639 lines
16 KiB
C
639 lines
16 KiB
C
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// -*- c++ -*-
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// Generated by gtkmmproc -- DO NOT MODIFY!
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#ifndef _GDKMM_GC_H
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#define _GDKMM_GC_H
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#include <glibmm.h>
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/* $Id$ */
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/* gc.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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#include <glibmm/object.h>
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#include <gdkmm/drawable.h>
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#include <gdkmm/types.h>
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#include <gdkmm/rectangle.h>
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#include <gdkmm/region.h>
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#include <gdkmm/screen.h>
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#include <gdk/gdkgc.h>
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef struct _GdkGC GdkGC;
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typedef struct _GdkGCClass GdkGCClass;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Gdk
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{ class GC_Class; } // namespace Gdk
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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 LineStyle
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{
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LINE_SOLID,
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LINE_ON_OFF_DASH,
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LINE_DOUBLE_DASH
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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::LineStyle> : public Glib::Value_Enum<Gdk::LineStyle>
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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 CapStyle
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{
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CAP_NOT_LAST,
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CAP_BUTT,
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CAP_ROUND,
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CAP_PROJECTING
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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::CapStyle> : public Glib::Value_Enum<Gdk::CapStyle>
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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 JoinStyle
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{
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JOIN_MITER,
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JOIN_ROUND,
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JOIN_BEVEL
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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::JoinStyle> : public Glib::Value_Enum<Gdk::JoinStyle>
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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 Fill
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{
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SOLID,
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TILED,
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STIPPLED,
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OPAQUE_STIPPLED
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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::Fill> : public Glib::Value_Enum<Gdk::Fill>
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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 Function
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{
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COPY,
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INVERT,
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XOR,
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CLEAR,
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AND,
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AND_REVERSE,
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AND_INVERT,
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NOOP,
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OR,
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EQUIV,
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OR_REVERSE,
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COPY_INVERT,
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OR_INVERT,
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NAND,
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NOR,
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SET
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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::Function> : public Glib::Value_Enum<Gdk::Function>
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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 SubwindowMode
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{
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CLIP_BY_CHILDREN,
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INCLUDE_INFERIORS
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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::SubwindowMode> : public Glib::Value_Enum<Gdk::SubwindowMode>
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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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* @par Bitwise operators:
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* <tt>%GCValuesMask operator|(GCValuesMask, GCValuesMask)</tt><br>
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* <tt>%GCValuesMask operator&(GCValuesMask, GCValuesMask)</tt><br>
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* <tt>%GCValuesMask operator^(GCValuesMask, GCValuesMask)</tt><br>
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* <tt>%GCValuesMask operator~(GCValuesMask)</tt><br>
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* <tt>%GCValuesMask& operator|=(GCValuesMask&, GCValuesMask)</tt><br>
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* <tt>%GCValuesMask& operator&=(GCValuesMask&, GCValuesMask)</tt><br>
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* <tt>%GCValuesMask& operator^=(GCValuesMask&, GCValuesMask)</tt><br>
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*/
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enum GCValuesMask
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{
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GC_FOREGROUND = 1 << 0,
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GC_BACKGROUND = 1 << 1,
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GC_FONT = 1 << 2,
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GC_FUNCTION = 1 << 3,
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GC_FILL = 1 << 4,
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GC_TILE = 1 << 5,
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GC_STIPPLE = 1 << 6,
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GC_CLIP_MASK = 1 << 7,
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GC_SUBWINDOW = 1 << 8,
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GC_TS_X_ORIGIN = 1 << 9,
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GC_TS_Y_ORIGIN = 1 << 10,
