237 lines
5.4 KiB
C++
237 lines
5.4 KiB
C++
// -*- c++ -*-
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// Generated by gtkmmproc -- DO NOT MODIFY!
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#ifndef _GDKMM_REGION_H
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#define _GDKMM_REGION_H
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#include <glibmm.h>
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/* $Id$ */
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/* region.h
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*
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* Copyright (C) 1998-2002 The gtkmm Development Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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extern "C" { typedef struct _GdkRegion GdkRegion; }
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#include <glibmm/arrayhandle.h>
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#include <gdkmm/types.h>
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#include <gdkmm/rectangle.h>
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namespace Gdk
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{
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/** @addtogroup gdkmmEnums Enums and Flags */
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/**
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* @ingroup gdkmmEnums
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*/
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enum FillRule
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{
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EVEN_ODD_RULE,
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WINDING_RULE
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};
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} // namespace Gdk
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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namespace Glib
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{
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template <>
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class Value<Gdk::FillRule> : public Glib::Value_Enum<Gdk::FillRule>
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{
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public:
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static GType value_type() G_GNUC_CONST;
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};
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} // namespace Glib
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Gdk
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{
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/**
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* @ingroup gdkmmEnums
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*/
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enum OverlapType
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{
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OVERLAP_RECTANGLE_IN,
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OVERLAP_RECTANGLE_OUT,
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OVERLAP_RECTANGLE_PART
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};
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} // namespace Gdk
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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namespace Glib
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{
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template <>
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class Value<Gdk::OverlapType> : public Glib::Value_Enum<Gdk::OverlapType>
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{
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public:
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static GType value_type() G_GNUC_CONST;
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};
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} // namespace Glib
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Gdk
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{
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/** This is an opaque data type holding a set of arbitrary pixels, and is usually used for clipping graphical operations
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* (see Gdk::GC::set_clip_region()).
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*/
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class Region
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{
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public:
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef Region CppObjectType;
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typedef GdkRegion BaseObjectType;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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Region();
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// Use make_a_copy=true when getting it directly from a struct.
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explicit Region(GdkRegion* castitem, bool make_a_copy = false);
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Region(const Region& src);
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Region& operator=(const Region& src);
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~Region();
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GdkRegion* gobj() { return gobject_; }
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const GdkRegion* gobj() const { return gobject_; }
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///Provides access to the underlying C instance. The caller is responsible for freeing it. Use when directly setting fields in structs.
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GdkRegion* gobj_copy() const;
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protected:
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GdkRegion* gobject_;
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private:
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public:
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Region(const Glib::ArrayHandle<Gdk::Point>& points, FillRule fill_rule);
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explicit Region(const Rectangle& rectangle);
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void get_clipbox(const Rectangle& rectangle);
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Glib::ArrayHandle<Rectangle> get_rectangles() const;
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bool empty();
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bool point_in(int x, int y);
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OverlapType rect_in(const Rectangle& rect);
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void offset(int dx, int dy);
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void shrink(int dx, int dy);
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/** Sets the area of @a region to the union of the areas of @a region and
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* @a rect . The resulting area is the set of pixels contained in
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* either @a region or @a rect .
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* @param rect A Gdk::Rectangle.
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*/
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void union_with_rect(const Rectangle& rect);
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/** Sets the area of @a source1 to the intersection of the areas of @a source1
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* and @a source2 . The resulting area is the set of pixels contained in
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* both @a source1 and @a source2 .
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* @param source2 Another Gdk::Region.
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*/
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void intersect(const Region& source2);
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/** Sets the area of @a source1 to the union of the areas of @a source1 and
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* @a source2 . The resulting area is the set of pixels contained in
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* either @a source1 or @a source2 .
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* @param source2 A Gdk::Region.
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*/
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void union_(const Region& source2); //union is a keyword.
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/** Subtracts the area of @a source2 from the area @a source1 . The resulting
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* area is the set of pixels contained in @a source1 but not in @a source2 .
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* @param source2 Another Gdk::Region.
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*/
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void subtract(const Region& source2);
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/** Sets the area of @a source1 to the exclusive-OR of the areas of @a source1
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* and @a source2 . The resulting area is the set of pixels contained in one
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* or the other of the two sources but not in both.
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* @param source2 Another Gdk::Region.
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*/
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void xor_(const Region& source2); //xor is a keyword
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void spans_intersect_foreach(GdkSpan* spans, int n_spans, bool sorted, GdkSpanFunc function, gpointer data);
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};
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} //namespace Gdk
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namespace Gdk
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{
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/** @relates Gdk::Region
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* @param lhs The left-hand side
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* @param rhs The right-hand side
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* @result The result
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*/
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bool operator==(const Region& lhs, const Region& rhs);
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/** @relates Gdk::Region
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* @param lhs The left-hand side
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* @param rhs The right-hand side
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* @result The result
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*/
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bool operator!=(const Region& lhs, const Region& rhs);
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} // namespace Gdk
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namespace Glib
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{
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/** @relates Gdk::Region
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* @param object The C instance
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* @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref.
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* @result A C++ instance that wraps this C instance.
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*/
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Gdk::Region wrap(GdkRegion* object, bool take_copy = false);
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} // namespace Glib
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#endif /* _GDKMM_REGION_H */
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