// TODO this seems very bad to be taking in a desktop pointer to muck with. Logic probably belongs elsewhere
void SPPaintSelector::setFlatColor( SPDesktop *desktop, gchar const *color_property, gchar const *opacity_property )
{
SPCSSAttr *css = sp_repr_css_attr_new();
SPColor color;
gfloat alpha = 0;
getColorAlpha( color, alpha );
std::string colorStr = color.toString();
#ifdef SP_PS_VERBOSE
guint32 rgba = color.toRGBA32( alpha );
g_message("sp_paint_selector_set_flat_color() to '%s' from 0x%08x::%s",
colorStr.c_str(),
rgba,
(color.icc ? color.icc->colorProfile.c_str():"<null>") );
#endif // SP_PS_VERBOSE
sp_repr_css_set_property(css, color_property, colorStr.c_str());
Inkscape::CSSOStringStream osalpha;
osalpha << alpha;
sp_repr_css_set_property(css, opacity_property, osalpha.str().c_str());
sp_desktop_set_style(desktop, css);
sp_repr_css_attr_unref(css);
}
/**
* Writes the gradient's internal vector (whether from its own stops, or
* inherited from refs) into the gradient repr as svg:stop elements.
*/
void
sp_gradient_repr_write_vector(SPGradient *gr)
{
g_return_if_fail(gr != NULL);
g_return_if_fail(SP_IS_GRADIENT(gr));
Inkscape::XML::Document *xml_doc = gr->document->getReprDoc();
Inkscape::XML::Node *repr = gr->getRepr();
/* We have to be careful, as vector may be our own, so construct repr list at first */
GSList *cl = NULL;
for (guint i = 0; i < gr->vector.stops.size(); i++) {
Inkscape::CSSOStringStream os;
Inkscape::XML::Node *child = xml_doc->createElement("svg:stop");
sp_repr_set_css_double(child, "offset", gr->vector.stops[i].offset);
/* strictly speaking, offset an SVG <number> rather than a CSS one, but exponents make no
* sense for offset proportions. */
os << "stop-color:" << gr->vector.stops[i].color.toString() << ";stop-opacity:" << gr->vector.stops[i].opacity;
child->setAttribute("style", os.str().c_str());
/* Order will be reversed here */
cl = g_slist_prepend(cl, child);
}
sp_gradient_repr_clear_vector(gr);
/* And insert new children from list */
while (cl) {
Inkscape::XML::Node *child = static_cast<Inkscape::XML::Node *>(cl->data);
repr->addChild(child, NULL);
Inkscape::GC::release(child);
cl = g_slist_remove(cl, child);
}
}
static void sp_grd_ed_add_stop(GtkWidget */*widget*/, GtkWidget *vb)
{
SPGradient *gradient = static_cast<SPGradient *>(g_object_get_data(G_OBJECT(vb), "gradient"));
verify_grad(gradient);
SPStop *stop = get_selected_stop(vb);
if (!stop) {
return;
}
Inkscape::XML::Node *new_stop_repr = NULL;
SPStop *next = stop->getNextStop();
if (next == NULL) {
SPStop *prev = stop->getPrevStop();
if (prev != NULL) {
next = stop;
stop = prev;
}
}
if (next != NULL) {
new_stop_repr = stop->getRepr()->duplicate(gradient->getRepr()->document());
gradient->getRepr()->addChild(new_stop_repr, stop->getRepr());
} else {
next = stop;
new_stop_repr = stop->getPrevStop()->getRepr()->duplicate(gradient->getRepr()->document());
gradient->getRepr()->addChild(new_stop_repr, stop->getPrevStop()->getRepr());
}
SPStop *newstop = reinterpret_cast<SPStop *>(gradient->document->getObjectByRepr(new_stop_repr));
newstop->offset = (stop->offset + next->offset) * 0.5 ;
guint32 const c1 = stop->get_rgba32();
guint32 const c2 = next->get_rgba32();
guint32 cnew = sp_average_color(c1, c2);
Inkscape::CSSOStringStream os;
gchar c[64];
sp_svg_write_color(c, sizeof(c), cnew);
gdouble opacity = static_cast<gdouble>(SP_RGBA32_A_F(cnew));
os << "stop-color:" << c << ";stop-opacity:" << opacity <<";";
newstop->getRepr()->setAttribute("style", os.str().c_str());
sp_repr_set_css_double( newstop->getRepr(), "offset", (double)newstop->offset);
sp_gradient_vector_widget_load_gradient(vb, gradient);
Inkscape::GC::release(new_stop_repr);
update_stop_list(GTK_WIDGET(vb), gradient, newstop);
