FloatPoint3D Filter::resolve3dPoint(const FloatPoint3D& point) const
{
if (m_unitScaling != BoundingBox)
return point;
return FloatPoint3D(point.x() * referenceBox().width() + referenceBox().x(),
point.y() * referenceBox().height() + referenceBox().y(),
point.z() * sqrtf(referenceBox().size().diagonalLengthSquared() / 2));
}
void ShapeOutsideInfo::setReferenceBoxLogicalSize(LayoutSize newReferenceBoxLogicalSize)
{
bool isHorizontalWritingMode = m_renderer.containingBlock()->style()->isHorizontalWritingMode();
switch (referenceBox(*m_renderer.style()->shapeOutside())) {
case MarginBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.expand(m_renderer.marginWidth(), m_renderer.marginHeight());
else
newReferenceBoxLogicalSize.expand(m_renderer.marginHeight(), m_renderer.marginWidth());
break;
case BorderBox:
break;
case PaddingBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.shrink(m_renderer.borderWidth(), m_renderer.borderHeight());
else
newReferenceBoxLogicalSize.shrink(m_renderer.borderHeight(), m_renderer.borderWidth());
break;
case ContentBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.shrink(m_renderer.borderAndPaddingWidth(), m_renderer.borderAndPaddingHeight());
else
newReferenceBoxLogicalSize.shrink(m_renderer.borderAndPaddingHeight(), m_renderer.borderAndPaddingWidth());
break;
case BoxMissing:
ASSERT_NOT_REACHED();
break;
}
if (m_referenceBoxLogicalSize == newReferenceBoxLogicalSize)
return;
markShapeAsDirty();
m_referenceBoxLogicalSize = newReferenceBoxLogicalSize;
}
const Shape& ShapeOutsideInfo::computedShape() const
{
if (Shape* shape = m_shape.get())
return *shape;
const RenderStyle& style = m_renderer.style();
ASSERT(m_renderer.containingBlock());
const RenderStyle& containingBlockStyle = m_renderer.containingBlock()->style();
WritingMode writingMode = containingBlockStyle.writingMode();
float margin = floatValueForLength(m_renderer.style().shapeMargin(), m_renderer.containingBlock() ? m_renderer.containingBlock()->contentWidth() : LayoutUnit());
float shapeImageThreshold = style.shapeImageThreshold();
const ShapeValue& shapeValue = *style.shapeOutside();
switch (shapeValue.type()) {
case ShapeValue::Type::Shape:
ASSERT(shapeValue.shape());
m_shape = Shape::createShape(shapeValue.shape(), m_referenceBoxLogicalSize, writingMode, margin);
break;
case ShapeValue::Type::Image:
ASSERT(shapeValue.isImageValid());
m_shape = createShapeForImage(shapeValue.image(), shapeImageThreshold, writingMode, margin);
break;
case ShapeValue::Type::Box: {
RoundedRect shapeRect = computeRoundedRectForBoxShape(referenceBox(shapeValue), m_renderer);
if (!containingBlockStyle.isHorizontalWritingMode())
shapeRect = shapeRect.transposedRect();
m_shape = Shape::createBoxShape(shapeRect, writingMode, margin);
break;
}
}
ASSERT(m_shape);
return *m_shape;
}
LayoutUnit ShapeOutsideInfo::logicalLeftOffset() const
{
switch (referenceBox(*m_renderer.style()->shapeOutside())) {
case MarginBox: return -m_renderer.marginStart(m_renderer.containingBlock()->style());
case BorderBox: return LayoutUnit();
case PaddingBox: return borderStartWithStyleForWritingMode(m_renderer, m_renderer.containingBlock()->style());
case ContentBox: return borderAndPaddingStartWithStyleForWritingMode(m_renderer, m_renderer.containingBlock()->style());
case BoxMissing: break;
}
ASSERT_NOT_REACHED();
