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Implemented layer duplication

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This commit is contained in:
unsettledgames 2020-09-17 12:23:56 +02:00
parent 80d97a4552
commit 96d428af90
1 changed files with 15 additions and 3 deletions
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18
js/_layer.js
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@ -463,10 +463,11 @@ function deleteLayer(saveHistory = true) {
function duplicateLayer(event) { function duplicateLayer(event) {
let layerIndex = layers.indexOf(currentLayer); let layerIndex = layers.indexOf(currentLayer);
let toDuplicate = currentLayer; let toDuplicate = currentLayer;
let menuEntries = layerList.childNodes
// Increasing z-indexes of the layers above // Increasing z-indexes of the layers above
for (let i=layerIndex + 1; i<layers.length - 2; i++) { for (let i=getMenuEntryIndex(menuEntries, toDuplicate.menuEntry) - 1; i>0; i--) {
layers[i].canvas.style.zIndex++; getLayerByID(menuEntries[i].id).canvas.style.zIndex++;
} }
maxZIndex++; maxZIndex++;
@ -474,7 +475,7 @@ function duplicateLayer(event) {
let newCanvas = document.createElement("canvas"); let newCanvas = document.createElement("canvas");
// Setting up the new canvas // Setting up the new canvas
canvasView.append(newCanvas); canvasView.append(newCanvas);
newCanvas.style.zIndex = currentLayer.canvas.style.zIndex; newCanvas.style.zIndex = parseInt(currentLayer.canvas.style.zIndex) + 1;
newCanvas.classList.add("drawingCanvas"); newCanvas.classList.add("drawingCanvas");
if (!layerListEntry) return console.warn('skipping adding layer because no document'); if (!layerListEntry) return console.warn('skipping adding layer because no document');
@ -501,6 +502,7 @@ function duplicateLayer(event) {
// Copy the layer content // Copy the layer content
newLayer.context.putImageData(currentLayer.context.getImageData( newLayer.context.putImageData(currentLayer.context.getImageData(
0, 0, currentLayer.canvasSize[0], currentLayer.canvasSize[1]), 0, 0); 0, 0, currentLayer.canvasSize[0], currentLayer.canvasSize[1]), 0, 0);
newLayer.updateLayerPreview();
// Basically "if I'm not adding a layer because redo() is telling meto do so", then I can save the history // Basically "if I'm not adding a layer because redo() is telling meto do so", then I can save the history
/*if (saveHistory) { /*if (saveHistory) {
new HistoryStateDuplicateLayer(newLayer, index); new HistoryStateDuplicateLayer(newLayer, index);
@ -596,6 +598,16 @@ function moveLayers(toDropLayer, staticLayer, saveHistory = true) {
} }
} }
function getMenuEntryIndex(list, entry) {
for (let i=0; i<list.length; i++) {
if (list[i] === entry) {
return i;
}
}
return -1;
}
// Finds a layer given its name // Finds a layer given its name
function getLayerByName(name) { function getLayerByName(name) {
for (let i=0; i<layers.length; i++) { for (let i=0; i<layers.length; i++) {