--- /dev/null
+/*
+ * xml-label.c
+ * Copyright (C) 2001-2009 Jim Evins <evins@snaught.com>.
+ *
+ * This file is part of gLabels.
+ *
+ * gLabels is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * gLabels is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with gLabels. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "xml-label.h"
+
+#include <glib/gi18n.h>
+#include <glib.h>
+#include <libxml/tree.h>
+#include <libxml/parser.h>
+#include <libxml/xinclude.h>
+#include <gdk-pixbuf/gdk-pixdata.h>
+
+#include <libglabels/libglabels.h>
+#include "label.h"
+#include "label-object.h"
+#include "label-text.h"
+#include "label-box.h"
+#include "label-line.h"
+#include "label-ellipse.h"
+#include "label-image.h"
+#include "label-barcode.h"
+#include "xml-label-04.h"
+#include "str-util.h"
+
+#include "debug.h"
+
+
+/*========================================================*/
+/* Private macros and constants. */
+/*========================================================*/
+#define COMPAT01_NAME_SPACE "http://snaught.com/glabels/0.1/"
+#define COMPAT04_NAME_SPACE "http://snaught.com/glabels/0.4/"
+#define COMPAT20_NAME_SPACE "http://snaught.com/glabels/2.0/"
+
+
+/*========================================================*/
+/* Private types. */
+/*========================================================*/
+
+
+/*========================================================*/
+/* Private globals. */
+/*========================================================*/
+
+
+/*========================================================*/
+/* Private function prototypes. */
+/*========================================================*/
+
+static glLabel *xml_doc_to_label (xmlDocPtr doc,
+ glXMLLabelStatus *status);
+
+static glLabel *xml_parse_label (xmlNodePtr root,
+ glXMLLabelStatus *status);
+
+static void xml_parse_objects (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_text (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_box (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_ellipse (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_line (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_image (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_object_barcode (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_merge_fields (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_data (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_pixdata (xmlNodePtr node,
+ glLabel *label);
+
+static void xml_parse_toplevel_span (xmlNodePtr node,
+ glLabelObject *object);
+
+static void xml_parse_affine_attrs (xmlNodePtr node,
+ glLabelObject *object);
+
+static void xml_parse_shadow_attrs (xmlNodePtr node,
+ glLabelObject *object);
+
+static xmlDocPtr xml_label_to_doc (glLabel *label,
+ glXMLLabelStatus *status);
+
+static void xml_create_objects (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label);
+
+static void xml_create_object_text (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_object_box (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_object_line (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_object_ellipse(xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_object_image (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_object_barcode(xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object);
+
+static void xml_create_merge_fields (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label);
+
+static void xml_create_data (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label);
+
+static void xml_create_pixdata (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label,
+ gchar *name);
+
+static void xml_create_toplevel_span (xmlNodePtr node,
+ xmlNsPtr ns,
+ glLabelText *object_text);
+
+static void xml_create_affine_attrs (xmlNodePtr node,
+ glLabelObject *object);
+
+static void xml_create_shadow_attrs (xmlNodePtr node,
+ glLabelObject *object);
+
+
+/****************************************************************************/
+/* Open and read label from xml file. */
+/****************************************************************************/
+glLabel *
+gl_xml_label_open (const gchar *utf8_filename,
+ glXMLLabelStatus *status)
+{
+ xmlDocPtr doc;
+ glLabel *label;
+ gchar *filename;
+
+ gl_debug (DEBUG_XML, "START");
+
+ filename = g_filename_from_utf8 (utf8_filename, -1, NULL, NULL, NULL);
+ g_return_val_if_fail (filename, NULL);
+
+ doc = xmlReadFile (filename, NULL, XML_PARSE_HUGE);
+ if (!doc) {
+ g_message (_("xmlParseFile error"));
+ *status = XML_LABEL_ERROR_OPEN_PARSE;
+ return NULL;
+ }
+
+ xmlXIncludeProcess (doc);
+ xmlReconciliateNs (doc, xmlDocGetRootElement (doc));
+
+ label = xml_doc_to_label (doc, status);
+
+ xmlFreeDoc (doc);
+
+ if (label) {
+ gl_label_set_filename (label, utf8_filename);
+ gl_label_clear_modified (label);
+ }
+
+ g_free (filename);
+ gl_debug (DEBUG_XML, "END");
+
+ return label;
+}
+
+
+/****************************************************************************/
+/* Read label from xml buffer. */
+/****************************************************************************/
+glLabel *
+gl_xml_label_open_buffer (const gchar *buffer,
+ glXMLLabelStatus *status)
+{
+ xmlDocPtr doc;
+ glLabel *label;
+
+ gl_debug (DEBUG_XML, "START");
+
+ doc = xmlReadDoc ((xmlChar *) buffer, NULL, NULL, XML_PARSE_HUGE);
+ if (!doc) {
+ g_message (_("xmlParseFile error"));
+ *status = XML_LABEL_ERROR_OPEN_PARSE;
+ return NULL;
+ }
+
+ label = xml_doc_to_label (doc, status);
