diff options
Diffstat (limited to 'vendor/github.com/issue9')
| -rw-r--r-- | vendor/github.com/issue9/identicon/LICENSE | 22 | ||||
| -rw-r--r-- | vendor/github.com/issue9/identicon/README.md | 40 | ||||
| -rw-r--r-- | vendor/github.com/issue9/identicon/block.go | 438 | ||||
| -rw-r--r-- | vendor/github.com/issue9/identicon/doc.go | 37 | ||||
| -rw-r--r-- | vendor/github.com/issue9/identicon/identicon.go | 147 | ||||
| -rw-r--r-- | vendor/github.com/issue9/identicon/polygon.go | 69 |
6 files changed, 0 insertions, 753 deletions
diff --git a/vendor/github.com/issue9/identicon/LICENSE b/vendor/github.com/issue9/identicon/LICENSE deleted file mode 100644 index e92d1181..00000000 --- a/vendor/github.com/issue9/identicon/LICENSE +++ /dev/null @@ -1,22 +0,0 @@ -The MIT License (MIT) - -Copyright (c) 2015 caixw - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. - diff --git a/vendor/github.com/issue9/identicon/README.md b/vendor/github.com/issue9/identicon/README.md deleted file mode 100644 index a68c73bc..00000000 --- a/vendor/github.com/issue9/identicon/README.md +++ /dev/null @@ -1,40 +0,0 @@ -identicon [](https://travis-ci.org/issue9/identicon) -====== - -根据用户的IP、邮箱名等任意数据为用户产生漂亮的随机头像。 - - - - - - - -```go -// 根据用户访问的IP，为其生成一张头像 -img, _ := identicon.Make(128, color.NRGBA{},color.NRGBA{}, []byte("192.168.1.1")) -fi, _ := os.Create("/tmp/u1.png") -png.Encode(fi, img) -fi.Close() - -// 或者 -ii, _ := identicon.New(128, color.NRGBA{}, color.NRGBA{}, color.NRGBA{}, color.NRGBA{}) -img := ii.Make([]byte("192.168.1.1")) -img = ii.Make([]byte("192.168.1.2")) -``` - -### 安装 - -```shell -go get github.com/issue9/identicon -``` - - -### 文档 - -[](http://gowalker.org/github.com/issue9/identicon) -[](https://godoc.org/github.com/issue9/identicon) - - -### 版权 - -本项目采用[MIT](http://opensource.org/licenses/MIT)开源授权许可证，完整的授权说明可在[LICENSE](LICENSE)文件中找到。 diff --git a/vendor/github.com/issue9/identicon/block.go b/vendor/github.com/issue9/identicon/block.go deleted file mode 100644 index cbeff67e..00000000 --- a/vendor/github.com/issue9/identicon/block.go +++ /dev/null @@ -1,438 +0,0 @@ -// Copyright 2015 by caixw, All rights reserved -// Use of this source code is governed by a MIT -// license that can be found in the LICENSE file. - -package identicon - -import ( - "image" - "sync" -) - -var pool = sync.Pool{ - New: func() interface{} { return make([]float64, 0, 10) }, -} - -var ( - // 可以出现在中间的方块，一般为了美观，都是对称图像。 - centerBlocks = []blockFunc{b0, b1, b2, b3} - - // 所有方块 - blocks = []blockFunc{b0, b1, b2, b3, b4, b5, b6, b7, b8, b9, b10, b11, b12, b13, b14, b15, b16} -) - -// 所有block函数的类型 -type blockFunc func(img *image.Paletted, x, y, size float64, angle int) - -// 将多边形points旋转angle个角度，然后输出到img上，起点为x,y坐标 -func drawBlock(img *image.Paletted, x, y, size float64, angle int, points []float64) { - if angle > 0 { // 0角度不需要转换 - // 中心坐标与x,y的距离，方便下面指定中心坐标(x+m,y+m)， - // 0.5的偏移值不能少，否则坐靠右，非正中央 - m := size/2 - 0.5 - rotate(points, x+m, y+m, angle) - } - - for i := x; i < x+size; i++ { - for j := y; j < y+size; j++ { - if pointInPolygon(i, j, points) { - img.SetColorIndex(int(i), int(j), 1) - } - } - } -} - -// 全空白 -// -// -------- -// | | -// | | -// | | -// -------- -func b0(img *image.Paletted, x, y, size float64, angle int) { -} - -// 全填充正方形 -// -// -------- -// |######| -// |######| -// |######| -// -------- -func b1(img *image.Paletted, x, y, size float64, angle int) { - isize := int(size) - ix := int(x) - iy := int(y) - for i := ix + 1; i < ix+isize; i++ { - for j := iy + 1; j < iy+isize; j++ { - img.SetColorIndex(i, j, 1) - } - } -} - -// 中间小方块 -// ---------- -// | | -// | #### | -// | #### | -// | | -// ---------- -func b2(img *image.Paletted, x, y, size float64, angle int) { - l := size / 4 - x = x + l - y = y + l - - for i := x; i < x+2*l; i++ { - for j := y; j < y+2*l; j++ { - img.SetColorIndex(int(i), int(j), 1) - } - } -} - -// 菱形 -// -// --------- -// | # | -// | ### | -// | ##### | -// |#######| -// | ##### | -// | ### | -// | # | -// --------- -func b3(img *image.Paletted, x, y, size float64, angle int) { - m := size / 2 - points := pool.Get().([]float64)[:0] - - drawBlock(img, x, y, size, 0, append(points, - x+m, y, - x+size, y+m, - x+m, y+size, - x, y+m, - x+m, y, - )) - - pool.Put(points) -} - -// b4 -// -// ------- -// |#####| -// |#### | -// |### | -// |## | -// |# | -// |------ -func b4(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+size, y, - x, y+size, - x, y, - )) - - pool.Put(points) -} - -// b5 -// -// --------- -// | # | -// | ### | -// | ##### | -// |#######| -func b5(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x+m, y, - x+size, - y+size, - x, y+size, - x+m, y, - )) - - pool.Put(points) -} - -// b6 矩形 -// -// -------- -// |### | -// |### | -// |### | -// -------- -func b6(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+m, y, - x+m, y+size, - x, y+size, - x, y, - )) - - pool.Put(points) -} - -// b7 斜放的锥形 -// -// --------- -// | # | -// | ## | -// | #####| -// | ####| -// |-------- -func b7(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+size, y+m, - x+size, y+size, - x+m, y+size, - x, y, - )) - - pool.Put(points) -} - -// b8 三个堆叠的三角形 -// -// ----------- -// | # | -// | ### | -// | ##### | -// | # # | -// | ### ### | -// |#########| -// ----------- -func b8(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - mm := m / 2 - - // 顶部三角形 - drawBlock(img, x, y, size, angle, append(points, - x+m, y, - x+3*mm, y+m, - x+mm, y+m, - x+m, y, - )) - - // 底下左边 - drawBlock(img, x, y, size, angle, append(points[:0], - x+mm, y+m, - x+m, y+size, - x, y+size, - x+mm, y+m, - )) - - // 底下右边 - drawBlock(img, x, y, size, angle, append(points[:0], - x+3*mm, y+m, - x+size, y+size, - x+m, y+size, - x+3*mm, y+m, - )) - - pool.Put(points) -} - -// b9 斜靠的三角形 -// -// --------- -// |# | -// | #### | -// | #####| -// | #### | -// | # | -// --------- -func