Yes thank you!!! That's the problem.
I am trying to resolve. It's the generation of the json file that put
another \ in front of the code, and I did not realize. I use the
toJSONString() method of the json-simple-1.1.1.jar
Il giorno mercoledì 14 novembre 2012 22:05:30 UTC+1, asgallant ha scritto:
>
> You've got an extra "\" in your string:
>
> "Pubblicit\\u00E0"
>
> should be:
>
> "Pubblicit\u00E0"
>
> On Wednesday, November 14, 2012 3:48:53 PM UTC-5, Rita wrote:
>>
>> Thak you,
>> sorry but does not appear the button to format the code:
>> I load my json file;
>>
>> function load() {
>> var chart_json_data = getUrlVars()["result"];
>> if (!(typeof chart_json_data === 'undefined')){
>> downloadUrl("" + chart_json_data, drawChart);
>> }
>> }
>> function getUrlVars()
>> { var vars = {};
>> var parts = window.location.href.replace(/[?&]+([^=&]+)=([^&]*)/gi,
>> function(m,key,value) {
>> vars[key] = value; });
>> return vars; }
>>
>> function createXmlHttpRequest() {
>> try { if (typeof ActiveXObject != 'undefined') {
>> return new ActiveXObject('Microsoft.XMLHTTP'); }
>> else if (window["XMLHttpRequest"]){
>> return new XMLHttpRequest();
>> }
>> } catch (e) {
>> alert(e); } return null; }
>>
>> function downloadUrl(url, callback) {
>> var status = -1;
>> var request = createXmlHttpRequest();
>> if (!request) {
>> return false;
>> }
>> request.onreadystatechange = function() {
>> if (request.readyState == 4) {
>> try { status = request.status;
>> } catch (e) {
>> // Usually indicates request timed out in FF.
>> }
>> if ((status == 200) || (status == 0)) {
>> callback(request.responseText, request.status);
>> request.onreadystatechange = function() {}; }
>> }
>> } request.open('GET', url, true);
>> try {
>> request.send(null);
>> } catch (e) {
>> alert(e);
>> }
>> };
>>
>>
>> // Load the Visualization API the chart package and the table chart
>> package.
>> google.load('visualization', '1.0', {'packages':['corechart','table']});
>> // Set a callback to run when the Google Visualization API is loaded.
>> google.setOnLoadCallback(load);
>> drawChart = function(doc) {
>> if (!(typeof doc === 'undefined')) { jsonData = eval('(' + doc + ')'); }
>> ...
>>
>>
>>
>> and then I draw my chart and table
>>
>>
>>
>>
>>
>> A little example of my json is :
>>
>>
>> {"cols":[{"id":"c1","label":"Cat","type":"string"},{"id":"c2","label":"N.","type":"number"}],
>> "title":"Chart",
>> "rows":[
>> {"c":[{"v":"Pubblicit\\u00E0"},{"v":11}]},
>> {"c":[{"v":"Trasporti"},{"v":5}]}
>> ]
>> }
>>
>>
>> Rita
>>
>>
>> Il giorno mercoledì 14 novembre 2012 20:13:12 UTC+1, asgallant ha scritto:
>>>
>>> Can you post you code and a sample JSON string?
>>>
>>> On Wednesday, November 14, 2012 1:56:04 PM UTC-5, Rita wrote:
>>>>
>>>> Your solution works in Google Visualization Playgroung tool, but not in
>>>> my app. I write on my own the JSON file with data for the chart, so do I
>>>> have to use particular method to embed the javascript code? I tried with
>>>> different escape methods with success.
>>>>
>>>> I wait any suggestion, thanks
>>>>
>>>> Rita
>>>>
>>>>
>>>> Il giorno mercoledì 14 novembre 2012 17:07:07 UTC+1, asgallant ha
>>>> scritto:
>>>>>
>>>>> You can't use HTML in the labels. To encode non standard characters,
>>>>> you have to use the javascript UTF code, e.g. "\u00E0" for "à". The
>>>>> linebreak character in javascript is "\n", but I suspect the API strips
>>>>> out
>>>>> extra whitespace characters, as the linebreaks are not preserved when the
>>>>> chart is drawn. So, short answer, no you cannot use linebreaks in your
>>>>> title or labels in the charts.
>>>>>
>>>>> On Wednesday, November 14, 2012 6:03:21 AM UTC-5, Rita wrote:
>>>>>>
>>>>>> Hello everybody.
>>>>>> How can I escape html in my charts?
>>>>>> I have accented characters and in the DataTable I use the property
>>>>>> allowHtml:true that allow me to see correctly accented character. For
>>>>>> example "à" is converted in "à".
>>>>>> But the chart shows me "à", without converting it. I cannot
>>>>>> find a property like allowHtml for the charts, can you help me? Could me
>>>>>> suggest a way to visualize
>>>>>> both in DataTable and in the chart accented characthers?
>>>>>> Moreover the escape for html could be useful to format properly the
>>>>>> title of charts for example to insert <br>. Is it possibile?
>>>>>> I have tried to use any kind of escape without success.
>>>>>>
>>>>>> Thank you
>>>>>> Rita
>>>>>>
>>>>>
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