cFigure::Transform Struct Reference

#include <ccanvas.h>

Description

Homogeneous 2D transformation matrix.

Note that the last row is not stored.

 | a  c  t1 |
 | b  d  t2 |
 | 0  0   1 |

Public Member Functions
Methods.
	Transform ()
	Transform (double a, double b, double c, double d, double t1, double t2)
	Transform (const Transform &t)=default
Transform &	operator= (const Transform &t)=default
Transform &	translate (double dx, double dy)
Transform &	translate (const Point &p)
Transform &	scale (double s)
Transform &	scale (double sx, double sy)
Transform &	scale (double sx, double sy, double cx, double cy)
Transform &	scale (double sx, double sy, const Point &c)
Transform &	rotate (double phi)
Transform &	rotate (double phi, double cx, double cy)
Transform &	rotate (double phi, const Point &c)
Transform &	skewx (double coeff)
Transform &	skewy (double coeff)
Transform &	skewx (double coeff, double cy)
Transform &	skewy (double coeff, double cx)
Transform &	multiply (const Transform &t)
Transform &	rightMultiply (const Transform &t)
Point	applyTo (const Point &p) const
bool	operator== (const Transform &o) const
std::string	str () const

Public Attributes
Elements of the transformation matrix.
double	a = 1
double	b = 0
double	c = 0
double	d = 1
double	t1 = 0
double	t2 = 0

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The documentation for this struct was generated from the following file:

• ccanvas.h