fill-and-stroke.cpp revision 3a8e479f331858946168c32bfc7622c9010b6680
/**
* \brief Fill and Stroke dialog,
* based on sp_object_properties_dialog
*
* Authors:
* Bryce W. Harrington <bryce@bryceharrington.org>
* Gustav Broberg <broberg@kth.se>
*
* Copyright (C) 2004--2007 Authors
*
* Released under GNU GPL. Read the file 'COPYING' for more information.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "desktop-handles.h"
#include "desktop-style.h"
#include "document.h"
#include "fill-and-stroke.h"
#include "filter-chemistry.h"
#include "inkscape.h"
#include "inkscape-stock.h"
#include "selection.h"
#include "style.h"
#include "svg/css-ostringstream.h"
#include "verbs.h"
#include "xml/repr.h"
#include "widgets/icon.h"
#include "dialogs/fill-style.h"
#include "dialogs/stroke-style.h"
#include <widgets/paint-selector.h>
namespace Inkscape {
namespace UI {
namespace Dialog {
void on_selection_changed(Inkscape::Application *inkscape,
Inkscape::Selection *selection,
FillAndStroke *dlg)
{
dlg->selectionChanged(inkscape, selection);
}
void on_selection_modified(Inkscape::Application *inkscape,
Inkscape::Selection *selection,
guint flags,
FillAndStroke *dlg)
{
dlg->selectionChanged(inkscape, selection);
}
FillAndStroke::FillAndStroke()
: Dialog ("dialogs.fillstroke", SP_VERB_DIALOG_FILL_STROKE),
_page_fill(1, 1, true, true),
_page_stroke_paint(1, 1, true, true),
_page_stroke_style(1, 1, true, true),
_blur_vbox(false, 0),
_blur_label_box(false, 0),
_blur_label(_("_Blur, %"), 0.0, 1.0, true),
_blur_adjustment(0.0, 0.0, 100.0, 1.0, 1.0, 0.0),
_blur_hscale(_blur_adjustment),
_blur_spin_button(_blur_adjustment, 0.01, 1),
_opacity_vbox(false, 0),
_opacity_label_box(false, 0),
_opacity_label(_("Master _opacity, %"), 0.0, 1.0, true),
_opacity_adjustment(100.0, 0.0, 100.0, 1.0, 1.0, 0.0),
_opacity_hscale(_opacity_adjustment),
_opacity_spin_button(_opacity_adjustment, 0.01, 1),
_blocked(false)
{
Gtk::VBox *vbox = get_vbox();
vbox->set_spacing(0);
vbox->pack_start(_notebook, true, true);
_notebook.append_page(_page_fill, _createPageTabLabel(_("Fill"), INKSCAPE_STOCK_PROPERTIES_FILL_PAGE));
_notebook.append_page(_page_stroke_paint, _createPageTabLabel(_("Stroke _paint"), INKSCAPE_STOCK_PROPERTIES_STROKE_PAINT_PAGE));
_notebook.append_page(_page_stroke_style, _createPageTabLabel(_("Stroke st_yle"), INKSCAPE_STOCK_PROPERTIES_STROKE_PAGE));
_layoutPageFill();
_layoutPageStrokePaint();
_layoutPageStrokeStyle();
// Blur
vbox->pack_start(_blur_vbox, false, false, 2);
_blur_label_box.pack_start(_blur_label, false, false, 4);
_blur_vbox.pack_start(_blur_label_box, false, false, 0);
_blur_vbox.pack_start(_blur_hbox, false, false, 0);
_blur_hbox.pack_start(_blur_hscale, true, true, 4);
_blur_hbox.pack_start(_blur_spin_button, false, false, 0);
_blur_hscale.set_draw_value(false);
_blur_adjustment.signal_value_changed().connect(sigc::mem_fun(*this, &Inkscape::UI::Dialog::FillAndStroke::_blurValueChanged));
// Opacity
vbox->pack_start(_opacity_vbox, false, false, 2);
_opacity_label_box.pack_start(_opacity_label, false, false, 4);
_opacity_vbox.pack_start(_opacity_label_box, false, false, 0);
_opacity_vbox.pack_start(_opacity_hbox, false, false, 0);
_opacity_hbox.pack_start(_opacity_hscale, true, true, 4);
_opacity_hbox.pack_start(_opacity_spin_button, false, false, 0);
_opacity_hscale.set_draw_value(false);
_opacity_adjustment.signal_value_changed().connect(sigc::mem_fun(*this, &Inkscape::UI::Dialog::FillAndStroke::_opacityValueChanged));
// these callbacks are only for the blur and master opacity update; the tabs above take care of themselves
g_signal_connect ( G_OBJECT (INKSCAPE), "change_selection", G_CALLBACK (on_selection_changed), this );
g_signal_connect ( G_OBJECT (INKSCAPE), "change_subselection", G_CALLBACK (on_selection_changed), this );
g_signal_connect ( G_OBJECT (INKSCAPE), "modify_selection", G_CALLBACK (on_selection_modified), this );
g_signal_connect ( G_OBJECT (INKSCAPE), "activate_desktop", G_CALLBACK (on_selection_changed), this );
selectionChanged(INKSCAPE, sp_desktop_selection(SP_ACTIVE_DESKTOP));
show_all_children();
}
FillAndStroke::~FillAndStroke()
{
}
void
FillAndStroke::_layoutPageFill()
{
Gtk::Widget *fs = manage(Glib::wrap(sp_fill_style_widget_new()));
_page_fill.table().attach(*fs, 0, 1, 0, 1);
}
void
FillAndStroke::_layoutPageStrokePaint()
{
Gtk::Widget *ssp = manage(Glib::wrap(sp_stroke_style_paint_widget_new()));
_page_stroke_paint.table().attach(*ssp, 0, 1, 0, 1);
}
void
FillAndStroke::_layoutPageStrokeStyle()
{
