// SetTransformation void ChannelTransform::SetTransformation(const Transformable& other) { // calc affine parameters // translation double tx; double ty; other.translation(&tx, &ty); // rotation double rotation = agg::rad2deg(other.rotation()); // scale double scaleX; double scaleY; other.scaling(&scaleX, &scaleY); if (isnanf(tx) || isnanf(ty) || isnanf(scaleX) || isnanf(scaleY)) return; SetTransformation(B_ORIGIN, BPoint(tx, ty), rotation, scaleX, scaleY); }