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Diffstat (limited to 'doc/src/declarative')
| -rw-r--r-- | doc/src/declarative/qdeclarativeperformance.qdoc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/src/declarative/qdeclarativeperformance.qdoc b/doc/src/declarative/qdeclarativeperformance.qdoc index b535e4b..c866724 100644 --- a/doc/src/declarative/qdeclarativeperformance.qdoc +++ b/doc/src/declarative/qdeclarativeperformance.qdoc @@ -117,4 +117,16 @@ a Loader as needed. \o Fast data access - ensure the data model is as fast as possible. \endlist +\section1 Image resources over composition + +If possible, provide a single image resource, rather than using composition +of a number of elements. For example, a frame with a shadow could be created using +a Rectangle placed over an Image providing the shadow. It is more efficient to +provide an image that includes the frame and the shadow. + +\section1 Limit JavaScript + +Avoid running JavaScript during animation. For example, running a complex +JavaScript expression for each frame of an x property animation. + */ |