EMAN::GatanDM4::TagGroup Class Reference

#include <dm4io.h>

Collaboration diagram for EMAN::GatanDM4::TagGroup:

Public Member Functions
	TagGroup (FILE *data_file, TagTable *tagtable, const string &groupname)
	~TagGroup ()
int	read_tag_group (bool nodata=false, int image_index=0, int num_images=1)
string	get_name () const
int	get_entry_id ()

Private Attributes
FILE *	in
TagTable *	tagtable
string	name
int	entry_id

Detailed Description

Definition at line 141 of file dm4io.h.

Constructor & Destructor Documentation

TagGroup()

TagGroup::TagGroup	(	FILE *	data_file,
		TagTable *	tagtable,
		const string &	groupname
	)

Definition at line 674 of file dm4io.cpp.

        :       in(data_file), tagtable(table), name(groupname), entry_id(0)
{
}

~TagGroup()

TagGroup::~TagGroup

(

)

Definition at line 679 of file dm4io.cpp.

{
}

Member Function Documentation

get_entry_id()

int TagGroup::get_entry_id

(

)

Definition at line 733 of file dm4io.cpp.

{
        int id = entry_id;
        entry_id++;
        return id;
}

References entry_id.

Referenced by EMAN::GatanDM4::TagEntry::read_tag_entry().

get_name()

string TagGroup::get_name

(

)

const

Definition at line 728 of file dm4io.cpp.

{
        return name;
}

References name.

Referenced by EMAN::GatanDM4::TagEntry::read_tag_entry().

read_tag_group()

int TagGroup::read_tag_group	(	bool	nodata = false,
		int	image_index = 0,
		int	num_images = 1
	)

Definition at line 683 of file dm4io.cpp.

{
        LOGVAR("TagGroup::read_tag_group()");
        char is_sorted, is_open;
 
        long long ntags = 0;
        
//      portable_fseek(in, sizeof(char) * 2, SEEK_CUR);
        size_t nr;
        nr = fread(&is_sorted, sizeof(is_sorted), 1, in); nr++;
        nr = fread(&is_open,   sizeof(is_open),   1, in); nr++;
 
        nr = fread(&ntags, sizeof(ntags), 1, in); nr++;
        
        ByteOrder::become_big_endian(&ntags);
 
        LOGVAR("DM4: ntags = %d\n", ntags);
        
        int err = 0;
        // char flagend;
        for (int i = 0; i < ntags; i++) {
                /*
                portable_fseek(in, sizeof(char) * 9, SEEK_CUR);
                nr = fread(&flagend, sizeof(char), 1, in); nr++;
                
                if (flagend ==EOF){
                        break;
                }
                else{
                        portable_fseek(in, -sizeof(char) * 10, SEEK_CUR);;
                }
                
                */
                
                TagEntry tag_entry(in, tagtable, this);
                err = tag_entry.read_tag_entry(nodata, image_index, num_images);
 
                if (err) {
                        break;
                }
        }
 
        return err;
}

References EMAN::ByteOrder::become_big_endian(), in, LOGVAR, EMAN::GatanDM4::TagEntry::read_tag_entry(), and tagtable.

Referenced by EMAN::DM4IO::get_nimg(), and EMAN::GatanDM4::TagEntry::read_tag_entry().

Member Data Documentation

entry_id

int EMAN::GatanDM4::TagGroup::entry_id

private

Definition at line 155 of file dm4io.h.

Referenced by get_entry_id().

in

FILE* EMAN::GatanDM4::TagGroup::in

private

Definition at line 152 of file dm4io.h.

Referenced by read_tag_group().

name

string EMAN::GatanDM4::TagGroup::name

private

Definition at line 154 of file dm4io.h.

Referenced by get_name().

tagtable

TagTable* EMAN::GatanDM4::TagGroup::tagtable

private

Definition at line 153 of file dm4io.h.

Referenced by read_tag_group().

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

• dm4io.h
• dm4io.cpp