/*! \brief Create a character string representation of a picture OBJECT.
* \par Function Description
* This function formats a string in the buffer <B>*buff</B> to describe
* the picture object <B>*object</B>.
*
* \param [in] object Picture OBJECT to create string from.
* \return A pointer to the picture OBJECT character string.
*
* \note
* Caller must g_free returned character string.
*
*/
char *o_picture_save(OBJECT *object)
{
int width, height, x1, y1;
gchar *encoded_picture=NULL;
gchar *out=NULL;
guint encoded_picture_length;
/* calculate the width and height of the box */
width = abs(object->picture->lower_x - object->picture->upper_x);
height = abs(object->picture->upper_y - object->picture->lower_y);
/* calculate the lower left corner of the box */
x1 = object->picture->upper_x;
y1 = object->picture->upper_y - height; /* move the origin to 0, 0*/
#if DEBUG
printf("picture: %d %d %d %d\n", x1, y1, width, height);
#endif
/* Encode the picture if it's embedded */
if (object->picture->embedded == 1) {
encoded_picture =
s_encoding_base64_encode( (char *)object->picture->file_content,
object->picture->file_length,
&encoded_picture_length,
TRUE);
if (encoded_picture == NULL) {
s_log_message(_("ERROR: o_picture_save: unable to encode the picture.\n"));
}
}
if (object->picture->embedded==1 &&
encoded_picture != NULL) {
out = g_strdup_printf("%c %d %d %d %d %d %c %c\n%s\n%s\n%s",
object->type,
x1, y1, width, height,
object->picture->angle,
/* Convert the (0,1) chars to ASCII */
(object->picture->mirrored)+0x30,
object->picture->embedded+0x30,
object->picture->filename,
encoded_picture,
".");
}
else {
out = g_strdup_printf("%c %d %d %d %d %d %c %c\n%s",
object->type,
x1, y1, width, height,
object->picture->angle,
/* Convert the (0,1) chars to ASCII */
(object->picture->mirrored)+0x30,
object->picture->embedded+0x30,
object->picture->filename);
}
g_free(encoded_picture);
return(out);
}
/*! \brief Create a character string representation of a picture OBJECT.
* \par Function Description
* This function formats a string in the buffer <B>*buff</B> to describe
* the picture object <B>*object</B>.
*
* \param [in] object Picture OBJECT to create string from.
* \return A pointer to the picture OBJECT character string.
*
* \note
* Caller must g_free returned character string.
*
*/
gchar*
geda_picture_object_to_buffer (const GedaObject *object)
{
int width, height, x1, y1;
gchar *encoded_picture=NULL;
gchar *out=NULL;
guint encoded_picture_length;
const gchar *filename = NULL;
/* calculate the width and height of the box */
width = abs(object->picture->lower_x - object->picture->upper_x);
height = abs(object->picture->upper_y - object->picture->lower_y);
/* calculate the lower left corner of the box */
x1 = object->picture->upper_x;
y1 = object->picture->upper_y - height; /* move the origin to 0, 0*/
#if DEBUG
printf("picture: %d %d %d %d\n", x1, y1, width, height);
#endif
/* Encode the picture if it's embedded */
if (o_picture_is_embedded (object)) {
encoded_picture =
s_encoding_base64_encode( (char *)object->picture->file_content,
object->picture->file_length,
&encoded_picture_length,
TRUE);
if (encoded_picture == NULL) {
s_log_message(_("ERROR: o_picture_save: unable to encode the picture."));
}
}
/* Cope with null filename */
filename = o_picture_get_filename (object);
if (filename == NULL) filename = "";
if (o_picture_is_embedded (object) &&
encoded_picture != NULL) {
out = g_strdup_printf("%c %d %d %d %d %d %c %c\n%s\n%s\n%s",
object->type,
x1, y1, width, height,
object->picture->angle,
/* Convert the (0,1) chars to ASCII */
(object->picture->mirrored)+0x30,
'1',
filename,
encoded_picture,
".");
}
else {
out = g_strdup_printf("%c %d %d %d %d %d %c %c\n%s",
object->type,
x1, y1, width, height,
object->picture->angle,
/* Convert the (0,1) chars to ASCII */
(object->picture->mirrored)+0x30,
'0',
filename);
}
g_free(encoded_picture);
return(out);
}