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#!/usr/bin/env bash
source "`ueberzug library`";
readonly ID_PREVIEW="preview";
#case "$1" in
#"clear") ImageLayer 0< <(
#ImageLayer::remove [identifier]="$ID_PREVIEW"
#) ;;
#"draw") ImageLayer 0< <(
#ImageLayer::add \
#[identifier]="$ID_PREVIEW" \
#[x]="$3" [y]="$4" \
#[max_width]="$5" [max_height]="$6" \
#[path]="$2";
#read -ern 1;
#) ;;
#"*") echo "Unknown command: '$1'" ;;
#esac
LAST_IMAGE=$([[ -f "$LAST_IMAGE_F" ]] && cat $LAST_IMAGE_F);
clear_img() {
echo "" > $FIFO_UEBERZUG;
if [[ ! -z "$LAST_IMAGE" ]]; then
declare -p -A cmd=([action]=remove [identifier]="$LAST_IMAGE") \
> "$FIFO_UEBERZUG";
fi;
}
clear_img;
case "$1" in
"clear") clear_img ;;
"draw")
LAST_IMAGE="preview-$2";
declare -p -A cmd=([action]=add [identifier]="$LAST_IMAGE" \
[x]="$3" [y]="$4" [max_width]="$5" [max_height]="$6" \
[path]="$2") > "$FIFO_UEBERZUG";
echo -e "$LAST_IMAGE" > $LAST_IMAGE_F;
;;
"*") echo "Unknown command: '$1', '$2'" ;;
esac
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