- (CGPoint)locationInView:(nullable UIView*)view;
返回當(dāng)前觸摸點(diǎn)在 view 里的坐標(biāo)灶轰;
- (CGPoint)translationInView:(nullable UIView*)view;
返回當(dāng)前觸摸點(diǎn)的偏移量;
- (CGPoint)locationInView:(nullable UIView*)view;
返回當(dāng)前觸摸點(diǎn)在 view 里的坐標(biāo)灶轰;
- (CGPoint)translationInView:(nullable UIView*)view;
返回當(dāng)前觸摸點(diǎn)的偏移量;