【问题标题】:render an embedded image in an rdlc report在 rdlc 报告中呈现嵌入的图像
【发布时间】:2015-04-21 21:13:48
【问题描述】:

我有一些来自 WYSIWYG 编辑器的内容,我想将其输出到 asp.net 中的 rdlc 报告中。我已经设置了一个测试,标记看起来是正确的,只是图像没有显示。

这是一个数据示例,显示在文本框中。

<p><img src="data:image/jpeg;base64,iVBORw0KGgoAAAANSUhEUgAAAGAAAABgCAIAAABt+uBvAAAAA3NCSVQICAjb4U/gAAAG00lEQVR4nO2b228bxxWHf2dmd3nThRYtiZbtWrWdRilqw00RNK1du0Dj5C1/Yx8K9KFvfXCDOEERRE7d2IlTK7BlM/IFslqJomxRJEVyd2dOHzZVA8jyWCRnKbXzgU8EuLv89szs2TNn6PefMxx7I4Z9AQcdJ8iAE2TACTLgBBlwggw4QQacIANOkAEnyIATZMAJMuAEGXCCDDhBBpwgA06QAW/YFwAiCAIIRP/9khlgaAYPu945NEFEEAJCYON5tFZrv6iHW604jDQBvi/GCt6R8WD6aK404WsNrYdmagiCiOBJNFrqfqW+sNTohloKIkLyAYMBZjBDac4E4mdnRn/6xvhoQcZqCJoo5aK9lIgivnmntrDUDDxK1LyCRFMY87kzI+/+/Kjvk1JpXSuAlAX5Ph49bX38t3VB8OQrxewiVqwZ7/9q8vSpQhRZusCXkN5TLPDxxe2Na/PVwKP92gHgSQo8ujZfvXF7I/BtXOAe503nNL6P6/PVynIrn+nrluQz4m5lq91R712aSieO0oigwMf8rVpluZXxB3C6jC8qy635W7V04si6IClRedz85mFjIHYSMr745mGj8rgp5aAOuSd2BRGh29XXb673ObJ2k8+I6zfXu1396odg/9gV5Hm48VXNE1b+hCfoxlc1z/IsalEQEepb8f0nTbn/Z9brICXdf9Ksb8VWg8iiICmw8GBzgFPPbjK+WFjclDaHgcVjM3Dvka3wSZCS7j1uWs10bQkShLX1bqzY6hxKQKy4WuvameUAe4JIoFprWw2fBClpdb1N1kaCNUGEjc3Q3o3dQRCeb4b25mmLc9BWy+7zJYEIW63Y3vGtRRDQCTXBuiECdUJt7zQ28yB7h04Ri4ICX6RQamLAaqpl69AMjBY8tl8iZebRgmfvNNYEMUrFQNsPIc0oFQN7N8KioKmjWW3fkNY8dTR7+ARpjfJk1lCRHwREVJ7Mam3r+DanN4G5UwVlM4iU5rlTBXFIX1aVwrk3i93IoqBuxOfeLFpdCLL5Ns8oTfg/nslZCiKl+fRMrjThW31U2q0oxjEuvzMZxlb+QRjxb96ZjC2+ZgC2BTFjJC8vv13qhAOeRTuhvvyLiZG8tJ1pWV/ViBXOz42dPZGPBhdHUcxnT+TPz43H9peh01gXCyNcvTRdLgUDcRTFXC4FVy9Nh/8zC4cAlMKH783MHsv1OdY6oZ49lvvwdzOptTCkJIiBOMYHV6YvXphodVQPGbbW3OqoixcmPrgyHSuk1nGRan9QFOH8W+OzJwqf/X19udoJfJKvUXNUmsOIT05lr/xycmzUS7O1A+n3ByFpoPKwWu3eXdysLG9LASFIEH74XsLMmqE1K403TubPzxXLU5k4/j9ooNpBEIREHGNldXt1vbOx2a03426kAWR8MT7ilYqZ8mT2eDnvedAKKRQGXsrQehQ1Q8cAcHIm/6PjeUqqs0kM/aALT2vYTgVfzfC7XO29iA8E1ydtwAkyMPwhlvDSytrQu8iRvqCdfuidWVkpxIqjkJXSiREiCEGeJ3yPpATh+zkbDP7P/J0aaQhKmuqTGNmsRy/q4Yt6uNmI6o2o3oq7ESvFuyOIGUQIfDGSk2MFrzjqF8f8I+PBkWImlyGtv9+oYFuWRUGCIARAWN8IV1a3n621n1U7zDtpIYiIgMAjeHvm0wy02qq5HSe/1cxKY7zgnSpnZ8r549O5XE4kWZIlU1YSRSkhBFar3cqTxsOnrW6kpSRJEANqZtgxpRQfKwU/mR09Mzuay5CykE8OWJCUUAqLS/U79+vNtvIkSWl3ZUMzlOJI8dkT+QtvFctTGaUGmVsNbIhJAc248+2L2/fqADxJ2SCNHEIQhEe+R8tr7aWV7ekjwcW3SzPT2WhAL24DiCAi+B6+e9L6662aUuzvPaGkgGZ0Qn16Jvfbd6eyGdF/2ahfQYKgGZ/cWH30z3bWFyk0BL0OSrNSfPXXU2f63vnS1ygQAttt9Yc/P11e6+SCg2IHgBQU+OIv82s3v37u97djoXdBQqC1rf54bVnpfe9tSod8Rn69WP/8y752dfQoiAhK4U8fPUuSmgNLNhB3v2ssPNjyet3V0aMgz8OnX6wqzQfZTkIuEJ/d3mi0VG8zQC+CBOFf1e7SSvtgjqzdBD59+Y+N3rYG9SRI4tsHmxn/cNgBIAUtPm31VpnsRRABSyvt11mQODhIgWqt00OjzL5/QYR2Ryt1AEo1+4GI2t1eQqiXCNL6cPb49nRPe3qKHUY7veJq0gacIANOkAEnyIATZMAJMuAEGXCCDDhBBpwgA06QASfIgBNkwAky4AQZcIIMOEEGnCAD/wYhmMl27CwzzwAAAABJRU5ErkJggg=="><br></p><p>arial</p><p><br></p><p><br></p><p><font face="Arial Black">arial black &nbsp;</font></p><p><font face="Arial Black"><br></font></p>

是否有更好的控制或设置来执行此操作?

谢谢

保罗

【问题讨论】:

    标签: asp.net-mvc image rdlc microsoft-reporting


    【解决方案1】:

    我看到你有 base64 的图片内容。您不想通过报告参数传递图像的路径吗?

    像这样:

        ReportParameter picPar = new ReportParameter();
        picPar.Name = "Path";
        picPar.Values.Add(@"file:///C:\Pic.png");
        reportViewer.LocalReport.SetParameters(picPar);
    

    这里是simple tutorial 无需代码即可实现的方法。您也可能对如何在this tutorial 中通过DataSource 传递图像感兴趣。

    【讨论】:

    • 您好,感谢您的回答。该图像已经从所见即所得编辑器嵌入到 html 中。它可以定位在标记中的任何位置,所以我不知道它是如何工作的。您是否建议将 img 的来源指向参数或其他内容?
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