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		e4213e66b2
		
	
	
	
	
		
			
			Using `misc/scripts/fix_headers.py` on all Godot files. Some missing header guards were added, and the header inclusion order was fixed in the Bullet module.
		
			
				
	
	
		
			818 lines
		
	
	
	
		
			22 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			818 lines
		
	
	
	
		
			22 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
 | |
| /*  abstract_polygon_2d_editor.cpp                                       */
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| /*************************************************************************/
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| /*                       This file is part of:                           */
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| /*                           GODOT ENGINE                                */
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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
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| /*                                                                       */
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| /* Permission is hereby granted, free of charge, to any person obtaining */
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| /* a copy of this software and associated documentation files (the       */
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| /* "Software"), to deal in the Software without restriction, including   */
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| /* without limitation the rights to use, copy, modify, merge, publish,   */
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| /* distribute, sublicense, and/or sell copies of the Software, and to    */
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| /* permit persons to whom the Software is furnished to do so, subject to */
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| /* the following conditions:                                             */
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| /*                                                                       */
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| /* The above copyright notice and this permission notice shall be        */
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| /* included in all copies or substantial portions of the Software.       */
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| /*                                                                       */
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| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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| /*************************************************************************/
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| 
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| #include "abstract_polygon_2d_editor.h"
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| 
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| #include "canvas_item_editor_plugin.h"
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| #include "core/os/keyboard.h"
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| 
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| AbstractPolygon2DEditor::Vertex::Vertex() :
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| 		polygon(-1),
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| 		vertex(-1) {
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| 	// invalid vertex
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| }
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| 
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| AbstractPolygon2DEditor::Vertex::Vertex(int p_vertex) :
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| 		polygon(-1),
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| 		vertex(p_vertex) {
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| 	// vertex p_vertex of current wip polygon
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| }
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| 
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| AbstractPolygon2DEditor::Vertex::Vertex(int p_polygon, int p_vertex) :
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| 		polygon(p_polygon),
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| 		vertex(p_vertex) {
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| 	// vertex p_vertex of polygon p_polygon
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| }
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| 
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| bool AbstractPolygon2DEditor::Vertex::operator==(const AbstractPolygon2DEditor::Vertex &p_vertex) const {
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| 
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| 	return polygon == p_vertex.polygon && vertex == p_vertex.vertex;
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| }
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| 
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| bool AbstractPolygon2DEditor::Vertex::operator!=(const AbstractPolygon2DEditor::Vertex &p_vertex) const {
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| 
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| 	return !(*this == p_vertex);
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| }