GtkWidget *offspin = GTK_WIDGET(g_object_get_data(G_OBJECT(vb), "offspn"));
GtkWidget *offslide =GTK_WIDGET(g_object_get_data(G_OBJECT(vb), "offslide"));
gtk_widget_set_sensitive(offslide, TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(offspin), TRUE);
DocumentUndo::done(gradient->document, SP_VERB_CONTEXT_GRADIENT,
_("Add gradient stop"));
}
static void verify_grad(SPGradient *gradient)
{
int i = 0;
SPStop *stop = NULL;
/* count stops */
for ( SPObject *ochild = gradient->firstChild() ; ochild ; ochild = ochild->getNext() ) {
if (SP_IS_STOP(ochild)) {
i++;
stop = SP_STOP(ochild);
}
}
Inkscape::XML::Document *xml_doc;
xml_doc = gradient->getRepr()->document();
if (i < 1) {
Inkscape::CSSOStringStream os;
os << "stop-color: #000000;stop-opacity:" << 1.0 << ";";
Inkscape::XML::Node *child;
child = xml_doc->createElement("svg:stop");
sp_repr_set_css_double(child, "offset", 0.0);
child->setAttribute("style", os.str().c_str());
gradient->getRepr()->addChild(child, NULL);
Inkscape::GC::release(child);
child = xml_doc->createElement("svg:stop");
sp_repr_set_css_double(child, "offset", 1.0);
child->setAttribute("style", os.str().c_str());
gradient->getRepr()->addChild(child, NULL);
Inkscape::GC::release(child);
return;
}
if (i < 2) {
sp_repr_set_css_double(stop->getRepr(), "offset", 0.0);
Inkscape::XML::Node *child = stop->getRepr()->duplicate(gradient->getRepr()->document());
sp_repr_set_css_double(child, "offset", 1.0);
gradient->getRepr()->addChild(child, stop->getRepr());
Inkscape::GC::release(child);
}
}
void
ObjectCompositeSettings::_opacityValueChanged()
{
if (!_subject) {
return;
}
SPDesktop *desktop = _subject->getDesktop();
if (!desktop) {
return;
}
if (_blocked)
return;
_blocked = true;
// FIXME: fix for GTK breakage, see comment in SelectedStyle::on_opacity_changed; here it results in crash 1580903
// UPDATE: crash fixed in GTK+ 2.10.7 (bug 374378), remove this as soon as it's reasonably common
// (though this only fixes the crash, not the multiple change events)
//sp_canvas_force_full_redraw_after_interruptions(sp_desktop_canvas(desktop), 0);
SPCSSAttr *css = sp_repr_css_attr_new ();
Inkscape::CSSOStringStream os;
os << CLAMP (_opacity_scale.get_adjustment()->get_value() / 100, 0.0, 1.0);
sp_repr_css_set_property (css, "opacity", os.str().c_str());
_subject->setCSS(css);
sp_repr_css_attr_unref (css);
DocumentUndo::maybeDone(sp_desktop_document (desktop), _opacity_tag.c_str(), _verb_code,
_("Change opacity"));
// resume interruptibility
//sp_canvas_end_forced_full_redraws(sp_desktop_canvas(desktop));
_blocked = false;
}
static void sp_gradient_vector_color_changed(Inkscape::UI::SelectedColor *selected_color, GObject *object)
{
(void)selected_color;
void* updating_color = g_object_get_data(G_OBJECT(object), "updating_color");
if (updating_color) {
return;
}
if (blocked) {
return;
}
SPGradient *gradient = static_cast<SPGradient*>(g_object_get_data(G_OBJECT(object), "gradient"));
if (!gradient) {
return;
}
blocked = TRUE;
SPGradient *ngr = sp_gradient_ensure_vector_normalized(gradient);
if (ngr != gradient) {
/* Our master gradient has changed */
sp_gradient_vector_widget_load_gradient(GTK_WIDGET(object), ngr);
}
ngr->ensureVector();
/* Set start parameters */
/* We rely on normalized vector, i.e. stops HAVE to exist */
g_return_if_fail(ngr->getFirstStop() != NULL);
SPStop *stop = get_selected_stop(GTK_WIDGET(object));
if (!stop) {
return;
}
SelectedColor *csel = static_cast<SelectedColor *>(g_object_get_data(G_OBJECT(object), "cselector"));
SPColor color;
float alpha = 0;
csel->colorAlpha(color, alpha);
sp_repr_set_css_double(stop->getRepr(), "offset", stop->offset);
Inkscape::CSSOStringStream os;
