feat(editor): presets of the track properties, applied on the selected tracks

(cherry picked from commit 83c8c23c80)
2026-10-26 07:59:30 +01:00 · 2026-10-21 16:09:05 +02:00
parent 7e284b293d
commit a83d5c6978
11 changed files with 689 additions and 23 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -182,6 +182,7 @@ set(SOURCES
 "input/editorkeyboardinput.cpp"
 "editor/editorSettings.cpp"
 "editor/editorModelSets.cpp"
+"editor/editorTrackPresets.cpp"
 "editor/editorIncludeInfo.cpp"
 "editor/editorTerrain.cpp"
 "editor/editorTrack.cpp"
--- a/application/editormode.cpp
+++ b/application/editormode.cpp
@@ -28,6 +28,7 @@ extern char **environ;
 #include "application/application.h"
 #include "editor/editorSettings.hpp"
 #include "editor/editorModelSets.hpp"
+#include "editor/editorTrackPresets.hpp"
 #include "editor/editorIncludeInfo.hpp"
 #include "editor/editorGroundMesh.hpp"
 #include "editor/editorFormat.hpp"
@@ -542,6 +543,7 @@ editor_mode::editor_mode() {
 	ui()->set_new_scenery([this]() { m_newscenery_asked = true; });
 	ui()->set_open_scenery([this]() { m_openscenery_asked = true; });
 	ui()->set_edit_menu([this]() { render_edit_menu(); });
+	ui()->set_tools_menu([this]() { render_track_presets_menu(); });
 	ui()->set_menu_options([this]() {
 		render_object_menu();
 		render_view_menu();
@@ -648,6 +650,7 @@ bool editor_mode::init()
    Global.EditorOrthoTracks = EditorSettings.top_tracks();
    set_norms_free(EditorSettings.norms() == editorSettings::track_norms::free_laying);
    EditorModelSets.load();
+    EditorTrackPresets.load();
    Camera.Init({0, 15, 0}, {glm::radians(-30.0), glm::radians(180.0), 0}, nullptr);
    return m_input.init();
 }
--- a/application/editormode.h
+++ b/application/editormode.h
@@ -1837,6 +1837,15 @@ class editor_mode : public application_mode, private editor_track::observer, pri
 	void render_track_style(std::vector<TTrack *> const &Tracks);
 	void copy_track_style(TTrack const &Track);
 	std::size_t paste_track_style(std::vector<TTrack *> const &Tracks);
+	// which groups of the properties are pasted or put on the tracks by a preset, in the order of the groups of editormodetrackprops.cpp
+	using track_groups = std::array<bool, 11>;
+	// the values of the properties of the chosen groups put on the tracks, in one step of the undo. returns: the number of the
+	// tracks changed, none when no value is of the chosen groups
+	std::optional<std::size_t> apply_track_values(std::vector<std::pair<std::string, std::string>> const &Values, track_groups const &Groups, std::vector<TTrack *> const &Tracks, char const *What);
+	// presets of the properties of the tracks (editorTrackPresets), made from a track and put on the selected ones
+	void render_track_presets(std::vector<TTrack *> const &Tracks);
+	void render_track_presets_menu();
+	std::size_t apply_track_preset(int const Id, std::vector<TTrack *> const &Tracks);
 	std::vector<TTrack *> similar_tracks(int const Property, std::vector<TTrack *> const &Tracks) const;
 	// values of the properties over the selected tracks, each with the number of the tracks having it
 	struct track_values
@@ -1882,12 +1891,19 @@ class editor_mode : public application_mode, private editor_track::observer, pri
 	{
 		std::string from;
 		std::vector<std::pair<std::string, std::string>> values;
-		// speed, environment, overhead line, track circuits, rails, trackbed, its shape, sleepers, ride and sound, frogs
-		std::array<bool, 10> groups{false, false, false, false, true, true, true, true, false, true};
+		// speed, environment, overhead line, track circuits, rails, trackbed, its shape, sleepers, ride and sound, frogs, sleeper placement
+		track_groups groups{false, false, false, false, true, true, true, true, false, true, true};
 		bool open{false};
 		bool picking{false}; // the next click on a track in the view copies its properties
 	};
 	track_style m_track_style;
+	struct track_presets_panel
+	{
+		int selected{0}; // id of the preset chosen in the inspector
+		int nameid{0}; // the preset whose name is in the field
+		char name[128]{};
+	};
+	track_presets_panel m_track_presets;
 	std::vector<std::vector<TTrack *>> m_track_similar;
 	TTrack const *m_track_list_hover{nullptr}; // in the list of the selected tracks
 	int m_track_list_hover_frame{-1};
--- a/application/editormodetrackprops.cpp
+++ b/application/editormodetrackprops.cpp
@@ -18,6 +18,7 @@ http://mozilla.org/MPL/2.0/.