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| 
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| bool AbstractPolygon2DEditor::Vertex::valid() const {
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| 
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| 	return vertex >= 0;
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| }
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| 
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| AbstractPolygon2DEditor::PosVertex::PosVertex() {
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| 	// invalid vertex
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| }
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| 
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| AbstractPolygon2DEditor::PosVertex::PosVertex(const Vertex &p_vertex, const Vector2 &p_pos) :
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| 		Vertex(p_vertex.polygon, p_vertex.vertex),
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| 		pos(p_pos) {
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| }
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| 
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| AbstractPolygon2DEditor::PosVertex::PosVertex(int p_polygon, int p_vertex, const Vector2 &p_pos) :
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| 		Vertex(p_polygon, p_vertex),
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| 		pos(p_pos) {
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| }
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| 
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| bool AbstractPolygon2DEditor::_is_empty() const {
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| 
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| 	if (!_get_node())
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| 		return true;
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| 
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| 	const int n = _get_polygon_count();
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| 
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| 	for (int i = 0; i < n; i++) {
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| 
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| 		Vector<Vector2> vertices = _get_polygon(i);
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| 
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| 		if (vertices.size() != 0)
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| 			return false;
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| 	}
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| 
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| 	return true;
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| }
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| 
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| bool AbstractPolygon2DEditor::_is_line() const {
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| 
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| 	return false;
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| }
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| 
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| int AbstractPolygon2DEditor::_get_polygon_count() const {
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| 
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| 	return 1;
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| }
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| 
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| Variant AbstractPolygon2DEditor::_get_polygon(int p_idx) const {
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| 
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| 	return _get_node()->get("polygon");
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| }
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| 
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| void AbstractPolygon2DEditor::_set_polygon(int p_idx, const Variant &p_polygon) const {
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| 
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| 	_get_node()->set("polygon", p_polygon);
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| }
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| 
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| void AbstractPolygon2DEditor::_action_set_polygon(int p_idx, const Variant &p_previous, const Variant &p_polygon) {
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| 
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| 	Node2D *node = _get_node();
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| 	undo_redo->add_do_method(node, "set_polygon", p_polygon);
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| 	undo_redo->add_undo_method(node, "set_polygon", p_previous);
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| }
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| 
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| Vector2 AbstractPolygon2DEditor::_get_offset(int p_idx) const {
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| 
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| 	return Vector2(0, 0);
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| }
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| 
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| void AbstractPolygon2DEditor::_commit_action() {
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| 
