[FLEX-28325] callout: output differs when setting contentBackgroundAlpha for the same contentBackgroundColor with different backgroundColors

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Not A Problem
• Affects Version/s: Adobe Flex SDK Previous
• Fix Version/s: Adobe Flex SDK Next
• Component/s: Mobile: Callout / CalloutButton
• Environment: Affected OS(s): All OS Platforms; Affected OS(s): All OS Platforms; Language Found: English
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 24/Aug/11 14:00
• Updated: 15/Nov/11 16:14
• Resolved: 24/Aug/11 17:23

Description

Steps to reproduce:
1.paste the following into an application or a view:
<fx:Declarations>
<s:Callout id="mycallout" width="200" height="200"
mouseDownOutside="mycallout.close()" contentBackgroundColor="#000099" contentBackgroundAlpha="0.3" backgroundColor="#CCCC33" backgroundAlpha="1.0">
<s:Button label="Button"/>
</s:Callout>
</fx:Declarations>
<s:VGroup>
<s:Button id="mybutton" click="mycallout.open(mybutton, true)" />
</s:VGroup>

2.run the app. click the button,and view the callout's contentBackgroundColor.
3.now, change the color for backgrondColor to "#FF0033"
and run the app, look at the callout.

Actual Results:
the contentBG look different.
Expected Results:
we should get constant content bg color with alpha=".03" no matter which background color we use.

Workaround (if any):