def drawAll(img, buttonList):
for button in buttonList:
x, y = button.pos
w, h = button.size
cvzone.cornerRect(img, (button.pos[0], button.pos[1], button.size[0], button.size[1]),
20, rt=0)
cv2.rectangle(img, button.pos, (x + w, y + h), (255, 0, 255), cv2.FILLED)
cv2.putText(img, button.text, (x + 20, y + 65),
cv2.FONT_HERSHEY_PLAIN, 4, (255, 255, 255), 4)
return img
class DragRect():
def __init__(self, posCenter, size=[200, 200]):
self.posCenter = posCenter
self.size = size
def update(self, cursor):
cx, cy = self.posCenter
w, h = self.size
# If the index finger tip is in the rectangle region
if cx - w // 2 < cursor[0] < cx + w // 2 and \
cy - h // 2 < cursor[1] < cy + h // 2:
self.posCenter = cursor
rectList = []
for x in range(5):
rectList.append(DragRect([x * 250 + 150, 150]))
while True:
success, img = cap.read()
img = cv2.flip(img, 1)
img = detector.findHands(img)
lmList, _ = detector.findPosition(img)
if lmList:
l, _, _ = detector.findDistance(8, 12, img, draw=False)
print(l)
if l < 30:
cursor = lmList[8] # index finger tip landmark
# call the update here
for rect in rectList:
rect.update(cursor)
## Draw solid
# for rect in rectList:
# cx, cy = rect.posCenter
# w, h = rect.size
# cv2.rectangle(img, (cx - w // 2, cy - h // 2),
# (cx + w // 2, cy + h // 2), colorR, cv2.FILLED)
# cvzone.cornerRect(img, (cx - w // 2, cy - h // 2, w, h), 20, rt=0)
## Draw Transperency
imgNew = np.zeros_like(img, np.uint8)
for rect in rectList:
cx, cy = rect.posCenter
w, h = rect.size
cv2.rectangle(imgNew, (cx - w // 2, cy - h // 2),
(cx + w // 2, cy + h // 2), colorR, cv2.FILLED)
cvzone.cornerRect(imgNew, (cx - w // 2, cy - h // 2, w, h), 20, rt=0)
out = img.copy()
alpha = 0.5
mask = imgNew.astype(bool)
out[mask] = cv2.addWeighted(img, alpha, imgNew, 1 - alpha, 0)[mask]
cv2.imshow("Image", out)
cv2.waitKey(1)
def drawAll(img, buttonList):
for button in buttonList:
x, y = button.pos
# print("x", type(x), "y", type(y))
# print("button type", type(button.pos))
w, h = button.size
cvzone.cornerRect(
img,
(button.pos[0], button.pos[1], button.size[0], button.size[1]),
20,
rt=0)
# print("button pos", type(button.pos))
# break
cv2.rectangle(img, button.pos, (x + w, y + h), (255, 0, 255),
cv2.FILLED)
# cv2.rectangle(image, (x, y), (x + w, y + h), (0, 255, 0), 2) #workd
cv2.putText(img, button.text, (x + 20, y + 65), cv2.FONT_HERSHEY_PLAIN,
4, (255, 255, 255), 4)
return img
import cvzone
import cv2
cap = cv2.VideoCapture(0)
detector = cvzone.HandDetector()
while True:
# Get image frame
success, img = cap.read()
# Find the hand and its landmarks
img = detector.findHands(img, draw=False)
lmList, bbox = detector.findPosition(img, draw=False)
if bbox:
# Draw Corner Rectangle
cvzone.cornerRect(img, bbox)
# Display
cv2.imshow("Image", img)
cv2.waitKey(1)