return LayoutUnit();
}
LayoutUnit ShapeOutsideInfo::logicalTopOffset() const
{
switch (referenceBox(*m_layoutBox.style()->shapeOutside())) {
case MarginBox: return -m_layoutBox.marginBefore(m_layoutBox.containingBlock()->style());
case BorderBox: return LayoutUnit();
case PaddingBox: return borderBeforeInWritingMode(m_layoutBox, m_layoutBox.containingBlock()->style()->writingMode());
case ContentBox: return borderAndPaddingBeforeInWritingMode(m_layoutBox, m_layoutBox.containingBlock()->style()->writingMode());
case BoxMissing: break;
}
ASSERT_NOT_REACHED();
return LayoutUnit();
}
LayoutUnit ShapeInfo<RenderType>::logicalTopOffset() const
{
switch (referenceBox()) {
case MarginBox: return -m_renderer.marginBefore(&styleForWritingMode());
case BorderBox: return LayoutUnit();
case PaddingBox: return borderBeforeInWritingMode(m_renderer, styleForWritingMode().writingMode());
case ContentBox: return borderAndPaddingBeforeInWritingMode(m_renderer, styleForWritingMode().writingMode());
case Fill: break;
case Stroke: break;
case ViewBox: break;
case BoxMissing: break;
}
ASSERT_NOT_REACHED();
return LayoutUnit();
}
LayoutUnit ShapeInfo<RenderType>::logicalLeftOffset() const
{
if (m_renderer.isRenderRegion())
return LayoutUnit();
switch (referenceBox()) {
case MarginBox: return -m_renderer.marginStart(&styleForWritingMode());
case BorderBox: return LayoutUnit();
case PaddingBox: return borderStartWithStyleForWritingMode(m_renderer, styleForWritingMode());
case ContentBox: return borderAndPaddingStartWithStyleForWritingMode(m_renderer, styleForWritingMode());
case Fill: break;
case Stroke: break;
case ViewBox: break;
case BoxMissing: break;
}
ASSERT_NOT_REACHED();
return LayoutUnit();
}
void ShapeOutsideInfo::setReferenceBoxLogicalSize(LayoutSize newReferenceBoxLogicalSize)
{
bool isHorizontalWritingMode = m_renderer.containingBlock()->style().isHorizontalWritingMode();
switch (referenceBox(*m_renderer.style().shapeOutside())) {
case MarginBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.expand(m_renderer.horizontalMarginExtent(), m_renderer.verticalMarginExtent());
else
newReferenceBoxLogicalSize.expand(m_renderer.verticalMarginExtent(), m_renderer.horizontalMarginExtent());
break;
case BorderBox:
break;
case PaddingBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.shrink(m_renderer.horizontalBorderExtent(), m_renderer.verticalBorderExtent());
else
newReferenceBoxLogicalSize.shrink(m_renderer.verticalBorderExtent(), m_renderer.horizontalBorderExtent());
break;
case ContentBox:
if (isHorizontalWritingMode)
newReferenceBoxLogicalSize.shrink(m_renderer.horizontalBorderAndPaddingExtent(), m_renderer.verticalBorderAndPaddingExtent());
else
newReferenceBoxLogicalSize.shrink(m_renderer.verticalBorderAndPaddingExtent(), m_renderer.horizontalBorderAndPaddingExtent());
break;
case Fill:
case Stroke:
case ViewBox:
case BoxMissing:
ASSERT_NOT_REACHED();
break;
}
if (m_referenceBoxLogicalSize == newReferenceBoxLogicalSize)
return;
markShapeAsDirty();
m_referenceBoxLogicalSize = newReferenceBoxLogicalSize;
}
float Filter::applyVerticalScale(float value) const
{
if (m_unitScaling == BoundingBox)
value *= referenceBox().height();
return m_scale * value;
}
float Filter::applyHorizontalScale(float value) const
{
if (m_unitScaling == BoundingBox)
value *= referenceBox().width();
return m_scale * value;
}