 #include "application/editormodeshared.h"
 #include "editor/editorFormat.hpp"
 #include "editor/editorGeometry.hpp"
+#include "editor/editorTrackPresets.hpp"

 #include "rendering/renderer.h"
 #include "world/Track.h"
@@ -219,10 +220,13 @@ enum group : int
 	sleepers,
 	ride_sound,
 	frogs,
+	sleeper_placement, // spacing and shift of the sleepers and of the trackbed under them, apart from their models
 	group_count
 };

-char const *const kGroupLabels[group_count] = {"Speed", "Environment", "Overhead line", "Track circuits", "Rails", "Trackbed", "Shape of the trackbed", "Sleepers", "Ride and sound", "Frog and check rails"};
+char const *const kGroupLabels[group_count] = {"Speed", "Environment", "Overhead line", "Track circuits", "Rails", "Trackbed", "Shape of the trackbed", "Sleepers", "Ride and sound", "Frog and check rails", "Sleeper placement"};
+// the groups as the presets keep them in their file, by names which don't change with the order of the groups
+char const *const kGroupKeys[group_count] = {"speed", "environment", "overhead", "circuits", "rails", "trackbed", "bedshape", "sleepers", "ride", "frogs", "sleeperplacement"};

 struct track_property
 {
@@ -630,13 +634,13 @@ std::vector<track_property> make_properties()
 			};
 		}
 	}
-	add_float(list, "sleeperspacing", section::look_sleepers, group::sleepers, "Sleeper spacing (m)", "Distance between the sleepers along the track", &TTrack::m_sleeper_frequency, 3, 0.1f, true);
+	add_float(list, "sleeperspacing", section::look_sleepers, group::sleeper_placement, "Sleeper spacing (m)", "Distance between the sleepers along the track", &TTrack::m_sleeper_frequency, 3, 0.1f, true);
 	char const *const offsets[][3] = {{"sleeperside", "Sleeper shift sideways (m)", "Shift of each model sideways, to the right of the track"},
 	                                  {"sleeperalong", "Sleeper shift along (m)", "Shift of each model along the track"},
 	                                  {"sleeperup", "Sleeper shift up (m)", "Shift of each model up"}};
 	for (int axis = 0; axis < 3; ++axis)
 	{
-		auto &property{add(list, offsets[axis][0], field::number, section::look_sleepers, group::sleepers, offsets[axis][1], offsets[axis][2])};
+		auto &property{add(list, offsets[axis][0], field::number, section::look_sleepers, group::sleeper_placement, offsets[axis][1], offsets[axis][2])};
 		property.rebuild = true;
 		property.get = [axis](TTrack const &Track) { return decimal(Track.m_sleeper_offset[axis], 3); };
 		property.set = [axis](TTrack &Track, std::string const &Text) {
@@ -647,7 +651,7 @@ std::vector<track_property> make_properties()
 			return true;
 		};
 	}
-	add_float(list, "bedshift", section::look_sleepers, group::sleepers, "Trackbed shift (m)", "Vertical shift of the drawn trackbed under the sleepers, negative lowers it", &TTrack::m_sleeper_ballast_z, 3, lowest, true);
+	add_float(list, "bedshift", section::look_sleepers, group::sleeper_placement, "Trackbed shift (m)", "Vertical shift of the drawn trackbed under the sleepers, negative lowers it", &TTrack::m_sleeper_ballast_z, 3, lowest, true);

 	// ride and sound
 	add_float(list, "friction", section::ride, group::ride_sound, "Friction", "Friction coefficient of the rails, 0.15 for the dry rails; lower values make the wheels slip", &TTrack::fFriction, 3, 0.f, false);
@@ -748,6 +752,62 @@ void row_tooltip(track_property const &Property, value_counts const &Values, std
 	ImGui::EndTooltip();
 }

+// the values of the properties of the track, as they're copied and kept by the presets
+std::vector<std::pair<std::string, std::string>> values_of_track(TTrack const &Track)
+{
+	std::vector<std::pair<std::string, std::string>> values;
+	for (auto const &property : properties())
+		if (false == property.off && property.applies(Track))
+			values.emplace_back(property.key, property.get(Track));
+	return values;
+}
+
+// the groups some of the values are of
+std::array<bool, group_count> groups_in(std::vector<std::pair<std::string, std::string>> const &Values)
+{
+	std::array<bool, group_count> groups{};
+	for (auto const &[key, value] : Values)
+		for (auto const &property : properties())
+			if (key == property.key)
+				groups[property.group] = true;
+	return groups;
+}
+
+// the groups the preset overwrites, from the names it keeps them by
+std::array<bool, group_count> groups_of(editor_track_preset const &Preset)
+{
+	std::array<bool, group_count> groups{};
+	for (auto const &key : Preset.groups)
+		for (int group = 0; group < group_count; ++group)
+			if (key == kGroupKeys[group])
+				groups[group] = true;
+	return groups;
+}
+
+std::vector<std::string> group_keys(std::array<bool, group_count> const &Groups)
+{
+	std::vector<std::string> keys;
+	for (int group = 0; group < group_count; ++group)
+		if (Groups[group])
+			keys.emplace_back(kGroupKeys[group]);
+	return keys;
+}
+
+// what the preset puts on the tracks, for its tooltip
+std::string preset_summary(editor_track_preset const &Preset)
+{
+	auto const groups{groups_of(Preset)};
