diff --git a/src/style.cpp b/src/style.cpp
index 2a0a30bd165b91fb4b12171307aa3bb3463b90da..0b946f3488ede5da9b9bcabcb56ced53586c2889 100644 (file)
--- a/src/style.cpp
+++ b/src/style.cpp
#define __SP_STYLE_C__
-/** \file
- * SVG stylesheets implementation.
- *
- * Authors:
+/** @file
+ * @brief SVG stylesheets implementation.
+ */
+/* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* Peter Moulder <pmoulder@mail.csse.monash.edu.au>
* bulia byak <buliabyak@users.sf.net>
# include "config.h"
#endif
+#include <cstring>
+#include <string>
+
#include "libcroco/cr-sel-eng.h"
#include "xml/croco-node-iface.h"
#include "attributes.h"
#include "document.h"
#include "extract-uri.h"
-#include "marker-status.h"
#include "uri-references.h"
+#include "uri.h"
#include "sp-paint-server.h"
#include "streq.h"
#include "strneq.h"
#include "style.h"
#include "svg/css-ostringstream.h"
#include "xml/repr.h"
+#include "xml/simple-document.h"
#include "unit-constants.h"
-#include "isnan.h"
-
-using Inkscape::CSSOStringStream;
-using std::vector;
-
-namespace Inkscape {
+#include "2geom/isnan.h"
+#include "macros.h"
+#include "preferences.h"
-/**
- * Parses a CSS url() specification; temporary hack until
- * style stuff is redone.
- * \param string the CSS string to parse
- * \return a newly-allocated URL string (or NULL); free with g_free()
- */
-gchar *parse_css_url(gchar const *string) {
- if (!string)
- return NULL;
+#include "sp-filter-reference.h"
- gchar const *iter = string;
- for ( ; g_ascii_isspace(*iter) ; iter = g_utf8_next_char(iter) );
- if (strncmp(iter, "url(", 4))
- return NULL;
- iter += 4;
+#include <sigc++/functors/ptr_fun.h>
+#include <sigc++/adaptors/bind.h>
- gchar const end_char = *iter;
- if ( *iter == '"' || *iter == '\'' ) {
- iter += 1;
- }
-
- GString *temp = g_string_new(NULL);
- for ( ; *iter ; iter = g_utf8_next_char(iter) ) {
- if ( *iter == '(' || *iter == ')' ||
- *iter == '"' || *iter == '\'' ||
- g_ascii_isspace(*iter) ||
- g_ascii_iscntrl(*iter) )
- {
- break;
- }
- if ( *iter == '\\' ) {
- iter = g_utf8_next_char(iter);
- }
- if ( *iter & (gchar)0x80 ) {
- break;
- } else {
- g_string_append_c(temp, *iter);
- }
- }
-
- if ( *iter == end_char && end_char != ')' ) {
- iter = g_utf8_next_char(iter);
- }
- gchar *result;
- if ( *iter == ')' ) {
- result = temp->str;
- g_string_free(temp, FALSE);
- } else {
- result = NULL;
- g_string_free(temp, TRUE);
- }
-
- return result;
-}
-
-}
+using Inkscape::CSSOStringStream;
+using std::vector;
#define BMAX 8192
static void sp_style_merge_property(SPStyle *style, gint id, gchar const *val);
static void sp_style_merge_ipaint(SPStyle *style, SPIPaint *paint, SPIPaint const *parent);
+static void sp_style_merge_ifilter(SPStyle *style, SPIFilter const *parent);
static void sp_style_read_dash(SPStyle *style, gchar const *str);
static SPTextStyle *sp_text_style_new(void);
static void sp_style_read_icolor(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocument *document);
static void sp_style_read_ipaint(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocument *document);
static void sp_style_read_ifontsize(SPIFontSize *val, gchar const *str);
+static void sp_style_read_ifilter(gchar const *str, SPStyle *style, SPDocument *document);
static void sp_style_read_penum(SPIEnum *val, Inkscape::XML::Node *repr, gchar const *key, SPStyleEnum const *dict, bool can_explicitly_inherit);
static void sp_style_read_plength(SPILength *val, Inkscape::XML::Node *repr, gchar const *key);
@@ -149,10 +103,9 @@ static gint sp_style_write_ipaint(gchar *b, gint len, gchar const *key, SPIPaint
static gint sp_style_write_ifontsize(gchar *p, gint len, gchar const *key, SPIFontSize const *val, SPIFontSize const *base, guint flags);
static gint sp_style_write_ilengthornormal(gchar *p, gint const len, gchar const *const key, SPILengthOrNormal const *const val, SPILengthOrNormal const *const base, guint const flags);
static gint sp_style_write_itextdecoration(gchar *p, gint const len, gchar const *const key, SPITextDecoration const *const val, SPITextDecoration const *const base, guint const flags);
+static gint sp_style_write_ifilter(gchar *b, gint len, gchar const *key, SPIFilter const *filter, SPIFilter const *base, guint flags);
-static void css2_unescape_unquote(SPIString *val);
-
-static void sp_style_paint_clear(SPStyle *style, SPIPaint *paint);
+static void sp_style_filter_clear(SPStyle *style);
#define SPS_READ_IENUM_IF_UNSET(v,s,d,i) if (!(v)->set) {sp_style_read_ienum((v), (s), (d), (i));}
#define SPS_READ_PENUM_IF_UNSET(v,r,k,d,i) if (!(v)->set) {sp_style_read_penum((v), (r), (k), (d), (i));}
{NULL, -1}
};
+static SPStyleEnum const enum_enable_background[] = {
+ {"accumulate", SP_CSS_BACKGROUND_ACCUMULATE},
+ {"new", SP_CSS_BACKGROUND_NEW},
+ {NULL, -1}
+};
+
/**
* Release callback.
*/
static void
sp_style_object_release(SPObject *object, SPStyle *style)
{
+ (void)object; // TODO
style->object = NULL;
}
+/**
+ * Emit style modified signal on style's object if the filter changed.
+ */
+static void
+sp_style_filter_ref_modified(SPObject *obj, guint flags, SPStyle *style)
+{
+ (void)flags; // TODO
+ SPFilter *filter=static_cast<SPFilter *>(obj);
+ if (style->getFilter() == filter)
+ {
+ if (style->object) {
+ style->object->requestModified(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
+ }
+ }
+}
+/**
+ * Gets called when the filter is (re)attached to the style
+ */
+static void
+sp_style_filter_ref_changed(SPObject *old_ref, SPObject *ref, SPStyle *style)
+{
+ if (old_ref) {
+ style->filter_modified_connection.disconnect();
+ }
+ if ( SP_IS_FILTER(ref))
+ {
+ style->filter_modified_connection =
+ ref->connectModified(sigc::bind(sigc::ptr_fun(&sp_style_filter_ref_modified), style));
+ }
+ sp_style_filter_ref_modified(ref, 0, style);
+}
+
+/**
+ * Emit style modified signal on style's object if server is style's fill
+ * or stroke paint server.
+ */
+static void
+sp_style_paint_server_ref_modified(SPObject *obj, guint flags, SPStyle *style)
+{
+ (void)flags; // TODO
+ SPPaintServer *server = static_cast<SPPaintServer *>(obj);
+
+ if ((style->fill.isPaintserver())
+ && style->getFillPaintServer() == server)
+ {
+ if (style->object) {
+ /** \todo
+ * fixme: I do not know, whether it is optimal - we are
+ * forcing reread of everything (Lauris)
+ */
+ /** \todo
+ * fixme: We have to use object_modified flag, because parent
+ * flag is only available downstreams.
+ */
+ style->object->requestModified(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
+ }
+ } else if ((style->stroke.isPaintserver())
+ && style->getStrokePaintServer() == server)
+ {
+ if (style->object) {
+ /// \todo fixme:
+ style->object->requestModified(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
+ }
+ } else if (server) {
+ g_assert_not_reached();
+ }
+}
+
+/**
+ * Gets called when the paintserver is (re)attached to the style
+ */
+static void
+sp_style_fill_paint_server_ref_changed(SPObject *old_ref, SPObject *ref, SPStyle *style)
+{
+ if (old_ref) {
+ style->fill_ps_modified_connection.disconnect();
+ }
+ if (SP_IS_PAINT_SERVER(ref)) {
+ style->fill_ps_modified_connection =
+ ref->connectModified(sigc::bind(sigc::ptr_fun(&sp_style_paint_server_ref_modified), style));
+ }
+
+ sp_style_paint_server_ref_modified(ref, 0, style);
+}
+
+/**
+ * Gets called when the paintserver is (re)attached to the style
+ */
+static void
+sp_style_stroke_paint_server_ref_changed(SPObject *old_ref, SPObject *ref, SPStyle *style)
+{
+ if (old_ref) {
+ style->stroke_ps_modified_connection.disconnect();
+ }
+ if (SP_IS_PAINT_SERVER(ref)) {
+ style->stroke_ps_modified_connection =
+ ref->connectModified(sigc::bind(sigc::ptr_fun(&sp_style_paint_server_ref_modified), style));
+ }
+
+ sp_style_paint_server_ref_modified(ref, 0, style);
+}
/**
* Returns a new SPStyle object with settings as per sp_style_clear().
