *Options) image.Image

Types

type Generator

type Generator interface {
	GenerateTo(ctx context.Context, w io.Writer) error
}

func NewRandTokenGenerator

func NewRandTokenGenerator(fn TokenGenerator, fontname string, opt *Options) Generator

func NewShuffleStringGenerator

func NewShuffleStringGenerator(fn TokensGenerator, fontname string, opt *ShuffleOptions) Generator

type Options

type Options struct {
	OffsetX int
	OffsetY int
	Points  int
	Color   color.Color
}

type ShuffleOptions

type ShuffleOptions struct {
	Options
	PCT int
	Sep []rune
}

type TokenGenerator

type TokenGenerator func(ctx context.Context) string

type TokensGenerator

type TokensGenerator func(ctx context.Context) []string