Method gui_input

editor/scene/gradient_editor_plugin.cpp:245–443

}

void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
	ERR_FAIL_COND(p_event.is_null());

	Ref<InputEventKey> k = p_event;

	if (k.is_valid() && k->is_pressed() && k->get_keycode() == Key::KEY_DELETE && selected_index != -1) {
		if (grabbing == GRAB_ADD) {
			gradient->remove_point(selected_index); // Point is temporary, so remove directly from gradient.
			set_selected_index(-1);
		} else {
			remove_point(selected_index);
		}
		grabbing = GRAB_NONE;
		hovered_index = -1;
		accept_event();
	}

	Ref<InputEventMouseButton> mb = p_event;

	if (mb.is_valid() && mb->is_pressed()) {
		float adjusted_mb_x = mb->get_position().x - handle_width / 2;
		bool should_snap = snap_enabled || mb->is_ctrl_pressed();

		// Delete point or move it to old position on middle or right click.
		if (mb->get_button_index() == MouseButton::RIGHT || mb->get_button_index() == MouseButton::MIDDLE) {
			if (grabbing == GRAB_MOVE && mb->get_button_index() == MouseButton::RIGHT) {
				gradient->set_offset(selected_index, pre_grab_offset);
				set_selected_index(pre_grab_index);
			} else {
				int point_to_remove = _get_point_at(adjusted_mb_x);
				if (point_to_remove == -1) {
					set_selected_index(-1); // Nothing on the place of the click, just deselect any handle.
				} else {
					if (grabbing == GRAB_ADD) {
						gradient->remove_point(point_to_remove); // Point is temporary, so remove directly from gradient.
						set_selected_index(-1);
					} else {
						remove_point(point_to_remove);
					}
					hovered_index = -1;
				}
			}
			grabbing = GRAB_NONE;
			accept_event();
		}

		// Select point.
		if (mb->get_button_index() == MouseButton::LEFT) {
			int total_w = _get_gradient_rect_width();

			// Check if color picker was clicked or gradient was double-clicked.
			if (adjusted_mb_x > total_w + draw_spacing) {
				if (!mb->is_double_click()) {
					_show_color_picker();
				}
				accept_event();
				return;
			} else if (mb->is_double_click()) {