SVGPreserveAspectRatio.h [plain text]
#ifndef SVGPreserveAspectRatio_h
#define SVGPreserveAspectRatio_h
#if ENABLE(SVG)
#include "ExceptionCode.h"
#include "SVGPropertyTraits.h"
namespace WebCore {
class AffineTransform;
class FloatRect;
class SVGPreserveAspectRatio {
public:
enum SVGPreserveAspectRatioType {
SVG_PRESERVEASPECTRATIO_UNKNOWN = 0,
SVG_PRESERVEASPECTRATIO_NONE = 1,
SVG_PRESERVEASPECTRATIO_XMINYMIN = 2,
SVG_PRESERVEASPECTRATIO_XMIDYMIN = 3,
SVG_PRESERVEASPECTRATIO_XMAXYMIN = 4,
SVG_PRESERVEASPECTRATIO_XMINYMID = 5,
SVG_PRESERVEASPECTRATIO_XMIDYMID = 6,
SVG_PRESERVEASPECTRATIO_XMAXYMID = 7,
SVG_PRESERVEASPECTRATIO_XMINYMAX = 8,
SVG_PRESERVEASPECTRATIO_XMIDYMAX = 9,
SVG_PRESERVEASPECTRATIO_XMAXYMAX = 10
};
enum SVGMeetOrSliceType {
SVG_MEETORSLICE_UNKNOWN = 0,
SVG_MEETORSLICE_MEET = 1,
SVG_MEETORSLICE_SLICE = 2
};
SVGPreserveAspectRatio();
void setAlign(unsigned short align, ExceptionCode&);
unsigned short align() const { return m_align; }
void setMeetOrSlice(unsigned short, ExceptionCode&);
unsigned short meetOrSlice() const { return m_meetOrSlice; }
void transformRect(FloatRect& destRect, FloatRect& srcRect);
AffineTransform getCTM(float logicX, float logicY,
float logicWidth, float logicHeight,
float physWidth, float physHeight) const;
template<class Consumer>
static bool parsePreserveAspectRatio(Consumer* consumer, const String& value, bool validate = true)
{
bool result = false;
const UChar* begin = value.characters();
const UChar* end = begin + value.length();
consumer->setPreserveAspectRatioBaseValue(parsePreserveAspectRatio(begin, end, validate, result));
return result;
}
static SVGPreserveAspectRatio parsePreserveAspectRatio(const UChar*& currParam, const UChar* end, bool validate, bool& result);
String valueAsString() const;
private:
SVGPreserveAspectRatioType m_align;
SVGMeetOrSliceType m_meetOrSlice;
};
template<>
struct SVGPropertyTraits<SVGPreserveAspectRatio> {
static SVGPreserveAspectRatio initialValue() { return SVGPreserveAspectRatio(); }
static String toString(const SVGPreserveAspectRatio& type) { return type.valueAsString(); }
};
}
#endif // ENABLE(SVG)
#endif // SVGPreserveAspectRatio_h