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VisibleSwipeOverlay.gd
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VisibleSwipeOverlay.gd
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# Copyright (C) 2018 Rob Nugen
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
extends Node2D
# from https://godotengine.org/qa/3829/how-to-draw-a-line-in-2d?show=3837#a3837
var draw_slot_list = []
var swipe_color
var inc_mouse = true
func _ready():
set_process(true)
draw_slot_list = []
z_index = 5
func set_swipe_color(color):
swipe_color = color
func draw_this_swipe(swipe, color = Color(1.0, 1.0, 0.5, 1.0), inc_mouse = true):
self.inc_mouse = inc_mouse
draw_slot_list = swipe
self.swipe_color = color
func _process(delta):
update()
func _draw():
if draw_slot_list != []:
var draw_list = []
for slot in draw_slot_list:
draw_list.append(Helpers.slot_to_pixels(slot))
if inc_mouse:
draw_list.append(get_global_mouse_position()) # make the swipe point to mouse (eventually, finger)
var temp_draw_list = []
for ob in draw_list:
temp_draw_list.append(ob)
if temp_draw_list != []:
if temp_draw_list != draw_list:
draw_line(temp_draw_list[temp_draw_list.size()-1], draw_list[temp_draw_list.size()], self.swipe_color, 3)