fpc/docs/objectex/ex4.pp
1998-12-14 23:17:44 +00:00

25 lines
536 B
ObjectPascal

Program ex4;
{ Program to demonstrate TRect.Intersect }
Uses objects;
Var ARect,BRect,CRect : TRect;
begin
ARect.Assign(10,10,20,20);
BRect.Assign(15,15,25,25);
{ CRect is intersection of ARect and BRect }
CRect.Assign(15,15,20,20);
{ Calculate it explicitly}
ARect.Intersect(BRect);
If ARect.Equals(CRect) Then
Writeln ('ARect equals CRect')
Else
Writeln ('ARect does not equal CRect !');
BRect.Assign(25,25,30,30);
Arect.Intersect(BRect);
If ARect.Empty Then
Writeln ('ARect is empty');
end.