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| 	undo_redo->add_do_method(canvas_item_editor->get_viewport_control(), "update");
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| 	undo_redo->add_undo_method(canvas_item_editor->get_viewport_control(), "update");
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| 	undo_redo->commit_action();
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| }
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| 
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| void AbstractPolygon2DEditor::_action_add_polygon(const Variant &p_polygon) {
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| 
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| 	_action_set_polygon(0, p_polygon);
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| }
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| 
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| void AbstractPolygon2DEditor::_action_remove_polygon(int p_idx) {
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| 
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| 	_action_set_polygon(p_idx, _get_polygon(p_idx), PoolVector<Vector2>());
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| }
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| 
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| void AbstractPolygon2DEditor::_action_set_polygon(int p_idx, const Variant &p_polygon) {
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| 
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| 	_action_set_polygon(p_idx, _get_polygon(p_idx), p_polygon);
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| }
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| 
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| bool AbstractPolygon2DEditor::_has_resource() const {
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| 
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| 	return true;
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| }
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| 
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| void AbstractPolygon2DEditor::_create_resource() {
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| }
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| 
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| void AbstractPolygon2DEditor::_menu_option(int p_option) {
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| 
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| 	switch (p_option) {
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| 
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| 		case MODE_CREATE: {
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| 
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| 			mode = MODE_CREATE;
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| 			button_create->set_pressed(true);
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| 			button_edit->set_pressed(false);
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| 			button_delete->set_pressed(false);
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| 		} break;
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| 		case MODE_EDIT: {
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| 
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| 			_wip_close();
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| 			mode = MODE_EDIT;
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| 			button_create->set_pressed(false);
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| 			button_edit->set_pressed(true);
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| 			button_delete->set_pressed(false);
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| 		} break;
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| 		case MODE_DELETE: {
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| 
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| 			_wip_close();
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| 			mode = MODE_DELETE;
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| 			button_create->set_pressed(false);
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| 			button_edit->set_pressed(false);
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| 			button_delete->set_pressed(true);
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| 		} break;
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| 	}
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| }
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| 
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| void AbstractPolygon2DEditor::_notification(int p_what) {
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| 
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| 	switch (p_what) {
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| 
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| 		case NOTIFICATION_READY: {
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| 
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| 			button_create->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveCreate", "EditorIcons"));
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| 			button_edit->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveEdit", "EditorIcons"));
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| 			button_delete->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveDelete", "EditorIcons"));
