1HEADmaster

1 files changed, 1986 insertions, 0 deletions

diff --git a/utils/hlfaceposer/GestureTool.cpp b/utils/hlfaceposer/GestureTool.cpp
new file mode 100644
index 0000000..bc81da0
--- /dev/null
+++ b/utils/hlfaceposer/GestureTool.cpp
@@ -0,0 +1,1986 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+#include <stdio.h>
+#include "hlfaceposer.h"
+#include "GestureTool.h"
+#include "mdlviewer.h"
+#include "choreowidgetdrawhelper.h"
+#include "TimelineItem.h"
+#include "expressions.h"
+#include "expclass.h"
+#include "choreoevent.h"
+#include "StudioModel.h"
+#include "choreoscene.h"
+#include "choreoactor.h"
+#include "choreochannel.h"
+#include "ChoreoView.h"
+#include "InputProperties.h"
+#include "ControlPanel.h"
+#include "FlexPanel.h"
+#include "mxExpressionTray.h"
+#include "ExpressionProperties.h"
+#include "tier1/strtools.h"
+#include "faceposer_models.h"
+#include "UtlBuffer.h"
+#include "filesystem.h"
+#include "iscenetokenprocessor.h"
+#include "choreoviewcolors.h"
+#include "MatSysWin.h"
+
+GestureTool *g_pGestureTool = 0;
+
+#define TRAY_HEIGHT 20
+#define TRAY_ITEM_INSET 10
+
+#define TAG_TOP ( TRAY_HEIGHT + 32 )
+#define TAG_BOTTOM ( TAG_TOP + 20 )
+
+#define MAX_TIME_ZOOM 1000
+// 10% per step
+#define TIME_ZOOM_STEP 2
+
+float SnapTime( float input, float granularity );
+
+GestureTool::GestureTool( mxWindow *parent )
+: IFacePoserToolWindow( "GestureTool", "Gesture" ), mxWindow( parent, 0, 0, 0, 0 )
+{
+	m_bSuppressLayout = false;
+
+	SetAutoProcess( true );
+
+	m_nFocusEventGlobalID = -1;
+
+	m_flScrub			= 0.0f;
+	m_flScrubTarget		= 0.0f;
+	m_nDragType			= DRAGTYPE_NONE;
+
+	m_nClickedX			= 0;
+	m_nClickedY			= 0;
+
+	m_hPrevCursor		= 0;
+	
+	m_nStartX			= 0;
+	m_nStartY			= 0;
+
+	m_pLastEvent		= NULL;
+
+	m_nMousePos[ 0 ] = m_nMousePos[ 1 ] = 0;
+
+	m_nMinX				= 0;
+	m_nMaxX				= 0;
+	m_bUseBounds		= false;
+
+	m_bLayoutIsValid = false;
+	m_flPixelsPerSecond = 500.0f;
+
+	m_flLastDuration = 0.0f;
+	m_nScrollbarHeight	= 12;
+	m_flLeftOffset = 0.0f;
+	m_nLastHPixelsNeeded = -1;
+	m_pHorzScrollBar = new mxScrollbar( this, 0, 0, 18, 100, IDC_GESTUREHSCROLL, mxScrollbar::Horizontal );
+	m_pHorzScrollBar->setVisible( false );
+
+	m_bInSetEvent = false;
+	m_flScrubberTimeOffset = 0.0f;
+}
+
+GestureTool::~GestureTool( void )
+{
+}
+
+void GestureTool::SetEvent( CChoreoEvent *event )
+{
+	if ( m_bInSetEvent )
+		return;
+
+	m_bInSetEvent = true;
+
+	if ( event == m_pLastEvent )
+	{
+		if ( event )
+		{
+			if ( event->GetDuration() != m_flLastDuration )
+			{
+				m_flLastDuration = event->GetDuration();
+				m_nLastHPixelsNeeded = -1;
+				m_flLeftOffset = 0.0f;
+				InvalidateLayout();
+			}
+
+			m_nFocusEventGlobalID = event->GetGlobalID();
+		}
+
+		m_bInSetEvent = false;
+		return;
+	}
+
+	m_pLastEvent = event;
+
+	m_nFocusEventGlobalID = -1;
+	if ( event )
+	{
+		m_nFocusEventGlobalID = event->GetGlobalID();
+	}
+	
+	if ( event )
+	{
+		m_flLastDuration = event->GetDuration();
+	}
+	else
+	{
+		m_flLastDuration = 0.0f;
+	}
+	m_flLeftOffset = 0.0f;
+	m_nLastHPixelsNeeded = -1;
+	InvalidateLayout();
+
+	m_bInSetEvent = false;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CChoreoEvent *GestureTool::GetSafeEvent( void )
+{
+	if ( m_nFocusEventGlobalID == -1 )
+		return NULL;
+
+	if ( !g_pChoreoView )
+		return NULL;
+
+	CChoreoScene *scene = g_pChoreoView->GetScene();
+	if ( !scene )
+		return NULL;
+
+	// Find event by name
+	for ( int i = 0; i < scene->GetNumEvents() ; i++ )
+	{
+		CChoreoEvent *e = scene->GetEvent( i );
+		if ( !e || e->GetType() != CChoreoEvent::GESTURE )
+			continue;
+
+		if ( e->GetGlobalID() == m_nFocusEventGlobalID )
+		{
+			return e;
+		}
+	}
+
+	return NULL;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : rcHandle - 
+//-----------------------------------------------------------------------------