*/
SPStyle *
-sp_style_new()
+sp_style_new(SPDocument *document)
{
SPStyle *const style = g_new0(SPStyle, 1);
style->refcount = 1;
style->object = NULL;
+ style->document = document;
style->text = sp_text_style_new();
style->text_private = TRUE;
style->cloned = false;
- style->fill_hreffed = false;
- style->stroke_hreffed = false;
-
- style->fill_listening = false;
- style->stroke_listening = false;
+ new (&style->release_connection) sigc::connection();
+ new (&style->filter_modified_connection) sigc::connection();
+ new (&style->fill_ps_modified_connection) sigc::connection();
+ new (&style->stroke_ps_modified_connection) sigc::connection();
return style;
}
g_return_val_if_fail(object != NULL, NULL);
g_return_val_if_fail(SP_IS_OBJECT(object), NULL);
- SPStyle *style = sp_style_new();
+ SPStyle *style = sp_style_new(SP_OBJECT_DOCUMENT(object));
style->object = object;
- g_signal_connect(G_OBJECT(object), "release", G_CALLBACK(sp_style_object_release), style);
+ style->release_connection = object->connectRelease(sigc::bind<1>(sigc::ptr_fun(&sp_style_object_release), style));
if (object && SP_OBJECT_IS_CLONED(object)) {
style->cloned = true;
style->refcount -= 1;
if (style->refcount < 1) {
- if (style->object)
- g_signal_handlers_disconnect_matched(G_OBJECT(style->object),
- G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, style);
+ style->release_connection.disconnect();
+ style->release_connection.~connection();
if (style->text) sp_text_style_unref(style->text);
- sp_style_paint_clear(style, &style->fill);
- sp_style_paint_clear(style, &style->stroke);
+
+ if (style->fill.value.href) {
+ style->fill_ps_modified_connection.disconnect();
+ delete style->fill.value.href;
+ style->fill.value.href = NULL;
+ }
+ if (style->stroke.value.href) {
+ style->stroke_ps_modified_connection.disconnect();
+ delete style->stroke.value.href;
+ style->stroke.value.href = NULL;
+ }
+ if (style->filter.href) {
+ style->filter_modified_connection.disconnect();
+ delete style->filter.href;
+ style->filter.href = NULL;
+ }
+
+ style->filter_modified_connection.~connection();
+ style->fill_ps_modified_connection.~connection();
+ style->stroke_ps_modified_connection.~connection();
+
+ style->fill.clear();
+ style->stroke.clear();
+ sp_style_filter_clear(style);
+
g_free(style->stroke_dash.dash);
g_free(style);
}
style->cloned = true;
}
- /* 1. Style itself */
+ /* 1. Style attribute */
gchar const *val = repr->attribute("style");
if (val != NULL) {
sp_style_merge_from_style_string(style, val);
sp_style_read_dash(style, val);
}
}
+
if (!style->stroke_dashoffset_set) {
- /* fixme */
val = repr->attribute("stroke-dashoffset");
if (sp_svg_number_read_d(val, &style->stroke_dash.offset)) {
style->stroke_dashoffset_set = TRUE;
+ } else if (val && !strcmp(val, "inherit")) {
+ style->stroke_dashoffset_set = TRUE;
+ style->stroke_dashoffset_inherit = TRUE;
} else {
style->stroke_dashoffset_set = FALSE;
}
}
+
+ /* -inkscape-font-specification */
+ if (!style->text_private || !style->text->font_specification.set) {
+ val = repr->attribute("-inkscape-font-specification");
+ if (val) {
+ if (!style->text_private) sp_style_privatize_text(style);
+ gchar *val_unquoted = attribute_unquote(val);
+ sp_style_read_istring(&style->text->font_specification, val_unquoted);
+ if (val_unquoted) g_free (val_unquoted);
+ }
+ }
/* font-family */
if (!style->text_private || !style->text->font_family.set) {
val = repr->attribute("font-family");
if (val) {
if (!style->text_private) sp_style_privatize_text(style);
- sp_style_read_istring(&style->text->font_family, val);
- css2_unescape_unquote(&style->text->font_family);
+ gchar *val_unquoted = attribute_unquote(val);
+ sp_style_read_istring(&style->text->font_family, val_unquoted);
+ if (val_unquoted) g_free (val_unquoted);
+ }
+ }
+
+ /* filter effects */
+ if (!style->filter.set) {
+ val = repr->attribute("filter");
+ if (val) {
+ sp_style_read_ifilter(val, style, (object) ? SP_OBJECT_DOCUMENT(object) : NULL);
}
}
+ SPS_READ_PENUM_IF_UNSET(&style->enable_background, repr,
+ "enable-background", enum_enable_background, true);
/* 3. Merge from parent */
if (object) {
} else {
if (sp_repr_parent(repr)) {
/// \todo fixme: This is not the prettiest thing (Lauris)
- SPStyle *parent = sp_style_new();
+ SPStyle *parent = sp_style_new(NULL);
sp_style_read(parent, NULL, sp_repr_parent(repr));
sp_style_merge_from_parent(style, parent);
sp_style_unref(parent);
/**
- * Read style properties from repr only.
+ * Read style properties from preferences.
+ * @param style The style to write to
+ * @param path Preferences directory from which the style should be read
*/
void
-sp_style_read_from_repr(SPStyle *style, Inkscape::XML::Node *repr)
+sp_style_read_from_prefs(SPStyle *style, Glib::ustring const &path)
{
g_return_if_fail(style != NULL);
- g_return_if_fail(repr != NULL);
-
- sp_style_read(style, NULL, repr);
+ g_return_if_fail(path != "");
+
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+
+ // not optimal: we reconstruct the node based on the prefs, then pass it to
+ // sp_style_read for actual processing.
+ Inkscape::XML::SimpleDocument *tempdoc = new Inkscape::XML::SimpleDocument;
+ Inkscape::XML::Node *tempnode = tempdoc->createElement("temp");
+
+ std::vector<Inkscape::Preferences::Entry> attrs = prefs->getAllEntries(path);
+ for (std::vector<Inkscape::Preferences::Entry>::iterator i = attrs.begin(); i != attrs.end(); ++i) {
+ tempnode->setAttribute(i->getEntryName().data(), i->getString().data());
+ }
+
+ sp_style_read(style, NULL, tempnode);
+
+ Inkscape::GC::release(tempnode);
+ Inkscape::GC::release(tempdoc);
+ delete tempdoc;
}
g_return_if_fail(val != NULL);
switch (id) {
+ case SP_PROP_INKSCAPE_FONT_SPEC:
+ if (!style->text_private) sp_style_privatize_text(style);
+ if (!style->text->font_specification.set) {
+ gchar *val_unquoted = attribute_unquote(val);
+ sp_style_read_istring(&style->text->font_specification, val_unquoted);
+ if (val_unquoted) g_free (val_unquoted);
+ }
+ break;
/* CSS2 */
/* Font */
case SP_PROP_FONT_FAMILY:
if (!style->text_private) sp_style_privatize_text(style);
if (!style->text->font_family.set) {
- sp_style_read_istring(&style->text->font_family, val);
- css2_unescape_unquote(&style->text->font_family);
+ gchar *val_unquoted = attribute_unquote(val);
+ sp_style_read_istring(&style->text->font_family, val_unquoted);
+ if (val_unquoted) g_free (val_unquoted);
}
break;
case SP_PROP_FONT_SIZE:
/* SVG */
/* Clip/Mask */
case SP_PROP_CLIP_PATH:
- g_warning("Unimplemented style property SP_PROP_CLIP_PATH: value: %s", val);
+ /** \todo
+ * This is a workaround. Inkscape only supports 'clip-path' as SVG attribute, not as
+ * style property. By having both CSS and SVG attribute set, editing of clip-path
+ * will fail, since CSS always overwrites SVG attributes.
+ * Fixes Bug #324849
+ */
+ g_warning("attribute 'clip-path' given as CSS");
+ style->object->repr->setAttribute("clip-path", val);
break;
case SP_PROP_CLIP_RULE:
g_warning("Unimplemented style property SP_PROP_CLIP_RULE: value: %s", val);
break;
case SP_PROP_MASK:
- g_warning("Unimplemented style property SP_PROP_MASK: value: %s", val);
+ /** \todo
+ * See comment for SP_PROP_CLIP_PATH
+ */
+ g_warning("attribute 'mask' given as CSS");
+ style->object->repr->setAttribute("mask", val);
break;
case SP_PROP_OPACITY:
if (!style->opacity.set) {
sp_style_read_iscale24(&style->opacity, val);
}
break;
- /* Filter */
case SP_PROP_ENABLE_BACKGROUND:
- g_warning("Unimplemented style property SP_PROP_ENABLE_BACKGROUND: value: %s", val);
+ SPS_READ_IENUM_IF_UNSET(&style->enable_background, val,
+ enum_enable_background, true);
break;
+ /* Filter */
case SP_PROP_FILTER:
- g_warning("Unimplemented style property SP_PROP_FILTER: value: %s", val);
+ if (!style->filter.set && !style->filter.inherit) {
+ sp_style_read_ifilter(val, style, (style->object) ? SP_OBJECT_DOCUMENT(style->object) : NULL);
+ }
break;
case SP_PROP_FLOOD_COLOR:
g_warning("Unimplemented style property SP_PROP_FLOOD_COLOR: value: %s", val);
case SP_PROP_MARKER:
/* TODO: Call sp_uri_reference_resolve(SPDocument *document, guchar const *uri) */
/* style->marker[SP_MARKER_LOC] = g_quark_from_string(val); */
- marker_status("Setting SP_PROP_MARKER");
if (!style->marker[SP_MARKER_LOC].set) {
g_free(style->marker[SP_MARKER_LOC].value);
style->marker[SP_MARKER_LOC].value = g_strdup(val);
case SP_PROP_MARKER_START:
/* TODO: Call sp_uri_reference_resolve(SPDocument *document, guchar const *uri) */
- marker_status("Setting SP_PROP_MARKER_START");
if (!style->marker[SP_MARKER_LOC_START].set) {
g_free(style->marker[SP_MARKER_LOC_START].value);
style->marker[SP_MARKER_LOC_START].value = g_strdup(val);
break;
case SP_PROP_MARKER_MID:
/* TODO: Call sp_uri_reference_resolve(SPDocument *document, guchar const *uri) */
- marker_status("Setting SP_PROP_MARKER_MID");
if (!style->marker[SP_MARKER_LOC_MID].set) {
g_free(style->marker[SP_MARKER_LOC_MID].value);
style->marker[SP_MARKER_LOC_MID].value = g_strdup(val);
break;
case SP_PROP_MARKER_END:
/* TODO: Call sp_uri_reference_resolve(SPDocument *document, guchar const *uri) */
- marker_status("Setting SP_PROP_MARKER_END");
if (!style->marker[SP_MARKER_LOC_END].set) {
g_free(style->marker[SP_MARKER_LOC_END].value);
style->marker[SP_MARKER_LOC_END].value = g_strdup(val);
break;
case SP_PROP_STROKE_DASHOFFSET:
if (!style->stroke_dashoffset_set) {
- /* fixme */
if (sp_svg_number_read_d(val, &style->stroke_dash.offset)) {
style->stroke_dashoffset_set = TRUE;
+ } else if (val && !strcmp(val, "inherit")) {
+ style->stroke_dashoffset_set = TRUE;
+ style->stroke_dashoffset_inherit = TRUE;
} else {
style->stroke_dashoffset_set = FALSE;
}
static void
sp_style_merge_from_decl_list(SPStyle *const style, CRDeclaration const *const decl_list)
{
+ // read the decls from end to start, using head recursion, so that latter declarations override
+ // (Ref: http://www.w3.org/TR/REC-CSS2/cascade.html#cascading-order point 4.)
