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Major update of all demo programs to use new PEP8 bindings, etc

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PySimpleGUI 2019-10-23 16:10:03 -04:00
parent 3f7c87c562
commit 7f52778bcc
307 changed files with 19546 additions and 3297 deletions
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25
DemoPrograms/Demo_OpenCV_Draw_On_Webcam_Image.py
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@ -10,29 +10,28 @@ import cv2
"""
def main():
layout = [[sg.Graph((600,450),(0,450), (600,0), key='_GRAPH_', enable_events=True, drag_submits=True)],]
layout = [[sg.Graph((600,450),(0,450), (600,0), key='-GRAPH-', enable_events=True, drag_submits=True)],]
window = sg.Window('Demo Application - OpenCV Integration', layout)
graph_elem = window.Element('_GRAPH_') # type: sg.Graph
id = None
graph_elem = window['-GRAPH-'] # type: sg.Graph
a_id = None
# ---===--- Event LOOP Read and display frames, operate the GUI --- #
cap = cv2.VideoCapture(0)
while True:
event, values = window.Read(timeout=0)
event, values = window.read(timeout=0)
if event in ('Exit', None):
break
ret, frame = cap.read()
imgbytes=cv2.imencode('.png', frame)[1].tobytes()
if id:
graph_elem.DeleteFigure(id) # delete previous image
id = graph_elem.DrawImage(data=imgbytes, location=(0,0)) # draw new image
graph_elem.TKCanvas.tag_lower(id) # move image to the "bottom" of all other drawings
if a_id:
graph_elem.delete_figure(a_id) # delete previous image
a_id = graph_elem.draw_image(data=imgbytes, location=(0,0)) # draw new image
graph_elem.TKCanvas.tag_lower(a_id) # move image to the "bottom" of all other drawings
if event == '_GRAPH_':
graph_elem.DrawCircle(values['_GRAPH_'], 5, fill_color='red', line_color='red')
window.Close()
if event == '-GRAPH-':
graph_elem.draw_circle(values['-GRAPH-'], 5, fill_color='red', line_color='red')
window.close()
main()