+	auto const available{groups_in(Preset.values)};
+	std::string overwrites;
+	for (int group = 0; group < group_count; ++group)
+		if (groups[group] && available[group])
+			overwrites += (overwrites.empty() ? "" : ", ") + std::string{STR_C(kGroupLabels[group])};
+	auto text{overwrites.empty() ? std::string{STR_C("Overwrites nothing: choose what it overwrites in the inspector")} : format(STR_C("Overwrites: %s"), overwrites.c_str())};
+	if (false == Preset.from.empty())
+		text += "\n" + format(STR_C("Taken from %s"), Preset.from.c_str());
+	return text;
+}
+
 } // namespace

 std::vector<TTrack *> editor_mode::selected_tracks()
@@ -1297,6 +1357,7 @@ void editor_mode::render_track_properties(std::vector<TTrack *> const &Tracks)
 		if (any_in(section::look_sleepers, false) && ImGui::TreeNode(STR_C("Sleeper models")))
 		{
 			rows(section::look_sleepers, false);
+			render_track_presets(Tracks);
 			ImGui::TreePop();
 		}
 	}
@@ -1307,50 +1368,230 @@ void editor_mode::render_track_properties(std::vector<TTrack *> const &Tracks)
 void editor_mode::copy_track_style(TTrack const &Track)
 {
 	auto &style{m_track_style};
-	style.values.clear();
 	style.from = name_of(Track);
-	for (auto const &property : properties())
-		if (false == property.off && property.applies(Track))
-			style.values.emplace_back(property.key, property.get(Track));
+	style.values = values_of_track(Track);
 	ui()->set_status(format(STR_C("Properties of %s copied: Ctrl+Shift+V pastes them on the selected tracks"), style.from.c_str()), false);
 }

 std::size_t editor_mode::paste_track_style(std::vector<TTrack *> const &Tracks)
 {
-	static_assert(group_count == std::tuple_size_v<decltype(track_style::groups)>, "a choice for each group of the pasted properties");
 	auto const &style{m_track_style};
 	if (style.values.empty() || Tracks.empty())
 		return 0;
+	auto const changed{apply_track_values(style.values, style.groups, Tracks, "Pasted properties")};
+	if (false == changed.has_value())
+	{
+		ui()->set_status(STR_C("Nothing chosen to paste"), true);
+		return 0;
+	}
+	if (Tracks.size() == 1)
+		ui()->set_status(*changed > 0 ? format(STR_C("Properties of %s pasted, Ctrl+Z takes them back"), style.from.c_str()) : std::string{STR_C("The track has these properties already")}, false);
+	return *changed;
+}
+
+std::optional<std::size_t> editor_mode::apply_track_values(std::vector<std::pair<std::string, std::string>> const &Values, track_groups const &Groups, std::vector<TTrack *> const &Tracks, char const *What)
+{
+	static_assert(group_count == std::tuple_size_v<track_groups>, "a choice for each group of the pasted properties");
 	auto const &list{properties()};
 	std::vector<std::pair<track_property const *, std::string>> pasted;
 	bool rebuild{false};
 	for (auto const late : {false, true})
-		for (auto const &[key, value] : style.values)
+		for (auto const &[key, value] : Values)
 		{
 			auto const index{track_property_index(key)};
 			if (index < 0)
 				continue;
 			auto const &property{list[index]};
-			if (property.off || property.late != late || false == style.groups[property.group])
+			if (property.off || property.late != late || false == Groups[property.group])
 				continue;
 			pasted.emplace_back(&property, value);
 			rebuild |= property.rebuild;
 		}
 	if (pasted.empty())
-	{
-		ui()->set_status(STR_C("Nothing chosen to paste"), true);
-		return 0;
-	}
-	auto const changed{tracks_apply(Tracks, [&](TTrack &Track) {
+		return std::nullopt;
+	return tracks_apply(Tracks, [&](TTrack &Track) {
 		bool any{false};
 		for (auto const &[property, value] : pasted)
 			if (property->applies(Track))
 				any |= property->set(Track, value);
 		return any;
-	}, rebuild, "Pasted properties")};
-	if (Tracks.size() == 1)
-		ui()->set_status(changed > 0 ? format(STR_C("Properties of %s pasted, Ctrl+Z takes them back"), style.from.c_str()) : std::string{STR_C("The track has these properties already")}, false);
-	return changed;
+	}, rebuild, What);
+}
+
+std::size_t editor_mode::apply_track_preset(int const Id, std::vector<TTrack *> const &Tracks)
+{
+	auto const *preset{EditorTrackPresets.find(Id)};
+	if (preset == nullptr || Tracks.empty())
+		return 0;
+	auto const name{preset->name};
+	auto const changed{apply_track_values(preset->values, groups_of(*preset), Tracks, "Applied a track preset")};
+	if (false == changed.has_value())
+	{
+		ui()->set_status(format(STR_C("The preset \"%s\" overwrites nothing: choose what it overwrites"), name.c_str()), true);
+		return 0;
+	}
+	if (*changed > 0)
+		ui()->set_status(format(STR_P("Preset \"%s\" applied on %d track, Ctrl+Z takes it back", "Preset \"%s\" applied on %d tracks, Ctrl+Z takes it back", static_cast<long long>(*changed)), name.c_str(), static_cast<int>(*changed)), false);
+	else
+		ui()->set_status(STR_C("The tracks have the properties of the preset already"), false);
+	return *changed;
+}
+
+void editor_mode::render_track_presets(std::vector<TTrack *> const &Tracks)
+{