+ // because sp_style_merge_style_from_decl only sets properties that are unset
if (decl_list->next) {
sp_style_merge_from_decl_list(style, decl_list->next);
}
@@ -1381,11 +1531,7 @@ sp_style_merge_from_parent(SPStyle *const style, SPStyle const *const parent)
style->stroke_miterlimit.value = parent->stroke_miterlimit.value;
}
- if (!style->stroke_dasharray_set && parent->stroke_dasharray_set) {
- /** \todo
- * This code looks wrong. Why does the logic differ from the
- * above properties? Similarly dashoffset below.
- */
+ if (!style->stroke_dasharray_set || style->stroke_dasharray_inherit) {
style->stroke_dash.n_dash = parent->stroke_dash.n_dash;
if (style->stroke_dash.n_dash > 0) {
style->stroke_dash.dash = g_new(gdouble, style->stroke_dash.n_dash);
}
}
- if (!style->stroke_dashoffset_set && parent->stroke_dashoffset_set) {
+ if (!style->stroke_dashoffset_set || style->stroke_dashoffset_inherit) {
style->stroke_dash.offset = parent->stroke_dash.offset;
}
@@ -1408,6 +1554,13 @@ sp_style_merge_from_parent(SPStyle *const style, SPStyle const *const parent)
}
}
+ if (style->text && parent->text) {
+ if (!style->text->font_specification.set || style->text->font_specification.inherit) {
+ g_free(style->text->font_specification.value);
+ style->text->font_specification.value = g_strdup(parent->text->font_specification.value);
+ }
+ }
+
/* Markers - Free the old value and make copy of the new */
for (unsigned i = SP_MARKER_LOC; i < SP_MARKER_LOC_QTY; i++) {
if (!style->marker[i].set || style->marker[i].inherit) {
@@ -1415,6 +1568,15 @@ sp_style_merge_from_parent(SPStyle *const style, SPStyle const *const parent)
style->marker[i].value = g_strdup(parent->marker[i].value);
}
}
+
+ /* Filter effects */
+ if (style->filter.inherit) {
+ sp_style_merge_ifilter(style, &parent->filter);
+ }
+
+ if(style->enable_background.inherit) {
+ style->enable_background.value = parent->enable_background.value;
+ }
}
template <typename T>
* I haven't given this much attention. See comments below about
* currentColor, colorProfile, and relative URIs.
*/
- if (!child.set || child.inherit || child.currentcolor) {
+ if (!child.set || child.inherit) {
sp_style_merge_ipaint(style, &child, &parent);
child.set = parent.set;
child.inherit = parent.inherit;
@@ -1542,7 +1704,7 @@ sp_style_merge_length_prop_from_dying_parent(LengthT &child, LengthT const &pare
* fixme: Have separate ex ratio parameter.
* Get x height from libnrtype or pango.
*/
- if (!isFinite(child.value)) {
+ if (!IS_FINITE(child.value)) {
child.value = child.computed;
child.unit = SP_CSS_UNIT_NONE;
}
@@ -1784,10 +1946,14 @@ sp_style_merge_from_dying_parent(SPStyle *const style, SPStyle const *const pare
/* Font */
if (style->text && parent->text) {
+ sp_style_merge_string_prop_from_dying_parent(style->text->font_specification,
+ parent->text->font_specification);
+
sp_style_merge_string_prop_from_dying_parent(style->text->font_family,
parent->text->font_family);
}
+
/* Properties that don't inherit by default. Most of these need special handling. */
{
/*
@@ -1868,6 +2034,23 @@ sp_style_merge_from_dying_parent(SPStyle *const style, SPStyle const *const pare
/* Leave as is. (display doesn't inherit by default.) */
}
+ /* enable-background - this is rather complicated, because
+ * it is valid only when applied to container elements.
+ * Let's check a simple case anyhow. */
+ if (parent->enable_background.set
+ && !parent->enable_background.inherit
+ && style->enable_background.inherit)
+ {
+ style->enable_background.set = true;
+ style->enable_background.inherit = false;
+ style->enable_background.value = parent->enable_background.value;
+ }
+
+ if (!style->filter.set || style->filter.inherit)
+ {
+ sp_style_merge_ifilter(style, &parent->filter);
+ }
+
/** \todo
* fixme: Check that we correctly handle all properties that don't
* inherit by default (as shown in
@@ -1918,130 +2101,125 @@ sp_style_merge_from_dying_parent(SPStyle *const style, SPStyle const *const pare
}
/* Note: this will need length handling once dasharray_offset supports units. */
- if (!style->stroke_dashoffset_set && parent->stroke_dashoffset_set) {
+ if ((!style->stroke_dashoffset_set || style->stroke_dashoffset_inherit) && parent->stroke_dashoffset_set && !parent->stroke_dashoffset_inherit) {
style->stroke_dash.offset = parent->stroke_dash.offset;
style->stroke_dashoffset_set = parent->stroke_dashoffset_set;
- /* fixme: we don't currently allow stroke-dashoffset to be `inherit'. TODO: Try to
+ style->stroke_dashoffset_inherit = parent->stroke_dashoffset_inherit;
+ /* TODO: Try to
* represent it as a normal SPILength; though will need to do something about existing
* users of stroke_dash.offset and stroke_dashoffset_set. */
}
}
-
-/**
- * Disconnects from possible fill and stroke paint servers.
- */
static void
-sp_style_paint_server_release(SPPaintServer *server, SPStyle *style)
+sp_style_set_ipaint_to_uri(SPStyle *style, SPIPaint *paint, const Inkscape::URI *uri, SPDocument *document)
{
- if ((style->fill.type == SP_PAINT_TYPE_PAINTSERVER)
- && (server == style->fill.value.paint.server))
- {
- sp_style_paint_clear(style, &style->fill);
+ // it may be that this style's SPIPaint has not yet created its URIReference;
+ // now that we have a document, we can create it here
+ if (!paint->value.href && document) {
+ paint->value.href = new SPPaintServerReference(document);
+ paint->value.href->changedSignal().connect(sigc::bind(sigc::ptr_fun((paint == &style->fill)? sp_style_fill_paint_server_ref_changed : sp_style_stroke_paint_server_ref_changed), style));
+ }
+
+ if (paint->value.href && paint->value.href->getObject())
+ paint->value.href->detach();
+
+ if (paint->value.href) {
+ try {
+ paint->value.href->attach(*uri);
+ } catch (Inkscape::BadURIException &e) {
+ g_warning("%s", e.what());
+ paint->value.href->detach();
+ }
}
+}
- if ((style->stroke.type == SP_PAINT_TYPE_PAINTSERVER)
- && (server == style->stroke.value.paint.server))
- {
- sp_style_paint_clear(style, &style->stroke);
+static void
+sp_style_set_ipaint_to_uri_string (SPStyle *style, SPIPaint *paint, const gchar *uri)
+{
+ try {
+ const Inkscape::URI IURI(uri);
+ sp_style_set_ipaint_to_uri(style, paint, &IURI, style->document);
+ } catch (...) {
+ g_warning("URI failed to parse: %s", uri);
}
}
-
-
+void
+sp_style_set_to_uri_string (SPStyle *style, bool isfill, const gchar *uri)
+{
+ sp_style_set_ipaint_to_uri_string (style, isfill? &style->fill : &style->stroke, uri);
+}
/**
- * Emit style modified signal on style's object if server is style's fill
- * or stroke paint server.
