Index[A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] radial distance radial lines radial shadings radians rasterization rectangles reference counting in Core Graphics refresh rates for animation relativeCurveToPoint relativeLineToPoint relativeMoveToPoint releasing context, PDFs Rendering Intent 2nd resampling images and performance resolution independence Quartz 2D user space retrieving pages reusing CGImageRefs RGB, color samples rich text support right-handed coordinate system rotation measuring rotation matrix rowBytes (in images) |