Issue #1345✓ SolvedOpened August 6, 2018by alibouaziz3 reactions

Html2canvas give blank

快速解答by HakuTheWolfSpirit2

I advise you to ask the question under the html2canvas tag on StackOverflow. This is not really an issue with grapesjs. Also check wether your document.querySelector returns null. I think you are not using the iframe document.

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Question

代码片段TEXT
i want to export the disposition to an image, but give me blank image.
var div = document.querySelector('#wrapper');
                    html2canvas(div, {
                        onrendered: function (canvas) {
                            var screanshot = canvas.toDataURL("image/png");
                        }
                    });
thanks.

Answers (3)

👍 Most helpfulHakuTheWolfSpiritAugust 7, 2018

I advise you to ask the question under the html2canvas tag on StackOverflow. This is not really an issue with grapesjs. Also check wether your document.querySelector returns null. I think you are not using the iframe document.

artfAugust 10, 2018

@alibouaziz the #wrapper is inside the GrapesJS's iframe, so querySelector returns nothing. You can access the content of the iframe via Canvas module, so to get the body you would do editor.Canvas.getBody()

lock[bot]September 17, 2019

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.

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