diff --git a/src/sp-glyph.cpp b/src/sp-glyph.cpp
index 0bbe14674d256e67b2c7c1ba6c3f579a0a2c0dcb..6f72381335e323a7a681f1dd4e711b3b7bec4f9c 100644 (file)
--- a/src/sp-glyph.cpp
+++ b/src/sp-glyph.cpp
-#define __SP_ANCHOR_C__
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#ifdef ENABLE_SVG_FONTS
+#define __SP_GLYPH_C__
/*
* SVG <glyph> element implementation
*
* Author:
- * Felipe C. da S. Sanches <felipe.sanches@gmail.com>
+ * Felipe C. da S. Sanches <juca@members.fsf.org>
+ * Abhishek Sharma
*
* Copyright (C) 2008, Felipe C. da S. Sanches
*
#include "sp-glyph.h"
#include "document.h"
-static void sp_glyph_class_init(SPGlyphClass *fc);
+static void sp_glyph_class_init(SPGlyphClass *gc);
static void sp_glyph_init(SPGlyph *glyph);
static void sp_glyph_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
static void sp_glyph_release(SPObject *object);
static void sp_glyph_set(SPObject *object, unsigned int key, const gchar *value);
-static Inkscape::XML::Node *sp_glyph_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
+static Inkscape::XML::Node *sp_glyph_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
+static void sp_glyph_update(SPObject *object, SPCtx *ctx, guint flags);
static SPObjectClass *parent_class;
if (!type) {
GTypeInfo info = {
sizeof(SPGlyphClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
+ NULL, /* base_init */
+ NULL, /* base_finalize */
(GClassInitFunc) sp_glyph_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
+ NULL, /* class_finalize */
+ NULL, /* class_data */
sizeof(SPGlyph),
- 16, /* n_preallocs */
+ 16, /* n_preallocs */
(GInstanceInitFunc) sp_glyph_init,
- NULL, /* value_table */
+ NULL, /* value_table */
};
type = g_type_register_static(SP_TYPE_OBJECT, "SPGlyph", &info, (GTypeFlags) 0);
}
{
SPObjectClass *sp_object_class = (SPObjectClass *) gc;
- parent_class = (SPObjectClass *) g_type_class_ref(SP_TYPE_OBJECT);
+ parent_class = (SPObjectClass*)g_type_class_peek_parent(gc);
sp_object_class->build = sp_glyph_build;
sp_object_class->release = sp_glyph_release;
sp_object_class->set = sp_glyph_set;
sp_object_class->write = sp_glyph_write;
+ sp_object_class->update = sp_glyph_update;
}
static void sp_glyph_init(SPGlyph *glyph)
{
//TODO: correct these values:
- glyph->unicode = "";
- glyph->glyph-name = "";
- glyph->d = "";
- glyph->orientation = "";
- glyph->arabic-form = "";
- glyph->lang = "";
- glyph->horiz-adv-x = 0;
- glyph->vert-origin-x = 0;
- glyph->vert-origin-y = 0;
- glyph->vert-adv-y = 0;
+
+ new (&glyph->unicode) Glib::ustring();
+ new (&glyph->glyph_name) Glib::ustring();
+ glyph->d = NULL;
+ glyph->orientation = GLYPH_ORIENTATION_BOTH;
+ glyph->arabic_form = GLYPH_ARABIC_FORM_INITIAL;
+ glyph->lang = NULL;
+ glyph->horiz_adv_x = 0;
+ glyph->vert_origin_x = 0;
+ glyph->vert_origin_y = 0;
+ glyph->vert_adv_y = 0;
}
static void sp_glyph_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
@@ -82,16 +91,16 @@ static void sp_glyph_build(SPObject *object, SPDocument *document, Inkscape::XML
((SPObjectClass *) (parent_class))->build(object, document, repr);
}
- sp_object_read_attr(object, "unicode");
- sp_object_read_attr(object, "glyph-name");
- sp_object_read_attr(object, "d");
- sp_object_read_attr(object, "orientation");
- sp_object_read_attr(object, "arabic-form");
- sp_object_read_attr(object, "lang");
- sp_object_read_attr(object, "horiz-adv-x");
- sp_object_read_attr(object, "vert-origin-x");
- sp_object_read_attr(object, "vert-origin-y");
- sp_object_read_attr(object, "vert-adv-y");
+ object->readAttr( "unicode" );
+ object->readAttr( "glyph-name" );
+ object->readAttr( "d" );
+ object->readAttr( "orientation" );
+ object->readAttr( "arabic-form" );
+ object->readAttr( "lang" );
+ object->readAttr( "horiz-adv-x" );
+ object->readAttr( "vert-origin-x" );
+ object->readAttr( "vert-origin-y" );
+ object->readAttr( "vert-adv-y" );
}
static void sp_glyph_release(SPObject *object)
}
}
-//ToDo: use helper-fns.h
-inline double helperfns_read_number(gchar const *value) {
- if (!value) return 0;
- char *end;
- double ret = g_ascii_strtod(value, &end);
- if (*end) {
- g_warning("Unable to convert \"%s\" to number", value);
- // We could leave this out, too. If strtod can't convert
- // anything, it will return zero.
