transparency

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Touch events passing to superview through transparent sections

I have a simple app which adds a subview over the main view when the user clicks on a UIButton in the main view. This subview is of size 480x320 (I\'m in landscape mode), but there is a boarder around[详细]

2023-03-21 13:28 分类：问答
Convert images to alpha transparency with PHP

$im = imagecreatefrompng(\'./test.png\'); $white = imagecolorallocate($im, 255, 255, 255); imagecolortransparent($im, $white);[详细]

2023-03-21 05:46 分类：问答
Twitter widget covers up another div that might appear over it . How to make twitter widget appear under?

I\'m sure a lot of people use the twitter widget that twitter provides. Here\'s the code they provide:[详细]

2023-03-21 03:16 分类：问答
IE9 “tearing” background images behind scrolling blocks with background transparency

I\'ve made a design that uses a static auto-scrolling block with a transparent background over parent block with a background image. In IE9, scrolling causes the parent background image to \"tear\" in[详细]

2023-03-20 22:33 分类：问答
Java color opacity

I have a method to determine a color based on some value. The method is as such: public Color color(double val) {[详细]

2023-03-20 13:21 分类：问答
Add transparency to a Google Marker

I have a marker that looks like the on in this tutorial : http://www.powerhut.co.uk/googlemaps/custom_markers.php[详细]

2023-03-20 06:55 分类：问答
UIImageView not showing the background View if the image has transparent regions

I have a UIView has some labels and buttons on it. Next I also have a image which has a square area that is transparent, now[详细]

2023-03-19 16:50 分类：问答
How can a hover effect be created for a grouping of controls?

This seems so simple but I just can\'t seem to figure it out. See the image below: It is a panel with 5 labels on it.[详细]

2023-03-19 15:19 分类：问答
How to make a Texture2D 50% transparent? XNA

I\'m using SpriteBatch to draw a Texture2D on the screen and was wondering how I could manipulate the the images opacity? Anyone开发者_如何学Python know the best way in accomplishing this?Assuming you[详细]

2023-03-19 12:38 分类：问答
transparency implementation in YUV422 using only Y

Lets say we have 2 images in YUV422 format and assume that the second image Y field of value 0x10 is being transparent and merged on to the first one with Cb and Cr overwritten.[详细]

2023-03-19 12:31 分类：问答