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GC_CLIP_X_ORIGIN = 1 << 11,
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GC_CLIP_Y_ORIGIN = 1 << 12,
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GC_EXPOSURES = 1 << 13,
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GC_LINE_WIDTH = 1 << 14,
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GC_LINE_STYLE = 1 << 15,
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GC_CAP_STYLE = 1 << 16,
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GC_JOIN_STYLE = 1 << 17
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};
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/** @ingroup gdkmmEnums */
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inline GCValuesMask operator|(GCValuesMask lhs, GCValuesMask rhs)
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{ return static_cast<GCValuesMask>(static_cast<unsigned>(lhs) | static_cast<unsigned>(rhs)); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask operator&(GCValuesMask lhs, GCValuesMask rhs)
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{ return static_cast<GCValuesMask>(static_cast<unsigned>(lhs) & static_cast<unsigned>(rhs)); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask operator^(GCValuesMask lhs, GCValuesMask rhs)
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{ return static_cast<GCValuesMask>(static_cast<unsigned>(lhs) ^ static_cast<unsigned>(rhs)); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask operator~(GCValuesMask flags)
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{ return static_cast<GCValuesMask>(~static_cast<unsigned>(flags)); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask& operator|=(GCValuesMask& lhs, GCValuesMask rhs)
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{ return (lhs = static_cast<GCValuesMask>(static_cast<unsigned>(lhs) | static_cast<unsigned>(rhs))); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask& operator&=(GCValuesMask& lhs, GCValuesMask rhs)
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{ return (lhs = static_cast<GCValuesMask>(static_cast<unsigned>(lhs) & static_cast<unsigned>(rhs))); }
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/** @ingroup gdkmmEnums */
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inline GCValuesMask& operator^=(GCValuesMask& lhs, GCValuesMask rhs)
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{ return (lhs = static_cast<GCValuesMask>(static_cast<unsigned>(lhs) ^ static_cast<unsigned>(rhs))); }
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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::GCValuesMask> : public Glib::Value_Flags<Gdk::GCValuesMask>
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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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class Drawable;
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/** All drawing operations in GDK take a graphics context (GC) argument.
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* A graphics context encapsulates information about the way things are drawn, such as the foreground color or line width.
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* By using graphics contexts, the number of arguments to each drawing call is greatly reduced, and communication overhead
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* is minimized, since identical arguments do not need to be passed repeatedly.
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*/
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class GC : public Glib::Object
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{
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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public:
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typedef GC CppObjectType;
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typedef GC_Class CppClassType;
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typedef GdkGC BaseObjectType;
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typedef GdkGCClass BaseClassType;
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private: friend class GC_Class;
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static CppClassType gc_class_;
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private:
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// noncopyable
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GC(const GC&);
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GC& operator=(const GC&);
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protected:
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explicit GC(const Glib::ConstructParams& construct_params);
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explicit GC(GdkGC* castitem);
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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public:
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virtual ~GC();
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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static GType get_type() G_GNUC_CONST;
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static GType get_base_type() G_GNUC_CONST;
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#endif
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///Provides access to the underlying C GObject.
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GdkGC* gobj() { return reinterpret_cast<GdkGC*>(gobject_); }
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///Provides access to the underlying C GObject.
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const GdkGC* gobj() const { return reinterpret_cast<GdkGC*>(gobject_); }
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///Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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GdkGC* gobj_copy();
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private:
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protected:
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GC();
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explicit GC(const Glib::RefPtr<Drawable>& drawable);
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public:
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static Glib::RefPtr<GC> create();
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static Glib::RefPtr<GC> create(const Glib::RefPtr<Drawable>& drawable);
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// Custom wrap these?, maybe with a Gdk::GC::Value class. Need to do take care of refcounts of GdkGCValue's fields.
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||
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// Actually, I don't see the need for these methods. murrayc.
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||
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//_WRAP_METHOD(void get_values(GdkGCValues& values) const, gdk_gc_get_values)
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//_WRAP_METHOD(void set_values(const GdkGCValues& values, GCValuesMask values_mask), gdk_gc_set_values)
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||
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//__IGNORE(gdk_gc_get_values, gdk_gc_set_values)
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||
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||
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/** Sets the foreground color for a graphics context.
