Functions — github.com/afocus/captcha

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Functions33 in github.com/afocus/captcha

⨍ Functions 33 ◇ Types & classes 7

↓ 4 callersFunctionNewImage

NewImage 创建一个新的图片

↓ 4 callersFunctionoffRGBA

(src *image.RGBA, x, y int)

bilinear.go:135

↓ 2 callersMethodSetFont

SetFont 设置字体可以设置多个

↓ 2 callersMethoddrawBkg

↓ 2 callersMethoddrawCircle8

(xc, yc, x, y int, c color.Color)

↓ 2 callersMethoddrawNoises

↓ 2 callersMethoddrawString

↓ 2 callersFunctionsign

↓ 1 callersMethodAddFont

AddFont 添加一个字体

↓ 1 callersMethodCreate

Create 生成一个验证码图片

↓ 1 callersMethodCreateCustom

↓ 1 callersMethodDrawCircle

DrawCircle 画圆 xc,yc 圆心坐标 r 半径 fill是否填充颜色

↓ 1 callersMethodDrawLine

DrawLine 画直线 Bresenham算法(https://zh.wikipedia.org/zh-cn/布雷森漢姆直線演算法) x1,y1 起点 x2,y2终点

↓ 1 callersMethodDrawString

DrawString 写字

↓ 1 callersMethodFillBkg

↓ 1 callersMethodRGBA

(src *image.RGBA, x, y float64)

↓ 1 callersMethodRotate

↓ 1 callersMethodSetBkgColor

(colors ...color.Color)

↓ 1 callersMethodSetDisturbance

(d DisturLevel)

↓ 1 callersMethodSetFrontColor

(colors ...color.Color)

↓ 1 callersMethodSetSize

↓ 1 callersMethoddistortTo

水波纹, amplude=振幅, period=周期 copy from https://github.com/dchest/captcha/blob/master/image.go

↓ 1 callersFunctionfindLinearSrc

(b image.Rectangle, sx, sy float64)

↓ 1 callersFunctioninBounds

(b image.Rectangle, x, y float64)

↓ 1 callersMethodpt

↓ 1 callersFunctionradian

(angle float64)

↓ 1 callersMethodrandFont

↓ 1 callersMethodrandStr

生成随机字符串 size 个数 kind 模式

↓ 1 callersMethodtransformRGBA

MethodAddFontFromBytes

AddFontFromBytes allows to load font from slice of bytes, for example, load the font packed by https://github.com/jteeuwen/go-bindata

(angle float64, src *image.RGBA)

examples/main.go:13