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| 			button_edit->set_pressed(true);
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| 
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| 			get_tree()->connect("node_removed", this, "_node_removed");
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| 
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| 			create_resource->connect("confirmed", this, "_create_resource");
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| 
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| 		} break;
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| 		case NOTIFICATION_PHYSICS_PROCESS: {
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| 
 | |
| 		} break;
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| 	}
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| }
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| 
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| void AbstractPolygon2DEditor::_node_removed(Node *p_node) {
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| 
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| 	if (p_node == _get_node()) {
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| 		edit(NULL);
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| 		hide();
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| 
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| 		canvas_item_editor->get_viewport_control()->update();
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| 	}
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| }
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| 
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| void AbstractPolygon2DEditor::_wip_changed() {
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| 
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| 	if (wip_active && _is_line()) {
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| 		_set_polygon(0, wip);
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| 	}
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| }
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| 
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| void AbstractPolygon2DEditor::_wip_close() {
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| 	if (!wip_active)
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| 		return;
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| 
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| 	if (_is_line()) {
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| 
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| 		_set_polygon(0, wip);
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| 	} else if (wip.size() >= (_is_line() ? 2 : 3)) {
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| 
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| 		undo_redo->create_action(TTR("Create Poly"));
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| 		_action_add_polygon(wip);
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| 		_commit_action();
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| 	} else {
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| 
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| 		return;
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| 	}
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| 
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| 	mode = MODE_EDIT;
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| 	button_edit->set_pressed(true);
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| 	button_create->set_pressed(false);
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| 	button_delete->set_pressed(false);
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| 
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| 	wip.clear();
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| 	wip_active = false;
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| 
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| 	edited_point = PosVertex();
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| 	hover_point = Vertex();
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| 	selected_point = Vertex();
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| }
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| 
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| bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
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| 
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| 	if (!_get_node())
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| 		return false;
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| 
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| 	Ref<InputEventMouseButton> mb = p_event;
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| 
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| 	if (!_has_resource()) {
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| 
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| 		if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
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| 			create_resource->set_text(String("No polygon resource on this node.\nCreate and assign one?"));
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| 			create_resource->popup_centered_minsize();
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| 		}
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| 		return (mb.is_valid() && mb->get_button_index() == 1);