+
+ xmlFreeDoc (doc);
+
+ if (label) {
+ gl_label_clear_modified (label);
+ }
+
+ gl_debug (DEBUG_XML, "END");
+
+ return label;
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse xml doc structure and create label. */
+/*--------------------------------------------------------------------------*/
+static glLabel *
+xml_doc_to_label (xmlDocPtr doc,
+ glXMLLabelStatus *status)
+{
+ xmlNodePtr root;
+ glLabel *label;
+
+ gl_debug (DEBUG_XML, "START");
+
+ LIBXML_TEST_VERSION;
+
+ *status = XML_LABEL_OK;
+
+ root = xmlDocGetRootElement (doc);
+ if (!root || !root->name) {
+ g_message (_("No document root"));
+ *status = XML_LABEL_ERROR_OPEN_PARSE;
+ return NULL;
+ }
+
+ /* Try compatability mode 0.1 */
+ if (xmlSearchNsByHref (doc, root, (xmlChar *)COMPAT01_NAME_SPACE))
+ {
+ g_message (_("Importing from glabels 0.1 format"));
+ g_message ("TODO");
+ label = NULL; /* TODO */
+ return label;
+ }
+
+ /* Try compatability mode 0.4 */
+ if (xmlSearchNsByHref (doc, root, (xmlChar *)COMPAT04_NAME_SPACE))
+ {
+ g_message (_("Importing from glabels 0.4 format"));
+ label = gl_xml_label_04_parse (root, status);
+ return label;
+ }
+
+ /* Test for current namespaces. */
+ if ( !xmlSearchNsByHref (doc, root, (xmlChar *)COMPAT20_NAME_SPACE) &&
+ !xmlSearchNsByHref (doc, root, (xmlChar *)LGL_XML_NAME_SPACE) )
+ {
+ g_message (_("Unknown glabels Namespace -- Using %s"),
+ LGL_XML_NAME_SPACE);
+ }
+
+ label = xml_parse_label (root, status);
+ if (label)
+ {
+ gl_label_set_compression (label, xmlGetDocCompressMode (doc));
+ }
+
+ gl_debug (DEBUG_XML, "END");
+
+ return label;
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse xml root node and create label. */
+/*--------------------------------------------------------------------------*/
+static glLabel *
+xml_parse_label (xmlNodePtr root,
+ glXMLLabelStatus *status)
+{
+ xmlNodePtr child_node;
+ glLabel *label;
+ lglTemplate *template;
+
+ gl_debug (DEBUG_XML, "START");
+
+ *status = XML_LABEL_OK;
+
+ if (!lgl_xml_is_node (root, "Glabels-document")) {
+ g_message (_("Bad root node = \"%s\""), root->name);
+ *status = XML_LABEL_ERROR_OPEN_PARSE;
+ return NULL;
+ }
+
+ label = GL_LABEL(gl_label_new ());
+
+ /* Pass 1, extract data nodes to pre-load cache. */
+ for (child_node = root->xmlChildrenNode; child_node != NULL; child_node = child_node->next) {
+ if (lgl_xml_is_node (child_node, "Data")) {
+ xml_parse_data (child_node, label);
+ }
+ }
+
+ /* Pass 2, now extract everything else. */
+ for (child_node = root->xmlChildrenNode;
+ child_node != NULL;
+ child_node = child_node->next) {
+
+ if (lgl_xml_is_node (child_node, "Template")) {
+ template = lgl_xml_template_parse_template_node (child_node);
+ if (!template) {
+ g_object_unref (label);
+ *status = XML_LABEL_UNKNOWN_MEDIA;
+ return NULL;
+ }
+ lgl_db_register_template (template);
+ gl_label_set_template (label, template);
+ lgl_template_free (template);
+ } else if (lgl_xml_is_node (child_node, "Objects")) {
+ xml_parse_objects (child_node, label);
+ } else if (lgl_xml_is_node (child_node, "Merge")) {
+ xml_parse_merge_fields (child_node, label);
+ } else if (lgl_xml_is_node (child_node, "Data")) {
+ /* Handled in pass 1. */
+ } else {
+ if (!xmlNodeIsText (child_node)) {
+ g_message (_("bad node in Document node = \"%s\""),
+ child_node->name);
+ g_object_unref (label);
+ *status = XML_LABEL_ERROR_OPEN_PARSE;
+ return NULL;
+ }
+ }
+ }
+
+ gl_debug (DEBUG_XML, "END");
+
+ return label;
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse Objects node. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_objects (xmlNodePtr node,
+ glLabel *label)
+{
+ gboolean rotate_flag;
+ xmlNodePtr child;
+
+ gl_debug (DEBUG_XML, "START");
+
+ rotate_flag = lgl_xml_get_prop_boolean (node, "rotate", FALSE);
+ gl_label_set_rotate_flag (label, rotate_flag);
+
+ for (child = node->xmlChildrenNode; child != NULL; child = child->next) {
+
+ if (lgl_xml_is_node (child, "Object-text")) {
+ xml_parse_object_text (child, label);
+ } else if (lgl_xml_is_node (child, "Object-box")) {
+ xml_parse_object_box (child, label);
+ } else if (lgl_xml_is_node (child, "Object-ellipse")) {
+ xml_parse_object_ellipse (child, label);
+ } else if (lgl_xml_is_node (child, "Object-line")) {
+ xml_parse_object_line (child, label);
+ } else if (lgl_xml_is_node (child, "Object-image")) {
+ xml_parse_object_image (child, label);
+ } else if (lgl_xml_is_node (child, "Object-barcode")) {
+ xml_parse_object_barcode (child, label);
+ } else {
+ if (!xmlNodeIsText (child)) {
+ g_message (_("bad node = \"%s\""), child->name);
+ break;
+ }
+ }
+ }
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-text Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_text (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble w, h;
+ gchar *string;
+ PangoAlignment align;
+ gboolean auto_shrink;
+ xmlNodePtr child;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_text_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* implied size attrs */
+ w = lgl_xml_get_prop_length (node, "w", 0);
+ h = lgl_xml_get_prop_length (node, "h", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), w, h);
+
+ /* justify attr */
+ string = lgl_xml_get_prop_string (node, "justify", NULL);
+ align = gl_str_util_string_to_align (string);
+ g_free (string);
+ gl_label_object_set_text_alignment (GL_LABEL_OBJECT(object), align);
+
+ /* auto_shrink attr */
+ auto_shrink = lgl_xml_get_prop_boolean (node, "auto_shrink", FALSE);