b9(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+size, y+m, - x+m, y+size, - x, y, - )) - - pool.Put(points) -} - -// b10 -// -// ---------- -// | ####| -// | ### | -// | ## | -// | # | -// |#### | -// |### | -// |## | -// |# | -// ---------- -func b10(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x+m, y, - x+size, y, - x+m, y+m, - x+m, y, - )) - - drawBlock(img, x, y, size, angle, append(points[:0], - x, y+m, - x+m, y+m, - x, y+size, - x, y+m, - )) - - pool.Put(points) -} - -// b11 左上角1/4大小的方块 -// -// ---------- -// |#### | -// |#### | -// |#### | -// | | -// | | -// ---------- -func b11(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+m, y, - x+m, y+m, - x, y+m, - x, y, - )) - - pool.Put(points) -} - -// b12 -// -// ----------- -// | | -// | | -// |#########| -// | ##### | -// | # | -// ----------- -func b12(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y+m, - x+size, y+m, - x+m, y+size, - x, y+m, - )) - - pool.Put(points) -} - -// b13 -// -// ----------- -// | | -// | | -// | # | -// | ##### | -// |#########| -// ----------- -func b13(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x+m, y+m, - x+size, y+size, - x, y+size, - x+m, y+m, - )) - - pool.Put(points) -} - -// b14 -// -// --------- -// | # | -// | ### | -// |#### | -// | | -// | | -// --------- -func b14(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x+m, y, - x+m, y+m, - x, y+m, - x+m, y, - )) - - pool.Put(points) -} - -// b15 -// -// ---------- -// |##### | -// |### | -// |# | -// | | -// | | -// ---------- -func b15(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x, y, - x+m, y, - x, y+m, - x, y, - )) - - pool.Put(points) -} - -// b16 -// -// --------- -// | # | -// | ##### | -// |#######| -// | # | -// | ##### | -// |#######| -// --------- -func b16(img *image.Paletted, x, y, size float64, angle int) { - points := pool.Get().([]float64)[:0] - m := size / 2 - drawBlock(img, x, y, size, angle, append(points, - x+m, y, - x+size, y+m, - x, y+m, - x+m, y, - )) - - drawBlock(img, x, y, size, angle, append(points[:0], - x+m, y+m, - x+size, y+size, - x, y+size, - x+m, y+m, - )) - - pool.Put(points) -} diff --git a/vendor/github.com/issue9/identicon/doc.go b/vendor/github.com/issue9/identicon/doc.go deleted file mode 100644 index adaf30a9..00000000 --- a/vendor/github.com/issue9/identicon/doc.go +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright 2015 by caixw, All rights reserved. -// Use of this source code is governed by a MIT -// license that can be found in the LICENSE file. - -// 一个基于hash值生成随机图像的包。 -// -// 关于identicon并没有统一的标准，一般用于在用户注册时， -// 取用户的邮箱或是访问IP等数据(也可以是其它任何数据)， -// 进行hash运算，之后根据hash数据，产生一张图像， -// 这样即可以为用户产生一张独特的头像，又不会泄漏用户的隐藏。 -// -// 在identicon中，把图像分成以下九个部分: -// ------------- -// | 1 | 2 | 3 | -// ------------- -// | 4 | 5 | 6 | -// ------------- -// | 7 | 8 | 9 | -// ------------- -// 其中1、3、9、7为不同角度(依次增加90度)的同一张图片， -// 2、6、8、4也是如此，这样可以保持图像是对称的，比较美观。 -// 5则单独使用一张图片。 -// -// // 根据用户访问的IP，为其生成一张头像 -// img, _ := identicon.Make(128, color.NRGBA{},color.NRGBA{}, []byte("192.168.1.1")) -// fi, _ := os.Create("/tmp/u1.png") -// png.Encode(fi, img) -// fi.Close() -// -// // 或者 -// ii, _ := identicon.New(128, color.NRGBA{}, color.NRGBA{}, color.NRGBA{}) -// img := ii.Make([]byte("192.168.1.1")) -// img = ii.Make([]byte("192.168.1.2")) -// -// NOTE: go test 会在当前目录的testdata文件夹下产生大量的随机图片。 -// 要运行测试，必须保证该文件夹是存在的，且有相应的写入权限。 -package identicon diff --git a/vendor/github.com/issue9/identicon/identicon.go b/vendor/github.com/issue9/identicon/identicon.go deleted file mode 100644 index c0b1db3b..00000000 --- a/vendor/github.com/issue9/identicon/identicon.go +++ /dev/null @@ -1,147 +0,0 @@ -// Copyright 2015 by caixw, All rights reserved. -// Use of this source code is governed by a MIT -// license that can be found in the LICENSE file. - -package identicon - -import ( - "crypto/md5" - "fmt" - "image" - "image/color" -) - -const ( - minSize = 16 // 图片的最小尺寸 - maxForeColors = 32 // 在New()函数中可以指定的最大颜色数量 -) - -// Identicon 用于产生统一尺寸的头像。 -// 可以根据用户提供的数据，经过一定的算法，自动产生相应的图案和颜色。 -type Identicon struct { - foreColors []color.Color - backColor color.Color - size int - rect image.Rectangle -} - -// 声明一个Identicon实例。 -// size表示整个头像的大小。 -// back表示前景色。 -// fore表示所有可能的前景色，会为每个图像随机挑选一个作为其前景色。 -// NOTE:前景色不要与背景色太相近。 -func New(size int, back color.Color, fore ...color.Color) (*Identicon, error) { - if len(fore) == 0 || len(fore) > maxForeColors { - return nil, fmt.Errorf("前景色数量必须介于[1]~[%v]之间，当前为[%v]", maxForeColors, len(fore)) - } - - if size < minSize { - return nil, fmt.Errorf("参数size的值(%v)不能小于%v", size, minSize) - } - - return &Identicon{ - foreColors: fore, - backColor: back, - size: size, - - // 画布坐标从0开始，其长度应该是size-1 - rect: image.Rect(0, 0, size, size), - }, nil -} - -// 根据data数据产生一张唯一性的头像图片。 -func (i *Identicon) Make(data []byte) image.Image { - h := md5.New() - h.Write(data) - sum := h.Sum(nil) - - // 第一个方块 - index := int(sum[0]+sum[1]+sum[2]+sum[3]) % len(blocks) - b1 := blocks[index] - - // 第二个方块 - index = int(sum[4]+sum[5]+sum[6]+sum[7]) % len(blocks) - b2 := blocks[index] - - // 中间方块 - index = int(sum[8]+sum[9]+sum[10]+sum[11]) % len(centerBlocks) - c := centerBlocks[index] - - // 旋转角度 - angle := int(sum[12]+sum[13]+sum[14]) % 4 - - // 根据最后一个字段，获取前景颜色 - index = int(sum[15]) % len(i.foreColors) - - p := image.NewPaletted(i.rect, []color.Color{i.backColor, i.foreColors[index]}) - drawBlocks(p, i.size, c, b1, b2, angle) - return p -} - -// 根据data数据产生一张唯一性的头像图片。 -// size 头像的大小。 -// back, fore头像的背景和前景色。 -func Make(size int, back, fore color.Color, data []byte) (image.Image, error) { - if size < minSize { - return nil, fmt.Errorf("参数size的值(%v)不能小于%v", size, minSize) - } - - h := md5.New() - h.Write(data) - sum := h.Sum(nil) - - // 第一个方块 - index := int(sum[0]+sum[1]+sum[2]+sum[3]) % len(blocks) - b1 := blocks[index] - - // 第二个方块 - index = int(sum[4]+sum[5]+sum[6]+sum[7]) % len(blocks) - b2 := blocks[index] - - // 中间方块 - index = int(sum[8]+sum[9]+sum[10]+sum[11]) % len(centerBlocks) - c := centerBlocks[index] - - // 旋转角度 - angle := int(sum[12]+sum[13]+sum[14]+sum[15]) % 4 - - // 画布坐标从0开始，其长度应该是size-1 - p := image.NewPaletted(image.Rect(0, 0, size, size), []color.Color{back, fore}) - drawBlocks(p, size, c, b1, b2, angle) - return p, nil -} - -// 将九个方格都填上内容。 -// p为画板。 -// c为中间方格的填充函数。 -// b1,b2为边上8格的填充函数。 -// angle为b1,b2的起始旋转角度。 -func drawBlocks(p *image.Paletted, size int, c, b1, b2 blockFunc, angle int) { - // 每个格子的长宽。先转换成float，再计算！ - blockSize := float64(size) / 3 - twoBlockSize := 2 * blockSize - - incr := func() { // 增加angle的值，但不会大于3 - angle++ - if angle > 3 { - angle = 0 - } - } - - c(p, blockSize, blockSize, blockSize, 0) - - b1(p, 0, 0, blockSize, angle) - b2(p, blockSize, 0, blockSize, angle) - - incr() - b1(p, twoBlockSize, 0, blockSize, angle) - b2(p, twoBlockSize, blockSize, blockSize, angle) - - incr() - b1(p, twoBlockSize, twoBlockSize, blockSize, angle) - b2(p, blockSize, twoBlockSize, blockSize, angle) - - incr() - b1(p, 0, twoBlockSize, blockSize, angle) - b2(p, 0, blockSize, blockSize, angle) -} diff --git a/vendor/github.com/issue9/identicon/polygon.go b/vendor/github.com/issue9/identicon/polygon.go deleted file mode 100644 index 06759c31..00000000 --- a/vendor/github.com/issue9/identicon/polygon.go +++ /dev/null @@ -1,69 +0,0 @@ -// Copyright 2015 by caixw, All rights reserved. -// Use of this source code is governed by a MIT -// license that can be found in the LICENSE file. - -package identicon - -var ( - // 4个元素分别表示cos(0),cos(90),cos(180),cos(270) - cos = []float64{1, 0, -1, 0} - - // 4个元素分别表示sin(0),sin(90),sin(180),sin(270) - sin = []float64{0, 1, 0, -1} -) - -// 将points中的所有点，以x,y为原点旋转angle个角度。 -// angle取值只能是[0,1,2,3]，分别表示[0，90，180，270] -func rotate(points []float64, x, y float64, angle int) { - if angle < 0 || angle > 3 { - panic("rotate:参数angle必须0,1,2,3三值之一") - } - - for i := 0; i < len(points); i += 2 { - px := points[i] - x - py := points[i+1] - y - points[i] = px*cos[angle] - py*sin[angle] + x - points[i+1] = px*sin[angle] + py*cos[angle] + y - } -} - -// 判断某个点是否在多边形之内，不包含构成多边形的线和点 -// x,y 需要判断的点坐标 -// points 组成多边形的所顶点，每两个元素表示一点顶点，其中最后一个顶点必须与第一个顶点相同。 -func pointInPolygon(x float64, y float64, points []float64) bool { - if len(points) < 8 { // 只有2个以上的点，才能组成闭合多边形 - return false - } - - // 大致算法如下： - // 把整个平面以给定的测试点为原点分两部分: - // - y>0，包含(x>0 && y==0) - // - y<0，包含(x<0 && y==0) - // 依次扫描每一个点，当该点与前一个点处于不同部分时（即一个在y>0区，一个在y<0区）， - // 则判断从前一点到当前点是顺时针还是逆时针（以给定的测试点为原点），如果是顺时针r++，否则r--。 - // 结果为：2==abs(r)。 - - r := 0 - x1, y1 := points[0], points[1] - prev := (y1 > y) || ((x1 > x) && (y1 == y)) - for i := 2; i < len(points); i += 2 { - x2, y2 := points[i], points[i+1] - curr := (y2 > y) || ((x2 > x) && (y2 == y)) - - if curr == prev { - x1, y1 = x2, y2 - continue - } - - mul := (x1-x)*(y2-y) - (x2-x)*(y1-y) - if mul > 0 { - r++ - } else if mul < 0 { - r-- - } - x1, y1 = x2, y2 - prev = curr - } - - return r == 2 || r == -2 -} |