+void GestureTool::GetScrubHandleRect( RECT& rcHandle, float scrub, bool clipped )
+{
+	float pixel = 0.0f;
+	if ( w2() > 0 )
+	{
+		pixel = GetPixelForTimeValue( scrub );
+
+		if  ( clipped )
+		{
+			pixel = clamp( pixel, SCRUBBER_HANDLE_WIDTH / 2, w2() - SCRUBBER_HANDLE_WIDTH / 2 );
+		}
+	}
+
+	rcHandle.left = pixel- SCRUBBER_HANDLE_WIDTH / 2;
+	rcHandle.right = pixel + SCRUBBER_HANDLE_WIDTH / 2;
+	rcHandle.top = 2 + GetCaptionHeight();
+	rcHandle.bottom = rcHandle.top + SCRUBBER_HANDLE_HEIGHT;
+}
+
+void GestureTool::GetScrubHandleReferenceRect( RECT& rcHandle, float scrub, bool clipped /*= false*/ )
+{
+	float pixel = 0.0f;
+	if ( w2() > 0 )
+	{
+		pixel = GetPixelForTimeValue( scrub );
+
+		if  ( clipped )
+		{
+			pixel = clamp( pixel, SCRUBBER_HANDLE_WIDTH/2, w2() - SCRUBBER_HANDLE_WIDTH/2 );
+		}
+	}
+
+	rcHandle.left = pixel-SCRUBBER_HANDLE_WIDTH/2;
+	rcHandle.right = pixel + SCRUBBER_HANDLE_WIDTH/2;
+	rcHandle.top = 2 + GetCaptionHeight() + 195;
+	rcHandle.bottom = rcHandle.top + SCRUBBER_HANDLE_HEIGHT;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : drawHelper - 
+//			rcHandle - 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawScrubHandle( CChoreoWidgetDrawHelper& drawHelper, RECT& rcHandle, float scrub, bool reference )
+{
+	HBRUSH br = CreateSolidBrush( reference ? RGB( 150, 0, 0 ) : RGB( 0, 150, 100 ) );
+
+	COLORREF areaBorder = RGB( 230, 230, 220 );
+
+	drawHelper.DrawColoredLine( areaBorder,
+		PS_SOLID, 1, 0, rcHandle.top, w2(), rcHandle.top );
+	drawHelper.DrawColoredLine( areaBorder,
+		PS_SOLID, 1, 0, rcHandle.bottom, w2(), rcHandle.bottom );
+
+	drawHelper.DrawFilledRect( br, rcHandle );
+
+	// 
+	char sz[ 32 ];
+	sprintf( sz, "%.3f", scrub );
+
+	CChoreoEvent *ev = GetSafeEvent();
+	if ( ev )
+	{
+		float st, ed;
+		st = ev->GetStartTime();
+		ed = ev->GetEndTime();
+
+		float dt = ed - st;
+		if ( dt > 0.0f )
+		{
+			sprintf( sz, "%.3f", st + scrub );
+		}
+	}
+
+	int len = drawHelper.CalcTextWidth( "Arial", 9, 500, sz );
+
+	RECT rcText = rcHandle;
+
+	int textw = rcText.right - rcText.left;
+
+	rcText.left += ( textw - len ) / 2;
+
+	drawHelper.DrawColoredText( "Arial", 9, 500, RGB( 255, 255, 255 ), rcText, sz );
+
+	DeleteObject( br );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *event - 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool GestureTool::IsMouseOverScrubHandle( mxEvent *event )
+{
+	RECT rcHandle;
+	GetScrubHandleRect( rcHandle, m_flScrub, true );
+	InflateRect( &rcHandle, 2, 2 );
+
+	POINT pt;
+	pt.x = (short)event->x;
+	pt.y = (short)event->y;
+	if ( PtInRect( &rcHandle, pt ) )
+	{
+		return true;
+	}
+	return false;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool GestureTool::IsProcessing( void )
+{
+	if ( !GetSafeEvent() )
+		return false;
+
+	if ( m_flScrub != m_flScrubTarget )
+		return true;
+
+	return false;
+}
+
+bool GestureTool::IsScrubbing( void ) const
+{
+	bool scrubbing = ( m_nDragType == DRAGTYPE_SCRUBBER ) ? true : false;
+	return scrubbing;
+}
+
+void GestureTool::SetScrubTime( float t )
+{
+	m_flScrub = t;
+	CChoreoEvent *e = GetSafeEvent();
+	if ( e && e->GetDuration() )
+	{
+		float realtime = e->GetStartTime() + m_flScrub;
+
+		g_pChoreoView->SetScrubTime( realtime );
+		g_pChoreoView->DrawScrubHandle();
+	}
+}
+
+void GestureTool::SetScrubTargetTime( float t )
+{
+	m_flScrubTarget = t;
+	CChoreoEvent *e = GetSafeEvent();
+	if ( e && e->GetDuration() )
+	{
+		float realtime = e->GetStartTime() + m_flScrubTarget;
+
+		g_pChoreoView->SetScrubTargetTime( realtime );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : dt - 
+//-----------------------------------------------------------------------------
+void GestureTool::Think( float dt )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	bool scrubbing = IsScrubbing();
