1/**************************************************************************/
2/* path_2d_editor_plugin.cpp */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#include "path_2d_editor_plugin.h"
32
33#include "canvas_item_editor_plugin.h"
34#include "core/io/file_access.h"
35#include "core/os/keyboard.h"
36#include "editor/editor_node.h"
37#include "editor/editor_scale.h"
38#include "editor/editor_settings.h"
39#include "editor/editor_undo_redo_manager.h"
40#include "scene/gui/menu_button.h"
41
42void Path2DEditor::_notification(int p_what) {
43 switch (p_what) {
44 case NOTIFICATION_ENTER_TREE:
45 case NOTIFICATION_THEME_CHANGED: {
46 curve_edit->set_icon(get_editor_theme_icon(SNAME("CurveEdit")));
47 curve_edit_curve->set_icon(get_editor_theme_icon(SNAME("CurveCurve")));
48 curve_create->set_icon(get_editor_theme_icon(SNAME("CurveCreate")));
49 curve_del->set_icon(get_editor_theme_icon(SNAME("CurveDelete")));
50 curve_close->set_icon(get_editor_theme_icon(SNAME("CurveClose")));
51 } break;
52 }
53}
54
55void Path2DEditor::_node_removed(Node *p_node) {
56 if (p_node == node) {
57 node = nullptr;
58 hide();
59 }
60}
61
62bool Path2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
63 if (!node) {
64 return false;
65 }
66
67 if (!node->is_visible_in_tree()) {
68 return false;
69 }
70
71 if (!node->get_curve().is_valid()) {
72 return false;
73 }
74
75 real_t grab_threshold = EDITOR_GET("editors/polygon_editor/point_grab_radius");
76
77 Ref<InputEventMouseButton> mb = p_event;
78 if (mb.is_valid()) {
79 Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
80
81 Vector2 gpoint = mb->get_position();
82 Vector2 cpoint = node->to_local(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mb->get_position())));
83
84 if (mb->is_pressed() && action == ACTION_NONE) {
85 Ref<Curve2D> curve = node->get_curve();
86
87 for (int i = 0; i < curve->get_point_count(); i++) {
88 real_t dist_to_p = gpoint.distance_to(xform.xform(curve->get_point_position(i)));
89 real_t dist_to_p_out = gpoint.distance_to(xform.xform(curve->get_point_position(i) + curve->get_point_out(i)));
90 real_t dist_to_p_in = gpoint.distance_to(xform.xform(curve->get_point_position(i) + curve->get_point_in(i)));
91
92 // Check for point movement start (for point + in/out controls).
93 if (mb->get_button_index() == MouseButton::LEFT) {
94 if (mode == MODE_EDIT && !mb->is_shift_pressed() && dist_to_p < grab_threshold) {
95 // Points can only be moved in edit mode.
96
97 action = ACTION_MOVING_POINT;
98 action_point = i;
99 moving_from = curve->get_point_position(i);
100 moving_screen_from = gpoint;
101 return true;
102 } else if (mode == MODE_EDIT || mode == MODE_EDIT_CURVE) {
103 // In/out controls can be moved in multiple modes.
104 if (dist_to_p_out < grab_threshold && i < (curve->get_point_count() - 1)) {
105 action = ACTION_MOVING_OUT;
106 action_point = i;
107 moving_from = curve->get_point_out(i);
108 moving_screen_from = gpoint;
109 orig_in_length = curve->get_point_in(action_point).length();
110 return true;
111 } else if (dist_to_p_in < grab_threshold && i > 0) {
112 action = ACTION_MOVING_IN;
113 action_point = i;
114 moving_from = curve->get_point_in(i);
115 moving_screen_from = gpoint;
116 orig_out_length = curve->get_point_out(action_point).length();
117 return true;
118 }
119 }
120 }
121
122 // Check for point deletion.
