alpha-transparency

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Adding transparency to PNGCanvas images

I\'ve been playing around with PNGCanvas, and the one thing I can\'t figure out is how to add transparency to images. I\'v开发者_运维百科e been trying to vary the alpha channel values, but it only adj[详细]

2023-01-28 23:30 分类：问答
filter: progid:DXImageTransform fails W3C CSS validation

I am using the following three lines in CSS to enable smooth transitions between \"slides\", but line #1 fails W3C CSS validation.[详细]

2023-01-27 21:49 分类：问答
Can I use icons with RGBA transparency when using GTK+ drag and drop?

I am in the process of adding drag and drop support to an existing Mono/C#/GTK# application. I was wondering whether it was possible to use RGBA transparency on the icons that appear under the mouse p[详细]

2023-01-19 21:31 分类：问答
Is there a free tool for rendering a webpage to a PNG with a transparent background?

Say I have a very simple html page, containing a single line of text. I\'m looking for a tool that would take that line of text, and superimpose it on a transparent P开发者_StackOverflow社区NG backgro[详细]

2023-01-15 19:50 分类：问答
CSS opacity and child elements

<style type=\"text/css\"> div#foo { background: #0000ff; width: 200px; height: 200px; opacity: 0.30;[详细]

2022-12-25 03:30 分类：问答
PyGTK StatusIcon with transparency

I\'m trying to create a PyGTK StatusIcon with transparent background. I need to draw the contents of the StatusIcon at runtime.[详细]

2022-12-22 05:06 分类：问答
Replace transparency in PNG image with white background

I have a PNG image with an alpha channel (i.e. transparency), and I need to create versions with the image layer composed onto a white background. I want to use a scriptable command using a CLI tool s[详细]

2022-12-20 21:36 分类：问答
What is the best way to save a PNG image with alpha transparency for IE6?

I am trying to save a 1 or 8-bit PNG image that looks nice in IE6. Do you have any suggestions? I have used Firewo开发者_JAVA技巧rks before, and that works pretty well, but I\'m looking for other op[详细]

2022-12-17 23:42 分类：问答
alpha transparency solution in IE

I am building a website with a TON of png-24 files that have transparent background. In IE 6 they obviously aren\'t displayed correctly, so I need some sort of reliable, goo开发者_开发问答d solution t[详细]

2022-12-13 03:32 分类：问答