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| <DIV class=3D"AppleOriginalContents"><DIV>On Feb 1, 2006, at 7:37 PM, David Hyatt wrote:</DIV><BR class=3D"Apple-interchange-newline"><BLOCKQUOTE type=3D"cite"><DIV |
| style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; |
| margin-left: 0px; ">While reworking images I ran into something that |
| really concerns me.<SPAN class=3D"Apple-converted-space"> |
| </SPAN>WebElementImageKey is a key added to the elementAtPoint |
| dictionary and the key's value is an NSImage.<SPAN |
| class=3D"Apple-converted-space"> </SPAN>Unfortunately we use |
| CGImageRef now.<SPAN class=3D"Apple-converted-space"> </SPAN>What |
| this means is that as you move the mouse around a web page we are |
| aggressively mallocing NSImages that then move into our image cache and |
| stay around until the CGImageRef goes away (which could be a long |
| time).</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; |
| margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV |
| style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; |
| margin-left: 0px; ">I think this is terrible but am not sure how to fix |
| it.<SPAN class=3D"Apple-converted-space"> </SPAN>I assume this key is |
| public API.<SPAN class=3D"Apple-converted-space"> </SPAN>Could we |
| change the key's value to be a CGImageRef instead?<SPAN |
| class=3D"Apple-converted-space"> </SPAN>Could we just eliminate the |
| key in favor of a DOM extension method for accessing an |
| NSImage?</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; |
| margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV |
| style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; |
| margin-left: 0px; ">dave</DIV><DIV style=3D"margin-top: 0px; |
| margin-right: 0px; margin-bottom: 0px; margin-left: 0px; |
| ">(hyatt@apple.com)</DIV><DIV style=3D"margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px;"><BR></DIV> </BLOCKQUOTE></DIV><BR> |
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