Gtk::Widget *ssl = manage(Glib::wrap(sp_stroke_style_line_widget_new()));
_page_stroke_style.table().attach(*ssl, 0, 1, 0, 1);
}
void
FillAndStroke::_blurValueChanged()
{
if (_blocked)
return;
_blocked = true;
//get desktop
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop) {
return;
}
// FIXME: fix for GTK breakage, see comment in SelectedStyle::on_opacity_changed; here it results in crash 1580903
sp_canvas_force_full_redraw_after_interruptions(sp_desktop_canvas(desktop), 0);
//get current selection
Inkscape::Selection *selection = sp_desktop_selection (desktop);
NR::Maybe<NR::Rect> bbox = selection->bounds();
if (!bbox) {
return;
}
//get list of selected items
GSList const *items = selection->itemList();
//get current document
SPDocument *document = sp_desktop_document (desktop);
double perimeter = bbox->extent(NR::X) + bbox->extent(NR::Y);
double radius = _blur_adjustment.get_value() * perimeter / 400;
//apply created filter to every selected item
for (GSList const *i = items; i != NULL; i = i->next) {
SPItem * item = SP_ITEM(i->data);
SPStyle *style = SP_OBJECT_STYLE(item);
g_assert(style != NULL);
if (radius == 0.0) {
remove_filter (item, false);
} else {
//SPFilter *constructed = new_filter_gaussian_blur_from_item(document, item, radius);
//sp_style_set_property_url (SP_OBJECT(item), "filter", SP_OBJECT(constructed), false);
}
//request update
SP_OBJECT(item)->requestDisplayUpdate(( SP_OBJECT_MODIFIED_FLAG |
SP_OBJECT_STYLE_MODIFIED_FLAG ));
}
sp_document_maybe_done (sp_desktop_document (SP_ACTIVE_DESKTOP), "fillstroke:blur", SP_VERB_DIALOG_FILL_STROKE, _("Change blur"));
// resume interruptibility
sp_canvas_end_forced_full_redraws(sp_desktop_canvas(desktop));
_blocked = false;
}
void
FillAndStroke::_opacityValueChanged()
{
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(SP_ACTIVE_DESKTOP), 0);
SPCSSAttr *css = sp_repr_css_attr_new ();
Inkscape::CSSOStringStream os;
os << CLAMP (_opacity_adjustment.get_value() / 100, 0.0, 1.0);
sp_repr_css_set_property (css, "opacity", os.str().c_str());
sp_desktop_set_style (SP_ACTIVE_DESKTOP, css);
sp_repr_css_attr_unref (css);
sp_document_maybe_done (sp_desktop_document (SP_ACTIVE_DESKTOP), "fillstroke:opacity", SP_VERB_DIALOG_FILL_STROKE,
_("Change opacity"));
// resume interruptibility
sp_canvas_end_forced_full_redraws(sp_desktop_canvas(SP_ACTIVE_DESKTOP));
_blocked = false;
}
void
FillAndStroke::selectionChanged(Inkscape::Application *inkscape,
Inkscape::Selection *selection)
{
if (_blocked)
return;
_blocked = true;
// create temporary style
SPStyle *query = sp_style_new (SP_ACTIVE_DOCUMENT);
// query style from desktop into it. This returns a result flag and fills query with the style of subselection, if any, or selection
int result = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_MASTEROPACITY);
switch (result) {
case QUERY_STYLE_NOTHING:
_opacity_hbox.set_sensitive(false);
// gtk_widget_set_sensitive (opa, FALSE);
break;
case QUERY_STYLE_SINGLE:
case QUERY_STYLE_MULTIPLE_AVERAGED: // TODO: treat this slightly differently
case QUERY_STYLE_MULTIPLE_SAME:
_opacity_hbox.set_sensitive(true);
_opacity_adjustment.set_value(100 * SP_SCALE24_TO_FLOAT(query->opacity.value));
break;
}
//query now for current average blurring of selection
int blur_result = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_BLUR);
switch (blur_result) {
case QUERY_STYLE_NOTHING: //no blurring
_blur_hbox.set_sensitive(false);
break;
case QUERY_STYLE_SINGLE:
case QUERY_STYLE_MULTIPLE_AVERAGED:
case QUERY_STYLE_MULTIPLE_SAME:
NR::Maybe<NR::Rect> bbox = sp_desktop_selection(SP_ACTIVE_DESKTOP)->bounds();
if (bbox) {
double perimeter = bbox->extent(NR::X) + bbox->extent(NR::Y);
_blur_hbox.set_sensitive(true);
//update blur widget value
float radius = query->filter_gaussianBlur_deviation.value;
float percent = radius * 400 / perimeter; // so that for a square, 100% == half side
_blur_adjustment.set_value(percent);
}
break;
}
sp_style_unref(query);
_blocked = false;
}
Gtk::HBox&
FillAndStroke::_createPageTabLabel(const Glib::ustring& label, const char *label_image)
{
Gtk::HBox *_tab_label_box = manage(new Gtk::HBox(false, 0));
_tab_label_box->pack_start(*Glib::wrap(sp_icon_new(Inkscape::ICON_SIZE_DECORATION,
label_image)));
Gtk::Label *_tab_label = manage(new Gtk::Label(label, true));
_tab_label_box->pack_start(*_tab_label);
_tab_label_box->show_all();
return *_tab_label_box;
}
} // namespace Dialog
} // namespace UI
} // namespace Inkscape
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :