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Questions tagged [whiteboard]

74 questions
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ImageMagick : Script giving unexpected result with a different coloured images

I am using this script #!/bin/bash convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2" On one of the input it gave this result- while on the other example it gave- What could I…
Shivendra
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Is there a simpler method for handling MULTIPLE references in OSGi?

Suppose I have a class like this: @References( value={ …
Adam Arold
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Problems with buidling a servlet using apache felix whiteboard (OSGi)

I'm trying to build a servlet using BndTools. I followed this tutorial: http://www.ralfebert.de/archive/java/osgi_server/ But.. I can't get the servlet to work :(. The problem is that the apache felix whiteboard bundle gives a debug message:…
user3081076
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Is it possible to capture QPainter as a video?

I want to make a whiteboard and share the whiteboard to other as video stream, I wan to know is it possible, and which library can be used ?
why
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how can I draw a rectangle and circle/ellipse in WPF like we do in paint by dragging mouse

I am developing a whiteboard application in WPF. How can I draw a rectangle and circle/ellipse by dragging the mouse like we do in Paint by dragging the mouse pointer ? I am using WPF canvas for drawing.
Xyroid
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Wordpress Whiteboard Framework Query

I am new to programming and web designing. I need a little help. Whiteboard framework has in the index.php file a code line: What is it for?
Silpara
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SmartBoard interactive whiteboard drag-and-drop

I'm a teacher at a school which has an SmartBoard interactive whiteboard in each classroom. I'm trying to create a web application for kids to use that basically involves dragging and dropping various elements around a web page. I've actually…
David John Welsh
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How to create .iwb file to upload on whiteboard

I want to upload smart file of interactive whiteboard on canvas > are there any open source that allows user to create free .iwb file and download same. I have searched on google but did not get expected answer to create interactive whiteboard file…
shubham
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Issue in restricting panning inside a whiteboard app on react native

My main code: const [pan] = useState(new Animated.ValueXY()); const panResponder: PanResponderInstance = PanResponder.create({ onStartShouldSetPanResponder: (evt, gestureState) => { setShowInsertShapeMenu(false); return !moveCursor; …
Atishay Jain
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How to use the EraserBrush from Fabric.js in React and fix 'fabric.EraserBrush is not a constructor' error?

Using EraserBrush in Fabric.js with React, getting 'fabric.EraserBrush is not a constructor' error I am trying to use the EraserBrush from Fabric.js in my React application. Since the EraserBrush is not included in the default build of Fabric.js, I…
Roshith Krishna P
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<__main__.myClass object at 0x000001CCDC46BD90> instead of expected string output

Write a Python class which has two methods get_String and print_String. get_String should accept a string from the user and print_String should print the string in upper case. My Code: class myClass(): def __init__(self, userInput = input("What…
Anthony Ryan
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using tablet pen on the whiteboard

I'm making a digital whiteboard program with C++Builder. It draws lines on a TImage using MouseDown and MouseMove events, like this: Image1->Picture->Bitmap->Canvas->LineTo(x, y); There is no problem when using the mouse. However, when I use a…
sieun
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Add erase ink functionality in HTML5 canvas whiteboard

I have created a HTML5 canvas whiteboard which can be used to write anything using mouse.I had tried to add the eraser functionality to the whiteboard which will erase pixels from the screen, but it is not working. I am sharing the relevant portions…
Aritro
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How to use movesense simulator?

I am new to visual studio... Can somenone tell me how to Use the movesense simulator I generated the CMake files and stored it in a folder....you can refer the documentation here(http://www.movesense.com/docs/esw/getting_started/). cmake -G "Visual…
Shivank Tripathi
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how to add a whiteboard in react application?

I need to add a whiteboard feature in react application. Please tell me any easy way to add a whiteboard in react app. I cannot use canvas to create one from scratch, because less time, thanks in advance
Kritish Bhattarai
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