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adds alternative editing of nodes: you can select nodes, use del to delete nodes, and split edges by simply clicking into edge

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This commit is contained in:
Bernhard Liebl 2017-10-16 12:40:13 +02:00
parent 804cab31de
commit 7c245e9f6d
4 changed files with 319 additions and 161 deletions
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6
editor/icons/icon_editor_handle_add.svg Normal file
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@ -0,0 +1,6 @@
<svg width="8" height="8" version="1.1" viewBox="0 0 8 8" xmlns="http://www.w3.org/2000/svg">
<g transform="translate(0 -1044.4)">
<ellipse cx="4" cy="1048.4" rx="4" ry="4" fill="#fff"/>
<ellipse cx="4" cy="1048.4" rx="2.8572" ry="2.8571" fill="#84ff84"/>
</g>
</svg>
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6
editor/icons/icon_editor_handle_selected.svg Normal file
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@ -0,0 +1,6 @@
<svg width="8" height="8" version="1.1" viewBox="0 0 8 8" xmlns="http://www.w3.org/2000/svg">
<g transform="translate(0 -1044.4)">
<ellipse cx="4" cy="1048.4" rx="4" ry="4" fill="#fff"/>
<ellipse cx="4" cy="1048.4" rx="2.8572" ry="2.8571" fill="#8484ff"/>
</g>
</svg>
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433
editor/plugins/abstract_polygon_2d_editor.cpp
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@ -30,6 +30,49 @@
#include "abstract_polygon_2d_editor.h" #include "abstract_polygon_2d_editor.h"
#include "canvas_item_editor_plugin.h" #include "canvas_item_editor_plugin.h"
#include "core/os/keyboard.h"
AbstractPolygon2DEditor::Vertex::Vertex()
: polygon(-1), vertex(-1) {
// invalid vertex
}
AbstractPolygon2DEditor::Vertex::Vertex(int p_vertex)
: polygon(-1), vertex(p_vertex) {
// vertex p_vertex of current wip polygon
}
AbstractPolygon2DEditor::Vertex::Vertex(int p_polygon, int p_vertex)
: polygon(p_polygon), vertex(p_vertex) {
// vertex p_vertex of polygon p_polygon
}
bool AbstractPolygon2DEditor::Vertex::operator==(const AbstractPolygon2DEditor::Vertex &p_vertex) const {
return polygon == p_vertex.polygon && vertex == p_vertex.vertex;
}
bool AbstractPolygon2DEditor::Vertex::operator!=(const AbstractPolygon2DEditor::Vertex &p_vertex) const {
return !(*this == p_vertex);
}
bool AbstractPolygon2DEditor::Vertex::valid() const {
return vertex >= 0;
}
AbstractPolygon2DEditor::PosVertex::PosVertex() {
// invalid vertex
}
AbstractPolygon2DEditor::PosVertex::PosVertex(const Vertex &p_vertex, const Vector2 &p_pos)
: Vertex(p_vertex.polygon, p_vertex.vertex), pos(p_pos) {
}
AbstractPolygon2DEditor::PosVertex::PosVertex(int p_polygon, int p_vertex, const Vector2 &p_pos)
: Vertex(p_polygon, p_vertex), pos(p_pos) {
}
bool AbstractPolygon2DEditor::_is_empty() const { bool AbstractPolygon2DEditor::_is_empty() const {
@ -171,7 +214,10 @@ void AbstractPolygon2DEditor::_wip_close() {
wip.clear(); wip.clear();
wip_active = false; wip_active = false;
edited_point = -1;
edited_point = PosVertex();
hover_point = Vertex();
selected_point = Vertex();
} }
bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) { bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
@ -197,9 +243,6 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
Vector2 gpoint = mb->get_position(); Vector2 gpoint = mb->get_position();
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()))); 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())));
//first check if a point is to be added (segment split)
real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
if (mode == MODE_CREATE) { if (mode == MODE_CREATE) {
if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) { if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
@ -209,13 +252,16 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
wip.clear(); wip.clear();
wip.push_back(cpoint); wip.push_back(cpoint);
wip_active = true; wip_active = true;
edited_point_pos = cpoint; edited_point = PosVertex(-1, 1, cpoint);
edited_polygon = -1;
edited_point = 1;
canvas_item_editor->get_viewport_control()->update(); canvas_item_editor->get_viewport_control()->update();
hover_point = Vertex();
selected_point = Vertex(0);
edge_point = PosVertex();
return true; return true;
} else { } else {
const real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
