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38 ****************************************************************************/
39
40 #ifndef QRECT_H
41 #define QRECT_H
42
43 #include <QtCore/qmargins.h>
44 #include <QtCore/qsize.h>
45 #include <QtCore/qpoint.h>
46
47 #ifdef topLeft
48 #error qrect.h must be included before any header file that defines topLeft
49 #endif
50
51 #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
52 struct CGRect;
53 #endif
54
55 QT_BEGIN_NAMESPACE
56
57 class Q_CORE_EXPORT QRect
58 {
59 public:
QRect()60 Q_DECL_CONSTEXPR QRect() noexcept : x1(0), y1(0), x2(-1), y2(-1) {}
61 Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QPoint &bottomright) noexcept;
62 Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QSize &size) noexcept;
63 Q_DECL_CONSTEXPR QRect(int left, int top, int width, int height) noexcept;
64
65 Q_DECL_CONSTEXPR inline bool isNull() const noexcept;
66 Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept;
67 Q_DECL_CONSTEXPR inline bool isValid() const noexcept;
68
69 Q_DECL_CONSTEXPR inline int left() const noexcept;
70 Q_DECL_CONSTEXPR inline int top() const noexcept;
71 Q_DECL_CONSTEXPR inline int right() const noexcept;
72 Q_DECL_CONSTEXPR inline int bottom() const noexcept;
73 Q_REQUIRED_RESULT QRect normalized() const noexcept;
74
75 Q_DECL_CONSTEXPR inline int x() const noexcept;
76 Q_DECL_CONSTEXPR inline int y() const noexcept;
77 Q_DECL_RELAXED_CONSTEXPR inline void setLeft(int pos) noexcept;
78 Q_DECL_RELAXED_CONSTEXPR inline void setTop(int pos) noexcept;
79 Q_DECL_RELAXED_CONSTEXPR inline void setRight(int pos) noexcept;
80 Q_DECL_RELAXED_CONSTEXPR inline void setBottom(int pos) noexcept;
81 Q_DECL_RELAXED_CONSTEXPR inline void setX(int x) noexcept;
82 Q_DECL_RELAXED_CONSTEXPR inline void setY(int y) noexcept;
83
84 Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPoint &p) noexcept;
85 Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPoint &p) noexcept;
86 Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPoint &p) noexcept;
87 Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPoint &p) noexcept;
88
89 Q_DECL_CONSTEXPR inline QPoint topLeft() const noexcept;
90 Q_DECL_CONSTEXPR inline QPoint bottomRight() const noexcept;
91 Q_DECL_CONSTEXPR inline QPoint topRight() const noexcept;
92 Q_DECL_CONSTEXPR inline QPoint bottomLeft() const noexcept;
93 Q_DECL_CONSTEXPR inline QPoint center() const noexcept;
94
95 Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(int pos) noexcept;
96 Q_DECL_RELAXED_CONSTEXPR inline void moveTop(int pos) noexcept;
97 Q_DECL_RELAXED_CONSTEXPR inline void moveRight(int pos) noexcept;
98 Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(int pos) noexcept;
99 Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPoint &p) noexcept;
100 Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPoint &p) noexcept;
101 Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPoint &p) noexcept;
102 Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPoint &p) noexcept;
103 Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPoint &p) noexcept;
104
105 Q_DECL_RELAXED_CONSTEXPR inline void translate(int dx, int dy) noexcept;
106 Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPoint &p) noexcept;
107 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(int dx, int dy) const noexcept;
108 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(const QPoint &p) const noexcept;
109 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect transposed() const noexcept;
110
111 Q_DECL_RELAXED_CONSTEXPR inline void moveTo(int x, int t) noexcept;
112 Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPoint &p) noexcept;
113
114 Q_DECL_RELAXED_CONSTEXPR inline void setRect(int x, int y, int w, int h) noexcept;
115 Q_DECL_RELAXED_CONSTEXPR inline void getRect(int *x, int *y, int *w, int *h) const;
116
117 Q_DECL_RELAXED_CONSTEXPR inline void setCoords(int x1, int y1, int x2, int y2) noexcept;
118 Q_DECL_RELAXED_CONSTEXPR inline void getCoords(int *x1, int *y1, int *x2, int *y2) const;
119
120 Q_DECL_RELAXED_CONSTEXPR inline void adjust(int x1, int y1, int x2, int y2) noexcept;
121 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect adjusted(int x1, int y1, int x2, int y2) const noexcept;
122
123 Q_DECL_CONSTEXPR inline QSize size() const noexcept;
124 Q_DECL_CONSTEXPR inline int width() const noexcept;
125 Q_DECL_CONSTEXPR inline int height() const noexcept;
126 Q_DECL_RELAXED_CONSTEXPR inline void setWidth(int w) noexcept;
127 Q_DECL_RELAXED_CONSTEXPR inline void setHeight(int h) noexcept;