+	if (Tracks.empty() || false == ImGui::TreeNode(STR_C("Presets")))
+		return;
+	auto &panel{m_track_presets};
+	auto const &presets{EditorTrackPresets.presets()};
+	if (EditorTrackPresets.find(panel.selected) == nullptr)
+		panel.selected = presets.empty() ? 0 : presets.front().id;
+	auto const single{Tracks.size() == 1};
+	auto const *selected{EditorTrackPresets.find(panel.selected)};
+
+	ImGui::SetNextItemWidth(-FLT_MIN);
+	if (ImGui::BeginCombo("##trackpreset", selected != nullptr ? selected->name.c_str() : STR_C("No presets yet")))
+	{
+		for (auto const &preset : presets)
+		{
+			if (ImGui::Selectable(preset.name.c_str(), preset.id == panel.selected))
+				panel.selected = preset.id;
+			if (ImGui::IsItemHovered())
+				ImGui::SetTooltip("%s", preset_summary(preset).c_str());
+		}
+		ImGui::EndCombo();
+	}
+	if (selected != nullptr && ImGui::IsItemHovered())
+		ImGui::SetTooltip("%s", preset_summary(*selected).c_str());
+
+	auto const width{button_width(2)};
+	ImGui::BeginDisabled(selected == nullptr);
+	if (ImGui::Button(format(STR_P("Apply on %d track", "Apply on %d tracks", static_cast<long long>(Tracks.size())), static_cast<int>(Tracks.size())).c_str(), ImVec2(width, 0.0f)))
+		apply_track_preset(panel.selected, Tracks);
+	ImGui::EndDisabled();
+	item_tooltip("Puts the values of the preset on the selected tracks, of what it overwrites; Ctrl+Z takes them back.\nTools in the menu applies the presets too");
+	ImGui::SameLine();
+	ImGui::BeginDisabled(false == single);
+	if (ImGui::Button(STR_C("New from the track"), ImVec2(width, 0.0f)))
+	{
+		// rails, trackbed, its shape, sleepers, frogs and sleeper placement at first, the look of the track
+		std::array<bool, group_count> groups{};
+		for (auto const group : {group::rails, group::trackbed, group::trackbed_shape, group::sleepers, group::frogs, group::sleeper_placement})
+			groups[group] = true;
+		panel.selected = EditorTrackPresets.create(STR_C("New preset"), name_of(*Tracks.front()), values_of_track(*Tracks.front()), group_keys(groups));
+		panel.nameid = 0;
+		ui()->set_status(format(STR_C("Properties of %s saved as a preset: give it a name and choose what it overwrites"), name_of(*Tracks.front()).c_str()), false);
+	}
+	ImGui::EndDisabled();
+	if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+		ImGui::SetTooltip("%s", STR_C(single ? "Saves the properties of this track as a new preset" : "Select one track to save its properties as a preset"));
+
+	// pointers to the presets don't outlive a change of their list
+	selected = EditorTrackPresets.find(panel.selected);
+	if (selected == nullptr)
+	{
+		ImGui::PushTextWrapPos(0.0f);
+		ImGui::TextDisabled("%s", STR_C("A preset keeps the properties of a track: its rails, trackbed, sleepers... to put them on other tracks,\nwith the choice of what it overwrites"));
+		ImGui::PopTextWrapPos();
+		ImGui::TreePop();
+		return;
+	}
+	auto const id{selected->id};
+
+	// the name
+	if (panel.nameid != id)
+	{
+		std::snprintf(panel.name, sizeof(panel.name), "%s", selected->name.c_str());
+		panel.nameid = id;
+	}
+	ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - ImGui::CalcTextSize(STR_C("Rename")).x - ImGui::GetStyle().FramePadding.x * 2 - ImGui::GetStyle().ItemSpacing.x);
+	auto const entered{ImGui::InputText("##presetname", panel.name, IM_ARRAYSIZE(panel.name), ImGuiInputTextFlags_EnterReturnsTrue)};
+	ImGui::PopItemWidth();
+	ImGui::SameLine();
+	if (ImGui::Button(STR_C("Rename")) || entered)
+	{
+		EditorTrackPresets.rename(id, panel.name);
+		panel.nameid = 0; // reload, the name could have been adjusted to stay unique
+		selected = EditorTrackPresets.find(id);
+	}
+
+	// what it overwrites, of the groups it has values of
+	ImGui::TextDisabled("%s", STR_C("Overwrites:"));
+	// its own id scope: the group checkboxes share their labels with the sections of the properties
+	ImGui::PushID("presetgroups");
+	auto const available{groups_in(selected->values)};
+	auto groups{groups_of(*selected)};
+	auto changed{false};
+	int column{0};
+	auto const half{ImGui::GetCursorPosX() + ImGui::GetContentRegionAvail().x * 0.5f};
+	for (int group = 0; group < group_count; ++group)
+	{
+		if (false == available[group])
+			continue;
+		if (column % 2 == 1)
+			ImGui::SameLine(half);
+		changed |= ImGui::Checkbox(STR_C(kGroupLabels[group]), &groups[group]);
+		++column;
+	}
+	ImGui::PopID();
+	if (changed)
+	{
+		// the groups it has no values of are kept as they were, for a track they're taken again from
+		auto kept{groups_of(*selected)};
+		for (int group = 0; group < group_count; ++group)
+			if (available[group])
+				kept[group] = groups[group];
+		EditorTrackPresets.set_groups(id, group_keys(kept));
+		selected = EditorTrackPresets.find(id);
+	}
+
+	ImGui::BeginDisabled(false == single);
+	if (ImGui::Button(STR_C("Update from the track"), ImVec2(width, 0.0f)))
+	{
+		EditorTrackPresets.update(id, name_of(*Tracks.front()), values_of_track(*Tracks.front()));