+	ScrubThink( dt, scrubbing );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : dt - 
+//-----------------------------------------------------------------------------
+void GestureTool::ScrubThink( float dt, bool scrubbing )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	if ( m_flScrubTarget == m_flScrub && !scrubbing )
+		return;
+
+	float d = m_flScrubTarget - m_flScrub;
+	int sign = d > 0.0f ? 1 : -1;
+
+	float maxmove = dt;
+
+	if ( sign > 0 )
+	{
+		if ( d < maxmove )
+		{
+			SetScrubTime( m_flScrubTarget );
+		}
+		else
+		{
+			SetScrubTime( m_flScrub + maxmove );
+		}
+	}
+	else
+	{
+		if ( -d < maxmove )
+		{
+			SetScrubTime( m_flScrubTarget );
+		}
+		else
+		{
+			SetScrubTime( m_flScrub - maxmove );
+		}
+	}
+	
+	if ( scrubbing )
+	{
+		g_pMatSysWindow->Frame();
+	}
+}
+
+void GestureTool::DrawScrubHandles()
+{
+	RECT rcTray;
+
+	RECT rcHandle;
+	GetScrubHandleRect( rcHandle, m_flScrub, true );
+
+	rcTray = rcHandle;
+	rcTray.left = 0;
+	rcTray.right = w2();
+
+	CChoreoWidgetDrawHelper drawHelper( this, rcTray );
+	DrawScrubHandle( drawHelper, rcHandle, m_flScrub, false );
+	
+	CChoreoEvent *ev = GetSafeEvent();
+	if ( ev && ev->GetDuration() > 0.0f )
+	{
+		float scrub = ev->GetOriginalPercentageFromPlaybackPercentage( m_flScrub / ev->GetDuration() ) * ev->GetDuration();
+		GetScrubHandleReferenceRect( rcHandle, scrub, true );
+
+		rcTray = rcHandle;
+		rcTray.left = 0;
+		rcTray.right = w2();
+
+		CChoreoWidgetDrawHelper drawHelper( this, rcTray );
+		DrawScrubHandle( drawHelper, rcHandle, scrub, true );
+	}
+}
+
+void GestureTool::redraw()
+{
+	if ( !ToolCanDraw() )
+		return;
+
+	CChoreoWidgetDrawHelper drawHelper( this );
+	HandleToolRedraw( drawHelper );
+
+	RECT rc;
+	drawHelper.GetClientRect( rc );
+
+	CChoreoEvent *ev = GetSafeEvent();
+	if ( ev )
+	{
+		RECT rcText;
+		drawHelper.GetClientRect( rcText );
+		rcText.top += GetCaptionHeight()+1;
+		rcText.bottom = rcText.top + 13;
+		rcText.left += 5;
+		rcText.right -= 5;
+
+		OffsetRect( &rcText, 0, 12 );
+
+		int current, total;
+
+		g_pChoreoView->GetUndoLevels( current, total );
+		if ( total > 0 )
+		{
+			RECT rcUndo = rcText;
+			OffsetRect( &rcUndo, 0, 2 );
+
+			drawHelper.DrawColoredText( "Small Fonts", 8, FW_NORMAL, RGB( 0, 100, 0 ), rcUndo,
+				"Undo:  %i/%i", current, total );
+		}
+
+		rcText.left += 60;
+		
+		// Found it, write out description
+		// 
+		float seqduration;
+		ev->GetGestureSequenceDuration( seqduration );
+
+		RECT rcTextLine = rcText;
+
+		drawHelper.DrawColoredText( "Arial", 11, 900, RGB( 200, 0, 0 ), rcTextLine,
+			"Event:  %s",
+			ev->GetName() );
+
+		OffsetRect( &rcTextLine, 0, 12 );
+
+		drawHelper.DrawColoredText( "Arial", 11, 900, RGB( 200, 0, 0 ), rcTextLine,
+			"Sequence:  '%s' %.3f s.",
+			ev->GetParameters(),
+			seqduration );
+
+		RECT rcTimeLine;
+		drawHelper.GetClientRect( rcTimeLine );
+		rcTimeLine.left = 0;
+		rcTimeLine.right = w2();
+		rcTimeLine.top += ( GetCaptionHeight() + 70 );
+
+		float lefttime = GetTimeValueForMouse( 0 );
+		float righttime = GetTimeValueForMouse( w2() );
+
+		DrawTimeLine( drawHelper, rcTimeLine, lefttime, righttime );
+
+		OffsetRect( &rcText, 0, 30 );
+
+		rcText.left = 5;
+
+		RECT timeRect = rcText;
+
+		timeRect.right = timeRect.left + 100;
+
+		char sz[ 32 ];
+
+		Q_snprintf( sz, sizeof( sz ), "%.2f", lefttime + ev->GetStartTime() );
+
+		drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 0, 0 ), timeRect, sz );
+
+		timeRect = rcText;
+
+		Q_snprintf( sz, sizeof( sz ), "%.2f", righttime + ev->GetStartTime() );
+
+		int textW = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, sz );
+
+		timeRect.right = w2() - 10;
+		timeRect.left = timeRect.right - textW;
+
+		drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 0, 0 ), timeRect, sz );
+	}
+
+	RECT rcHandle;
+	GetScrubHandleRect( rcHandle, m_flScrub, true );
