Matrix.initRotate

Initialized matrix to a transformation that rotates by radians. Since 1.0

class Matrix
void
initRotate
(
double radians
)

Parameters

radians double

angle of rotation, in radians. The direction of rotation is defined such that positive angles rotate in the direction from the positive X axis toward the positive Y axis. With the default axis orientation of cairo, positive angles rotate in a clockwise direction.

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