+		ui()->set_status(format(STR_C("Preset \"%s\" takes the properties of %s now"), selected->name.c_str(), name_of(*Tracks.front()).c_str()), false);
+	}
+	ImGui::EndDisabled();
+	if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+		ImGui::SetTooltip("%s", STR_C(single ? "The preset takes the properties of this track in place of the ones it had; what it overwrites stays" : "Select one track to take its properties into the preset"));
+	ImGui::SameLine();
+	if (ImGui::Button(STR_C("Delete"), ImVec2(width, 0.0f)))
+		ImGui::OpenPopup("##deletepreset");
+	if (ImGui::BeginPopup("##deletepreset"))
+	{
+		ImGui::Text(STR_C("Delete preset \"%s\"?"), selected->name.c_str());
+		if (ImGui::Button(STR_C("Delete##confirm")))
+		{
+			EditorTrackPresets.remove(id);
+			panel.selected = 0;
+			ImGui::CloseCurrentPopup();
+		}
+		ImGui::SameLine();
+		if (ImGui::Button(STR_C("Cancel")))
+			ImGui::CloseCurrentPopup();
+		ImGui::EndPopup();
+	}
+	ImGui::TreePop();
+}
+
+void editor_mode::render_track_presets_menu()
+{
+	if (false == ImGui::BeginMenu(STR_C("Track presets")))
+		return;
+	auto const &presets{EditorTrackPresets.presets()};
+	if (presets.empty())
+		ImGui::TextDisabled("%s", STR_C("No presets: save one in the inspector of a track, Look, Sleeper models, Presets"));
+	auto const tracks{selected_tracks()};
+	int chosen{0};
+	for (auto const &preset : presets)
+	{
+		if (ImGui::MenuItem(preset.name.c_str(), nullptr, false, false == tracks.empty()))
+			chosen = preset.id;
+		if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled))
+			ImGui::SetTooltip("%s", tracks.empty() ? STR_C("Select the tracks to apply the preset on first") : (format(STR_P("Applies the preset on %d selected track", "Applies the preset on %d selected tracks", static_cast<long long>(tracks.size())), static_cast<int>(tracks.size())) + "\n" + preset_summary(preset)).c_str());
+	}
+	ImGui::EndMenu();
+	if (chosen != 0)
+		apply_track_preset(chosen, tracks);
 }

 void editor_mode::render_track_style(std::vector<TTrack *> const &Tracks)
@@ -1623,7 +1864,7 @@ editor_mode::selftest_result editor_mode::selftest_props(std::string const &Comm
 		}
 		else if (action == "groups")
 		{
-			// the groups pasted, as their numbers: 0 speed ... 9 frogs
+			// the groups pasted, as their numbers: 0 speed ... 9 frogs, 10 sleeper placement
 			m_track_style.groups.fill(false);
 			for (int group; Words >> group;)
 				if (group >= 0 && group < group_count)
--- a/application/editoruilayer.cpp
+++ b/application/editoruilayer.cpp
@@ -990,6 +990,15 @@ void editor_ui::render_menu_contents()
 		m_menuoptions();
 }

+// the tools of the editor mode, in the tools menu after the common ones (logging, screenshot)
+void editor_ui::render_tools_menu()
+{
+	if (!m_toolsmenu)
+		return;
+	ImGui::Separator();
+	m_toolsmenu();
+}
+
 // the windows of the editor and their layout, in the windows menu after the common ones (log, hierarchy, history, settings)
 void editor_ui::render_windows_menu()
 {
--- a/application/editoruilayer.h
+++ b/application/editoruilayer.h
@@ -80,6 +80,11 @@ class editor_ui : public ui_layer
 	{
 		m_editmenu = std::move(Renderer);
 	}
+	// draws the items of the editor mode in the tools menu, after the common ones
+	void set_tools_menu(std::function<void()> Renderer)
+	{
+		m_toolsmenu = std::move(Renderer);
+	}
 	// draws the fields of work of the editor mode in a row above the toolbar
 	void set_workspace_bar(std::function<void()> Renderer)
 	{
@@ -177,6 +182,7 @@ class editor_ui : public ui_layer
 	void scene_row(std::size_t const Entry);
 	void render_menu_contents() override;
 	void render_windows_menu() override;
+	void render_tools_menu() override;
 	int palette() const override;
 	void render_dockspace() override;
 	void render_() override;
@@ -210,6 +216,7 @@ class editor_ui : public ui_layer
 	std::function<void()> m_toolbaroptions;
 	std::function<void()> m_workspacebar;
 	std::function<void()> m_editmenu;
+	std::function<void()> m_toolsmenu;
 	bool m_layoutreset{false}; // the default layout is to be built again on the next frame
 	std::string m_refusal;
 	double m_refusaltime{-100.0};
--- a/application/uilayer.cpp
+++ b/application/uilayer.cpp
@@ -696,6 +696,7 @@ void ui_layer::render_menu_contents()

 		if (ImGui::MenuItem(STR_C("Screenshot"), "PrtScr"))
 			Application.queue_screenshot();
+		render_tools_menu();
 		ImGui::EndMenu();
 	}
 	if (ImGui::BeginMenu(STR_C("Windows")))
--- a/application/uilayer.h
+++ b/application/uilayer.h
@@ -143,6 +143,8 @@ protected:
   virtual void render_menu_contents();
 	// items of the windows menu which belong to the ui of a mode, after the common ones
 	virtual void render_windows_menu() {}
+	// items of the tools menu which belong to the ui of a mode, after the common ones
+	virtual void render_tools_menu() {}
 	// colours this ui is drawn in, see imgui_colors()
 	virtual int palette() const
 	{
--- a/editor/editorTrackPresets.cpp
+++ b/editor/editorTrackPresets.cpp
@@ -0,0 +1,233 @@
+/*
+This Source Code Form is subject to the
+terms of the Mozilla Public License, v.
