scrollCropExport.psjs

// CHECK OUT THE EXPORT > ARTBOARD TO FILES CODE IF AVAILABLE
// "C:\Program Files\Adobe\Adobe Photoshop (Beta)\Presets\Scripts\ArtBoards To Files.jsx"
// "C:\Program Files\Adobe\Adobe Photoshop (Beta)\Presets\Scripts\ArtboardExport.inc"

const {app, constants} = require('photoshop');
const ufs = require('uxp').storage.localFileSystem;
const domains = require('uxp').storage.domains;


app.preferences.unitsAndRulers.rulerUnits = constants.RulerUnits.PIXELS;
const sourceDoc = app.activeDocument;
const dir = path.dirname(sourceDoc.path);

let cell_width = 1080;
let cell_height = 1350;
let prefix = "prefix";
let n = Math.floor(sourceDoc.width / cell_width);


let mergedDoc = await sourceDoc.duplicate();
await mergedDoc.mergeVisibleLayers();
let doc_crop_array = [];
for(i = 0; i < n; i++){
    newDoc = await mergedDoc.duplicate();
    cropBounds = {left: i*cell_width, top: 0, right: (i+1)*cell_width, bottom: cell_height};
    doc_crop_pair = {
        doc: newDoc,
        bounds: cropBounds
    }
    doc_crop_array.push(doc_crop_pair);
}
mergedDoc.closeWithoutSaving();

let file_entries = []
for(i = 0; i < doc_crop_array.length; i++){
    let filename = prefix+'_'+(i+1)+'.jpg';
    console.log(filename);
    try {
        let file_i = await ufs.getFileForSaving(filename);
        file_entries.push(file_i);
    } catch (e) {
        console.log(e);
    }
}

for(i = 0; i < doc_crop_array.length; i++){
    let doc_crop_pair = doc_crop_array[i];
    let doc = doc_crop_pair.doc;
    let bounds = doc_crop_pair.bounds;
    try {
        doc.crop(bounds);
        doc.saveAs.jpg(file_entries[i], {quality: 12, embedColorProfile: true}, true);
    } catch (e) {
        console.log(e);
    }
}

for(i = 0; i < doc_crop_array.length; i++){
    let doc = doc_crop_array[i].doc;
    doc.closeWithoutSaving();
}