Some time ago, we wrote a post about using Delphi Gestures with TeeChart. It covered 3D Charts and showed how we can use TGestureManager to modify ZoomFloat, ElevationFloat and RotationFloat properties of the TChart. This technique still works perfectly nowadays and the same concept can be applied to 2D charts. We just need to modify […]
Category: Firemonkey
Embarcadero FMX Component Library
High-Performance Powerful TeeChart for Delphi on Windows, macOS
TeeChart is a Charting Components Library that helps to improve developer productivity to create rich and highly qualified charts. Steema Software was founded in 1996 and has been the authoring, distributing and supporting software component libraries for developers, mainly the charting library named TeeChart. Steema’s TeeChart component libraries are used across a wide variety of […]
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 […]
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 ! There is only a minor caveat that should be […]
Big files: XML or JSON ? TeeBI !!
Introduction XML and JSON are very typical text formats used to store data, designed to be more comfortable than plain old “csv” text and allowing hierarchical (parent -> child) relationships. However, even if there are many wonderful standard libraries to process them, there is still a speed problem when loading big quantities of data (say, […]
What’s New in TeeChart VCL/FMX v2015.16
Build 2015.16.150901 Release September 2015 This technical document describes all changes made to TeeChart component library (FireMonkey and VCL versions) since the release of April 2015. New Supported IDEs Embarcadero RAD Studio 10 Seattle. Full support for Delphi and C++ Builder 10 Seattle for all platform projects. ‘Detail’ property Series ‘master-detail’ functionality, with […]
TeeBI teaser
Small teaser of TeeBI. This is the custom web server calculating a query and returning a chart. The only dependencies are TeeChart and Indy http web server component. Data is in column-oriented, memory-based custom format for speed reasons, no database or FireDac, etc are necessary. Data is imported from many sources (excel, text files, firedac […]
Delphi Gestures with TeeChart
Since Embarcadero introduced touch screen support, the way gestures are being handled has evolved. Now that we are in the RAD Studio XE8 days, it has become pretty straightforward as documented in their “Gesturing Overview” article. That article lays out the foundation on how to work with touch gestures and controls. Applying that to TeeChart, means we’ll need … Continue reading Delphi Gestures with TeeChart
Clustering visualization
TeeChart Pro includes classes and components to perform “clustering” on your data, and optionally visualize the results using a chart “Tool” component. Clustering is the process of grouping data automatically, according to how well related are the individual items. As an unsupervised algorithm, its widely used in data-mining / machine-learning / B.I. (Business Intelligence) applications. […]
Theme persistence
2015 brings some aesthetic improvements for TeeChart VCL/FMX and .NET versions with the intention to make it easier for our users to create visually appealing charts. In this article I’m going to speak about difference aspects about new theme usage and possibilities in TeeChart VCL/FMX to accomplish that objective. The concept and the result is almost … Continue reading Theme persistence