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Ability to set rotation and scaling pivot for controls.

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This commit is contained in:
Juan Linietsky 2017-07-06 17:42:44 -03:00
parent fd9b4ba6e6
commit bd9d98c172
4 changed files with 96 additions and 11 deletions
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58
editor/plugins/canvas_item_editor_plugin.cpp
View file

@ -199,6 +199,25 @@ void CanvasItemEditor::_edit_set_pivot(const Vector2 &mouse_pos) {
undo_redo->add_undo_method(n2dc, "set_global_position", n2dc->get_global_position());
}
}
Control *cnt = E->get()->cast_to<Control>();
if (cnt) {
Vector2 old_pivot = cnt->get_pivot_offset();
Vector2 new_pivot = cnt->get_global_transform_with_canvas().affine_inverse().xform(mouse_pos);
Vector2 old_pos = cnt->get_position();
Vector2 top_pos = cnt->get_transform().get_origin(); //remember where top pos was
cnt->set_pivot_offset(new_pivot);
Vector2 new_top_pos = cnt->get_transform().get_origin(); //check where it is now
Vector2 new_pos = old_pos - (new_top_pos - top_pos); //offset it back
undo_redo->add_do_method(cnt, "set_pivot_offset", new_pivot);
undo_redo->add_do_method(cnt, "set_position", new_pos);
undo_redo->add_undo_method(cnt, "set_pivot_offset", old_pivot);
undo_redo->add_undo_method(cnt, "set_position", old_pos);
}
}
undo_redo->commit_action();
@ -842,6 +861,8 @@ void CanvasItemEditor::_prepare_drag(const Point2 &p_click_pos) {
se->undo_state = canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot = canvas_item->cast_to<Node2D>()->edit_get_pivot();
if (canvas_item->cast_to<Control>())
se->undo_pivot = canvas_item->cast_to<Control>()->get_pivot_offset();
}
if (selection.size() == 1 && selection[0]->cast_to<Node2D>()) {
@ -1149,6 +1170,8 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
canvas_item->edit_set_state(se->undo_state);
if (canvas_item->cast_to<Node2D>())
canvas_item->cast_to<Node2D>()->edit_set_pivot(se->undo_pivot);
if (canvas_item->cast_to<Node2D>())
canvas_item->cast_to<Control>()->set_pivot_offset(se->undo_pivot);
}
}
@ -1238,12 +1261,18 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
Variant state = canvas_item->edit_get_state();
undo_redo->add_do_method(canvas_item, "edit_set_state", state);
undo_redo->add_undo_method(canvas_item, "edit_set_state", se->undo_state);
if (canvas_item->cast_to<Node2D>()) {
{
Node2D *pvt = canvas_item->cast_to<Node2D>();
if (pvt->edit_has_pivot()) {
if (pvt && pvt->edit_has_pivot()) {
undo_redo->add_do_method(canvas_item, "edit_set_pivot", pvt->edit_get_pivot());