- ret = 0;
+static glyphArabicForm sp_glyph_read_arabic_form(gchar const *value){
+ if (!value) return GLYPH_ARABIC_FORM_INITIAL; //TODO: verify which is the default default (for me, the spec is not clear)
+ switch(value[0]){
+ case 'i':
+ if (strncmp(value, "initial", 7) == 0) return GLYPH_ARABIC_FORM_INITIAL;
+ if (strncmp(value, "isolated", 8) == 0) return GLYPH_ARABIC_FORM_ISOLATED;
+ break;
+ case 'm':
+ if (strncmp(value, "medial", 6) == 0) return GLYPH_ARABIC_FORM_MEDIAL;
+ break;
+ case 't':
+ if (strncmp(value, "terminal", 8) == 0) return GLYPH_ARABIC_FORM_TERMINAL;
+ break;
}
- return ret;
+ return GLYPH_ARABIC_FORM_INITIAL; //TODO: VERIFY DEFAULT!
+}
+
+static glyphOrientation sp_glyph_read_orientation(gchar const *value){
+ if (!value) return GLYPH_ORIENTATION_BOTH;
+ switch(value[0]){
+ case 'h':
+ return GLYPH_ORIENTATION_HORIZONTAL;
+ break;
+ case 'v':
+ return GLYPH_ORIENTATION_VERTICAL;
+ break;
+ }
+//ERROR? TODO: VERIFY PROPER ERROR HANDLING
+ return GLYPH_ORIENTATION_BOTH;
}
static void sp_glyph_set(SPObject *object, unsigned int key, const gchar *value)
{
SPGlyph *glyph = SP_GLYPH(object);
- double number;
switch (key) {
- case SP_ATTR_HORIZ_ORIGIN_X:
- number = helperfns_read_number(value);
- if (number != glyph->horiz_origin_x){
- glyph->horiz_origin_x = number;
-g_warning("SP_ATTR_HORIZ_ORIGIN_X: %f", number);
+ case SP_ATTR_UNICODE:
+ {
+ glyph->unicode.clear();
+ if (value) glyph->unicode.append(value);
+ object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ }
+ case SP_ATTR_GLYPH_NAME:
+ {
+ glyph->glyph_name.clear();
+ if (value) glyph->glyph_name.append(value);
+ object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ }
+ case SP_ATTR_D:
+ {
+ if (glyph->d) g_free(glyph->d);
+ glyph->d = g_strdup(value);
+ object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ }
+ case SP_ATTR_ORIENTATION:
+ {
+ glyphOrientation orient = sp_glyph_read_orientation(value);
+ if (glyph->orientation != orient){
+ glyph->orientation = orient;
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- case SP_ATTR_HORIZ_ORIGIN_Y:
- number = helperfns_read_number(value);
- if (number != glyph->horiz_origin_y){
- glyph->horiz_origin_y = number;
-g_warning("SP_ATTR_HORIZ_ORIGIN_Y: %f", number);
+ }
+ case SP_ATTR_ARABIC_FORM:
+ {
+ glyphArabicForm form = sp_glyph_read_arabic_form(value);
+ if (glyph->arabic_form != form){
+ glyph->arabic_form = form;
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- case SP_ATTR_HORIZ_ADV_X:
- number = helperfns_read_number(value);
+ }
+ case SP_ATTR_LANG:
+ {
+ if (glyph->lang) g_free(glyph->lang);
+ glyph->lang = g_strdup(value);
+ object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+ break;
+ }
+ case SP_ATTR_HORIZ_ADV_X:
+ {
+ double number = value ? g_ascii_strtod(value, 0) : 0;
if (number != glyph->horiz_adv_x){
glyph->horiz_adv_x = number;
-g_warning("SP_ATTR_HORIZ_ADV_X: %f", number);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- case SP_ATTR_VERT_ORIGIN_X:
- number = helperfns_read_number(value);
+ }
+ case SP_ATTR_VERT_ORIGIN_X:
+ {
+ double number = value ? g_ascii_strtod(value, 0) : 0;
if (number != glyph->vert_origin_x){
glyph->vert_origin_x = number;
-g_warning("SP_ATTR_VERT_ORIGIN_X: %f", number);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- case SP_ATTR_VERT_ORIGIN_Y:
- number = helperfns_read_number(value);
+ }
+ case SP_ATTR_VERT_ORIGIN_Y:
+ {
+ double number = value ? g_ascii_strtod(value, 0) : 0;
if (number != glyph->vert_origin_y){
glyph->vert_origin_y = number;
-g_warning("SP_ATTR_VERT_ORIGIN_Y: %f", number);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- case SP_ATTR_VERT_ADV_Y:
- number = helperfns_read_number(value);
+ }
+ case SP_ATTR_VERT_ADV_Y:
+ {
+ double number = value ? g_ascii_strtod(value, 0) : 0;
if (number != glyph->vert_adv_y){
glyph->vert_adv_y = number;
-g_warning("SP_ATTR_VERT_ADV_Y: %f", number);
object->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
break;
- default:
+ }
+ default:
+ {
if (((SPObjectClass *) (parent_class))->set) {
((SPObjectClass *) (parent_class))->set(object, key, value);
}
break;
+ }
+ }
+}
+
+/**
+ * * Receives update notifications.
