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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/live_effects/parameter/text.cpp | |
parent | Initial commit. (diff) | |
download | inkscape-upstream.tar.xz inkscape-upstream.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/live_effects/parameter/text.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/live_effects/parameter/text.cpp b/src/live_effects/parameter/text.cpp new file mode 100644 index 0000000..ea0171d --- /dev/null +++ b/src/live_effects/parameter/text.cpp @@ -0,0 +1,184 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) Maximilian Albert 2008 <maximilian.albert@gmail.com> + * + * Authors: + * Maximilian Albert + * Johan Engelen + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "text.h" + +#include <glibmm/i18n.h> +#include <gtkmm/alignment.h> + +#include <2geom/sbasis-geometric.h> + +#include "inkscape.h" + +#include "display/control/canvas-item-text.h" + +#include "live_effects/effect.h" + +#include "svg/stringstream.h" +#include "svg/svg.h" + +#include "ui/icon-names.h" +#include "ui/widget/registered-widget.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) +{ + if (SPDesktop *desktop = SP_ACTIVE_DESKTOP) { // FIXME: we shouldn't use this! + canvas_text = new Inkscape::CanvasItemText(desktop->getCanvasTemp(), Geom::Point(0, 0), default_value); + } +} + +TextParam::~TextParam() +{ + if (canvas_text) { + delete canvas_text; + } +} + +void +TextParam::param_set_default() +{ + param_setValue(defvalue); +} + +void +TextParam::param_update_default(const gchar * default_value) +{ + defvalue = (Glib::ustring)default_value; +} + +// This is a bit silly, we should have an option in the constructor to not create the canvas_text object. +void +TextParam::param_hide_canvas_text() +{ + if (canvas_text) { + delete canvas_text; + canvas_text = nullptr; + } +} + +void +TextParam::setPos(Geom::Point pos) +{ + if (canvas_text) { + canvas_text->set_coord(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)); + if (canvas_text) { + canvas_text->set_coord(pos + n * length); + canvas_text->set_anchor(Geom::Point(std::sin(angle), -std::cos(angle))); + } +} + +void +TextParam::setAnchor(double x_value, double y_value) +{ + anchor_x = x_value; + anchor_y = y_value; + if (canvas_text) { + canvas_text->set_anchor(Geom::Point(anchor_x, anchor_y)); + } +} + +bool +TextParam::param_readSVGValue(const gchar * strvalue) +{ + param_setValue(strvalue); + return true; +} + +Glib::ustring +TextParam::param_getSVGValue() const +{ + return value; +} + +Glib::ustring +TextParam::param_getDefaultSVGValue() const +{ + return defvalue; +} + +void +TextParam::setTextParam(Inkscape::UI::Widget::RegisteredText *rsu) +{ + Glib::ustring str(rsu->getText()); + param_setValue(str); + write_to_SVG(); +} + +Gtk::Widget * +TextParam::param_newWidget() +{ + 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); + rsu->setProgrammatically = false; + rsu->set_undo_parameters(_("Change text parameter"), INKSCAPE_ICON("dialog-path-effects")); + Gtk::Box *text_container = Gtk::manage(new Gtk::Box()); + Gtk::Button *set = Gtk::manage(new Gtk::Button(Glib::ustring("✔"))); + set->signal_clicked() + .connect(sigc::bind<Inkscape::UI::Widget::RegisteredText *>(sigc::mem_fun(*this, &TextParam::setTextParam),rsu)); + text_container->pack_start(*rsu, false, false, 2); + text_container->pack_start(*set, false, false, 2); + Gtk::Widget *return_widg = dynamic_cast<Gtk::Widget *> (text_container); + return_widg->set_halign(Gtk::ALIGN_END); + return return_widg; +} + +void +TextParam::param_setValue(const Glib::ustring newvalue) +{ + if (value != newvalue) { + param_effect->refresh_widgets = true; + } + value = newvalue; + if (canvas_text) { + canvas_text->set_text(newvalue); + } +} + +} /* 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 : |