undo_redo->add_undo_method(canvas_item, "edit_set_pivot", se->undo_pivot);
}
Control *cnt = canvas_item->cast_to<Control>();
if (cnt) {
undo_redo->add_do_method(canvas_item, "set_pivot_offset", cnt->get_pivot_offset());
undo_redo->add_undo_method(canvas_item, "set_pivot_offset", se->undo_pivot);
}
}
}
undo_redo->commit_action();
@ -1380,7 +1409,7 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
if (canvas_item->cast_to<Node2D>())
se->undo_pivot = canvas_item->cast_to<Node2D>()->edit_get_pivot();
if (canvas_item->cast_to<Control>())
se->undo_pivot = Vector2();
se->undo_pivot = canvas_item->cast_to<Control>()->get_pivot_offset();
return;
}
@ -1405,6 +1434,8 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
se->undo_state = canvas_item->edit_get_state();
if (canvas_item->cast_to<Node2D>())
se->undo_pivot = canvas_item->cast_to<Node2D>()->edit_get_pivot();
if (canvas_item->cast_to<Control>())
se->undo_pivot = canvas_item->cast_to<Control>()->get_pivot_offset();
return;
}
@ -1522,6 +1553,8 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
canvas_item->edit_set_state(se->undo_state); //reset state and reapply
if (canvas_item->cast_to<Node2D>())
canvas_item->cast_to<Node2D>()->edit_set_pivot(se->undo_pivot);
if (canvas_item->cast_to<Control>())
canvas_item->cast_to<Control>()->set_pivot_offset(se->undo_pivot);
}
Vector2 dfrom = drag_from;
@ -1659,6 +1692,9 @@ void CanvasItemEditor::_viewport_gui_input(const Ref<InputEvent> &p_event) {
Node2D *n2d = canvas_item->cast_to<Node2D>();
n2d->edit_set_pivot(se->undo_pivot + drag_vector);
}
if (canvas_item->cast_to<Control>()) {
canvas_item->cast_to<Control>()->set_pivot_offset(se->undo_pivot + drag_vector);
}
continue;
} break;
case DRAG_NODE_2D: {
@ -1920,6 +1956,14 @@ void CanvasItemEditor::_viewport_draw() {
pivot_found = true;
}
}
if (canvas_item->cast_to<Control>()) {
Vector2 pivot_ofs = canvas_item->cast_to<Control>()->get_pivot_offset();
if (pivot_ofs != Vector2()) {
viewport->draw_texture(pivot, xform.xform(pivot_ofs) + (-pivot->get_size() / 2).floor());
}
can_move_pivot = true;
pivot_found = true;
}
if (tool == TOOL_SELECT) {
@ -2108,10 +2152,16 @@ void CanvasItemEditor::_notification(int p_what) {
Transform2D xform = canvas_item->get_transform();
if (r != se->prev_rect || xform != se->prev_xform) {
Vector2 pivot;
if (canvas_item->cast_to<Control>()) {
pivot = canvas_item->cast_to<Control>()->get_pivot_offset();
}
if (r != se->prev_rect || xform != se->prev_xform || pivot != se->prev_pivot) {
viewport->update();
se->prev_rect = r;
se->prev_xform = xform;
se->prev_pivot = pivot;
}
}

