C++ Rect2::has_point方法代码示例

bool GraphEdit::is_in_hot_zone(const Vector2 &pos, const Vector2 &p_mouse_pos) {
	if (!Rect2(pos.x - port_grab_distance_horizontal, pos.y - port_grab_distance_vertical, port_grab_distance_horizontal * 2, port_grab_distance_vertical * 2).has_point(p_mouse_pos))
		return false;

	for (int i = 0; i < get_child_count(); i++) {
		Control *child = Object::cast_to<Control>(get_child(i));
		if (!child)
			continue;
		Rect2 rect = child->get_rect();
		if (rect.has_point(p_mouse_pos)) {

			//check sub-controls
			Vector2 subpos = p_mouse_pos - rect.position;

			for (int j = 0; j < child->get_child_count(); j++) {
				Control *subchild = Object::cast_to<Control>(child->get_child(j));
				if (!subchild)
					continue;

				if (_check_clickable_control(subchild, subpos - subchild->get_position())) {
					return false;
				}
			}
		}
	}

	return true;
}

int ItemList::get_item_at_pos(const Point2& p_pos) const {

	Vector2 pos=p_pos;
	Ref<StyleBox> bg = get_stylebox("bg");
	pos-=bg->get_offset();
	pos.y+=scroll_bar->get_val();

	int closest = -1;
	int closest_dist=0x7FFFFFFF;

	for(int i=0;i<items.size();i++) {

		Rect2 rc = items[i].rect_cache;
		if (i%current_columns==current_columns-1) {
			rc.size.width=get_size().width; //not right but works
		}

		if (rc.has_point(pos)) {
			closest=i;
			break;
		}

		float dist = rc.distance_to(pos);
		if (dist<closest_dist) {
			closest=i;
			closest_dist=dist;
		}
	}

	return closest;
}

void AnimationNodeStateMachineEditor::_clip_dst_line_to_rect(Vector2 &r_from, Vector2 &r_to, const Rect2 &p_rect) {

	if (r_to == r_from)
		return;

	//this could be optimized...
	Vector2 n = (r_to - r_from).normalized();
	while (p_rect.has_point(r_to)) {
		r_to -= n;
	}
}

int Tabs::get_tab_idx_at_point(const Point2 &p_point) const {

	int hover_now = -1;
	for (int i = 0; i < tabs.size(); i++) {

		if (i < offset)
			continue;

		Rect2 rect = get_tab_rect(i);
		if (rect.has_point(p_point)) {
			hover_now = i;
		}
	}

	return hover_now;
}

DVector<Vector2> TileMapEditor::_bucket_fill(const Point2i& p_start) {

	if (node->get_cell(p_start.x, p_start.y) != TileMap::INVALID_CELL)
		return DVector<Vector2>();

	int id = get_selected_tile();

	if (id == TileMap::INVALID_CELL)
		return DVector<Vector2>();

	Rect2 r = node->get_item_rect();
	r.pos = r.pos/node->get_cell_size();
	r.size = r.size/node->get_cell_size();

	DVector<Vector2> points;

	List<Point2i> queue;
	queue.push_back(p_start);

	while (queue.size()) {

		Point2i n = queue.front()->get();
		queue.pop_front();

		if (!r.has_point(n))
			continue;

		if (node->get_cell(n.x, n.y) == TileMap::INVALID_CELL) {

			node->set_cellv(n, id, flip_h, flip_v, transpose);

			points.push_back(n);

			queue.push_back(n + Point2i(0, 1));
			queue.push_back(n + Point2i(0, -1));
			queue.push_back(n + Point2i(1, 0));
			queue.push_back(n + Point2i(-1, 0));
		}
	}

	return points;
}

// slow as hell
Control* ControlEditor::_select_control_at_pos(const Point2& p_pos,Node* p_node) {

	for (int i=p_node->get_child_count()-1;i>=0;i--) {

		Control *r=_select_control_at_pos(p_pos,p_node->get_child(i));
		if (r)
			return r;
	}

