// ===========================================================================
// 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.
// ===========================================================================
//
//
//  Creation Date:  Oct 12, 1998
//
//  Description:
//      This script sets up the skinCluster Add Influence dialog box
//
//  Input Arguments:
//      None.
//
//  Return Value:
//      None.
//

proc setOptionVars (int $forceFactorySettings)
{
	// Use Geometry
	//
	if( $forceFactorySettings || !`optionVar -exists useGeometry` ) {
		// default useGeometry of 1 means use the geometry of the
		// bound object
		//
		optionVar -intValue useGeometry 1;
	}
	
	// Dropoff
	//
	if ( $forceFactorySettings || !`optionVar -exists dropoff` ) {
		optionVar -floatValue dropoff 4.0;
	}

	// Smoothness
	//
	if ( $forceFactorySettings || !`optionVar -exists polySmoothness` ) {
		optionVar -floatValue polySmoothness 0.0;
	}

	// Nurbs samples
	if ( $forceFactorySettings || !`optionVar -exists nurbsSamples`) {
		optionVar -intValue nurbsSamples 10;
	} 

	// Lock weights
	//
	if ( $forceFactorySettings || !`optionVar -exists lockWeights`){
		optionVar -intValue lockWeights 0;
	}

	// Default weight
	//
	if ( $forceFactorySettings || !`optionVar -exists defaultWeight`) {
		optionVar -floatValue defaultWeight 0.0;
	}

}

//
//  Procedure Name:
//      addInfluenceSetup
//
//  Description:
//		Update the state of the option box UI to reflect the option values.
//
//  Input Arguments:
//      parent               - Top level parent layout of the option box UI.
//                             Required so that UI object names can be 
//                             successfully resolved.
//
//		forceFactorySettings - Whether the option values should be set to
//                             default values.
//
//  Return Value:
//      None.
//
global proc addInfluenceSetup (string $parent, int $forceFactorySettings)
{
	// Retrieve the option settings
	//
	setOptionVars( $forceFactorySettings );
	
	setParent $parent;
	
	// Query the optionVar's and set the values into the controls
	//
	int $useGeom = `optionVar -query useGeometry`;
	checkBoxGrp -e -value1 $useGeom useGeometryWidget;

	// Dropoff
	//
	if (`floatSliderGrp -exists dropoff`){
		floatSliderGrp -edit
			-value `optionVar -query dropoff`
			dropoff;
	}

	// Poly smoothness
	//
	if (`floatSliderGrp -exists psWidget`){
		floatSliderGrp -edit
			-value `optionVar -query polySmoothness`
			psWidget;
		if ($useGeom)
			floatSliderGrp -e -enable 1 psWidget;
	}

	// Nurbs samples
	//
	if (`intSliderGrp -exists nsWidget`) {
		intSliderGrp -edit
			-value `optionVar -query nurbsSamples`
			nsWidget;
		if ($useGeom)
			intSliderGrp -e -enable 1 nsWidget;
	}

	// lock weights
	//
	int $lockWts = `optionVar -query lockWeights`;
	checkBoxGrp -e -value1 $lockWts lockWeightsWidget;

	// default weight
	//
	if (`floatSliderGrp -exists defaultWeightWidget`) {
		floatSliderGrp -edit
			-value `optionVar -query defaultWeight`
			defaultWeightWidget;
		
		floatSliderGrp -e -enable $lockWts defaultWeightWidget;
	}
   

	
}


//
//  Procedure Name:
//      addInfluenceCallback
//
//  Description:
//		Update the option values with the current state of the option box UI.
//
//  Input Arguments:
//      parent - Top level parent layout of the option box UI.  Required so
//               that UI object names can be successfully resolved.
//
//		doIt   - Whether the command should execute.
//
//  Return Value:
//      None.
//
global proc addInfluenceCallback (string $parent, int $doIt)
{
    setParent $parent;
	
	optionVar -intValue useGeometry `checkBoxGrp -q -value1 useGeometryWidget`;