1
editor/plugins/canvas_item_editor_plugin.h
View file

@ -56,6 +56,7 @@ public:
Transform2D prev_xform;
float prev_rot;
Rect2 prev_rect;
Vector2 prev_pivot;
CanvasItemEditorSelectedItem() { prev_rot = 0; }
};

42
scene/gui/control.cpp
View file

@ -90,11 +90,22 @@ Size2 Control::edit_get_minimum_size() const {
return get_combined_minimum_size();
}
Transform2D Control::_get_internal_transform() const {
Transform2D rot_scale;
rot_scale.set_rotation_and_scale(data.rotation, data.scale);
Transform2D offset;
offset.set_origin(-data.pivot_offset);
return offset.affine_inverse() * (rot_scale * offset);
}
void Control::edit_set_rect(const Rect2 &p_edit_rect) {
Transform2D postxf;
postxf.set_rotation_and_scale(data.rotation, data.scale);
Vector2 new_pos = postxf.xform(p_edit_rect.position);
Transform2D xform = _get_internal_transform();
// xform[2] += get_position();
Vector2 new_pos = xform.basis_xform(p_edit_rect.position);
Vector2 pos = get_position() + new_pos;
@ -353,8 +364,9 @@ void Control::remove_child_notify(Node *p_child) {
void Control::_update_canvas_item_transform() {
Transform2D xform = Transform2D(data.rotation, get_position());
xform.scale_basis(data.scale);
Transform2D xform = _get_internal_transform();
xform[2] += get_position();
VisualServer::get_singleton()->canvas_item_set_transform(get_canvas_item(), xform);
}
@ -1903,8 +1915,8 @@ Control::CursorShape Control::get_cursor_shape(const Point2 &p_pos) const {
Transform2D Control::get_transform() const {
Transform2D xform = Transform2D(data.rotation, get_position());
xform.scale_basis(data.scale);
Transform2D xform = _get_internal_transform();
xform[2] += get_position();
return xform;
}
@ -2230,6 +2242,19 @@ void Control::_font_changed() {
minimum_size_changed(); //fonts affect minimum size pretty much almost always
}
void Control::set_pivot_offset(const Vector2 &p_pivot) {
data.pivot_offset = p_pivot;
update();
_notify_transform();
_change_notify("rect_pivot_offset");
}
Vector2 Control::get_pivot_offset() const {
return data.pivot_offset;
}
void Control::set_scale(const Vector2 &p_scale) {
data.scale = p_scale;
@ -2362,6 +2387,7 @@ void Control::_bind_methods() {
// TODO: Obsolete this method (old name) properly (GH-4397)
ClassDB::bind_method(D_METHOD("_set_rotation_deg", "degrees"), &Control::_set_rotation_deg);
ClassDB::bind_method(D_METHOD("set_scale", "scale"), &Control::set_scale);
ClassDB::bind_method(D_METHOD("set_pivot_offset", "pivot_offset"), &Control::set_pivot_offset);
ClassDB::bind_method(D_METHOD("get_margin", "margin"), &Control::get_margin);
ClassDB::bind_method(D_METHOD("get_begin"), &Control::get_begin);
ClassDB::bind_method(D_METHOD("get_end"), &Control::get_end);
@ -2372,6 +2398,7 @@ void Control::_bind_methods() {
// TODO: Obsolete this method (old name) properly (GH-4397)
ClassDB::bind_method(D_METHOD("_get_rotation_deg"), &Control::_get_rotation_deg);
ClassDB::bind_method(D_METHOD("get_scale"), &Control::get_scale);
ClassDB::bind_method(D_METHOD("get_pivot_offset"), &Control::get_pivot_offset);
ClassDB::bind_method(D_METHOD("get_custom_minimum_size"), &Control::get_custom_minimum_size);
ClassDB::bind_method(D_METHOD("get_parent_area_size"), &Control::get_size);
ClassDB::bind_method(D_METHOD("get_global_position"), &Control::get_global_position);
@ -2491,6 +2518,7 @@ void Control::_bind_methods() {
ADD_PROPERTYNZ(PropertyInfo(Variant::VECTOR2, "rect_min_size"), "set_custom_minimum_size", "get_custom_minimum_size");
ADD_PROPERTYNZ(PropertyInfo(Variant::REAL, "rect_rotation", PROPERTY_HINT_RANGE, "-1080,1080,0.01"), "set_rotation_deg", "get_rotation_deg");
ADD_PROPERTYNO(PropertyInfo(Variant::VECTOR2, "rect_scale"), "set_scale", "get_scale");
ADD_PROPERTYNO(PropertyInfo(Variant::VECTOR2, "rect_pivot_offset"), "set_pivot_offset", "get_pivot_offset");
ADD_PROPERTYNO(PropertyInfo(Variant::BOOL, "rect_clip_content"), "set_clip_contents", "is_clipping_contents");
ADD_GROUP("Hint", "hint_");

6
scene/gui/control.h
View file

@ -127,6 +127,7 @@ private:
float rotation;
Vector2 scale;
Vector2 pivot_offset;
bool pending_resize;
@ -207,6 +208,8 @@ private:
void _update_canvas_item_transform();
Transform2D _get_internal_transform() const;
friend class Viewport;
void _modal_stack_remove();
void _modal_set_prev_focus_owner(ObjectID p_prev);
@ -306,6 +309,9 @@ public:
float get_rotation() const;
float get_rotation_deg() const;
void set_pivot_offset(const Vector2 &p_pivot);
Vector2 get_pivot_offset() const;
void set_scale(const Vector2 &p_scale);
Vector2 get_scale() const;