codePrincess

module.exports = function(context, req) {
    context.log('push data:', req.body);
    var str = req.body;
    var results = str.split("&");

    var slackText = getParam(results, "text").replace(/\+/g, " ").replace(/mytodo/g, "");
    var userName = getParam(results, "user_name").replace(/\+/g, " ");

    context.log(getParam(results, "token"));
    context.log(getParam(results, "channel_name"));

codePrincess

import Foundation
import UIKit

public class DoodleCanvas : UIImageView {
  
}

codePrincess

import Foundation
import UIKit

public class DoodleCanvas : UIImageView {
  
    let pi = CGFloat(Double.pi)
    let forceSensitivity: CGFloat = 4.0
    var pencilTexture = UIColor(patternImage: UIImage(named: "PencilTexture")!)
    let defaultLineWidth : CGFloat = 6

codePrincess

override public func touchesMoved(_ touches: Set<UITouch>, with event: UIEvent?) {
  guard let touch = touches.first else {
    return
  }
        
  UIGraphicsBeginImageContextWithOptions(bounds.size, false, 0.0)
  let context = UIGraphicsGetCurrentContext()
        
  image?.draw(in: bounds)
  var touches = [UITouch]()

codePrincess

    public func setup () {
        resetDoodleRect()
        
        lastTouchTimestamp = 0
        
        if #available(iOS 10.0, *) {
            trackTimer = Timer.scheduledTimer(withTimeInterval: 0.5, repeats: true, block: {
                timer in
                
                let now = Date().timeIntervalSince1970

codePrincess

    func drawDoodlingRect(context: CGContext?) {
        let inset = 5
        
        markerColor.setStroke()
        context!.setLineWidth(1.0)
        context!.setLineCap(.round)
        UIColor.clear.setFill()
        
        ocrImageRect = CGRect(x: minX - inset, y: minY - inset, width: (maxX-minX) + inset*2, height: (maxY-minY) + 2*inset)
        context!.addRect(ocrImageRect!)

codePrincess

    func resetDoodleRect() {
        minX = Int(self.frame.width)
        minY = Int(self.frame.height)
        
        maxX = 0
        maxY = 0
        
        lastTouchTimestamp = 0
        
        UIGraphicsBeginImageContextWithOptions(bounds.size, false, 0.0)

codePrincess

    func fetchOCRText () {
        let manager = CognitiveServices()
        
        let ocrImage = image!.crop(rect: ocrImageRect!)
        
        manager.retrieveTextOnImage(ocrImage) {
            operationURL, error in
            
            if #available(iOS 10.0, *) {
                

codePrincess

    public func retrieveTextOnImage(_ image: UIImage, completion: @escaping (String?, NSError?) -> ()) {
        
        assert(CognitiveServicesComputerVisionAPIKey.characters.count > 0, 
               "Please set the value of the API key variable (CognitiveServicesVisualFeaturesAPIKey) before attempting to use the application.")
        
        var urlString = CognitiveServicesConfiguration.HandwrittenOcrURL
        urlString += "?\(CognitiveServicesHTTPParameters.Handwriting)=true"
        
        let url = URL(string: urlString)
        print("calling the following URL: \(String(describing: url))")

codePrincess

//at the very top of the class
import Foundation
import UIKit
import PlaygroundSupport

public class MyDoodleCanvas {
    ...
}

//after the class implementation