Difference between revisions of "TAChart"
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It contains the functions that Philippe Martinole developed for the TeleAuto project and lots | It contains the functions that Philippe Martinole developed for the TeleAuto project and lots | ||
of changes introduced by Luis Rodrigues while porting the Epanet application from Delphi to Lazarus. | of changes introduced by Luis Rodrigues while porting the Epanet application from Delphi to Lazarus. | ||
− | The code was then extensively rewritten and | + | The code was then extensively rewritten, expanded and is now maintained by Alexander Klenin. |
− | + | If you have questions, bug reports or feature requests, please post them to the | |
+ | [http://lists.lazarus.freepascal.org/mailman/listinfo Lazarus mailing list]. | ||
+ | |||
+ | === Features === | ||
* Pie Series | * Pie Series | ||
* Bar Series | * Bar Series |
Revision as of 11:11, 17 March 2010
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About
TAChart is a charting LGPL component for Lazarus (TeeChart like). It contains the functions that Philippe Martinole developed for the TeleAuto project and lots of changes introduced by Luis Rodrigues while porting the Epanet application from Delphi to Lazarus. The code was then extensively rewritten, expanded and is now maintained by Alexander Klenin.
If you have questions, bug reports or feature requests, please post them to the Lazarus mailing list.
Features
- Pie Series
- Bar Series
- Area Series
- Line Series (can work as Point Series)
- Function Series
- Unlimited number of graphs
- Unlimited number of points
- Flexible chart sources, including design-time editable, random, dynamic and db-aware sources.
- Graph legend
- Graph title
- Graph footer
- Axis labels
- Axis inversion
- Interactive zoom
- Reticule or vertical reticule with point measure
- Auto or manual graph limits
- Smart marks drawing
- Vertical and horizontal lines
- Easily extensible with new graph types
Screenshot
Here is an example of TAChart displaying a Line Series, Bar Series and Pie Series
Author
Download
The latest stable release can be found on the in the Lazarus SVN repository (The components are on the Chart Tab)
The old code developed by Philippe is Here: Lazarus CCR Files page.
Change Log
See readme in Lazarus source in (Lazarus Install Dir)/components/tachart/
Usage
See included example in Lazarus source in (Lazarus Install Dir)/components/tachart/demo/