captcha

Jan 23, 2022

Changes in this version

+ func ClearAssetCacheWithPaths(paths []string) bool

Jan 10, 2022

Changes in this version

+ const QualityCompressLevel1

+ const QualityCompressLevel2

+ const QualityCompressLevel3

+ const QualityCompressLevel4

+ const QualityCompressLevel5

+ const QualityCompressNone

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

Jan 7, 2022

Changes in this version

+ func EncodeB64stringWithJpeg(img image.Image, quality int) string

+ func EncodeB64stringWithPng(img image.Image) string

type Captcha

+ func (cc *Captcha) EncodeB64stringWithJpeg(img image.Image) string

+ func (cc *Captcha) EncodeB64stringWithPng(img image.Image) string

+ func (cc *Captcha) SetImageQuality(val int)

Jan 7, 2022

Changes in this version

type Captcha

+ func (cc *Captcha) ClearAssetCacheWithPaths(paths []string) bool

+ func (cc *Captcha) SetTextShadow(val bool)

+ func (cc *Captcha) SetTextShadowColor(val string)

+ func (cc *Captcha) SetTextShadowPoint(val Point)

type Draw

+ func (cd *Draw) DrawStrImg(dot DrawDot, colorArr []color.RGBA, fc color.Color) *Palette

type DrawCanvas

+ ShowTextShadow bool

+ TextShadowColor string

+ TextShadowPoint Point

Dec 20, 2021

Changes in this version

+ func CheckPointDist(sx, sy, dx, dy, width, height int64) bool

type Captcha

+ func (cc *Captcha) SetThumbTextRangFontColors(colors []string)

type CharDot

+ Color2 string

type DrawDot

+ Color2 string

Dec 19, 2021

Changes in this version

+ const DistortLevel1

+ const DistortLevel2

+ const DistortLevel3

+ const DistortLevel4

+ const DistortLevel5

+ const DistortNone

+ func GenUniqueId() string

+ func Sup(i int64, n int) string

type Captcha

+ func (cc *Captcha) SetFontHinting(val font.Hinting)

+ func (cc *Captcha) SetThumbFontDistort(val int)

type DrawCanvas

+ FontHinting font.Hinting

Jul 22, 2021

Changes in this version

type CharDot

+ Index int

Jul 21, 2021

Changes in this version

type Captcha

+ func (cc *Captcha) SetFontDPI(val int)

+ func (cc *Captcha) SetRangCheckFontSize(val *RangeVal)

+ func (cc *Captcha) SetRangCheckTextLen(val *RangeVal)

+ func (cc *Captcha) SetRangFontSize(val *RangeVal)

Jul 20, 2021

Changes in this version

+ const ThumbBackgroundDistortLevel1

+ const ThumbBackgroundDistortLevel2

+ const ThumbBackgroundDistortLevel3

+ const ThumbBackgroundDistortLevel4

+ const ThumbBackgroundDistortLevel5

+ const ThumbBackgroundDistortNone

+ func Child(path string) []string

+ func EncodeB64string(img image.Image) string

+ func GenerateKey(str string) (string, error)

+ func GetCaptchaDefaultChars() []string

+ func HexToRgb(hex string) (int64, int64, int64)

+ func InArrayWithStr(items []string, s string) bool

+ func IsChineseChar(str string) bool

+ func LenChineseChar(str string) int

+ func Md5ToString(str string) string

+ func ParseHexColor(s string) (c color.RGBA, err error)

+ func PathExists(path string) (bool, error)

+ func RandFloat(min, max int) float64

+ func RandInt(min, max int) (result int)

+ func RgbToHex(red int64, green int64, blue int64) string

+ type AreaPoint struct

+ MaxX int

+ MaxY int

+ MinX int

+ MinY int

+ type Captcha struct

+ CaptchaDraw *Draw

+ Chars []string

+ Config *Config

+ func GetCaptcha() *Captcha

+ func NewCaptcha() *Captcha

+ func (cc *Captcha) EncodeB64string(img image.Image) string

+ func (cc *Captcha) Generate() (map[int]CharDot, string, string, string, error)

+ func (cc *Captcha) GenerateWithSize(imageSize *Size, thumbnailSize *Size) (map[int]CharDot, string, string, string, error)

+ func (cc *Captcha) SetBackground(images []string)

+ func (cc *Captcha) SetFont(fonts []string)

+ func (cc *Captcha) SetImageFontAlpha(val float64)

+ func (cc *Captcha) SetImageFontDistort(val int)

+ func (cc *Captcha) SetImageSize(size *Size)

+ func (cc *Captcha) SetRangChars(chars []string) error

+ func (cc *Captcha) SetTextRangAnglePos(pos []*RangeVal)

+ func (cc *Captcha) SetTextRangFontColors(colors []string)

+ func (cc *Captcha) SetTextRangLen(val *RangeVal)

+ func (cc *Captcha) SetThumbBackground(images []string)

+ func (cc *Captcha) SetThumbBgCirclesNum(val int)

+ func (cc *Captcha) SetThumbBgColors(colors []string)

+ func (cc *Captcha) SetThumbBgDistort(val int)

+ func (cc *Captcha) SetThumbBgSlimLineNum(val int)

+ func (cc *Captcha) SetThumbSize(size *Size)

+ type CharDot struct

+ Angle int

+ Color string

+ Dx int

+ Dy int

+ Height int

+ Size int

+ Text string

+ Width int

+ type Config struct

+ FontDPI int

+ ImageFontAlpha float64

+ ImageFontDistort int

+ ImageSize *Size

+ RangBackground []string

+ RangCheckFontSize *RangeVal

+ RangCheckTextLen *RangeVal

+ RangFont []string

+ RangFontColors []string

+ RangFontSize *RangeVal

+ RangTexAnglePos []*RangeVal

+ RangTextLen *RangeVal

+ RangThumbBackground []string

+ RangThumbBgColors []string

+ ThumbBgCirclesNum int

+ ThumbBgDistort int

+ ThumbBgSlimLineNum int

+ ThumbnailSize *Size

+ func GetCaptchaDefaultConfig() *Config

+ type Draw struct

+ func (cd *Draw) CreateCanvas(params *DrawCanvas, isAlpha bool) *image.NRGBA

+ func (cd *Draw) CreateCanvasWithPalette(params *DrawCanvas, colorArr []color.RGBA) *Palette

+ func (cd *Draw) Draw(params *DrawCanvas) (image.Image, error)

+ func (cd *Draw) DrawTextImg(dot *DrawDot, params *DrawCanvas) (*Palette, *AreaPoint, error)

+ func (cd *Draw) DrawWithPalette(params *DrawCanvas, colorA []color.Color, colorB []color.Color) (image.Image, error)

+ type DrawCanvas struct

+ Background string

+ BackgroundCirclesNum int

+ BackgroundDistort int

+ BackgroundSlimLineNum int

+ CaptchaDrawDot []*DrawDot

+ Height int

+ TextAlpha float64

+ Width int

+ type DrawDot struct

+ Angle int

+ Color string

+ Dx int

+ Dy int

+ Font string

+ FontDPI int

+ Height int

+ Size int

+ Text string

+ Width int

+ type Palette struct

+ func NewPalette(r image.Rectangle, p color.Palette) *Palette

+ func (p *Palette) Rotate(angle int)

+ type Point struct

+ X int

+ Y int

+ type RangeVal struct

+ Max int

+ Min int

+ type Size struct

+ Height int

+ Width int