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by marrocmau
Wed Dec 05, 2018 10:38 pm
Forum: Highcharts Usage
Topic: Best approach for high volume real-time data
Replies: 8
Views: 5385
 
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Re: Best approach for high volume real-time data

marrocmau, Have you tried addPoint() method with shift argument that I suggested above? Here you can take a look at how exactly does it work: https://jsfiddle.net/BlackLabel/evypfr1L/ When the number of points is high, you add new point removing the last point in the same time. Best regards! Yes of...
by marrocmau
Wed Dec 05, 2018 3:24 pm
Forum: Highcharts Usage
Topic: Heatmaps with
Replies: 3
Views: 408
 
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Re: Heatmaps with

Is possible create a grid in "excel" style to put left to chart? (see the image).
Screen Shot 2018-12-05 at 16.18.52.png
Screen Shot 2018-12-05 at 16.18.52.png (99.03 KiB) Viewed 347 times
by marrocmau
Wed Dec 05, 2018 2:40 pm
Forum: Highcharts Usage
Topic: Best approach for high volume real-time data
Replies: 8
Views: 5385
 
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Re: Best approach for high volume real-time data

I have the same issue. I have 20 series and add 1 point every minute that means in 20 minute:t 20*20= 400 points will be added in one chart. And in same page we have 6 or 8 chart (like you see in the image). How can to resolve this "out-of-memory" issue? Screen Shot 2018-12-05 at 15.38.18....
by marrocmau
Wed Oct 24, 2018 8:20 pm
Forum: Highcharts Usage
Topic: Heatmaps with
Replies: 3
Views: 408
 
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Heatmaps with

Hi,
is possibile to create a Heatmap like the image:
Screen Shot 2018-10-24 at 22.14.14.png
Screen Shot 2018-10-24 at 22.14.14.png (203.78 KiB) Viewed 408 times
Thanks.
by marrocmau
Tue Sep 25, 2018 4:31 pm
Forum: Highcharts Usage
Topic: HeatMap Stops color
Replies: 3
Views: 2316
 
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Re: HeatMap Stops color

I would like the "Stops" values fixed and not dependent on the points drawn.
Your example:
Screen Shot 2018-09-25 at 18.26.33.png
Screen Shot 2018-09-25 at 18.26.33.png (74.19 KiB) Viewed 2308 times
if modify the value also the Stops value are modified:
Screen Shot 2018-09-25 at 18.27.10.png
Screen Shot 2018-09-25 at 18.27.10.png (64.02 KiB) Viewed 2308 times
How to fix value 0 to 800 (in your example)?
by marrocmau
Tue Sep 25, 2018 9:51 am
Forum: Highcharts Usage
Topic: HeatMap Stops color
Replies: 3
Views: 2316
 
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HeatMap Stops color

Hi, I need to have the following colors in Heatmap with correct values (means to have a correct vision of values with colors) Screen Shot 2018-09-25 at 11.43.14.png How to build stops value? Now use this code: chartRef.update({ colorAxis: { stops: [ [0, "#7EAB55"], [0.2, "#FFFE55"...
by marrocmau
Tue Sep 18, 2018 10:00 am
Forum: Highcharts Usage
Topic: Large Heatmap with timestamp
Replies: 5
Views: 2994
 
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Re: Large Heatmap with timestamp

I appreciated your suggestion but it does not completely solve my problem. How can I put only the hours on the X axis without 1 Jan ...2 Jan? Screen Shot 2018-09-18 at 11.54.54.png And how to reduce the distance between one hour and the other (is the tick ???)? Because I can not put a chart height o...
by marrocmau
Fri Sep 14, 2018 4:19 am
Forum: Highcharts Usage
Topic: Large Heatmap with timestamp
Replies: 5
Views: 2994
 
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Large Heatmap with timestamp

I have to create a large heatmap that represents the sensor's values in the last 24/48 hours . I put time (timestamp) on xSerie and the hours on ySeries hours. This is my code: var currDate = new Date(myTIMESTAMP); twodayAgo.setDate(currDate.getDate() -2); onedayAfter.setDate(currDate.getDate()); Hi...
by marrocmau
Tue Sep 11, 2018 7:57 am
Forum: Highcharts Usage
Topic: Large Heatmap and Chrome: problems
Replies: 5
Views: 420
 
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Re: Large Heatmap and Chrome: problems

Yes of course i restarted browser but the nothing has changed. I tried also to re-install chrome but the version that google gave me is always the same (68.0.3440). On my MAC I have Chrome "69.0.3497.81 (Official Build) (64-bit)" and its works fine with Highcharts. But our customers have d...
by marrocmau
Mon Sep 10, 2018 9:20 am
Forum: Highcharts Usage
Topic: Large Heatmap and Chrome: problems
Replies: 5
Views: 420
 
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Re: Large Heatmap and Chrome: problems

I think to have last chrome version becasue no updates are reported to me:
Screen Shot 2018-09-10 at 11.14.41.png
Screen Shot 2018-09-10 at 11.14.41.png (10.35 KiB) Viewed 417 times
there is no error in the console or network:
Screen Shot 2018-09-10 at 11.19.54.png
Screen Shot 2018-09-10 at 11.19.54.png (31.26 KiB) Viewed 417 times
Screen Shot 2018-09-10 at 11.19.07.png
Screen Shot 2018-09-10 at 11.19.07.png (69.78 KiB) Viewed 417 times
by marrocmau
Mon Sep 10, 2018 8:52 am
Forum: Highcharts Usage
Topic: Large Heatmap and Chrome: problems
Replies: 5
Views: 420
 
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Large Heatmap and Chrome: problems

I have a problems using Chrome. Like you see in image using "old" chrome versione (not canary) your demo apps (large heatmaps) not render the data. Screen Shot 2018-09-10 at 10.53.08.png Im working on this pc: Screen Shot 2018-09-10 at 10.48.38.png Someone can help me to undestand where is...

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