if (wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) { if (wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) {
//wip closed //wip closed
_wip_close(); _wip_close();
@ -224,7 +270,8 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
} else { } else {
wip.push_back(cpoint); wip.push_back(cpoint);
edited_point = wip.size(); edited_point = PosVertex(-1, wip.size(), cpoint);
selected_point = Vertex(wip.size() - 1);
canvas_item_editor->get_viewport_control()->update(); canvas_item_editor->get_viewport_control()->update();
return true; return true;
@ -240,66 +287,31 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
if (mb->is_pressed()) { if (mb->is_pressed()) {
if (mb->get_control()) { const PosVertex insert = closest_edge_point(gpoint);
const int n_polygons = _get_polygon_count(); if (insert.valid()) {
if (n_polygons >= 1) { Vector<Vector2> vertices = _get_polygon(insert.polygon);
Vector<Vector2> vertices = _get_polygon(n_polygons - 1); if (vertices.size() < 3) {
if (vertices.size() < 3) { vertices.push_back(cpoint);
undo_redo->create_action(TTR("Edit Poly"));
selected_point = Vertex(insert.polygon, vertices.size());
_action_set_polygon(insert.polygon, vertices);
_commit_action();
return true;
} else {
vertices.push_back(cpoint); Vector<Vector2> vertices = _get_polygon(insert.polygon);
undo_redo->create_action(TTR("Edit Poly"));
_action_set_polygon(n_polygons - 1, vertices);
_commit_action();
return true;
}
}
//search edges
int closest_poly = -1;
int closest_idx = -1;
Vector2 closest_pos;
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 p[2] = { xform.xform(points[i] + offset),
xform.xform(points[(i + 1) % n_points] + offset) };
Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint, p);
if (cp.distance_squared_to(points[0]) < CMP_EPSILON2 || cp.distance_squared_to(points[1]) < CMP_EPSILON2)
continue; //not valid to reuse point
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_threshold) {
closest_poly = j;
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
}
if (closest_idx >= 0) {
Vector<Vector2> vertices = _get_polygon(closest_poly);
pre_move_edit = vertices; pre_move_edit = vertices;
vertices.insert(closest_idx + 1, xform.affine_inverse().xform(closest_pos)); edited_point = PosVertex(insert.polygon, insert.vertex + 1, xform.affine_inverse().xform(insert.pos));
edited_point = closest_idx + 1; vertices.insert(edited_point.vertex, edited_point.pos);
edited_polygon = closest_poly; selected_point = edited_point;
edited_point_pos = xform.affine_inverse().xform(closest_pos); edge_point = PosVertex();
undo_redo->create_action(TTR("Insert Point")); undo_redo->create_action(TTR("Insert Point"));
_action_set_polygon(closest_poly, vertices); _action_set_polygon(insert.polygon, vertices);
_commit_action(); _commit_action();
return true; return true;
@ -307,109 +319,46 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
} else { } else {
//look for points to move //look for points to move
int closest_poly = -1; const PosVertex closest = closest_point(gpoint);
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
const int n_polygons = _get_polygon_count(); if (closest.valid()) {
for (int j = 0; j < n_polygons; j++) { pre_move_edit = _get_polygon(closest.polygon);
edited_point = PosVertex(closest, xform.affine_inverse().xform(closest.pos));
PoolVector<Vector2> points = _get_polygon(j); selected_point = closest;
const Vector2 offset = _get_offset(j); edge_point = PosVertex();
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(gpoint);
if (d < closest_dist && d < grab_threshold) {
closest_poly = j;
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
}
if (closest_idx >= 0) {
pre_move_edit = _get_polygon(closest_poly);
edited_polygon = closest_poly;
edited_point = closest_idx;
edited_point_pos = xform.affine_inverse().xform(closest_pos);
canvas_item_editor->get_viewport_control()->update(); canvas_item_editor->get_viewport_control()->update();
return true; return true;
} else {
selected_point = Vertex();
} }
} }
} else { } else {
if (edited_point != -1) { if (edited_point.valid()) {
//apply //apply
Vector<Vector2> vertices = _get_polygon(edited_polygon); Vector<Vector2> vertices = _get_polygon(edited_point.polygon);
ERR_FAIL_INDEX_V(edited_point, vertices.size(), false); ERR_FAIL_INDEX_V(edited_point.vertex, vertices.size(), false);
vertices[edited_point] = edited_point_pos - _get_offset(edited_polygon); vertices[edited_point.vertex] = edited_point.pos - _get_offset(edited_point.polygon);