+	DrawScrubHandle( drawHelper, rcHandle, m_flScrub, false );
+
+	DrawEventEnd( drawHelper );
+
+	if ( ev && ev->GetDuration() > 0.0f )
+	{
+		float scrub = ev->GetOriginalPercentageFromPlaybackPercentage( m_flScrub / ev->GetDuration() ) * ev->GetDuration();
+		GetScrubHandleReferenceRect( rcHandle, scrub, true );
+		DrawScrubHandle( drawHelper, rcHandle, scrub, true );
+	}
+
+	RECT rcTags = rc;
+	rcTags.top = TAG_TOP + GetCaptionHeight();
+	rcTags.bottom = TAG_BOTTOM + GetCaptionHeight();
+
+	DrawRelativeTags( drawHelper, rcTags );
+
+	DrawAbsoluteTags( drawHelper );
+
+	RECT rcPos;
+	GetMouseOverPosRect( rcPos );
+	DrawMouseOverPos( drawHelper, rcPos );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GestureTool::ShowContextMenu( mxEvent *event, bool include_track_menus )
+{
+	// Construct main menu
+	mxPopupMenu *pop = new mxPopupMenu();
+
+	int current, total;
+	g_pChoreoView->GetUndoLevels( current, total );
+	if ( total > 0 )
+	{
+		if ( current > 0 )
+		{
+			pop->add( va( "Undo %s", g_pChoreoView->GetUndoDescription() ), IDC_UNDO_GT );
+		}
+		
+		if ( current <= total - 1 )
+		{
+			pop->add( va( "Redo %s", g_pChoreoView->GetRedoDescription() ), IDC_REDO_GT );
+		}
+		pop->addSeparator();
+	}
+
+	CEventAbsoluteTag *tag = IsMouseOverTag( (short)event->x, (short)event->y );
+	if ( tag )
+	{
+		pop->add( va( "Delete '%s'...", tag->GetName() ), IDC_GT_DELETE_TAG );
+	}
+	else
+	{
+		pop->add( "Insert Tag...", IDC_GT_INSERT_TAG );
+	}
+	pop->add( "Revert Tag Timings", IDC_GT_REVERT );
+	pop->add( va( "Change scale..." ), IDC_GT_CHANGESCALE );
+
+	pop->popup( this, (short)event->x, (short)event->y );
+}
+
+void GestureTool::GetWorkspaceLeftRight( int& left, int& right )
+{
+	left = 0;
+	right = w2();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawFocusRect( void )
+{
+	HDC dc = GetDC( NULL );
+
+	for ( int i = 0; i < m_FocusRects.Size(); i++ )
+	{
+		RECT rc = m_FocusRects[ i ].m_rcFocus;
+
+		::DrawFocusRect( dc, &rc );
+	}
+
+	ReleaseDC( NULL, dc );
+}
+
+void GestureTool::SetClickedPos( int x, int y )
+{
+	m_nClickedX = x;
+	m_nClickedY = y;
+}
+
+float GestureTool::GetTimeForClickedPos( void )
+{
+	CChoreoEvent *e = GetSafeEvent();
+	if ( !e )
+		return 0.0f;
+
+	float t = GetTimeValueForMouse( m_nClickedX );
+	return t;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : dragtype - 
+//			startx - 
+//			cursor - 
+//-----------------------------------------------------------------------------
+void GestureTool::StartDragging( int dragtype, int startx, int starty, HCURSOR cursor )
+{
+	m_nDragType = dragtype;
+	m_nStartX	= startx;
+	m_nLastX	= startx;
+	m_nStartY	= starty;
+	m_nLastY	= starty;
+	
+	if ( m_hPrevCursor )
+	{
+		SetCursor( m_hPrevCursor );
+		m_hPrevCursor = NULL;
+	}
+	m_hPrevCursor = SetCursor( cursor );
+
+	m_FocusRects.Purge();
+
+	RECT rcStart;
+	rcStart.left = startx;
+	rcStart.right = startx;
+
+	bool addrect = true;
+	switch ( dragtype )
+	{
+	default:
+	case DRAGTYPE_SCRUBBER:
+		{
+			RECT rcScrub;
+			GetScrubHandleRect( rcScrub, m_flScrub, true );
+
+			rcStart = rcScrub;
+			rcStart.left = ( rcScrub.left + rcScrub.right ) / 2;
+			rcStart.right = rcStart.left;
+			rcStart.top = rcScrub.bottom;
+
+			rcStart.bottom = h2();
+		}
+		break;
+	case DRAGTYPE_ABSOLUTE_TIMING_TAG:
+		{
+			rcStart.top = 0;
+			rcStart.bottom = h2();
+		}
+		break;
+	}
+
+
+	if ( addrect )
+	{
+		AddFocusRect( rcStart );
+	}
+	
+	DrawFocusRect();
+}
+
+void GestureTool::OnMouseMove( mxEvent *event )
+{
+	int mx = (short)event->x;
+	int my = (short)event->y;
+
+	event->x = (short)mx;
+
+	if ( m_nDragType != DRAGTYPE_NONE )
+	{
+		DrawFocusRect();
+
+		for ( int i = 0; i < m_FocusRects.Size(); i++ )
+		{
+			CFocusRect *f = &m_FocusRects[ i ];
+			f->m_rcFocus = f->m_rcOrig;
+
+			switch ( m_nDragType )
+			{
+			default:
+			case DRAGTYPE_SCRUBBER:
