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Use the clip () function for canvas cropping. Use the clip function for canvas cropping.

Source: Internet
Author: User
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Use the clip () function for canvas cropping. Use the clip function for canvas cropping.

In the canvas, you can use the clip () function to crop the area. After the cropping area is set, only the image in the area can be displayed. The remaining part will be blocked.

Draw a circle without cropping

<!DOCTYPE html>  

Effect




Use clip () to crop a region


<!DOCTYPE html>  

Effect




You can also use arc to draw a circular crop area.


<!DOCTYPE html>  

Effect




Use save and restore to crop only one path


<!DOCTYPE html>  

Effect




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