	Control *c=p_node->cast_to<Control>();

	if (c) {
		Rect2 rect = c->get_window_rect();
		if (c->get_window()==current_window) {
			rect.pos=transform.xform(rect.pos).floor();
		}
		if (rect.has_point(p_pos))
			return c;
	}

	return NULL;
}

void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {

	Ref<InputEventMouseMotion> mm = p_ev;
	if (mm.is_valid() && (mm->get_button_mask() & BUTTON_MASK_MIDDLE || (mm->get_button_mask() & BUTTON_MASK_LEFT && Input::get_singleton()->is_key_pressed(KEY_SPACE)))) {
		h_scroll->set_value(h_scroll->get_value() - mm->get_relative().x);
		v_scroll->set_value(v_scroll->get_value() - mm->get_relative().y);
	}

	if (mm.is_valid() && dragging) {

		just_selected = true;
		// TODO: Remove local mouse pos hack if/when InputEventMouseMotion is fixed to support floats
		//drag_accum+=Vector2(mm->get_relative().x,mm->get_relative().y);
		drag_accum = get_local_mouse_position() - drag_origin;
		for (int i = get_child_count() - 1; i >= 0; i--) {
			GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
			if (gn && gn->is_selected()) {

				Vector2 pos = (gn->get_drag_from() * zoom + drag_accum) / zoom;
				if (is_using_snap()) {
					int snap = get_snap();
					pos = pos.snapped(Vector2(snap, snap));
				}

				gn->set_offset(pos);
			}
		}
	}

	if (mm.is_valid() && box_selecting) {
		box_selecting_to = get_local_mouse_position();

		box_selecting_rect = Rect2(MIN(box_selecting_from.x, box_selecting_to.x),
				MIN(box_selecting_from.y, box_selecting_to.y),
				ABS(box_selecting_from.x - box_selecting_to.x),
				ABS(box_selecting_from.y - box_selecting_to.y));

		for (int i = get_child_count() - 1; i >= 0; i--) {

			GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
			if (!gn)
				continue;

			Rect2 r = gn->get_rect();
			r.size *= zoom;
			bool in_box = r.intersects(box_selecting_rect);

			if (in_box)
				gn->set_selected(box_selection_mode_aditive);
			else
				gn->set_selected(previus_selected.find(gn) != NULL);
		}

		top_layer->update();
	}

	Ref<InputEventMouseButton> b = p_ev;
	if (b.is_valid()) {

		if (b->get_button_index() == BUTTON_RIGHT && b->is_pressed()) {
			if (box_selecting) {
				box_selecting = false;
				for (int i = get_child_count() - 1; i >= 0; i--) {

					GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
					if (!gn)
						continue;

					gn->set_selected(previus_selected.find(gn) != NULL);
				}
				top_layer->update();
			} else {
				if (connecting) {
					connecting = false;
					top_layer->update();
				} else {
					emit_signal("popup_request", b->get_global_position());
				}
			}
		}

		if (b->get_button_index() == BUTTON_LEFT && !b->is_pressed() && dragging) {
			if (!just_selected && drag_accum == Vector2() && Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
				//deselect current node
				for (int i = get_child_count() - 1; i >= 0; i--) {
					GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));

					if (gn) {
						Rect2 r = gn->get_rect();
						r.size *= zoom;
						if (r.has_point(get_local_mouse_position()))
							gn->set_selected(false);
					}
				}
			}

			if (drag_accum != Vector2()) {

				emit_signal("_begin_node_move");

//.........这里部分代码省略.........

void ItemList::_input_event(const InputEvent& p_event) {

	if (defer_select_single>=0 && p_event.type==InputEvent::MOUSE_MOTION) {
		defer_select_single=-1;
		return;
	}
	if (defer_select_single>=0 && p_event.type==InputEvent::MOUSE_BUTTON && p_event.mouse_button.button_index==BUTTON_LEFT && !p_event.mouse_button.pressed) {

		select(defer_select_single,true);

		emit_signal("multi_selected",defer_select_single,true);
		defer_select_single=-1;
		return;
	}

	if (p_event.type==InputEvent::MOUSE_BUTTON && p_event.mouse_button.button_index==BUTTON_LEFT && p_event.mouse_button.pressed) {

		const InputEventMouseButton &mb = p_event.mouse_button;

		search_string=""; //any mousepress cancels
		Vector2 pos(mb.x,mb.y);
		Ref<StyleBox> bg = get_stylebox("bg");
		pos-=bg->get_offset();
		pos.y+=scroll_bar->get_val();

		int closest = -1;
		int closest_dist=0x7FFFFFFF;

		for(int i=0;i<items.size();i++) {

			Rect2 rc = items[i].rect_cache;
			if (i%current_columns==current_columns-1) {
				rc.size.width=get_size().width; //not right but works
			}

			if (rc.has_point(pos)) {
				closest=i;
				break;
			}

			float dist = rc.distance_to(pos);
			if (dist<closest_dist) {
				closest=i;
				closest_dist=dist;
			}
		}