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| 	}
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| 
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| 	if (mb.is_valid()) {
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| 
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| 		Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform();
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| 
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| 		Vector2 gpoint = mb->get_position();
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| 		Vector2 cpoint = _get_node()->get_global_transform().affine_inverse().xform(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mb->get_position())));
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| 
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| 		if (mode == MODE_EDIT || (_is_line() && mode == MODE_CREATE)) {
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| 
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| 			if (mb->get_button_index() == BUTTON_LEFT) {
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| 
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| 				if (mb->is_pressed()) {
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| 
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| 					const PosVertex insert = closest_edge_point(gpoint);
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| 
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| 					if (insert.valid()) {
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| 
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| 						Vector<Vector2> vertices = _get_polygon(insert.polygon);
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| 
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| 						if (vertices.size() < (_is_line() ? 2 : 3)) {
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| 
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| 							vertices.push_back(cpoint);
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| 							undo_redo->create_action(TTR("Edit Poly"));
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| 							selected_point = Vertex(insert.polygon, vertices.size());
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| 							_action_set_polygon(insert.polygon, vertices);
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| 							_commit_action();
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| 							return true;
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| 						} else {
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| 
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| 							Vector<Vector2> vertices = _get_polygon(insert.polygon);
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| 							pre_move_edit = vertices;
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| 							printf("setting pre_move_edit\n");
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| 							edited_point = PosVertex(insert.polygon, insert.vertex + 1, xform.affine_inverse().xform(insert.pos));
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| 							vertices.insert(edited_point.vertex, edited_point.pos);
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| 							selected_point = edited_point;
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| 							edge_point = PosVertex();
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| 
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| 							undo_redo->create_action(TTR("Insert Point"));
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| 							_action_set_polygon(insert.polygon, vertices);
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| 							_commit_action();
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| 
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| 							return true;
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| 						}
 | |
| 					} else {
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| 
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| 						//look for points to move
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| 						const PosVertex closest = closest_point(gpoint);
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| 
 | |
| 						if (closest.valid()) {
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| 
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| 							printf("setting pre_move_edit\n");
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| 							pre_move_edit = _get_polygon(closest.polygon);
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| 							edited_point = PosVertex(closest, xform.affine_inverse().xform(closest.pos));
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| 							selected_point = closest;
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| 							edge_point = PosVertex();
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| 							canvas_item_editor->get_viewport_control()->update();
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| 							return true;
 | |
| 						} else {
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| 
 | |
| 							selected_point = Vertex();
 | |
| 						}
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| 					}
 | |
| 				} else {
 | |
| 
 | |
| 					if (edited_point.valid()) {
 | |
| 
 | |
| 						//apply
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| 
 | |
| 						Vector<Vector2> vertices = _get_polygon(edited_point.polygon);