123 EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
124 if ((mb->get_button_index() == MouseButton::RIGHT && mode == MODE_EDIT) || (mb->get_button_index() == MouseButton::LEFT && mode == MODE_DELETE)) {
125 if (dist_to_p < grab_threshold) {
126 undo_redo->create_action(TTR("Remove Point from Curve"));
127 undo_redo->add_do_method(curve.ptr(), "remove_point", i);
128 undo_redo->add_undo_method(curve.ptr(), "add_point", curve->get_point_position(i), curve->get_point_in(i), curve->get_point_out(i), i);
129 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
130 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
131 undo_redo->commit_action();
132 return true;
133 } else if (dist_to_p_out < grab_threshold) {
134 undo_redo->create_action(TTR("Remove Out-Control from Curve"));
135 undo_redo->add_do_method(curve.ptr(), "set_point_out", i, Vector2());
136 undo_redo->add_undo_method(curve.ptr(), "set_point_out", i, curve->get_point_out(i));
137 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
138 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
139 undo_redo->commit_action();
140 return true;
141 } else if (dist_to_p_in < grab_threshold) {
142 undo_redo->create_action(TTR("Remove In-Control from Curve"));
143 undo_redo->add_do_method(curve.ptr(), "set_point_in", i, Vector2());
144 undo_redo->add_undo_method(curve.ptr(), "set_point_in", i, curve->get_point_in(i));
145 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
146 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
147 undo_redo->commit_action();
148 return true;
149 }
150 }
151 }
152 }
153
154 // Check for point creation.
155 if (mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT && ((mb->is_command_or_control_pressed() && mode == MODE_EDIT) || mode == MODE_CREATE)) {
156 Ref<Curve2D> curve = node->get_curve();
157
158 EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
159 undo_redo->create_action(TTR("Add Point to Curve"));
160 undo_redo->add_do_method(curve.ptr(), "add_point", cpoint);
161 undo_redo->add_undo_method(curve.ptr(), "remove_point", curve->get_point_count());
162 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
163 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
164 undo_redo->commit_action();
165
166 action = ACTION_MOVING_POINT;
167 action_point = curve->get_point_count() - 1;
168 moving_from = curve->get_point_position(action_point);
169 moving_screen_from = gpoint;
170
171 canvas_item_editor->update_viewport();
172
173 return true;
174 }
175
176 // Check for segment split.
177 if (mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT && mode == MODE_EDIT && on_edge) {
178 Vector2 gpoint2 = mb->get_position();
179 Ref<Curve2D> curve = node->get_curve();
180
181 int insertion_point = -1;
182 float mbLength = curve->get_closest_offset(xform.affine_inverse().xform(gpoint2));
183 int len = curve->get_point_count();
184 for (int i = 0; i < len - 1; i++) {
185 float compareLength = curve->get_closest_offset(curve->get_point_position(i + 1));
186 if (mbLength >= curve->get_closest_offset(curve->get_point_position(i)) && mbLength <= compareLength) {
187 insertion_point = i;
188 }
189 }
190 if (insertion_point == -1) {
191 insertion_point = curve->get_point_count() - 2;
192 }
193
194 EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
195 undo_redo->create_action(TTR("Split Curve"));
196 undo_redo->add_do_method(curve.ptr(), "add_point", xform.affine_inverse().xform(gpoint2), Vector2(0, 0), Vector2(0, 0), insertion_point + 1);
197 undo_redo->add_undo_method(curve.ptr(), "remove_point", insertion_point + 1);
198 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
199 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
200 undo_redo->commit_action();
201
202 action = ACTION_MOVING_POINT;
203 action_point = insertion_point + 1;
204 moving_from = curve->get_point_position(action_point);
205 moving_screen_from = gpoint2;
206
207 canvas_item_editor->update_viewport();
208
209 on_edge = false;
210
211 return true;
212 }
213
214 // Check for point movement completion.
215 if (!mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT && action != ACTION_NONE) {
216 Ref<Curve2D> curve = node->get_curve();
217
218 EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
219 Vector2 new_pos = moving_from + xform.affine_inverse().basis_xform(gpoint - moving_screen_from);
220 switch (action) {
221 case ACTION_NONE:
222 // N/A, handled in above condition.