+ gl_label_text_set_auto_shrink (GL_LABEL_TEXT(object), auto_shrink);
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* Process children */
+ for (child = node->xmlChildrenNode; child != NULL; child = child->next) {
+ if (lgl_xml_is_node (child, "Span")) {
+ xml_parse_toplevel_span (child, GL_LABEL_OBJECT(object));
+ break;
+ } else {
+ if (!xmlNodeIsText (child)) {
+ g_message ("Unexpected Object-text child: \"%s\"",
+ child->name);
+ }
+ }
+ }
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-box Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_box (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble w, h;
+ gdouble line_width;
+ glColorNode *line_color_node;
+ gchar *string;
+ glColorNode *fill_color_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_box_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* size attrs */
+ w = lgl_xml_get_prop_length (node, "w", 0);
+ h = lgl_xml_get_prop_length (node, "h", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), w, h);
+
+ /* line attrs */
+ line_width = lgl_xml_get_prop_length (node, "line_width", 1.0);
+ gl_label_object_set_line_width (GL_LABEL_OBJECT(object), line_width);
+
+ line_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "line_color_field", NULL);
+ if ( string ) {
+ line_color_node->field_flag = TRUE;
+ line_color_node->key = string;
+ } else {
+ line_color_node->color = lgl_xml_get_prop_uint (node, "line_color", 0);
+ }
+ gl_label_object_set_line_color (GL_LABEL_OBJECT(object), line_color_node);
+ gl_color_node_free (&line_color_node);
+
+
+ /* fill attrs */
+ fill_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "fill_color_field", NULL);
+ if ( string ) {
+ fill_color_node->field_flag = TRUE;
+ fill_color_node->key = string;
+ } else {
+ fill_color_node->color = lgl_xml_get_prop_uint (node, "fill_color", 0);
+ }
+ gl_label_object_set_fill_color (GL_LABEL_OBJECT(object), fill_color_node);
+ gl_color_node_free (&fill_color_node);
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-ellipse Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_ellipse (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble w, h;
+ gdouble line_width;
+ glColorNode *line_color_node;
+ gchar *string;
+ glColorNode *fill_color_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_ellipse_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* size attrs */
+ w = lgl_xml_get_prop_length (node, "w", 0);
+ h = lgl_xml_get_prop_length (node, "h", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), w, h);
+
+ /* line attrs */
+ line_width = lgl_xml_get_prop_length (node, "line_width", 1.0);
+ gl_label_object_set_line_width (GL_LABEL_OBJECT(object), line_width);
+
+ line_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "line_color_field", NULL);
+ if ( string ) {
+ line_color_node->field_flag = TRUE;
+ line_color_node->key = string;
+ } else {
+ line_color_node->color = lgl_xml_get_prop_uint (node, "line_color", 0);
+ }
+ gl_label_object_set_line_color (GL_LABEL_OBJECT(object), line_color_node);
+ gl_color_node_free (&line_color_node);
+
+
+ /* fill attrs */
+ fill_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "fill_color_field", NULL);
+ if ( string ) {
+ fill_color_node->field_flag = TRUE;
+ fill_color_node->key = string;
+ } else {
+ fill_color_node->color = lgl_xml_get_prop_uint (node, "fill_color", 0);
+ }
+ gl_label_object_set_fill_color (GL_LABEL_OBJECT(object), fill_color_node);
+ gl_color_node_free (&fill_color_node);
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-line Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_line (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble dx, dy;
+ gdouble line_width;
+ glColorNode *line_color_node;
+ gchar *string;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_line_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* length attrs */
+ dx = lgl_xml_get_prop_length (node, "dx", 0);
+ dy = lgl_xml_get_prop_length (node, "dy", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), dx, dy);
+
+ /* line attrs */
+ line_width = lgl_xml_get_prop_length (node, "line_width", 1.0);
+ gl_label_object_set_line_width (GL_LABEL_OBJECT(object), line_width);
+
+ line_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "line_color_field", NULL);
+ if ( string ) {
+ line_color_node->field_flag = TRUE;
+ line_color_node->key = string;
+ } else {
+ line_color_node->color = lgl_xml_get_prop_uint (node, "line_color", 0);
+ }
+ gl_label_object_set_line_color (GL_LABEL_OBJECT(object), line_color_node);
+ gl_color_node_free (&line_color_node);
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-image Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_image (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble w, h;
+ gchar *string;
+ glTextNode *filename;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_image_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* src or field attr */
+ string = lgl_xml_get_prop_string (node, "src", NULL);
+ if ( string ) {
+ filename = g_new0 (glTextNode, 1);
+ filename->field_flag = FALSE;
+ filename->data = g_strdup ((gchar *)string);
+ gl_label_image_set_filename (GL_LABEL_IMAGE(object), filename);
+ gl_text_node_free (&filename);
+ xmlFree (string);
+ } else {
+ string = lgl_xml_get_prop_string (node, "field", NULL);
+ if ( string ) {
+ filename = g_new0 (glTextNode, 1);
+ filename->field_flag = TRUE;
+ filename->data = g_strdup ((gchar *)string);
+ gl_label_image_set_filename (GL_LABEL_IMAGE(object), filename);