+ * */
+static void
+sp_glyph_update(SPObject *object, SPCtx *ctx, guint flags)
+{
+ SPGlyph *glyph = SP_GLYPH(object);
+ (void)glyph;
+
+ if (flags & SP_OBJECT_MODIFIED_FLAG) {
+ /* do something to trigger redisplay, updates? */
+ object->readAttr( "unicode" );
+ object->readAttr( "glyph-name" );
+ object->readAttr( "d" );
+ object->readAttr( "orientation" );
+ object->readAttr( "arabic-form" );
+ object->readAttr( "lang" );
+ object->readAttr( "horiz-adv-x" );
+ object->readAttr( "vert-origin-x" );
+ object->readAttr( "vert-origin-y" );
+ object->readAttr( "vert-adv-y" );
+ }
+
+ if (((SPObjectClass *) parent_class)->update) {
+ ((SPObjectClass *) parent_class)->update(object, ctx, flags);
}
}
#define COPY_ATTR(rd,rs,key) (rd)->setAttribute((key), rs->attribute(key));
-static Inkscape::XML::Node *sp_glyph_write(SPObject *object, Inkscape::XML::Node *repr, guint flags)
+static Inkscape::XML::Node *sp_glyph_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
- SPGlyph *glyph = SP_GLYPH(object);
+// SPGlyph *glyph = SP_GLYPH(object);
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
- Inkscape::XML::Document *xml_doc = sp_document_repr_doc(SP_OBJECT_DOCUMENT(object));
repr = xml_doc->createElement("svg:glyph");
}
- sp_repr_set_svg_double(repr, "horiz-origin-x", glyph->horiz_origin_x);
- sp_repr_set_svg_double(repr, "horiz-origin-y", glyph->horiz_origin_y);
+/* I am commenting out this part because I am not certain how does it work. I will have to study it later. Juca
+ repr->setAttribute("unicode", glyph->unicode);
+ repr->setAttribute("glyph-name", glyph->glyph_name);
+ repr->setAttribute("d", glyph->d);
+ sp_repr_set_svg_double(repr, "orientation", (double) glyph->orientation);
+ sp_repr_set_svg_double(repr, "arabic-form", (double) glyph->arabic_form);
+ repr->setAttribute("lang", glyph->lang);
sp_repr_set_svg_double(repr, "horiz-adv-x", glyph->horiz_adv_x);
sp_repr_set_svg_double(repr, "vert-origin-x", glyph->vert_origin_x);
sp_repr_set_svg_double(repr, "vert-origin-y", glyph->vert_origin_y);
sp_repr_set_svg_double(repr, "vert-adv-y", glyph->vert_adv_y);
-
+*/
if (repr != SP_OBJECT_REPR(object)) {
- COPY_ATTR(repr, object->repr, "horiz-origin-x");
- COPY_ATTR(repr, object->repr, "horiz-origin-y");
- COPY_ATTR(repr, object->repr, "horiz-adv-x");
- COPY_ATTR(repr, object->repr, "vert-origin-x");
- COPY_ATTR(repr, object->repr, "vert-origin-y");
- COPY_ATTR(repr, object->repr, "vert-adv-y");
+ // All the COPY_ATTR functions below use
+ // XML Tree directly while they shouldn't.
+ COPY_ATTR(repr, object->getRepr(), "unicode");
+ COPY_ATTR(repr, object->getRepr(), "glyph-name");
+ COPY_ATTR(repr, object->getRepr(), "d");
+ COPY_ATTR(repr, object->getRepr(), "orientation");
+ COPY_ATTR(repr, object->getRepr(), "arabic-form");
+ COPY_ATTR(repr, object->getRepr(), "lang");
+ COPY_ATTR(repr, object->getRepr(), "horiz-adv-x");
+ COPY_ATTR(repr, object->getRepr(), "vert-origin-x");
+ COPY_ATTR(repr, object->getRepr(), "vert-origin-y");
+ COPY_ATTR(repr, object->getRepr(), "vert-adv-y");
}
if (((SPObjectClass *) (parent_class))->write) {
- ((SPObjectClass *) (parent_class))->write(object, repr, flags);
+ ((SPObjectClass *) (parent_class))->write(object, xml_doc, repr, flags);
}
return repr;
}
-
+#endif //#ifdef ENABLE_SVG_FONTS
/*
Local Variables:
mode:c++