// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
global proc int isPoseEditorAddPoseEnabled()
//
//  Description:
//		Check if add pose could be performed at the moment 
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	string $tplSelected[] = getPoseEditorTreeviewSelection(1);
	if(size($tplSelected) == 0)
		return 0;	// no pose interpolator nodes selected

	return 1;
}

global proc int isPoseEditorAddNeutralPosesEnabled()
//
//  Description:
//		Check if add neutral poses could be performed at the moment 
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	string $tplSelected[] = getPoseEditorTreeviewSelection(1);
	if(size($tplSelected) != 1)
		return 0;	// no or more than one pose interpolator nodes selected
		
	for($tpl in $tplSelected)
	{
		string $poses[] = poseInterpolatorPoseNames($tpl);

		int $foundNeutral = stringArrayContains("neutral", $poses);
		int $foundNeutralSwing = stringArrayContains("neutralSwing", $poses);
		int $foundNeutralTwist = stringArrayContains("neutralTwist", $poses);
		
		if( $foundNeutral == 0 || $foundNeutralSwing == 0 || $foundNeutralTwist == 0)
			return 1;	// some neutral poses missing
	}
	
	return 0;
}

global proc int isPoseEditorPIorPoseMirrorEnabled()
// 
//  Description:
//      Check if mirror pose interpolator or pose could be performed at the moment.
// 
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPIMirrorEnabled() || isPoseEditorPoseMirrorEnabled())
		return 1;
	return 0;
}

global proc int isPoseEditorPIMirrorEnabled()
// 
//  Description:
//      Check if mirror pose interpolator could be performed at the moment.
//      Mirror pose interpolator should be disabled if no poses but neutral poses exist
// 
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPIRefItemSelected())
		return 0;   // Doesn't support reference items
	string $tplSelected[] = getPoseEditorTreeviewSelection(1);
	if(size($tplSelected) == 0)
		return 0;	// no pose interpolator nodes selected
		 
	return 1;
}

global proc int isPoseEditorPoseMirrorEnabled()
// 
//  Description:
//      Check if mirror pose could be performed at the moment.
//      Mirror pose doesn't work with reference items
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPoseRefItemSelected())
		return 0;   // Doesn't support reference items
	string $poseSelected[] = getPoseEditorTreeviewSelection(2);
	if(size($poseSelected) == 0)
		return 0;	// no pose selected
	return 1;
}

global proc int isPoseEditorPIExportEnabled()
// 
//  Description:
//      Check if export pose interpolator could be performed at the moment.
//      Export pose interpolator doesn't work with reference items
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPIRefItemSelected())
		return 0;  // Doesn't support reference items
	return 1;
}

global proc int isPoseEditorPoseExportEnabled()
// 
//  Description:
//      Check if export pose could be performed at the moment.
//      Export pose doesn't work with reference items
// 
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPoseRefItemSelected())
		return 0;  // Doesn't support reference items
	return 1;
}

global proc int isPoseEditorExportSelectionEnabled()
// 
//  Description:
//      Check if export selection could be performed at the moment.
//      Export selection should be disable if there is nothing (pose interpolator or pose) selected.
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPoseRefItemSelected())
		return 0;  // Doesn't support reference items
		
	// do not care what type is selectd here.
	// if a pose is selected, the corresponding pose interpolator must be selected too.
	string $selectionItems[] = getPoseEditorTreeviewSelection(3);
	if (size($selectionItems))
		return 1;
	
	return 0;
}

global proc int isPoseEditorGroupSelectedPIEnabled()
// 
//  Description:
//      Check if group selected pose interpolator could be performed at the moment
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPIRefItemSelected())
		return 0;  // Doesn't support reference items		
	return 1;
}

global proc int isPoseEditorUpdatePosesEnabled()
// 
//  Description:
//      Check if update pose could be performed at the moment 
//
//  Return Value:
//      Return 1 if enabled; otherwise return 0;
//
{
	if(isPoseEditorPIRefItemSelected() || size(getPoseEditorTreeviewSelection(2)) != 1)
		return 0; 
	return 1;
}