/* * Copyright (c) 1987, 1988, 1989, 1990, 1991 Stanford University * Copyright (c) 1991 Silicon Graphics, Inc. * * Permission to use, copy, modify, distribute, and sell this software and * its documentation for any purpose is hereby granted without fee, provided * that (i) the above copyright notices and this permission notice appear in * all copies of the software and related documentation, and (ii) the names of * Stanford and Silicon Graphics may not be used in any advertising or * publicity relating to the software without the specific, prior written * permission of Stanford and Silicon Graphics. * * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. * * IN NO EVENT SHALL STANFORD OR SILICON GRAPHICS BE LIABLE FOR * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ /* * Hit detection */ #ifndef iv_hit_h #define iv_hit_h #include <InterViews/coord.h> #include <InterViews/glyph.h> #include <InterViews/_enter.h> class Event; class Handler; class HitImpl; class Transformer; class Hit { protected: Hit(HitImpl*); public: Hit(const Event*); Hit(Coord x, Coord y); Hit(Coord left, Coord bottom, Coord right, Coord top); virtual ~Hit(); virtual const Event* event() const; virtual Coord left() const; virtual Coord bottom() const; virtual Coord right() const; virtual Coord top() const; virtual void push_transform(); virtual void transform(const Transformer&); virtual void pop_transform(); virtual void begin(int depth, Glyph*, GlyphIndex, Handler* = nil); virtual void target(int depth, Glyph*, GlyphIndex, Handler* = nil); virtual void end(); virtual void remove(int depth, GlyphIndex target = 0); virtual void retarget( int depth, Glyph*, GlyphIndex, Handler* = nil, GlyphIndex target = 0 ); virtual boolean any() const; virtual int count() const; virtual int depth(GlyphIndex target = 0) const; virtual Glyph* target(int depth, GlyphIndex target = 0) const; virtual GlyphIndex index(int depth, GlyphIndex target = 0) const; virtual Handler* handler() const; private: HitImpl* impl_; char free_store_[4000]; void init(); }; #include <InterViews/_leave.h> #endif