+ *
*/
static void
-sp_style_paint_server_modified(SPPaintServer *server, guint flags, SPStyle *style)
+sp_style_merge_ipaint(SPStyle *style, SPIPaint *paint, SPIPaint const *parent)
{
- if ((style->fill.type == SP_PAINT_TYPE_PAINTSERVER)
- && (server == style->fill.value.paint.server))
- {
- if (style->object) {
- /** \todo
- * fixme: I do not know, whether it is optimal - we are
- * forcing reread of everything (Lauris)
- */
- /** \todo
- * fixme: We have to use object_modified flag, because parent
- * flag is only available downstreams.
- */
- style->object->requestModified(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
- }
- } else if ((style->stroke.type == SP_PAINT_TYPE_PAINTSERVER)
- && (server == style->stroke.value.paint.server))
- {
- if (style->object) {
- /// \todo fixme:
- style->object->requestModified(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
+ if ((paint->set && paint->currentcolor) || parent->currentcolor) {
+ bool isset = paint->set;
+ paint->clear();
+ paint->set = isset;
+ paint->currentcolor = TRUE;
+ paint->setColor(style->color.value.color);
+ return;
+ }
+
+ paint->clear();
+ if ( parent->isPaintserver() ) {
+ if (parent->value.href) {
+ sp_style_set_ipaint_to_uri(style, paint, parent->value.href->getURI(), parent->value.href->getOwnerDocument());
+ } else {
+ g_warning("Expected paint server not found.");
}
+ } else if ( parent->isColor() ) {
+ paint->setColor( parent->value.color );
+ } else if ( parent->isNoneSet() ) {
+ paint->noneSet = TRUE;
+ } else if ( parent->isNone() ) {
+ //
} else {
g_assert_not_reached();
}
}
-
/**
- *
+ * Merge filter style from parent.
+ * Filter effects do not inherit by default
*/
static void
-sp_style_merge_ipaint(SPStyle *style, SPIPaint *paint, SPIPaint const *parent)
+sp_style_merge_ifilter(SPStyle *style, SPIFilter const *parent)
{
- sp_style_paint_clear(style, paint);
+ // FIXME:
+ // instead of just copying over, we need to _really merge_ the two filters by combining their
+ // filter primitives
- if ((paint->set && paint->currentcolor) || parent->currentcolor) {
- paint->currentcolor = TRUE;
- paint->type = SP_PAINT_TYPE_COLOR;
- sp_color_copy(&paint->value.color, &style->color.value.color);
- return;
+ sp_style_filter_clear(style);
+ style->filter.set = parent->set;
+ style->filter.inherit = parent->inherit;
+
+ if (style->filter.href && style->filter.href->getObject())
+ style->filter.href->detach();
+
+ // it may be that this style has not yet created its SPFilterReference
+ if (!style->filter.href && style->object && SP_OBJECT_DOCUMENT(style->object)) {
+ style->filter.href = new SPFilterReference(SP_OBJECT_DOCUMENT(style->object));
+ style->filter.href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_filter_ref_changed), style));
}
- paint->type = parent->type;
- switch (paint->type) {
- case SP_PAINT_TYPE_COLOR:
- sp_color_copy(&paint->value.color, &parent->value.color);
- break;
- case SP_PAINT_TYPE_PAINTSERVER:
- paint->value.paint.server = parent->value.paint.server;
- paint->value.paint.uri = parent->value.paint.uri;
- if (paint->value.paint.server) {
- if (style->object && !style->cloned) { // href paintserver for style of non-clones only
- sp_object_href(SP_OBJECT(paint->value.paint.server), style);
- if (paint == &style->fill) {
- style->fill_hreffed = true;
- } else {
- assert(paint == &style->stroke);
- style->stroke_hreffed = true;
- }
- }
- if (style->object || style->cloned) { // connect to signals for style of real objects or clones (this excludes temp styles)
- g_signal_connect(G_OBJECT(paint->value.paint.server), "release",
- G_CALLBACK(sp_style_paint_server_release), style);
- g_signal_connect(G_OBJECT(paint->value.paint.server), "modified",
- G_CALLBACK(sp_style_paint_server_modified), style);
- if (paint == &style->fill) {
- style->fill_listening = true;
- } else {
- assert(paint == &style->stroke);
- style->stroke_listening = true;
- }
- }
- }
- break;
- case SP_PAINT_TYPE_NONE:
- break;
- default:
- g_assert_not_reached();
- break;
+ if (style->filter.href && parent->href && parent->href->getObject()) {
+ try {
+ style->filter.href->attach(*parent->href->getURI());
+ } catch (Inkscape::BadURIException &e) {
+ g_warning("%s", e.what());
+ style->filter.href->detach();
+ }
}
}
-
/**
* Dumps the style to a CSS string, with either SP_STYLE_FLAG_IFSET or
* SP_STYLE_FLAG_ALWAYS flags. Used with Always for copying an object's
p += sp_style_write_ienum(p, c + BMAX - p, "text-anchor", enum_text_anchor, &style->text_anchor, NULL, flags);
/// \todo fixme: Per type methods need default flag too (lauris)
- p += sp_style_write_iscale24(p, c + BMAX - p, "opacity", &style->opacity, NULL, flags);
- p += sp_style_write_ipaint(p, c + BMAX - p, "color", &style->color, NULL, flags);
+
+ if (style->opacity.value != SP_SCALE24_MAX) {
+ p += sp_style_write_iscale24(p, c + BMAX - p, "opacity", &style->opacity, NULL, flags);
+ }
+
+ if (!style->color.noneSet) { // CSS does not permit "none" for color
+ p += sp_style_write_ipaint(p, c + BMAX - p, "color", &style->color, NULL, flags);
+ }
+
p += sp_style_write_ipaint(p, c + BMAX - p, "fill", &style->fill, NULL, flags);
- p += sp_style_write_iscale24(p, c + BMAX - p, "fill-opacity", &style->fill_opacity, NULL, flags);
- p += sp_style_write_ienum(p, c + BMAX - p, "fill-rule", enum_fill_rule, &style->fill_rule, NULL, flags);
+ // if fill:none, skip writing fill properties
+ if (!style->fill.noneSet) {
+ p += sp_style_write_iscale24(p, c + BMAX - p, "fill-opacity", &style->fill_opacity, NULL, flags);
+ p += sp_style_write_ienum(p, c + BMAX - p, "fill-rule", enum_fill_rule, &style->fill_rule, NULL, flags);
+ }
+
p += sp_style_write_ipaint(p, c + BMAX - p, "stroke", &style->stroke, NULL, flags);
- p += sp_style_write_ilength(p, c + BMAX - p, "stroke-width", &style->stroke_width, NULL, flags);
- p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linecap", enum_stroke_linecap, &style->stroke_linecap, NULL, flags);
- p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linejoin", enum_stroke_linejoin, &style->stroke_linejoin, NULL, flags);
- marker_status("sp_style_write_string: Writing markers");
+ // stroke width affects markers, so write it if there's stroke OR any markers
+ if (!style->stroke.noneSet ||
+ style->marker[SP_MARKER_LOC].set ||
+ style->marker[SP_MARKER_LOC_START].set ||
+ style->marker[SP_MARKER_LOC_MID].set ||
+ style->marker[SP_MARKER_LOC_END].set) {
+ p += sp_style_write_ilength(p, c + BMAX - p, "stroke-width", &style->stroke_width, NULL, flags);
+ }
+
+ // if stroke:none, skip writing stroke properties
+ if (!style->stroke.noneSet) {
+ p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linecap", enum_stroke_linecap, &style->stroke_linecap, NULL, flags);
+ p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linejoin", enum_stroke_linejoin, &style->stroke_linejoin, NULL, flags);
+ p += sp_style_write_ifloat(p, c + BMAX - p, "stroke-miterlimit", &style->stroke_miterlimit, NULL, flags);
+ p += sp_style_write_iscale24(p, c + BMAX - p, "stroke-opacity", &style->stroke_opacity, NULL, flags);
+
+ /** \todo fixme: */
+ if ((flags == SP_STYLE_FLAG_ALWAYS)
+ || style->stroke_dasharray_set)
+ {
+ if (style->stroke_dasharray_inherit) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:inherit;");
+ } else if (style->stroke_dash.n_dash && style->stroke_dash.dash) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:");
+ gint i;
+ for (i = 0; i < style->stroke_dash.n_dash; i++) {
+ Inkscape::CSSOStringStream os;
+ if (i) {
+ os << ", ";
+ }
+ os << style->stroke_dash.dash[i];
+ p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
+ }
+ if (p < c + BMAX) {
+ *p++ = ';';
+ }
+ } else {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:none;");
+ }
+ }
+
+ /** \todo fixme: */
+ if (style->stroke_dashoffset_set) {
+ if (style->stroke_dashoffset_inherit) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dashoffset:inherit;");
+ } else {
+ Inkscape::CSSOStringStream os;