223 break;
224
225 case ACTION_MOVING_POINT: {
226 undo_redo->create_action(TTR("Move Point in Curve"));
227 undo_redo->add_do_method(curve.ptr(), "set_point_position", action_point, cpoint);
228 undo_redo->add_undo_method(curve.ptr(), "set_point_position", action_point, moving_from);
229 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
230 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
231 undo_redo->commit_action();
232
233 } break;
234
235 case ACTION_MOVING_IN: {
236 undo_redo->create_action(TTR("Move In-Control in Curve"));
237 undo_redo->add_do_method(curve.ptr(), "set_point_in", action_point, new_pos);
238 undo_redo->add_undo_method(curve.ptr(), "set_point_in", action_point, moving_from);
239
240 if (mirror_handle_angle) {
241 undo_redo->add_do_method(curve.ptr(), "set_point_out", action_point, mirror_handle_length ? -new_pos : (-new_pos.normalized() * orig_out_length));
242 undo_redo->add_undo_method(curve.ptr(), "set_point_out", action_point, mirror_handle_length ? -moving_from : (-moving_from.normalized() * orig_out_length));
243 }
244 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
245 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
246 undo_redo->commit_action();
247
248 } break;
249
250 case ACTION_MOVING_OUT: {
251 undo_redo->create_action(TTR("Move Out-Control in Curve"));
252 undo_redo->add_do_method(curve.ptr(), "set_point_out", action_point, new_pos);
253 undo_redo->add_undo_method(curve.ptr(), "set_point_out", action_point, moving_from);
254
255 if (mirror_handle_angle) {
256 undo_redo->add_do_method(curve.ptr(), "set_point_in", action_point, mirror_handle_length ? -new_pos : (-new_pos.normalized() * orig_in_length));
257 undo_redo->add_undo_method(curve.ptr(), "set_point_in", action_point, mirror_handle_length ? -moving_from : (-moving_from.normalized() * orig_in_length));
258 }
259 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
260 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
261 undo_redo->commit_action();
262
263 } break;
264 }
265
266 action = ACTION_NONE;
267
268 return true;
269 }
270 }
271
272 Ref<InputEventMouseMotion> mm = p_event;
273
274 if (mm.is_valid()) {
275 if (action == ACTION_NONE && mode == MODE_EDIT) {
276 // Handle Edge Follow
277 bool old_edge = on_edge;
278
279 Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
280 Vector2 gpoint = mm->get_position();
281
282 Ref<Curve2D> curve = node->get_curve();
283 if (curve == nullptr) {
284 return true;
285 }
286 if (curve->get_point_count() < 2) {
287 return true;
288 }
289
290 // Find edge
291 edge_point = xform.xform(curve->get_closest_point(xform.affine_inverse().xform(mm->get_position())));
292 on_edge = false;
293 if (edge_point.distance_to(gpoint) <= grab_threshold) {
294 on_edge = true;
295 }
296 // However, if near a control point or its in-out handles then not on edge
297 int len = curve->get_point_count();
298 for (int i = 0; i < len; i++) {
299 Vector2 pp = curve->get_point_position(i);
300 Vector2 p = xform.xform(pp);
301 if (p.distance_to(gpoint) <= grab_threshold) {
302 on_edge = false;
303 break;
304 }
305 p = xform.xform(pp + curve->get_point_in(i));
306 if (p.distance_to(gpoint) <= grab_threshold) {
307 on_edge = false;
308 break;
309 }
310 p = xform.xform(pp + curve->get_point_out(i));
311 if (p.distance_to(gpoint) <= grab_threshold) {
312 on_edge = false;
313 break;
314 }
315 }
316 if (on_edge || old_edge != on_edge) {
317 canvas_item_editor->update_viewport();
318 return true;
319 }
320 }
321
322 if (action != ACTION_NONE) {
323 // Handle point/control movement.
324 Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
325 Vector2 gpoint = mm->get_position();
326 Vector2 cpoint = node->get_global_transform().affine_inverse().xform(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mm->get_position())));
327
328 Ref<Curve2D> curve = node->get_curve();
329
330 Vector2 new_pos = moving_from + xform.affine_inverse().basis_xform(gpoint - moving_screen_from);
331
332 switch (action) {
333 case ACTION_NONE:
334 // N/A, handled in above condition.