+2.0. If a copy of the MPL was not
+distributed with this file, You can
+obtain one at
+http://mozilla.org/MPL/2.0/.
+*/
+
+#include "stdafx.h"
+#include "editor/editorTrackPresets.hpp"
+#include "utilities/Logs.h"
+#include "utilities/utilities.h"
+
+#include <algorithm>
+#include <filesystem>
+#include <fstream>
+#include <sstream>
+
+editorTrackPresets EditorTrackPresets;
+
+// file layout:
+//   preset <name>
+//   from <track name>
+//   groups <group key> <group key>...
+//   value <property key> <value, the rest of the line>
+//   ...
+//   endpreset
+namespace
+{
+namespace fs = std::filesystem;
+
+fs::path presets_path()
+{
+	fs::path p = user_config_path("eu07_editor_track_presets.txt");
+	return p.empty() ? fs::path("eu07_editor_track_presets.txt") : p;
+}
+
+std::string trimmed(std::string Text)
+{
+	auto const first = Text.find_first_not_of(" \t");
+	if (first == std::string::npos)
+		return {};
+	auto const last = Text.find_last_not_of(" \t");
+	return Text.substr(first, last - first + 1);
+}
+
+// one value per line in the file
+std::string single_line(std::string Text)
+{
+	std::replace_if(Text.begin(), Text.end(), [](char const Character) { return Character == '\r' || Character == '\n' || Character == '\t'; }, ' ');
+	return trimmed(Text);
+}
+
+// the line past its first word, when it starts with the word
+bool keyword(std::string const &Line, char const *Word, std::string &Rest)
+{
+	auto const length{std::char_traits<char>::length(Word)};
+	if (Line.compare(0, length, Word) != 0 || (Line.size() > length && Line[length] != ' '))
+		return false;
+	Rest = Line.size() > length ? trimmed(Line.substr(length + 1)) : std::string{};
+	return true;
+}
+} // namespace
+
+bool editorTrackPresets::load()
+{
+	m_presets.clear();
+
+	const fs::path path = presets_path();
+	std::error_code ec;
+	if (!fs::exists(path, ec))
+		return false;
+
+	std::ifstream stream(path, std::ios_base::in | std::ios_base::binary);
+	if (!stream.is_open())
+		return false;
+
+	editor_track_preset *current{nullptr};
+	std::string line;
+	std::string rest;
+	while (std::getline(stream, line))
+	{
+		line = single_line(line);
+		if (line.empty() || line.rfind("//", 0) == 0)
+			continue;
+
+		// a preset header also closes a preset with missing "endpreset"
+		if (keyword(line, "preset", rest))
+		{
+			editor_track_preset preset;
+			preset.id = m_nextid++;
+			preset.name = unique_name(rest);
+			m_presets.push_back(std::move(preset));
+			current = &m_presets.back();
+			continue;
+		}
+		if (line == "endpreset")
+		{
+			current = nullptr;
+			continue;
+		}
+		if (current == nullptr)
+			continue;
+		if (keyword(line, "from", rest))
+			current->from = rest;
+		else if (keyword(line, "groups", rest))
+		{
+			std::istringstream words{rest};
+			current->groups.clear();
+			for (std::string group; words >> group;)
+				current->groups.push_back(group);
+		}
+		else if (keyword(line, "value", rest) && false == rest.empty())
+		{
+			auto const split{rest.find(' ')};
+			if (split == std::string::npos)
+				current->values.emplace_back(rest, std::string{});
+			else
+				current->values.emplace_back(rest.substr(0, split), trimmed(rest.substr(split + 1)));
+		}
+	}
+	return true;
+}
+
+bool editorTrackPresets::save() const
+{
+	const fs::path path = presets_path();
+	std::error_code ec;
+	fs::create_directories(path.parent_path(), ec);
+
+	std::ofstream stream(path, std::ios_base::out | std::ios_base::trunc | std::ios_base::binary);
+	if (!stream.is_open())
+	{
+		ErrorLog("failed to save editor track presets");
+		return false;
+	}
+
+	stream << "// MaSzyna editor: user-defined presets of the track properties\n";
+	for (auto const &preset : m_presets)
+	{
+		stream << "\npreset " << preset.name << "\n";
+		if (false == preset.from.empty())
+			stream << "from " << preset.from << "\n";
+		stream << "groups";
+		for (auto const &group : preset.groups)
+			stream << ' ' << group;
+		stream << "\n";
+		for (auto const &[key, value] : preset.values)
+			stream << "value " << key << ' ' << single_line(value) << "\n";
+		stream << "endpreset\n";
+	}
+	return true;
+}
+
+editor_track_preset const *editorTrackPresets::find(int const Id) const
+{
+	auto const lookup = std::find_if(m_presets.begin(), m_presets.end(), [Id](auto const &Preset) { return Preset.id == Id; });
