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#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_POINT_CPP
/*
* Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "live_effects/parameter/point.h"
#include "live_effects/effect.h"
#include "svg/svg.h"
#include "svg/stringstream.h"
#include <gtkmm.h>
#include "ui/widget/point.h"
#include "widgets/icon.h"
#include "knot.h"
#include "inkscape.h"
#include "verbs.h"
// needed for on-canvas editting:
#include "tools-switch.h"
#include "shape-editor.h"
#include "node-context.h"
#include "desktop-handles.h"
#include "selection.h"
#include "desktop.h"
#define LPEPOINTPARAM_DEBUG // undefine to disable all on-canvas editing code for PointParam
#define PRM_KNOT_COLOR_NORMAL 0xffffff00
#define PRM_KNOT_COLOR_SELECTED 0x0000ff00
namespace Inkscape {
namespace LivePathEffect {
PointParam::PointParam( const Glib::ustring& label, const Glib::ustring& tip,
const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr,
Effect* effect, Geom::Point default_value )
: Geom::Point(default_value), Parameter(label, tip, key, wr, effect), defvalue(default_value)
{
knot = NULL;
#ifdef LPEPOINTPARAM_DEBUG
oncanvas_editable = true;
#endif
}
PointParam::~PointParam()
{
if (knot)
g_object_unref (G_OBJECT (knot));
}
void
PointParam::param_set_default()
{
param_setValue(defvalue);
}
bool
PointParam::param_readSVGValue(const gchar * strvalue)
{
gchar ** strarray = g_strsplit(strvalue, ",", 2);
double newx, newy;
unsigned int success = sp_svg_number_read_d(strarray[0], &newx);
success += sp_svg_number_read_d(strarray[1], &newy);
g_strfreev (strarray);
if (success == 2) {
param_setValue( Geom::Point(newx, newy) );
return true;
}
return false;
}
gchar *
PointParam::param_writeSVGValue() const
{
Inkscape::SVGOStringStream os;
os << (*this)[0] << "," << (*this)[1];
gchar * str = g_strdup(os.str().c_str());
return str;
}
Gtk::Widget *
PointParam::param_newWidget(Gtk::Tooltips * tooltips)
{
Inkscape::UI::Widget::RegisteredPoint * pointwdg = Gtk::manage(
new Inkscape::UI::Widget::RegisteredPoint( param_label,
param_tooltip,
param_key,
*param_wr,
param_effect->getRepr(),
param_effect->getSPDoc() ) );
pointwdg->setValue( (*this)[0], (*this)[1] );
pointwdg->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change point parameter"));
Gtk::Widget* pIcon = Gtk::manage( sp_icon_get_icon( "draw_node", Inkscape::ICON_SIZE_BUTTON) );
Gtk::Button * pButton = Gtk::manage(new Gtk::Button());
pButton->set_relief(Gtk::RELIEF_NONE);
pIcon->show();
pButton->add(*pIcon);
pButton->show();
pButton->signal_clicked().connect(sigc::mem_fun(*this, &PointParam::on_button_click));
#ifndef LPEPOINTPARAM_DEBUG
pButton->set_sensitive(false);
#endif
Gtk::HBox * hbox = Gtk::manage( new Gtk::HBox() );
static_cast<Gtk::HBox*>(hbox)->pack_start(*pButton, true, true);
static_cast<Gtk::HBox*>(hbox)->pack_start(*pointwdg, true, true);
static_cast<Gtk::HBox*>(hbox)->show_all_children();
tooltips->set_tip(*pButton, _("Edit on-canvas"));
return dynamic_cast<Gtk::Widget *> (hbox);
}
void
PointParam::param_setValue(Geom::Point newpoint)
{
*dynamic_cast<Geom::Point *>( this ) = newpoint;
}
void
PointParam::param_set_and_write_new_value (Geom::Point newpoint)
{
Inkscape::SVGOStringStream os;
os << newpoint[0] << "," << newpoint[1];
gchar * str = g_strdup(os.str().c_str());
param_write_to_repr(str);
g_free(str);
}
void
PointParam::param_editOncanvas(SPItem * item, SPDesktop * dt)
{
// If not already in nodecontext, goto it!
if (!tools_isactive(dt, TOOLS_NODES)) {
tools_switch_current(TOOLS_NODES);
}
ShapeEditor * shape_editor = SP_NODE_CONTEXT( dt->event_context )->shape_editor;
shape_editor->set_item_lpe_point_parameter(item, SP_OBJECT(param_effect->getLPEObj()), param_key.c_str());
}
void
PointParam::param_transform_multiply(Geom::Matrix const& postmul, bool /*set*/)
{
param_set_and_write_new_value( (*this) * postmul );
}
// CALLBACKS:
void
PointParam::on_button_click()
{
SPItem * item = sp_desktop_selection(SP_ACTIVE_DESKTOP)->singleItem();
if (item != NULL) {
param_editOncanvas(item, SP_ACTIVE_DESKTOP);
}
}
} /* namespace LivePathEffect */
} /* 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 :
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