+ os << "stroke-dashoffset:" << style->stroke_dash.offset << ";";
+ p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
+ }
+ } else if (flags == SP_STYLE_FLAG_ALWAYS) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dashoffset:0;");
+ }
+ }
+
+ bool marker_none = false;
+ gchar *master = style->marker[SP_MARKER_LOC].value;
if (style->marker[SP_MARKER_LOC].set) {
p += g_snprintf(p, c + BMAX - p, "marker:%s;", style->marker[SP_MARKER_LOC].value);
} else if (flags == SP_STYLE_FLAG_ALWAYS) {
p += g_snprintf(p, c + BMAX - p, "marker:none;");
+ marker_none = true;
}
- if (style->marker[SP_MARKER_LOC_START].set) {
+ if (style->marker[SP_MARKER_LOC_START].set
+ && (!master || strcmp(master, style->marker[SP_MARKER_LOC_START].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-start:%s;", style->marker[SP_MARKER_LOC_START].value);
- } else if (flags == SP_STYLE_FLAG_ALWAYS) {
+ } else if (flags == SP_STYLE_FLAG_ALWAYS && !marker_none) {
p += g_snprintf(p, c + BMAX - p, "marker-start:none;");
}
- if (style->marker[SP_MARKER_LOC_MID].set) {
+ if (style->marker[SP_MARKER_LOC_MID].set
+ && (!master || strcmp(master, style->marker[SP_MARKER_LOC_MID].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-mid:%s;", style->marker[SP_MARKER_LOC_MID].value);
- } else if (flags == SP_STYLE_FLAG_ALWAYS) {
+ } else if (flags == SP_STYLE_FLAG_ALWAYS && !marker_none) {
p += g_snprintf(p, c + BMAX - p, "marker-mid:none;");
}
- if (style->marker[SP_MARKER_LOC_END].set) {
+ if (style->marker[SP_MARKER_LOC_END].set
+ && (!master || strcmp(master, style->marker[SP_MARKER_LOC_END].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-end:%s;", style->marker[SP_MARKER_LOC_END].value);
- } else if (flags == SP_STYLE_FLAG_ALWAYS) {
+ } else if (flags == SP_STYLE_FLAG_ALWAYS && !marker_none) {
p += g_snprintf(p, c + BMAX - p, "marker-end:none;");
}
- p += sp_style_write_ifloat(p, c + BMAX - p, "stroke-miterlimit", &style->stroke_miterlimit, NULL, flags);
-
- /** \todo fixme: */
- if ((flags == SP_STYLE_FLAG_ALWAYS)
- || style->stroke_dasharray_set)
- {
- if (style->stroke_dasharray_inherit) {
- p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:inherit;");
- } else if (style->stroke_dash.n_dash && style->stroke_dash.dash) {
- p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:");
- gint i;
- for (i = 0; i < style->stroke_dash.n_dash; i++) {
- Inkscape::CSSOStringStream os;
- if (i) {
- os << ", ";
- }
- os << style->stroke_dash.dash[i];
- p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
- }
- if (p < c + BMAX) {
- *p++ = ';';
- }
- } else {
- p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:none;");
- }
- }
-
- /** \todo fixme: */
- if (style->stroke_dashoffset_set) {
- Inkscape::CSSOStringStream os;
- os << "stroke-dashoffset:" << style->stroke_dash.offset << ";";
- p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
- } else if (flags == SP_STYLE_FLAG_ALWAYS) {
- p += g_snprintf(p, c + BMAX - p, "stroke-dashoffset:0;");
- }
-
- p += sp_style_write_iscale24(p, c + BMAX - p, "stroke-opacity", &style->stroke_opacity, NULL, flags);
-
p += sp_style_write_ienum(p, c + BMAX - p, "visibility", enum_visibility, &style->visibility, NULL, flags);
p += sp_style_write_ienum(p, c + BMAX - p, "display", enum_display, &style->display, NULL, flags);
p += sp_style_write_ienum(p, c + BMAX - p, "overflow", enum_overflow, &style->overflow, NULL, flags);
+ /* filter: */
+ p += sp_style_write_ifilter(p, c + BMAX - p, "filter", &style->filter, NULL, flags);
+
+ p += sp_style_write_ienum(p, c + BMAX - p, "enable-background", enum_enable_background, &style->enable_background, NULL, flags);
+
/* fixme: */
p += sp_text_style_write(p, c + BMAX - p, style->text, flags);
@@ -2221,55 +2434,79 @@ sp_style_write_difference(SPStyle const *const from, SPStyle const *const to)
if (from->opacity.set && from->opacity.value != SP_SCALE24_MAX) {
p += sp_style_write_iscale24(p, c + BMAX - p, "opacity", &from->opacity, &to->opacity, SP_STYLE_FLAG_IFSET);
}
- p += sp_style_write_ipaint(p, c + BMAX - p, "color", &from->color, &to->color, SP_STYLE_FLAG_IFSET);
+
+ if (!from->color.noneSet) { // CSS does not permit "none" for color
+ p += sp_style_write_ipaint(p, c + BMAX - p, "color", &from->color, &to->color, SP_STYLE_FLAG_IFSET);
+ }
+
p += sp_style_write_ipaint(p, c + BMAX - p, "fill", &from->fill, &to->fill, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_iscale24(p, c + BMAX - p, "fill-opacity", &from->fill_opacity, &to->fill_opacity, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_ienum(p, c + BMAX - p, "fill-rule", enum_fill_rule, &from->fill_rule, &to->fill_rule, SP_STYLE_FLAG_IFDIFF);
+ // if fill:none, skip writing fill properties
+ if (!from->fill.noneSet) {
+ p += sp_style_write_iscale24(p, c + BMAX - p, "fill-opacity", &from->fill_opacity, &to->fill_opacity, SP_STYLE_FLAG_IFDIFF);
+ p += sp_style_write_ienum(p, c + BMAX - p, "fill-rule", enum_fill_rule, &from->fill_rule, &to->fill_rule, SP_STYLE_FLAG_IFDIFF);
+ }
+
p += sp_style_write_ipaint(p, c + BMAX - p, "stroke", &from->stroke, &to->stroke, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_ilength(p, c + BMAX - p, "stroke-width", &from->stroke_width, &to->stroke_width, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linecap", enum_stroke_linecap,
- &from->stroke_linecap, &to->stroke_linecap, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linejoin", enum_stroke_linejoin,
- &from->stroke_linejoin, &to->stroke_linejoin, SP_STYLE_FLAG_IFDIFF);
- p += sp_style_write_ifloat(p, c + BMAX - p, "stroke-miterlimit",
- &from->stroke_miterlimit, &to->stroke_miterlimit, SP_STYLE_FLAG_IFDIFF);
- /** \todo fixme: */
- if (from->stroke_dasharray_set) {
- if (from->stroke_dasharray_inherit) {
- p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:inherit;");
- } else if (from->stroke_dash.n_dash && from->stroke_dash.dash) {
- p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:");
- for (gint i = 0; i < from->stroke_dash.n_dash; i++) {
- Inkscape::CSSOStringStream os;
- if (i) {
- os << ", ";
+
+ // stroke width affects markers, so write it if there's stroke OR any markers
+ if (!from->stroke.noneSet ||
+ from->marker[SP_MARKER_LOC].set ||
+ from->marker[SP_MARKER_LOC_START].set ||
+ from->marker[SP_MARKER_LOC_MID].set ||
+ from->marker[SP_MARKER_LOC_END].set) {
+ p += sp_style_write_ilength(p, c + BMAX - p, "stroke-width", &from->stroke_width, &to->stroke_width, SP_STYLE_FLAG_IFDIFF);
+ }
+
+ // if stroke:none, skip writing stroke properties
+ if (!from->stroke.noneSet) {
+ p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linecap", enum_stroke_linecap,
+ &from->stroke_linecap, &to->stroke_linecap, SP_STYLE_FLAG_IFDIFF);
+ p += sp_style_write_ienum(p, c + BMAX - p, "stroke-linejoin", enum_stroke_linejoin,
+ &from->stroke_linejoin, &to->stroke_linejoin, SP_STYLE_FLAG_IFDIFF);
+ p += sp_style_write_ifloat(p, c + BMAX - p, "stroke-miterlimit",
+ &from->stroke_miterlimit, &to->stroke_miterlimit, SP_STYLE_FLAG_IFDIFF);
+ /** \todo fixme: */
+ if (from->stroke_dasharray_set) {
+ if (from->stroke_dasharray_inherit) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:inherit;");
+ } else if (from->stroke_dash.n_dash && from->stroke_dash.dash) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dasharray:");
+ for (gint i = 0; i < from->stroke_dash.n_dash; i++) {
+ Inkscape::CSSOStringStream os;
+ if (i) {
+ os << ", ";
+ }
+ os << from->stroke_dash.dash[i];
+ p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
}
- os << from->stroke_dash.dash[i];
+ p += g_snprintf(p, c + BMAX - p, ";");
+ }
+ }
+ /* fixme: */
+ if (from->stroke_dashoffset_set) {
+ if (from->stroke_dashoffset_inherit) {
+ p += g_snprintf(p, c + BMAX - p, "stroke-dashoffset:inherit;");
+ } else {
+ Inkscape::CSSOStringStream os;
+ os << "stroke-dashoffset:" << from->stroke_dash.offset << ";";
p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
}
- p += g_snprintf(p, c + BMAX - p, ";");
}