+ gl_text_node_free (&filename);
+ xmlFree (string);
+ } else {
+ g_message ("Missing Object-image src or field attr");
+ }
+ }
+
+ /* size attrs */
+ w = lgl_xml_get_prop_length (node, "w", 0);
+ h = lgl_xml_get_prop_length (node, "h", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), w, h);
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML Objects->Object-barcode Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_object_barcode (xmlNodePtr node,
+ glLabel *label)
+{
+ GObject *object;
+ gdouble x, y;
+ gdouble w, h;
+ gchar *string;
+ glTextNode *text_node;
+ gchar *id;
+ gboolean text_flag;
+ gboolean checksum_flag;
+ glColorNode *color_node;
+ guint format_digits;
+
+ gl_debug (DEBUG_XML, "START");
+
+ object = gl_label_barcode_new (label);
+
+ /* position attrs */
+ x = lgl_xml_get_prop_length (node, "x", 0.0);
+ y = lgl_xml_get_prop_length (node, "y", 0.0);
+ gl_label_object_set_position (GL_LABEL_OBJECT(object), x, y);
+
+ /* size attrs */
+ w = lgl_xml_get_prop_length (node, "w", 0);
+ h = lgl_xml_get_prop_length (node, "h", 0);
+ gl_label_object_set_size (GL_LABEL_OBJECT(object), w, h);
+
+ /* prop attrs */
+ id = lgl_xml_get_prop_string (node, "style", NULL);
+ text_flag = lgl_xml_get_prop_boolean (node, "text", FALSE);
+ checksum_flag = lgl_xml_get_prop_boolean (node, "checksum", TRUE);
+ format_digits = lgl_xml_get_prop_uint (node, "format", 10);
+ gl_label_barcode_set_props (GL_LABEL_BARCODE(object),
+ (gchar *)id, text_flag, checksum_flag, format_digits);
+ g_free (id);
+
+ color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "color_field", NULL);
+ if ( string ) {
+ color_node->field_flag = TRUE;
+ color_node->key = string;
+ } else {
+ color_node->color = lgl_xml_get_prop_uint (node, "color", 0);
+ }
+ gl_label_object_set_line_color (GL_LABEL_OBJECT(object), color_node);
+ gl_color_node_free (&color_node);
+
+ /* data or field attr */
+ string = lgl_xml_get_prop_string (node, "data", NULL);
+ if ( string ) {
+ text_node = g_new0 (glTextNode, 1);
+ text_node->field_flag = FALSE;
+ text_node->data = string;
+ gl_label_barcode_set_data (GL_LABEL_BARCODE(object), text_node);
+ gl_text_node_free (&text_node);
+ } else {
+ string = lgl_xml_get_prop_string (node, "field", NULL);
+ if ( string ) {
+ text_node = g_new0 (glTextNode, 1);
+ text_node->field_flag = TRUE;
+ text_node->data = string;
+ gl_label_barcode_set_data (GL_LABEL_BARCODE(object), text_node);
+ gl_text_node_free (&text_node);
+ } else {
+ g_message ("Missing Object-barcode data or field attr");
+ }
+ }
+
+ /* affine attrs */
+ xml_parse_affine_attrs (node, GL_LABEL_OBJECT(object));
+
+ /* shadow attrs */
+ xml_parse_shadow_attrs (node, GL_LABEL_OBJECT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML merge fields tag. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_merge_fields (xmlNodePtr node,
+ glLabel *label)
+{
+ gchar *string;
+ glMerge *merge;
+
+ gl_debug (DEBUG_XML, "START");
+
+ string = lgl_xml_get_prop_string (node, "type", NULL);
+ merge = gl_merge_new (string);
+ g_free (string);
+
+ string = lgl_xml_get_prop_string (node, "src", NULL);
+ gl_merge_set_src (merge, string);
+ g_free (string);
+
+ gl_label_set_merge (label, merge);
+
+ g_object_unref (G_OBJECT(merge));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML data tag. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_data (xmlNodePtr node,
+ glLabel *label)
+{
+ xmlNodePtr child;
+
+ gl_debug (DEBUG_XML, "START");
+
+ for (child = node->xmlChildrenNode; child != NULL; child = child->next) {
+
+ if (lgl_xml_is_node (child, "Pixdata")) {
+ xml_parse_pixdata (child, label);
+ } else {
+ if (!xmlNodeIsText (child)) {
+ g_message (_("bad node in Data node = \"%s\""),
+ child->name);
+ }
+ }
+ }
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse XML pixbuf data tag. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_pixdata (xmlNodePtr node,
+ glLabel *label)
+{
+ gchar *name, *base64;
+ guchar *stream;
+ gsize stream_length;
+ gboolean ret;
+ GdkPixdata *pixdata;
+ GdkPixbuf *pixbuf;
+ GHashTable *pixbuf_cache;
+
+ gl_debug (DEBUG_XML, "START");
+
+ name = lgl_xml_get_prop_string (node, "name", NULL);
+ base64 = lgl_xml_get_node_content (node);
+
+ stream = g_base64_decode ((gchar *)base64, &stream_length);
+ pixdata = g_new0 (GdkPixdata, 1);
+ ret = gdk_pixdata_deserialize (pixdata, stream_length, stream, NULL);
+
+ if (ret) {
+ pixbuf = gdk_pixbuf_from_pixdata (pixdata, TRUE, NULL);
+
+ pixbuf_cache = gl_label_get_pixbuf_cache (label);
+ gl_pixbuf_cache_add_pixbuf (pixbuf_cache, (gchar *)name, pixbuf);
+ }
+
+ g_free (name);
+ g_free (base64);
+
+ g_free (stream);
+ g_free (pixdata);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse top-level Span tag. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_toplevel_span (xmlNodePtr node,
+ glLabelObject *object)
+{
+ gchar *font_family;
+ gdouble font_size;
+ PangoWeight font_weight;
+ gboolean font_italic_flag;
+ glColorNode *color_node;
+ gdouble text_line_spacing;
+ gchar *string;
+ GList *lines, *text_nodes;
+ xmlNodePtr child;
+ glTextNode *text_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ /* Font family attr */
+ font_family = lgl_xml_get_prop_string (node, "font_family", "Sans");
+ gl_label_object_set_font_family (object, font_family);
+ g_free (font_family);
+
+ /* Font size attr */
+ font_size = lgl_xml_get_prop_double (node, "font_size", 0.0);
+ gl_label_object_set_font_size (object, font_size);
