xref: /haiku/docs/user/interface/Size.dox (revision d17092ceb18bf47a96dbaf8a1acf10e6e3070704)
1/*
2 * Copyright 2014 Haiku, Inc. All rights reserved.
3 * Distributed under the terms of the MIT License.
4 *
5 * Authors:
6 *		Augustin Cavalier, waddlesplash@gmail.com
7 *
8 * Corresponds to:
9 *		headers/os/interface/Size.h	 hrev48620
10 *		src/kits/interface/Size.cpp	 hrev48620
11 */
12
13
14/*!
15	\file Size.h
16	\ingroup interface
17	\ingroup libbe
18	\brief BSize class definition and related enum definition.
19*/
20
21
22/*!
23	\var B_SIZE_UNSET
24
25	A placeholder size value. Controls that are passed this value
26	will create their own sizing.
27
28	\since Haiku R1
29*/
30
31
32/*!
33	\var B_SIZE_UNLIMITED
34
35	The largest possible size value.
36
37	\since Haiku R1
38*/
39
40
41/*!
42	\class BSize
43	\ingroup interface
44	\ingroup libbe
45	\brief A two-dimensional size.
46
47	\since Haiku R1
48*/
49
50
51/*!
52	\var BSize::width
53	\brief The horizontal dimension.
54
55	\since Haiku R1
56*/
57
58
59/*!
60	\var BSize::height
61	\brief The vertical dimension.
62
63	\since Haiku R1
64*/
65
66
67/*!
68	\fn inline BSize::BSize()
69	\brief Initializes a BSize object with both dimensions set to \c B_SIZE_UNSET.
70
71	\see BSize::Set()
72
73	\since Haiku R1
74*/
75
76
77/*!
78	\fn inline BSize::BSize(float width, float height)
79	\brief Initializes a BSize object with the specified \a width and
80	       \a height values.
81
82	\param width The \a width value to set.
83	\param height The \a height value to set.
84
85	\since Haiku R1
86*/
87
88
89/*!
90	\fn inline BSize::BSize(const BSize& other)
91	\brief Initializes a BSize object from another BSize.
92
93	\param other The BSize object to copy from.
94
95	\since Haiku R1
96*/
97
98
99/*!
100	\fn inline float BSize::Width() const
101	\brief Gets the \a width of the BSize object.
102
103	\returns BSize::width
104
105	\since Haiku R1
106*/
107
108
109/*!
110	\fn inline float BSize::Height() const
111	\brief Gets the \a height of the BSize object.
112
113	\returns BSize::height
114
115	\since Haiku R1
116*/
117
118
119/*!
120	\fn inline void BSize::Set(float width, float height)
121	\brief Sets the \a width and \a height values of a BSize object.
122
123	\param width The \a width value to set.
124	\param height The \a height value to set.
125
126	\since Haiku R1
127*/
128
129
130/*!
131	\fn inline void BSize::SetWidth(float width)
132	\brief Sets the \a width value of a BSize object.
133
134	\param width The \a width value to set.
135
136	\since Haiku R1
137*/
138
139
140/*!
141	\fn inline void BSize::SetHeight(float height)
142	\brief Sets the \a height value of a BSize object.
143
144	\param height The \a height value to set.
145
146	\since Haiku R1
147*/
148
149
150/*!
151	\fn inline int32 BSize::IntegerWidth() const
152	\brief Returns the \a width value of a BSize object as an \a int32.
153
154	\returns BSize::width, cast to an \a int32.
155
156	\warning This may lose precision!
157
158	\since Haiku R1
159*/
160
161
162/*!
163	\fn inline int32 BSize::IntegerHeight() const
164	\brief Returns the \a height value of a BSize object as an \a int32.
165
166	\returns BSize::height, cast to an \a int32.
167
168	\warning This may lose precision!
169
170	\since Haiku R1
171*/
172
173
174/*!
175	\fn inline bool BSize::IsWidthSet() const
176	\brief Checks if the BSize::width is not \c B_SIZE_UNSET.
177
178	\returns \c true if the width is set, \c false otherwise.
179
180	\since Haiku R1
181*/
182
183
184/*!
185	\fn inline bool BSize::IsHeightSet() const
186	\brief Checks if the BSize::height is not \c B_SIZE_UNSET.
187
188	\returns \c true if the height is set, \c false otherwise.
189
190	\since Haiku R1
191*/
192
193
194/*!
195	\name Operators
196*/
197
198
199//! @{
200
201
202/*!
203	\fn inline BSize& BSize::operator=(const BSize& other)
204	\brief Initializes a BSize object from another BSize by overloading
205	       the = operator.
206
207	\param other The BSize object to copy from.
208
209	\since Haiku R1
210*/
211
212
213/*!
214	\fn bool BSize::operator!=(const BSize& other) const
215	\brief Returns whether or not the width and height values of the BSize
216	       objects differ.
217
218	\return \c true if the width or height values differ, \c false otherwise.
219
220	\since Haiku R1
221*/
222
223
224/*!
225	\fn bool BSize::operator==(const BSize& other) const
226	\brief Returns whether or not the width and height values of the BSize
227	       objects are equal.
228
229	\return \c true if the width and height values are equal, \c false otherwise.
230
231	\since Haiku R1
232*/
233
234
235//! @}
236