+ p += sp_style_write_iscale24(p, c + BMAX - p, "stroke-opacity", &from->stroke_opacity, &to->stroke_opacity, SP_STYLE_FLAG_IFDIFF);
}
- /* fixme: */
- if (from->stroke_dashoffset_set) {
- Inkscape::CSSOStringStream os;
- os << "stroke-dashoffset:" << from->stroke_dash.offset << ";";
- p += g_strlcpy(p, os.str().c_str(), c + BMAX - p);
- }
- p += sp_style_write_iscale24(p, c + BMAX - p, "stroke-opacity", &from->stroke_opacity, &to->stroke_opacity, SP_STYLE_FLAG_IFDIFF);
/* markers */
- marker_status("sp_style_write_difference: Writing markers");
- if (from->marker[SP_MARKER_LOC].value != NULL) {
- p += g_snprintf(p, c + BMAX - p, "marker:%s;", from->marker[SP_MARKER_LOC].value);
+ gchar *master = from->marker[SP_MARKER_LOC].value;
+ if (master != NULL) {
+ p += g_snprintf(p, c + BMAX - p, "marker:%s;", master);
}
- if (from->marker[SP_MARKER_LOC_START].value != NULL) {
+ if (from->marker[SP_MARKER_LOC_START].value != NULL && (!master || strcmp(master, from->marker[SP_MARKER_LOC_START].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-start:%s;", from->marker[SP_MARKER_LOC_START].value);
}
- if (from->marker[SP_MARKER_LOC_MID].value != NULL) {
+ if (from->marker[SP_MARKER_LOC_MID].value != NULL && (!master || strcmp(master, from->marker[SP_MARKER_LOC_MID].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-mid:%s;", from->marker[SP_MARKER_LOC_MID].value);
}
- if (from->marker[SP_MARKER_LOC_END].value != NULL) {
+ if (from->marker[SP_MARKER_LOC_END].value != NULL && (!master || strcmp(master, from->marker[SP_MARKER_LOC_END].value))) {
p += g_snprintf(p, c + BMAX - p, "marker-end:%s;", from->marker[SP_MARKER_LOC_END].value);
}
@@ -2277,6 +2514,11 @@ sp_style_write_difference(SPStyle const *const from, SPStyle const *const to)
p += sp_style_write_ienum(p, c + BMAX - p, "display", enum_display, &from->display, &to->display, SP_STYLE_FLAG_IFSET);
p += sp_style_write_ienum(p, c + BMAX - p, "overflow", enum_overflow, &from->overflow, &to->overflow, SP_STYLE_FLAG_IFSET);
+ /* filter: */
+ p += sp_style_write_ifilter(p, c + BMAX - p, "filter", &from->filter, &to->filter, SP_STYLE_FLAG_IFDIFF);
+
+ p += sp_style_write_ienum(p, c + BMAX - p, "enable-background", enum_enable_background, &from->enable_background, &to->enable_background, SP_STYLE_FLAG_IFSET);
+
p += sp_text_style_write(p, c + BMAX - p, from->text, SP_STYLE_FLAG_IFDIFF);
/** \todo
{
g_return_if_fail(style != NULL);
- sp_style_paint_clear(style, &style->fill);
- sp_style_paint_clear(style, &style->stroke);
+ style->fill.clear();
+ style->stroke.clear();
+ sp_style_filter_clear(style);
+
+ if (style->fill.value.href) {
+ delete style->fill.value.href;
+ style->fill.value.href = NULL;
+ }
+ if (style->stroke.value.href) {
+ delete style->stroke.value.href;
+ style->stroke.value.href = NULL;
+ }
+ if (style->filter.href) {
+ delete style->filter.href;
+ style->filter.href = NULL;
+ }
+
if (style->stroke_dash.dash) {
g_free(style->stroke_dash.dash);
}
+ style->stroke_dasharray_inherit = FALSE;
+ style->stroke_dashoffset_inherit = FALSE;
+
/** \todo fixme: Do that text manipulation via parents */
SPObject *object = style->object;
+ SPDocument *document = style->document;
gint const refcount = style->refcount;
SPTextStyle *text = style->text;
unsigned const text_private = style->text_private;
+
memset(style, 0, sizeof(SPStyle));
+
style->refcount = refcount;
style->object = object;
+ style->document = document;
+
+ if (document) {
+ style->filter.href = new SPFilterReference(document);
+ style->filter.href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_filter_ref_changed), style));
+
+ style->fill.value.href = new SPPaintServerReference(document);
+ style->fill.value.href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_fill_paint_server_ref_changed), style));
+
+ style->stroke.value.href = new SPPaintServerReference(document);
+ style->stroke.value.href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_stroke_paint_server_ref_changed), style));
+ }
+
style->text = text;
style->text_private = text_private;
- /* fixme: */
+
+ style->text->font_specification.set = FALSE;
style->text->font.set = FALSE;
style->text->font_family.set = FALSE;
style->overflow.set = FALSE;
style->overflow.value = style->overflow.computed = SP_CSS_OVERFLOW_VISIBLE;
- style->color.type = SP_PAINT_TYPE_COLOR;
- sp_color_set_rgb_float(&style->color.value.color, 0.0, 0.0, 0.0);
+ style->color.clear();
+ style->color.setColor(0.0, 0.0, 0.0);
- style->fill.type = SP_PAINT_TYPE_COLOR;
- sp_color_set_rgb_float(&style->fill.value.color, 0.0, 0.0, 0.0);
+ style->fill.clear();
+ style->fill.setColor(0.0, 0.0, 0.0);
style->fill_opacity.value = SP_SCALE24_MAX;
style->fill_rule.value = style->fill_rule.computed = SP_WIND_RULE_NONZERO;
- style->stroke.type = SP_PAINT_TYPE_NONE;
- style->stroke.set = FALSE;
- sp_color_set_rgb_float(&style->stroke.value.color, 0.0, 0.0, 0.0);
+ style->stroke.clear();
style->stroke_opacity.value = SP_SCALE24_MAX;
style->stroke_width.set = FALSE;
g_free(style->marker[i].value);
style->marker[i].set = FALSE;
}
+
+ style->enable_background.value = SP_CSS_BACKGROUND_ACCUMULATE;
+ style->enable_background.set = false;
+ style->enable_background.inherit = false;
}
ts->refcount = 1;
sp_text_style_clear(ts);
+ ts->font_specification.value = g_strdup("Bitstream Vera Sans");
ts->font.value = g_strdup("Bitstream Vera Sans");
ts->font_family.value = g_strdup("Bitstream Vera Sans");
static void
sp_text_style_clear(SPTextStyle *ts)
{
+ ts->font_specification.set = FALSE;
ts->font.set = FALSE;
ts->font_family.set = FALSE;
}
st->refcount -= 1;
if (st->refcount < 1) {
+ g_free(st->font_specification.value);
g_free(st->font.value);
g_free(st->font_family.value);
g_free(st);
SPTextStyle *nt = g_new0(SPTextStyle, 1);
nt->refcount = 1;
+ nt->font_specification.value = g_strdup(st->font_specification.value);
nt->font.value = g_strdup(st->font.value);
nt->font_family.value = g_strdup(st->font_family.value);
@@ -2568,6 +2851,7 @@ sp_text_style_write(gchar *p, guint const len, SPTextStyle const *const st, guin
flags = SP_STYLE_FLAG_IFSET;
d += sp_style_write_istring(p + d, len - d, "font-family", &st->font_family, NULL, flags);
+ d += sp_style_write_istring(p + d, len - d, "-inkscape-font-specification", &st->font_specification, NULL, flags);
return d;
}
if (sp_svg_number_read_f(str, &value)) {
val->set = TRUE;
val->inherit = FALSE;
- value = CLAMP(value, 0.0f, (gfloat) SP_SCALE24_MAX);
+ value = CLAMP(value, 0.0, 1.0);
val->value = SP_SCALE24_FROM_FLOAT(value);
}
}
static void
sp_style_read_icolor(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocument *document)
{
+ (void)style; // TODO
+ (void)document; // TODO
paint->currentcolor = FALSE; /* currentColor not a valid <color>. */
if (!strcmp(str, "inherit")) {
paint->set = TRUE;
@@ -2827,8 +3113,7 @@ sp_style_read_icolor(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocume
} else {
guint32 const rgb0 = sp_svg_read_color(str, 0xff);
if (rgb0 != 0xff) {
- paint->type = SP_PAINT_TYPE_COLOR;
- sp_color_set_rgb_rgba32(&paint->value.color, rgb0);
+ paint->setColor(rgb0);
paint->set = TRUE;
paint->inherit = FALSE;
}
@@ -2844,83 +3129,61 @@ sp_style_read_icolor(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocume
static void
sp_style_read_ipaint(SPIPaint *paint, gchar const *str, SPStyle *style, SPDocument *document)
{
- while (isspace(*str)) {
+ while (g_ascii_isspace(*str)) {
++str;
}
+ paint->clear();
+
if (streq(str, "inherit")) {
paint->set = TRUE;
paint->inherit = TRUE;
- paint->currentcolor = FALSE;
- } else if (streq(str, "currentColor") && paint != &style->color) {
- paint->set = TRUE;
- paint->inherit = FALSE;
- paint->currentcolor = TRUE;
- } else if (streq(str, "none") && paint != &style->color) {
- paint->type = SP_PAINT_TYPE_NONE;
- paint->set = TRUE;
- paint->inherit = FALSE;
- paint->currentcolor = FALSE;
- } else if (strneq(str, "url", 3) && paint != &style->color) {
- // this is alloc'd uri, but seems to be shared with a parent
- // potentially, so it's not any easy g_free case...