+
+ /* Font weight attr */
+ string = lgl_xml_get_prop_string (node, "font_weight", NULL);
+ font_weight = gl_str_util_string_to_weight (string);
+ g_free (string);
+ gl_label_object_set_font_weight (object, font_weight);
+
+ /* Font italic flag attr */
+ font_italic_flag = lgl_xml_get_prop_boolean (node, "font_italic", FALSE);
+ gl_label_object_set_font_italic_flag (object, font_italic_flag);
+
+ /* Text color attr */
+ color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "color_field", NULL);
+ if ( string ) {
+ color_node->field_flag = TRUE;
+ color_node->key = string;
+ } else {
+ color_node->color = lgl_xml_get_prop_uint (node, "color", 0);
+ }
+ gl_label_object_set_text_color (object, color_node);
+ gl_color_node_free (&color_node);
+
+
+ /* Text line spacing attr */
+ text_line_spacing = lgl_xml_get_prop_double (node, "line_spacing", 1.0);
+ gl_label_object_set_text_line_spacing (object, text_line_spacing);
+
+ /* Now descend children, and build lines of text nodes */
+ lines = NULL;
+ text_nodes = NULL;
+ for (child = node->xmlChildrenNode; child != NULL; child = child->next) {
+
+ if (xmlNodeIsText (child)) {
+ gchar *data = lgl_xml_get_node_content (child);
+
+ /* Hack: if the first char is LF, it's an xml formatting string */
+ if (data[0] != '\n') {
+ /* Literal text */
+ text_node = g_new0 (glTextNode, 1);
+ text_node->field_flag = FALSE;
+ text_node->data = g_strdup ((gchar *)data);
+ text_nodes = g_list_append (text_nodes, text_node);
+ }
+ g_free (data);
+
+ } else if (lgl_xml_is_node (child, "Span")) {
+
+ g_message ("Unexpected rich text (not supported, yet!)");
+
+ } else if (lgl_xml_is_node (child, "Field")) {
+
+ /* Field node */
+ string = lgl_xml_get_prop_string (child, "name", NULL);
+ text_node = g_new0 (glTextNode, 1);
+ text_node->field_flag = TRUE;
+ text_node->data = string;
+ text_nodes = g_list_append (text_nodes, text_node);
+
+ } else if (lgl_xml_is_node (child, "NL")) {
+
+ /* Store line. */
+ lines = g_list_append (lines, text_nodes);
+ text_nodes = NULL;
+
+ } else {
+ g_message ("Unexpected Span child: \"%s\"", child->name);
+ }
+
+ }
+ if ( text_nodes ) {
+ /* Store last line. */
+ lines = g_list_append (lines, text_nodes);
+ text_nodes = NULL;
+ }
+ gl_label_text_set_lines (GL_LABEL_TEXT(object), lines);
+ gl_text_node_lines_free (&lines);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse affine attributes. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_affine_attrs (xmlNodePtr node,
+ glLabelObject *object)
+{
+ gdouble a[6];
+ cairo_matrix_t matrix;
+
+ a[0] = lgl_xml_get_prop_double (node, "a0", 0.0);
+ a[1] = lgl_xml_get_prop_double (node, "a1", 0.0);
+ a[2] = lgl_xml_get_prop_double (node, "a2", 0.0);
+ a[3] = lgl_xml_get_prop_double (node, "a3", 0.0);
+ a[4] = lgl_xml_get_prop_double (node, "a4", 0.0);
+ a[5] = lgl_xml_get_prop_double (node, "a5", 0.0);
+
+ cairo_matrix_init (&matrix, a[0], a[1], a[2], a[3], a[4], a[5]);
+
+ gl_label_object_set_matrix (object, &matrix);
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Parse shadow attributes. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_parse_shadow_attrs (xmlNodePtr node,
+ glLabelObject *object)
+{
+ gboolean shadow_state;
+ gdouble shadow_x;
+ gdouble shadow_y;
+ glColorNode *shadow_color_node;
+ gdouble shadow_opacity;
+ gchar *string;
+
+ shadow_state = lgl_xml_get_prop_boolean (node, "shadow", FALSE);
+ gl_label_object_set_shadow_state (object, shadow_state);
+
+ if (shadow_state)
+ {
+ shadow_x = lgl_xml_get_prop_length (node, "shadow_x", 0.0);
+ shadow_y = lgl_xml_get_prop_length (node, "shadow_y", 0.0);
+ gl_label_object_set_shadow_offset (object, shadow_x, shadow_y);
+
+ shadow_color_node = gl_color_node_new_default ();
+ string = lgl_xml_get_prop_string (node, "shadow_color_field", NULL);
+ if ( string ) {
+ shadow_color_node->field_flag = TRUE;
+ shadow_color_node->key = string;
+ } else {
+ shadow_color_node->color = lgl_xml_get_prop_uint (node, "shadow_color", 0);
+ }
+ gl_label_object_set_shadow_color (object, shadow_color_node);
+ gl_color_node_free (&shadow_color_node);
+
+ shadow_opacity = lgl_xml_get_prop_double (node, "shadow_opacity", 1.0);
+ gl_label_object_set_shadow_opacity (object, shadow_opacity);
+ }
+}
+
+
+/****************************************************************************/
+/* Save label to xml label file. */
+/****************************************************************************/
+void
+gl_xml_label_save (glLabel *label,
+ const gchar *utf8_filename,
+ glXMLLabelStatus *status)
+{
+ xmlDocPtr doc;
+ gint xml_ret;
+ gchar *filename;
+
+ gl_debug (DEBUG_XML, "START");
+
+ doc = xml_label_to_doc (label, status);
+
+ filename = g_filename_from_utf8 (utf8_filename, -1, NULL, NULL, NULL);
+ if (!filename)
+ g_message (_("Utf8 conversion error."));
+ else {
+ xmlSetDocCompressMode (doc, gl_label_get_compression (label));
+ xml_ret = xmlSaveFormatFile (filename, doc, TRUE);
+ xmlFreeDoc (doc);
+ if (xml_ret == -1) {
+
+ g_message (_("Problem saving xml file."));
+ *status = XML_LABEL_ERROR_SAVE_FILE;
+
+ } else {
+
+ gl_label_set_filename (label, utf8_filename);
+ gl_label_clear_modified (label);
+
+ }
+ g_free (filename);
+ }
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/****************************************************************************/
+/* Save label to xml buffer. */
+/****************************************************************************/
+gchar *
