2014/10/15 下午 10:16:05

iphone Programming Glossary: yoffset

http://stackoverflow.com/questions/10084606/how-to-highlight-a-uibutton-subclass

CGContextSaveGState context CGFloat xOffset shadowOffset.width round roundedRectangleBorderRect.size.width CGFloat yOffset shadowOffset.height CGContextSetShadowWithColor context CGSizeMake xOffset copysign 0.1 xOffset yOffset copysign 0.1 yOffset.. CGFloat yOffset shadowOffset.height CGContextSetShadowWithColor context CGSizeMake xOffset copysign 0.1 xOffset yOffset copysign 0.1 yOffset shadowBlurRadius shadow roundedRectanglePath addClip CGAffineTransform transform CGAffineTransformMakeTranslation.. shadowOffset.height CGContextSetShadowWithColor context CGSizeMake xOffset copysign 0.1 xOffset yOffset copysign 0.1 yOffset shadowBlurRadius shadow roundedRectanglePath addClip CGAffineTransform transform CGAffineTransformMakeTranslation round..

Retrieving a pixel alpha value for a UIImage

http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage

Scaled live iPhone Camera view in center, “CGAffineTransformTranslate” not working

http://stackoverflow.com/questions/2042306/scaled-live-iphone-camera-view-in-center-cgaffinetransformtranslate-not-worki

What does contentOffset do in a UIScrollView?

http://stackoverflow.com/questions/3339798/what-does-contentoffset-do-in-a-uiscrollview

how to handle tiling of images on the fly

http://stackoverflow.com/questions/5985477/how-to-handle-tiling-of-images-on-the-fly

method. void scrollViewDidScroll UIScrollView scrollView if isZoomed xOffset scrollView.contentOffset.x yOffset scrollView.contentOffset.y above both are CGFloat type variable declared at class level visibleColumn xOffset chunkWidth.. above both are CGFloat type variable declared at class level visibleColumn xOffset chunkWidth 1 visibleRow yOffset chunkHeight 1 gridNumber visibleRow 1 columns visibleColumn adjGrid1 gridNumber 1 adjGrid2 gridNumber columns adjGrid3 adjGrid2..

kCVPixelFormatType_420YpCbCr8BiPlanarFullRange frame to UIImage conversion

http://stackoverflow.com/questions/8838481/kcvpixelformattype-420ypcbcr8biplanarfullrange-frame-to-uiimage-conversion

CVPlanarPixelBufferInfo_YCbCrBiPlanar bufferInfo CVPlanarPixelBufferInfo_YCbCrBiPlanar baseAddress NSUInteger yOffset EndianU32_BtoN bufferInfo componentInfoY.offset NSUInteger yPitch EndianU32_BtoN bufferInfo componentInfoY.rowBytes NSUInteger.. bufferInfo componentInfoCbCr.rowBytes uint8_t rgbBuffer malloc width height 3 uint8_t yBuffer baseAddress yOffset uint8_t cbCrBuffer baseAddress cbCrOffset for int y 0 y height y uint8_t rgbBufferLine rgbBuffer y width 3 uint8_t yBufferLine..