/*
* Create a basic gimp-print XML document tree root
*/
stp_mxml_node_t *
stp_xmldoc_create_generic(void)
{
stp_mxml_node_t *doc;
stp_mxml_node_t *rootnode;
/* Create the XML tree */
doc = stp_mxmlNewElement(NULL, "?xml");
stp_mxmlElementSetAttr(doc, "version", "1.0");
rootnode = stp_mxmlNewElement(doc, "gimp-print");
stp_mxmlElementSetAttr
(rootnode, "xmlns", "http://gimp-print.sourceforge.net/xsd/gp.xsd-1.0");
stp_mxmlElementSetAttr
(rootnode, "xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
stp_mxmlElementSetAttr
(rootnode, "xsi:schemaLocation",
"http://gimp-print.sourceforge.net/xsd/gp.xsd-1.0 gimpprint.xsd");
return doc;
}
stp_mxml_node_t *
stp_xmltree_create_from_array(const stp_array_t *array) /* The array */
{
int x_size, y_size;
char *xs, *ys;
stp_mxml_node_t *arraynode = NULL;
stp_mxml_node_t *child = NULL;
stp_xml_init();
/* Get array details */
stp_array_get_size(array, &x_size, &y_size);
/* Construct the allocated strings required */
stp_asprintf(&xs, "%d", x_size);
stp_asprintf(&ys, "%d", y_size);
arraynode = stp_mxmlNewElement(NULL, "array");
stp_mxmlElementSetAttr(arraynode, "x-size", xs);
stp_mxmlElementSetAttr(arraynode, "y-size", ys);
stp_free(xs);
stp_free(ys);
child = stp_xmltree_create_from_sequence(stp_array_get_sequence(array));
if (child)
stp_mxmlAdd(arraynode, STP_MXML_ADD_AFTER, NULL, child);
else
{
stp_mxmlDelete(arraynode);
arraynode = NULL;
}
stp_xml_exit();
return arraynode;
}
stp_mxml_node_t *
stp_xmltree_create_from_curve(const stp_curve_t *curve) /* The curve */
{
stp_curve_wrap_mode_t wrapmode;
stp_curve_type_t interptype;
double gammaval, low, high;
stp_sequence_t *seq;
char *cgamma;
stp_mxml_node_t *curvenode = NULL;
stp_mxml_node_t *child = NULL;
stp_xml_init();
/* Get curve details */
wrapmode = stp_curve_get_wrap(curve);
interptype = stp_curve_get_interpolation_type(curve);
gammaval = stp_curve_get_gamma(curve);
if (gammaval && wrapmode != STP_CURVE_WRAP_NONE)
{
stp_deprintf(STP_DBG_CURVE_ERRORS, "stp_xmltree_create_from_curve: "
"curve sets gamma and wrap_mode is not STP_CURVE_WRAP_NONE\n");
goto error;
}
/* Construct the allocated strings required */
stp_asprintf(&cgamma, "%g", gammaval);
curvenode = stp_mxmlNewElement(NULL, "curve");
stp_mxmlElementSetAttr(curvenode, "wrap", stpi_wrap_mode_names[wrapmode]);
stp_mxmlElementSetAttr(curvenode, "type", stpi_curve_type_names[interptype]);
stp_mxmlElementSetAttr(curvenode, "gamma", cgamma);
if (curve->piecewise)
stp_mxmlElementSetAttr(curvenode, "piecewise", "true");
else
stp_mxmlElementSetAttr(curvenode, "piecewise", "false");
stp_free(cgamma);
seq = stp_sequence_create();
stp_curve_get_bounds(curve, &low, &high);
stp_sequence_set_bounds(seq, low, high);
if (gammaval != 0) /* A gamma curve does not require sequence data */
{
stp_sequence_set_size(seq, 0);
}
else
{
const double *data;
size_t count;
data = stpi_curve_get_data_internal(curve, &count);
stp_sequence_set_data(seq, count, data);
}
child = stp_xmltree_create_from_sequence(seq);
if (seq)
{
stp_sequence_destroy(seq);
seq = NULL;
}
if (child == NULL)
{
stp_deprintf(STP_DBG_CURVE_ERRORS,
"stp_xmltree_create_from_curve: sequence node is NULL\n");
goto error;
}
stp_mxmlAdd(curvenode, STP_MXML_ADD_AFTER, NULL, child);
stp_xml_exit();
return curvenode;
error:
stp_deprintf(STP_DBG_CURVE_ERRORS,
"stp_xmltree_create_from_curve: error during xmltree creation\n");
if (curvenode)
stp_mxmlDelete(curvenode);
if (child)
stp_mxmlDelete(child);
stp_xml_exit();
return NULL;
}