+gl_xml_label_save_buffer (glLabel *label,
+ glXMLLabelStatus *status)
+{
+ xmlDocPtr doc;
+ gint size;
+ guchar *buffer;
+
+ gl_debug (DEBUG_XML, "START");
+
+ doc = xml_label_to_doc (label, status);
+
+ xmlDocDumpMemory (doc, &buffer, &size);
+ xmlFreeDoc (doc);
+
+ gl_label_clear_modified (label);
+
+ gl_debug (DEBUG_XML, "END");
+
+ return (gchar *)buffer;
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Convert label to xml doc structure. */
+/*--------------------------------------------------------------------------*/
+static xmlDocPtr
+xml_label_to_doc (glLabel *label,
+ glXMLLabelStatus *status)
+{
+ xmlDocPtr doc;
+ xmlNsPtr ns;
+ glMerge *merge;
+
+ gl_debug (DEBUG_XML, "START");
+
+ LIBXML_TEST_VERSION;
+
+ doc = xmlNewDoc ((xmlChar *)"1.0");
+ doc->xmlRootNode = xmlNewDocNode (doc, NULL, (xmlChar *)"Glabels-document", NULL);
+
+ ns = xmlNewNs (doc->xmlRootNode, (xmlChar *)LGL_XML_NAME_SPACE, NULL);
+ xmlSetNs (doc->xmlRootNode, ns);
+
+ lgl_xml_template_create_template_node (label->template, doc->xmlRootNode, ns);
+
+ xml_create_objects (doc->xmlRootNode, ns, label);
+
+ merge = gl_label_get_merge (label);
+ gl_debug (DEBUG_XML, "merge=%p", merge);
+ if (merge != NULL) {
+ xml_create_merge_fields (doc->xmlRootNode, ns, label);
+ g_object_unref (G_OBJECT(merge));
+ }
+
+ xml_create_data (doc->xmlRootNode, ns, label);
+
+ gl_debug (DEBUG_XML, "END");
+
+ *status = XML_LABEL_OK;
+ return doc;
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_objects (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label)
+{
+ xmlNodePtr node;
+ GList *p;
+ glLabelObject *object;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Objects", NULL);
+ lgl_xml_set_prop_string (node, "id", "0");
+ lgl_xml_set_prop_boolean (node, "rotate", label->rotate_flag);
+
+ for (p = label->objects; p != NULL; p = p->next) {
+
+ object = GL_LABEL_OBJECT(p->data);
+
+ if ( GL_IS_LABEL_TEXT(object) ) {
+ xml_create_object_text (node, ns, object);
+ } else if ( GL_IS_LABEL_BOX(object) ) {
+ xml_create_object_box (node, ns, object);
+ } else if ( GL_IS_LABEL_ELLIPSE(object) ) {
+ xml_create_object_ellipse (node, ns, object);
+ } else if ( GL_IS_LABEL_LINE(object) ) {
+ xml_create_object_line (node, ns, object);
+ } else if ( GL_IS_LABEL_IMAGE(object) ) {
+ xml_create_object_image (node, ns, object);
+ } else if ( GL_IS_LABEL_BARCODE(object) ) {
+ xml_create_object_barcode (node, ns, object);
+ } else {
+ g_message ("Unknown label object");
+ }
+
+ }
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-text Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_text (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble w, h;
+ PangoAlignment align;
+ gboolean auto_shrink;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-text", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* size attrs */
+ gl_label_object_get_raw_size ( object, &w, &h);
+ lgl_xml_set_prop_length (node, "w", w);
+ lgl_xml_set_prop_length (node, "h", h);
+
+ /* justify attr */
+ align = gl_label_object_get_text_alignment (object);
+ lgl_xml_set_prop_string (node, "justify", gl_str_util_align_to_string (align));
+
+ /* auto_shrink attr */
+ auto_shrink = gl_label_text_get_auto_shrink (GL_LABEL_TEXT (object));
+ lgl_xml_set_prop_boolean (node, "auto_shrink", auto_shrink);
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ /* Add children */
+ xml_create_toplevel_span (node, ns, GL_LABEL_TEXT(object));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-box Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_box (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble w, h;
+ gdouble line_width;
+ glColorNode *line_color_node;
+ glColorNode *fill_color_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-box", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* size attrs */
+ gl_label_object_get_size (object, &w, &h);
+ lgl_xml_set_prop_length (node, "w", w);
+ lgl_xml_set_prop_length (node, "h", h);
+
+ /* line attrs */
+ line_width = gl_label_object_get_line_width (GL_LABEL_OBJECT(object));
+ lgl_xml_set_prop_length (node, "line_width", line_width);
+
+ line_color_node = gl_label_object_get_line_color (GL_LABEL_OBJECT(object));
+ if (line_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "line_color_field", line_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "line_color", line_color_node->color);
+ }
+ gl_color_node_free (&line_color_node);
+
+ /* fill attrs (color or field) */
+ fill_color_node = gl_label_object_get_fill_color (GL_LABEL_OBJECT(object));
+ if (fill_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "fill_color_field", fill_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "fill_color", fill_color_node->color);
+ }
+ gl_color_node_free (&fill_color_node);
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-ellipse Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_ellipse (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble w, h;
+ gdouble line_width;
+ glColorNode *line_color_node;
+ glColorNode *fill_color_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-ellipse", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* size attrs */
+ gl_label_object_get_size (object, &w, &h);
+ lgl_xml_set_prop_length (node, "w", w);
+ lgl_xml_set_prop_length (node, "h", h);
+
+ /* line attrs */
+ line_width = gl_label_object_get_line_width (GL_LABEL_OBJECT(object));
+ lgl_xml_set_prop_length (node, "line_width", line_width);
+
+ line_color_node = gl_label_object_get_line_color (GL_LABEL_OBJECT(object));
