text::Position Class Reference

Position type for text plugin. More...

#include <text_base_types.h>

Public Member Functions
	Position (unsigned int paragraph_index=0, unsigned int offset=0)
	Constructors and destructors.
	Position (const std::string &from_string)
	Position (const Position &r)
Position &	operator= (const Position &r)
	~Position ()
std::string	to_string () const
	Convert internel position type to string. The string-based position can be used as anchors.
Data Fields
unsigned int	paragraph
unsigned int	offset
Friends
bool	operator== (const Position &l, const Position &r)
bool	operator!= (const Position &l, const Position &r)
bool	operator< (const Position &l, const Position &r)
bool	operator> (const Position &l, const Position &r)
bool	operator<= (const Position &l, const Position &r)
bool	operator>= (const Position &l, const Position &r)

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Detailed Description

Position type for text plugin.

Definition at line 60 of file text_base_types.h.

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Constructor & Destructor Documentation

text::Position::Position	(	unsigned int	paragraph_index = 0,
		unsigned int	offset = 0
	)			[explicit]

Constructors and destructors.

Definition at line 33 of file text_base_types.cpp.

: paragraph(paragraph_index),
  offset(offset)
{
}

text::Position::Position

(

const std::string &

from_string

)

[explicit]

Definition at line 39 of file text_base_types.cpp.

References ERRORPRINTF, offset, and paragraph.

{
    if (from_string == "")
    {
        paragraph = offset = 0;
    }
    else
    {
        if (2 != sscanf(from_string.c_str(), "txt://%d:%d", &paragraph, &offset))
        {
            // Invalid anchor.
            ERRORPRINTF("Invalid text anchor detected!");
            paragraph = offset = 0;
        }
    }
}

text::Position::Position

(

const Position &

r

)

[inline]

Definition at line 67 of file text_base_types.h.

References offset, and paragraph.

    {
        if (this != &r)
        {
            this->paragraph = r.paragraph;
            this->offset    = r.offset;
        }
    }

text::Position::~Position

(

)

Definition at line 56 of file text_base_types.cpp.

{
}

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Member Function Documentation

Position& text::Position::operator=

(

const Position &

r

)

[inline]

Definition at line 76 of file text_base_types.h.

References offset, and paragraph.

    {
        if (this != &r)
        {
            this->paragraph = r.paragraph;
            this->offset    = r.offset;
        }
        return *this;
    }

std::string text::Position::to_string

(

)

const

Convert internel position type to string. The string-based position can be used as anchors.

Definition at line 60 of file text_base_types.cpp.

References offset, and paragraph.

Referenced by text::PluginViewImpl::get_anchor_from_coordinates_impl(), text::TextModel::get_words_from_range(), and text::RangeImpl::RangeImpl().

{
    char buf[32];
    g_snprintf(buf, 32, "txt://%d:%d", paragraph, offset);
    return std::string(buf);
}

Here is the caller graph for this function:

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Friends And Related Function Documentation

bool operator!=	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 91 of file text_base_types.h.

    {
        return (l.paragraph != r.paragraph) || (l.offset != r.offset);
    }

bool operator<	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 96 of file text_base_types.h.

    {
        return (l.paragraph < r.paragraph) ||
               (l.paragraph == r.paragraph && l.offset < r.offset);
    }

bool operator<=	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 108 of file text_base_types.h.

    {
        return (l.paragraph < r.paragraph) ||
               (l.paragraph == r.paragraph && l.offset <= r.offset);
    }

bool operator==	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 86 of file text_base_types.h.

    {
        return (l.paragraph == r.paragraph) && (l.offset == r.offset);
    }

bool operator>	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 102 of file text_base_types.h.

    {
        return (l.paragraph > r.paragraph) ||
               (l.paragraph == r.paragraph && l.offset > r.offset);
    }

bool operator>=	(	const Position &	l,
		const Position &	r
	)			[friend]

Definition at line 114 of file text_base_types.h.

    {
        return (l.paragraph > r.paragraph) ||
               (l.paragraph == r.paragraph && l.offset >= r.offset);
    }

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Field Documentation

unsigned int text::Position::offset

Definition at line 129 of file text_base_types.h.

Referenced by text::TextView::calculate_next_page_pos(), text::TextView::calculate_prev_page_pos(), text::TextModel::get_file_pos_from_anchor(), text::TextModel::get_text_from_range(), text::TextModel::get_word_from_anchor(), text::TextModel::get_words_from_range(), handle_event(), text::TextModel::has_anchor(), main(), text::TextView::map_doc_pos_to_view_pos(), text::TextView::map_view_pos_to_doc_pos(), operator=(), Position(), text::TextView::render(), text::TextModel::search(), to_string(), and widget_event_handler().

unsigned int text::Position::paragraph

Definition at line 128 of file text_base_types.h.

Referenced by text::TextView::calculate_next_page_pos(), text::TextView::calculate_prev_page_pos(), text::TextModel::get_file_pos_from_anchor(), text::TextView::get_page_anchor_by_anchor(), text::TextModel::get_text_from_range(), text::TextModel::get_word_from_anchor(), text::TextModel::get_words_from_range(), handle_event(), text::TextModel::has_anchor(), main(), text::TextView::map_doc_pos_to_view_pos(), text::TextView::map_view_pos_to_doc_pos(), operator=(), Position(), text::TextView::render(), text::TextModel::search(), to_string(), and widget_event_handler().

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The documentation for this class was generated from the following files:

• text_base_types.h
• text_base_types.cpp