		if (closest!=-1) {

			int i = closest;

			if (select_mode==SELECT_MULTI && items[i].selected && mb.mod.command) {
				unselect(i);
				emit_signal("multi_selected",i,false);
			} else if (select_mode==SELECT_MULTI && mb.mod.shift && current>=0 && current<items.size() && current!=i) {

				int from = current;
				int to = i;
				if (i<current) {
					SWAP(from,to);
				}
				for(int j=from;j<=to;j++) {
					bool selected = !items[j].selected;
					select(j,false);
					if (selected)
						emit_signal("multi_selected",i,true);
				}
			} else {

				if (!mb.doubleclick && !mb.mod.command && select_mode==SELECT_MULTI && items[i].selectable && items[i].selected) {
					defer_select_single=i;
					return;
				}
				bool selected = !items[i].selected;

				select(i,select_mode==SELECT_SINGLE || !mb.mod.command);
				if (selected) {
					if (select_mode==SELECT_SINGLE) {
						emit_signal("item_selected",i);
					} else
						emit_signal("multi_selected",i,true);
				}

				if (/*select_mode==SELECT_SINGLE &&*/ mb.doubleclick) {

					emit_signal("item_activated",i);

				}


			}


			return;
		}
	}
	if (p_event.type==InputEvent::MOUSE_BUTTON && p_event.mouse_button.button_index==BUTTON_WHEEL_UP && p_event.mouse_button.pressed) {

		scroll_bar->set_val( scroll_bar->get_val()-scroll_bar->get_page()/8 );

//.........这里部分代码省略.........

void Tabs::_gui_input(const Ref<InputEvent> &p_event) {

	Ref<InputEventMouseMotion> mm = p_event;

	if (mm.is_valid()) {

		Point2 pos = mm->get_position();

		highlight_arrow = -1;
		if (buttons_visible) {

			Ref<Texture> incr = get_icon("increment");
			Ref<Texture> decr = get_icon("decrement");

			int limit = get_size().width - incr->get_width() - decr->get_width();

			if (pos.x > limit + decr->get_width()) {
				highlight_arrow = 1;
			} else if (pos.x > limit) {
				highlight_arrow = 0;
			}
		}

		// test hovering to display right or close button
		int hover_now = -1;
		int hover_buttons = -1;
		for (int i = 0; i < tabs.size(); i++) {

			if (i < offset)
				continue;

			Rect2 rect = get_tab_rect(i);
			if (rect.has_point(pos)) {
				hover_now = i;
			}
			if (tabs[i].rb_rect.has_point(pos)) {
				rb_hover = i;
				cb_hover = -1;
				hover_buttons = i;
				break;
			} else if (!tabs[i].disabled && tabs[i].cb_rect.has_point(pos)) {
				cb_hover = i;
				rb_hover = -1;
				hover_buttons = i;
				break;
			}
		}
		if (hover != hover_now) {
			hover = hover_now;
			emit_signal("tab_hover", hover);
		}

		if (hover_buttons == -1) { // no hover
			rb_hover = hover_buttons;
			cb_hover = hover_buttons;
		}
		update();

		return;
	}

	Ref<InputEventMouseButton> mb = p_event;

	if (mb.is_valid()) {

		if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_UP && !mb->get_command()) {

			if (scrolling_enabled && buttons_visible) {
				if (offset > 0) {
					offset--;
					update();
				}
			}
		}

		if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_DOWN && !mb->get_command()) {
			if (scrolling_enabled && buttons_visible) {
				if (missing_right) {
					offset++;
					update();
				}
			}
		}

		if (rb_pressing && !mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {

			if (rb_hover != -1) {
				//pressed
				emit_signal("right_button_pressed", rb_hover);
			}

			rb_pressing = false;
			update();
		}

		if (cb_pressing && !mb->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {

			if (cb_hover != -1) {
				//pressed
				emit_signal("tab_close", cb_hover);
//.........这里部分代码省略.........

