Introduced in October 2019 in TeeChart for RAD Studio, the Kernel Density Estimation Function provides the basis for two series types: Violin Series BeeSwarm Series The Kernel Density Estimation (KDE) Function The Kernel Density Estimation (KDE) Function uses these parts: Input Values Position (the x offset) Resolution Bandwidth If left to automatically clamp the data, […]
A brief introduction to TeeGrid.NET
Do please download the source code and/or the executable binary for this article. TeeGrid.NET is a high-performance alternative to Visual Studio’s DataGridView which also offers more flexibility in data rendering. This article will show you, step-by-step, how to use TeeGrid.NET to connect to your data and some of the most important advantages it has over […]
Important changes into the new TeeChart NET for Xamarin.Forms Release
We’ve just released a new TeeChart NET for Xamarin.Forms version 4.1.2018.01040.If you’re a registered customer, you can download it directly through the Customer Area page, in the other case, you can always download a Trial version at steema.com or install it through Nuget Package at : nuget.org. This maintenance Release version includes important changes that should be […]
TeeChart for NET with MVC
TeeChart’s MVC & ASP.NET Charting options For MVC, TeeChart for .NET can either render as a static image format such as PNG or JPEG or as a live javascript HTML5 Canvas object. See this page for some examples:TeeChart MVC examples page. Some of the techniques used by TeeChart’s native ASP.NET Webform chart have been enabled […]
TeeChart for .NET Gauge demo – Subaru BRZ acceleration simulation
The example uses TeeChart’s Circular and Numeric Gauges to simulate the acceleration of a 2016 Subaru BRZ car. Example code for this demo may be downloaded from the github repository: Demo code at github.com/Steema This is a simulation only and though the basis is fairly faithful to empirical results it does not make claims to […]
Animated Activity Gauge with TeeChart Pro VCL
At the moment TeeChart Pro for VCL / FMX does not have a Series type available to create Activity Gauges, maybe in the near future, but here I will show how using another series type and some tricks we can create this kind of Chart. The series type to use is the Donut series. We’ve […]
Linking Charts Demo – Connecting TeeChart for NET to data binding sources
This demo shows how TeeChart’s Charts can be made to work with each other on a Form in a Winform application. The demo uses the basis of the company data of a small technical products supplier; the company sells electronic based products, small computers, tablets and mobile phones and has markets in some countries around […]
Creating Gauge Visualizations with TeeChart Pro VCL / FMX in your Applications
Gauges are increasingly used in our applications. Their capability to show different data sets, whether static or moving over time, makes gauges a valuable chart for dashboards or any other application which visually represents data. First impressions count, and it’s important to understand data at a quick glance. For this reason dashboards are on […]
2x TeeChart speed in Firemonkey (FastLine, Direct2D)
The Firemonkey Canvas is fast but there is a performance problem when drawing lots of elements (“lots” being in the order of tens of thousands). Using a TPath, adding all the elements to it and then drawing the TPath gives some speed gains but it is not enough. Time is lost filling the TPath anyway. […]
RAD Studio 10.1 Berlin, add TeeChart to “FireUI Live Preview”
Studio 10.1 Berlin has just been released and includes the FireUI Live Preview tool to visualize forms at design-time in mobile devices and desktop (Windows / Mac OSX) machines. The default application does not provide support for TeeChart control, but its very easy to add ! Open the LivePreview.dproj project in Studio 10.1 from: c:\Program […]