+				{
+					ApplyBounds( mx, my );
+					if ( w2() > 0 )
+					{
+						float t = GetTimeValueForMouse( mx );
+						t += m_flScrubberTimeOffset;
+						ForceScrubPosition( t );
+					}
+				}
+				break;
+			case DRAGTYPE_ABSOLUTE_TIMING_TAG:
+				{
+					ApplyBounds( mx, my );
+				}
+				break;
+			}
+
+			OffsetRect( &f->m_rcFocus, ( mx - m_nStartX ),	0 );
+		}
+
+		DrawFocusRect();
+	}
+	else
+	{
+		if ( m_hPrevCursor )
+		{
+			SetCursor( m_hPrevCursor );
+			m_hPrevCursor = NULL;
+		}
+
+		if ( IsMouseOverScrubHandle( event ) )
+		{
+			m_hPrevCursor = SetCursor( LoadCursor( NULL, IDC_SIZEWE ) );
+		}
+		else if ( IsMouseOverTag( mx, my ) )
+		{
+			m_hPrevCursor = SetCursor( LoadCursor( NULL, IDC_SIZEWE ) );
+		}
+	}
+
+	m_nLastX = (short)event->x;
+	m_nLastY = (short)event->y;
+}
+
+int	GestureTool::handleEvent( mxEvent *event )
+{
+	MDLCACHE_CRITICAL_SECTION_( g_pMDLCache );
+
+	int iret = 0;
+
+	if ( HandleToolEvent( event ) )
+	{
+		return iret;
+	}
+
+	switch ( event->event )
+	{
+	case mxEvent::Size:
+		{
+			int w, h;
+			w = event->width;
+			h = event->height;
+
+			m_nLastHPixelsNeeded = 0;
+			InvalidateLayout();
+			iret = 1;
+		}
+		break;
+	case mxEvent::MouseWheeled:
+		{
+			CChoreoScene *scene = g_pChoreoView->GetScene();
+			if ( scene )
+			{
+				int tz = g_pChoreoView->GetTimeZoom( GetToolName() );
+				bool shiftdown = ( event->modifiers & mxEvent::KeyShift ) ? true : false;
+				int stepMultipiler = shiftdown ? 5 : 1;
+
+				// Zoom time in  / out
+				if ( event->height > 0 )
+				{
+					tz = min( tz + TIME_ZOOM_STEP * stepMultipiler, MAX_TIME_ZOOM );
+				}
+				else
+				{
+					tz = max( tz - TIME_ZOOM_STEP * stepMultipiler, TIME_ZOOM_STEP );
+				}
+
+				g_pChoreoView->SetPreservedTimeZoom( this, tz );
+			}
+			RepositionHSlider();
+			redraw();
+			iret = 1;
+		}
+		break;
+	case mxEvent::MouseDown:
+		{
+			iret = 1;
+
+			int mx = (short)event->x;
+			int my = (short)event->y;
+
+			SetClickedPos( mx, my );
+
+			SetMouseOverPos( mx, my );
+			DrawMouseOverPos();
+
+			if ( event->buttons & mxEvent::MouseRightButton )
+			{
+				ShowContextMenu( event, false );
+				return iret;
+			}
+		
+			if ( m_nDragType == DRAGTYPE_NONE )
+			{
+				if ( IsMouseOverScrubHandle( event ) )
+				{
+					if ( w2() > 0 )
+					{
+						float t = GetTimeValueForMouse( (short)event->x );
+						m_flScrubberTimeOffset = m_flScrub - t;
+						float maxoffset = 0.5f * (float)SCRUBBER_HANDLE_WIDTH / GetPixelsPerSecond();
+						m_flScrubberTimeOffset = clamp( m_flScrubberTimeOffset, -maxoffset, maxoffset );
+						t += m_flScrubberTimeOffset;
+						ForceScrubPosition( t );
+					}
+
+					StartDragging( DRAGTYPE_SCRUBBER, m_nClickedX, m_nClickedY, LoadCursor( NULL, IDC_SIZEWE ) );
+				}
+				else if ( IsMouseOverTag( mx, my ) )
+				{
+					StartDragging( DRAGTYPE_ABSOLUTE_TIMING_TAG, m_nClickedX, m_nClickedY, LoadCursor( NULL, IDC_SIZEWE ) );
+				}
+				else
+				{
+					if ( w2() > 0 )
+					{
+						float t = GetTimeValueForMouse( (short)event->x );
+
+						SetScrubTargetTime( t );
+					}
+				}
+
+				CalcBounds( m_nDragType );
+			}
+		}
+		break;
+	case mxEvent::MouseDrag:
+	case mxEvent::MouseMove:
+		{
+			int mx = (short)event->x;
+			int my = (short)event->y;
+
+			SetMouseOverPos( mx, my );
+			DrawMouseOverPos();
+
+			OnMouseMove( event );
+
+			iret = 1;
+		}
+		break;
+	case mxEvent::MouseUp:
+		{
+			if ( event->buttons & mxEvent::MouseRightButton )
+			{
+				return 1;
+			}
+
+			int mx = (short)event->x;
+			int my = (short)event->y;
+
+			if ( m_nDragType != DRAGTYPE_NONE )
+			{
+				DrawFocusRect();
+			}
+
+			if ( m_hPrevCursor )
+			{
+				SetCursor( m_hPrevCursor );
+				m_hPrevCursor = 0;
+			}
+
+			switch ( m_nDragType )
+			{
+			case DRAGTYPE_NONE:
+				break;
+			case DRAGTYPE_SCRUBBER:
+				{