+ if (line_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "line_color_field", line_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "line_color", line_color_node->color);
+ }
+ gl_color_node_free (&line_color_node);
+
+
+ /* fill attrs (color or field) */
+ fill_color_node = gl_label_object_get_fill_color (GL_LABEL_OBJECT(object));
+ if (fill_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "fill_color_field", fill_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "fill_color", fill_color_node->color);
+ }
+ gl_color_node_free (&fill_color_node);
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-line Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_line (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble dx, dy;
+ gdouble line_width;
+ glColorNode *line_color_node;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-line", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* length attrs */
+ gl_label_object_get_size (object, &dx, &dy);
+ lgl_xml_set_prop_length (node, "dx", dx);
+ lgl_xml_set_prop_length (node, "dy", dy);
+
+ /* line attrs */
+ line_width = gl_label_object_get_line_width (GL_LABEL_OBJECT(object));
+ lgl_xml_set_prop_length (node, "line_width", line_width);
+
+ line_color_node = gl_label_object_get_line_color (GL_LABEL_OBJECT(object));
+ if (line_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "line_color_field", line_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "line_color", line_color_node->color);
+ }
+ gl_color_node_free (&line_color_node);
+
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-image Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_image (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble w, h;
+ glTextNode *filename;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-image", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* size attrs */
+ gl_label_object_get_size (object, &w, &h);
+ lgl_xml_set_prop_length (node, "w", w);
+ lgl_xml_set_prop_length (node, "h", h);
+
+ /* src OR field attr */
+ filename = gl_label_image_get_filename (GL_LABEL_IMAGE(object));
+ if (filename->field_flag) {
+ lgl_xml_set_prop_string (node, "field", filename->data);
+ } else {
+ lgl_xml_set_prop_string (node, "src", filename->data);
+ }
+ gl_text_node_free (&filename);
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Objects->Object-barcode Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_object_barcode (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelObject *object)
+{
+ xmlNodePtr node;
+ gdouble x, y;
+ gdouble w, h;
+ glTextNode *text_node;
+ gchar *id;
+ gboolean text_flag;
+ gboolean checksum_flag;
+ glColorNode *color_node;
+ guint format_digits;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Object-barcode", NULL);
+
+ /* position attrs */
+ gl_label_object_get_position (object, &x, &y);
+ lgl_xml_set_prop_length (node, "x", x);
+ lgl_xml_set_prop_length (node, "y", y);
+
+ /* size attrs */
+ gl_label_object_get_raw_size (object, &w, &h);
+ lgl_xml_set_prop_length (node, "w", w);
+ lgl_xml_set_prop_length (node, "h", h);
+
+ /* Barcode properties attrs */
+ gl_label_barcode_get_props (GL_LABEL_BARCODE(object),
+ &id, &text_flag, &checksum_flag, &format_digits);
+ lgl_xml_set_prop_string (node, "style", id);
+ lgl_xml_set_prop_boolean (node, "text", text_flag);
+ lgl_xml_set_prop_boolean (node, "checksum", checksum_flag);
+
+ g_free (id);
+
+ color_node = gl_label_object_get_line_color (GL_LABEL_OBJECT(object));
+ if (color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "color_field", color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "color", color_node->color);
+ }
+ gl_color_node_free (&color_node);
+
+
+ /* data OR field attr */
+ text_node = gl_label_barcode_get_data (GL_LABEL_BARCODE(object));
+ if (text_node->field_flag) {
+ lgl_xml_set_prop_string (node, "field", text_node->data);
+ lgl_xml_set_prop_int (node, "format", format_digits);
+ } else {
+ lgl_xml_set_prop_string (node, "data", text_node->data);
+ }
+ gl_text_node_free (&text_node);
+
+ /* affine attrs */
+ xml_create_affine_attrs (node, object);
+
+ /* shadow attrs */
+ xml_create_shadow_attrs (node, object);
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Label Merge Fields Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_merge_fields (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label)
+{
+ xmlNodePtr node;
+ gchar *string;
+ glMerge *merge;
+
+ gl_debug (DEBUG_XML, "START");
+
+ merge = gl_label_get_merge (label);
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Merge", NULL);
+
+ string = gl_merge_get_name (merge);
+ lgl_xml_set_prop_string (node, "type", string);
+ g_free (string);
+
+ string = gl_merge_get_src (merge);
+ lgl_xml_set_prop_string (node, "src", string);
+ g_free (string);
+
+ g_object_unref (G_OBJECT(merge));
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Label Data Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_data (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label)
+{
+ xmlNodePtr node;
+ GList *name_list, *p;
+ GHashTable *pixbuf_cache;
+
+ gl_debug (DEBUG_XML, "START");
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Data", NULL);
+
+ pixbuf_cache = gl_label_get_pixbuf_cache (label);
+ name_list = gl_pixbuf_cache_get_name_list (pixbuf_cache);
+
+ for (p = name_list; p != NULL; p=p->next) {
+ xml_create_pixdata (node, ns, label, p->data);
+ }
+
+ gl_pixbuf_cache_free_name_list (name_list);