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* Note that this function uses @a color ->pixel, use
|
||
|
|
* set_rgb_fg_color() to specify the foreground
|
||
|
|
* color as red, green, blue components.
|
||
|
|
* @param color The new foreground color.
|
||
|
|
*/
|
||
|
|
void set_foreground(const Color& color);
|
||
|
|
|
||
|
|
/** Sets the background color for a graphics context.
|
||
|
|
* Note that this function uses @a color ->pixel, use
|
||
|
|
* set_rgb_bg_color() to specify the background
|
||
|
|
* color as red, green, blue components.
|
||
|
|
* @param color The new background color.
|
||
|
|
*/
|
||
|
|
void set_background(const Color& color);
|
||
|
|
|
||
|
|
/** Determines how the current pixel values and the
|
||
|
|
* pixel values being drawn are combined to produce
|
||
|
|
* the final pixel values.
|
||
|
|
* @param function The Gdk::Function to use.
|
||
|
|
*/
|
||
|
|
void set_function(Function function);
|
||
|
|
|
||
|
|
/** Set the fill mode for a graphics context.
|
||
|
|
* @param fill The new fill mode.
|
||
|
|
*/
|
||
|
|
void set_fill(Fill fill);
|
||
|
|
|
||
|
|
/** Set a tile pixmap for a graphics context.
|
||
|
|
* This will only be used if the fill mode
|
||
|
|
* is Gdk::TILED.
|
||
|
|
* @param tile The new tile pixmap.
|
||
|
|
*/
|
||
|
|
void set_tile(const Glib::RefPtr<Pixmap>& tile);
|
||
|
|
|
||
|
|
/** Set the stipple bitmap for a graphics context. The
|
||
|
|
* stipple will only be used if the fill mode is
|
||
|
|
* Gdk::STIPPLED or Gdk::OPAQUE_STIPPLED.
|
||
|
|
* @param stipple The new stipple bitmap.
|
||
|
|
*/
|
||
|
|
void set_stipple(const Glib::RefPtr<Pixmap>& stipple);
|
||
|
|
|
||
|
|
/** Set the origin when using tiles or stipples with
|
||
|
|
* the GC. The tile or stipple will be aligned such
|
||
|
|
* that the upper left corner of the tile or stipple
|
||
|
|
* will coincide with this point.
|
||
|
|
* @param x The x-coordinate of the origin.
|
||
|
|
* @param y The y-coordinate of the origin.
|
||
|
|
*/
|
||
|
|
void set_ts_origin(int x, int y);
|
||
|
|
|
||
|
|
/** Sets the origin of the clip mask. The coordinates are
|
||
|
|
* interpreted relative to the upper-left corner of
|
||
|
|
* the destination drawable of the current operation.
|
||
|
|
* @param x The x-coordinate of the origin.
|
||
|
|
* @param y The y-coordinate of the origin.
|
||
|
|
*/
|
||
|
|
void set_clip_origin(int x, int y);
|
||
|
|
|
||
|
|
/** Sets the clip mask for a graphics context from a bitmap.
|
||
|
|
* The clip mask is interpreted relative to the clip
|
||
|
|
* origin. (See set_clip_origin()).
|
||
|
|
* @param mask A bitmap.
|
||
|
|
*/
|
||
|
|
void set_clip_mask(const Glib::RefPtr<Bitmap>& mask);
|
||
|
|
|
||
|
|
/** @deprecated Use set_clip_rectangle(const Rectangle& rectangle) instead.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** Sets the clip mask for a graphics context from a
|
||
|
|
* rectangle. The clip mask is interpreted relative to the clip
|
||
|
|
* origin. (See set_clip_origin()).
|
||
|
|
* @param rectangle The rectangle to clip to.
|
||
|
|
*/
|
||
|
|
void set_clip_rectangle(Rectangle& rectangle);
|
||
|
|
|
||
|
|
/** Sets the clip mask for a graphics context from a
|
||
|
|
* rectangle. The clip mask is interpreted relative to the clip
|
||
|
|
* origin. (See set_clip_origin()).
