Files
itgmania212121/stepmania/src/ActorScroller.h
T
2005-09-27 03:18:57 +00:00

115 lines
3.7 KiB
C++

/* ActorScroller - ActorFrame that moves its children. */
#ifndef ActorScroller_H
#define ActorScroller_H
#include "ActorFrame.h"
#include "Quad.h"
struct XNode;
#include "LuaExpressionTransform.h"
class ActorScroller : public ActorFrame
{
public:
ActorScroller();
void Load2(
float fNumItemsToDraw,
float fItemWidth,
float fItemHeight,
bool bLoop,
float fSecondsPerItem,
float fSecondsPauseBetweenItems );
void Load3(
float fSecondsPerItem,
float fNumItemsToDraw,
bool bFastCatchup,
const CString &sTransformFunction,
int iSubdivisions,
bool bUseMask,
bool bLoop );
virtual void UpdateInternal( float fDelta );
virtual void DrawPrimitives(); // handles drawing and doesn't call ActorFrame::DrawPrimitives
void PositionItems();
void LoadFromNode( const CString &sDir, const XNode *pNode );
virtual Actor *Copy() const;
void SetDestinationItem( float fItemIndex ) { m_fDestinationItem = fItemIndex; }
void SetCurrentAndDestinationItem( float fItemIndex ) { m_fCurrentItem = m_fDestinationItem = fItemIndex; }
float GetCurrentItem() const { return m_fCurrentItem; }
float GetDestinationItem() const { return m_fDestinationItem; }
void ScrollThroughAllItems();
void ScrollWithPadding( float fItemPaddingStart, float fItemPaddingEnd );
void SetPauseCountdownSeconds( float fSecs ) { m_fPauseCountdownSeconds = fSecs; }
float GetSecondsForCompleteScrollThrough() const;
//
// Commands
//
void PushSelf( lua_State *L );
protected:
void PositionItemsAndDrawPrimitives( bool bDrawPrimitives );
private:
float m_fCurrentItem; // Item at center of list, usually between 0 and m_SubActors.size(), approaches destination
float m_fDestinationItem;
float m_fSecondsPerItem; // <= 0 means don't scroll
float m_fSecondsPauseBetweenItems;
float m_fNumItemsToDraw;
bool m_bLoop;
bool m_bFastCatchup;
float m_fPauseCountdownSeconds;
float m_fQuantizePixels;
Quad m_quadMask;
LuaExpressionTransform m_exprTransformFunction; // params: self,offset,itemIndex,numItems
};
class ActorScrollerAutoDeleteChildren : public ActorScroller
{
public:
ActorScrollerAutoDeleteChildren() { DeleteChildrenWhenDone(true); }
void LoadFromNode( const CString& sDir, const XNode* pNode )
{
// Load children before ActorScroller::LoadFromNode or
// else it won't SetDestinationItem correctly.
LoadChildrenFromNode( sDir, pNode );
ActorScroller::LoadFromNode( sDir, pNode );
}
virtual Actor *Copy() const;
};
#endif
/*
* (c) 2003-2004 Chris Danford
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, and/or sell copies of the Software, and to permit persons to
* whom the Software is furnished to do so, provided that the above
* copyright notice(s) and this permission notice appear in all copies of
* the Software and that both the above copyright notice(s) and this
* permission notice appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/