+					ApplyBounds( mx, my );
+
+					if ( w2() > 0 )
+					{
+						float t = GetTimeValueForMouse( (short)event->x );
+						t += m_flScrubberTimeOffset;
+						ForceScrubPosition( t );
+						m_flScrubberTimeOffset = 0.0f;
+					}
+				}
+				break;
+			case DRAGTYPE_ABSOLUTE_TIMING_TAG:
+				{
+					ApplyBounds( mx, my );
+
+					CEventAbsoluteTag *tag = IsMouseOverTag( m_nClickedX, m_nClickedY );
+					if ( tag && w2() && GetSafeEvent() )
+					{
+						float t = GetTimeValueForMouse( mx );
+						float lastfrac = t / GetSafeEvent()->GetDuration();
+						lastfrac = clamp( lastfrac, 0.0f, 1.0f );
+
+						g_pChoreoView->SetDirty( true );
+						g_pChoreoView->PushUndo( "move absolute tag" );
+						tag->SetPercentage( lastfrac );
+						g_pChoreoView->PushRedo( "move absolute tag" );
+
+						g_pChoreoView->InvalidateLayout();
+
+						redraw();
+					}
+			
+				}
+				break;
+			}
+
+			m_nDragType = DRAGTYPE_NONE;
+
+			SetMouseOverPos( mx, my );
+			DrawMouseOverPos();
+
+			iret = 1;
+		}
+		break;
+	case mxEvent::KeyDown:
+		{
+			iret = g_pChoreoView->HandleZoomKey( this, event->key );
+		}
+		break;
+	case mxEvent::Action:
+		{
+			iret = 1;
+			switch ( event->action )
+			{
+			default:
+				iret = 0;
+				break;
+			case IDC_UNDO_GT:
+				OnUndo();
+				break;
+			case IDC_REDO_GT:
+				OnRedo();
+				break;
+			case IDC_GT_DELETE_TAG:
+				OnDeleteTag();
+				break;
+			case IDC_GT_INSERT_TAG:
+				OnInsertTag();
+				break;
+			case IDC_GT_REVERT:
+				OnRevert();
+				break;
+			case IDC_GESTUREHSCROLL:
+				{
+					int offset = 0;
+					bool processed = true;
+
+					switch ( event->modifiers )
+					{
+					case SB_THUMBTRACK:
+						offset = event->height;
+						break;
+					case SB_PAGEUP:
+						offset = m_pHorzScrollBar->getValue();
+						offset -= 20;
+						offset = max( offset, m_pHorzScrollBar->getMinValue() );
+						break;
+					case SB_PAGEDOWN:
+						offset = m_pHorzScrollBar->getValue();
+						offset += 20;
+						offset = min( offset, m_pHorzScrollBar->getMaxValue() );
+						break;
+					case SB_LINEUP:
+						offset = m_pHorzScrollBar->getValue();
+						offset -= 10;
+						offset = max( offset, m_pHorzScrollBar->getMinValue() );
+						break;
+					case SB_LINEDOWN:
+						offset = m_pHorzScrollBar->getValue();
+						offset += 10;
+						offset = min( offset, m_pHorzScrollBar->getMaxValue() );
+						break;
+					default:
+						processed = false;
+						break;
+					}
+
+					if ( processed )
+					{
+						MoveTimeSliderToPos( offset );
+					}
+				}
+				break;
+			case IDC_GT_CHANGESCALE:
+				{
+					OnChangeScale();
+				}
+				break;
+			}
+		}
+		break;
+	}
+	return iret;
+}
+
+void GestureTool::ApplyBounds( int& mx, int& my )
+{
+	if ( !m_bUseBounds )
+		return;
+
+	mx = clamp( mx, m_nMinX, m_nMaxX );
+}
+
+int GestureTool::GetTagTypeForTag( CEventAbsoluteTag const *tag )
+{
+	CChoreoEvent *e = GetSafeEvent();
+	if ( !e )
+		return -1;
+
+	for ( int t = 0; t < CChoreoEvent::NUM_ABS_TAG_TYPES; t++ )
+	{
+		CChoreoEvent::AbsTagType tagtype = (CChoreoEvent::AbsTagType)t;
+
+		for ( int i = 0; i < e->GetNumAbsoluteTags( tagtype ); i++ )
+		{
+			CEventAbsoluteTag *ptag = e->GetAbsoluteTag( tagtype, i );
+			Assert( ptag );
+			if ( ptag == tag )
+				return t;
+		}
+	}
+
+	return -1;
+}
+
+void GestureTool::CalcBounds( int movetype )
+{
+	switch ( movetype )
+	{
+	default:
+	case DRAGTYPE_NONE:
+		{
+			m_bUseBounds = false;
+			m_nMinX = 0;
+			m_nMaxX = 0;
+		}
+		break;
+	case DRAGTYPE_SCRUBBER:
+		{
+			m_bUseBounds = true;
+			m_nMinX = 0;
+			m_nMaxX = w2();
+		}
+		break;
+	case DRAGTYPE_ABSOLUTE_TIMING_TAG:
+		{
+			m_bUseBounds = true;
+			m_nMinX = 0;
+			m_nMaxX = w2();
+
+			CChoreoEvent *e = GetSafeEvent();
+			CEventAbsoluteTag *tag = IsMouseOverTag( m_nClickedX, m_nClickedY );
+			if ( tag && e && e->GetDuration() )
