Merge pull request #24165 from YeldhamDev/light_occluder_reuse_polygon

Make LightOccluder2D Editor use the AbstractPolygon Editor instead of its own
This commit is contained in:
Rémi Verschelde 2018-12-05 08:59:29 +01:00 committed by GitHub
commit 99640ac583
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2 changed files with 74 additions and 447 deletions

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@ -30,425 +30,91 @@
#include "light_occluder_2d_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "core/os/file_access.h"
#include "editor/editor_settings.h"
Ref<OccluderPolygon2D> LightOccluder2DEditor::_ensure_occluder() const {
void LightOccluder2DEditor::_notification(int p_what) {
Ref<OccluderPolygon2D> occluder = node->get_occluder_polygon();
if (!occluder.is_valid()) {
switch (p_what) {
case NOTIFICATION_READY: {
button_create->set_icon(get_icon("Edit", "EditorIcons"));
button_edit->set_icon(get_icon("MovePoint", "EditorIcons"));
button_edit->set_pressed(true);
get_tree()->connect("node_removed", this, "_node_removed");
create_poly->connect("confirmed", this, "_create_poly");
} break;
case NOTIFICATION_PHYSICS_PROCESS: {
} break;
}
}
void LightOccluder2DEditor::_node_removed(Node *p_node) {
if (p_node == node) {
node = NULL;
hide();
canvas_item_editor->update_viewport();
occluder = Ref<OccluderPolygon2D>(memnew(OccluderPolygon2D));
node->set_occluder_polygon(occluder);
}
return occluder;
}
void LightOccluder2DEditor::_menu_option(int p_option) {
Node2D *LightOccluder2DEditor::_get_node() const {
switch (p_option) {
case MODE_CREATE: {
mode = MODE_CREATE;
button_create->set_pressed(true);
button_edit->set_pressed(false);
} break;
case MODE_EDIT: {
mode = MODE_EDIT;
button_create->set_pressed(false);
button_edit->set_pressed(true);
} break;
}
return node;
}
void LightOccluder2DEditor::_wip_close(bool p_closed) {
void LightOccluder2DEditor::_set_node(Node *p_polygon) {
undo_redo->create_action(TTR("Create Poly"));
undo_redo->add_undo_method(node->get_occluder_polygon().ptr(), "set_polygon", node->get_occluder_polygon()->get_polygon());
undo_redo->add_do_method(node->get_occluder_polygon().ptr(), "set_polygon", wip);
undo_redo->add_undo_method(node->get_occluder_polygon().ptr(), "set_closed", node->get_occluder_polygon()->is_closed());
undo_redo->add_do_method(node->get_occluder_polygon().ptr(), "set_closed", p_closed);
undo_redo->add_do_method(canvas_item_editor, "update_viewport");
undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
undo_redo->commit_action();
wip.clear();
wip_active = false;
mode = MODE_EDIT;
button_edit->set_pressed(true);
button_create->set_pressed(false);
edited_point = -1;
node = Object::cast_to<LightOccluder2D>(p_polygon);
}
bool LightOccluder2DEditor::forward_gui_input(const Ref<InputEvent> &p_event) {
bool LightOccluder2DEditor::_is_line() const {
if (!node)
return false;
if (node->get_occluder_polygon().is_null()) {
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
create_poly->set_text(TTR("No OccluderPolygon2D resource on this node.\nCreate and assign one?"));
create_poly->popup_centered_minsize();
}
return (mb.is_valid() && mb->get_button_index() == 1);
}
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Vector2 gpoint = mb->get_position();
Vector2 cpoint = node->get_global_transform().affine_inverse().xform(canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mb->get_position())));
Vector<Vector2> poly = Variant(node->get_occluder_polygon()->get_polygon());
//first check if a point is to be added (segment split)
real_t grab_threshold = EDITOR_DEF("editors/poly_editor/point_grab_radius", 8);
switch (mode) {
case MODE_CREATE: {
if (mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
if (!wip_active) {
wip.clear();
wip.push_back(cpoint);
wip_active = true;
edited_point_pos = cpoint;
canvas_item_editor->update_viewport();
edited_point = 1;
return true;
} else {
