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Diffstat (limited to 'libs/gtkmm2/pango/pangomm/coverage.h')
-rw-r--r-- | libs/gtkmm2/pango/pangomm/coverage.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/libs/gtkmm2/pango/pangomm/coverage.h b/libs/gtkmm2/pango/pangomm/coverage.h new file mode 100644 index 0000000000..eebbffd628 --- /dev/null +++ b/libs/gtkmm2/pango/pangomm/coverage.h @@ -0,0 +1,169 @@ +// -*- c++ -*- +// Generated by gtkmmproc -- DO NOT MODIFY! +#ifndef _PANGOMM_COVERAGE_H +#define _PANGOMM_COVERAGE_H + +#include <glibmm.h> + +/* $Id$ */ + +/* coverage.h + * + * Copyright (C) 1998-1999 The gtkmm Development Team + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <glibmm/arrayhandle.h> +#include <pango/pango-font.h> + + +namespace Pango +{ + + +/** @addtogroup pangommEnums Enums and Flags */ + +/** + * @ingroup pangommEnums + */ +enum CoverageLevel +{ + COVERAGE_NONE, + COVERAGE_FALLBACK, + COVERAGE_APPROXIMATE, + COVERAGE_EXACT +}; + +} // namespace Pango + + +#ifndef DOXYGEN_SHOULD_SKIP_THIS +namespace Glib +{ + +template <> +class Value<Pango::CoverageLevel> : public Glib::Value_Enum<Pango::CoverageLevel> +{ +public: + static GType value_type() G_GNUC_CONST; +}; + +} // namespace Glib +#endif /* DOXYGEN_SHOULD_SKIP_THIS */ + + +namespace Pango +{ + + +/** A Pango::Coverage represents a map from ISO-10646 character point to Pango::CoverageLevel. + * It is often necessary in pango to determine if a particular font can represent a particular character, + * and also how well it can represent that character. Pango::Coverage holds this information. + */ +class Coverage +{ + public: +#ifndef DOXYGEN_SHOULD_SKIP_THIS + typedef Coverage CppObjectType; + typedef PangoCoverage BaseObjectType; +#endif /* DOXYGEN_SHOULD_SKIP_THIS */ + + static Glib::RefPtr<Coverage> create(); + + // For use with Glib::RefPtr<> only. + void reference() const; + void unreference() const; + + ///Provides access to the underlying C instance. + PangoCoverage* gobj(); + + ///Provides access to the underlying C instance. + const PangoCoverage* gobj() const; + + ///Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs. + PangoCoverage* gobj_copy() const; + +protected: + // Do not derive this. Pango::Coverage can neither be constructed nor deleted. + Coverage(); + void operator delete(void*, size_t); + +private: + // noncopyable + Coverage(const Coverage&); + Coverage& operator=(const Coverage&); + + + //pango ref doc: "This function may now be unecessary since we refcount the structure. Mail otaylor redhat.com if you use it." + + +public: + + /** Convert data generated from pango_converage_to_bytes() back + * to a Pango::Coverage + * @param bytes Binary data representing a Pango::Coverage. + * @param n_bytes The size of @a bytes in bytes. + * @return A newly allocated Pango::Coverage, or <tt>0</tt> if + * the data was invalid. + */ + static Glib::RefPtr<Coverage> create(const guchar* bytes, int n_bytes); + + //_WRAP_METHOD(Glib::RefPtr<Coverage> copy() const, pango_coverage_copy) //see above + + + /** Determine whether a particular index is covered by @a coverage + * @param index The index to check. + */ + CoverageLevel get(int index) const; + + /** Modify a particular index within @a coverage + * @param index The index to modify. + * @param level The new level for @a index . + */ + void set(int index, CoverageLevel level); + + /** Set the coverage for each index in @a coverage to be the max (better) + * value of the current coverage for the index and the coverage for + * the corresponding index in @a other . + * @param other Another Pango::Coverage. + */ + void max(const Glib::RefPtr<Coverage>& other) const; + + /** Convert the coverage map into a flat binary format. + * @return An array of bytes representing the coverage map. + */ + Glib::ArrayHandle<unsigned char> to_bytes() const; + + +}; + +} // namespace Pango + + +namespace Glib +{ + + /** @relates Pango::Coverage + * @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. + */ + Glib::RefPtr<Pango::Coverage> wrap(PangoCoverage* object, bool take_copy = false); + +} // namespace Glib + +#endif /* _PANGOMM_COVERAGE_H */ + |