128 Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSize &s) noexcept;
129
130 QRect operator|(const QRect &r) const noexcept;
131 QRect operator&(const QRect &r) const noexcept;
132 inline QRect& operator|=(const QRect &r) noexcept;
133 inline QRect& operator&=(const QRect &r) noexcept;
134
135 bool contains(const QRect &r, bool proper = false) const noexcept;
136 bool contains(const QPoint &p, bool proper=false) const noexcept;
137 inline bool contains(int x, int y) const noexcept;
138 inline bool contains(int x, int y, bool proper) const noexcept;
139 Q_REQUIRED_RESULT inline QRect united(const QRect &other) const noexcept;
140 Q_REQUIRED_RESULT inline QRect intersected(const QRect &other) const noexcept;
141 bool intersects(const QRect &r) const noexcept;
142
143 Q_DECL_CONSTEXPR inline QRect marginsAdded(const QMargins &margins) const noexcept;
144 Q_DECL_CONSTEXPR inline QRect marginsRemoved(const QMargins &margins) const noexcept;
145 Q_DECL_RELAXED_CONSTEXPR inline QRect &operator+=(const QMargins &margins) noexcept;
146 Q_DECL_RELAXED_CONSTEXPR inline QRect &operator-=(const QMargins &margins) noexcept;
147
148 #if QT_DEPRECATED_SINCE(5, 0)
unite(const QRect & r)149 Q_REQUIRED_RESULT QT_DEPRECATED QRect unite(const QRect &r) const noexcept { return united(r); }
intersect(const QRect & r)150 Q_REQUIRED_RESULT QT_DEPRECATED QRect intersect(const QRect &r) const noexcept { return intersected(r); }
151 #endif
152
153 friend Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) noexcept;
154 friend Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) noexcept;
155
156 #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
157 Q_REQUIRED_RESULT CGRect toCGRect() const noexcept;
158 #endif
159
160 private:
161 int x1;
162 int y1;
163 int x2;
164 int y2;
165 };
166 Q_DECLARE_TYPEINFO(QRect, Q_MOVABLE_TYPE);
167
168 Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) noexcept;
169 Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) noexcept;
170
171
172 /*****************************************************************************
173 QRect stream functions
174 *****************************************************************************/
175 #ifndef QT_NO_DATASTREAM
176 Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QRect &);
177 Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QRect &);
178 #endif
179
180 /*****************************************************************************
181 QRect inline member functions
182 *****************************************************************************/
183
QRect(int aleft,int atop,int awidth,int aheight)184 Q_DECL_CONSTEXPR inline QRect::QRect(int aleft, int atop, int awidth, int aheight) noexcept
185 : x1(aleft), y1(atop), x2(aleft + awidth - 1), y2(atop + aheight - 1) {}
186
QRect(const QPoint & atopLeft,const QPoint & abottomRight)187 Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QPoint &abottomRight) noexcept
188 : x1(atopLeft.x()), y1(atopLeft.y()), x2(abottomRight.x()), y2(abottomRight.y()) {}
189
QRect(const QPoint & atopLeft,const QSize & asize)190 Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QSize &asize) noexcept
191 : x1(atopLeft.x()), y1(atopLeft.y()), x2(atopLeft.x()+asize.width() - 1), y2(atopLeft.y()+asize.height() - 1) {}
192
isNull()193 Q_DECL_CONSTEXPR inline bool QRect::isNull() const noexcept
194 { return x2 == x1 - 1 && y2 == y1 - 1; }
195
isEmpty()196 Q_DECL_CONSTEXPR inline bool QRect::isEmpty() const noexcept
197 { return x1 > x2 || y1 > y2; }
198
isValid()199 Q_DECL_CONSTEXPR inline bool QRect::isValid() const noexcept
200 { return x1 <= x2 && y1 <= y2; }
201
left()202 Q_DECL_CONSTEXPR inline int QRect::left() const noexcept
203 { return x1; }
204
top()205 Q_DECL_CONSTEXPR inline int QRect::top() const noexcept
206 { return y1; }
207
right()208 Q_DECL_CONSTEXPR inline int QRect::right() const noexcept
209 { return x2; }
210
bottom()211 Q_DECL_CONSTEXPR inline int QRect::bottom() const noexcept
212 { return y2; }
213
x()214 Q_DECL_CONSTEXPR inline int QRect::x() const noexcept
215 { return x1; }
216
y()217 Q_DECL_CONSTEXPR inline int QRect::y() const noexcept
218 { return y1; }
219
setLeft(int pos)220 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setLeft(int pos) noexcept
221 { x1 = pos; }
222
setTop(int pos)223 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTop(int pos) noexcept
224 { y1 = pos; }
225
setRight(int pos)226 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRight(int pos) noexcept
227 { x2 = pos; }
228
setBottom(int pos)229 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottom(int pos) noexcept
230 { y2 = pos; }
231