if (wip.size() > 1 && xform.xform(wip[0]).distance_to(gpoint) < grab_threshold) {
//wip closed
_wip_close(true);
return true;
} else if (wip.size() > 1 && xform.xform(wip[wip.size() - 1]).distance_to(gpoint) < grab_threshold) {
//wip closed
_wip_close(false);
return true;
} else {
wip.push_back(cpoint);
edited_point = wip.size();
canvas_item_editor->update_viewport();
return true;
//add wip point
}
}
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && wip_active) {
_wip_close(true);
}
} break;
case MODE_EDIT: {
if (mb->get_button_index() == BUTTON_LEFT) {
if (mb->is_pressed()) {
if (mb->get_control()) {
if (poly.size() < 3) {
undo_redo->create_action(TTR("Edit Poly"));
undo_redo->add_undo_method(node->get_occluder_polygon().ptr(), "set_polygon", poly);
poly.push_back(cpoint);
undo_redo->add_do_method(node->get_occluder_polygon().ptr(), "set_polygon", poly);
undo_redo->add_do_method(canvas_item_editor, "update_viewport");
undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
undo_redo->commit_action();
return true;
}
//search edges
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
for (int i = 0; i < poly.size(); i++) {
Vector2 points[2] = { xform.xform(poly[i]),
xform.xform(poly[(i + 1) % poly.size()]) };
Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint, points);
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_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
if (closest_idx >= 0) {
pre_move_edit = poly;
poly.insert(closest_idx + 1, xform.affine_inverse().xform(closest_pos));
edited_point = closest_idx + 1;
edited_point_pos = xform.affine_inverse().xform(closest_pos);
node->get_occluder_polygon()->set_polygon(Variant(poly));
canvas_item_editor->update_viewport();
return true;
}
} else {
//look for points to move
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
for (int i = 0; i < poly.size(); i++) {
Vector2 cp = xform.xform(poly[i]);
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_threshold) {
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
if (closest_idx >= 0) {
pre_move_edit = poly;
edited_point = closest_idx;
edited_point_pos = xform.affine_inverse().xform(closest_pos);
canvas_item_editor->update_viewport();
return true;
}
}
} else {
if (edited_point != -1) {
//apply
ERR_FAIL_INDEX_V(edited_point, poly.size(), false);
poly.write[edited_point] = edited_point_pos;
undo_redo->create_action(TTR("Edit Poly"));
undo_redo->add_do_method(node->get_occluder_polygon().ptr(), "set_polygon", poly);
undo_redo->add_undo_method(node->get_occluder_polygon().ptr(), "set_polygon", pre_move_edit);
undo_redo->add_do_method(canvas_item_editor, "update_viewport");
undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
undo_redo->commit_action();
edited_point = -1;
return true;
}
}
} else if (mb->get_button_index() == BUTTON_RIGHT && mb->is_pressed() && edited_point == -1) {
int closest_idx = -1;
Vector2 closest_pos;
real_t closest_dist = 1e10;
for (int i = 0; i < poly.size(); i++) {
Vector2 cp = xform.xform(poly[i]);
real_t d = cp.distance_to(gpoint);
if (d < closest_dist && d < grab_threshold) {
closest_dist = d;
closest_pos = cp;
closest_idx = i;
}
}
if (closest_idx >= 0) {
undo_redo->create_action(TTR("Edit Poly (Remove Point)"));
undo_redo->add_undo_method(node->get_occluder_polygon().ptr(), "set_polygon", poly);
poly.remove(closest_idx);
undo_redo->add_do_method(node->get_occluder_polygon().ptr(), "set_polygon", poly);
undo_redo->add_do_method(canvas_item_editor, "update_viewport");
undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
undo_redo->commit_action();
return true;
}
}
} break;
}
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
if (edited_point != -1 && (wip_active || mm->get_button_mask() & BUTTON_MASK_LEFT)) {
Vector2 gpoint = mm->get_position();
Vector2 cpoint = canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint);
cpoint = canvas_item_editor->snap_point(cpoint);
