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41 | |
42 | #ifndef QVECTOR2D_H |
43 | #define QVECTOR2D_H |
44 | |
45 | #include <QtCore/qpoint.h> |
46 | #include <QtCore/qmetatype.h> |
47 | |
48 | QT_BEGIN_HEADER |
49 | |
50 | QT_BEGIN_NAMESPACE |
51 | |
52 | QT_MODULE(Gui) |
53 | |
54 | class QVector3D; |
55 | class QVector4D; |
56 | class QVariant; |
57 | |
58 | #ifndef QT_NO_VECTOR2D |
59 | |
60 | class Q_GUI_EXPORT QVector2D |
61 | { |
62 | public: |
63 | QVector2D(); |
64 | QVector2D(qreal xpos, qreal ypos); |
65 | explicit QVector2D(const QPoint& point); |
66 | explicit QVector2D(const QPointF& point); |
67 | #ifndef QT_NO_VECTOR3D |
68 | explicit QVector2D(const QVector3D& vector); |
69 | #endif |
70 | #ifndef QT_NO_VECTOR4D |
71 | explicit QVector2D(const QVector4D& vector); |
72 | #endif |
73 | |
74 | bool isNull() const; |
75 | |
76 | qreal x() const; |
77 | qreal y() const; |
78 | |
79 | void setX(qreal x); |
80 | void setY(qreal y); |
81 | |
82 | qreal length() const; |
83 | qreal lengthSquared() const; |
84 | |
85 | QVector2D normalized() const; |
86 | void normalize(); |
87 | |
88 | QVector2D &operator+=(const QVector2D &vector); |
89 | QVector2D &operator-=(const QVector2D &vector); |
90 | QVector2D &operator*=(qreal factor); |
91 | QVector2D &operator*=(const QVector2D &vector); |
92 | QVector2D &operator/=(qreal divisor); |
93 | |
94 | static qreal dotProduct(const QVector2D& v1, const QVector2D& v2); |
95 | |
96 | friend inline bool operator==(const QVector2D &v1, const QVector2D &v2); |
97 | friend inline bool operator!=(const QVector2D &v1, const QVector2D &v2); |
98 | friend inline const QVector2D operator+(const QVector2D &v1, const QVector2D &v2); |
99 | friend inline const QVector2D operator-(const QVector2D &v1, const QVector2D &v2); |
100 | friend inline const QVector2D operator*(qreal factor, const QVector2D &vector); |
101 | friend inline const QVector2D operator*(const QVector2D &vector, qreal factor); |
102 | friend inline const QVector2D operator*(const QVector2D &v1, const QVector2D &v2); |
103 | friend inline const QVector2D operator-(const QVector2D &vector); |
104 | friend inline const QVector2D operator/(const QVector2D &vector, qreal divisor); |
105 | |
106 | friend inline bool qFuzzyCompare(const QVector2D& v1, const QVector2D& v2); |
107 | |
108 | #ifndef QT_NO_VECTOR3D |
109 | QVector3D toVector3D() const; |
110 | #endif |
111 | #ifndef QT_NO_VECTOR4D |
112 | QVector4D toVector4D() const; |
113 | #endif |
114 | |
115 | QPoint toPoint() const; |
116 | QPointF toPointF() const; |
117 | |
118 | operator QVariant() const; |
119 | |
120 | private: |
121 | float xp, yp; |
122 | |
123 | QVector2D(float xpos, float ypos, int dummy); |
124 | |
125 | friend class QVector3D; |
126 | friend class QVector4D; |
127 | }; |
128 | |
129 | Q_DECLARE_TYPEINFO(QVector2D, Q_MOVABLE_TYPE); |
130 | |
131 | inline QVector2D::QVector2D() : xp(0.0f), yp(0.0f) {} |
132 | |
133 | inline QVector2D::QVector2D(float xpos, float ypos, int) : xp(xpos), yp(ypos) {} |
134 | |
135 | inline QVector2D::QVector2D(qreal xpos, qreal ypos) : xp(xpos), yp(ypos) {} |
136 | |
137 | inline QVector2D::QVector2D(const QPoint& point) : xp(point.x()), yp(point.y()) {} |
138 | |
139 | inline QVector2D::QVector2D(const QPointF& point) : xp(point.x()), yp(point.y()) {} |
140 | |
141 | inline bool QVector2D::isNull() const |
142 | { |
143 | return qIsNull(xp) && qIsNull(yp); |
144 | } |
145 | |
146 | inline qreal QVector2D::x() const { return qreal(xp); } |