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| 						ERR_FAIL_INDEX_V(edited_point.vertex, vertices.size(), false);
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| 						vertices[edited_point.vertex] = edited_point.pos - _get_offset(edited_point.polygon);
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| 
 | |
| 						undo_redo->create_action(TTR("Edit Poly"));
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| 						_action_set_polygon(edited_point.polygon, pre_move_edit, vertices);
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| 						_commit_action();
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| 
 | |
| 						edited_point = PosVertex();
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| 						return true;
 | |
| 					}
 | |
| 				}
 | |
| 			} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && !edited_point.valid()) {
 | |
| 
 | |
| 				const PosVertex closest = closest_point(gpoint);
 | |
| 
 | |
| 				if (closest.valid()) {
 | |
| 
 | |
| 					remove_point(closest);
 | |
| 					return true;
 | |
| 				}
 | |
| 			}
 | |
| 		} else if (mode == MODE_DELETE) {
 | |
| 
 | |
| 			if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
 | |
| 
 | |
| 				const PosVertex closest = closest_point(gpoint);
 | |
| 
 | |
| 				if (closest.valid()) {
 | |
| 
 | |
| 					remove_point(closest);
 | |
| 					return true;
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		if (mode == MODE_CREATE) {
 | |
| 
 | |
| 			if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
 | |
| 
 | |
| 				if (_is_line()) {
 | |
| 
 | |
| 					// for lines, we don't have a wip mode, and we can undo each single add point.
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| 					Vector<Vector2> vertices = _get_polygon(0);
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| 					vertices.push_back(cpoint);
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| 					undo_redo->create_action(TTR("Insert Point"));
 | |
| 					_action_set_polygon(0, vertices);
 | |
| 					_commit_action();
 | |
| 					return true;
 | |
| 				} else if (!wip_active) {
 | |
| 
 | |
| 					wip.clear();
 | |
| 					wip.push_back(cpoint);
 | |
| 					wip_active = true;
 | |
| 					_wip_changed();
 | |
| 					edited_point = PosVertex(-1, 1, cpoint);
 | |
| 					canvas_item_editor->get_viewport_control()->update();
 | |
| 					hover_point = Vertex();
 | |
| 					selected_point = Vertex(0);
 | |
| 					edge_point = PosVertex();
 | |
| 					return true;
 | |
| 				} else {
 | |
| 
 | |
| 					const real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
 | |
| 
 | |
| 					if (!_is_line() && wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) {
 | |
| 						//wip closed
 | |
| 						_wip_close();
 | |
| 
 | |
| 						return true;
 | |
| 					} else {
 | |
| 
 | |
| 						//add wip point
 | |
| 						wip.push_back(cpoint);
 | |
| 						_wip_changed();
 | |
| 						edited_point = PosVertex(-1, wip.size(), cpoint);
 | |
| 						selected_point = Vertex(wip.size() - 1);
 | |
| 						canvas_item_editor->get_viewport_control()->update();
 | |
| 						return true;
 | |
| 					}
 | |
| 				}
 | |
| 			} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && wip_active) {
 | |
| 				_wip_close();
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	Ref<InputEventMouseMotion> mm = p_event;
 | |
| 
 | |
| 	if (mm.is_valid()) {
 | |
| 
 | |
| 		Vector2 gpoint = mm->get_position();
 | |
| 
 | |
| 		if (edited_point.valid() && (wip_active || (mm->get_button_mask() & BUTTON_MASK_LEFT))) {
 | |
| 
 | |
| 			Vector2 cpoint = _get_node()->get_global_transform().affine_inverse().xform(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint)));
 | |
| 			edited_point = PosVertex(edited_point, cpoint);
 | |
| 
 | |
| 			if (!wip_active) {
 | |
| 
 | |
| 				Vector<Vector2> vertices = _get_polygon(edited_point.polygon);
 | |
| 				ERR_FAIL_INDEX_V(edited_point.vertex, vertices.size(), false);
 | |
| 				vertices[edited_point.vertex] = cpoint - _get_offset(edited_point.polygon);
 | |
| 				_set_polygon(edited_point.polygon, vertices);
 | |
| 			}
 | |
| 
 | |
| 			canvas_item_editor->get_viewport_control()->update();
 | |
| 		} else if (mode == MODE_EDIT || (_is_line() && mode == MODE_CREATE)) {
 | |
| 
 | |
| 			const PosVertex onEdgeVertex = closest_edge_point(gpoint);
 | |
| 
 | |
| 			if (onEdgeVertex.valid()) {
 | |
| 
 | |
| 				hover_point = Vertex();
 | |
| 				edge_point = onEdgeVertex;
 | |
| 				canvas_item_editor->get_viewport_control()->update();
 | |
| 			} else {
 | |
| 
 | |
| 				if (edge_point.valid()) {
 | |
| 
 | |
| 					edge_point = PosVertex();
 | |
| 					canvas_item_editor->get_viewport_control()->update();
 | |
| 				}
 | |
| 
 | |
| 				const PosVertex new_hover_point = closest_point(gpoint);
 | |
| 				if (hover_point != new_hover_point) {
 | |
| 
 | |
| 					hover_point = new_hover_point;
 | |
| 					canvas_item_editor->get_viewport_control()->update();
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	Ref<InputEventKey> k = p_event;
 | |
| 
 | |
| 	if (k.is_valid() && k->is_pressed()) {
 | |
| 
 | |
| 		if (k->get_scancode() == KEY_DELETE || k->get_scancode() == KEY_BACKSPACE) {
 | |
| 
 | |
| 			if (wip_active && selected_point.polygon == -1) {
 | |
| 
 | |
| 				if (wip.size() > selected_point.vertex) {
 | |
| 
 | |
| 					wip.remove(selected_point.vertex);
 | |
| 					_wip_changed();
 | |
| 					selected_point = wip.size() - 1;
