开放式闪存图2- ID是相同的,因此倍数不显示
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29-09-2019 - |
题
每个视图我可以获得一个成功的开放式闪存图。我现在试图支持每个视图的多个开放式闪存图表,但是源代码显示两个生成的DIV的ID相同:
# javascript at top of view
<%= javascript_include_tag "swfobject.js", :cache => true %>
# view itself
<%= @graph.html_safe %> # html_safe is necessary for Rails 3
<%= @graph2.html_safe %>
# view's source code
<div id='flashcontent_913000'></div>
<script type="text/javascript">
swfobject.embedSWF(
"/open-flash-chart.swf","flashcontent_913000",
"440", "310", "9.0.0", "expressInstall.swf",
{"data-file":"/analytics%2Fpie1"}, {}, {} );
</script>
</div>
<br />
<div id='flashcontent_913000'></div>
<script type="text/javascript">
swfobject.embedSWF(
"/open-flash-chart.swf","flashcontent_913000",
"440", "310", "9.0.0", "expressInstall.swf",
{"data-file":"/analytics%2Fpie2"}, {}, {} );
</script>
</div>
#controller
respond_to do |wants|
wants.html {
@graph = ofc2( 440, 310, 'analytics/pie1' )
@graph2 = ofc2( 440, 310, 'analytics/pie2' )
}
end
def pie1
... # functioning when put in the view alone
end
def pie2
... # functioning when put in the view alone
end
因为ID是相同的, <%= @graph.html_safe %>
尝试渲染Graph2和失败,并且Graph2根本不显示。我需要获取OFC2来生成不同的ID。我该如何完成?
解决方案
事实证明,您可以在“ Analytics/Pie1”之后立即指定控制器中的ID。通过专门指定ID,我们消除了生成相同数字的算法的任何机会,因此无法显示图像。
例子: @graph = ofc2( 440, 310, 'analytics/pie1', '/', 'my_unique_div' )
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