EMAN::Gatan::TagTable Class Reference

#include <dm3io.h>

Public Member Functions
	TagTable ()
	~TagTable ()
void	add (const string &name, const string &value)
void	add_data (char *data)
string	get_string (const string &name)
int	get_int (const string &name)
float	get_float (const string &name)
double	get_double (const string &name)
int	get_xsize () const
int	get_ysize () const
int	get_datatype () const
char *	get_data () const
void	dump () const
template<class T >
void	become_host_endian (T *data, int n=1)
void	set_endian (bool big_endian)

Private Member Functions
void	set_thumb_index (int i)

Private Attributes
int	img_index
bool	is_big_endian
std::map< string, string >	tags
vector< int >	x_list
vector< int >	y_list
vector< int >	datatype_list
vector< char * >	data_list

Static Private Attributes
static const char *	IMAGE_WIDTH_TAG = "Dimensions #0"
static const char *	IMAGE_HEIGHT_TAG = "Dimensions #1"
static const char *	IMAGE_DATATYPE_TAG = "DataType"
static const char *	IMAGE_THUMB_INDEX_TAG = "ImageIndex"

Detailed Description

Definition at line 44 of file dm3io.h.

Constructor & Destructor Documentation

TagTable()

TagTable::TagTable

(

)

Definition at line 46 of file dm3io.cpp.

        :       img_index(0), is_big_endian(true)
{
}

~TagTable()

TagTable::~TagTable

(

)

Definition at line 51 of file dm3io.cpp.

{
        for (unsigned int i = 0; i < data_list.size(); i++) {
                if (data_list[i]) {
                        delete [] data_list[i];
                        data_list[i] = 0;
                }
        }
}

References data_list.

Member Function Documentation

add()

void TagTable::add	(	const string &	name,
		const string &	value
	)

Definition at line 61 of file dm3io.cpp.

{
        const char *value_str = value.c_str();
 
        if (name == IMAGE_WIDTH_TAG) {
                x_list.push_back(atoi(value_str));
        }
        else if (name == IMAGE_HEIGHT_TAG) {
                y_list.push_back(atoi(value_str));
        }
        else if (name == IMAGE_DATATYPE_TAG) {
                datatype_list.push_back(atoi(value_str));
        }
        else if (name == IMAGE_THUMB_INDEX_TAG) {
                set_thumb_index(atoi(value_str));
        }
        else {
                tags[name] = value;
        }
}

References datatype_list, IMAGE_DATATYPE_TAG, IMAGE_HEIGHT_TAG, IMAGE_THUMB_INDEX_TAG, IMAGE_WIDTH_TAG, set_thumb_index(), tags, x_list, and y_list.

Referenced by EMAN::Gatan::TagData::read_any(), EMAN::Gatan::TagData::read_array_data(), and EMAN::Gatan::TagData::read_native().

add_data()

void TagTable::add_data

(

char *

data

)

Definition at line 82 of file dm3io.cpp.

{
        if (!data) {
                throw NullPointerException("DM3 data is NULL");
        }
        else {
                data_list.push_back(data);
        }
}

References data_list, and NullPointerException.

Referenced by EMAN::Gatan::TagData::read_array_data().

become_host_endian()

template<class T >

void EMAN::Gatan::TagTable::become_host_endian ( T *  data, int  n = 1  )

inline

Definition at line 65 of file dm3io.h.

                                                                                          {
                                if (is_big_endian != ByteOrder::is_host_big_endian()) {
                                        ByteOrder::swap_bytes(data, n);
                                }
                        }

References is_big_endian, EMAN::ByteOrder::is_host_big_endian(), and EMAN::ByteOrder::swap_bytes().

Referenced by EMAN::Gatan::TagData::read_array_data(), EMAN::Gatan::TagData::read_native(), and EMAN::Gatan::TagData::read_string().

dump()

void TagTable::dump

(

)

const

Definition at line 112 of file dm3io.cpp.

{
        map < string, string >::const_iterator p;
 
        for (p = tags.begin(); p != tags.end(); p++) {
//              LOGDEBUG("  %s: %s", (*p).first.c_str(), (*p).second.c_str());
                printf("  %s: %s\n", (*p).first.c_str(), (*p).second.c_str());
        }
}

References tags.

get_data()

char * TagTable::get_data

(

)

const

Definition at line 137 of file dm3io.cpp.

