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2014/10/15 ¤U¤È 10:12:48

iphone Programming Glossary: pointarray

draw line between two points in iphone?

http://stackoverflow.com/questions/8208469/draw-line-between-two-points-in-iphone

to mark some part of the image to indicate the spot using touch event i placed the points void drawRect CGRect rect if pointarray count 4 float firstpointx pointarray objectAtIndex 0 floatValue float firstpointy pointarray objectAtIndex 1 floatValue.. the spot using touch event i placed the points void drawRect CGRect rect if pointarray count 4 float firstpointx pointarray objectAtIndex 0 floatValue float firstpointy pointarray objectAtIndex 1 floatValue float secondpointx pointarray objectAtIndex.. drawRect CGRect rect if pointarray count 4 float firstpointx pointarray objectAtIndex 0 floatValue float firstpointy pointarray objectAtIndex 1 floatValue float secondpointx pointarray objectAtIndex 2 floatValue float secondpointy pointarray objectAtIndex..