RaphaëlTools

Class: LineBR

LineBR

represents line given by equation clipped in bounding rectangle

new LineBR(a, b, c, lt, rb)

Line given by ax+by+c=0 clipped in bounding rectangle [Raphael.path]
This:
Parameters:
Name Type Description
a number a in ax+by+c=0
b number b in ax+by+c=0
c number c in ax+by+c=0
lt RaphaelTools.Point2d left top corner of bounding rectangle
rb RaphaelTools.Point2d right bottom corner of bounding rectangle (lt.x
Properties:
Name Type Description
a number a in ax+by+c=0
b number b in ax+by+c=0
c number c in ax+by+c=0
lt Point2d left top corner of bounding rectangle
rb Point2d right bottom corner of bounding rectangle (lt.x
point1 Point2d 1st point of intersection of line with bounding rectangle
point2 Point2d 2nd point of intersection of line with bounding rectangle
isOutsideBR boolean if the line is completely outside its bounding rectangle
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 638

Extends

  • Raphael.fn

Methods

findSections()

Finds sections of given line with given bounding rectangle and sets to this.points
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 687

normalize()

Normalize receiver values (a,b,c) such that (a,b) is unit vector
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 766

setA(a)

Sets new a of ax+by+c=0
Parameters:
Name Type Description
a number new a in ax+by+c=0
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 664

setABC(a)

Sets new a of ax+by+c=0
Parameters:
Name Type Description
a number new a in ax+by+c=0
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 654

setB(b)

Sets new a of ax+by+c=0
Parameters:
Name Type Description
b number new a in ax+by+c=0
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 672

setC(c)

Sets new a of ax+by+c=0
Parameters:
Name Type Description
c number new a in ax+by+c=0
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 680

update()

Update receiver
Source:
  • /var/www/html/software/raphaeltools/raphaeltools.src.js, line 778