undo_redo->create_action(TTR("Edit Poly")); undo_redo->create_action(TTR("Edit Poly"));
_action_set_polygon(edited_polygon, pre_move_edit, vertices); _action_set_polygon(edited_point.polygon, pre_move_edit, vertices);
_commit_action(); _commit_action();
edited_point = -1; edited_point = PosVertex();
return true; return true;
} }
} }
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && edited_point == -1) { } else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && !edited_point.valid()) {
int closest_poly = -1; const PosVertex closest = closest_point(gpoint);
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
const int n_polygons = _get_polygon_count();
for (int j = 0; j < n_polygons; j++) { if (closest.valid()) {
PoolVector<Vector2> points = _get_polygon(j); remove_point(closest);
const int n_points = points.size();
const Vector2 offset = _get_offset(j);
for (int i = 0; i < n_points; i++) {
Vector2 cp = xform.xform(points[i] + offset);
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_threshold) {
closest_poly = j;
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
}
if (closest_idx >= 0) {
PoolVector<Vector2> vertices = _get_polygon(closest_poly);
if (vertices.size() > 3) {
vertices.remove(closest_idx);
undo_redo->create_action(TTR("Edit Poly (Remove Point)"));
_action_set_polygon(closest_poly, vertices);
_commit_action();
} else {
undo_redo->create_action(TTR("Remove Poly And Point"));
_action_remove_polygon(closest_poly);
_commit_action();
}
if (_is_empty())
_menu_option(MODE_CREATE);
return true; return true;
} }
} }
@ -420,21 +369,70 @@ bool AbstractPolygon2DEditor::forward_gui_input(const Ref<InputEvent> &p_event)
if (mm.is_valid()) { if (mm.is_valid()) {
if (edited_point != -1 && (wip_active || (mm->get_button_mask() & BUTTON_MASK_LEFT))) { Vector2 gpoint = mm->get_position();
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(mm->get_position())));
edited_point_pos = cpoint; 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) { if (!wip_active) {
Vector<Vector2> vertices = _get_polygon(edited_polygon); Vector<Vector2> vertices = _get_polygon(edited_point.polygon);
ERR_FAIL_INDEX_V(edited_point, vertices.size(), false); ERR_FAIL_INDEX_V(edited_point.vertex, vertices.size(), false);
vertices[edited_point] = cpoint - _get_offset(edited_polygon); vertices[edited_point.vertex] = cpoint - _get_offset(edited_point.polygon);
_set_polygon(edited_polygon, vertices); _set_polygon(edited_point.polygon, vertices);
} }
canvas_item_editor->get_viewport_control()->update(); canvas_item_editor->get_viewport_control()->update();
} else if (mode == MODE_EDIT) {
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() && (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);
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;
}
} }
} }
@ -448,7 +446,10 @@ void AbstractPolygon2DEditor::forward_draw_over_canvas(Control *p_canvas) {
Control *vpc = canvas_item_editor->get_viewport_control(); Control *vpc = canvas_item_editor->get_viewport_control();
Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform(); Transform2D xform = canvas_item_editor->get_canvas_transform() * _get_node()->get_global_transform();
Ref<Texture> handle = get_icon("EditorHandle", "EditorIcons"); Ref<Texture> default_handle = get_icon("EditorHandle", "EditorIcons");
Ref<Texture> selected_handle = get_icon("EditorHandleSelected", "EditorIcons");
const Vertex active_point = get_active_point();
const int n_polygons = _get_polygon_count(); const int n_polygons = _get_polygon_count();
for (int j = -1; j < n_polygons; j++) { for (int j = -1; j < n_polygons; j++) {
@ -459,7 +460,7 @@ void AbstractPolygon2DEditor::forward_draw_over_canvas(Control *p_canvas) {
PoolVector<Vector2> points; PoolVector<Vector2> points;
Vector2 offset; Vector2 offset;
if (wip_active && j == edited_polygon) { if (wip_active && j == edited_point.polygon) {
points = Variant(wip); points = Variant(wip);
offset = Vector2(0, 0); offset = Vector2(0, 0);
@ -471,7 +472,7 @@ void AbstractPolygon2DEditor::forward_draw_over_canvas(Control *p_canvas) {
offset = _get_offset(j); offset = _get_offset(j);
} }
if (!wip_active && j == edited_polygon && edited_point >= 0 && EDITOR_DEF("editors/poly_editor/show_previous_outline", true)) { 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 Color col = Color(0.5, 0.5, 0.5); // FIXME polygon->get_outline_color();