+			{
+				m_nMinX = GetPixelForTimeValue( 0 );
+				m_nMaxX = max( w2(), GetPixelForTimeValue( e->GetDuration() ) );
+
+				int t = GetTagTypeForTag( tag );
+				if ( t != -1 )
+				{
+					CChoreoEvent::AbsTagType tagtype = (CChoreoEvent::AbsTagType)t;
+
+					CEventAbsoluteTag *prevTag = NULL, *nextTag = NULL;
+					int c = e->GetNumAbsoluteTags( tagtype );
+					int i;
+					for ( i = 0; i < c; i++ )
+					{
+						CEventAbsoluteTag *t = e->GetAbsoluteTag( tagtype, i );
+						Assert( t );
+
+						if ( t == tag )
+						{
+							prevTag = i > 0 ?  e->GetAbsoluteTag( tagtype, i-1 ) : NULL;
+							nextTag = i < c - 1 ? e->GetAbsoluteTag( tagtype, i+1 ) : NULL;
+							break;
+						}
+					}
+
+					if ( i < c )
+					{
+						if ( prevTag )
+						{
+							m_nMinX = GetPixelForTimeValue( prevTag->GetPercentage() * e->GetDuration() ) + 1;
+						}
+						if ( nextTag )
+						{
+							m_nMaxX = GetPixelForTimeValue( nextTag->GetPercentage() * e->GetDuration() ) - 1;
+						}
+					}
+					else
+					{
+						Assert( 0 );
+					}
+				}
+			}
+		}
+		break;
+	}
+}
+
+bool GestureTool::PaintBackground()
+{
+	redraw();
+	return false;
+}
+
+void GestureTool::OnUndo( void )
+{
+	g_pChoreoView->Undo();
+}
+
+void GestureTool::OnRedo( void )
+{
+	g_pChoreoView->Redo();
+}
+
+void GestureTool::ForceScrubPositionFromSceneTime( float scenetime )
+{
+	CChoreoEvent *e = GetSafeEvent();
+	if ( !e || !e->GetDuration() )
+		return;
+
+	float t = scenetime - e->GetStartTime();
+	m_flScrub = t;
+	m_flScrubTarget = t;
+	DrawScrubHandles();
+}
+
+void GestureTool::ForceScrubPosition( float t )
+{
+	m_flScrub = t;
+	m_flScrubTarget = t;
+	
+	CChoreoEvent *e = GetSafeEvent();
+	if ( e && e->GetDuration() )
+	{
+		float realtime = e->GetStartTime() + t;
+
+		g_pChoreoView->SetScrubTime( realtime );
+		g_pChoreoView->SetScrubTargetTime( realtime );
+
+		g_pChoreoView->DrawScrubHandle();
+	}
+
+	DrawScrubHandles();
+}
+
+void GestureTool::SetMouseOverPos( int x, int y )
+{
+	m_nMousePos[ 0 ] = x;
+	m_nMousePos[ 1 ] = y;
+}
+
+void GestureTool::GetMouseOverPos( int &x, int& y )
+{
+	x = m_nMousePos[ 0 ];
+	y = m_nMousePos[ 1 ];
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : rcPos - 
+//-----------------------------------------------------------------------------
+void GestureTool::GetMouseOverPosRect( RECT& rcPos )
+{
+	rcPos.top = GetCaptionHeight() + 12;
+	rcPos.left = w2() - 200;
+	rcPos.right = w2() - 5;
+	rcPos.bottom = rcPos.top + 13;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : drawHelper - 
+//			rcPos - 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawMouseOverPos( CChoreoWidgetDrawHelper& drawHelper, RECT& rcPos )
+{
+	// Compute time for pixel x
+	float t = GetTimeValueForMouse( m_nMousePos[ 0 ] );
+	CChoreoEvent *e = GetSafeEvent();
+	if ( !e )
+		return;
+
+	t += e->GetStartTime();
+	float snapped = FacePoser_SnapTime( t );
+
+	// Found it, write out description
+	// 
+	char sz[ 128 ];
+	if ( t != snapped )
+	{
+		Q_snprintf( sz, sizeof( sz ), "%s", FacePoser_DescribeSnappedTime( t ) );
+	}
+	else
+	{
+		Q_snprintf( sz, sizeof( sz ), "%.3f", t );
+	}
+
+	int len = drawHelper.CalcTextWidth( "Arial", 11, 900, sz );
+
+	RECT rcText = rcPos;
+	rcText.left = max( rcPos.left, rcPos.right - len );
+
+	drawHelper.DrawColoredText( "Arial", 11, 900, RGB( 255, 50, 70 ), rcText, sz );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawMouseOverPos()
+{
+	RECT rcPos;
+	GetMouseOverPosRect( rcPos );
+
+	CChoreoWidgetDrawHelper drawHelper( this, rcPos );
+	DrawMouseOverPos( drawHelper, rcPos );
+}
+
+void GestureTool::AddFocusRect( RECT& rc )
+{
+	RECT rcFocus = rc;
+
+	POINT offset;
+	offset.x = 0;
+	offset.y = 0;
+	ClientToScreen( (HWND)getHandle(), &offset );
+	OffsetRect( &rcFocus, offset.x, offset.y );
+
+	// Convert to screen space?