- paint->value.paint.uri = extract_uri(str);
- if (paint->value.paint.uri == NULL || *(paint->value.paint.uri) == '\0') {
- paint->type = SP_PAINT_TYPE_NONE;
- return;
- }
- paint->type = SP_PAINT_TYPE_PAINTSERVER;
- paint->set = TRUE;
- paint->inherit = FALSE;
- paint->currentcolor = FALSE;
- if (document) {
- SPObject *ps = sp_uri_reference_resolve(document, str);
- if (ps && SP_IS_PAINT_SERVER(ps)) {
- paint->value.paint.server = SP_PAINT_SERVER(ps);
- if (style->object && !style->cloned) {
- sp_object_href(SP_OBJECT(paint->value.paint.server), style);
- if (paint == &style->fill) {
- style->fill_hreffed = true;
- } else {
- assert(paint == &style->stroke);
- style->stroke_hreffed = true;
- }
- }
- if (style->object || style->cloned) {
- g_signal_connect(G_OBJECT(paint->value.paint.server), "release",
- G_CALLBACK(sp_style_paint_server_release), style);
- g_signal_connect(G_OBJECT(paint->value.paint.server), "modified",
- G_CALLBACK(sp_style_paint_server_modified), style);
- if (paint == &style->fill) {
- style->fill_listening = true;
- } else {
- assert(paint == &style->stroke);
- style->stroke_listening = true;
- }
+ } else {
+ if ( strneq(str, "url", 3) ) {
+ gchar *uri = extract_uri( str, &str );
+ while ( g_ascii_isspace(*str) ) {
+ ++str;
+ }
+ // TODO check on and comment the comparrison "paint != &style->color".
+ if ( uri && *uri && (paint != &style->color) ) {
+ paint->set = TRUE;
+
+ // it may be that this style's SPIPaint has not yet created its URIReference;
+ // now that we have a document, we can create it here
+ if (!paint->value.href && document) {
+ paint->value.href = new SPPaintServerReference(document);
+ paint->value.href->changedSignal().connect(sigc::bind(sigc::ptr_fun((paint == &style->fill)? sp_style_fill_paint_server_ref_changed : sp_style_stroke_paint_server_ref_changed), style));
}
- } else {
- paint->value.paint.server = NULL;
+
+ // TODO check what this does in light of move away from union
+ sp_style_set_ipaint_to_uri_string (style, paint, uri);
}
+ g_free( uri );
}
- } else {
- guint32 const rgb0 = sp_svg_read_color(str, &str, 0xff);
- if (rgb0 != 0xff) {
- paint->type = SP_PAINT_TYPE_COLOR;
- sp_color_set_rgb_rgba32(&paint->value.color, rgb0);
+
+ if (streq(str, "currentColor") && paint != &style->color) {
paint->set = TRUE;
- paint->inherit = FALSE;
- paint->currentcolor = FALSE;
+ paint->currentcolor = TRUE;
+ } else if (streq(str, "none") && paint != &style->color) {
+ paint->set = TRUE;
+ paint->noneSet = TRUE;
+ } else {
+ guint32 const rgb0 = sp_svg_read_color(str, &str, 0xff);
+ if (rgb0 != 0xff) {
+ paint->setColor( rgb0 );
+ paint->set = TRUE;
- while (g_ascii_isspace(*str)) {
- ++str;
- }
- if (strneq(str, "icc-color(", 10)) {
- SVGICCColor* tmp = new SVGICCColor();
- if ( ! sp_svg_read_icc_color( str, &str, tmp ) ) {
- delete tmp;
- tmp = 0;
+ while (g_ascii_isspace(*str)) {
+ ++str;
+ }
+ if (strneq(str, "icc-color(", 10)) {
+ SVGICCColor* tmp = new SVGICCColor();
+ if ( ! sp_svg_read_icc_color( str, &str, tmp ) ) {
+ delete tmp;
+ tmp = 0;
+ }
+ paint->value.color.icc = tmp;
}
- paint->iccColor = tmp;
}
}
}
+/**
+ * Set SPIFilter object from string.
+ */
+static void
+sp_style_read_ifilter(gchar const *str, SPStyle * style, SPDocument *document)
+{
+ SPIFilter *f = &(style->filter);
+ /* Try all possible values: inherit, none, uri */
+ if (streq(str, "inherit")) {
+ f->set = TRUE;
+ f->inherit = TRUE;
+ if (f->href && f->href->getObject())
+ f->href->detach();
+ } else if(streq(str, "none")) {
+ f->set = TRUE;
+ f->inherit = FALSE;
+ if (f->href && f->href->getObject())
+ f->href->detach();
+ } else if (strneq(str, "url", 3)) {
+ char *uri = extract_uri(str);
+ if(uri == NULL || uri[0] == '\0') {
+ g_warning("Specified filter url is empty");
+ f->set = TRUE;
+ f->inherit = FALSE;
+ return;
+ }
+ f->set = TRUE;
+ f->inherit = FALSE;
+ if (f->href && f->href->getObject())
+ f->href->detach();
+
+ // it may be that this style has not yet created its SPFilterReference;
+ // now that we have a document, we can create it here
+ if (!f->href && document) {
+ f->href = new SPFilterReference(document);
+ f->href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_filter_ref_changed), style));
+ }
+
+ try {
+ f->href->attach(Inkscape::URI(uri));
+ } catch (Inkscape::BadURIException &e) {
+ g_warning("%s", e.what());
+ f->href->detach();
+ }
+ g_free (uri);
+
+ } else {
+ /* We shouldn't reach this if SVG input is well-formed */
+ f->set = FALSE;
+ f->inherit = FALSE;
+ if (f->href && f->href->getObject())
+ f->href->detach();
+ }
+}
+
/**
* Set SPIEnum object from repr attribute.
*/
if (val->inherit) {
return g_snprintf(p, len, "%s:inherit;", key);
} else {
- return g_snprintf(p, len, "%s:%s;", key, val->value);
+ gchar *val_quoted = css2_escape_quote(val->value);
+ if (val_quoted) {
+ return g_snprintf(p, len, "%s:%s;", key, val_quoted);
+ g_free (val_quoted);
+ }
}
}
return 0;
@@ -3338,18 +3660,30 @@ sp_style_write_itextdecoration(gchar *p, gint const len, gchar const *const key,
static bool
sp_paint_differ(SPIPaint const *const a, SPIPaint const *const b)
{
- if (a->type != b->type)
+ if ( (a->isColor() != b->isColor())
+ || (a->isPaintserver() != b->isPaintserver())
+ || (a->set != b->set)
+ || (a->currentcolor != b->currentcolor)
+ || (a->inherit!= b->inherit) ) {
return true;
- if (a->type == SP_PAINT_TYPE_COLOR)
- return !(sp_color_is_equal(&a->value.color, &b->value.color)
- && ((a->iccColor == b->iccColor)
- || (a->iccColor && b->iccColor
- && (a->iccColor->colorProfile == b->iccColor->colorProfile)
- && (a->iccColor->colors == b->iccColor->colors))));
+ }
+
+ // TODO refactor to allow for mixed paints (rgb() *and* url(), etc)
+
+ if ( a->isPaintserver() ) {
+ return (a->value.href == NULL || b->value.href == NULL || a->value.href->getObject() != b->value.href->getObject());
+ }
+
+ if ( a->isColor() ) {
+ return !( (a->value.color == b->value.color)
+ && ((a->value.color.icc == b->value.color.icc)
+ || (a->value.color.icc && b->value.color.icc
+ && (a->value.color.icc->colorProfile == b->value.color.icc->colorProfile)
+ && (a->value.color.icc->colors == b->value.color.icc->colors))));
/* todo: Allow for epsilon differences in iccColor->colors, e.g. changes small enough not to show up
* in the string representation. */
- if (a->type == SP_PAINT_TYPE_PAINTSERVER)
- return (a->value.paint.server != b->value.paint.server);
+ }
+
return false;
}
sp_style_write_ipaint(gchar *b, gint const len, gchar const *const key,
SPIPaint const *const paint, SPIPaint const *const base, guint const flags)
{
+ int retval = 0;
+
if ((flags & SP_STYLE_FLAG_ALWAYS)
|| ((flags & SP_STYLE_FLAG_IFSET) && paint->set)
|| ((flags & SP_STYLE_FLAG_IFDIFF) && paint->set
&& (!base->set || sp_paint_differ(paint, base))))
{
+ CSSOStringStream css;
+
if (paint->inherit) {
- return g_snprintf(b, len, "%s:inherit;", key);
- } else if (paint->currentcolor) {
- return g_snprintf(b, len, "%s:currentColor;", key);
+ css << "inherit";
} else {
- switch (paint->type) {
- case SP_PAINT_TYPE_COLOR: {
- char color_buf[8];
- sp_svg_write_color(color_buf, sizeof(color_buf), sp_color_get_rgba32_ualpha(&paint->value.color, 0));
- if (paint->iccColor) {
- CSSOStringStream css;
- css << color_buf << " icc-color(" << paint->iccColor->colorProfile;
- for (vector<double>::const_iterator i(paint->iccColor->colors.begin()),
- iEnd(paint->iccColor->colors.end());
- i != iEnd; ++i) {
- css << ", " << *i;
- }
- css << ')';
- return g_snprintf(b, len, "%s:%s;", key, css.gcharp());
- } else {
- return g_snprintf(b, len, "%s:%s;", key, color_buf);
- }
+ if ( paint->value.href && paint->value.href->getURI() ) {
+ const gchar* uri = paint->value.href->getURI()->toString();
+ css << "url(" << uri << ")";
+ }
+
+ if ( paint->noneSet ) {
+ if ( !css.str().empty() ) {
+ css << " ";
}
- case SP_PAINT_TYPE_PAINTSERVER:
- return g_snprintf(b, len, "%s:url(%s);", key, paint->value.paint.uri);
- default:
- break;
+ css << "none";
+ }
+
+ if ( paint->currentcolor ) {
+ if ( !css.str().empty() ) {
+ css << " ";
+ }
+ css << "currentColor";
}
- return g_snprintf(b, len, "%s:none;", key);
+
+ if ( paint->colorSet && !paint->currentcolor ) {
+ if ( !css.str().empty() ) {
+ css << " ";
+ }
+ char color_buf[8];
+ sp_svg_write_color(color_buf, sizeof(color_buf), paint->value.color.toRGBA32( 0 ));
+ css << color_buf;
+ }
+
+ if (paint->value.color.icc && !paint->currentcolor) {
+ if ( !css.str().empty() ) {
+ css << " ";
+ }
+ css << "icc-color(" << paint->value.color.icc->colorProfile;
+ for (vector<double>::const_iterator i(paint->value.color.icc->colors.begin()),
+ iEnd(paint->value.color.icc->colors.end());
+ i != iEnd; ++i) {
+ css << ", " << *i;
+ }
+ css << ')';
+ }
+ }
+
+ if ( !css.str().empty() ) {
+ retval = g_snprintf( b, len, "%s:%s;", key, css.str().c_str() );
}
}
- return 0;
+
+ return retval;
}
/**
- * Clear paint object, and disconnect style from paintserver (if present).
