Exemplos de didChangeImageBacking em C++ (Cpp)

Exemplo n.º 1

void CoordinatedGraphicsLayer::setContentsToImage(Image* image)
{
    NativeImagePtr nativeImagePtr = image ? image->nativeImageForCurrentFrame() : nullptr;
    if (m_compositedImage == image && m_compositedNativeImagePtr == nativeImagePtr)
        return;

    m_compositedImage = image;
    m_compositedNativeImagePtr = nativeImagePtr;

    GraphicsLayer::setContentsToImage(image);
    didChangeImageBacking();
}

Exemplo n.º 2

Arquivo: CoordinatedGraphicsLayer.cpp Projeto: Wrichik1999/webkit

void CoordinatedGraphicsLayer::setContentsToImage(Image* image)
{
    NativeImagePtr newNativeImagePtr = image ? image->nativeImageForCurrentFrame() : 0;
    if (newNativeImagePtr) {
        // This code makes the assumption that pointer equality on a NativeImagePtr is a valid way to tell if the image is changed.
        // This assumption is true in Qt, GTK and EFL.
        if (newNativeImagePtr == m_compositedNativeImagePtr)
            return;

        m_compositedImage = image;
        m_compositedNativeImagePtr = newNativeImagePtr;
    } else {
        m_compositedImage = 0;
        m_compositedNativeImagePtr = 0;
    }

    GraphicsLayer::setContentsToImage(image);
    didChangeImageBacking();
}