setTopLeft(const QPoint & p)232 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopLeft(const QPoint &p) noexcept
233 { x1 = p.x(); y1 = p.y(); }
234
setBottomRight(const QPoint & p)235 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomRight(const QPoint &p) noexcept
236 { x2 = p.x(); y2 = p.y(); }
237
setTopRight(const QPoint & p)238 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopRight(const QPoint &p) noexcept
239 { x2 = p.x(); y1 = p.y(); }
240
setBottomLeft(const QPoint & p)241 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomLeft(const QPoint &p) noexcept
242 { x1 = p.x(); y2 = p.y(); }
243
setX(int ax)244 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setX(int ax) noexcept
245 { x1 = ax; }
246
setY(int ay)247 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setY(int ay) noexcept
248 { y1 = ay; }
249
topLeft()250 Q_DECL_CONSTEXPR inline QPoint QRect::topLeft() const noexcept
251 { return QPoint(x1, y1); }
252
bottomRight()253 Q_DECL_CONSTEXPR inline QPoint QRect::bottomRight() const noexcept
254 { return QPoint(x2, y2); }
255
topRight()256 Q_DECL_CONSTEXPR inline QPoint QRect::topRight() const noexcept
257 { return QPoint(x2, y1); }
258
bottomLeft()259 Q_DECL_CONSTEXPR inline QPoint QRect::bottomLeft() const noexcept
260 { return QPoint(x1, y2); }
261
center()262 Q_DECL_CONSTEXPR inline QPoint QRect::center() const noexcept
263 { return QPoint(int((qint64(x1)+x2)/2), int((qint64(y1)+y2)/2)); } // cast avoids overflow on addition
264
width()265 Q_DECL_CONSTEXPR inline int QRect::width() const noexcept
266 { return x2 - x1 + 1; }
267
height()268 Q_DECL_CONSTEXPR inline int QRect::height() const noexcept
269 { return y2 - y1 + 1; }
270
size()271 Q_DECL_CONSTEXPR inline QSize QRect::size() const noexcept
272 { return QSize(width(), height()); }
273
translate(int dx,int dy)274 Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(int dx, int dy) noexcept
275 {
276 x1 += dx;
277 y1 += dy;
278 x2 += dx;
279 y2 += dy;
280 }
281
translate(const QPoint & p)282 Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(const QPoint &p) noexcept
283 {
284 x1 += p.x();
285 y1 += p.y();
286 x2 += p.x();
287 y2 += p.y();
288 }
289
translated(int dx,int dy)290 Q_DECL_CONSTEXPR inline QRect QRect::translated(int dx, int dy) const noexcept
291 { return QRect(QPoint(x1 + dx, y1 + dy), QPoint(x2 + dx, y2 + dy)); }
292
translated(const QPoint & p)293 Q_DECL_CONSTEXPR inline QRect QRect::translated(const QPoint &p) const noexcept
294 { return QRect(QPoint(x1 + p.x(), y1 + p.y()), QPoint(x2 + p.x(), y2 + p.y())); }
295
transposed()296 Q_DECL_CONSTEXPR inline QRect QRect::transposed() const noexcept
297 { return QRect(topLeft(), size().transposed()); }
298
moveTo(int ax,int ay)299 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(int ax, int ay) noexcept
300 {
301 x2 += ax - x1;
302 y2 += ay - y1;
303 x1 = ax;
304 y1 = ay;
305 }
306
moveTo(const QPoint & p)307 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(const QPoint &p) noexcept
308 {
309 x2 += p.x() - x1;
310 y2 += p.y() - y1;
311 x1 = p.x();
312 y1 = p.y();
313 }
314
moveLeft(int pos)315 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveLeft(int pos) noexcept
316 { x2 += (pos - x1); x1 = pos; }
317
moveTop(int pos)318 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTop(int pos) noexcept
319 { y2 += (pos - y1); y1 = pos; }
320
moveRight(int pos)321 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveRight(int pos) noexcept
322 {
323 x1 += (pos - x2);
324 x2 = pos;
325 }
326
moveBottom(int pos)327 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottom(int pos) noexcept
328 {
329 y1 += (pos - y2);
330 y2 = pos;
331 }
332
moveTopLeft(const QPoint & p)333 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopLeft(const QPoint &p) noexcept
334 {
335 moveLeft(p.x());
336 moveTop(p.y());
337 }
338
moveBottomRight(const QPoint & p)339 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomRight(const QPoint &p) noexcept
340 {
341 moveRight(p.x());
342 moveBottom(p.y());
343 }
344
moveTopRight(const QPoint & p)345 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopRight(const QPoint &p) noexcept
346 {
347 moveRight(p.x());
348 moveTop(p.y());
349 }
350
moveBottomLeft(const QPoint & p)351 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomLeft(const QPoint &p) noexcept
352 {
353 moveLeft(p.x());
354 moveBottom(p.y());
355 }
356
moveCenter(const QPoint & p)357 Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveCenter(const QPoint &p) noexcept
358 {
359 int w = x2 - x1;
360 int h = y2 - y1;
361 x1 = p.x() - w/2;
362 y1 = p.y() - h/2;