	// Dropoff
	//
	if (`floatSliderGrp -exists dropoff`) {
		optionVar -floatValue dropoff
			`floatSliderGrp -query -value dropoff`;
	}

	// Poly smoothness
	//
	if (`floatSliderGrp -exists psWidget`) {
		optionVar -floatValue polySmoothness
			`floatSliderGrp -query -value psWidget`;
	}

	// Nurbs samples
	//
	if (`intSliderGrp -exists nsWidget`) {
		optionVar -intValue nurbsSamples
			`intSliderGrp -query -value nsWidget`;
	}

	// lock weights
	//
	optionVar -intValue lockWeights `checkBoxGrp -q -value1 lockWeightsWidget`;
	
	// default weight
	//
	if (`floatSliderGrp -exists defaultWeightWidget`) {
		optionVar -floatValue defaultWeight
			`floatSliderGrp -query -value defaultWeightWidget`;
	}


	if ($doIt) {
		performAddInfluence false; 
		addToRecentCommandQueue "performAddInfluence false" "AddInfluence";
	}
}


global proc addInfluenceOptions ()
{
	// Name of the command for this option box 
	//
	string $commandName = "addInfluence";

	// Build the option box "methods"
	//
	string $callback = ($commandName + "Callback");
	string $setup = ($commandName + "Setup");
	
	//	STEP 1:  Get the option box.
	//	============================
	//
	//	The value returned is the name of the layout to be used as
	//	the parent for the option box UI.
	//
	string $layout = getOptionBox();
	setParent $layout;
	
	//	STEP 2:  Pass the command name to the option box.
	//	=================================================
	//
	//	Any default option box behaviour based on the command name is set 
	//	up with this call.  For example, updating the 'Help' menu item with
	//	the name of the command.
	//
	setOptionBoxCommandName("skinCluster");
	
	//	STEP 3:  Activate the default UI template.
	//	==========================================
	//
	//	Activate the default UI template so that the layout of this 
	//	option box is consistent with the layout of the rest of the 
	//	application.
	//
	setUITemplate -pushTemplate DefaultTemplate;

	//	STEP 4: Create option box contents.
	//	===================================
	//	
	//	This, of course, will vary from option box to option box.	
	
	//	Turn on the wait cursor.
	//
	waitCursor -state 1;

	tabLayout -tabsVisible 0 -scrollable 1;
	
	string $parent = `columnLayout -adjustableColumn 1`;

	checkBoxGrp
		-label (uiRes("m_performAddInfluence.kGeometry")) 
		-label1 (uiRes("m_performAddInfluence.kUseGeometry")) 
		-numberOfCheckBoxes 1
 		-on1 "floatSliderGrp -e -enable 1 psWidget; intSliderGrp -e -enable 1 nsWidget"
 		-of1 "floatSliderGrp -e -enable 0 psWidget; intSliderGrp -e -enable 0 nsWidget"
		useGeometryWidget;

	floatSliderGrp -label (uiRes("m_performAddInfluence.kDropoff"))  -minValue 0.1 -maxValue 10.0 -fieldMaxValue 100.0 -pre 1 dropoff ;

	floatSliderGrp -label (uiRes("m_performAddInfluence.kPolygonSmoothness"))  -minValue 0.0 -maxValue 50.0 -enable (`checkBoxGrp -q -v1 useGeometryWidget`) -pre 1 psWidget;

	intSliderGrp -label (uiRes("m_performAddInfluence.kNURBSSamples"))  -minValue 1 -maxValue 100 -enable (`checkBoxGrp -q -v1 useGeometryWidget`) nsWidget;

	checkBoxGrp
		-label (uiRes("m_performAddInfluence.kWeightLocking")) 
		-label1 (uiRes("m_performAddInfluence.kLockWeights")) 
		-numberOfCheckBoxes 1
 		-on1 "floatSliderGrp -e -enable 1 defaultWeightWidget"
 		-of1 "floatSliderGrp -e -enable 0 defaultWeightWidget"
		lockWeightsWidget;

	floatSliderGrp -label (uiRes("m_performAddInfluence.kDefaultWeight"))  -minValue 0.0 -maxValue 1.0 -enable (`checkBoxGrp -q -v1 lockWeightsWidget`) -pre 3 defaultWeightWidget;