+
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Add XML Label Data Pixbuf Node */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_pixdata (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabel *label,
+ gchar *name)
+{
+ xmlNodePtr node;
+ GHashTable *pixbuf_cache;
+ GdkPixbuf *pixbuf;
+ GdkPixdata *pixdata;
+ guchar *stream;
+ guint stream_length;
+ gchar *base64;
+
+ gl_debug (DEBUG_XML, "START");
+
+ pixbuf_cache = gl_label_get_pixbuf_cache (label);
+
+ pixbuf = gl_pixbuf_cache_get_pixbuf (pixbuf_cache, name);
+ if ( pixbuf != NULL ) {
+
+ pixdata = g_new0 (GdkPixdata, 1);
+ gdk_pixdata_from_pixbuf (pixdata, pixbuf, FALSE);
+ stream = gdk_pixdata_serialize (pixdata, &stream_length);
+ base64 = g_base64_encode (stream, stream_length);
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Pixdata", (xmlChar *)base64);
+ lgl_xml_set_prop_string (node, "name", name);
+ lgl_xml_set_prop_string (node, "encoding", "Base64");
+
+ gl_pixbuf_cache_remove_pixbuf (pixbuf_cache, name);
+
+ g_free (pixdata);
+ g_free (stream);
+ g_free (base64);
+ }
+
+
+ gl_debug (DEBUG_XML, "END");
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Create top-level Span node. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_toplevel_span (xmlNodePtr root,
+ xmlNsPtr ns,
+ glLabelText *object_text)
+{
+ xmlNodePtr node;
+ gchar *font_family;
+ gdouble font_size;
+ PangoWeight font_weight;
+ gboolean font_italic_flag;
+ glColorNode *color_node;
+ PangoAlignment align;
+ gdouble text_line_spacing;
+ GList *lines, *p_line, *p_node;
+ glTextNode *text_node;
+ xmlNodePtr child;
+
+ node = xmlNewChild (root, ns, (xmlChar *)"Span", NULL);
+
+ /* All span attrs at top level. */
+ font_family = gl_label_object_get_font_family (GL_LABEL_OBJECT(object_text));
+ font_size = gl_label_object_get_font_size (GL_LABEL_OBJECT(object_text));
+ text_line_spacing = gl_label_object_get_text_line_spacing (GL_LABEL_OBJECT(object_text));
+ font_weight = gl_label_object_get_font_weight (GL_LABEL_OBJECT(object_text));
+ font_italic_flag = gl_label_object_get_font_italic_flag (GL_LABEL_OBJECT(object_text));
+
+ color_node = gl_label_object_get_text_color (GL_LABEL_OBJECT(object_text));
+ if (color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "color_field", color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "color", color_node->color);
+ }
+ gl_color_node_free (&color_node);
+
+ align = gl_label_object_get_text_alignment (GL_LABEL_OBJECT(object_text));
+ lgl_xml_set_prop_string (node, "font_family", font_family);
+ lgl_xml_set_prop_double (node, "font_size", font_size);
+ lgl_xml_set_prop_string (node, "font_weight", gl_str_util_weight_to_string (font_weight));
+ lgl_xml_set_prop_boolean (node, "font_italic", font_italic_flag);
+
+ lgl_xml_set_prop_double (node, "line_spacing", text_line_spacing);
+
+ /* Build children. */
+ lines = gl_label_text_get_lines (GL_LABEL_TEXT(object_text));
+ for (p_line = lines; p_line != NULL; p_line = p_line->next) {
+
+ for (p_node = (GList *) p_line->data; p_node != NULL;
+ p_node = p_node->next) {
+ text_node = (glTextNode *) p_node->data;
+
+ if (text_node->field_flag) {
+ child = xmlNewChild (node, ns, (xmlChar *)"Field", NULL);
+ lgl_xml_set_prop_string (child, "name", text_node->data);
+ } else {
+ xmlNodeAddContent (node, (xmlChar *)text_node->data);
+ }
+
+ }
+
+ if ( p_line->next ) {
+ child = xmlNewChild (node, ns, (xmlChar *)"NL", NULL);
+ }
+
+ }
+
+ gl_text_node_lines_free (&lines);
+ g_free (font_family);
+
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Create affine attributes. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_affine_attrs (xmlNodePtr node,
+ glLabelObject *object)
+{
+ cairo_matrix_t matrix;
+
+ gl_label_object_get_matrix (object, &matrix);
+
+ lgl_xml_set_prop_double (node, "a0", matrix.xx);
+ lgl_xml_set_prop_double (node, "a1", matrix.yx);
+ lgl_xml_set_prop_double (node, "a2", matrix.xy);
+ lgl_xml_set_prop_double (node, "a3", matrix.yy);
+ lgl_xml_set_prop_double (node, "a4", matrix.x0);
+ lgl_xml_set_prop_double (node, "a5", matrix.y0);
+}
+
+
+/*--------------------------------------------------------------------------*/
+/* PRIVATE. Create shadow attributes. */
+/*--------------------------------------------------------------------------*/
+static void
+xml_create_shadow_attrs (xmlNodePtr node,
+ glLabelObject *object)
+{
+ gboolean shadow_state;
+ gdouble shadow_x;
+ gdouble shadow_y;
+ glColorNode *shadow_color_node;
+ gdouble shadow_opacity;
+
+ shadow_state = gl_label_object_get_shadow_state (object);
+
+ if (shadow_state)
+ {
+ lgl_xml_set_prop_boolean (node, "shadow", shadow_state);
+
+ gl_label_object_get_shadow_offset (object, &shadow_x, &shadow_y);
+ lgl_xml_set_prop_length (node, "shadow_x", shadow_x);
+ lgl_xml_set_prop_length (node, "shadow_y", shadow_y);
+
+ shadow_color_node = gl_label_object_get_shadow_color (object);
+ if (shadow_color_node->field_flag)
+ {
+ lgl_xml_set_prop_string (node, "shadow_color_field", shadow_color_node->key);
+ }
+ else
+ {
+ lgl_xml_set_prop_uint_hex (node, "shadow_color", shadow_color_node->color);
+ }
+ gl_color_node_free (&shadow_color_node);
+
+ shadow_opacity = gl_label_object_get_shadow_opacity (object);
+ lgl_xml_set_prop_double (node, "shadow_opacity", shadow_opacity);
+ }
+}
+
+
+
+/*
+ * Local Variables: -- emacs
+ * mode: C -- emacs
+ * c-basic-offset: 8 -- emacs
+ * tab-width: 8 -- emacs
+ * indent-tabs-mode: nil -- emacs
+ * End: -- emacs
+ */