Compiz: include/core/rect.h Source File

00001 /*
00002  * Copyright © 2008 Dennis Kasprzyk
00003  *
00004  * Permission to use, copy, modify, distribute, and sell this software
00005  * and its documentation for any purpose is hereby granted without
00006  * fee, provided that the above copyright notice appear in all copies
00007  * and that both that copyright notice and this permission notice
00008  * appear in supporting documentation, and that the name of
00009  * Dennis Kasprzyk not be used in advertising or publicity pertaining to
00010  * distribution of the software without specific, written prior permission.
00011  * Dennis Kasprzyk makes no representations about the suitability of this
00012  * software for any purpose. It is provided "as is" without express or
00013  * implied warranty.
00014  *
00015  * DENNIS KASPRZYK DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
00016  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
00017  * NO EVENT SHALL DENNIS KASPRZYK BE LIABLE FOR ANY SPECIAL, INDIRECT OR
00018  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
00019  * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
00020  * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
00021  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
00022  *
00023  * Authors: Dennis Kasprzyk <onestone@compiz-fusion.org>
00024  */
00025 
00026 #ifndef _COMPRECT_H
00027 #define _COMPRECT_H
00028 
00033 class CompRect {
00034 
00035     public:
00036         CompRect ();
00037         CompRect (int x, int y, int width, int height);
00038         CompRect (const CompRect&);
00039         CompRect (const XRectangle);
00040 
00041         int x () const;
00042         int y () const;
00043         CompPoint pos () const;
00044 
00045         int width () const;
00046         int height () const;
00047 
00048         int x1 () const;
00049         int y1 () const;
00050         int x2 () const;
00051         int y2 () const;
00052 
00053         int left   () const;
00054         int right  () const;
00055         int top    () const;
00056         int bottom () const;
00057 
00058         int centerX () const;
00059         int centerY () const;
00060         CompPoint center () const;
00061 
00062         int area () const;
00063         
00067         const Region region () const;
00068 
00069         void setGeometry (int x, int y,
00070                           int width, int height);
00071 
00072         void setX      (int);
00073         void setY      (int);
00074         void setWidth  (int);
00075         void setHeight (int);
00076 
00077         void setPos (const CompPoint&);
00078         void setSize (const CompSize&);
00079 
00086         void setLeft    (int);
00093         void setTop     (int);
00100         void setRight   (int);
00107         void setBottom  (int);
00108 
00109         bool contains (const CompPoint &) const;
00110         bool contains (const CompRect &) const;
00111         bool intersects (const CompRect &) const;
00112         bool isEmpty () const;
00113 
00114         bool operator== (const CompRect &) const;
00115         bool operator!= (const CompRect &) const;
00116 
00117         CompRect operator& (const CompRect &) const;
00118         CompRect& operator&= (const CompRect &);
00119         CompRect& operator= (const CompRect &);
00120 
00121         typedef std::vector<CompRect> vector;
00122         typedef std::vector<CompRect *> ptrVector;
00123         typedef std::list<CompRect *> ptrList;
00124 
00125     private:
00126         REGION       mRegion;
00127 };
00128 
00129 
00130 inline int
00131 CompRect::x () const
00132 {
00133     return mRegion.extents.x1;
00134 }
00135 
00136 inline int
00137 CompRect::y () const
00138 {
00139     return mRegion.extents.y1;
00140 }
00141 
00142 inline CompPoint
00143 CompRect::pos () const
00144 {
00145     return CompPoint (x (), y ());
00146 }
00147 
00148 inline int
00149 CompRect::width () const
00150 {
00151     return mRegion.extents.x2 - mRegion.extents.x1;
00152 }
00153 
00154 inline int
00155 CompRect::height () const
00156 {
00157     return mRegion.extents.y2 - mRegion.extents.y1;
00158 }
00159 
00160 inline int
00161 CompRect::x1 () const
00162 {
00163     return mRegion.extents.x1;
00164 }
00165 
00166 inline int
00167 CompRect::y1 () const
00168 {
00169     return mRegion.extents.y1;
00170 }
00171 
00172 inline int
00173 CompRect::x2 () const
00174 {
00175     return mRegion.extents.x2;
00176 }
00177 
00178 inline int
00179 CompRect::y2 () const
00180 {
00181     return mRegion.extents.y2;
00182 }
00183 
00184 inline int
00185 CompRect::left () const
00186 {
00187     return mRegion.extents.x1;
00188 }
00189 
00190 inline int
00191 CompRect::right () const
00192 {
00193     return mRegion.extents.x2;
00194 }
00195 
00196 inline int
00197 CompRect::top () const
00198 {
00199     return mRegion.extents.y1;
00200 }
00201 
00202 
00203 inline int
00204 CompRect::bottom () const
00205 {
00206     return mRegion.extents.y2;
00207 }
00208 
00209 inline int
00210 CompRect::centerX () const
00211 {
00212     return x () + width () / 2;
00213 }
00214 
00215 inline int
00216 CompRect::centerY () const
00217 {
00218     return y () + height () / 2;
00219 }
00220 
00221 inline CompPoint
00222 CompRect::center () const
00223 {
00224     return CompPoint (centerX (), centerY ());
00225 }
00226 
00227 #endif