 | |
| 					canvas_item_editor->get_viewport_control()->update();
 | |
| 					return true;
 | |
| 				}
 | |
| 			} else {
 | |
| 
 | |
| 				const Vertex active_point = get_active_point();
 | |
| 
 | |
| 				if (active_point.valid()) {
 | |
| 
 | |
| 					remove_point(active_point);
 | |
| 					return true;
 | |
| 				}
 | |
| 			}
 | |
| 		} else if (wip_active && k->get_scancode() == KEY_ENTER) {
 | |
| 
 | |
| 			_wip_close();
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditor::forward_draw_over_viewport(Control *p_overlay) {
 | |
| 	if (!_get_node())
 | |
| 		return;
 | |
| 
 | |
| 	Control *vpc = canvas_item_editor->get_viewport_control();
 | |
| 
 | |
| 	Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform();
 | |
| 	const Ref<Texture> handle = get_icon("EditorHandle", "EditorIcons");
 | |
| 
 | |
| 	const Vertex active_point = get_active_point();
 | |
| 	const int n_polygons = _get_polygon_count();
 | |
| 	const bool is_closed = !_is_line();
 | |
| 
 | |
| 	for (int j = -1; j < n_polygons; j++) {
 | |
| 
 | |
| 		if (wip_active && wip_destructive && j != -1)
 | |
| 			continue;
 | |
| 
 | |
| 		PoolVector<Vector2> points;
 | |
| 		Vector2 offset;
 | |
| 
 | |
| 		if (wip_active && j == edited_point.polygon) {
 | |
| 
 | |
| 			points = Variant(wip);
 | |
| 			offset = Vector2(0, 0);
 | |
| 		} else {
 | |
| 
 | |
| 			if (j == -1)
 | |
| 				continue;
 | |
| 			points = _get_polygon(j);
 | |
| 			offset = _get_offset(j);
 | |
| 		}
 | |
| 
 | |
| 		if (!wip_active && j == edited_point.polygon && EDITOR_DEF("editors/poly_editor/show_previous_outline", true)) {
 | |
| 
 | |
| 			const Color col = Color(0.5, 0.5, 0.5); // FIXME polygon->get_outline_color();
 | |
| 			const int n = pre_move_edit.size();
 | |
| 			for (int i = 0; i < n - (is_closed ? 0 : 1); i++) {
 | |
| 
 | |
| 				Vector2 p, p2;
 | |
| 				p = pre_move_edit[i] + offset;
 | |
| 				p2 = pre_move_edit[(i + 1) % n] + offset;
 | |
| 
 | |
| 				Vector2 point = xform.xform(p);
 | |
| 				Vector2 next_point = xform.xform(p2);
 | |
| 
 | |
| 				vpc->draw_line(point, next_point, col, 2 * EDSCALE);
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		const int n_points = points.size();
 | |
| 		const Color col = Color(1, 0.3, 0.1, 0.8);
 | |
| 
 | |
| 		for (int i = 0; i < n_points; i++) {
 | |
| 
 | |
| 			const Vertex vertex(j, i);
 | |
| 
 | |
| 			const Vector2 p = (vertex == edited_point) ? edited_point.pos : (points[i] + offset);
 | |
| 			const Vector2 point = xform.xform(p);
 | |
| 
 | |
| 			if (is_closed || i < n_points - 1) {
 | |
| 
 | |
| 				Vector2 p2;
 | |
| 				if (j == edited_point.polygon &&
 | |
| 						((wip_active && i == n_points - 1) || (((i + 1) % n_points) == edited_point.vertex)))
 | |
| 					p2 = edited_point.pos;
 | |
| 				else
 | |
| 					p2 = points[(i + 1) % n_points] + offset;
 | |
| 
 | |
| 				const Vector2 next_point = xform.xform(p2);
 | |
| 				vpc->draw_line(point, next_point, col, 2 * EDSCALE);
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		for (int i = 0; i < n_points; i++) {
 | |
| 
 | |
| 			const Vertex vertex(j, i);
 | |
| 
 | |
| 			const Vector2 p = (vertex == edited_point) ? edited_point.pos : (points[i] + offset);
 | |
| 			const Vector2 point = xform.xform(p);
 | |
| 
 | |
| 			const Color modulate = vertex == active_point ? Color(0.5, 1, 2) : Color(1, 1, 1);
 | |
| 			vpc->draw_texture(handle, point - handle->get_size() * 0.5, modulate);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if (edge_point.valid()) {
 | |
| 
 | |
| 		Ref<Texture> add_handle = get_icon("EditorHandleAdd", "EditorIcons");
 | |
| 		vpc->draw_texture(add_handle, edge_point.pos - add_handle->get_size() * 0.5);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditor::edit(Node *p_polygon) {
 | |
| 
 | |
| 	if (!canvas_item_editor) {
 | |
| 		canvas_item_editor = CanvasItemEditor::get_singleton();
 | |
| 	}
 | |
| 
 | |
| 	if (p_polygon) {
 | |
| 
 | |
| 		_set_node(p_polygon);
 | |
| 
 | |
| 		//Enable the pencil tool if the polygon is empty
 | |
| 		if (_is_empty())
 | |
| 			_menu_option(MODE_CREATE);
 | |
| 
 | |
| 		wip.clear();
 | |
| 		wip_active = false;
 | |
| 		edited_point = PosVertex();
 | |
| 		hover_point = Vertex();
 | |
| 		selected_point = Vertex();
 | |
| 
 | |
| 		canvas_item_editor->get_viewport_control()->update();
 | |
| 
 | |
| 	} else {
 | |
| 
 | |
| 		_set_node(NULL);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditor::_bind_methods() {
 | |
| 
 | |
| 	ClassDB::bind_method(D_METHOD("_node_removed"), &AbstractPolygon2DEditor::_node_removed);
 | |
| 	ClassDB::bind_method(D_METHOD("_menu_option"), &AbstractPolygon2DEditor::_menu_option);
 | |
| 	ClassDB::bind_method(D_METHOD("_create_resource"), &AbstractPolygon2DEditor::_create_resource);
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditor::remove_point(const Vertex &p_vertex) {
 | |
| 
 | |
| 	PoolVector<Vector2> vertices = _get_polygon(p_vertex.polygon);
 | |
| 
 | |
| 	if (vertices.size() > (_is_line() ? 2 : 3)) {
 | |
| 
 | |
| 		vertices.remove(p_vertex.vertex);
 | |
| 
 | |
| 		undo_redo->create_action(TTR("Edit Poly (Remove Point)"));
 | |
| 		_action_set_polygon(p_vertex.polygon, vertices);
 | |
| 		_commit_action();
 | |
| 	} else {
 | |
| 
 | |
| 		undo_redo->create_action(TTR("Remove Poly And Point"));
 | |
| 		_action_remove_polygon(p_vertex.polygon);
 | |
| 		_commit_action();
 | |
| 	}
 | |
| 
 | |
| 	if (_is_empty())
 | |
| 		_menu_option(MODE_CREATE);
 | |
