2023-06-01 07:32:28 +00:00
|
|
|
package image
|
|
|
|
|
|
|
|
// 定义尺寸规则
|
|
|
|
var sizeArray = []uint32{1200, 1000, 750, 500, 128}
|
|
|
|
|
|
|
|
// 裁剪尺寸阶梯
|
|
|
|
var newSizeArray = []uint32{200, 400, 600, 800}
|
|
|
|
|
|
|
|
func GetCurrentSize(clientSize uint32) uint32 {
|
|
|
|
lenNewSize := len(newSizeArray)
|
|
|
|
//大于最大尺寸则返回规则最大尺寸
|
|
|
|
if clientSize >= newSizeArray[lenNewSize-1] {
|
|
|
|
return newSizeArray[lenNewSize-1]
|
|
|
|
}
|
|
|
|
//小于最小尺寸则返回规则最小尺寸
|
2023-06-02 04:29:13 +00:00
|
|
|
if clientSize <= newSizeArray[0] {
|
2023-06-02 02:08:22 +00:00
|
|
|
return newSizeArray[0]
|
2023-06-01 07:32:28 +00:00
|
|
|
}
|
2023-06-02 02:08:22 +00:00
|
|
|
for _, v := range newSizeArray {
|
|
|
|
if v >= clientSize {
|
2023-06-01 07:32:28 +00:00
|
|
|
return v
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return clientSize
|
|
|
|
}
|