363 x2 = x1 + w;
364 y2 = y1 + h;
365 }
366
getRect(int * ax,int * ay,int * aw,int * ah)367 Q_DECL_RELAXED_CONSTEXPR inline void QRect::getRect(int *ax, int *ay, int *aw, int *ah) const
368 {
369 *ax = x1;
370 *ay = y1;
371 *aw = x2 - x1 + 1;
372 *ah = y2 - y1 + 1;
373 }
374
setRect(int ax,int ay,int aw,int ah)375 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRect(int ax, int ay, int aw, int ah) noexcept
376 {
377 x1 = ax;
378 y1 = ay;
379 x2 = (ax + aw - 1);
380 y2 = (ay + ah - 1);
381 }
382
getCoords(int * xp1,int * yp1,int * xp2,int * yp2)383 Q_DECL_RELAXED_CONSTEXPR inline void QRect::getCoords(int *xp1, int *yp1, int *xp2, int *yp2) const
384 {
385 *xp1 = x1;
386 *yp1 = y1;
387 *xp2 = x2;
388 *yp2 = y2;
389 }
390
setCoords(int xp1,int yp1,int xp2,int yp2)391 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setCoords(int xp1, int yp1, int xp2, int yp2) noexcept
392 {
393 x1 = xp1;
394 y1 = yp1;
395 x2 = xp2;
396 y2 = yp2;
397 }
398
adjusted(int xp1,int yp1,int xp2,int yp2)399 Q_DECL_CONSTEXPR inline QRect QRect::adjusted(int xp1, int yp1, int xp2, int yp2) const noexcept
400 { return QRect(QPoint(x1 + xp1, y1 + yp1), QPoint(x2 + xp2, y2 + yp2)); }
401
adjust(int dx1,int dy1,int dx2,int dy2)402 Q_DECL_RELAXED_CONSTEXPR inline void QRect::adjust(int dx1, int dy1, int dx2, int dy2) noexcept
403 {
404 x1 += dx1;
405 y1 += dy1;
406 x2 += dx2;
407 y2 += dy2;
408 }
409
setWidth(int w)410 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setWidth(int w) noexcept
411 { x2 = (x1 + w - 1); }
412
setHeight(int h)413 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setHeight(int h) noexcept
414 { y2 = (y1 + h - 1); }
415
setSize(const QSize & s)416 Q_DECL_RELAXED_CONSTEXPR inline void QRect::setSize(const QSize &s) noexcept
417 {
418 x2 = (s.width() + x1 - 1);
419 y2 = (s.height() + y1 - 1);
420 }
421
contains(int ax,int ay,bool aproper)422 inline bool QRect::contains(int ax, int ay, bool aproper) const noexcept
423 {
424 return contains(QPoint(ax, ay), aproper);
425 }
426
contains(int ax,int ay)427 inline bool QRect::contains(int ax, int ay) const noexcept
428 {
429 return contains(QPoint(ax, ay), false);
430 }
431
432 inline QRect& QRect::operator|=(const QRect &r) noexcept
433 {
434 *this = *this | r;
435 return *this;
436 }
437
438 inline QRect& QRect::operator&=(const QRect &r) noexcept
439 {
440 *this = *this & r;
441 return *this;
442 }
443
intersected(const QRect & other)444 inline QRect QRect::intersected(const QRect &other) const noexcept
445 {
446 return *this & other;
447 }
448
united(const QRect & r)449 inline QRect QRect::united(const QRect &r) const noexcept
450 {
451 return *this | r;
452 }
453
454 Q_DECL_CONSTEXPR inline bool operator==(const QRect &r1, const QRect &r2) noexcept
455 {
456 return r1.x1==r2.x1 && r1.x2==r2.x2 && r1.y1==r2.y1 && r1.y2==r2.y2;
457 }
458
459 Q_DECL_CONSTEXPR inline bool operator!=(const QRect &r1, const QRect &r2) noexcept
460 {
461 return r1.x1!=r2.x1 || r1.x2!=r2.x2 || r1.y1!=r2.y1 || r1.y2!=r2.y2;
462 }
463
464 Q_DECL_CONSTEXPR inline QRect operator+(const QRect &rectangle, const QMargins &margins) noexcept
465 {
466 return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()),
467 QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom()));
468 }
469
470 Q_DECL_CONSTEXPR inline QRect operator+(const QMargins &margins, const QRect &rectangle) noexcept
471 {
472 return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()),
473 QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom()));
474 }
475
476 Q_DECL_CONSTEXPR inline QRect operator-(const QRect &lhs, const QMargins &rhs) noexcept
477 {
478 return QRect(QPoint(lhs.left() + rhs.left(), lhs.top() + rhs.top()),
479 QPoint(lhs.right() - rhs.right(), lhs.bottom() - rhs.bottom()));
480 }
481
marginsAdded(const QMargins & margins)482 Q_DECL_CONSTEXPR inline QRect QRect::marginsAdded(const QMargins &margins) const noexcept
483 {
484 return QRect(QPoint(x1 - margins.left(), y1 - margins.top()),
485 QPoint(x2 + margins.right(), y2 + margins.bottom()));
486 }
487
marginsRemoved(const QMargins & margins)488 Q_DECL_CONSTEXPR inline QRect QRect::marginsRemoved(const QMargins &margins) const noexcept
489 {
490 return QRect(QPoint(x1 + margins.left(), y1 + margins.top()),
491 QPoint(x2 - margins.right(), y2 - margins.bottom()));
492 }
493
494 Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator+=(const QMargins &margins) noexcept
495 {
496 *this = marginsAdded(margins);
497 return *this;
498 }
499
500 Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator-=(const QMargins &margins) noexcept
501 {
502 *this = marginsRemoved(margins);
