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();
LayoutUnit maximumValue = m_renderer.containingBlock() ? m_renderer.containingBlock()->contentWidth() : LayoutUnit();
float margin = floatValueForLength(m_renderer.style()->shapeMargin(), maximumValue.toFloat());
float shapeImageThreshold = style.shapeImageThreshold();
ASSERT(style.shapeOutside());
const ShapeValue& shapeValue = *style.shapeOutside();
switch (shapeValue.type()) {
case ShapeValue::Shape:
ASSERT(shapeValue.shape());
m_shape = Shape::createShape(shapeValue.shape(), m_referenceBoxLogicalSize, writingMode, margin);
break;
case ShapeValue::Image:
ASSERT(shapeValue.isImageValid());
m_shape = createShapeForImage(shapeValue.image(), shapeImageThreshold, writingMode, margin);
break;
case ShapeValue::Box: {
const RoundedRect& shapeRect = style.getRoundedBorderFor(LayoutRect(LayoutPoint(), m_referenceBoxLogicalSize), m_renderer.view());
m_shape = Shape::createLayoutBoxShape(shapeRect, writingMode, margin);
break;
}
}
ASSERT(m_shape);
return *m_shape;
}
// These helpers are only used by the PODIntervalTree for debugging purposes.
String ValueToString<LayoutUnit>::toString(const LayoutUnit value) {
return String::number(value.toFloat());
}