|
||
|
|
* @param rectangle The rectangle to clip to.
|
||
|
|
*/
|
||
|
|
void set_clip_rectangle(const Rectangle& rectangle);
|
||
|
|
|
||
|
|
|
||
|
|
/** Sets the clip mask for a graphics context from a region structure.
|
||
|
|
* The clip mask is interpreted relative to the clip origin. (See
|
||
|
|
* set_clip_origin()).
|
||
|
|
* @param region The Gdk::Region.
|
||
|
|
*/
|
||
|
|
void set_clip_region(const Region& region);
|
||
|
|
|
||
|
|
/** Sets how drawing with this GC on a window will affect child
|
||
|
|
* windows of that window.
|
||
|
|
* @param mode The subwindow mode.
|
||
|
|
*/
|
||
|
|
void set_subwindow(SubwindowMode mode);
|
||
|
|
|
||
|
|
/** Sets whether copying non-visible portions of a drawable
|
||
|
|
* using this graphics context generate exposure events
|
||
|
|
* for the corresponding regions of the destination
|
||
|
|
* drawable. (See gdk_draw_drawable()).
|
||
|
|
* @param exposures If <tt>true</tt>, exposure events will be generated.
|
||
|
|
*/
|
||
|
|
void set_exposures(bool exposures);
|
||
|
|
|
||
|
|
/** Sets various attributes of how lines are drawn. See
|
||
|
|
* the corresponding members of Gdk::GCValues for full
|
||
|
|
* explanations of the arguments.
|
||
|
|
* @param line_width The width of lines.
|
||
|
|
* @param line_style The dash-style for lines.
|
||
|
|
* @param cap_style The manner in which the ends of lines are drawn.
|
||
|
|
* @param join_style The in which lines are joined together.
|
||
|
|
*/
|
||
|
|
void set_line_attributes(int line_width, LineStyle line_style, CapStyle cap_style, JoinStyle join_style);
|
||
|
|
|
||
|
|
/** Sets the way dashed-lines are drawn. Lines will be
|
||
|
|
* drawn with alternating on and off segments of the
|
||
|
|
* lengths specified in @a dash_list . The manner in
|
||
|
|
* which the on and off segments are drawn is determined
|
||
|
|
* by the @a line_style value of the GC. (This can
|
||
|
|
* be changed with set_line_attributes().)
|
||
|
|
*
|
||
|
|
* The @a dash_offset defines the phase of the pattern,
|
||
|
|
* specifying how many pixels into the dash-list the pattern
|
||
|
|
* should actually begin.
|
||
|
|
* @param dash_offset The phase of the dash pattern.
|
||
|
|
* @param dash_list An array of dash lengths.
|
||
|
|
* @param n The number of elements in @a dash_list .
|
||
|
|
*/
|
||
|
|
void set_dashes(int dash_offset, gint8* dash_list, int n);
|
||
|
|
|
||
|
|
/** Offset attributes such as the clip and tile-stipple origins
|
||
|
|
* of the GC so that drawing at x - x_offset, y - y_offset with
|
||
|
|
* the offset GC has the same effect as drawing at x, y with the original
|
||
|
|
* GC.
|
||
|
|
* @param x_offset Amount by which to offset the GC in the X direction.
|
||
|
|
* @param y_offset Amount by which to offset the GC in the Y direction.
|
||
|
|
*/
|
||
|
|
void offset(int x_offset, int y_offset);
|
||
|
|
|
||
|
|
/** Sets the colormap for the GC to the given colormap. The depth
|
||
|
|
* of the colormap's visual must match the depth of the drawable
|
||
|
|
* for which the GC was created.
|
||
|
|
* @param colormap A Gdk::Colormap.
|
||
|
|
*/
|
||
|
|
void set_colormap(const Glib::RefPtr<Colormap>& colormap);
|
||
|
|
|
||
|
|
/** Retrieves the colormap for a given GC, if it exists.
