float calcBorderRadiiConstraintScaleFor(const FloatRect& rect, const FloatRoundedRect::Radii& radii)
{
float factor = 1;
float radiiSum;
// top
radiiSum = radii.topLeft().width() + radii.topRight().width(); // Casts to avoid integer overflow.
if (radiiSum > rect.width())
factor = std::min(rect.width() / radiiSum, factor);
// bottom
radiiSum = radii.bottomLeft().width() + radii.bottomRight().width();
if (radiiSum > rect.width())
factor = std::min(rect.width() / radiiSum, factor);
// left
radiiSum = radii.topLeft().height() + radii.bottomLeft().height();
if (radiiSum > rect.height())
factor = std::min(rect.height() / radiiSum, factor);
// right
radiiSum = radii.topRight().height() + radii.bottomRight().height();
if (radiiSum > rect.height())
factor = std::min(rect.height() / radiiSum, factor);
ASSERT(factor <= 1);
return factor;
}
void PrintTo(const FloatRoundedRect::Radii& radii, std::ostream* os)
{
*os << "FloatRoundedRect::Radii("
<< ::testing::PrintToString(radii.topLeft()) << ", "
<< ::testing::PrintToString(radii.topRight()) << ", "
<< ::testing::PrintToString(radii.bottomRight()) << ", "
<< ::testing::PrintToString(radii.bottomLeft()) << ")";
}
void FloatRoundedRect::Radii::includeLogicalEdges(const FloatRoundedRect::Radii& edges, bool isHorizontal, bool includeLogicalLeftEdge, bool includeLogicalRightEdge)
{
if (includeLogicalLeftEdge) {
if (isHorizontal)
m_bottomLeft = edges.bottomLeft();
else
m_topRight = edges.topRight();
m_topLeft = edges.topLeft();
}
if (includeLogicalRightEdge) {
if (isHorizontal)
m_topRight = edges.topRight();
else
m_bottomLeft = edges.bottomLeft();
m_bottomRight = edges.bottomRight();
}
}
void ClipDisplayItem::appendToWebDisplayItemList(const IntRect& visualRect, WebDisplayItemList* list) const
{
WebVector<SkRRect> webRoundedRects(m_roundedRectClips.size());
for (size_t i = 0; i < m_roundedRectClips.size(); ++i) {
FloatRoundedRect::Radii rectRadii = m_roundedRectClips[i].radii();
SkVector skRadii[4];
skRadii[SkRRect::kUpperLeft_Corner].set(SkIntToScalar(rectRadii.topLeft().width()),
SkIntToScalar(rectRadii.topLeft().height()));
skRadii[SkRRect::kUpperRight_Corner].set(SkIntToScalar(rectRadii.topRight().width()),
SkIntToScalar(rectRadii.topRight().height()));
skRadii[SkRRect::kLowerRight_Corner].set(SkIntToScalar(rectRadii.bottomRight().width()),
SkIntToScalar(rectRadii.bottomRight().height()));
skRadii[SkRRect::kLowerLeft_Corner].set(SkIntToScalar(rectRadii.bottomLeft().width()),
SkIntToScalar(rectRadii.bottomLeft().height()));
SkRRect skRoundedRect;
skRoundedRect.setRectRadii(m_roundedRectClips[i].rect(), skRadii);
webRoundedRects[i] = skRoundedRect;
}
list->appendClipItem(visualRect, m_clipRect, webRoundedRects);
}
void PrintTo(const FloatRoundedRect::Radii& radii, std::ostream* os)
{
*os << "FloatRoundedRect::Radii(";
PrintTo(radii.topLeft(), os);
*os << ", ";
PrintTo(radii.topRight(), os);
*os << ", ";
PrintTo(radii.bottomLeft(), os);
*os << ", ";
PrintTo(radii.bottomRight(), os);
*os << ")";
}
static void addRoundedRect(Path& path, const FloatRect& rect, const FloatRoundedRect::Radii& radii)
{
path.addRoundedRect(rect, radii.topLeft(), radii.topRight(), radii.bottomLeft(), radii.bottomRight(), Path::PreferBezierRoundedRect);
}