const int n = pre_move_edit.size(); const int n = pre_move_edit.size();
@ -493,10 +494,12 @@ void AbstractPolygon2DEditor::forward_draw_over_canvas(Control *p_canvas) {
for (int i = 0; i < n_points; i++) { for (int i = 0; i < n_points; i++) {
const Vertex vertex(j, i);
Vector2 p, p2; Vector2 p, p2;
p = (j == edited_polygon && i == edited_point) ? edited_point_pos : (points[i] + offset); p = (vertex == edited_point) ? edited_point.pos : (points[i] + offset);
if (j == edited_polygon && ((wip_active && i == n_points - 1) || (((i + 1) % n_points) == edited_point))) if (j == edited_point.polygon && ((wip_active && i == n_points - 1) || (((i + 1) % n_points) == edited_point.vertex)))
p2 = edited_point_pos; p2 = edited_point.pos;
else else
p2 = points[(i + 1) % n_points] + offset; p2 = points[(i + 1) % n_points] + offset;
@ -504,9 +507,16 @@ void AbstractPolygon2DEditor::forward_draw_over_canvas(Control *p_canvas) {
Vector2 next_point = xform.xform(p2); Vector2 next_point = xform.xform(p2);
vpc->draw_line(point, next_point, col, 2); vpc->draw_line(point, next_point, col, 2);
Ref<Texture> handle = vertex == active_point ? selected_handle : default_handle;
vpc->draw_texture(handle, point - handle->get_size() * 0.5); vpc->draw_texture(handle, point - handle->get_size() * 0.5);
} }
} }
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) { void AbstractPolygon2DEditor::edit(Node *p_polygon) {
@ -525,7 +535,9 @@ void AbstractPolygon2DEditor::edit(Node *p_polygon) {
wip.clear(); wip.clear();
wip_active = false; wip_active = false;
edited_point = -1; edited_point = PosVertex();
hover_point = Vertex();
selected_point = Vertex();
canvas_item_editor->get_viewport_control()->update(); canvas_item_editor->get_viewport_control()->update();
@ -542,6 +554,107 @@ void AbstractPolygon2DEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_create_resource"), &AbstractPolygon2DEditor::_create_resource); 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() > 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();
for (int i = 0; i < n_points; 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) { AbstractPolygon2DEditor::AbstractPolygon2DEditor(EditorNode *p_editor, bool p_wip_destructive) {
canvas_item_editor = NULL; canvas_item_editor = NULL;
@ -549,9 +662,13 @@ AbstractPolygon2DEditor::AbstractPolygon2DEditor(EditorNode *p_editor, bool p_wi
undo_redo = editor->get_undo_redo(); undo_redo = editor->get_undo_redo();
wip_active = false; wip_active = false;
edited_polygon = -1; edited_point = PosVertex();
wip_destructive = p_wip_destructive; wip_destructive = p_wip_destructive;
hover_point = Vertex();
selected_point = Vertex();
edge_point = PosVertex();
add_child(memnew(VSeparator)); add_child(memnew(VSeparator));
button_create = memnew(ToolButton); button_create = memnew(ToolButton);
add_child(button_create); add_child(button_create);

35
editor/plugins/abstract_polygon_2d_editor.h
View file

@ -47,9 +47,33 @@ class AbstractPolygon2DEditor : public HBoxContainer {
ToolButton *button_create; ToolButton *button_create;
ToolButton *button_edit; ToolButton *button_edit;
int edited_polygon; struct Vertex {
int edited_point; Vertex();
Vector2 edited_point_pos; Vertex(int p_vertex);
Vertex(int p_polygon, int p_vertex);
bool operator==(const Vertex &p_vertex) const;
bool operator!=(const Vertex &p_vertex) const;
bool valid() const;
int polygon;
int vertex;
};
struct PosVertex : public Vertex {
PosVertex();
PosVertex(const Vertex &p_vertex, const Vector2 &p_pos);
PosVertex(int p_polygon, int p_vertex, const Vector2 &p_pos);
Vector2 pos;
};
PosVertex edited_point;
Vertex hover_point; // point under mouse cursor
Vertex selected_point; // currently selected
PosVertex edge_point; // adding an edge point?
Vector<Vector2> pre_move_edit; Vector<Vector2> pre_move_edit;
Vector<Vector2> wip; Vector<Vector2> wip;
bool wip_active; bool wip_active;
@ -80,6 +104,11 @@ protected:
void _node_removed(Node *p_node); void _node_removed(Node *p_node);
static void _bind_methods(); static void _bind_methods();
void remove_point(const Vertex &p_vertex);
Vertex get_active_point() const;
PosVertex closest_point(const Vector2 &p_pos) const;
PosVertex closest_edge_point(const Vector2 &p_pos) const;
bool _is_empty() const; bool _is_empty() const;
void _commit_action(); void _commit_action();