(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
(Source: https://www.youtube.com/)
tap gesture recognizer에서 translation에 대한 정의 (이동한 거리를 나타낸다) https://youtu.be/0fXR-Ksuqo4?t=14m
panning 작업이 끝나는 경우 처리 https://youtu.be/0fXR-Ksuqo4?t=17m50s
(Source: https://www.youtube.com/)