147 | inline qreal QVector2D::y() const { return qreal(yp); } |
148 | |
149 | inline void QVector2D::setX(qreal aX) { xp = aX; } |
150 | inline void QVector2D::setY(qreal aY) { yp = aY; } |
151 | |
152 | inline QVector2D &QVector2D::operator+=(const QVector2D &vector) |
153 | { |
154 | xp += vector.xp; |
155 | yp += vector.yp; |
156 | return *this; |
157 | } |
158 | |
159 | inline QVector2D &QVector2D::operator-=(const QVector2D &vector) |
160 | { |
161 | xp -= vector.xp; |
162 | yp -= vector.yp; |
163 | return *this; |
164 | } |
165 | |
166 | inline QVector2D &QVector2D::operator*=(qreal factor) |
167 | { |
168 | xp *= factor; |
169 | yp *= factor; |
170 | return *this; |
171 | } |
172 | |
173 | inline QVector2D &QVector2D::operator*=(const QVector2D &vector) |
174 | { |
175 | xp *= vector.xp; |
176 | yp *= vector.yp; |
177 | return *this; |
178 | } |
179 | |
180 | inline QVector2D &QVector2D::operator/=(qreal divisor) |
181 | { |
182 | xp /= divisor; |
183 | yp /= divisor; |
184 | return *this; |
185 | } |
186 | |
187 | inline bool operator==(const QVector2D &v1, const QVector2D &v2) |
188 | { |
189 | return v1.xp == v2.xp && v1.yp == v2.yp; |
190 | } |
191 | |
192 | inline bool operator!=(const QVector2D &v1, const QVector2D &v2) |
193 | { |
194 | return v1.xp != v2.xp || v1.yp != v2.yp; |
195 | } |
196 | |
197 | inline const QVector2D operator+(const QVector2D &v1, const QVector2D &v2) |
198 | { |
199 | return QVector2D(v1.xp + v2.xp, v1.yp + v2.yp, 1); |
200 | } |
201 | |
202 | inline const QVector2D operator-(const QVector2D &v1, const QVector2D &v2) |
203 | { |
204 | return QVector2D(v1.xp - v2.xp, v1.yp - v2.yp, 1); |
205 | } |
206 | |
207 | inline const QVector2D operator*(qreal factor, const QVector2D &vector) |
208 | { |
209 | return QVector2D(vector.xp * factor, vector.yp * factor, 1); |
210 | } |
211 | |
212 | inline const QVector2D operator*(const QVector2D &vector, qreal factor) |
213 | { |
214 | return QVector2D(vector.xp * factor, vector.yp * factor, 1); |
215 | } |
216 | |
217 | inline const QVector2D operator*(const QVector2D &v1, const QVector2D &v2) |
218 | { |
219 | return QVector2D(v1.xp * v2.xp, v1.yp * v2.yp, 1); |
220 | } |
221 | |
222 | inline const QVector2D operator-(const QVector2D &vector) |
223 | { |
224 | return QVector2D(-vector.xp, -vector.yp, 1); |
225 | } |
226 | |
227 | inline const QVector2D operator/(const QVector2D &vector, qreal divisor) |
228 | { |
229 | return QVector2D(vector.xp / divisor, vector.yp / divisor, 1); |
230 | } |
231 | |
232 | inline bool qFuzzyCompare(const QVector2D& v1, const QVector2D& v2) |
233 | { |
234 | return qFuzzyCompare(v1.xp, v2.xp) && qFuzzyCompare(v1.yp, v2.yp); |
235 | } |
236 | |
237 | inline QPoint QVector2D::toPoint() const |
238 | { |
239 | return QPoint(qRound(xp), qRound(yp)); |
240 | } |
241 | |
242 | inline QPointF QVector2D::toPointF() const |
243 | { |
244 | return QPointF(qreal(xp), qreal(yp)); |
245 | } |
246 | |
247 | #ifndef QT_NO_DEBUG_STREAM |
248 | Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QVector2D &vector); |
249 | #endif |
250 | |
251 | #ifndef QT_NO_DATASTREAM |
252 | Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QVector2D &); |
253 | Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QVector2D &); |
254 | #endif |
255 | |
256 | #endif |
257 | |
258 | QT_END_NAMESPACE |
259 | |
260 | QT_END_HEADER |
261 | |
262 | #endif |
263 |
Warning: That file was not part of the compilation database. It may have many parsing errors.