Issue #1620 - Use Intrinsic Aspect Ratio for Images

https://bugzilla.mozilla.org/show_bug.cgi?id=1547231
https://bugzilla.mozilla.org/show_bug.cgi?id=1559094
https://bugzilla.mozilla.org/show_bug.cgi?id=1633434
https://bugzilla.mozilla.org/show_bug.cgi?id=1565690
https://bugzilla.mozilla.org/show_bug.cgi?id=1602047

Make use of Aspect Ratios in Image frames before Images are loaded.
- Check for width and height HTML properties and create a ratio with them.
- Overwrite HTML size values with actual image dimensions on load.
- Collapse any frames with srcless images.

Comments:
dom/html/nsGenericHTMLElement.cpp:1483
layout/generic/nsImageFrame.cpp:289
This commit is contained in:
Andy 2020-08-04 13:54:01 -07:00 committed by Roy Tam
commit be1f68f39e
17 changed files with 381 additions and 143 deletions

View file

@ -1815,6 +1815,7 @@ struct MOZ_NEEDS_MEMMOVABLE_MEMBERS nsStylePosition
nsStyleCoord mGridAutoColumnsMax; // [reset] coord, percent, enum, calc, flex
nsStyleCoord mGridAutoRowsMin; // [reset] coord, percent, enum, calc, flex
nsStyleCoord mGridAutoRowsMax; // [reset] coord, percent, enum, calc, flex
float mAspectRatio; // [reset] float
uint8_t mGridAutoFlow; // [reset] enumerated. See nsStyleConsts.h
mozilla::StyleBoxSizing mBoxSizing; // [reset] see nsStyleConsts.h