| 
 | |
| 	hover_point = Vertex();
 | |
| 	if (selected_point == p_vertex)
 | |
| 		selected_point = Vertex();
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditor::Vertex AbstractPolygon2DEditor::get_active_point() const {
 | |
| 
 | |
| 	return hover_point.valid() ? hover_point : selected_point;
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditor::PosVertex AbstractPolygon2DEditor::closest_point(const Vector2 &p_pos) const {
 | |
| 
 | |
| 	const real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
 | |
| 
 | |
| 	const int n_polygons = _get_polygon_count();
 | |
| 	const Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform();
 | |
| 
 | |
| 	PosVertex closest;
 | |
| 	real_t closest_dist = 1e10;
 | |
| 
 | |
| 	for (int j = 0; j < n_polygons; j++) {
 | |
| 
 | |
| 		PoolVector<Vector2> points = _get_polygon(j);
 | |
| 		const Vector2 offset = _get_offset(j);
 | |
| 		const int n_points = points.size();
 | |
| 
 | |
| 		for (int i = 0; i < n_points; i++) {
 | |
| 
 | |
| 			Vector2 cp = xform.xform(points[i] + offset);
 | |
| 
 | |
| 			real_t d = cp.distance_to(p_pos);
 | |
| 			if (d < closest_dist && d < grab_threshold) {
 | |
| 				closest_dist = d;
 | |
| 				closest = PosVertex(j, i, cp);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return closest;
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditor::PosVertex AbstractPolygon2DEditor::closest_edge_point(const Vector2 &p_pos) const {
 | |
| 
 | |
| 	const real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
 | |
| 	const real_t eps = grab_threshold * 2;
 | |
| 	const real_t eps2 = eps * eps;
 | |
| 
 | |
| 	const int n_polygons = _get_polygon_count();
 | |
| 	const Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform();
 | |
| 
 | |
| 	PosVertex closest;
 | |
| 	real_t closest_dist = 1e10;
 | |
| 
 | |
| 	for (int j = 0; j < n_polygons; j++) {
 | |
| 
 | |
| 		PoolVector<Vector2> points = _get_polygon(j);
 | |
| 		const Vector2 offset = _get_offset(j);
 | |
| 		const int n_points = points.size();
 | |
| 		const int n_segments = n_points - (_is_line() ? 1 : 0);
 | |
| 
 | |
| 		for (int i = 0; i < n_segments; i++) {
 | |
| 
 | |
| 			Vector2 segment[2] = { xform.xform(points[i] + offset),
 | |
| 				xform.xform(points[(i + 1) % n_points] + offset) };
 | |
| 
 | |
| 			Vector2 cp = Geometry::get_closest_point_to_segment_2d(p_pos, segment);
 | |
| 
 | |
| 			if (cp.distance_squared_to(segment[0]) < eps2 || cp.distance_squared_to(segment[1]) < eps2)
 | |
| 				continue; //not valid to reuse point
 | |
| 
 | |
| 			real_t d = cp.distance_to(p_pos);
 | |
| 			if (d < closest_dist && d < grab_threshold) {
 | |
| 				closest_dist = d;
 | |
| 				closest = PosVertex(j, i, cp);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return closest;
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditor::AbstractPolygon2DEditor(EditorNode *p_editor, bool p_wip_destructive) {
 | |
| 
 | |
| 	canvas_item_editor = NULL;
 | |
| 	editor = p_editor;
 | |
| 	undo_redo = editor->get_undo_redo();
 | |
| 
 | |
| 	wip_active = false;
 | |
| 	edited_point = PosVertex();
 | |
| 	wip_destructive = p_wip_destructive;
 | |
| 
 | |
| 	hover_point = Vertex();
 | |
| 	selected_point = Vertex();
 | |
| 	edge_point = PosVertex();
 | |
| 
 | |
| 	add_child(memnew(VSeparator));
 | |
| 	button_create = memnew(ToolButton);
 | |
| 	add_child(button_create);
 | |
| 	button_create->connect("pressed", this, "_menu_option", varray(MODE_CREATE));
 | |
| 	button_create->set_toggle_mode(true);
 | |
| 	button_create->set_tooltip(TTR("Create a new polygon from scratch"));
 | |
| 
 | |
| 	button_edit = memnew(ToolButton);
 | |
| 	add_child(button_edit);
 | |
| 	button_edit->connect("pressed", this, "_menu_option", varray(MODE_EDIT));
 | |
| 	button_edit->set_toggle_mode(true);
 | |
| 	button_edit->set_tooltip(TTR("Edit existing polygon:\nLMB: Move Point.\nCtrl+LMB: Split Segment.\nRMB: Erase Point."));
 | |
| 
 | |
| 	button_delete = memnew(ToolButton);
 | |
| 	add_child(button_delete);
 | |
| 	button_delete->connect("pressed", this, "_menu_option", varray(MODE_DELETE));
 | |
| 	button_delete->set_toggle_mode(true);
 | |
| 	button_delete->set_tooltip(TTR("Delete points"));
 | |
| 
 | |
| 	create_resource = memnew(ConfirmationDialog);
 | |
| 	add_child(create_resource);
 | |
| 	create_resource->get_ok()->set_text(TTR("Create"));
 | |
| 
 | |
| 	mode = MODE_EDIT;
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditorPlugin::edit(Object *p_object) {
 | |
| 
 | |
| 	polygon_editor->edit(Object::cast_to<Node>(p_object));
 | |
| }
 | |
| 
 | |
| bool AbstractPolygon2DEditorPlugin::handles(Object *p_object) const {
 | |
| 
 | |
| 	return p_object->is_class(klass);
 | |
| }
 | |
| 
 | |
| void AbstractPolygon2DEditorPlugin::make_visible(bool p_visible) {
 | |
| 
 | |
| 	if (p_visible) {
 | |
| 
 | |
| 		polygon_editor->show();
 | |
| 	} else {
 | |
| 
 | |
| 		polygon_editor->hide();
 | |
| 		polygon_editor->edit(NULL);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditorPlugin::AbstractPolygon2DEditorPlugin(EditorNode *p_node, AbstractPolygon2DEditor *p_polygon_editor, String p_class) {
 | |
| 
 | |
| 	editor = p_node;
 | |
| 	polygon_editor = p_polygon_editor;
 | |
| 	klass = p_class;
 | |
| 	CanvasItemEditor::get_singleton()->add_control_to_menu_panel(polygon_editor);
 | |
| 
 | |
| 	polygon_editor->hide();
 | |
| }
 | |
| 
 | |
| AbstractPolygon2DEditorPlugin::~AbstractPolygon2DEditorPlugin() {
 | |
| }
 |