bool MapFollowAnimation::GetProperty(TObject object, TProperty property, bool targetValue, PropertyValue & value) const
{
if (property == Animation::Position)
{
ScreenBase tmp = AnimationSystem::Instance().GetLastScreen();
if (targetValue)
{
tmp.SetFromParams(m_globalPosition, m_angleInterpolator.GetTargetAngle(), m_isAutoZoom ? m_scaleInterpolator.GetScale()
: m_scaleInterpolator.GetTargetScale());
tmp.MatchGandP3d(m_globalPosition, m_endPixelPosition);
}
else
{
double const scale = m_scaleInterpolator.GetScale() / m_scaleInterpolator.GetStartScale();
double const angle = m_angleInterpolator.GetAngle() - m_angleInterpolator.GetStartAngle();
m2::PointD offset = m_offsetInterpolator.GetPosition() * scale;
offset.Rotate(angle);
m2::PointD pos = m_globalPosition + offset;
tmp.SetFromParams(m_globalPosition, m_angleInterpolator.GetAngle(), m_scaleInterpolator.GetScale());
tmp.MatchGandP3d(pos, m_endPixelPosition);
}
value = PropertyValue(tmp.GetOrg());
return true;
}
if (property == Animation::Angle)
{
value = PropertyValue(targetValue ? m_angleInterpolator.GetTargetAngle() : m_angleInterpolator.GetAngle());
return true;
}
if (property == Animation::Scale)
{
value = PropertyValue((targetValue && !m_isAutoZoom) ? m_scaleInterpolator.GetTargetScale()
: m_scaleInterpolator.GetScale());
return true;
}
ASSERT(false, ("Wrong property:", property));
return false;
}
// static
void Animation::GetCurrentScreen(TPropertyCache const & properties, ScreenBase const & screen, ScreenBase & currentScreen)
{
currentScreen = screen;
if (!properties.empty())
{
double scale = currentScreen.GetScale();
double angle = currentScreen.GetAngle();
m2::PointD pos = currentScreen.GlobalRect().GlobalZero();
PropertyValue value;
if (GetCachedProperty(properties, Object::MapPlane, ObjectProperty::Scale, value))
scale = value.m_valueD;
if (GetCachedProperty(properties, Object::MapPlane, ObjectProperty::Angle, value))
angle = value.m_valueD;
if (GetCachedProperty(properties, Object::MapPlane, ObjectProperty::Position, value))
pos = value.m_valuePointD;
currentScreen.SetFromParams(pos, angle, scale);
}
}