edited_point_pos = node->get_global_transform().affine_inverse().xform(cpoint);
canvas_item_editor->update_viewport();
}
}
return false;
}
void LightOccluder2DEditor::forward_canvas_draw_over_viewport(Control *p_overlay) {
if (!node || !node->get_occluder_polygon().is_valid())
return;
Vector<Vector2> poly;
if (wip_active)
poly = wip;
Ref<OccluderPolygon2D> occluder = node->get_occluder_polygon();
if (occluder.is_valid())
return !occluder->is_closed();
else
poly = Variant(node->get_occluder_polygon()->get_polygon());
Transform2D xform = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
Ref<Texture> handle = get_icon("EditorHandle", "EditorIcons");
for (int i = 0; i < poly.size(); i++) {
Vector2 p, p2;
p = i == edited_point ? edited_point_pos : poly[i];
if ((wip_active && i == poly.size() - 1) || (((i + 1) % poly.size()) == edited_point))
p2 = edited_point_pos;
else
p2 = poly[(i + 1) % poly.size()];
Vector2 point = xform.xform(p);
Vector2 next_point = xform.xform(p2);
Color col = Color(1, 0.3, 0.1, 0.8);
if (i == poly.size() - 1 && (!node->get_occluder_polygon()->is_closed() || wip_active)) {
} else {
p_overlay->draw_line(point, next_point, col, 2);
}
p_overlay->draw_texture(handle, point - handle->get_size() * 0.5);
}
return false;
}
void LightOccluder2DEditor::edit(Node *p_collision_polygon) {
int LightOccluder2DEditor::_get_polygon_count() const {
if (!canvas_item_editor) {
canvas_item_editor = CanvasItemEditor::get_singleton();
}
if (p_collision_polygon) {
node = Object::cast_to<LightOccluder2D>(p_collision_polygon);
wip.clear();
wip_active = false;
edited_point = -1;
canvas_item_editor->update_viewport();
} else {
node = NULL;
}
Ref<OccluderPolygon2D> occluder = node->get_occluder_polygon();
if (occluder.is_valid())
return occluder->get_polygon().size();
else
return 0;
}
void LightOccluder2DEditor::_create_poly() {
Variant LightOccluder2DEditor::_get_polygon(int p_idx) const {
Ref<OccluderPolygon2D> occluder = node->get_occluder_polygon();
if (occluder.is_valid())
return occluder->get_polygon();
else
return Variant(Vector<Vector2>());
}
void LightOccluder2DEditor::_set_polygon(int p_idx, const Variant &p_polygon) const {
Ref<OccluderPolygon2D> occluder = _ensure_occluder();
occluder->set_polygon(p_polygon);
}
void LightOccluder2DEditor::_action_set_polygon(int p_idx, const Variant &p_previous, const Variant &p_polygon) {
Ref<OccluderPolygon2D> occluder = _ensure_occluder();
undo_redo->add_do_method(occluder.ptr(), "set_polygon", p_polygon);
undo_redo->add_undo_method(occluder.ptr(), "set_polygon", p_previous);
}
bool LightOccluder2DEditor::_has_resource() const {
return node && node->get_occluder_polygon().is_valid();
}
void LightOccluder2DEditor::_create_resource() {
if (!node)
return;
undo_redo->create_action(TTR("Create Occluder Polygon"));
undo_redo->add_do_method(node, "set_occluder_polygon", Ref<OccluderPolygon2D>(memnew(OccluderPolygon2D)));
undo_redo->add_undo_method(node, "set_occluder_polygon", Variant(REF()));
undo_redo->commit_action();
_menu_option(MODE_CREATE);
}
void LightOccluder2DEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_menu_option"), &LightOccluder2DEditor::_menu_option);
ClassDB::bind_method(D_METHOD("_node_removed"), &LightOccluder2DEditor::_node_removed);
ClassDB::bind_method(D_METHOD("_create_poly"), &LightOccluder2DEditor::_create_poly);
}
LightOccluder2DEditor::LightOccluder2DEditor(EditorNode *p_editor) {
LightOccluder2DEditor::LightOccluder2DEditor(EditorNode *p_editor) :
AbstractPolygon2DEditor(p_editor) {
node = NULL;
canvas_item_editor = NULL;
editor = p_editor;
undo_redo = editor->get_undo_redo();
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:") + "\n" + TTR("LMB: Move Point.") + "\n" + TTR("Ctrl+LMB: Split Segment.") + "\n" + TTR("RMB: Erase Point."));
create_poly = memnew(ConfirmationDialog);
add_child(create_poly);
create_poly->get_ok()->set_text(TTR("Create"));
