Search found 49 matches

by symbolick
Mon Jun 03, 2019 5:46 pm
Forum: LightningChart Ultimate WPF
Topic: Memory Error
Replies: 3
Views: 1045

Re: Memory Error

Thank you for looking at this for us. We look forward to the next release.
by symbolick
Thu May 30, 2019 5:51 pm
Forum: LightningChart Ultimate WPF
Topic: Memory Error
Replies: 3
Views: 1045

Memory Error

When using AreaSeries, setting LineVisible = true allows the DrawColumnForArea array to be regularly cleared from memory, whereas in the fault state (LineVisible = false) the memory used by DrawColumnForArea keeps increasing forever. Here is how you can confirm this: In the ExampleAreaSeriesRealTime...
by symbolick
Wed May 08, 2019 8:34 pm
Forum: LightningChart Bug Reports
Topic: System.Runtime.InteropServices.COMException when make chart
Replies: 7
Views: 7734

Re: System.Runtime.InteropServices.COMException when make ch

Our software has been distributed to a large community using LightningChartUltimate WPF for the performance increases it provides. There are a number of users that crash with this exception on load while using a laptop with multiple video cards. We have to have one on one correspondence with users t...
by symbolick
Mon Aug 22, 2016 5:22 pm
Forum: LightningChart Ultimate WPF
Topic: Offline maps
Replies: 3
Views: 5190

Re: Offline maps

Thanks for the response :) I am mostly interested in if I could download maps and users could use those for mapping in areas where they do not have internet activity.

Regards
by symbolick
Fri Aug 19, 2016 8:18 pm
Forum: LightningChart Ultimate WPF
Topic: Offline maps
Replies: 3
Views: 5190

Offline maps

Hello, Does lightning chart have support for using offline mapping datasets? My current application is ESRI which uses *.tpk files and im trying to get a feel for if I could jump over to lightningchart for the performance gains and still be able to support features my customers are used too. I would...
by symbolick
Fri Sep 04, 2015 11:54 pm
Forum: LightningChart Ultimate WPF
Topic: save to file exception
Replies: 1
Views: 3905

save to file exception

Since I updated to 6.4.6 when I use the SaveToFile method specifying a *.png I receive the exception shown in the attached image. Any idea how I can get around this?
by symbolick
Wed Dec 24, 2014 9:50 pm
Forum: LightningChart Ultimate WPF
Topic: User Editable Annotations
Replies: 1
Views: 3059

User Editable Annotations

Is there a method for making annotations in the viewxy editable by the user. I.E. like can they type directly into the annotation some how?

Happy Holidays!
Aaron
by symbolick
Thu Aug 28, 2014 10:25 pm
Forum: LightningChart Ultimate WPF
Topic: Annotation Selected Property
Replies: 1
Views: 2949

Annotation Selected Property

Hello, I am trying to remove annotations from the chart when they are selected, however with the version I am currently using (6.0.8). The selected property seems to always return false even when I can see the highlight on the annotation. Am I missing something here?

Regards,
Aaron
by symbolick
Fri Jul 25, 2014 12:53 am
Forum: LightningChart Ultimate WPF
Topic: Save Image not formatting correctly
Replies: 5
Views: 8096

Re: Save Image not formatting correctly

I have found this to be a suitable workaround. BitmapAntialiasOptions option = new BitmapAntialiasOptions(); option.ActualPixelWeight = 1; option.ResolutionDivider = 1; option.BlurRadius = 0; double originalWidth = _chart.MinWidth; double originalHeight = _chart.MinHeight; _chart.MinWidth = 1920; _c...
by symbolick
Tue Jul 22, 2014 6:06 pm
Forum: LightningChart Ultimate WPF
Topic: Save Image not formatting correctly
Replies: 5
Views: 8096

Re: Save Image not formatting correctly

So i can reproduce this easily, it has to do with the initial window size: this is my sample application: Xaml File <Window x:Class="TestChartOutput.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="MainWindow"...
by symbolick
Mon Jul 21, 2014 5:38 pm
Forum: LightningChart Ultimate WPF
Topic: Save Image not formatting correctly
Replies: 5
Views: 8096

