I\'m trying to draw a 2D contour plot of some data on Android and I\'m wondering what the best approach would be to draw those. The whole datasets can be relatively large (2k * 2k points) and zooming
I\'m in the process of writing an Android game and I seem to be having performance issues with drawing to the Canvas. My game has multiple levels, and each has (obviously) a different number of object
i have a school project where i have to have a function that can draw a line from anywhere on the screen to anywhere else on the screen. i know that there are some functions included that do it for me
I\'m trying to draw some of my UI elements in Cocoa, mainly icons for buttons, but I\'m having great difficulty getting the kind of precision I\'d like开发者_如何学编程.
I am drawing some curves inside canvas. After the curve is complete, I need to undo some portion of drawing (I only need first 75% of the curve, so need to delete the last 25% of the curve).
How would I draw a UIImage in Core Graphics with dimensions 16x16 filled with random pixels at random coordinates and random grayscale color? This seems slightly impossible to do at the moment...
I want to develop an image editing application in Flex 4. My initial requirement is to draw various shapes like Line, Rectablge, Triangle, Circle, Star etc in appication. I want to facilitate user to
I want to achieve the following with a WPF application (in a certain area/defined area): When clicking开发者_JS百科 and holding on the app, you can draw a square
I want to draw one pixel line in my silverlight (4.0) application. I use next wpf code: <CanvasName=\"CanvasRoot\" Height=\"4000\">
I am trying to create a background for my website that uses canvases to draw stuff, get the data URL of it and set it as the background-image property of an element. The method works, but I can\'t fin
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