package base64Captcha import ( "math/rand" "github.com/golang/freetype/truetype" ) var fontsSimple = DefaultEmbeddedFonts.LoadFontsByNames([]string{ "fonts/3Dumb.ttf", "fonts/ApothecaryFont.ttf", "fonts/Comismsh.ttf", "fonts/DENNEthree-dee.ttf", "fonts/DeborahFancyDress.ttf", "fonts/Flim-Flam.ttf", "fonts/RitaSmith.ttf", "fonts/actionj.ttf", "fonts/chromohv.ttf", }) //var fontemoji = loadFontByName("fonts/seguiemj.ttf") var fontsAll = append(fontsSimple, fontChinese) var fontChinese = DefaultEmbeddedFonts.LoadFontByName("fonts/wqy-microhei.ttc") //randFontFrom choose random font family.选择随机的字体 func randFontFrom(fonts []*truetype.Font) *truetype.Font { fontCount := len(fonts) if fontCount == 0 { //loading default fonts fonts = fontsAll fontCount = len(fontsAll) } index := rand.Intn(fontCount) return fonts[index] } var digitFontData = [][]byte{ { // 0 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 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