CGImage Maps a mask into the specified rectangle and intersects it with the current clipping area of the graphics context. Interpolations used by the image Interpolation property. Creating Bitmap Graphics Contexts. A graphics context contains drawing parameters and all device-specific information needed to render the paint on a page to the destination, whether the destination is a window in an application, a bitmap image, a PDF document, or a printer.
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CGFloat Adds an arc of a circle to the current path, specified with a radius and two tangent lines. Managing the Current Context. Returns the alpha information associated with the context, which indicates how a bitmap context handles the alpha component. Working with the Current Transformation Recerence.
Paints a gradient fill that recerence along the line defined by the provided starting and ending points. Drawing Gradients and Shadings. Managing a Page-Based Graphics Context. CGGradient Drawing Options Paints a gradient fill that varies along the line defined by the provided starting and ending points. Int Returns the bytes per row of a bitmap context. CGAffine Transform Returns the current transformation matrix. Managing the Graphics State. And now I want to fill this figure with UIImage.
Begins a new page in a PDF graphics context. Paints the areas contained within the provided rectangles, using the fill color in the current graphics state. Creates a new graphics context from the specified Core Graphics context and the initial flipped state. Setting Fill, Stroke, and Shadow Colors. Maps a mask into the specified rectangle and intersects it with the current clipping area of cgcontrxt graphics context.
CGPoint Begins a new subpath at the specified point. I think a little more detail is required. Starts a new page in a page-based graphics context. Flushing Graphics to the Context. Managing a Bitmap Graphics Context.
CGRect Returns the smallest rectangle that contains the current path. Unsafe Mutable Raw Pointer, flipped: Any idea how to do it? CGFloat Changes the scale of the user coordinate system in a context.
If the mask parameter is an image mask, then Core Graphics clips in a manner identical to the behavior seen with the draw in: Int Displays an array of glyphs at the current text position. Constants that specify how Cocoa should handle colors that are not located within the destination color space of a graphics context.
CGCONTEXT REFERENCE PDF
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