void TextureRegionEditor::_edit_region() {
	Ref<Texture> texture = NULL;
	if (node_sprite)
		texture = node_sprite->get_texture();
	else if (node_patch9)
		texture = node_patch9->get_texture();
	else if (obj_styleBox.is_valid())
		texture = obj_styleBox->get_texture();
	else if (atlas_tex.is_valid())
		texture = atlas_tex->get_atlas();

	if (texture.is_null()) {
		return;
	}

	autoslice_cache.clear();
	Ref<Image> i;
	i.instance();
	if (i->load(texture->get_path()) == OK) {
		BitMap bm;
		bm.create_from_image_alpha(i);
		for (int y = 0; y < i->get_height(); y++) {
			for (int x = 0; x < i->get_width(); x++) {
				if (bm.get_bit(Point2(x, y))) {
					bool found = false;
					for (List<Rect2>::Element *E = autoslice_cache.front(); E; E = E->next()) {
						Rect2 grown = E->get().grow(1.5);
						if (grown.has_point(Point2(x, y))) {
							E->get().expand_to(Point2(x, y));
							E->get().expand_to(Point2(x + 1, y + 1));
							x = E->get().position.x + E->get().size.x - 1;
							bool merged = true;
							while (merged) {
								merged = false;
								bool queue_erase = false;
								for (List<Rect2>::Element *F = autoslice_cache.front(); F; F = F->next()) {
									if (queue_erase) {
										autoslice_cache.erase(F->prev());
										queue_erase = false;
									}
									if (F == E)
										continue;
									if (E->get().grow(1).intersects(F->get())) {
										E->get().expand_to(F->get().position);
										E->get().expand_to(F->get().position + F->get().size);
										if (F->prev()) {
											F = F->prev();
											autoslice_cache.erase(F->next());
										} else {
											queue_erase = true;
											//Can't delete the first rect in the list.
										}
										merged = true;
									}
								}
							}
							found = true;
							break;
						}
					}
					if (!found) {
						Rect2 new_rect(x, y, 1, 1);
						autoslice_cache.push_back(new_rect);
					}
				}
			}
		}
	}

	if (node_sprite)
		rect = node_sprite->get_region_rect();
	else if (node_patch9)
		rect = node_patch9->get_region_rect();
	else if (obj_styleBox.is_valid())
		rect = obj_styleBox->get_region_rect();
	else if (atlas_tex.is_valid())
		rect = atlas_tex->get_region();

	edit_draw->update();
}

void GraphEdit::_gui_input(const InputEvent &p_ev) {

	if (p_ev.type == InputEvent::MOUSE_MOTION && (p_ev.mouse_motion.button_mask & BUTTON_MASK_MIDDLE || (p_ev.mouse_motion.button_mask & BUTTON_MASK_LEFT && Input::get_singleton()->is_key_pressed(KEY_SPACE)))) {
		h_scroll->set_value(h_scroll->get_value() - p_ev.mouse_motion.relative_x);
		v_scroll->set_value(v_scroll->get_value() - p_ev.mouse_motion.relative_y);
	}

	if (p_ev.type == InputEvent::MOUSE_MOTION && dragging) {

		just_selected = true;
		// TODO: Remove local mouse pos hack if/when InputEventMouseMotion is fixed to support floats
		//drag_accum+=Vector2(p_ev.mouse_motion.relative_x,p_ev.mouse_motion.relative_y);
		drag_accum = get_local_mouse_pos() - drag_origin;
		for (int i = get_child_count() - 1; i >= 0; i--) {
			GraphNode *gn = get_child(i)->cast_to<GraphNode>();
			if (gn && gn->is_selected()) {

				Vector2 pos = (gn->get_drag_from() * zoom + drag_accum) / zoom;
				if (is_using_snap()) {
					int snap = get_snap();
					pos = pos.snapped(Vector2(snap, snap));
				}

				gn->set_offset(pos);
			}
		}
	}

	if (p_ev.type == InputEvent::MOUSE_MOTION && box_selecting) {
		box_selecting_to = get_local_mouse_pos();

		box_selecting_rect = Rect2(MIN(box_selecting_from.x, box_selecting_to.x),
				MIN(box_selecting_from.y, box_selecting_to.y),
				ABS(box_selecting_from.x - box_selecting_to.x),
				ABS(box_selecting_from.y - box_selecting_to.y));

		for (int i = get_child_count() - 1; i >= 0; i--) {

			GraphNode *gn = get_child(i)->cast_to<GraphNode>();
			if (!gn)
				continue;

			Rect2 r = gn->get_rect();
			r.size *= zoom;
			bool in_box = r.intersects(box_selecting_rect);

			if (in_box)
				gn->set_selected(box_selection_mode_aditive);
			else
				gn->set_selected(previus_selected.find(gn) != NULL);
		}

		top_layer->update();
	}

	if (p_ev.type == InputEvent::MOUSE_BUTTON) {

		const InputEventMouseButton &b = p_ev.mouse_button;

		if (b.button_index == BUTTON_RIGHT && b.pressed) {
			if (box_selecting) {
				box_selecting = false;
				for (int i = get_child_count() - 1; i >= 0; i--) {

