27 lines
527 B
Go
27 lines
527 B
Go
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package model
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import "go-common/library/database/bfs"
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const (
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_defaultPaddingX = 10
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_defaultPaddingY = 10
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_defaultScale = 0.035
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)
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// TweakWatermark makes some attributes of watermark default if they are not legal.
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func TweakWatermark(req *bfs.Request) {
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if req.WMKey != "" || req.WMText != "" {
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if req.WMPaddingX == 0 {
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req.WMPaddingX = _defaultPaddingX
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}
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if req.WMPaddingY == 0 {
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req.WMPaddingY = _defaultPaddingY
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}
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if req.WMScale <= 0 || req.WMScale >= 1 {
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req.WMScale = _defaultScale
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}
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}
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}
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