+	return lookup != m_presets.end() ? &(*lookup) : nullptr;
+}
+
+editor_track_preset *editorTrackPresets::find_(int const Id)
+{
+	auto const lookup = std::find_if(m_presets.begin(), m_presets.end(), [Id](auto const &Preset) { return Preset.id == Id; });
+	return lookup != m_presets.end() ? &(*lookup) : nullptr;
+}
+
+int editorTrackPresets::create(std::string const &Name, std::string const &From, std::vector<std::pair<std::string, std::string>> const &Values, std::vector<std::string> const &Groups)
+{
+	editor_track_preset preset;
+	preset.id = m_nextid++;
+	preset.name = unique_name(Name);
+	preset.from = single_line(From);
+	preset.values = Values;
+	preset.groups = Groups;
+	m_presets.push_back(std::move(preset));
+	save();
+	return m_presets.back().id;
+}
+
+void editorTrackPresets::remove(int const Id)
+{
+	auto const lookup = std::find_if(m_presets.begin(), m_presets.end(), [Id](auto const &Preset) { return Preset.id == Id; });
+	if (lookup == m_presets.end())
+		return;
+	m_presets.erase(lookup);
+	save();
+}
+
+void editorTrackPresets::rename(int const Id, std::string const &Name)
+{
+	auto *preset = find_(Id);
+	if (preset == nullptr)
+		return;
+	auto const name = unique_name(Name, Id);
+	if (name == preset->name)
+		return;
+	preset->name = name;
+	save();
+}
+
+void editorTrackPresets::update(int const Id, std::string const &From, std::vector<std::pair<std::string, std::string>> const &Values)
+{
+	auto *preset = find_(Id);
+	if (preset == nullptr)
+		return;
+	preset->from = single_line(From);
+	preset->values = Values;
+	save();
+}
+
+void editorTrackPresets::set_groups(int const Id, std::vector<std::string> const &Groups)
+{
+	auto *preset = find_(Id);
+	if (preset == nullptr || preset->groups == Groups)
+		return;
+	preset->groups = Groups;
+	save();
+}
+
+std::string editorTrackPresets::unique_name(std::string const &Base, int const IgnoreId) const
+{
+	auto base = single_line(Base);
+	if (base.empty())
+		base = "New preset";
+	auto const taken = [&](std::string const &Name) {
+		return std::any_of(m_presets.begin(), m_presets.end(), [&](auto const &Preset) { return Preset.id != IgnoreId && Preset.name == Name; });
+	};
+	auto name = base;
+	for (int suffix = 2; taken(name); ++suffix)
+		name = base + " " + std::to_string(suffix);
+	return name;
+}
--- a/editor/editorTrackPresets.hpp
+++ b/editor/editorTrackPresets.hpp
@@ -0,0 +1,58 @@
+/*
+This Source Code Form is subject to the
+terms of the Mozilla Public License, v.
+2.0. If a copy of the MPL was not
+distributed with this file, You can
+obtain one at
+http://mozilla.org/MPL/2.0/.
+*/
+
+#pragma once
+
+#include <string>
+#include <utility>
+#include <vector>
+
+// user-defined presets of the properties of tracks (rails, trackbed, sleepers...), taken from a track and put on others
+// with the choice of what they overwrite. stored next to the user's ini files, like the model sets
+struct editor_track_preset
+{
+	int id{0}; // runtime identifier, stable while the editor runs (renames don't break references)
+	std::string name;
+	std::string from; // name of the track the values were taken from
+	// the values of the properties as the track inspector reads and writes them, by their keys
+	std::vector<std::pair<std::string, std::string>> values;
+	// the groups of the properties the preset overwrites, by their keys; the other values of it are kept but left out
+	std::vector<std::string> groups;
+};
+
+class editorTrackPresets
+{
+  public:
+	bool load();
+	bool save() const;
+
+	std::vector<editor_track_preset> const &presets() const
+	{
+		return m_presets;
+	}
+	editor_track_preset const *find(int Id) const;
+	// all modifying methods save the presets right away
+	// returns: id of the new preset
+	int create(std::string const &Name, std::string const &From, std::vector<std::pair<std::string, std::string>> const &Values, std::vector<std::string> const &Groups);
+	void remove(int Id);
+	void rename(int Id, std::string const &Name);
+	// the values taken again, from another track or the same one changed
+	void update(int Id, std::string const &From, std::vector<std::pair<std::string, std::string>> const &Values);
+	void set_groups(int Id, std::vector<std::string> const &Groups);
