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Getting canvas height and width from model and creating canvas with those dimensions


How do I retrieve an HTML element's actual width and height?How to get the value from the GET parameters?Get the browser viewport dimensions with JavaScriptGet selected text from a drop-down list (select box) using jQueryResizing an image in an HTML5 canvasHow to apply !important using .css()?jQuery Get Selected Option From DropdownGetting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with railsHTML5 Canvas 100% height and widthSetting canvas width / height on creation






.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;








0















So in my mind this should be pretty simply but I cannot seem to get this right. When creating a whiteboard, the user inputs two numbers, height and width. I'm trying to apply these given numbers to the canvas object but am struggling. Here's my code:










share|improve this question






























    0















    So in my mind this should be pretty simply but I cannot seem to get this right. When creating a whiteboard, the user inputs two numbers, height and width. I'm trying to apply these given numbers to the canvas object but am struggling. Here's my code:










    share|improve this question


























      0












      0








      0








      So in my mind this should be pretty simply but I cannot seem to get this right. When creating a whiteboard, the user inputs two numbers, height and width. I'm trying to apply these given numbers to the canvas object but am struggling. Here's my code:










      share|improve this question
















      So in my mind this should be pretty simply but I cannot seem to get this right. When creating a whiteboard, the user inputs two numbers, height and width. I'm trying to apply these given numbers to the canvas object but am struggling. Here's my code:







      javascript html ruby-on-rails






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Mar 22 at 18:35







      JordanMorris

















      asked Mar 22 at 1:49









      JordanMorrisJordanMorris

      85




      85






















          1 Answer
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          <div id=thecanvas>
          <canvas id="board" width="<%= @whiteboard.canvas_width %>"
          height="<%= @whiteboard.canvas_height %>">
          </canvas>
          </div>


          Rails expects <%= %> tags for Ruby code in a template file.






          share|improve this answer























            Your Answer






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            1 Answer
            1






            active

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            <div id=thecanvas>
            <canvas id="board" width="<%= @whiteboard.canvas_width %>"
            height="<%= @whiteboard.canvas_height %>">
            </canvas>
            </div>


            Rails expects <%= %> tags for Ruby code in a template file.






            share|improve this answer



























              0














              <div id=thecanvas>
              <canvas id="board" width="<%= @whiteboard.canvas_width %>"
              height="<%= @whiteboard.canvas_height %>">
              </canvas>
              </div>


              Rails expects <%= %> tags for Ruby code in a template file.






              share|improve this answer

























                0












                0








                0







                <div id=thecanvas>
                <canvas id="board" width="<%= @whiteboard.canvas_width %>"
                height="<%= @whiteboard.canvas_height %>">
                </canvas>
                </div>


                Rails expects <%= %> tags for Ruby code in a template file.






                share|improve this answer













                <div id=thecanvas>
                <canvas id="board" width="<%= @whiteboard.canvas_width %>"
                height="<%= @whiteboard.canvas_height %>">
                </canvas>
                </div>


                Rails expects <%= %> tags for Ruby code in a template file.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Mar 22 at 15:51









                Veridian DynamicsVeridian Dynamics

                65929




                65929





























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