Export PNG with cytoscape function cy.png does not include popper.js labels










2















I have tried to export the PNG related to the graph provided as sample for the integration of popper.js with cytoscape.js, but the exported png does not include the popper content when exported.



The reference sample is: https://cytoscape.org/cytoscape.js-popper/



The refence code to export the PNG is the following one:



 var text = window.cy.png('output': 'blob');
var name = "test.png";
var type = "image/png";
var a = document.getElementById("downloadpng");
var file = new Blob([text], type: type );
a.href = URL.createObjectURL(file);
a.download = name;
a.click();


This is the resulting image when exporting cy.png() included a popper.js content










share|improve this question
























  • This image is the result from exporting

    – Carles HS
    Nov 14 '18 at 17:04











  • Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

    – Stephan T.
    Nov 15 '18 at 6:10















2















I have tried to export the PNG related to the graph provided as sample for the integration of popper.js with cytoscape.js, but the exported png does not include the popper content when exported.



The reference sample is: https://cytoscape.org/cytoscape.js-popper/



The refence code to export the PNG is the following one:



 var text = window.cy.png('output': 'blob');
var name = "test.png";
var type = "image/png";
var a = document.getElementById("downloadpng");
var file = new Blob([text], type: type );
a.href = URL.createObjectURL(file);
a.download = name;
a.click();


This is the resulting image when exporting cy.png() included a popper.js content










share|improve this question
























  • This image is the result from exporting

    – Carles HS
    Nov 14 '18 at 17:04











  • Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

    – Stephan T.
    Nov 15 '18 at 6:10













2












2








2








I have tried to export the PNG related to the graph provided as sample for the integration of popper.js with cytoscape.js, but the exported png does not include the popper content when exported.



The reference sample is: https://cytoscape.org/cytoscape.js-popper/



The refence code to export the PNG is the following one:



 var text = window.cy.png('output': 'blob');
var name = "test.png";
var type = "image/png";
var a = document.getElementById("downloadpng");
var file = new Blob([text], type: type );
a.href = URL.createObjectURL(file);
a.download = name;
a.click();


This is the resulting image when exporting cy.png() included a popper.js content










share|improve this question
















I have tried to export the PNG related to the graph provided as sample for the integration of popper.js with cytoscape.js, but the exported png does not include the popper content when exported.



The reference sample is: https://cytoscape.org/cytoscape.js-popper/



The refence code to export the PNG is the following one:



 var text = window.cy.png('output': 'blob');
var name = "test.png";
var type = "image/png";
var a = document.getElementById("downloadpng");
var file = new Blob([text], type: type );
a.href = URL.createObjectURL(file);
a.download = name;
a.click();


This is the resulting image when exporting cy.png() included a popper.js content







png cytoscape.js popper.js






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 14 '18 at 17:05







Carles HS

















asked Nov 14 '18 at 16:59









Carles HSCarles HS

112




112












  • This image is the result from exporting

    – Carles HS
    Nov 14 '18 at 17:04











  • Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

    – Stephan T.
    Nov 15 '18 at 6:10

















  • This image is the result from exporting

    – Carles HS
    Nov 14 '18 at 17:04











  • Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

    – Stephan T.
    Nov 15 '18 at 6:10
















This image is the result from exporting

– Carles HS
Nov 14 '18 at 17:04





This image is the result from exporting

– Carles HS
Nov 14 '18 at 17:04













Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

– Stephan T.
Nov 15 '18 at 6:10





Congratulations, I think you found a new issue :D The export doesn't work for me either, feel free to open a issue on github, seems like this is not a feature yet...

– Stephan T.
Nov 15 '18 at 6:10












1 Answer
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oldest

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1














I would say this is the expected behavior: image export in Cytoscape.js takes the Cytoscape.js canvas and exports it as image. The popper.js labels are not in the canvas - they are separate div objects in the DOM. Hence they are not included in the exported image.






share|improve this answer























  • Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

    – maxkfranz
    Nov 16 '18 at 16:44










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1 Answer
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1 Answer
1






active

oldest

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active

oldest

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active

oldest

votes









1














I would say this is the expected behavior: image export in Cytoscape.js takes the Cytoscape.js canvas and exports it as image. The popper.js labels are not in the canvas - they are separate div objects in the DOM. Hence they are not included in the exported image.






share|improve this answer























  • Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

    – maxkfranz
    Nov 16 '18 at 16:44















1














I would say this is the expected behavior: image export in Cytoscape.js takes the Cytoscape.js canvas and exports it as image. The popper.js labels are not in the canvas - they are separate div objects in the DOM. Hence they are not included in the exported image.






share|improve this answer























  • Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

    – maxkfranz
    Nov 16 '18 at 16:44













1












1








1







I would say this is the expected behavior: image export in Cytoscape.js takes the Cytoscape.js canvas and exports it as image. The popper.js labels are not in the canvas - they are separate div objects in the DOM. Hence they are not included in the exported image.






share|improve this answer













I would say this is the expected behavior: image export in Cytoscape.js takes the Cytoscape.js canvas and exports it as image. The popper.js labels are not in the canvas - they are separate div objects in the DOM. Hence they are not included in the exported image.







share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 15 '18 at 19:21









user3140972user3140972

50729




50729












  • Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

    – maxkfranz
    Nov 16 '18 at 16:44

















  • Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

    – maxkfranz
    Nov 16 '18 at 16:44
















Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

– maxkfranz
Nov 16 '18 at 16:44





Yes, and the content should be canvas or svg in order to make combining overlay images with the graph image possible.

– maxkfranz
Nov 16 '18 at 16:44



















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