503 return *this;
504 }
505
506 #ifndef QT_NO_DEBUG_STREAM
507 Q_CORE_EXPORT QDebug operator<<(QDebug, const QRect &);
508 #endif
509
510
511 class Q_CORE_EXPORT QRectF
512 {
513 public:
QRectF()514 Q_DECL_CONSTEXPR QRectF() noexcept : xp(0.), yp(0.), w(0.), h(0.) {}
515 Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QSizeF &size) noexcept;
516 Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QPointF &bottomRight) noexcept;
517 Q_DECL_CONSTEXPR QRectF(qreal left, qreal top, qreal width, qreal height) noexcept;
518 Q_DECL_CONSTEXPR QRectF(const QRect &rect) noexcept;
519
520 Q_DECL_CONSTEXPR inline bool isNull() const noexcept;
521 Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept;
522 Q_DECL_CONSTEXPR inline bool isValid() const noexcept;
523 Q_REQUIRED_RESULT QRectF normalized() const noexcept;
524
left()525 Q_DECL_CONSTEXPR inline qreal left() const noexcept { return xp; }
top()526 Q_DECL_CONSTEXPR inline qreal top() const noexcept { return yp; }
right()527 Q_DECL_CONSTEXPR inline qreal right() const noexcept { return xp + w; }
bottom()528 Q_DECL_CONSTEXPR inline qreal bottom() const noexcept { return yp + h; }
529
530 Q_DECL_CONSTEXPR inline qreal x() const noexcept;
531 Q_DECL_CONSTEXPR inline qreal y() const noexcept;
532 Q_DECL_RELAXED_CONSTEXPR inline void setLeft(qreal pos) noexcept;
533 Q_DECL_RELAXED_CONSTEXPR inline void setTop(qreal pos) noexcept;
534 Q_DECL_RELAXED_CONSTEXPR inline void setRight(qreal pos) noexcept;
535 Q_DECL_RELAXED_CONSTEXPR inline void setBottom(qreal pos) noexcept;
setX(qreal pos)536 Q_DECL_RELAXED_CONSTEXPR inline void setX(qreal pos) noexcept { setLeft(pos); }
setY(qreal pos)537 Q_DECL_RELAXED_CONSTEXPR inline void setY(qreal pos) noexcept { setTop(pos); }
538
topLeft()539 Q_DECL_CONSTEXPR inline QPointF topLeft() const noexcept { return QPointF(xp, yp); }
bottomRight()540 Q_DECL_CONSTEXPR inline QPointF bottomRight() const noexcept { return QPointF(xp+w, yp+h); }
topRight()541 Q_DECL_CONSTEXPR inline QPointF topRight() const noexcept { return QPointF(xp+w, yp); }
bottomLeft()542 Q_DECL_CONSTEXPR inline QPointF bottomLeft() const noexcept { return QPointF(xp, yp+h); }
543 Q_DECL_CONSTEXPR inline QPointF center() const noexcept;
544
545 Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPointF &p) noexcept;
546 Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPointF &p) noexcept;
547 Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPointF &p) noexcept;
548 Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPointF &p) noexcept;
549
550 Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(qreal pos) noexcept;
551 Q_DECL_RELAXED_CONSTEXPR inline void moveTop(qreal pos) noexcept;
552 Q_DECL_RELAXED_CONSTEXPR inline void moveRight(qreal pos) noexcept;
553 Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(qreal pos) noexcept;
554 Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPointF &p) noexcept;
555 Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPointF &p) noexcept;
556 Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPointF &p) noexcept;
557 Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPointF &p) noexcept;
558 Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPointF &p) noexcept;
559
560 Q_DECL_RELAXED_CONSTEXPR inline void translate(qreal dx, qreal dy) noexcept;
561 Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPointF &p) noexcept;
562
563 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(qreal dx, qreal dy) const noexcept;
564 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(const QPointF &p) const noexcept;
565
566 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF transposed() const noexcept;
567
568 Q_DECL_RELAXED_CONSTEXPR inline void moveTo(qreal x, qreal y) noexcept;
569 Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPointF &p) noexcept;
570
571 Q_DECL_RELAXED_CONSTEXPR inline void setRect(qreal x, qreal y, qreal w, qreal h) noexcept;
572 Q_DECL_RELAXED_CONSTEXPR inline void getRect(qreal *x, qreal *y, qreal *w, qreal *h) const;
573
574 Q_DECL_RELAXED_CONSTEXPR inline void setCoords(qreal x1, qreal y1, qreal x2, qreal y2) noexcept;
575 Q_DECL_RELAXED_CONSTEXPR inline void getCoords(qreal *x1, qreal *y1, qreal *x2, qreal *y2) const;
576
577 Q_DECL_RELAXED_CONSTEXPR inline void adjust(qreal x1, qreal y1, qreal x2, qreal y2) noexcept;
578 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF adjusted(qreal x1, qreal y1, qreal x2, qreal y2) const noexcept;
579
580 Q_DECL_CONSTEXPR inline QSizeF size() const noexcept;
581 Q_DECL_CONSTEXPR inline qreal width() const noexcept;
