C++ (Cpp) toCSSValueの例

コード例 #1

PassRefPtr<AnimatableValue> AnimatableImage::interpolateTo(const AnimatableValue* value, double fraction) const
{
    if (fraction <= 0 || fraction >= 1)
        return defaultInterpolateTo(this, value, fraction);
    RefPtr<CSSValue> fromValue = toCSSValue();
    // FIXME: Once cross-fade works on generated image types, remove this check.
    if (fromValue->isImageGeneratorValue())
        return defaultInterpolateTo(this, value, fraction);
    if (!fromValue->isImageValue() && !fromValue->isImageGeneratorValue()) {
        if (!m_image->isImageResource())
            return defaultInterpolateTo(this, value, fraction);
        ImageResource* resource = static_cast<ImageResource*>(m_image->data());
        fromValue = CSSImageValue::create(resource->url(), m_image.get());
    }
    const AnimatableImage* image = toAnimatableImage(value);
    RefPtr<CSSValue> toValue = image->toCSSValue();
    // FIXME: Once cross-fade works on generated image types, remove this check.
    if (toValue->isImageGeneratorValue())
        return defaultInterpolateTo(this, value, fraction);
    if (!toValue->isImageValue() && !toValue->isImageGeneratorValue()) {
        if (!image->m_image->isImageResource())
            return defaultInterpolateTo(this, value, fraction);
        ImageResource* resource = static_cast<ImageResource*>(image->m_image->data());
        toValue = CSSImageValue::create(resource->url(), image->m_image.get());
    }
    RefPtr<CSSCrossfadeValue> crossfadeValue = CSSCrossfadeValue::create(fromValue, toValue);
    crossfadeValue->setPercentage(CSSPrimitiveValue::create(fraction, CSSPrimitiveValue::CSS_NUMBER));
    return create(StyleGeneratedImage::create(crossfadeValue.get()).get());
}

コード例 #2

ファイル: AnimatableImage.cpp プロジェクト: aobzhirov/ChromiumGStreamerBackend

PassRefPtr<AnimatableValue> AnimatableImage::interpolateTo(const AnimatableValue* value, double fraction) const
{
    if (fraction <= 0 || fraction >= 1 || usesDefaultInterpolationWith(value))
        return defaultInterpolateTo(this, value, fraction);

    CSSValue* fromValue = toCSSValue();
    CSSValue* toValue = toAnimatableImage(value)->toCSSValue();

    return create(CSSCrossfadeValue::create(fromValue, toValue, CSSPrimitiveValue::create(fraction, CSSPrimitiveValue::UnitType::Number)));
}

コード例 #3

ファイル: AnimatableImage.cpp プロジェクト: venkatarajasekhar/Qt

PassRefPtrWillBeRawPtr<AnimatableValue> AnimatableImage::interpolateTo(const AnimatableValue* value, double fraction) const
{
    if (fraction <= 0 || fraction >= 1 || usesDefaultInterpolationWith(value))
        return defaultInterpolateTo(this, value, fraction);

    CSSValue* fromValue = toCSSValue();
    CSSValue* toValue = toAnimatableImage(value)->toCSSValue();

    RefPtrWillBeRawPtr<CSSCrossfadeValue> crossfadeValue = CSSCrossfadeValue::create(fromValue, toValue);
    crossfadeValue->setPercentage(CSSPrimitiveValue::create(fraction, CSSPrimitiveValue::CSS_NUMBER));
    return create(crossfadeValue);
}

コード例 #4

// FIXME: Once cross-fade works on generated image types, remove this method.
bool AnimatableImage::usesDefaultInterpolationWith(const AnimatableValue* value) const
{
    RefPtr<CSSValue> fromValue = toCSSValue();
    if (fromValue->isImageGeneratorValue())
        return true;
    if (!fromValue->isImageValue() && !m_image->isImageResource())
        return true;
    const AnimatableImage* image = toAnimatableImage(value);
    RefPtr<CSSValue> toValue = image->toCSSValue();
    if (toValue->isImageGeneratorValue())
        return true;
    if (!toValue->isImageValue() && !image->m_image->isImageResource())
        return true;
    return false;
}