335 break;
336
337 case ACTION_MOVING_POINT: {
338 curve->set_point_position(action_point, cpoint);
339 } break;
340
341 case ACTION_MOVING_IN: {
342 curve->set_point_in(action_point, new_pos);
343
344 if (mirror_handle_angle) {
345 curve->set_point_out(action_point, mirror_handle_length ? -new_pos : (-new_pos.normalized() * orig_out_length));
346 }
347 } break;
348
349 case ACTION_MOVING_OUT: {
350 curve->set_point_out(action_point, new_pos);
351
352 if (mirror_handle_angle) {
353 curve->set_point_in(action_point, mirror_handle_length ? -new_pos : (-new_pos.normalized() * orig_in_length));
354 }
355 } break;
356 }
357
358 canvas_item_editor->update_viewport();
359 return true;
360 }
361 }
362
363 return false;
364}
365
366void Path2DEditor::forward_canvas_draw_over_viewport(Control *p_overlay) {
367 if (!node || !node->is_visible_in_tree() || !node->get_curve().is_valid()) {
368 return;
369 }
370
371 Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
372
373 const Ref<Texture2D> path_sharp_handle = get_editor_theme_icon(SNAME("EditorPathSharpHandle"));
374 const Ref<Texture2D> path_smooth_handle = get_editor_theme_icon(SNAME("EditorPathSmoothHandle"));
375 // Both handle icons must be of the same size
376 const Size2 handle_size = path_sharp_handle->get_size();
377
378 const Ref<Texture2D> curve_handle = get_editor_theme_icon(SNAME("EditorCurveHandle"));
379 const Size2 curve_handle_size = curve_handle->get_size();
380
381 Ref<Curve2D> curve = node->get_curve();
382
383 int len = curve->get_point_count();
384 Control *vpc = canvas_item_editor->get_viewport_control();
385
386 for (int i = 0; i < len; i++) {
387 Vector2 point = xform.xform(curve->get_point_position(i));
388 // Determines the point icon to be used
389 bool smooth = false;
390
391 if (i < len - 1) {
392 Vector2 pointout = xform.xform(curve->get_point_position(i) + curve->get_point_out(i));
393 if (point != pointout) {
394 smooth = true;
395 // Draw the line with a dark and light color to be visible on all backgrounds
396 vpc->draw_line(point, pointout, Color(0, 0, 0, 0.5), Math::round(EDSCALE));
397 vpc->draw_line(point, pointout, Color(1, 1, 1, 0.5), Math::round(EDSCALE));
398 vpc->draw_texture_rect(curve_handle, Rect2(pointout - curve_handle_size * 0.5, curve_handle_size), false, Color(1, 1, 1, 0.75));
399 }
400 }
401
402 if (i > 0) {
403 Vector2 pointin = xform.xform(curve->get_point_position(i) + curve->get_point_in(i));
404 if (point != pointin) {
405 smooth = true;
406 // Draw the line with a dark and light color to be visible on all backgrounds
407 vpc->draw_line(point, pointin, Color(0, 0, 0, 0.5), Math::round(EDSCALE));
408 vpc->draw_line(point, pointin, Color(1, 1, 1, 0.5), Math::round(EDSCALE));
409 vpc->draw_texture_rect(curve_handle, Rect2(pointin - curve_handle_size * 0.5, curve_handle_size), false, Color(1, 1, 1, 0.75));
410 }
411 }
412
413 vpc->draw_texture_rect(
414 smooth ? path_smooth_handle : path_sharp_handle,
415 Rect2(point - handle_size * 0.5, handle_size),
416 false);
417 }
418
419 if (on_edge) {
420 Ref<Texture2D> add_handle = get_editor_theme_icon(SNAME("EditorHandleAdd"));
421 p_overlay->draw_texture(add_handle, edge_point - add_handle->get_size() * 0.5);
422 }
423}
424
425void Path2DEditor::_node_visibility_changed() {
426 if (!node) {
427 return;
428 }
429
430 canvas_item_editor->update_viewport();
431}
432
