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Add cursor coordinates to the GridMap editor

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Co-authored-by: Bad Sector <badsector@runtimeterror.com>
This commit is contained in:
Michael Alexsander 2026-03-02 15:33:38 -03:00
parent fbb918b699
commit 6c98eda54c
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GPG key ID: A9C91EE110F4EABA
2 changed files with 66 additions and 2 deletions
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63
modules/gridmap/editor/grid_map_editor_plugin.cpp
View file

@ -49,10 +49,8 @@
#include "scene/gui/dialogs.h"
#include "scene/gui/item_list.h"
#include "scene/gui/label.h"
#include "scene/gui/margin_container.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/separator.h"
#include "scene/gui/slider.h"
#include "scene/gui/spin_box.h"
#include "scene/main/window.h"
#include "servers/rendering/rendering_server.h"
@ -297,6 +295,10 @@ void GridMapEditor::_validate_selection() {
}
void GridMapEditor::_set_selection(bool p_active, const Vector3 &p_begin, const Vector3 &p_end) {
bool was_active = selection.active;
Vector3 begin_old = selection.begin;
Vector3 end_old = selection.end;
selection.active = p_active;
selection.begin = p_begin;
selection.end = p_end;
@ -305,6 +307,10 @@ void GridMapEditor::_set_selection(bool p_active, const Vector3 &p_begin, const
if (is_visible_in_tree()) {
_update_selection_transform();
if (was_active != selection.active || begin_old != selection.begin || end_old != selection.end) {
emit_signal(SNAME("overlay_update_requested"));
}
}
}
@ -343,6 +349,25 @@ Array GridMapEditor::_get_selected_cells() const {
return ret;
}
String GridMapEditor::_get_cursor_coordinates() const {
String text;
if (cursor_visible || !set_items.is_empty() || !clipboard_items.is_empty()) {
if (selection.active) {
if (selection.begin == selection.end) {
text = vformat(String::utf8(u8"(%d, %d, %d) \u2317 (%d, %d, %d)"),
(int)cursor_gridpos.x, (int)cursor_gridpos.y, (int)cursor_gridpos.z, (int)selection.begin.x, (int)selection.begin.y, (int)selection.begin.z);
} else {
text = vformat(String::utf8(u8"(%d, %d, %d) \u2317 (%d, %d, %d) \u2192 (%d, %d, %d)"),
(int)cursor_gridpos.x, (int)cursor_gridpos.y, (int)cursor_gridpos.z, (int)selection.begin.x, (int)selection.begin.y, (int)selection.begin.z, (int)selection.end.x, (int)selection.end.y, (int)selection.end.z);
}
} else {
text = vformat("(%d, %d, %d)",
(int)cursor_gridpos.x, (int)cursor_gridpos.y, (int)cursor_gridpos.z);
}
}
return text;
}
bool GridMapEditor::do_input_action(Camera3D *p_camera, const Point2 &p_point, bool p_click) {
if (!spatial_editor) {
return false;
@ -386,6 +411,7 @@ bool GridMapEditor::do_input_action(Camera3D *p_camera, const Point2 &p_point, b
}
}
Vector3 old_cursor_gridpos = cursor_gridpos;
Vector3 cell_size = node->get_cell_size();
for (int i = 0; i < 3; i++) {
@ -400,6 +426,10 @@ bool GridMapEditor::do_input_action(Camera3D *p_camera, const Point2 &p_point, b
}
}
if (old_cursor_gridpos != cursor_gridpos) {
emit_signal(SNAME("overlay_update_requested"));
}
RS::get_singleton()->instance_set_transform(grid_instance[edit_axis], node->get_global_transform() * edit_grid_xform);
if (cursor_instance.is_valid()) {
@ -1282,6 +1312,7 @@ void GridMapEditor::_notification(int p_what) {
RenderingServer::get_singleton()->free_rid(selection_instance);
RenderingServer::get_singleton()->free_rid(paste_instance);
cursor_instance = RID();
