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Diffstat (limited to '')
| -rw-r--r-- | src/actions/actions-node-align.cpp | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/actions/actions-node-align.cpp b/src/actions/actions-node-align.cpp new file mode 100644 index 0000000..89e446a --- /dev/null +++ b/src/actions/actions-node-align.cpp @@ -0,0 +1,136 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Gio::Actions for aligning and distributing objects without GUI. + * + * Copyright (C) 2020 Tavmjong Bah + * + * Some code and ideas from src/ui/dialogs/align-and-distribute.cpp + * Authors: Bryce Harrington + * Martin Owens + * John Smith + * Patrick Storz + * Jabier Arraiza + * + * The contents of this file may be used under the GNU General Public License Version 2 or later. + * + * To do: Remove GUI dependency! + */ + +#include "actions-node-align.h" + +#include <iostream> +#include <limits> + +#include <giomm.h> // Not <gtkmm.h>! To eventually allow a headless version! +#include <glibmm/i18n.h> + +#include <2geom/coord.h> + +#include "inkscape-application.h" +#include "inkscape-window.h" +#include "ui/tool/node-types.h" +#include "ui/tool/multi-path-manipulator.h" // Node align/distribute +#include "ui/tools/node-tool.h" // Node align/distribute + +using Inkscape::UI::AlignTargetNode; + +void +node_align(const Glib::VariantBase& value, InkscapeWindow* win, Geom::Dim2 direction) +{ + auto tool = win->get_desktop()->getEventContext(); + auto node_tool = dynamic_cast<Inkscape::UI::Tools::NodeTool*>(tool); + if (node_tool) { + } else { + std::cerr << "node_align: tool is not Node tool!" << std::endl; + return; + } + + Glib::Variant<Glib::ustring> s = Glib::VariantBase::cast_dynamic<Glib::Variant<Glib::ustring> >(value); + std::vector<Glib::ustring> tokens = Glib::Regex::split_simple(" ", s.get()); + if (tokens.size() > 1) { + std::cerr << "node_align: too many arguments!" << std::endl; + return; + } + + // clang-format off + auto target = AlignTargetNode::MID_NODE; + if (tokens.size() == 1) { + std::string token = tokens[0]; + if (token == "pref") { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + token = prefs->getString("/dialogs/align/nodes-align-to", "first"); + } + if (token == "last" ) target = AlignTargetNode::LAST_NODE; + else if (token == "first" ) target = AlignTargetNode::FIRST_NODE; + else if (token == "middle" ) target = AlignTargetNode::MID_NODE; + else if (token == "min" ) target = AlignTargetNode::MIN_NODE; + else if (token == "max" ) target = AlignTargetNode::MAX_NODE; + } + // clang-format on + node_tool->_multipath->alignNodes(direction, target); +} + +void +node_distribute(InkscapeWindow* win, Geom::Dim2 direction) +{ + auto tool = win->get_desktop()->getEventContext(); + auto node_tool = dynamic_cast<Inkscape::UI::Tools::NodeTool*>(tool); + if (node_tool) { + } else { + std::cerr << "node_distribute: tool is not Node tool!" << std::endl; + return; + } + + node_tool->_multipath->distributeNodes(direction); +} + +std::vector<std::vector<Glib::ustring>> raw_data_node_align = +{ + // clang-format off + {"win.node-align-horizontal", N_("Align nodes horizontally"), "Node", N_("Align selected nodes horizontally; usage [last|first|middle|min|max|pref]" )}, + {"win.node-align-vertical", N_("Align nodes vertically"), "Node", N_("Align selected nodes vertically; usage [last|first|middle|min|max|pref]" )}, + {"win.node-distribute-horizontal", N_("Distribute nodes horizontally"), "Node", N_("Distribute selected nodes horizontally." )}, + {"win.node-distribute-vertical", N_("Distribute nodes vertically"), "Node", N_("Distribute selected nodes vertically." )} + // clang-format on +}; + +std::vector<std::vector<Glib::ustring>> hint_data_node_align = +{ + // clang-format off + {"app.node-align-horizontal", N_("Enter string for alignment anchor, one of: first/last/middle/min/max")}, + {"app.node-align-vertical", N_("Enter string for alignment anchor, one of: first/last/middle/min/max")}, + // clang-format on +}; + +// These are window actions as the require the node tool to be active and nodes to be selected. +void +add_actions_node_align(InkscapeWindow* win) +{ + Glib::VariantType String(Glib::VARIANT_TYPE_STRING); + + // clang-format off + win->add_action_with_parameter( "node-align-horizontal", String, sigc::bind<InkscapeWindow*, Geom::Dim2>(sigc::ptr_fun(&node_align), win, Geom::X)); + win->add_action_with_parameter( "node-align-vertical", String, sigc::bind<InkscapeWindow*, Geom::Dim2>(sigc::ptr_fun(&node_align), win, Geom::Y)); + win->add_action( "node-distribute-horizontal", sigc::bind<InkscapeWindow*, Geom::Dim2>(sigc::ptr_fun(&node_distribute), win, Geom::X)); + win->add_action( "node-distribute-vertical", sigc::bind<InkscapeWindow*, Geom::Dim2>(sigc::ptr_fun(&node_distribute), win, Geom::Y)); + // clang-format on + + auto app = InkscapeApplication::instance(); + if (!app) { + std::cerr << "add_actions_node_align: no app!" << std::endl; + return; + } + app->get_action_extra_data().add_data(raw_data_node_align); +} + + +/* + 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 : |