582 Q_DECL_CONSTEXPR inline qreal height() const noexcept;
583 Q_DECL_RELAXED_CONSTEXPR inline void setWidth(qreal w) noexcept;
584 Q_DECL_RELAXED_CONSTEXPR inline void setHeight(qreal h) noexcept;
585 Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSizeF &s) noexcept;
586
587 QRectF operator|(const QRectF &r) const noexcept;
588 QRectF operator&(const QRectF &r) const noexcept;
589 inline QRectF& operator|=(const QRectF &r) noexcept;
590 inline QRectF& operator&=(const QRectF &r) noexcept;
591
592 bool contains(const QRectF &r) const noexcept;
593 bool contains(const QPointF &p) const noexcept;
594 inline bool contains(qreal x, qreal y) const noexcept;
595 Q_REQUIRED_RESULT inline QRectF united(const QRectF &other) const noexcept;
596 Q_REQUIRED_RESULT inline QRectF intersected(const QRectF &other) const noexcept;
597 bool intersects(const QRectF &r) const noexcept;
598
599 Q_DECL_CONSTEXPR inline QRectF marginsAdded(const QMarginsF &margins) const noexcept;
600 Q_DECL_CONSTEXPR inline QRectF marginsRemoved(const QMarginsF &margins) const noexcept;
601 Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator+=(const QMarginsF &margins) noexcept;
602 Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator-=(const QMarginsF &margins) noexcept;
603
604 #if QT_DEPRECATED_SINCE(5, 0)
unite(const QRectF & r)605 Q_REQUIRED_RESULT QT_DEPRECATED QRectF unite(const QRectF &r) const noexcept { return united(r); }
intersect(const QRectF & r)606 Q_REQUIRED_RESULT QT_DEPRECATED QRectF intersect(const QRectF &r) const noexcept { return intersected(r); }
607 #endif
608
609 friend Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) noexcept;
610 friend Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) noexcept;
611
612 Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect toRect() const noexcept;
613 Q_REQUIRED_RESULT QRect toAlignedRect() const noexcept;
614
615 #if defined(Q_OS_DARWIN) || defined(Q_QDOC)
616 Q_REQUIRED_RESULT static QRectF fromCGRect(CGRect rect) noexcept;
617 Q_REQUIRED_RESULT CGRect toCGRect() const noexcept;
618 #endif
619
620 private:
621 qreal xp;
622 qreal yp;
623 qreal w;
624 qreal h;
625 };
626 Q_DECLARE_TYPEINFO(QRectF, Q_MOVABLE_TYPE);
627
628 Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) noexcept;
629 Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) noexcept;
630
631
632 /*****************************************************************************
633 QRectF stream functions
634 *****************************************************************************/
635 #ifndef QT_NO_DATASTREAM
636 Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QRectF &);
637 Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QRectF &);
638 #endif
639
640 /*****************************************************************************
641 QRectF inline member functions
642 *****************************************************************************/
643
QRectF(qreal aleft,qreal atop,qreal awidth,qreal aheight)644 Q_DECL_CONSTEXPR inline QRectF::QRectF(qreal aleft, qreal atop, qreal awidth, qreal aheight) noexcept
645 : xp(aleft), yp(atop), w(awidth), h(aheight)
646 {
647 }
648
QRectF(const QPointF & atopLeft,const QSizeF & asize)649 Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QSizeF &asize) noexcept
650 : xp(atopLeft.x()), yp(atopLeft.y()), w(asize.width()), h(asize.height())
651 {
652 }
653
654
QRectF(const QPointF & atopLeft,const QPointF & abottomRight)655 Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QPointF &abottomRight) noexcept
656 : xp(atopLeft.x()), yp(atopLeft.y()), w(abottomRight.x() - atopLeft.x()), h(abottomRight.y() - atopLeft.y())
657 {
658 }
659
QRectF(const QRect & r)660 Q_DECL_CONSTEXPR inline QRectF::QRectF(const QRect &r) noexcept
661 : xp(r.x()), yp(r.y()), w(r.width()), h(r.height())
662 {
663 }
664
665 QT_WARNING_PUSH
666 QT_WARNING_DISABLE_CLANG("-Wfloat-equal")
667 QT_WARNING_DISABLE_GCC("-Wfloat-equal")
668 QT_WARNING_DISABLE_INTEL(1572)
669
isNull()670 Q_DECL_CONSTEXPR inline bool QRectF::isNull() const noexcept
671 { return w == 0. && h == 0.; }
672
isEmpty()673 Q_DECL_CONSTEXPR inline bool QRectF::isEmpty() const noexcept
674 { return w <= 0. || h <= 0.; }
675
676 QT_WARNING_POP
677
isValid()678 Q_DECL_CONSTEXPR inline bool QRectF::isValid() const noexcept
679 { return w > 0. && h > 0.; }
680
x()681 Q_DECL_CONSTEXPR inline qreal QRectF::x() const noexcept
682 { return xp; }
683
y()684 Q_DECL_CONSTEXPR inline qreal QRectF::y() const noexcept
685 { return yp; }
686
setLeft(qreal pos)687 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setLeft(qreal pos) noexcept
688 { qreal diff = pos - xp; xp += diff; w -= diff; }
689
setRight(qreal pos)690 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRight(qreal pos) noexcept
691 { w = pos - xp; }
692
setTop(qreal pos)693 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTop(qreal pos) noexcept
694 { qreal diff = pos - yp; yp += diff; h -= diff; }
695
setBottom(qreal pos)696 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottom(qreal pos) noexcept
697 { h = pos - yp; }
698
setTopLeft(const QPointF & p)699 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopLeft(const QPointF &p) noexcept
700 { setLeft(p.x()); setTop(p.y()); }
701
setTopRight(const QPointF & p)702 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopRight(const QPointF &p) noexcept
703 { setRight(p.x()); setTop(p.y()); }
704
setBottomLeft(const QPointF & p)705 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomLeft(const QPointF &p) noexcept
706 { setLeft(p.x()); setBottom(p.y()); }
707
setBottomRight(const QPointF & p)708 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomRight(const QPointF &p) noexcept
709 { setRight(p.x()); setBottom(p.y()); }
710
center()711 Q_DECL_CONSTEXPR inline QPointF QRectF::center() const noexcept
712 { return QPointF(xp + w/2, yp + h/2); }
713
moveLeft(qreal pos)714 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveLeft(qreal pos) noexcept
715 { xp = pos; }
716
moveTop(qreal pos)717 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTop(qreal pos) noexcept
718 { yp = pos; }
719
moveRight(qreal pos)720 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveRight(qreal pos) noexcept
721 { xp = pos - w; }
722
moveBottom(qreal pos)723 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottom(qreal pos) noexcept
724 { yp = pos - h; }
725
moveTopLeft(const QPointF & p)726 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopLeft(const QPointF &p) noexcept
727 { moveLeft(p.x()); moveTop(p.y()); }
728
moveTopRight(const QPointF & p)729 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopRight(const QPointF &p) noexcept
730 { moveRight(p.x()); moveTop(p.y()); }
731
moveBottomLeft(const QPointF & p)732 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomLeft(const QPointF &p) noexcept
733 { moveLeft(p.x()); moveBottom(p.y()); }
734
moveBottomRight(const QPointF & p)735 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomRight(const QPointF &p) noexcept
736 { moveRight(p.x()); moveBottom(p.y()); }
737
moveCenter(const QPointF & p)738 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveCenter(const QPointF &p) noexcept
739 { xp = p.x() - w/2; yp = p.y() - h/2; }
740
width()741 Q_DECL_CONSTEXPR inline qreal QRectF::width() const noexcept
742 { return w; }
743
height()744 Q_DECL_CONSTEXPR inline qreal QRectF::height() const noexcept
745 { return h; }
746
size()747 Q_DECL_CONSTEXPR inline QSizeF QRectF::size() const noexcept
748 { return QSizeF(w, h); }
749
translate(qreal dx,qreal dy)750 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(qreal dx, qreal dy) noexcept
751 {
752 xp += dx;
753 yp += dy;
754 }
755
translate(const QPointF & p)756 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(const QPointF &p) noexcept
757 {
758 xp += p.x();
759 yp += p.y();
760 }
761
moveTo(qreal ax,qreal ay)762 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(qreal ax, qreal ay) noexcept
763 {
764 xp = ax;
765 yp = ay;
766 }
767
moveTo(const QPointF & p)768 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(const QPointF &p) noexcept
769 {
770 xp = p.x();
771 yp = p.y();
772 }
773
translated(qreal dx,qreal dy)774 Q_DECL_CONSTEXPR inline QRectF QRectF::translated(qreal dx, qreal dy) const noexcept
775 { return QRectF(xp + dx, yp + dy, w, h); }
776
translated(const QPointF & p)777 Q_DECL_CONSTEXPR inline QRectF QRectF::translated(const QPointF &p) const noexcept
778 { return QRectF(xp + p.x(), yp + p.y(), w, h); }
779
transposed()780 Q_DECL_CONSTEXPR inline QRectF QRectF::transposed() const noexcept
781 { return QRectF(topLeft(), size().transposed()); }
782
getRect(qreal * ax,qreal * ay,qreal * aaw,qreal * aah)783 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::getRect(qreal *ax, qreal *ay, qreal *aaw, qreal *aah) const
784 {
785 *ax = this->xp;
786 *ay = this->yp;
787 *aaw = this->w;
788 *aah = this->h;
789 }
790
setRect(qreal ax,qreal ay,qreal aaw,qreal aah)791 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRect(qreal ax, qreal ay, qreal aaw, qreal aah) noexcept
792 {
793 this->xp = ax;
794 this->yp = ay;
795 this->w = aaw;
796 this->h = aah;
797 }
798
