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Diffstat (limited to 'fltk-2/include/fltk/Rectangle.h')
| -rw-r--r-- | fltk-2/include/fltk/Rectangle.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/fltk-2/include/fltk/Rectangle.h b/fltk-2/include/fltk/Rectangle.h deleted file mode 100644 index 22637a5..0000000 --- a/fltk-2/include/fltk/Rectangle.h +++ /dev/null @@ -1,122 +0,0 @@ -// "$Id: Rectangle.h 5454 2006-09-19 02:38:02Z spitzak $" -// -// Copyright 1998-2006 by Bill Spitzak and others. -// -// This library is free software; you can redistribute it and/or -// modify it under the terms of the GNU Library General Public -// License as published by the Free Software Foundation; either -// version 2 of the License, or (at your option) any later version. -// -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -// Library General Public License for more details. -// -// You should have received a copy of the GNU Library General Public -// License along with this library; if not, write to the Free Software -// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 -// USA. -// -// Please report all bugs and problems to "fltk-bugs@fltk.org". - -#ifndef fltk_Rectangle_h -#define fltk_Rectangle_h - -#include "FL_API.h" - -// rectangle macros that help keeping rectangle predicates as strict as possible -// even when not using rectangles in some situations (as when only using w h scalars) -// so that there is only one strict defintion for common predicates, -// if one change the following, it will be repercuted in all the core lib -#define FLTK_RECT_EMPTY(w,h) (w <= 0 || h <= 0) -// we should always use the same evaluation for center_x, center_y in all corelib code: -//#define FLTK_CENTER_X(coord, length) (coord + (length>>1)) -//#define FLTK_CENTER_Y(coord, length) (coord + (length>>1)) - -namespace fltk { - -class FL_API Rectangle { - int x_, y_, w_, h_; - - public: - - /*! Left edge */ - int x() const {return x_;} - /*! Top edge */ - int y() const {return y_;} - /*! Distance between left and right edges */ - int w() const {return w_;} - /*! Distance between top and bottom edges */ - int h() const {return h_;} - /*! Return x()+w(), the right edge of the rectangle. */ - int r() const {return x_+w_;} - /*! Return y()+h(), the bottom edge of the rectangle. */ - int b() const {return y_+h_;} - /*! Move the rectangle so the left edge is at \a v. */ - void x(int v) {x_ = v;} - /*! Move the rectangle so the top edge is at \a v. */ - void y(int v) {y_ = v;} - /*! Change w() by moving the right edge. x() does not change. */ - void w(int v) {w_ = v;} - /*! Change h() by moving the bottom edge. y() does not change. */ - void h(int v) {h_ = v;} - /*! Change x() without changing r(), by changing the width. */ - void set_x(int v) {w_ -= v-x_; x_ = v;} - /*! Change y() without changing b(), by changing the height. */ - void set_y(int v) {h_ -= v-y_; y_ = v;} - /*! Change r() without changing x(), by changine the width. */ - void set_r(int v) {w_ = v-x_;} - /*! Change b() without changing y(), by changine the height. */ - void set_b(int v) {h_ = v-y_;} - /*! Set x(), y(), w(), and h() all at once. */ - void set(int x, int y, int w, int h) {x_=x; y_=y; w_=w; h_=h;} - /*! Sets x, y, w, h so that's it's centered or aligned (if flags!=0) inside the source r */ - void set (const Rectangle& r, int w, int h, int flags = 0); - /*! Add \a d to x() without changing r() (it reduces w() by \a d). */ - void move_x(int d) {x_ += d; w_ -= d;} - /*! Add \a d to y() without changing b() (it reduces h() by \a d). */ - void move_y(int d) {y_ += d; h_ -= d;} - /*! Add \a d to r() and w(). */ - void move_r(int d) {w_ += d;} - /*! Add \a d to b() and h(). */ - void move_b(int d) {h_ += d;} - /*! Move all edges in by \a d. See also Symbol::inset() */ - void inset(int d) {x_ += d; y_ += d; w_ -= 2*d; h_ -= 2*d;} - /*! Move entire rectangle by given distance in x and y. */ - void move(int dx, int dy) {x_ += dx; y_ += dy;} - /*! True if w() or h() are less or equal to zero. */ - bool empty() const {return FLTK_RECT_EMPTY(w_, h_);} - /*! Same as !empty(), true if w() and h() are both greater than zero. */ - bool not_empty() const {return !FLTK_RECT_EMPTY(w_, h_);} - /*! Integer center position. Rounded to the left if w() is odd. */ - int center_x() const {return x_+(w_>>1);} - /*! Integer center position. Rounded to lower y if h() is odd. */ - int center_y() const {return y_+(h_>>1);} - /*! Where to put baseline to center current font nicely */ - int baseline_y() const; - - Rectangle() {} - - /*! Constructor that sets x(), y(), w(), and h(). */ - Rectangle(int x, int y, int w, int h) : x_(x), y_(y), w_(w), h_(h) {} - - /*! Constructor that sets x() and y() to zero, and sets w() and h(). */ - Rectangle(int w, int h) : x_(0), y_(0), w_(w), h_(h) {} - - /*! Copy constructor. */ - Rectangle(const Rectangle& r) : x_(r.x_),y_(r.y_),w_(r.w_),h_(r.h_) {} - - /*! Constructor that calls set(). */ - Rectangle(const Rectangle& r, int w, int h, int flags = 0) {set(r,w,h,flags);} - - /*! True if rectangle contains the pixel who's upper-left corner is at x,y */ - bool contains(int x, int y) const {return x>=x_ && y>=y_ && x<x_+w_ && y<y_+h_;} - - void merge(const Rectangle& r); - void intersect(const Rectangle& r); - -}; - -} - -#endif |