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Allow for easier editing of rect CollisionShape2D

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This commit is contained in:
kobewi 2021-07-24 21:31:32 +02:00
parent 6d58ea6ce7
commit 10652cd342
2 changed files with 56 additions and 18 deletions
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59
editor/plugins/collision_shape_2d_editor_plugin.cpp
View file

@ -96,7 +96,7 @@ Variant CollisionShape2DEditor::get_handle_value(int idx) const {
case RECTANGLE_SHAPE: {
Ref<RectangleShape2D> rect = node->get_shape();
if (idx < 3) {
if (idx < 8) {
return rect->get_extents().abs();
}
@ -175,16 +175,26 @@ void CollisionShape2DEditor::set_handle(int idx, Point2 &p_point) {
} break;
case RECTANGLE_SHAPE: {
if (idx < 3) {
if (idx < 8) {
Ref<RectangleShape2D> rect = node->get_shape();
Vector2 extents = (Point2)original;
Vector2 extents = rect->get_extents();
if (idx == 2) {
extents = p_point;
} else {
extents[idx] = p_point[idx];
if (RECT_HANDLES[idx].x != 0) {
extents.x = p_point.x * RECT_HANDLES[idx].x;
}
if (RECT_HANDLES[idx].y != 0) {
extents.y = p_point.y * RECT_HANDLES[idx].y;
}
if (Input::get_singleton()->is_key_pressed(KEY_ALT)) {
rect->set_extents(extents.abs());
node->set_global_position(original_transform.get_origin());
} else {
rect->set_extents(((Point2)original + (extents - (Point2)original) * 0.5).abs());
Point2 pos = original_transform.affine_inverse().xform(original_transform.get_origin());
pos += (extents - (Point2)original) * RECT_HANDLES[idx] * 0.5;
node->set_global_position(original_transform.xform(pos));
}
rect->set_extents(extents.abs());
canvas_item_editor->update_viewport();
}
@ -279,8 +289,10 @@ void CollisionShape2DEditor::commit_handle(int idx, Variant &p_org) {
Ref<RectangleShape2D> rect = node->get_shape();
undo_redo->add_do_method(rect.ptr(), "set_extents", rect->get_extents());
undo_redo->add_do_method(node, "set_global_transform", node->get_global_transform());
undo_redo->add_do_method(canvas_item_editor, "update_viewport");
undo_redo->add_undo_method(rect.ptr(), "set_extents", p_org);
undo_redo->add_undo_method(node, "set_global_transform", original_transform);
undo_redo->add_undo_method(canvas_item_editor, "update_viewport");
} break;
@ -341,6 +353,8 @@ bool CollisionShape2DEditor::forward_canvas_gui_input(const Ref<InputEvent> &p_e
}
original = get_handle_value(edit_handle);
original_transform = node->get_global_transform();
last_point = original;
pressed = true;
return true;
@ -368,13 +382,26 @@ bool CollisionShape2DEditor::forward_canvas_gui_input(const Ref<InputEvent> &p_e
}
Vector2 cpoint = canvas_item_editor->snap_point(canvas_item_editor->get_canvas_transform().affine_inverse().xform(mm->get_position()));
cpoint = node->get_global_transform().affine_inverse().xform(cpoint);
cpoint = original_transform.affine_inverse().xform(cpoint);
last_point = cpoint;
set_handle(edit_handle, cpoint);
return true;
}
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (edit_handle == -1 || !pressed || k->is_echo()) {
return false;
}
if (shape_type == RECTANGLE_SHAPE && k->get_scancode() == KEY_ALT) {
set_handle(edit_handle, last_point); // Update handle when Alt key is toggled.
}
}
return false;
}
@ -491,16 +518,12 @@ void CollisionShape2DEditor::forward_canvas_draw_over_viewport(Control *p_overla
case RECTANGLE_SHAPE: {
Ref<RectangleShape2D> shape = node->get_shape();
handles.resize(3);
handles.resize(8);
Vector2 ext = shape->get_extents();
handles.write[0] = Point2(ext.x, 0);
handles.write[1] = Point2(0, -ext.y);
handles.write[2] = Point2(ext.x, -ext.y);
p_overlay->draw_texture(h, gt.xform(handles[0]) - size);
p_overlay->draw_texture(h, gt.xform(handles[1]) - size);
p_overlay->draw_texture(h, gt.xform(handles[2]) - size);
for (int i = 0; i < handles.size(); i++) {
handles.write[i] = RECT_HANDLES[i] * ext;
p_overlay->draw_texture(h, gt.xform(handles[i]) - size);
}
} break;
case SEGMENT_SHAPE: {

15
editor/plugins/collision_shape_2d_editor_plugin.h
View file

@ -31,6 +31,8 @@
#ifndef COLLISION_SHAPE_2D_EDITOR_PLUGIN_H
#define COLLISION_SHAPE_2D_EDITOR_PLUGIN_H
#include "core/os/input.h"
#include "core/os/keyboard.h"
#include "editor/editor_node.h"
#include "editor/editor_plugin.h"
@ -52,6 +54,17 @@ class CollisionShape2DEditor : public Control {
SEGMENT_SHAPE
};
const Point2 RECT_HANDLES[8] = {
Point2(1, 0),
Point2(1, 1),
Point2(0, 1),
Point2(-1, 1),
Point2(-1, 0),
Point2(-1, -1),
Point2(0, -1),
Point2(1, -1),
};
EditorNode *editor;
UndoRedo *undo_redo;
CanvasItemEditor *canvas_item_editor;
@ -63,6 +76,8 @@ class CollisionShape2DEditor : public Control {
int edit_handle;
bool pressed;
Variant original;
Transform2D original_transform;
Point2 last_point;
Variant get_handle_value(int idx) const;
void set_handle(int idx, Point2 &p_point);