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59 lines
1.6 KiB
QML
59 lines
1.6 KiB
QML
import QtQuick 2.11
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/**
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* Loader with a predefined transform to orient its content according to the provided Exif tag.
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* Useful when displaying images and overlayed information in the Viewer2D.
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*
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* Usage:
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* - set the orientationTag property to specify Exif orientation tag.
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* - set the xOrigin/yOrigin properties to specify the transform origin.
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*/
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Loader {
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property var orientationTag: undefined
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property real xOrigin: 0
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property real yOrigin: 0
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transform: [
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Rotation {
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angle: {
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switch(orientationTag) {
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case "3":
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return 180;
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case "4":
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return 180;
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case "5":
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return 90;
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case "6":
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return 90;
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case "7":
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return -90;
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case "8":
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return -90;
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default:
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return 0;
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}
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}
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origin.x: xOrigin
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origin.y: yOrigin
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},
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Scale {
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xScale : {
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switch(orientationTag) {
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case "2":
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return -1;
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case "4":
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return -1;
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case "5":
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return -1;
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case "7":
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return -1;
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default:
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return 1;
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}
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}
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origin.x: xOrigin
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origin.y: yOrigin
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}
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]
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}
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