+	// name not used by any other preset, built from specified base
+	std::string unique_name(std::string const &Base, int IgnoreId = 0) const;
+
+  private:
+	editor_track_preset *find_(int Id);
+
+	std::vector<editor_track_preset> m_presets;
+	int m_nextid{1};
+};
+
+extern editorTrackPresets EditorTrackPresets;
--- a/lang/editor_pl.po
+++ b/lang/editor_pl.po
@@ -11532,3 +11532,98 @@ msgstr "Każdy kliknięty punkt na wysokości terenu, między punktami równe po

 msgid "The track goes on at the height it's laid from, whatever the ground; the first point on the ground"
 msgstr "Tor idzie dalej na wysokości, z której go kładziesz, bez względu na teren; pierwszy punkt na terenie"
+
+msgid "new, not saved"
+msgstr "nowy, niezapisany"
+
+# scenery editor: presets of the track properties
+
+msgid "Sleeper placement"
+msgstr "Rozmieszczenie podkładów"
+
+msgid "Overwrites nothing: choose what it overwrites in the inspector"
+msgstr "Niczego nie nadpisuje: wybierz w inspektorze, co ma nadpisywać"
+
+msgid "Overwrites: %s"
+msgstr "Nadpisuje: %s"
+
+msgid "Taken from %s"
+msgstr "Wzięty z %s"
+
+msgid "The preset \"%s\" overwrites nothing: choose what it overwrites"
+msgstr "Zestaw \"%s\" niczego nie nadpisuje: wybierz, co ma nadpisywać"
+
+msgid "Preset \"%s\" applied on %d track, Ctrl+Z takes it back"
+msgid_plural "Preset \"%s\" applied on %d tracks, Ctrl+Z takes it back"
+msgstr[0] "Zestaw \"%s\" zastosowany na %d torze, Ctrl+Z go cofa"
+msgstr[1] "Zestaw \"%s\" zastosowany na %d torach, Ctrl+Z go cofa"
+msgstr[2] "Zestaw \"%s\" zastosowany na %d torach, Ctrl+Z go cofa"
+
+msgid "The tracks have the properties of the preset already"
+msgstr "Tory mają już właściwości tego zestawu"
+
+msgid "Presets"
+msgstr "Zestawy"
+
+msgid "No presets yet"
+msgstr "Brak zestawów"
+
+msgid "Apply on %d track"
+msgid_plural "Apply on %d tracks"
+msgstr[0] "Zastosuj na %d torze"
+msgstr[1] "Zastosuj na %d torach"
+msgstr[2] "Zastosuj na %d torach"
+
+msgid "Puts the values of the preset on the selected tracks, of what it overwrites; Ctrl+Z takes them back.\nTools in the menu applies the presets too"
+msgstr "Nadaje zaznaczonym torom wartości zestawu, z tego, co nadpisuje; Ctrl+Z je cofa.\nZestawy można też zastosować z menu Narzędzia"
+
+msgid "New from the track"
+msgstr "Nowy z toru"
+
+msgid "New preset"
+msgstr "Nowy zestaw"
+
+msgid "Properties of %s saved as a preset: give it a name and choose what it overwrites"
+msgstr "Właściwości %s zapisane jako zestaw: nadaj mu nazwę i wybierz, co ma nadpisywać"
+
+msgid "Saves the properties of this track as a new preset"
+msgstr "Zapisuje właściwości tego toru jako nowy zestaw"
+
+msgid "Select one track to save its properties as a preset"
+msgstr "Zaznacz jeden tor, żeby zapisać jego właściwości jako zestaw"
+
+msgid "A preset keeps the properties of a track: its rails, trackbed, sleepers... to put them on other tracks,\nwith the choice of what it overwrites"
+msgstr "Zestaw przechowuje właściwości toru: szyny, podsypkę, podkłady... żeby nadać je innym torom,\nz wyborem tego, co nadpisuje"
+
+msgid "Overwrites:"
+msgstr "Nadpisuje:"
+
+msgid "Update from the track"
+msgstr "Aktualizuj z toru"
+
+msgid "Preset \"%s\" takes the properties of %s now"
+msgstr "Zestaw \"%s\" ma teraz właściwości %s"
+
+msgid "The preset takes the properties of this track in place of the ones it had; what it overwrites stays"
+msgstr "Zestaw przejmuje właściwości tego toru w miejsce dotychczasowych; wybór tego, co nadpisuje, zostaje"
+
+msgid "Select one track to take its properties into the preset"
+msgstr "Zaznacz jeden tor, żeby przenieść jego właściwości do zestawu"
+
+msgid "Delete preset \"%s\"?"
+msgstr "Usunąć zestaw \"%s\"?"
+
+msgid "Track presets"
+msgstr "Zestawy torów"
+
+msgid "No presets: save one in the inspector of a track, Look, Sleeper models, Presets"
+msgstr "Brak zestawów: zapisz zestaw w inspektorze toru, Wygląd, Modele podkładów, Zestawy"
+
+msgid "Select the tracks to apply the preset on first"
+msgstr "Najpierw zaznacz tory, na których zastosować zestaw"
+
+msgid "Applies the preset on %d selected track"
+msgid_plural "Applies the preset on %d selected tracks"
+msgstr[0] "Stosuje zestaw na %d zaznaczonym torze"
+msgstr[1] "Stosuje zestaw na %d zaznaczonych torach"
+msgstr[2] "Stosuje zestaw na %d zaznaczonych torach"