Re: Save Image not formatting correctly

Hello, the version of Arction currently being used is 6.0.8_net4. This is the settings I run on a chart before I use it chart.BeginUpdate(); chart.ViewXY.YAxes[0].LogZeroClamp = Double.Epsilon; chart.ViewXY.YAxes[0].LogBase = 10; chart.ThrowChartExceptions = false; chart.Name = chartName; //Chart re...
by symbolick
Wed Jul 16, 2014 1:09 am
Forum: LightningChart Ultimate WPF
Topic: Save Image not formatting correctly
Replies: 5
Views: 8096

Save Image not formatting correctly

I have setup a feature where a user can specify a resolution to export a image of the chart using your chart.SaveToFile command. It does a good job at creating a image to the specified dimensions however it clips off the bottom of the chart and the left axis label becomes covered by the left axis va...
by symbolick
Tue Feb 25, 2014 11:30 pm
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Re: Data dissappears when resizing

void CreateChart() { _chart = new LightningChartUltimate(); gridParent.Children.Add(_chart); _chart.BeginUpdate(); _chart.ViewXY.YAxes[0].LogZeroClamp = Double.Epsilon; _chart.ViewXY.YAxes[0].LogBase = 10; _chart.ThrowChartExceptions = false; _chart.Name = "randomname"; //Chart rendering settings _...
by symbolick
Mon Feb 24, 2014 4:00 pm
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Re: Data dissappears when resizing

There are over 16000 numbers on that line for the y vector. You only grabbed about 40 of them to test it. You need to either hold shift and click end to select all the data or double click the line. Might have been easier to attach a text file but i have double clicked it and copied the data and it ...
by symbolick
Thu Feb 20, 2014 12:28 am
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Re: Data dissappears when resizing

The commented out stuff is the way it was before I put the FreeformPointLineSeries in. I set more properties when instantiating the chart such as turning off all anti aliasing and adjusting the appearance but I don't believe your interested in that. public void DisplayData() { //AreaSeries arsp = ne...
by symbolick
Wed Feb 19, 2014 10:55 pm
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Re: Data dissappears when resizing

Using the freeformpoint line series does fix this however the boss really prefers a area series, is there any way that I can fiddle with the properties in this series to emulate the appearance of an area series.
by symbolick
Wed Feb 19, 2014 5:42 pm
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Re: Data dissappears when resizing

Its worth mentioning that the data im displaying has 16k values, mostly zeros. So I imagine there is some type of sampling occuring to decided what is being rendered. Is there any way to see what sampling methods are being used or to adjust it.
by symbolick
Wed Feb 19, 2014 4:30 pm
Forum: LightningChart Ultimate WPF
Topic: Data dissappears when resizing
Replies: 10
Views: 13458

Data dissappears when resizing

I am using an area series which I have modified one of your examples of a stair step line to give the same effect to the area series. The issue I am running into is that when people re size the control the data changes its values making it very hard to trust what the chart is actual displaying. I ha...
by symbolick
Mon Jan 13, 2014 4:33 pm
Forum: LightningChart Ultimate WPF
Topic: What does the new update contain
Replies: 1
Views: 3730

What does the new update contain

I am trying to find a list of what has changed in the newest update. :P

Regards,
Aaron
by symbolick
Mon Dec 30, 2013 9:09 pm
Forum: LightningChart Ultimate WPF
Topic: Legend Layout
Replies: 3
Views: 5393

Re: Legend Layout

I would also be interested in finding a workaround for this
by symbolick
Mon Nov 04, 2013 6:33 pm
Forum: LightningChart Ultimate WPF
Topic: Exporting High resolution images
Replies: 2
Views: 4980

Re: Exporting High resolution images

Thank you, I decided to use your second solution since I have had a pretty good experience letting LC decide its own ticks. It worked well. :D

Regards,
Aaron
by symbolick
Fri Nov 01, 2013 11:12 pm
Forum: LightningChart Ultimate WPF
Topic: Exporting High resolution images
Replies: 2
Views: 4980

Exporting High resolution images

I have been using the SaveToFile function with some success to generate high resolution images of LC. It works very well with the exception the axis will add additional labels in once I scale up the resolution. I would like to get it to upscale the chart without changing what the axis is actually sh...
by symbolick
Wed Oct 30, 2013 6:33 pm
Forum: LightningChart Ultimate WPF
Topic: Drawing on the chart
Replies: 2
Views: 5114

