os/interface/AffineTransform.h

33 class BAffineTransform : public BFlattenable {
43 									BAffineTransform();
44 									BAffineTransform(double sx, double shy,
47 									BAffineTransform(
48 										const BAffineTransform& copyFrom);
49 	virtual							~BAffineTransform();
61 	static	BAffineTransform		AffineTranslation(double x, double y);
62 	static	BAffineTransform		AffineRotation(double angle);
63 	static	BAffineTransform		AffineScaling(double x, double y);
64 	static	BAffineTransform		AffineScaling(double scale);
65 	static	BAffineTransform		AffineShearing(double x, double y);
82 	inline	const BAffineTransform&	TranslateBy(double x, double y);
83 			const BAffineTransform&	TranslateBy(const BPoint& delta);
85 	inline	const BAffineTransform&	PreTranslateBy(double x, double y);
87 			BAffineTransform		TranslateByCopy(double x, double y) const;
88 			BAffineTransform		TranslateByCopy(const BPoint& delta) const;
90 //			const BAffineTransform&	SetTranslation(double x, double y);
93 	inline	const BAffineTransform&	RotateBy(double angle);
94 			const BAffineTransform&	RotateBy(const BPoint& center,
97 	inline	const BAffineTransform&	PreRotateBy(double angleRadians);
99 			BAffineTransform		RotateByCopy(double angle) const;
100 			BAffineTransform		RotateByCopy(const BPoint& center,
103 //			const BAffineTransform&	SetRotation(double angle);
106 	inline	const BAffineTransform&	ScaleBy(double scale);
107 			const BAffineTransform&	ScaleBy(const BPoint& center,
109 	inline	const BAffineTransform&	ScaleBy(double x, double y);
110 			const BAffineTransform&	ScaleBy(const BPoint& center, double x,
112 			const BAffineTransform&	ScaleBy(const BPoint& scale);
113 			const BAffineTransform&	ScaleBy(const BPoint& center,
116 	inline	const BAffineTransform&	PreScaleBy(double x, double y);
118 			BAffineTransform		ScaleByCopy(double scale) const;
119 			BAffineTransform		ScaleByCopy(const BPoint& center,
121 			BAffineTransform		ScaleByCopy(double x, double y) const;
122 			BAffineTransform		ScaleByCopy(const BPoint& center,
124 			BAffineTransform		ScaleByCopy(const BPoint& scale) const;
125 			BAffineTransform		ScaleByCopy(const BPoint& center,
128 			const BAffineTransform&	SetScale(double scale);
129 			const BAffineTransform&	SetScale(double x, double y);
132 	inline	const BAffineTransform&	ShearBy(double x, double y);
133 			const BAffineTransform&	ShearBy(const BPoint& center, double x,
135 			const BAffineTransform&	ShearBy(const BPoint& shear);
136 			const BAffineTransform&	ShearBy(const BPoint& center,
139 			BAffineTransform		ShearByCopy(double x, double y) const;
140 			BAffineTransform		ShearByCopy(const BPoint& center,
142 			BAffineTransform		ShearByCopy(const BPoint& shear) const;
143 			BAffineTransform		ShearByCopy(const BPoint& center,
146 //			const BAffineTransform&	SetShear(double x, double y);
149 	inline	const BAffineTransform&	Multiply(const BAffineTransform& other);
150 			const BAffineTransform&	PreMultiply(const BAffineTransform& other);
151 	inline	const BAffineTransform&	MultiplyInverse(
152 										const BAffineTransform& other);
153 	inline	const BAffineTransform&	PreMultiplyInverse(
154 										const BAffineTransform& other);
157 	inline	BAffineTransform&		operator=(
158 										const BAffineTransform& copyFrom);
161 										const BAffineTransform& other) const;
163 										const BAffineTransform& other) const;
165 	inline	const BAffineTransform&	operator*=(const BAffineTransform& other);
166 	inline	const BAffineTransform&	operator/=(const BAffineTransform& other);
168 	inline	BAffineTransform		operator*(
169 										const BAffineTransform& other) const;
170 	inline	BAffineTransform		operator/(
171 										const BAffineTransform& other) const;
173 	inline	BAffineTransform		operator~() const;
182 			bool					IsEqual(const BAffineTransform& other,
186 			const BAffineTransform&	Invert();
187 			const BAffineTransform&	FlipX();
188 			const BAffineTransform&	FlipY();
189 			const BAffineTransform&	Reset();
215 extern const BAffineTransform B_AFFINE_IDENTITY_TRANSFORM;
222 BAffineTransform::Apply(double* x, double* y) const
231 BAffineTransform::ApplyInverse(double* x, double* y) const
244 inline const BAffineTransform&
245 BAffineTransform::TranslateBy(double x, double y)
253 inline const BAffineTransform&
254 BAffineTransform::PreTranslateBy(double x, double y)
262 inline const BAffineTransform&
263 BAffineTransform::RotateBy(double angle)
280 inline const BAffineTransform&
281 BAffineTransform::PreRotateBy(double angle)
295 inline const BAffineTransform&
296 BAffineTransform::ScaleBy(double x, double y)
311 inline const BAffineTransform&
312 BAffineTransform::ScaleBy(double s)
326 inline const BAffineTransform&
327 BAffineTransform::PreScaleBy(double x, double y)
337 inline const BAffineTransform&
338 BAffineTransform::ShearBy(double x, double y)
340 	BAffineTransform shearTransform = AffineShearing(x, y);
348 inline const BAffineTransform&
349 BAffineTransform::Multiply(const BAffineTransform& other)
351 	BAffineTransform t(other);
356 inline const BAffineTransform&
357 BAffineTransform::MultiplyInverse(const BAffineTransform& other)
359 	BAffineTransform t(other);
365 inline const BAffineTransform&
366 BAffineTransform::PreMultiplyInverse(const BAffineTransform& other)
368 	BAffineTransform t(other);
377 inline BAffineTransform&
378 BAffineTransform::operator=(const BAffineTransform& other)
390 BAffineTransform::operator==(const BAffineTransform& other) const
396 BAffineTransform::operator!=(const BAffineTransform& other) const
402 inline const BAffineTransform&
403 BAffineTransform::operator*=(const BAffineTransform& other)
409 inline const BAffineTransform&
410 BAffineTransform::operator/=(const BAffineTransform& other)
416 inline BAffineTransform
417 BAffineTransform::operator*(const BAffineTransform& other) const
419 	return BAffineTransform(*this).Multiply(other);
423 inline BAffineTransform
424 BAffineTransform::operator/(const BAffineTransform& other) const
426 	return BAffineTransform(*this).MultiplyInverse(other);
430 inline BAffineTransform
431 BAffineTransform::operator~() const
433 	BAffineTransform result(*this);
442 BAffineTransform::Determinant() const
449 BAffineTransform::InverseDeterminant() const