click

package
v2.0.5 Latest Latest
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 Go to latest Published: Jan 1, 2025 License: Apache-2.0 Imports: 16 Imported by: 1

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var ErrCharLen = errors.New("the char length must be less than or equal to 2")
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var ErrCharRangeLen = errors.New("character length must be large than to 'rangeLen.Max'")
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var ErrChineseCharLen = errors.New("the chinese char length must be equal to 1")
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var ErrColorLen = errors.New("the color length must be less than or equal to 255")
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var ErrEmptyBackgroundImage = errors.New("no background image")
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var ErrEmptyCharacter = errors.New("empty character")
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var ErrEmptyShapes = errors.New("empty shapes")
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var ErrModeSupport = errors.New("mode not supported")
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var ErrRangeVerifyLen = errors.New("the max value of 'rangeVerifyLen' must be less than or equal to the min value of 'rangeLen'")
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var ErrShapesRangeLen = errors.New("total number of shapes must be large than to 'rangeLen.Max'")
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var ErrShapesType = errors.New("shape must be is image type")

Functions

func CheckPoint 

func CheckPoint(sx, sy, dx, dy, width, height, padding int64) bool

CheckPoint is to the position of the detection point

Types

type Builder 

type Builder interface {
	SetOptions(opts ...Option)
	SetResources(resources ...Resource)
	Clear()
	Make() Captcha
	MakeWithShape() Captcha
}

Builder .

func NewBuilder 

func NewBuilder(opts ...Option) Builder

NewBuilder .

type CaptData 

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

CaptData .

func (CaptData) GetData 

func (c CaptData) GetData() map[int]*Dot

GetData is to get dot

func (CaptData) GetMasterImage 

func (c CaptData) GetMasterImage() imagedata.JPEGImageData

GetMasterImage is to get master image

func (CaptData) GetThumbImage 

func (c CaptData) GetThumbImage() imagedata.PNGImageData

GetThumbImage is to get thumbnail image

type Captcha 

type Captcha interface {
	GetOptions() *Options
	Generate() (CaptchaData, error)
	// contains filtered or unexported methods
}

Captcha .

type CaptchaData 

type CaptchaData interface {
	GetData() map[int]*Dot
	GetMasterImage() imagedata.JPEGImageData
	GetThumbImage() imagedata.PNGImageData
}

CaptchaData .

type Dot 

type Dot struct {
	Index  int    `json:"index"`
	X      int    `json:"x"`
	Y      int    `json:"y"`
	Size   int    `json:"size"`
	Width  int    `json:"width"`
	Height int    `json:"height"`
	Text   string `json:"text"`
	Shape  string `json:"shape"`
	Angle  int    `json:"angle"`
	Color  string `json:"color"`
	Color2 string `json:"color2"`
}

Dot .

type DrawDot 

type DrawDot struct {
	Dot              *Dot
	X                int
	Y                int
	FontDPI          int
	Text             string
	Image            image.Image
	UseOriginalColor bool
	Size             int
	Width            int
	Height           int
	Angle            int
	Color            string
	Color2           string
	Font             *truetype.Font
	DrawType         DrawType
}

DrawDot .

type DrawImage 

type DrawImage interface {
	DrawWithNRGBA(params *DrawImageParams) (image.Image, error)
	DrawWithPalette(params *DrawImageParams, textColors []color.Color, bgColors []color.Color) (image.Image, error)
	DrawWithNRGBA2(params *DrawImageParams, textColors []color.Color, bgColors []color.Color) (image.Image, error)
}

func NewDrawImage 

func NewDrawImage() DrawImage

NewDrawImage .

type DrawImageParams 

type DrawImageParams struct {
	Width                 int
	Height                int
	Background            image.Image
	BackgroundDistort     int
	BackgroundCirclesNum  int
	BackgroundSlimLineNum int
	Alpha                 float32
	FontHinting           font.Hinting
	CaptchaDrawDot        []*DrawDot
	ShowShadow            bool
	ShadowColor           string
	ShadowPoint           *option.Point
	ThumbDisturbAlpha     float32
}

DrawImageParams .

type DrawType 

type DrawType int
const (
	DrawTypeString DrawType = iota
	DrawTypeImage
)

type Mode 

type Mode int
const (
	ModeText Mode = iota
	ModeShape
)

type Option 

type Option func(*Options)

func WithDisabledRangeVerifyLen 

func WithDisabledRangeVerifyLen(disabled bool) Option

WithDisabledRangeVerifyLen .

func WithDisplayShadow 

func WithDisplayShadow(val bool) Option

WithDisplayShadow .

func WithFontHinting 

func WithFontHinting(val font.Hinting) Option

WithFontHinting .

func WithImageAlpha 

func WithImageAlpha(val float32) Option

WithImageAlpha .

func WithImageSize 

func WithImageSize(val option.Size) Option

WithImageSize .

func WithIsThumbNonDeformAbility 

func WithIsThumbNonDeformAbility(val bool) Option

WithIsThumbNonDeformAbility .

func WithRangeAnglePos 

func WithRangeAnglePos(vals []option.RangeVal) Option

WithRangeAnglePos .

func WithRangeColors 

func WithRangeColors(colors []string) Option

WithRangeColors .

