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Questions tagged [teechart]

TeeChart is a commercial set of powerful charting components originally written for Delphi. A basic component called TChart is included in every Delphi IDE supporting VCL and FireMonkey frameworks. TeeChart is also available for major languages: .NET Framework, Xamarin (including Android, iOS and Forms) Java (including Swing, SWT and Android), ActiveX, Javascript/HTML5 and PHP.

With TeeChart it is possible to draw, manipulate, print and export various kinds of charts. This includes Bar, Line, Pie, financial charts of different kinds and a lot of more sophisticated graphs in 2D and 3D. Rendering is possible on a Canvas and also with OpenGL.

TeeChart is developed by Steema Software: http://www.steema.com/

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TeeChart Series OnMouseEnter event

I am using the version of TeeChart that ships with Rad Studio XE3. TeeChart provides a TChartSeries event which fires when the mouse pointer moves over a series line. I use this event to display the name of the series under the pointer. The problem…
casterle
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Setting the Left Axis on a TChart to increment the decimal value up to .13?

This question relates to another ongoing question here: Format Stones and Pounds correctly? I figured it would be more suitable to ask here as a separate question, before deciding what to do. As described from the link above, I am representing…
user1175743
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Get X and Y values under mouse pointer

I have a simple chart using only TLineSeries with a single Y axis. As the mouse pointer moves over the chart, I’d like to get the X and Y values associated with the pointer’s position independent of any series. I can handle the MouseMove event and…
casterle
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How to change color of axis scale In TeeChart

I am working with C# windows from application. I am using TeeChart for .net v3 to plot chart.I am able to create multiple Y-axis with different color for each one as shown in below image. Now i am able to display the axis with difftent color but i…
reddy
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Remove label from Steema Bar Chart

How remove the label of each bar in the chart and need to set Title for the Chart.
Ramesh
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TeeChart (JavaAndroid 2012) tutorial sample causes UnsupportedOperationException

I am trying to work through an example of TeeChart from their tutorial ( first one ). For some reason when I run the code below it causes an UnsupportedOperationException to occur. Can anyone offer any help on why this might occur. Below are the…
user1987757
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How to put chart in ScrollViewer?

Consider a LinearLayout with some UI items and a TChart. If I put this layout inside a ScrollViewer I would expect scrolling behavior. However, it seems that the chart auto-sizes itself to fit in the available space. How can I make my layout…
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Bar.setBarStyle(BarStyle.RECTGRADIENT) does not work as intended

The gradient is erroneously painted using StartColor and Color. It does not respect the value of EndColor. Bar bar = new…
l33t
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TeeChart fast plotting

I am reading the "Real-time charting in TeeChart VCL: Another way of adding a large number of points is to use direct dynamic arrays" and would like to ask how to skip the X-Axis buffer (save wasted memory space), while it simple contains a simple…
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TeeChart Scroller Cause RedCross Error if Direct2D is set as Graphics3D

I am trying TeeChart .Net componets and I am focusing on financial charts. When I try to use a PageScroller tool to manage chart scrolling, it work well in GDI but cause a Red cross when i set D2D render. Does somebody know if it is a known issue or…
user1830791
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Borland Decision Cube Component will not load

Iam using BDS 2006. I have been using it for many years with Borland Decision Cube Component, and Teechart installed. Recently, I had a problem that displayed the error message "Can't load package c:\Users\ameqamc\Documents\Borland Studio…
Mark Catheline
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TeeChart rendering jagged fonts after extensive usage

I'm seeing a situation when using TeeChart .NET components and a changed font, where after running for a while (~5-20 days), the charts will start rendering horribly jagged fonts. This is in a web-application built using .NET, which renders the…
ulrikj
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What causes a TeeChart PieSerie to be truncated?

I have a DBChart with 5 PieSerie on it. Notice how the last pie is truncated. Is there something I can do to avoid the situation? I'm using TeeChart Standard v2011.03.32815 VCL; and apart from changing the color theme, I haven't changed any property…
iMan Biglari
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How to solve: Error MT2002: Can not resolve reference: System.Void MonoTouch.Foundation.NSTimer::.ctor() (MT2002)

When using Steema TeeChart for MonoTouch (5.4.0) and compile to run on a physical device, I get Error MT2002: Can not resolve reference: System.Void MonoTouch.Foundation.NSTimer::.ctor() (MT2002). I already know the answer but put the question here…
Ricky Helgesson
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Can't get TeeChart into VS2010

I am trying to add TeeChart to a VS2010 C++ project. I don't want to drag the TeeChart icons onto a dialog as I want to create the chart in my code to display at runtime. I have installed the TeeChart demo version on my PC, but I can't see an entry…
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