+ * Write SPIFilter object into string.
*/
-static void
-sp_style_paint_clear(SPStyle *style, SPIPaint *paint)
+static gint
+sp_style_write_ifilter(gchar *p, gint const len, gchar const *key,
+ SPIFilter const *const val, SPIFilter const *const base,
+ guint const flags)
{
- if ((paint->type == SP_PAINT_TYPE_PAINTSERVER) && paint->value.paint.server) {
- if (paint == &style->fill) {
- if (style->fill_hreffed) {
- sp_object_hunref(SP_OBJECT(paint->value.paint.server), style);
- style->fill_hreffed = false;
- }
- if (style->fill_listening) {
- g_signal_handlers_disconnect_matched(G_OBJECT(paint->value.paint.server),
- G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, style);
- style->fill_listening = false;
- }
- } else {
- assert(paint == &style->stroke); // Only fill & stroke can have a paint server.
- if (style->stroke_hreffed) {
- sp_object_hunref(SP_OBJECT(paint->value.paint.server), style);
- style->stroke_hreffed = false;
- }
- if (style->stroke_listening) {
- g_signal_handlers_disconnect_matched(G_OBJECT(paint->value.paint.server),
- G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, style);
- style->stroke_listening = false;
- }
+ (void)base; // TODO
+ if ((flags & SP_STYLE_FLAG_ALWAYS)
+ || ((flags & SP_STYLE_FLAG_IFSET) && val->set)
+ || ((flags & SP_STYLE_FLAG_IFDIFF) && val->set))
+ {
+ if (val->inherit) {
+ return g_snprintf(p, len, "%s:inherit;", key);
+ } else if (val->href && val->href->getURI()) {
+ return g_snprintf(p, len, "%s:url(%s);", key, val->href->getURI()->toString());
}
+ }
+
+
+ return 0;
+}
+
+
+void SPIPaint::clear()
+{
+ set = false;
+ inherit = false;
+ currentcolor = false;
+ colorSet = false;
+ noneSet = false;
+ value.color.set( 0 );
+ if ( value.href && value.href->getObject() )
+ {
+ value.href->detach();
+ }
+}
+
+
+/**
+ * Clear filter object, and disconnect style from paintserver (if present).
+ */
+static void
+sp_style_filter_clear(SPStyle *style)
+{
+ if (style->filter.href && style->filter.href->getObject())
+ style->filter.href->detach();
+}
+
+
+// FIXME: Everything below this line belongs in a different file - css-chemistry?
+
+void
+sp_style_set_property_url (SPObject *item, gchar const *property, SPObject *linked, bool recursive)
+{
+ Inkscape::XML::Node *repr = SP_OBJECT_REPR(item);
+
+ if (repr == NULL) return;
+
+ SPCSSAttr *css = sp_repr_css_attr_new();
+ if (linked) {
+ gchar *val = g_strdup_printf("url(#%s)", SP_OBJECT_ID(linked));
+ sp_repr_css_set_property(css, property, val);
+ g_free(val);
+ } else {
+ sp_repr_css_unset_property(css, "filter");
+ }
- paint->value.paint.server = NULL;
+ if (recursive) {
+ sp_repr_css_change_recursive(repr, css, "style");
+ } else {
+ sp_repr_css_change(repr, css, "style");
}
- paint->value.paint.uri = NULL;
- paint->type = SP_PAINT_TYPE_NONE;
- delete paint->iccColor;
- paint->iccColor = NULL;
+ sp_repr_css_attr_unref(css);
}
+
/**
* Clear all style property attributes in object.
*/
if (style->stroke_dashoffset_set) {
repr->setAttribute("stroke-dashoffset", NULL);
}
+ if (style->text_private && style->text->font_specification.set) {
+ repr->setAttribute("-inkscape-font-specification", NULL);
+ }
if (style->text_private && style->text->font_family.set) {
repr->setAttribute("font-family", NULL);
}
if (style->writing_mode.set) {
repr->setAttribute("writing_mode", NULL);
}
+ if (style->filter.set) {
+ repr->setAttribute("filter", NULL);
+ }
+ if (style->enable_background.set) {
+ repr->setAttribute("enable-background", NULL);
+ }
}
/**
sp_css_attr_unset_text(SPCSSAttr *css)
{
sp_repr_css_set_property(css, "font", NULL); // not implemented yet
+ sp_repr_css_set_property(css, "-inkscape-font-specification", NULL);
sp_repr_css_set_property(css, "font-size", NULL);
sp_repr_css_set_property(css, "font-size-adjust", NULL); // not implemented yet
sp_repr_css_set_property(css, "font-style", NULL);
if (is_url(sp_repr_css_property(css, "color-profile", NULL))) sp_repr_css_set_property(css, "color-profile", NULL);
if (is_url(sp_repr_css_property(css, "cursor", NULL))) sp_repr_css_set_property(css, "cursor", NULL);
if (is_url(sp_repr_css_property(css, "filter", NULL))) sp_repr_css_set_property(css, "filter", NULL);
+ if (is_url(sp_repr_css_property(css, "marker", NULL))) sp_repr_css_set_property(css, "marker", NULL);
if (is_url(sp_repr_css_property(css, "marker-start", NULL))) sp_repr_css_set_property(css, "marker-start", NULL);
if (is_url(sp_repr_css_property(css, "marker-mid", NULL))) sp_repr_css_set_property(css, "marker-mid", NULL);
if (is_url(sp_repr_css_property(css, "marker-end", NULL))) sp_repr_css_set_property(css, "marker-end", NULL);
/**
- * Remove quotes from SPIString object value.
- *
- * \todo FIXME: now used for font family, but perhaps this should apply to
- * ALL strings (check CSS spec), in which case this should be part of
- * read_istring.
+ * Remove quotes and escapes from a string. Returned value must be g_free'd.
+ * Note: in CSS (in style= and in stylesheets), unquoting and unescaping is done
+ * by libcroco, our CSS parser, though it adds a new pair of "" quotes for the strings
+ * it parsed for us. So this function is only used to remove those quotes and for
+ * presentation attributes, without any unescaping. (XML unescaping
+ * (& etc) is done by XML parser.)
*/
-static void
-css2_unescape_unquote(SPIString *val)
+gchar *
+attribute_unquote(gchar const *val)
{
- if (val->set && val->value && strlen(val->value) >= 2) {
+ if (val) {
+ if (*val == '\'' || *val == '"') {
+ int l = strlen(val);
+ if (l >= 2) {
+ if ( ( val[0] == '"' && val[l - 1] == '"' ) ||
+ ( val[0] == '\'' && val[l - 1] == '\'' ) ) {
+ return (g_strndup (val+1, l-2));
+ }
+ }
+ }
+ }
- /// \todo unescape all \-escaped chars
+ return (val? g_strdup (val) : NULL);
+}
- int l = strlen(val->value);
- if ( ( val->value[0] == '"' && val->value[l - 1] == '"' ) ||
- ( val->value[0] == '\'' && val->value[l - 1] == '\'' ) ) {
- memcpy(val->value, val->value + 1, l - 2);
- val->value[l - 2] = '\0';
+/**
+ * Quote and/or escape string for writing to CSS (style=). Returned value must be g_free'd.
+ */
+gchar *
+css2_escape_quote(gchar const *val) {
+
+ Glib::ustring t;
+ bool quote = false;
+ bool last_was_space = false;
+
+ for (gchar const *i = val; *i; i++) {
+ bool is_space = ( *i == ' ' );
+ if (g_ascii_isalnum(*i) || *i=='-' || *i=='_') {
+ // ASCII alphanumeric, - and _ don't require quotes
+ t.push_back(*i);
+ } else if ( is_space && !last_was_space ) {
+ // non-consecutive spaces don't require quotes
+ t.push_back(*i);
+ } else if (*i=='\'') {
+ // single quotes require escaping and quotes
+ t.push_back('\\');
+ t.push_back(*i);
+ quote = true;
+ } else {
+ // everything else requires quotes
+ t.push_back(*i);
+ quote = true;
+ }
+ if (i == val && !g_ascii_isalpha(*i)) {
+ // a non-ASCII/non-alpha initial character requires quotes
+ quote = true;
}
+ last_was_space = is_space;
+ }
+
+ if (last_was_space) {
+ // a trailing space requires quotes
+ quote = true;
}
-}
+ if (quote) {
+ // we use single quotes so the result can be stored in an XML
+ // attribute without incurring un-aesthetic additional quoting
+ // (our XML emitter always uses double quotes)
+ t.insert(t.begin(), '\'');
+ t.push_back('\'');
+ }
+
+ return (t.empty() ? NULL : g_strdup (t.c_str()));
+}
/*
Local Variables: