I cant alert user for that for renaming it. I have to do it by myself only. Cant we open a save dialog to save the image that will provide user flexibility.
On Tuesday, 23 October 2012 10:35:10 UTC+5:30, asgallant wrote: > > In traditional javascript, you have no control over that. It's possible > HTML5 changes things, but I don't think so in this case. Being able to > direct the name and location of a download programatically could be a > security issue. Your best be might be to alert your users that they have > to change the file name in order to view it. > > On Tuesday, October 23, 2012 12:44:14 AM UTC-4, taps wrote: >> >> but I cant force the user to change that. So, is there a way to save it >> in that format and if users want to save the image in other folder can we >> do that and how? Because now it is being saved in downloads. I want to save >> it in other folder. >> >> On Monday, 22 October 2012 20:10:26 UTC+5:30, asgallant wrote: >>> >>> With some browsers, you have to rename them as .png files after >>> downloading them. >>> >>> On Monday, October 22, 2012 2:45:57 AM UTC-4, taps wrote: >>>> >>>> Thanks, Its working. But The saved images cant be opened. >>>> >>>> On Friday, 19 October 2012 11:02:08 UTC+5:30, asgallant wrote: >>>>> >>>>> Ahh...I see now. You are missing two of the scripts you need: >>>>> >>>>> http://canvg.googlecode.com/svn/trunk/canvg.js >>>>> http://canvg.googlecode.com/svn/trunk/rgbcolor.js >>>>> >>>>> You need script tags with both of those to make it work. >>>>> >>>>> On Thursday, October 18, 2012 2:00:19 AM UTC-4, taps wrote: >>>>>> >>>>>> Hey, I have tried that code but it doesn't work. It doesn't do >>>>>> anything.I don't what is wrong.my code is: >>>>>> >>>>>> <apex:page > >>>>>> <script type="text/javascript" src="https://www.google.com/jsapi >>>>>> "></script> >>>>>> <script type="text/javascript"> >>>>>> google.load("visualization", "1", {packages:["corechart"]}); >>>>>> google.setOnLoadCallback(drawChart); >>>>>> function drawChart() { >>>>>> var data = google.visualization.arrayToDataTable([ >>>>>> ['ID', 'X', 'Y', 'Temperature'], >>>>>> ['', 80, 167, 120], >>>>>> ['', 79, 136, 130], >>>>>> ['', 78, 184, 50], >>>>>> ['', 72, 278, 230], >>>>>> ['', 81, 200, 210], >>>>>> ['', 72, 170, 100], >>>>>> ['', 68, 477, 80] >>>>>> ]); >>>>>> >>>>>> var options = { >>>>>> colorAxis: {colors: ['yellow', 'red']} >>>>>> }; >>>>>> >>>>>> var chart = new >>>>>> google.visualization.BubbleChart(document.getElementById('chart_div')); >>>>>> chart.draw(data, options); >>>>>> } >>>>>> </script> >>>>>> <div id="chart_div" style="width: 900px; height: 500px;"></div> >>>>>> <button >>>>>> onclick="saveAsImg(document.getElementById('chart_div'));">Save as PNG >>>>>> Image</button> >>>>>> <script> >>>>>> function getImgData(chartContainer) { >>>>>> alert("hiiiii"); >>>>>> var chartArea = >>>>>> chartContainer.getElementsByTagName('svg')[0].parentNode; >>>>>> var svg = chartArea.innerHTML; >>>>>> var doc = chartContainer.ownerDocument; >>>>>> var canvas = doc.createElement('canvas'); >>>>>> canvas.setAttribute('width', chartArea.offsetWidth); >>>>>> canvas.setAttribute('height', chartArea.offsetHeight); >>>>>> >>>>>> >>>>>> canvas.setAttribute( >>>>>> 'style', >>>>>> 'position: absolute; ' + >>>>>> 'top: ' + (-chartArea.offsetHeight * 2) + 'px;' + >>>>>> 'left: ' + (-chartArea.offsetWidth * 2) + 'px;'); >>>>>> doc.body.appendChild(canvas); >>>>>> canvg(canvas, svg);alert("hiiiiffffi"); >>>>>> var imgData = canvas.toDataURL('image/png'); >>>>>> canvas.parentNode.removeChild(canvas); >>>>>> >>>>>> return imgData; >>>>>> } >>>>>> >>>>>> function saveAsImg(chartContainer) { >>>>>> alert("hiiiii"); >>>>>> var imgData = getImgData(chartContainer); >>>>>> >>>>>> // Replacing the mime-type will force the browser to trigger >>>>>> a download >>>>>> // rather than displaying the image in the browser window. >>>>>> window.location = imgData.replace('image/png', >>>>>> 'image/octet-stream'); >>>>>> } >>>>>> </script> >>>>>> </apex:page> >>>>>> >>>>>> On Wednesday, 17 October 2012 20:16:36 UTC+5:30, asgallant wrote: >>>>>>> >>>>>>> See this thread: >>>>>>> https://groups.google.com/forum/?fromgroups=#!topic/google-visualization-api/YTD_JxX_RFc >>>>>>> >>>>>>> Note that the code linked there will never work in IE < 9, as those >>>>>>> use VML to draw the charts instead of SVG, and there is no way (that I >>>>>>> know >>>>>>> of) to convert VML into an image file. >>>>>>> >>>>>>> On Wednesday, October 17, 2012 3:14:46 AM UTC-4, taps wrote: >>>>>>>> >>>>>>>> Hello, I have created a bubble chart based on the user selection.I >>>>>>>> need to save the chart in the form of image or any other way.How can >>>>>>>> save >>>>>>>> it? >>>>>>>> >>>>>>> -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. 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