gui.py

import cv2

def updateTrackBar():
    """
    updates the trackbars
    :return:
    """
    cannyLow = cv2.getTrackbarPos("Edge Thresh Low", "Edge Detection Settings")
    cannyHigh = cv2.getTrackbarPos("Edge Thresh High", "Edge Detection Settings")
    noGauss = cv2.getTrackbarPos("Gaussian's", "Edge Detection Settings")
    dialations = cv2.getTrackbarPos("Dilations","Edge Detection Settings")
    errosions = cv2.getTrackbarPos("Erosions", "Edge Detection Settings")
    minArea = cv2.getTrackbarPos("minArea", "Edge Detection Settings")
    epsilon = (cv2.getTrackbarPos("Epsilon", "Edge Detection Settings")) / 1000
    showFilters = bool(cv2.getTrackbarPos("Show Filters", "General Settings"))
    automatic = bool(cv2.getTrackbarPos("Automatic","General Settings"))
    textsize = cv2.getTrackbarPos("TextSize","General Settings")/100

    return cannyLow, cannyHigh, noGauss, minArea,errosions , dialations, epsilon, showFilters, automatic, textsize

def resetTrackBar():
    """
    resets trackbars to default values
    :return:
    """
    cv2.setTrackbarPos("Edge Thresh Low", "Edge Detection Settings", 120)
    cv2.setTrackbarPos("Edge Thresh High", "Edge Detection Settings", 160)
    cv2.setTrackbarPos("Gaussian's", "Edge Detection Settings", 2)
    cv2.setTrackbarPos("Dilations", "Edge Detection Settings", 6)
    cv2.setTrackbarPos("Erosions", "Edge Detection Settings", 2)
    cv2.setTrackbarPos("minArea", "Edge Detection Settings", 800)
    cv2.setTrackbarPos("Epsilon", "Edge Detection Settings", 100)