如何打印flot图 [英] How to print flot graph

问题描述

任何人都可以帮我查一下，如何打印动态图作为flot生成的例子。
我试过这个，但它打印整页，但我只想要图表部分。

Can any body help me to find out, how to print dynamic graph as example generated by flot. I tried this one but it's printing whole page, but I want only graph portion.

function printGraph(){
    $('<img src="../images/button_refresh.png" alt="Print Graph" style="">').appendTo(controlholder).click(function (e) {                        
        //Canvas2Image.saveAsPNG(document.getElementById('placeholder'));
        //canvas.toDataURL("image/png");
        window.print('placeholder');
    });
}

推荐答案

这文章描述了如何复制画布到正常 img ，然后可以轻松打印或保存为图像。



重要部分：

This article describes how to copy the canvas to a normal img which can then easily be printed or saved as an image.

The important part:

img.src = canvas.toDataURL();

查看精彩的回答了解更多详情。

See the great answer below from Ignacio Correia for more details.

这篇关于如何打印flot图的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！