mode = MODE_EDIT;
wip_active = false;
}
void LightOccluder2DEditorPlugin::edit(Object *p_object) {
light_occluder_editor->edit(Object::cast_to<Node>(p_object));
}
bool LightOccluder2DEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("LightOccluder2D");
}
void LightOccluder2DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
light_occluder_editor->show();
} else {
light_occluder_editor->hide();
light_occluder_editor->edit(NULL);
}
}
LightOccluder2DEditorPlugin::LightOccluder2DEditorPlugin(EditorNode *p_node) {
editor = p_node;
light_occluder_editor = memnew(LightOccluder2DEditor(p_node));
CanvasItemEditor::get_singleton()->add_control_to_menu_panel(light_occluder_editor);
light_occluder_editor->hide();
}
LightOccluder2DEditorPlugin::~LightOccluder2DEditorPlugin() {
LightOccluder2DEditorPlugin::LightOccluder2DEditorPlugin(EditorNode *p_node) :
AbstractPolygon2DEditorPlugin(p_node, memnew(LightOccluder2DEditor(p_node)), "LightOccluder2D") {
}

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@ -31,83 +31,44 @@
#ifndef LIGHT_OCCLUDER_2D_EDITOR_PLUGIN_H
#define LIGHT_OCCLUDER_2D_EDITOR_PLUGIN_H
#include "editor/editor_node.h"
#include "editor/editor_plugin.h"
#include "editor/plugins/abstract_polygon_2d_editor.h"
#include "scene/2d/light_occluder_2d.h"
#include "scene/gui/tool_button.h"
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
class CanvasItemEditor;
class LightOccluder2DEditor : public AbstractPolygon2DEditor {
class LightOccluder2DEditor : public HBoxContainer {
GDCLASS(LightOccluder2DEditor, AbstractPolygon2DEditor);
GDCLASS(LightOccluder2DEditor, HBoxContainer);
UndoRedo *undo_redo;
enum Mode {
MODE_CREATE,
MODE_EDIT,
};
Mode mode;
ToolButton *button_create;
ToolButton *button_edit;
CanvasItemEditor *canvas_item_editor;
EditorNode *editor;
Panel *panel;
LightOccluder2D *node;
MenuButton *options;
int edited_point;
Vector2 edited_point_pos;
Vector<Vector2> pre_move_edit;
Vector<Vector2> wip;
bool wip_active;
ConfirmationDialog *create_poly;
void _wip_close(bool p_closed);
void _menu_option(int p_option);
void _create_poly();
Ref<OccluderPolygon2D> _ensure_occluder() const;
protected:
void _notification(int p_what);
void _node_removed(Node *p_node);
static void _bind_methods();
virtual Node2D *_get_node() const;
virtual void _set_node(Node *p_polygon);
virtual bool _is_line() const;
virtual int _get_polygon_count() const;
virtual Variant _get_polygon(int p_idx) const;
virtual void _set_polygon(int p_idx, const Variant &p_polygon) const;
virtual void _action_set_polygon(int p_idx, const Variant &p_previous, const Variant &p_polygon);
virtual bool _has_resource() const;
virtual void _create_resource();
public:
Vector2 snap_point(const Vector2 &p_point) const;
void forward_canvas_draw_over_viewport(Control *p_overlay);
bool forward_gui_input(const Ref<InputEvent> &p_event);
void edit(Node *p_collision_polygon);
LightOccluder2DEditor(EditorNode *p_editor);
};
class LightOccluder2DEditorPlugin : public EditorPlugin {
class LightOccluder2DEditorPlugin : public AbstractPolygon2DEditorPlugin {
GDCLASS(LightOccluder2DEditorPlugin, EditorPlugin);
LightOccluder2DEditor *light_occluder_editor;
EditorNode *editor;
GDCLASS(LightOccluder2DEditorPlugin, AbstractPolygon2DEditorPlugin);
public:
virtual bool forward_canvas_gui_input(const Ref<InputEvent> &p_event) { return light_occluder_editor->forward_gui_input(p_event); }
virtual void forward_canvas_draw_over_viewport(Control *p_overlay) { return light_occluder_editor->forward_canvas_draw_over_viewport(p_overlay); }
virtual String get_name() const { return "LightOccluder2D"; }
bool has_main_screen() const { return false; }
virtual void edit(Object *p_object);
virtual bool handles(Object *p_object) const;
virtual void make_visible(bool p_visible);
LightOccluder2DEditorPlugin(EditorNode *p_node);
~LightOccluder2DEditorPlugin();
};
#endif // LIGHT_OCCLUDER_2D_EDITOR_PLUGIN_H