 
	//	Turn off the wait cursor.
	//
	waitCursor -state 0;
	
	//	Step 5: Deactivate the default UI template.
	//	===========================================
	//
	setUITemplate -popTemplate;

	//	Step 6: Customize the buttons.  
	//	==============================
	//
	//	Provide more descriptive labels for the buttons.  This is not 
	//	necessary, but in some cases, for example, a button labelled 
	//	'Create' may be more meaningful to the user than one labelled
	//	'Apply'.
	//
	//	Disable those buttons that are not applicable to the option box.
	//
	//	Attach actions to those buttons that are applicable to the option
	//	box.  Note that the 'Close' button has a default action attached 
	//	to it that will hide the window.  If a a custom action is
	//	attached to the 'Close' button then be sure to call the 'hide the
	//	option box' procedure within the custom action so that the option
	//	box is hidden properly.

	//	'Apply' button.
	//
	string $applyBtn = getOptionBoxApplyBtn();
	button -edit -label (uiRes("m_performAddInfluence.kAdd")) 
		-command ($callback + " " + $parent + " " + 1)
		$applyBtn;

	//	'Save' button.
	//
	string $saveBtn = getOptionBoxSaveBtn();
	button -edit
		-command ($callback + " " + $parent + " " + 0 + "; hideOptionBox")
		$saveBtn;

	//	'Reset' button.
	//
	string $resetBtn = getOptionBoxResetBtn();
	button -edit 
		-command ($setup + " " + $parent + " " + 1)
		$resetBtn;

	//	Step 7: Set the option box title.
	//	=================================
	//
	setOptionBoxTitle (uiRes("m_performAddInfluence.kAddInfluenceOptions"));

	//	Step 8: Customize the 'Help' menu item text.
	//	============================================
	//
	setOptionBoxHelpTag( "AddInfluence" );

	//	Step 9: Set the current values of the option box.
	//	=================================================
	//
	eval (($setup + " " + $parent + " " + 0));	
	
	//	Step 10: Show the option box.
	//	=============================
	//
	showOptionBox();
}

proc string assembleCmd ()
{
	string $cmd;

	setOptionVars( false );
	
	$cmd = "skinClusterInfluence 1 \"";

	int $useGeometry = `optionVar -q useGeometry`;
	if ($useGeometry == 1)
		$cmd = $cmd + "-ug";

	$cmd += " -dr " + `optionVar -query dropoff`;

	if ($useGeometry == 1)
	{
		$cmd += " -ps " + `optionVar -query polySmoothness`;
		$cmd += " -ns " + `optionVar -query nurbsSamples`;
	}

	int $lockWeights = `optionVar -q lockWeights`;
	if ($lockWeights == 1)
	{
		$cmd = $cmd + " -lw true -wt " + `optionVar -query defaultWeight`;
	}

	$cmd += "\"";

	return $cmd;
}

global proc string performAddInfluence (int $action)
// The action variable means
//		0 - do the command
//		1 - show the option box
//		2 - return the drag command
//
{
	string $cmd = "";

	switch ($action) {
		case 0: // Execute the command
			// Retrieve the option settings
			//
			setOptionVars (false);

			// Get the command and print it in the command window
			$cmd = `assembleCmd`;
			
			// Execute the command with the option settings
			evalEcho($cmd);

			break;
		case 1:  // Do the option box
			addInfluenceOptions;
			break;
		case 2: // Return the drag string
			// Retrieve the option settings
			//
			setOptionVars (false);

			// Get the command
			$cmd = `assembleCmd`;

			break;
	}
	return $cmd;
}