os << "stop-color:" << color.toString() << ";stop-opacity:" << static_cast<gdouble>(alpha) <<";";
stop->getRepr()->setAttribute("style", os.str().c_str());
// g_snprintf(c, 256, "stop-color:#%06x;stop-opacity:%g;", rgb >> 8, static_cast<gdouble>(alpha));
//stop->getRepr()->setAttribute("style", c);
DocumentUndo::done(ngr->document, SP_VERB_CONTEXT_GRADIENT,
_("Change gradient stop color"));
blocked = FALSE;
// Set the color in the selected stop after change
GtkWidget *combo_box = static_cast<GtkWidget *>(g_object_get_data(G_OBJECT(object), "combo_box"));
if (combo_box) {
GtkTreeIter iter;
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX(combo_box), &iter)) {
GtkListStore *store = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(combo_box)));
Inkscape::UI::Widget::ColorPreview *cp = Gtk::manage(new Inkscape::UI::Widget::ColorPreview(stop->get_rgba32()));
GdkPixbuf *pb = cp->toPixbuf(64, 16);
gtk_list_store_set (store, &iter, 0, pb, /*1, repr->attribute("id"),*/ 2, stop, -1);
}
}
}
SPCSSAttr *
sp_get_text_dialog_style ()
{
GtkWidget *fontsel = (GtkWidget*)g_object_get_data (G_OBJECT (dlg), "fontsel");
SPCSSAttr *css = sp_repr_css_attr_new ();
/* font */
font_instance *font = sp_font_selector_get_font (SP_FONT_SELECTOR (fontsel));
if ( font ) {
Glib::ustring fontName = font_factory::Default()->ConstructFontSpecification(font);
sp_repr_css_set_property (css, "-inkscape-font-specification", fontName.c_str());
gchar c[256];
font->Family(c, 256);
sp_repr_css_set_property (css, "font-family", c);
font->Attribute( "weight", c, 256);
sp_repr_css_set_property (css, "font-weight", c);
font->Attribute("style", c, 256);
sp_repr_css_set_property (css, "font-style", c);
font->Attribute("stretch", c, 256);
sp_repr_css_set_property (css, "font-stretch", c);
font->Attribute("variant", c, 256);
sp_repr_css_set_property (css, "font-variant", c);
Inkscape::CSSOStringStream os;
os << sp_font_selector_get_size (SP_FONT_SELECTOR (fontsel)) << "px"; // must specify px, see inkscape bug 1221626 and 1610103
sp_repr_css_set_property (css, "font-size", os.str().c_str());
font->Unref();
font=NULL;
}
/* Layout */
GtkWidget *b = (GtkWidget*)g_object_get_data (G_OBJECT (dlg), "text_anchor_start");
// Align Left
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (b))) {
sp_repr_css_set_property (css, "text-anchor", "start");
sp_repr_css_set_property (css, "text-align", "start");
} else {
// Align Center
b = (GtkWidget*)g_object_get_data ( G_OBJECT (dlg),
"text_anchor_middle");
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (b))) {
sp_repr_css_set_property (css, "text-anchor", "middle");
sp_repr_css_set_property (css, "text-align", "center");
} else {
// Align Right
b = (GtkWidget*)g_object_get_data ( G_OBJECT (dlg),
"text_anchor_end");
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (b))) {
sp_repr_css_set_property (css, "text-anchor", "end");
sp_repr_css_set_property (css, "text-align", "end");
} else {
// Align Justify
sp_repr_css_set_property (css, "text-anchor", "start");
sp_repr_css_set_property (css, "text-align", "justify");
}
}
}
b = (GtkWidget*)g_object_get_data (G_OBJECT (dlg), INKSCAPE_STOCK_WRITING_MODE_LR );
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (b))) {
sp_repr_css_set_property (css, "writing-mode", "lr");
} else {
sp_repr_css_set_property (css, "writing-mode", "tb");
}
// Note that CSS 1.1 does not support line-height; we set it for consistency, but also set
// sodipodi:linespacing for backwards compatibility; in 1.2 we use line-height for flowtext
GtkWidget *combo = (GtkWidget*)g_object_get_data ((GObject *) dlg, "line_spacing");
const char *sstr = gtk_entry_get_text ((GtkEntry *) ((GtkCombo *) (combo))->entry);
sp_repr_css_set_property (css, "line-height", sstr);
return css;
}