{
        return data_list[img_index];
}

References data_list, and img_index.

get_datatype()

int TagTable::get_datatype

(

)

const

Definition at line 132 of file dm3io.cpp.

{
        return datatype_list[img_index];
}

References datatype_list, and img_index.

get_double()

double TagTable::get_double

(

const string &

name

)

Definition at line 107 of file dm3io.cpp.

{
        return atof(tags[name].c_str());
}

References tags.

get_float()

float TagTable::get_float

(

const string &

name

)

Definition at line 102 of file dm3io.cpp.

{
        return static_cast < float >(atof(tags[name].c_str()));
}

References tags.

get_int()

int TagTable::get_int

(

const string &

name

)

Definition at line 97 of file dm3io.cpp.

{
        return atoi(tags[name].c_str());
}

References tags.

get_string()

string TagTable::get_string

(

const string &

name

)

Definition at line 92 of file dm3io.cpp.

{
        return tags[name];
}

References tags.

get_xsize()

int TagTable::get_xsize

(

)

const

Definition at line 122 of file dm3io.cpp.

{
        return x_list[img_index];
}

References img_index, and x_list.

get_ysize()

int TagTable::get_ysize

(

)

const

Definition at line 127 of file dm3io.cpp.

{
        return y_list[img_index];
}

References img_index, and y_list.

set_endian()

void EMAN::Gatan::TagTable::set_endian ( bool  big_endian )

inline

Definition at line 71 of file dm3io.h.

                        {
                                is_big_endian = big_endian;
                        }

References is_big_endian.

set_thumb_index()

void TagTable::set_thumb_index ( int  i )

private

Definition at line 142 of file dm3io.cpp.

{
        if (i != 0 && i != 1) {
                throw OutofRangeException(0, 1, i, "image index");
        }
        else {
                if (i == 0) {
                        img_index = 1;
                }
                else {
                        img_index = 0;
                }
        }
}

References img_index, and OutofRangeException.

Referenced by add().

Member Data Documentation

data_list

vector< char *> EMAN::Gatan::TagTable::data_list

private

Definition at line 90 of file dm3io.h.

Referenced by add_data(), get_data(), and ~TagTable().

datatype_list

vector< int > EMAN::Gatan::TagTable::datatype_list

private

Definition at line 89 of file dm3io.h.

Referenced by add(), and get_datatype().

IMAGE_DATATYPE_TAG

const char * TagTable::IMAGE_DATATYPE_TAG = "DataType"

staticprivate

Definition at line 79 of file dm3io.h.

Referenced by add().

IMAGE_HEIGHT_TAG

const char * TagTable::IMAGE_HEIGHT_TAG = "Dimensions #1"

staticprivate

Definition at line 78 of file dm3io.h.

Referenced by add().

IMAGE_THUMB_INDEX_TAG

const char * TagTable::IMAGE_THUMB_INDEX_TAG = "ImageIndex"

staticprivate

Definition at line 80 of file dm3io.h.

Referenced by add().

IMAGE_WIDTH_TAG

const char * TagTable::IMAGE_WIDTH_TAG = "Dimensions #0"

staticprivate

Definition at line 77 of file dm3io.h.

Referenced by add().

img_index

int EMAN::Gatan::TagTable::img_index

private

Definition at line 84 of file dm3io.h.

Referenced by get_data(), get_datatype(), get_xsize(), get_ysize(), and set_thumb_index().

is_big_endian

bool EMAN::Gatan::TagTable::is_big_endian

private

Definition at line 85 of file dm3io.h.

Referenced by become_host_endian(), and set_endian().

tags

std::map< string, string > EMAN::Gatan::TagTable::tags

private

Definition at line 86 of file dm3io.h.

Referenced by add(), dump(), get_double(), get_float(), get_int(), and get_string().

x_list

vector< int > EMAN::Gatan::TagTable::x_list

private

Definition at line 87 of file dm3io.h.

Referenced by add(), and get_xsize().

y_list

vector< int > EMAN::Gatan::TagTable::y_list

private

Definition at line 88 of file dm3io.h.

Referenced by add(), and get_ysize().

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

• dm3io.h
• dm3io.cpp