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#include "Nux.h"
#include "Timeline.h"
#include "TimelineEasings.h"
namespace nux
{
TimelineEaseInOutQuad::TimelineEaseInOutQuad (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseInOutQuad::GetEasing ()
{
double prog = GetProgress ();
prog *= 2.0;
if (prog < 1)
{
return (prog * prog) * 0.5;
}
prog -= 1.0;
return -0.5 * (prog * (prog - 2) - 1);
}
TimelineEaseInQuad::TimelineEaseInQuad (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseInQuad::GetEasing ()
{
double prog = GetProgress ();
return prog * prog;
}
TimelineEaseOutQuad::TimelineEaseOutQuad (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseOutQuad::GetEasing ()
{
double prog = GetProgress ();
return -1.0 * prog * (prog - 2);
}
TimelineEaseInOutCubic::TimelineEaseInOutCubic (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseInOutCubic::GetEasing ()
{
double prog = GetProgress ();
prog *= 2.0;
if (prog < 1)
{
return (prog * prog * prog) * 0.5;
}
prog -= 2.0;
return 0.5 * (prog * prog * prog + 2.0);
}
TimelineEaseInCubic::TimelineEaseInCubic (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseInCubic::GetEasing ()
{
double prog = GetProgress ();
return prog * prog * prog;
}
TimelineEaseOutCubic::TimelineEaseOutCubic (unsigned int msecs, const TCHAR *Caption, NUX_FILE_LINE_DECL)
: Timeline (msecs, Caption, NUX_FILE_LINE_PARAM)
{
}
double TimelineEaseOutCubic::GetEasing ()
{
double prog = GetProgress ();
prog -= 1.0;
return prog * prog * prog + 1.0;
}
}
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