RPR Undo OnStateChangeEx2

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==Examples==
==Examples==
===C++===
===C++===
-
<source lang=cpp>
+
<source lang=cpp highlight="35">
 +
void DoInsRndFileEx(bool RndLen,bool RndOffset,bool UseTimeSel)
 +
{
 +
if (g_filenames->GetSize()>0)
 +
{
 +
int filenameindex=rand() % g_filenames->GetSize();
 +
 +
t_vect_of_Reaper_tracks TheTracks;
 +
XenGetProjectTracks(TheTracks,true);
 +
if (TheTracks.size()>0)
 +
{
 +
PCM_source *NewPCM=PCM_Source_CreateFromFile(g_filenames->Get(filenameindex));
 +
MediaItem *NewItem=AddMediaItemToTrack(TheTracks[0]);
 +
MediaItem_Take *NewTake=AddTakeToMediaItem(NewItem);
 +
double TimeSelStart=0.0;
 +
double TimeSelEnd=NewPCM->GetLength();
 +
GetSet_LoopTimeRange(false,false,&TimeSelStart,&TimeSelEnd,false);
 +
double ItemPos=TimeSelStart;
 +
double ItemLen=NewPCM->GetLength();
 +
double MediaOffset=0.0;
 +
if (RndOffset)
 +
{
 +
MediaOffset=(NewPCM->GetLength()/RAND_MAX)*rand();
 +
ItemLen-=MediaOffset;
 +
}
 +
if (RndLen) ItemLen=((NewPCM->GetLength()-MediaOffset)/RAND_MAX)*rand();
 +
if (UseTimeSel) ItemLen=TimeSelEnd-TimeSelStart;
 +
if (!UseTimeSel) ItemPos=GetCursorPosition();
 +
GetSetMediaItemTakeInfo(NewTake,"P_SOURCE",NewPCM);
 +
GetSetMediaItemTakeInfo(NewTake,"D_STARTOFFS",&MediaOffset);
 +
 +
GetSetMediaItemInfo(NewItem,"D_POSITION",&ItemPos);
 +
GetSetMediaItemInfo(NewItem,"D_LENGTH",&ItemLen);
 +
Main_OnCommand(40047,0); // build any missing peaks
 +
SetEditCurPos(ItemPos+ItemLen,false,false);
 +
Undo_OnStateChangeEx("Insert random file (Extended)",4,-1);
 +
 +
UpdateTimeline();
 +
}
 +
}
 +
}
</source>
</source>
-
 
===Perl===
===Perl===

Latest revision as of 20:02, 29 January 2010

Main Page > REAPER Documentation > ReaScript > ReaScript API, Functions > RPR Undo OnStateChangeEx2
Main Page > REAPER Documentation > REAPER API > REAPER API Functions > RPR Undo OnStateChangeEx2

Contents

OnStateChangeEx2()

void Undo_OnStateChangeEx(const char* descchange, int whichStates, int trackparm) deprecated
void Undo_OnStateChangeEx2(void* proj, const char* descchange, int whichStates, int trackparm)

trackparm=-1 by default,or if updating one fx chain,you can specify track index

Parameters

void* proj, 
const char* descchange,
int whichStates,
int trackparm

Returns

void

Examples

C++

void DoInsRndFileEx(bool RndLen,bool RndOffset,bool UseTimeSel)
{
	if (g_filenames->GetSize()>0)
	{
		int filenameindex=rand() % g_filenames->GetSize();
 
		t_vect_of_Reaper_tracks TheTracks;
		XenGetProjectTracks(TheTracks,true);
		if (TheTracks.size()>0)
		{
		PCM_source *NewPCM=PCM_Source_CreateFromFile(g_filenames->Get(filenameindex));
		MediaItem *NewItem=AddMediaItemToTrack(TheTracks[0]);
		MediaItem_Take *NewTake=AddTakeToMediaItem(NewItem);
		double TimeSelStart=0.0;
		double TimeSelEnd=NewPCM->GetLength();
		GetSet_LoopTimeRange(false,false,&TimeSelStart,&TimeSelEnd,false);
		double ItemPos=TimeSelStart;
		double ItemLen=NewPCM->GetLength();
		double MediaOffset=0.0;
		if (RndOffset) 
		{
			MediaOffset=(NewPCM->GetLength()/RAND_MAX)*rand();
			ItemLen-=MediaOffset;
		}
		if (RndLen) ItemLen=((NewPCM->GetLength()-MediaOffset)/RAND_MAX)*rand();
		if (UseTimeSel) ItemLen=TimeSelEnd-TimeSelStart;
		if (!UseTimeSel) ItemPos=GetCursorPosition();
		GetSetMediaItemTakeInfo(NewTake,"P_SOURCE",NewPCM);
		GetSetMediaItemTakeInfo(NewTake,"D_STARTOFFS",&MediaOffset);
 
		GetSetMediaItemInfo(NewItem,"D_POSITION",&ItemPos);
		GetSetMediaItemInfo(NewItem,"D_LENGTH",&ItemLen);
		Main_OnCommand(40047,0); // build any missing peaks
		SetEditCurPos(ItemPos+ItemLen,false,false);
		Undo_OnStateChangeEx("Insert random file (Extended)",4,-1); 
		UpdateTimeline();
		}
	}	
}

Perl

 


Python

 

See Also

undo: Undo_BeginBlock, Undo_BeginBlock2, Undo_CanRedo2, Undo_CanUndo2, Undo_DoRedo2, Undo_DoUndo2, Undo_EndBlock, Undo_EndBlock2, Undo_OnStateChange, Undo_OnStateChange2, Undo_OnStateChangeEx, Undo_OnStateChangeEx2, Undo_OnStateChange_Item, CSurf_FlushUndo,

(Section automatically generated, edits above this line may be overwritten.)

Stuff

Main Page > REAPER Documentation > ReaScript > ReaScript API, Functions > RPR Undo OnStateChangeEx2
Main Page > REAPER Documentation > REAPER API > REAPER API Functions > RPR Undo OnStateChangeEx2

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