func WithRangeLen 

func WithRangeLen(val option.RangeVal) Option

WithRangeLen .

func WithRangeSize 

func WithRangeSize(val option.RangeVal) Option

WithRangeSize .

func WithRangeThumbBgCirclesNum 

func WithRangeThumbBgCirclesNum(val int) Option

WithRangeThumbBgCirclesNum .

func WithRangeThumbBgColors 

func WithRangeThumbBgColors(val []string) Option

WithRangeThumbBgColors .

func WithRangeThumbBgDistort 

func WithRangeThumbBgDistort(val int) Option

WithRangeThumbBgDistort .

func WithRangeThumbBgSlimLineNum 

func WithRangeThumbBgSlimLineNum(val int) Option

WithRangeThumbBgSlimLineNum .

func WithRangeThumbColors 

func WithRangeThumbColors(val []string) Option

WithRangeThumbColors .

func WithRangeThumbImageSize 

func WithRangeThumbImageSize(val option.Size) Option

WithRangeThumbImageSize .

func WithRangeThumbSize 

func WithRangeThumbSize(val option.RangeVal) Option

WithRangeThumbSize .

func WithRangeVerifyLen 

func WithRangeVerifyLen(val option.RangeVal) Option

WithRangeVerifyLen .

func WithShadowColor 

func WithShadowColor(val string) Option

WithShadowColor .

func WithShadowPoint 

func WithShadowPoint(val option.Point) Option

WithShadowPoint .

func WithThumbDisturbAlpha 

func WithThumbDisturbAlpha(val float32) Option

WithThumbDisturbAlpha .

func WithUseShapeOriginalColor 

func WithUseShapeOriginalColor(val bool) Option

WithUseShapeOriginalColor .

type Options 

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

Options .

func NewOptions 

func NewOptions() *Options

NewOptions .

func (*Options) GetDisabledRangeVerifyLen 

func (o *Options) GetDisabledRangeVerifyLen() bool

GetDisabledRangeVerifyLen .

func (*Options) GetDisplayShadow 

func (o *Options) GetDisplayShadow() bool

GetDisplayShadow .

func (*Options) GetImageAlpha 

func (o *Options) GetImageAlpha() float32

GetImageAlpha .

func (*Options) GetImageSize 

func (o *Options) GetImageSize() *option.Size

GetImageSize .

func (*Options) GetIsThumbNonDeformAbility 

func (o *Options) GetIsThumbNonDeformAbility() bool

GetIsThumbNonDeformAbility .

func (*Options) GetRangeAnglePos 

func (o *Options) GetRangeAnglePos() []*option.RangeVal

GetRangeAnglePos .

func (*Options) GetRangeColors 

func (o *Options) GetRangeColors() []string

GetRangeColors .

func (*Options) GetRangeLen 

func (o *Options) GetRangeLen() *option.RangeVal

GetRangeLen .

func (*Options) GetRangeSize 

func (o *Options) GetRangeSize() *option.RangeVal

GetRangeSize .

func (*Options) GetRangeThumbBgColors 

func (o *Options) GetRangeThumbBgColors() []string

GetRangeThumbBgColors .

func (*Options) GetRangeThumbColors 

func (o *Options) GetRangeThumbColors() []string

GetRangeThumbColors .

func (*Options) GetRangeThumbSize 

func (o *Options) GetRangeThumbSize() *option.RangeVal

GetRangeThumbSize .

func (*Options) GetRangeVerifyLen 

func (o *Options) GetRangeVerifyLen() *option.RangeVal

GetRangeVerifyLen .

func (*Options) GetShadowColor 

func (o *Options) GetShadowColor() string

GetShadowColor .

func (*Options) GetShadowPoint 

func (o *Options) GetShadowPoint() *option.Point

GetShadowPoint .

func (*Options) GetThumbBgCirclesNum 

func (o *Options) GetThumbBgCirclesNum() int

GetThumbBgCirclesNum .

func (*Options) GetThumbBgDistort 

func (o *Options) GetThumbBgDistort() int

GetThumbBgDistort .

func (*Options) GetThumbBgSlimLineNum 

func (o *Options) GetThumbBgSlimLineNum() int

GetThumbBgSlimLineNum .

func (*Options) GetThumbDisturbAlpha 

func (o *Options) GetThumbDisturbAlpha() float32

GetThumbDisturbAlpha .

func (*Options) GetThumbImageSize 

func (o *Options) GetThumbImageSize() *option.Size

GetThumbImageSize .

func (*Options) GetUseShapeOriginalColor 

func (o *Options) GetUseShapeOriginalColor() bool

GetUseShapeOriginalColor .

type Resource 

type Resource func(*Resources)

func WithBackgrounds 

func WithBackgrounds(images []image.Image) Resource

WithBackgrounds is to set background image

func WithChars 

func WithChars(chars []string) Resource

WithChars is to set characters

func WithFonts 

func WithFonts(fonts []*truetype.Font) Resource

WithFonts is to set font

func WithShapes 

func WithShapes(shapeMaps map[string]image.Image) Resource

WithShapes is to set shape

func WithThumbBackgrounds 

func WithThumbBackgrounds(images []image.Image) Resource

WithThumbBackgrounds is to set thumbnail background image

type Resources 

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

func NewResources 

func NewResources() *Resources

NewResources .

Source Files

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