diff options
Diffstat (limited to 'src/declarative/qml/qdeclarativeimageprovider.cpp')
| -rw-r--r-- | src/declarative/qml/qdeclarativeimageprovider.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/declarative/qml/qdeclarativeimageprovider.cpp b/src/declarative/qml/qdeclarativeimageprovider.cpp index ef31be7..e3da645 100644 --- a/src/declarative/qml/qdeclarativeimageprovider.cpp +++ b/src/declarative/qml/qdeclarativeimageprovider.cpp @@ -182,13 +182,17 @@ QDeclarativeImageProvider::ImageType QDeclarativeImageProvider::imageType() cons Implement this method to return the image with \a id. The default implementation returns an empty image. + The \a id is the requested image source, with the "image:" scheme and + provider identifier removed. For example, if the image \l{Image::}{source} + was "image://myprovider/icons/home", the given \a id would be "icons/home". + The \a requestedSize corresponds to the \l {Image::sourceSize} requested by an Image element. If \a requestedSize is a valid size, the image returned should be of that size. In all cases, \a size must be set to the original size of the image. This - is used to set the \l {Item::}{width} and \l {Item::}{height} of image - elements that should be automatically sized to the loaded image. + is used to set the \l {Item::}{width} and \l {Item::}{height} of the + relevant \l Image if these values have not been set explicitly. \note this method may be called by multiple threads, so ensure the implementation of this method is reentrant. @@ -207,13 +211,17 @@ QImage QDeclarativeImageProvider::requestImage(const QString &id, QSize *size, c Implement this method to return the pixmap with \a id. The default implementation returns an empty pixmap. + The \a id is the requested image source, with the "image:" scheme and + provider identifier removed. For example, if the image \l{Image::}{source} + was "image://myprovider/icons/home", the given \a id would be "icons/home". + The \a requestedSize corresponds to the \l {Image::sourceSize} requested by an Image element. If \a requestedSize is a valid size, the image returned should be of that size. In all cases, \a size must be set to the original size of the image. This - is used to set the \l {Item::}{width} and \l {Item::}{height} of image - elements that should be automatically sized to the loaded image. + is used to set the \l {Item::}{width} and \l {Item::}{height} of the + relevant \l Image if these values have not been set explicitly. */ QPixmap QDeclarativeImageProvider::requestPixmap(const QString &id, QSize *size, const QSize& requestedSize) { |