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fix undo snapshotting with the background guide layer

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This commit is contained in:
DD 2017-10-24 17:37:55 -04:00
parent 29a3d74143
commit 29f5cc7216
1 changed files with 13 additions and 2 deletions
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13
src/helper/undo.js
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@ -1,11 +1,20 @@
// undo functionality
// modifed from https://github.com/memononen/stylii
import paper from '@scratch/paper';
import {getBackgroundGuideLayer} from '../helper/layer';
const performSnapshot = function (dispatchPerformSnapshot) {
const backgroundGuideLayer = getBackgroundGuideLayer();
if (backgroundGuideLayer) {
backgroundGuideLayer.remove();
}
dispatchPerformSnapshot({
json: paper.project.exportJSON({asString: false})
});
if (backgroundGuideLayer) {
paper.project.addLayer(backgroundGuideLayer);
backgroundGuideLayer.sendToBack();
}
// @todo enable/disable buttons
// updateButtonVisibility();
@ -13,9 +22,11 @@ const performSnapshot = function (dispatchPerformSnapshot) {
const _restore = function (entry, setSelectedItems, onUpdateSvg) {
for (const layer of paper.project.layers) {
if (!layer.data.isBackgroundGuideLayer) {
layer.removeChildren();
layer.remove();
}
}
paper.project.clear();
paper.project.importJSON(entry.json);
paper.view.update();