getCoords(qreal * xp1,qreal * yp1,qreal * xp2,qreal * yp2)799 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::getCoords(qreal *xp1, qreal *yp1, qreal *xp2, qreal *yp2) const
800 {
801 *xp1 = xp;
802 *yp1 = yp;
803 *xp2 = xp + w;
804 *yp2 = yp + h;
805 }
806
setCoords(qreal xp1,qreal yp1,qreal xp2,qreal yp2)807 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setCoords(qreal xp1, qreal yp1, qreal xp2, qreal yp2) noexcept
808 {
809 xp = xp1;
810 yp = yp1;
811 w = xp2 - xp1;
812 h = yp2 - yp1;
813 }
814
adjust(qreal xp1,qreal yp1,qreal xp2,qreal yp2)815 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::adjust(qreal xp1, qreal yp1, qreal xp2, qreal yp2) noexcept
816 { xp += xp1; yp += yp1; w += xp2 - xp1; h += yp2 - yp1; }
817
adjusted(qreal xp1,qreal yp1,qreal xp2,qreal yp2)818 Q_DECL_CONSTEXPR inline QRectF QRectF::adjusted(qreal xp1, qreal yp1, qreal xp2, qreal yp2) const noexcept
819 { return QRectF(xp + xp1, yp + yp1, w + xp2 - xp1, h + yp2 - yp1); }
820
setWidth(qreal aw)821 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setWidth(qreal aw) noexcept
822 { this->w = aw; }
823
setHeight(qreal ah)824 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setHeight(qreal ah) noexcept
825 { this->h = ah; }
826
setSize(const QSizeF & s)827 Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setSize(const QSizeF &s) noexcept
828 {
829 w = s.width();
830 h = s.height();
831 }
832
contains(qreal ax,qreal ay)833 inline bool QRectF::contains(qreal ax, qreal ay) const noexcept
834 {
835 return contains(QPointF(ax, ay));
836 }
837
838 inline QRectF& QRectF::operator|=(const QRectF &r) noexcept
839 {
840 *this = *this | r;
841 return *this;
842 }
843
844 inline QRectF& QRectF::operator&=(const QRectF &r) noexcept
845 {
846 *this = *this & r;
847 return *this;
848 }
849
intersected(const QRectF & r)850 inline QRectF QRectF::intersected(const QRectF &r) const noexcept
851 {
852 return *this & r;
853 }
854
united(const QRectF & r)855 inline QRectF QRectF::united(const QRectF &r) const noexcept
856 {
857 return *this | r;
858 }
859
860 Q_DECL_CONSTEXPR inline bool operator==(const QRectF &r1, const QRectF &r2) noexcept
861 {
862 return qFuzzyCompare(r1.xp, r2.xp) && qFuzzyCompare(r1.yp, r2.yp)
863 && qFuzzyCompare(r1.w, r2.w) && qFuzzyCompare(r1.h, r2.h);
864 }
865
866 Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &r1, const QRectF &r2) noexcept
867 {
868 return !qFuzzyCompare(r1.xp, r2.xp) || !qFuzzyCompare(r1.yp, r2.yp)
869 || !qFuzzyCompare(r1.w, r2.w) || !qFuzzyCompare(r1.h, r2.h);
870 }
871
toRect()872 Q_DECL_CONSTEXPR inline QRect QRectF::toRect() const noexcept
873 {
874 return QRect(QPoint(qRound(xp), qRound(yp)), QPoint(qRound(xp + w) - 1, qRound(yp + h) - 1));
875 }
876
877 Q_DECL_CONSTEXPR inline QRectF operator+(const QRectF &lhs, const QMarginsF &rhs) noexcept
878 {
879 return QRectF(QPointF(lhs.left() - rhs.left(), lhs.top() - rhs.top()),
880 QSizeF(lhs.width() + rhs.left() + rhs.right(), lhs.height() + rhs.top() + rhs.bottom()));
881 }
882
883 Q_DECL_CONSTEXPR inline QRectF operator+(const QMarginsF &lhs, const QRectF &rhs) noexcept
884 {
885 return QRectF(QPointF(rhs.left() - lhs.left(), rhs.top() - lhs.top()),
886 QSizeF(rhs.width() + lhs.left() + lhs.right(), rhs.height() + lhs.top() + lhs.bottom()));
887 }
888
889 Q_DECL_CONSTEXPR inline QRectF operator-(const QRectF &lhs, const QMarginsF &rhs) noexcept
890 {
891 return QRectF(QPointF(lhs.left() + rhs.left(), lhs.top() + rhs.top()),
892 QSizeF(lhs.width() - rhs.left() - rhs.right(), lhs.height() - rhs.top() - rhs.bottom()));
893 }
894
marginsAdded(const QMarginsF & margins)895 Q_DECL_CONSTEXPR inline QRectF QRectF::marginsAdded(const QMarginsF &margins) const noexcept
896 {
897 return QRectF(QPointF(xp - margins.left(), yp - margins.top()),
898 QSizeF(w + margins.left() + margins.right(), h + margins.top() + margins.bottom()));
899 }
900
marginsRemoved(const QMarginsF & margins)901 Q_DECL_CONSTEXPR inline QRectF QRectF::marginsRemoved(const QMarginsF &margins) const noexcept
902 {
903 return QRectF(QPointF(xp + margins.left(), yp + margins.top()),
904 QSizeF(w - margins.left() - margins.right(), h - margins.top() - margins.bottom()));
905 }
906
907 Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator+=(const QMarginsF &margins) noexcept
908 {
909 *this = marginsAdded(margins);
910 return *this;
911 }
912
913 Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator-=(const QMarginsF &margins) noexcept
914 {
915 *this = marginsRemoved(margins);
916 return *this;
917 }
918
919 #ifndef QT_NO_DEBUG_STREAM
920 Q_CORE_EXPORT QDebug operator<<(QDebug, const QRectF &);
921 #endif
922
923 QT_END_NAMESPACE
924
925 #endif // QRECT_H
926