40 lines
1 KiB
Go
40 lines
1 KiB
Go
package images
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// import (
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// "errors"
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// "strconv"
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// "time"
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// "git.velvettear.de/velvettear/image-frame/config"
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// "git.velvettear.de/velvettear/loggo"
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// )
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// // internal history of displayed images
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// var history []scaledImage
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// // add a image to the history
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// func addToHistory(scaledImage scaledImage) {
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// timestamp := time.Now().UnixMilli()
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// historyLimit := config.GetImageSlideshowHistory()
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// if historyLimit <= 0 {
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// return
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// }
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// history = append(history, scaledImage)
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// diff := len(history) - historyLimit
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// if diff > 0 {
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// history = history[diff:]
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// }
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// loggo.DebugTimed("added image to history", timestamp, "history size: "+strconv.Itoa(len(history)))
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// }
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// // get and remove the latest image from history
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// func getLatestFromHistory() (scaledImage, error) {
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// var scaledImage scaledImage
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// if len(history) == 0 {
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// return scaledImage, errors.New("history is empty")
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// }
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// index := len(history) - 1
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// scaledImage = history[index]
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// history = history[:index]
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// return scaledImage, nil
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// }
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