Re: Drawing on the chart

Thanks for your help, that did fix the issue.
:D

Regards,
Aaron
by symbolick
Tue Oct 29, 2013 4:14 pm
Forum: LightningChart Ultimate WPF
Topic: Drawing on the chart
Replies: 2
Views: 5114

Drawing on the chart

I am attempting to tie into the chart.MouseDown and chart.MouseMove events in order to allow the user to draw a shape on the chart. The desired goal of this is to then run a algorithm on the shape drawn to select data contained within the shape. However when adding points to the FreeFormPointLineSer...
by symbolick
Mon Oct 21, 2013 7:59 pm
Forum: LightningChart Ultimate WPF
Topic: Change freeformpointlineseries/lineseries ordering
Replies: 2
Views: 4411

Re: Change freeformpointlineseries/lineseries ordering

Yes, thats what I will do. Thanks for the reply.

Regards,
Aaron
by symbolick
Mon Oct 21, 2013 4:46 pm
Forum: LightningChart Ultimate WPF
Topic: Change freeformpointlineseries/lineseries ordering
Replies: 2
Views: 4411

Change freeformpointlineseries/lineseries ordering

Hello, I have a chart that is displaying freeformpointlineseries and pointlineseries, I would like the pointlineseries to always be rendered on top of the freeformpointlineseries. Is there a method where this can be done?

Regards,
Aaron
by symbolick
Sat Aug 31, 2013 8:31 am
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Re: Minimal required video card

The chart I am using is a ViewXY, depending on what the user does they can have from a single AreaSeries up to 2 AreaSeries, a LineSeries, Polygon Series, Some Band's and AnnotationXY's. The crash seemed to happen when the user was interacting with the chart (hardly ever the same interaction) such a...
by symbolick
Fri Aug 30, 2013 8:38 pm
Forum: LightningChart Ultimate WPF
Topic: Margins when calling fit view
Replies: 1
Views: 5657

Margins when calling fit view

There are many times in my code that I need to call ViewXY.FitView() however this will place some data right on the edge of the chart. We are in a situation where they need to be able to select portions of the data which becomes very hard when that data might be right on the edge of the chart. Is th...
by symbolick
Fri Aug 30, 2013 7:40 pm
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Re: Minimal required video card

Thanks for the checkaccess code, after using that I can see that the control is not being accessed from a background thread. One thing to note when I turned the threadpool bool back to true, the crash seemed to stop occurring. It was a very rare crash(sometimes 30 minutes or more of manipulating the...
by symbolick
Wed Aug 28, 2013 5:55 pm
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Re: Minimal required video card

Also this type of error usually produces the exception "The calling thread cannot access this object" which I can correct swiftly. The error we have been see'ing will not produce a error rather will just shut down the application. Since there is no message when it crashes I cannot be 100% sure it is...
by symbolick
Wed Aug 28, 2013 5:53 pm
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Re: Minimal required video card

If the chart is created on the UI thread and all maniuplation coming to it is coming from mouse events why does it require a Dispatcher.Invoke ?
by symbolick
Wed Aug 28, 2013 3:41 pm
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Re: Minimal required video card

I noticed in that control that I had turned of the ChartRenderingOption.UseThreadPool but set LC to use AllAvialableCores. I agree that the crash I am experiencing seems like a threading issue because it happens very infrequently however I am fairly convinced it is happing on LC's end because there ...
by symbolick
Tue Aug 27, 2013 3:39 pm
Forum: LightningChart Ultimate WPF
Topic: Minimal required video card
Replies: 11
Views: 21685

Minimal required video card

I am curious what is the minimum requirements for lightningChart Ultimate. I turned on ThrowChartExceptions to see if I could pin point the cause of a mysterious crash in my program. When ever the application starts up I get the following exception: Arction.WPF.LightningChartUltimate.ChartException:...
by symbolick
Mon Aug 26, 2013 2:59 pm
Forum: LightningChart Ultimate WPF
Topic: Use of the .dispose() at closing.
Replies: 1
Views: 6031

Use of the .dispose() at closing.

I notice in your sample applications this is used when every lightning chart instance is closed. I am wondering what type of error this could create if not done.

Regards
by symbolick
Wed Jun 26, 2013 3:31 pm
Forum: LightningChart Ultimate WPF
Topic: Resizing chart throws an exception
Replies: 8
Views: 21753

Re: Resizing chart throws an exception

Yes I received it in my email box but when I click the link it says that I am not authorized to to read private messages. Not sure if this is a setting I can access or if it is a permission given out by the web site admin.