cursor_visible = false;
selection_instance = RID();
paste_instance = RID();
} break;
@ -1368,10 +1399,20 @@ void GridMapEditor::_update_cursor_instance() {
cursor_instance = RenderingServer::get_singleton()->instance_create2(cursor_mesh, scenario);
}
bool was_visible = cursor_visible;
if (cursor_instance.is_valid()) {
// Make the cursor translucent so that it can be distinguished from already-placed tiles.
RenderingServer::get_singleton()->instance_geometry_set_transparency(cursor_instance, 0.5);
cursor_visible = true;
} else {
cursor_visible = false;
}
if (was_visible != cursor_visible) {
emit_signal(SNAME("overlay_update_requested"));
}
_update_cursor_transform();
}
@ -1404,6 +1445,8 @@ void GridMapEditor::_floor_mouse_exited() {
void GridMapEditor::_bind_methods() {
ClassDB::bind_method("_configure", &GridMapEditor::_configure);
ClassDB::bind_method("_set_selection", &GridMapEditor::_set_selection);
ADD_SIGNAL(MethodInfo("overlay_update_requested"));
}
GridMapEditor::GridMapEditor() {
@ -1877,6 +1920,7 @@ void GridMapEditorPlugin::_notification(int p_what) {
grid_map_editor = memnew(GridMapEditor);
EditorDockManager::get_singleton()->add_dock(grid_map_editor);
grid_map_editor->close();
grid_map_editor->connect(SNAME("overlay_update_requested"), callable_mp((EditorPlugin *)this, &EditorPlugin::update_overlays));
} break;
case NOTIFICATION_EXIT_TREE: {
EditorDockManager::get_singleton()->remove_dock(grid_map_editor);
@ -1897,6 +1941,21 @@ void GridMapEditorPlugin::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_selected_palette_item"), &GridMapEditorPlugin::get_selected_palette_item);
}
void GridMapEditorPlugin::forward_3d_draw_over_viewport(Control *p_overlay) {
Point2 msgpos = Point2(20 * EDSCALE, p_overlay->get_size().y - 20 * EDSCALE);
String text = grid_map_editor->_get_cursor_coordinates();
if (text.is_empty()) {
return;
}
Ref<Font> font = p_overlay->get_theme_font(SceneStringName(font), SNAME("Label"));
int font_size = p_overlay->get_theme_font_size(SceneStringName(font_size), SNAME("Label"));
p_overlay->draw_string(font, msgpos + Point2(1, 1), text, HORIZONTAL_ALIGNMENT_LEFT, -1, font_size, Color(0, 0, 0, 0.8));
p_overlay->draw_string(font, msgpos + Point2(-1, -1), text, HORIZONTAL_ALIGNMENT_LEFT, -1, font_size, Color(0, 0, 0, 0.8));
p_overlay->draw_string(font, msgpos, text, HORIZONTAL_ALIGNMENT_LEFT, -1, font_size, Color(1, 1, 1, 1));
}
void GridMapEditorPlugin::edit(Object *p_object) {
ERR_FAIL_NULL(grid_map_editor);
grid_map_editor->edit(Object::cast_to<GridMap>(p_object));

5
modules/gridmap/editor/grid_map_editor_plugin.h
View file

@ -249,6 +249,8 @@ class GridMapEditor : public EditorDock {
bool _has_selection() const;
Array _get_selected_cells() const;
String _get_cursor_coordinates() const;
void _floor_changed(float p_value);
void _floor_mouse_exited();
@ -278,11 +280,14 @@ class GridMapEditorPlugin : public EditorPlugin {
GridMapEditor *grid_map_editor = nullptr;
void _overlay_update_requested();
protected:
void _notification(int p_what);
static void _bind_methods();
public:
virtual void forward_3d_draw_over_viewport(Control *p_overlay) override;
virtual EditorPlugin::AfterGUIInput forward_3d_gui_input(Camera3D *p_camera, const Ref<InputEvent> &p_event) override { return grid_map_editor->forward_spatial_input_event(p_camera, p_event); }
virtual String get_plugin_name() const override { return "GridMap"; }
bool has_main_screen() const override { return false; }