433void Path2DEditor::edit(Node *p_path2d) {
434 if (!canvas_item_editor) {
435 canvas_item_editor = CanvasItemEditor::get_singleton();
436 }
437
438 if (p_path2d) {
439 node = Object::cast_to<Path2D>(p_path2d);
440 if (!node->is_connected("visibility_changed", callable_mp(this, &Path2DEditor::_node_visibility_changed))) {
441 node->connect("visibility_changed", callable_mp(this, &Path2DEditor::_node_visibility_changed));
442 }
443
444 } else {
445 // node may have been deleted at this point
446 if (node && node->is_connected("visibility_changed", callable_mp(this, &Path2DEditor::_node_visibility_changed))) {
447 node->disconnect("visibility_changed", callable_mp(this, &Path2DEditor::_node_visibility_changed));
448 }
449 node = nullptr;
450 }
451}
452
453void Path2DEditor::_bind_methods() {
454 //ClassDB::bind_method(D_METHOD("_menu_option"),&Path2DEditor::_menu_option);
455}
456
457void Path2DEditor::_mode_selected(int p_mode) {
458 if (p_mode == MODE_CREATE) {
459 curve_create->set_pressed(true);
460 curve_edit->set_pressed(false);
461 curve_edit_curve->set_pressed(false);
462 curve_del->set_pressed(false);
463 } else if (p_mode == MODE_EDIT) {
464 curve_create->set_pressed(false);
465 curve_edit->set_pressed(true);
466 curve_edit_curve->set_pressed(false);
467 curve_del->set_pressed(false);
468 } else if (p_mode == MODE_EDIT_CURVE) {
469 curve_create->set_pressed(false);
470 curve_edit->set_pressed(false);
471 curve_edit_curve->set_pressed(true);
472 curve_del->set_pressed(false);
473 } else if (p_mode == MODE_DELETE) {
474 curve_create->set_pressed(false);
475 curve_edit->set_pressed(false);
476 curve_edit_curve->set_pressed(false);
477 curve_del->set_pressed(true);
478 } else if (p_mode == ACTION_CLOSE) {
479 //?
480
481 if (!node->get_curve().is_valid()) {
482 return;
483 }
484 if (node->get_curve()->get_point_count() < 3) {
485 return;
486 }
487
488 Vector2 begin = node->get_curve()->get_point_position(0);
489 Vector2 end = node->get_curve()->get_point_position(node->get_curve()->get_point_count() - 1);
490 if (begin.is_equal_approx(end)) {
491 return;
492 }
493
494 EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
495 undo_redo->create_action(TTR("Remove Point from Curve"));
496 undo_redo->add_do_method(node->get_curve().ptr(), "add_point", begin);
497 undo_redo->add_undo_method(node->get_curve().ptr(), "remove_point", node->get_curve()->get_point_count());
498 undo_redo->add_do_method(canvas_item_editor, "update_viewport");
499 undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
500 undo_redo->commit_action();
501 return;
502 }
503
504 mode = Mode(p_mode);
505}
506
507void Path2DEditor::_handle_option_pressed(int p_option) {
508 PopupMenu *pm;
509 pm = handle_menu->get_popup();
510
511 switch (p_option) {
512 case HANDLE_OPTION_ANGLE: {
513 bool is_checked = pm->is_item_checked(HANDLE_OPTION_ANGLE);
514 mirror_handle_angle = !is_checked;
515 pm->set_item_checked(HANDLE_OPTION_ANGLE, mirror_handle_angle);
516 pm->set_item_disabled(HANDLE_OPTION_LENGTH, !mirror_handle_angle);
517 } break;
518 case HANDLE_OPTION_LENGTH: {
519 bool is_checked = pm->is_item_checked(HANDLE_OPTION_LENGTH);
520 mirror_handle_length = !is_checked;
521 pm->set_item_checked(HANDLE_OPTION_LENGTH, mirror_handle_length);
522 } break;
523 }
524}
525
526Path2DEditor::Path2DEditor() {
527 canvas_item_editor = nullptr;
528 mirror_handle_angle = true;
