JCL Help:RectUnion

 JCL Help: RectUnion Function

Graphics.Rectangles

JEDI Code Library Help

• Packages
  • RTL enhancements
  • Containers
  • Developer Tools
  • VCL enhancements
• Files
  • Classes
  • Interfaces
  • Functions
  • Variables
  • Constants
  • Types
  • Records
• Project summary
• License

Search in JCL Help

 

Search in all projects

 

Summary

Calculates the union of two rectangles.

Pascal

 function RectUnion(const R1: TRect; const R2: TRect): TRect;

Parameters

Parameters	Description
const R1: TRect	The first rectangle.
const R2: TRect	The second rectangle.

Return Value

The union of the two rectangles, or a null rectangle if the union is empty.

Description

RectUnion returns the union of two rectangles. In this context, the union is defined as the smallest rectangle that contains the two specified rectangles. If the union is empty a null rectangle is returned.

About

Unit

JclGraphUtils

Donator

Pelle F. S. Liljendal

Contribute to this help topic

This documentation wiki is based on the collaborative effort of Project JEDI users. Your edits are welcome in order to improve documentation quality: edit this page

The JEDI Code Library source code is hosted at : link to view the current source code, link to the subversion repository