Paul Davis
449aab3c46
git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf
220 lines
7.1 KiB
C++
220 lines
7.1 KiB
C++
// -*- c++ -*-
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// Generated by gtkmmproc -- DO NOT MODIFY!
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#ifndef _PANGOMM_ITEM_H
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#define _PANGOMM_ITEM_H
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#include <glibmm.h>
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/* Copyright (C) 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 <pangomm/attributes.h>
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#include <pangomm/language.h>
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#include <pango/pango-item.h>
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namespace Pango
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{
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class Font;
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class GlyphString;
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/** A Pango::Analysis stores information about the properties of a segment of text.
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* Pango::Analysis is used as an output type only so there is no public default constructor.
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* You can retrieve an object of this type from an object of type Pango::Item by
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* calling Pango::Item::get_analysis(). Objects of this class can be used for some
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* calculations in Pango::GlyphString.
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*/
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class Analysis
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{
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public:
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef Analysis CppObjectType;
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typedef PangoAnalysis BaseObjectType;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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private:
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protected:
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// This class is only used as an output type.
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Analysis();
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public:
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explicit Analysis(const PangoAnalysis* src);
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public:
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// _MEMBER_GET_PTR(engine_shape, shape_engine, EngineShape*, PangoEngineShape*) //We don't wrap the Engine* stuff.
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// _MEMBER_GET_PTR(engine_lang, lang_engine, EngineLang*, PangoEngineLang*)
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/** Gets the font used to render this segment.
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* @return The font used to render this segment.
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*/
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Glib::RefPtr<Font> get_font();
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Glib::RefPtr<const Font> get_font() const;
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/** Gets the bidrectional level for this segment.
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* @return The bidirectional level for this segment.
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*/
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guint8 get_level() const;
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/** Gets the language of this segment.
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* @return The language of this segment.
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*/
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Language get_language() const;
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/** Gets a list of non-font attributes for this segment.
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* @return A list of non-font attributes for this segment.
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*/
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SListHandle_Attribute get_extra_attrs() const;
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/// Provides access to the underlying C GObject.
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PangoAnalysis* gobj() { return &gobject_; }
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/// Provides access to the underlying C GObject.
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const PangoAnalysis* gobj() const { return &gobject_; }
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protected:
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PangoAnalysis gobject_;
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};
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/** A Pango::Item stores information about a segment of text.
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* Pango::Item is used as an output type only so there is no public default constructor.
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* You retrieve objects of this type by calling Pango::Context::itemize() with some text.
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* The actual rendering of the segment of text that corresponds to a particular Pango::Item
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* (or some sub-string) into a string of glyphs is done with shape().
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* The segment of text that corresponds to a Pango::Item can be computed from the
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* text passed into Pango::Context::itemize() with get_segment(). Together with
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* the Pango::Analysis data member that can be accessed with get_analysis()
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* it is needed for further calculations in Pango::GlyphString.
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*/
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class Item
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{
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public:
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef Item CppObjectType;
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typedef PangoItem BaseObjectType;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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private:
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//There is the whole set of functions for _CLASS_BOXEDTYPE but unfortunately PangoItem is not registered as a boxed type and lacks pango_item_get_type...
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public:
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// There is no default constructor. This class is only used as an output type.
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explicit Item(PangoItem* castitem, bool make_a_copy = true);
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Item(const Item& src);
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Item& operator=(const Item& src);
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~Item();
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/// Provides access to the underlying C GObject. The caller is responsible for freeing it. Use when directly setting fields in structs.
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PangoItem* gobj_copy() const;
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public:
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/** Modifies @a orig to cover only the text after @a split_index , and
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* Return value: new item representing text before @a split_index , which
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* @param split_index Byte index of position to split item, relative to the start of the item.
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* @param split_offset Number of chars between start of @a orig and @a split_index .
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* @return New item representing text before @a split_index , which
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* should be freed with pango_item_free().
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*/
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Item split(int split_index, int split_offset);
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/** Gets the offset of the segment from the beginning of the string in bytes.
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* @return The offset of the segment from the beginning of the string in bytes.
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*/
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int get_offset() const;
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/** Gets the length of the segment in bytes.
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* @return The length of the segment in bytes.
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*/
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int get_length() const;
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/** Gets the length of the segment in characters.
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* @return The length of the semgment in characters.
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*/
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int get_num_chars() const;
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/** Gets the properties of the segment.
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* @return The properties of the segment.
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*/
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Analysis get_analysis() const;
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/** Computes the segment of text that is represented by the item.
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* @param text The text that has been passed into Pango::Context::itemize().
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* @return The sub-string of @a text that corresponds to the item.
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*/
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Glib::ustring get_segment(const Glib::ustring& text) const;
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/** Convert a segment of text into a string of glyphs.
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* @param text The text to process. This must either be the whole segment of text that corresponds to the item as returned by get_segment() or a sub-string of that segment. You need to pass the same text to the member functions of Pango::GlyphString for further calculations.
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* @return A Pango::GlyphString object that can be measured or drawn.
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*/
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GlyphString shape(const Glib::ustring& text) const;
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/// Provides access to the underlying C GObject.
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PangoItem* gobj() { return gobject_; }
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/// Provides access to the underlying C GObject.
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const PangoItem* gobj() const { return gobject_; }
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protected:
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PangoItem* gobject_;
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};
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struct ItemTraits
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{
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typedef Pango::Item CppType;
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typedef const PangoItem* CType;
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typedef PangoItem* CTypeNonConst;
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static CType to_c_type (const CppType& obj) { return obj.gobj(); }
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static CType to_c_type (CType ptr) { return ptr; }
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static CppType to_cpp_type (CType ptr) { return CppType(const_cast<CTypeNonConst>(ptr), true); }
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static void release_c_type (CType ptr) { pango_item_free(const_cast<CTypeNonConst>(ptr)); }
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};
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typedef Glib::ListHandle<Item, ItemTraits> ListHandle_Item;
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} // namespace Pango
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namespace Glib
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{
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/** @relates Pango::Analysis */
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Pango::Analysis& wrap(PangoAnalysis* object);
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/** @relates Pango::Analysis */
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const Pango::Analysis& wrap(const PangoAnalysis* object);
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/** @relates Pango::Item */
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Pango::Item wrap(PangoItem* object, bool take_copy=true);
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} // namespace Glib
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#endif /* _PANGOMM_ITEM_H */
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