// The generic PrintTo *must* come after the non-generic PrintTo otherwise it
// will end up calling itself.
void PrintTo(const TimingFunction& timingFunction, ::std::ostream* os)
{
switch (timingFunction.type()) {
case TimingFunction::LinearFunction: {
const LinearTimingFunction& linear = toLinearTimingFunction(timingFunction);
PrintTo(linear, os);
return;
}
case TimingFunction::CubicBezierFunction: {
const CubicBezierTimingFunction& cubic = toCubicBezierTimingFunction(timingFunction);
PrintTo(cubic, os);
return;
}
case TimingFunction::StepsFunction: {
const StepsTimingFunction& step = toStepsTimingFunction(timingFunction);
PrintTo(step, os);
return;
}
case TimingFunction::ChainedFunction: {
const ChainedTimingFunction& chained = toChainedTimingFunction(timingFunction);
PrintTo(chained, os);
return;
}
default:
ASSERT_NOT_REACHED();
}
}
// The generic operator== *must* come after the
// non-generic operator== otherwise it will end up calling itself.
bool operator==(const TimingFunction& lhs, const TimingFunction& rhs)
{
switch (lhs.type()) {
case TimingFunction::LinearFunction: {
const LinearTimingFunction& linear = toLinearTimingFunction(lhs);
return (linear == rhs);
}
case TimingFunction::CubicBezierFunction: {
const CubicBezierTimingFunction& cubic = toCubicBezierTimingFunction(lhs);
return (cubic == rhs);
}
case TimingFunction::StepsFunction: {
const StepsTimingFunction& step = toStepsTimingFunction(lhs);
return (step == rhs);
}
default:
ASSERT_NOT_REACHED();
}
return false;
}
PassRefPtr<TimingFunction> CompositorAnimationsTimingFunctionReverser::reverse(const TimingFunction* timefunc)
{
switch (timefunc->type()) {
case TimingFunction::LinearFunction: {
const LinearTimingFunction* linear = toLinearTimingFunction(timefunc);
return reverse(linear);
}
case TimingFunction::CubicBezierFunction: {
const CubicBezierTimingFunction* cubic = toCubicBezierTimingFunction(timefunc);
return reverse(cubic);
}
case TimingFunction::ChainedFunction: {
const ChainedTimingFunction* chained = toChainedTimingFunction(timefunc);
return reverse(chained);
}
// Steps function can not be reversed.
case TimingFunction::StepsFunction:
default:
ASSERT_NOT_REACHED();
return PassRefPtr<TimingFunction>();
}
}