					GraphNode *gn = get_child(i)->cast_to<GraphNode>();
					if (!gn)
						continue;

					gn->set_selected(previus_selected.find(gn) != NULL);
				}
				top_layer->update();
			} else {
				if (connecting) {
					connecting = false;
					top_layer->update();
				} else {
					emit_signal("popup_request", Vector2(b.global_x, b.global_y));
				}
			}
		}

		if (b.button_index == BUTTON_LEFT && !b.pressed && dragging) {
			if (!just_selected && drag_accum == Vector2() && Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
				//deselect current node
				for (int i = get_child_count() - 1; i >= 0; i--) {
					GraphNode *gn = get_child(i)->cast_to<GraphNode>();

					if (gn) {
						Rect2 r = gn->get_rect();
						r.size *= zoom;
						if (r.has_point(get_local_mouse_pos()))
							gn->set_selected(false);
					}
				}
			}

			if (drag_accum != Vector2()) {

				emit_signal("_begin_node_move");

//.........这里部分代码省略.........

void ItemList::_gui_input(const Ref<InputEvent> &p_event) {

	Ref<InputEventMouseMotion> mm = p_event;
	if (defer_select_single >= 0 && mm.is_valid()) {
		defer_select_single = -1;
		return;
	}

	Ref<InputEventMouseButton> mb = p_event;

	if (defer_select_single >= 0 && mb.is_valid() && mb->get_button_index() == BUTTON_LEFT && !mb->is_pressed()) {

		select(defer_select_single, true);

		emit_signal("multi_selected", defer_select_single, true);
		defer_select_single = -1;
		return;
	}

	if (mb.is_valid() && (mb->get_button_index() == BUTTON_LEFT || (allow_rmb_select && mb->get_button_index() == BUTTON_RIGHT)) && mb->is_pressed()) {

		search_string = ""; //any mousepress cancels
		Vector2 pos = mb->get_position();
		Ref<StyleBox> bg = get_stylebox("bg");
		pos -= bg->get_offset();
		pos.y += scroll_bar->get_value();

		int closest = -1;

		for (int i = 0; i < items.size(); i++) {

			Rect2 rc = items[i].rect_cache;
			if (i % current_columns == current_columns - 1) {
				rc.size.width = get_size().width; //not right but works
			}

			if (rc.has_point(pos)) {
				closest = i;
				break;
			}
		}

		if (closest != -1) {

			int i = closest;

			if (select_mode == SELECT_MULTI && items[i].selected && mb->get_command()) {
				unselect(i);
				emit_signal("multi_selected", i, false);

			} else if (select_mode == SELECT_MULTI && mb->get_shift() && current >= 0 && current < items.size() && current != i) {

				int from = current;
				int to = i;
				if (i < current) {
					SWAP(from, to);
				}
				for (int j = from; j <= to; j++) {
					bool selected = !items[j].selected;
					select(j, false);
					if (selected)
						emit_signal("multi_selected", i, true);
				}

				if (mb->get_button_index() == BUTTON_RIGHT) {

					emit_signal("item_rmb_selected", i, get_local_mouse_position());
				}
			} else {

				if (!mb->is_doubleclick() && !mb->get_command() && select_mode == SELECT_MULTI && items[i].selectable && !items[i].disabled && items[i].selected && mb->get_button_index() == BUTTON_LEFT) {
					defer_select_single = i;
					return;
				}

				if (items[i].selected && mb->get_button_index() == BUTTON_RIGHT) {

					emit_signal("item_rmb_selected", i, get_local_mouse_position());
				} else {
					bool selected = !items[i].selected;

					select(i, select_mode == SELECT_SINGLE || !mb->get_command());

					if (selected) {
						if (select_mode == SELECT_SINGLE) {
							emit_signal("item_selected", i);
						} else
							emit_signal("multi_selected", i, true);
					}

					if (mb->get_button_index() == BUTTON_RIGHT) {

						emit_signal("item_rmb_selected", i, get_local_mouse_position());
					} else if (/*select_mode==SELECT_SINGLE &&*/ mb->is_doubleclick()) {

						emit_signal("item_activated", i);
					}
				}
			}

//.........这里部分代码省略.........