529 mirror_handle_length = true;
530 on_edge = false;
531
532 mode = MODE_EDIT;
533 action = ACTION_NONE;
534
535 curve_edit = memnew(Button);
536 curve_edit->set_flat(true);
537 curve_edit->set_toggle_mode(true);
538 curve_edit->set_pressed(true);
539 curve_edit->set_focus_mode(Control::FOCUS_NONE);
540 curve_edit->set_tooltip_text(TTR("Select Points") + "\n" + TTR("Shift+Drag: Select Control Points") + "\n" + keycode_get_string((Key)KeyModifierMask::CMD_OR_CTRL) + TTR("Click: Add Point") + "\n" + TTR("Left Click: Split Segment (in curve)") + "\n" + TTR("Right Click: Delete Point"));
541 curve_edit->connect("pressed", callable_mp(this, &Path2DEditor::_mode_selected).bind(MODE_EDIT));
542 add_child(curve_edit);
543
544 curve_edit_curve = memnew(Button);
545 curve_edit_curve->set_flat(true);
546 curve_edit_curve->set_toggle_mode(true);
547 curve_edit_curve->set_focus_mode(Control::FOCUS_NONE);
548 curve_edit_curve->set_tooltip_text(TTR("Select Control Points (Shift+Drag)"));
549 curve_edit_curve->connect("pressed", callable_mp(this, &Path2DEditor::_mode_selected).bind(MODE_EDIT_CURVE));
550 add_child(curve_edit_curve);
551
552 curve_create = memnew(Button);
553 curve_create->set_flat(true);
554 curve_create->set_toggle_mode(true);
555 curve_create->set_focus_mode(Control::FOCUS_NONE);
556 curve_create->set_tooltip_text(TTR("Add Point (in empty space)"));
557 curve_create->connect("pressed", callable_mp(this, &Path2DEditor::_mode_selected).bind(MODE_CREATE));
558 add_child(curve_create);
559
560 curve_del = memnew(Button);
561 curve_del->set_flat(true);
562 curve_del->set_toggle_mode(true);
563 curve_del->set_focus_mode(Control::FOCUS_NONE);
564 curve_del->set_tooltip_text(TTR("Delete Point"));
565 curve_del->connect("pressed", callable_mp(this, &Path2DEditor::_mode_selected).bind(MODE_DELETE));
566 add_child(curve_del);
567
568 curve_close = memnew(Button);
569 curve_close->set_flat(true);
570 curve_close->set_focus_mode(Control::FOCUS_NONE);
571 curve_close->set_tooltip_text(TTR("Close Curve"));
572 curve_close->connect("pressed", callable_mp(this, &Path2DEditor::_mode_selected).bind(ACTION_CLOSE));
573 add_child(curve_close);
574
575 PopupMenu *menu;
576
577 handle_menu = memnew(MenuButton);
578 handle_menu->set_text(TTR("Options"));
579 add_child(handle_menu);
580
581 menu = handle_menu->get_popup();
582 menu->add_check_item(TTR("Mirror Handle Angles"));
583 menu->set_item_checked(HANDLE_OPTION_ANGLE, mirror_handle_angle);
584 menu->add_check_item(TTR("Mirror Handle Lengths"));
585 menu->set_item_checked(HANDLE_OPTION_LENGTH, mirror_handle_length);
586 menu->connect("id_pressed", callable_mp(this, &Path2DEditor::_handle_option_pressed));
587}
588
589void Path2DEditorPlugin::edit(Object *p_object) {
590 path2d_editor->edit(Object::cast_to<Node>(p_object));
591}
592
593bool Path2DEditorPlugin::handles(Object *p_object) const {
594 return p_object->is_class("Path2D");
595}
596
597void Path2DEditorPlugin::make_visible(bool p_visible) {
598 if (p_visible) {
599 path2d_editor->show();
600
601 } else {
602 path2d_editor->hide();
603 path2d_editor->edit(nullptr);
604 }
605}
606
607Path2DEditorPlugin::Path2DEditorPlugin() {
608 path2d_editor = memnew(Path2DEditor);
609 CanvasItemEditor::get_singleton()->add_control_to_menu_panel(path2d_editor);
610 path2d_editor->hide();
611}
612
613Path2DEditorPlugin::~Path2DEditorPlugin() {
614}
615