|
||
|
|
* A GC will have a colormap if the drawable for which it was created
|
||
|
|
* has a colormap, or if a colormap was set explicitely with
|
||
|
|
* gdk_gc_set_colormap.
|
||
|
|
* @return The colormap of @a gc , or <tt>0</tt> if @a gc doesn't have one.
|
||
|
|
*/
|
||
|
|
Glib::RefPtr<Colormap> get_colormap();
|
||
|
|
|
||
|
|
/** Set the foreground color of a GC using an unallocated color. The
|
||
|
|
* pixel value for the color will be determined using GdkRGB. If the
|
||
|
|
* colormap for the GC has not previously been initialized for GdkRGB,
|
||
|
|
* then for pseudo-color colormaps (colormaps with a small modifiable
|
||
|
|
* number of colors), a colorcube will be allocated in the colormap.
|
||
|
|
*
|
||
|
|
* Calling this function for a GC without a colormap is an error.
|
||
|
|
* @param color An unallocated Gdk::Color.
|
||
|
|
*/
|
||
|
|
void set_rgb_fg_color(const Color& color);
|
||
|
|
|
||
|
|
/** Set the background color of a GC using an unallocated color. The
|
||
|
|
* pixel value for the color will be determined using GdkRGB. If the
|
||
|
|
* colormap for the GC has not previously been initialized for GdkRGB,
|
||
|
|
* then for pseudo-color colormaps (colormaps with a small modifiable
|
||
|
|
* number of colors), a colorcube will be allocated in the colormap.
|
||
|
|
*
|
||
|
|
* Calling this function for a GC without a colormap is an error.
|
||
|
|
* @param color An unallocated Gdk::Color.
|
||
|
|
*/
|
||
|
|
void set_rgb_bg_color(const Color& color);
|
||
|
|
|
||
|
|
|
||
|
|
/** Gets the Gdk::Screen for which @a gc was created
|
||
|
|
* @return The Gdk::Screen for @a gc .
|
||
|
|
*
|
||
|
|
* @newin2p2.
|
||
|
|
*/
|
||
|
|
Glib::RefPtr<Screen> get_screen();
|
||
|
|
|
||
|
|
/** Gets the Gdk::Screen for which @a gc was created
|
||
|
|
* @return The Gdk::Screen for @a gc .
|
||
|
|
*
|
||
|
|
* @newin2p2.
|
||
|
|
*/
|
||
|
|
Glib::RefPtr<const Screen> get_screen() const;
|
||
|
|
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
public:
|
||
|
|
//C++ methods used to invoke GTK+ virtual functions:
|
||
|
|
#ifdef GLIBMM_VFUNCS_ENABLED
|
||
|
|
#endif //GLIBMM_VFUNCS_ENABLED
|
||
|
|
|
||
|
|
protected:
|
||
|
|
//GTK+ Virtual Functions (override these to change behaviour):
|
||
|
|
#ifdef GLIBMM_VFUNCS_ENABLED
|
||
|
|
#endif //GLIBMM_VFUNCS_ENABLED
|
||
|
|
|
||
|
|
//Default Signal Handlers::
|
||
|
|
#ifdef GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED
|
||
|
|
#endif //GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED
|
||
|
|
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
} /* namespace Gdk */
|
||
|
|
|
||
|
|
|
||
|
|
namespace Glib
|
||
|
|
{
|
||
|
|
/** A Glib::wrap() method for this object.
|
||
|
|
*
|
||
|
|
* @param object The C instance.
|
||
|
|
* @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref.
|
||
|
|
* @result A C++ instance that wraps this C instance.
|
||
|
|
*
|
||
|
|
* @relates Gdk::GC
|
||
|
|
*/
|
||
|
|
Glib::RefPtr<Gdk::GC> wrap(GdkGC* object, bool take_copy = false);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#endif /* _GDKMM_GC_H */
|
||
|
|
|