alpha

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Convert an image to an iPhone toolbar icon

I have a grayscale icon that I\'m editing with Photoshop with a transparent background, but I can\'t, for the life of me, figure out how to convert the icon to one that can be used as an iPhone t开发者[详细]

2023-01-17 00:28 分类：问答
PHP - alpha sort lines from several files in one directory and save them to files of "x" lines max in alpha named folders

This below goes through files in a directory, reads them and saves them in files of 500 lines max to a new directory.[详细]

2023-01-15 19:46 分类：问答
formula for alpha value when blending two transparent colors

lets assume an alpha of 1 means fully opaque and 0 means fully transparent. lets say i have two black images which have 50% transparency (alpha = 0.5).[详细]

2023-01-15 07:24 分类：问答
Alpha masking in c# System.Drawing?

I\'m trying to draw an image, with a source Bitmap and an alpha mask Bitmap, using the System.Drawing.Graphics object.[详细]

2023-01-14 20:51 分类：问答
Getting alpha/opacity of a View in Android

How can I get the alpha/opacity of a View after I\'ve animated it? My fadeIn() is below - fadeOut() is the same with the endpoints switched.[详细]

2023-01-14 00:04 分类：问答
transparency/alpha in CoreGraphics context (iphone, objc)

I am currently making a basic image editor for iphone. I take the CGImageRef from a UIIma开发者_如何学运维ge and create a context for it using the following code[详细]

2023-01-13 19:29 分类：问答
The problem with alpha channel MovieClip (Actionscript3)

Here is my code: var menu = new Menu (); menu.x = 0; menu.y = 0; addChild (menu); menu.alpha = 0; TweenLite.to (menu, 10, (alpha: 1));[详细]

2023-01-13 16:06 分类：问答
UIButton only background slightly transparent

Is it possible to make just the background开发者_JAVA技巧 semi transparent? If I change the alpha it changes the title and the boarder. I can change the titleLabel.alpha property but it won\'t go abov[详细]

2023-01-12 08:05 分类：问答
UIView animated crossfade causes alpha to drop below 1.0?

I\'m crossfading between two views using UIView animation. I\'ve noticed the following surprising fact:[详细]

2023-01-11 17:35 分类：问答
Are images in Android global?

This is a strange problem -- may be not a problem. Before the last step to finish writing a application, I would use icon to replace any image. That is, all the things like[详细]

2023-01-11 15:12 分类：问答