#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_TEXT_CPP /* * Copyright (C) Maximilian Albert 2008 <maximilian.albert@gmail.com> * * Authors: * Maximilian Albert * Johan Engelen * * Released under GNU GPL, read the file 'COPYING' for more information */ #include "live_effects/parameter/text.h" #include "live_effects/effect.h" #include "svg/svg.h" #include "svg/stringstream.h" #include <gtkmm.h> #include "widgets/icon.h" #include "ui/widget/registered-widget.h" #include "inkscape.h" #include "verbs.h" #include "display/canvas-text.h" #include <2geom/sbasis-geometric.h> namespace Inkscape { namespace LivePathEffect { TextParam::TextParam( const Glib::ustring& label, const Glib::ustring& tip, const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr, Effect* effect, const Glib::ustring default_value ) : Parameter(label, tip, key, wr, effect), value(default_value), defvalue(default_value) { SPDesktop *desktop = inkscape_active_desktop(); // FIXME: we shouldn't use this! canvas_text = (SPCanvasText *) sp_canvastext_new(sp_desktop_tempgroup(desktop), desktop, Geom::Point(0,0), ""); sp_canvastext_set_text (canvas_text, default_value.c_str()); sp_canvastext_set_coords (canvas_text, 0, 0); } void TextParam::param_set_default() { param_setValue(defvalue); } void TextParam::setPos(Geom::Point pos) { sp_canvastext_set_coords (canvas_text, pos); } void TextParam::setPosAndAnchor(const Geom::Piecewise<Geom::D2<Geom::SBasis> > &pwd2, const double t, const double length, bool /*use_curvature*/) { using namespace Geom; Piecewise<D2<SBasis> > pwd2_reparam = arc_length_parametrization(pwd2, 2 , 0.1); double t_reparam = pwd2_reparam.cuts.back() * t; Point pos = pwd2_reparam.valueAt(t_reparam); Point dir = unit_vector(derivative(pwd2_reparam).valueAt(t_reparam)); Point n = -rot90(dir); double angle = Geom::angle_between(dir, Point(1,0)); sp_canvastext_set_coords(canvas_text, pos + n * length); sp_canvastext_set_anchor(canvas_text, std::sin(angle), -std::cos(angle)); } void TextParam::setAnchor(double x_value, double y_value) { anchor_x = x_value; anchor_y = y_value; sp_canvastext_set_anchor (canvas_text, anchor_x, anchor_y); } bool TextParam::param_readSVGValue(const gchar * strvalue) { param_setValue(strvalue); return true; } gchar * TextParam::param_getSVGValue() const { return (gchar *) value.c_str(); } Gtk::Widget * TextParam::param_newWidget(Gtk::Tooltips * /*tooltips*/) { Inkscape::UI::Widget::RegisteredText *rsu = Gtk::manage(new Inkscape::UI::Widget::RegisteredText( param_label, param_tooltip, param_key, *param_wr, param_effect->getRepr(), param_effect->getSPDoc())); rsu->setText(value.c_str()); rsu->setProgrammatically = false; rsu->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change text parameter")); return dynamic_cast<Gtk::Widget *> (rsu); } void TextParam::param_setValue(const Glib::ustring newvalue) { value = newvalue; sp_canvastext_set_text (canvas_text, newvalue.c_str()); } } /* 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 :