Regards,
Aaron
by symbolick
Thu Jun 20, 2013 4:53 pm
Forum: LightningChart Ultimate WPF
Topic: Resizing chart throws an exception
Replies: 8
Views: 21753

Re: Resizing chart throws an exception

OK thanks. I will check back in then. Can you give me a better idea of what is causing the problem so I can try to avoid crashing the chart for the time being. We have a release dates scheduled before august for our application and the only thing it seems I can really do to avoid this is to disable ...
by symbolick
Tue Jun 18, 2013 7:16 pm
Forum: LightningChart Ultimate WPF
Topic: Resizing chart throws an exception
Replies: 8
Views: 21753

Re: Resizing chart throws an exception

I am not sure on the support teams email address so I will post the code here. Since the code was produced from a single example window it should be ok to just post it here. This is the xaml file code. I am not sure if two charts need to be present for this bug to occure but i have several instances...
by symbolick
Wed Jun 12, 2013 4:57 pm
Forum: LightningChart Ultimate WPF
Topic: Resizing chart throws an exception
Replies: 8
Views: 21753

Resizing chart throws an exception

I am getting the following exception when re sizing a chart, it only happens when i decrease the size below a certain size. From the exception I cannot tell exactly what is going wrong because it appears to be happening internally in lightning chart. Exception.PNG A bit of info of what is being disp...
by symbolick
Tue Jun 11, 2013 5:29 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

Downloaded it and its working great. You guys are awesome. :mrgreen:
by symbolick
Mon Jun 10, 2013 3:29 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

Hello, its the 10th now and I'm wondering where do I go to on arction.com to download updated dlls.

Regards,
Aaron
by symbolick
Thu Jun 06, 2013 6:32 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

I really appreciate the timely fix. Thanks for your help.
:D
by symbolick
Wed Jun 05, 2013 5:00 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

It seems my problem is that I cannot create a logarithmic y axis and display polygons at the same time. I changed the code above to a linear y axis and it shows the polygon. With a logarithmic axis it will only show the title.text of the polygon. Have you experienced this issue before? Regards, Aaron
by symbolick
Wed Jun 05, 2013 4:23 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

I got this to work using lightning chart in a separate project with the same data points, so it appears there is just some small error in the way I am setting up this particular chart.
by symbolick
Thu May 30, 2013 5:03 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Re: Multiple ViewXY Chart Types

Could it possible be something to do with the amount of points the polygon is created from? Some background on the application I am trying to use this for. I have a set of data in a area series that I am selecting from then I am trying to fit a bell curve shape to a peak in the graph. I can tell tha...
by symbolick
Wed May 29, 2013 11:12 pm
Forum: LightningChart Ultimate WPF
Topic: Multiple ViewXY Chart Types
Replies: 11
Views: 27598

Multiple ViewXY Chart Types

I have a area series displaying some data and I want to display a polygon series on top of it. I have not been able to get any other series besides a area series to show up on the chart while the original area series is being displayed. Is there some sort of setting I am missing?

Regards,
Aaron
by symbolick
Fri May 17, 2013 8:38 pm
Forum: LightningChart Ultimate WPF
Topic: Best way to select a region of ViewXY
Replies: 2
Views: 6646

Re: Best way to select a region of ViewXY

After doing some more reading I have stumbled across a Band Series which seems to be perfect for what I am attempting to do.
by symbolick
Fri May 17, 2013 7:56 pm
Forum: LightningChart Ultimate WPF
Topic: Best way to select a region of ViewXY
Replies: 2
Views: 6646

Best way to select a region of ViewXY

I am attempting to select a region of a ViewXY chart. In the previously used charting technology I did this by laying a canvas over the control and drawing a rectangle(w/ half opacity) over the selected region. Then I would translate the area of the rectangle into my selected data using various scre...
by symbolick
Thu May 16, 2013 8:35 pm
Forum: LightningChart Ultimate WPF
Topic: Zooming out beyond extents of data in viewXY
Replies: 2
Views: 7801

Zooming out beyond extents of data in viewXY

Hello, My problem is that the chart seems to allow users to zoom out to levels that make the chart unusable. I am using a viewXY chart to display some data. I have the autoYfit enabled which is partially solving my problem of users being able to zoom out into infinity where the data as no longer vis...