+	CFocusRect fr;
+	fr.m_rcFocus = rcFocus;
+	fr.m_rcOrig = rcFocus;
+
+	m_FocusRects.AddToTail( fr );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : &rcClient - 
+//			tagtype - 
+//			rcTray - 
+//-----------------------------------------------------------------------------
+void GestureTool::GetTagTrayRect( RECT &rcClient, int tagtype, RECT& rcTray )
+{
+	rcTray = rcClient;
+
+	rcTray.top += ( GetCaptionHeight() + 110 );
+
+	rcTray.bottom	= rcTray.top + 6;
+
+	if ( tagtype == CChoreoEvent::ORIGINAL )
+	{
+		OffsetRect( &rcTray, 0, 45 );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : rcClient - 
+//			*event - 
+//			tagtype - 
+//			*tag - 
+//			rcTag - 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool GestureTool::GetAbsTagRect( RECT& rcClient, CChoreoEvent *event, 
+	int tagtype, CEventAbsoluteTag *tag, RECT& rcTag )
+{
+	rcTag = rcClient;
+
+	GetTagTrayRect( rcClient, tagtype, rcTag );
+
+	bool clipped = false;
+	float t = tag->GetPercentage() * event->GetDuration();
+	int tagx = GetPixelForTimeValue( t, &clipped );
+
+	rcTag.left		= tagx - 3;
+	rcTag.right		= tagx + 3;
+
+	if ( clipped )
+		return false;
+
+	return true;
+}
+
+void GestureTool::DrawAbsoluteTags( CChoreoWidgetDrawHelper& drawHelper )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	RECT rcClient;
+	drawHelper.GetClientRect( rcClient );
+
+	bool showDots = true;
+	if ( event->GetNumAbsoluteTags( (CChoreoEvent::AbsTagType)0 ) !=
+		 event->GetNumAbsoluteTags( (CChoreoEvent::AbsTagType)1 ) )
+	{
+		showDots = false;
+	}
+
+	int t;
+	for ( t = 0; t < CChoreoEvent::NUM_ABS_TAG_TYPES; t++ )
+	{
+		CChoreoEvent::AbsTagType tagtype = ( CChoreoEvent::AbsTagType )t;
+
+		RECT rcTray;
+		GetTagTrayRect( rcClient, tagtype, rcTray );
+
+		drawHelper.DrawColoredLine( RGB( 220, 220, 220 ), PS_SOLID, 1, rcTray.left, rcTray.top, rcTray.right, rcTray.top );
+		drawHelper.DrawColoredLine( RGB( 220, 220, 220 ), PS_SOLID, 1, rcTray.left, rcTray.bottom, rcTray.right, rcTray.bottom );
+
+		RECT rcText;
+		rcText = rcTray;
+
+		InflateRect( &rcText, 0, 4 );
+		OffsetRect( &rcText, 0, t == 0 ? -10 : 10 );
+
+		rcText.left = 2;
+
+		drawHelper.DrawColoredText( "Arial", 9, 500, RGB( 150, 150, 150 ), rcText, "%s", 
+			t == 0 ? "Playback Time" : "Original Time" );
+
+		for ( int i = 0; i < event->GetNumAbsoluteTags( tagtype ); i++ )
+		{
+			CEventAbsoluteTag *tag = event->GetAbsoluteTag( tagtype, i );
+			if ( !tag )
+				continue;
+
+			RECT rcMark;
+
+			bool visible = GetAbsTagRect( rcClient, event, tagtype, tag, rcMark );
+
+			if ( showDots && t == 1 )
+			{
+				CChoreoEvent::AbsTagType tagtypeOther = (CChoreoEvent::AbsTagType)0;
+
+				RECT rcMark2;
+				CEventAbsoluteTag *otherTag = event->GetAbsoluteTag( tagtypeOther, i );
+				if ( otherTag )
+				{
+					GetAbsTagRect( rcClient, event, tagtypeOther, otherTag, rcMark2 );
+					{
+						int midx1 = ( rcMark.left + rcMark.right ) / 2;
+						int midx2 = ( rcMark2.left + rcMark2.right ) / 2;
+
+						int y1 = rcMark.top;
+						int y2 = rcMark2.bottom;
+
+						drawHelper.DrawColoredLine(
+							RGB( 200, 200, 200 ), PS_SOLID, 1,
+							midx1, y1, midx2, y2 );
+					}
+				}
+			}
+
+			if ( !visible )
+				continue;
+
+			drawHelper.DrawTriangleMarker( rcMark, RGB( 200, 0, 30 ), tagtype != CChoreoEvent::PLAYBACK );
+			
+			RECT rcText;
+			rcText = rcMark;
+
+			if ( tagtype == CChoreoEvent::PLAYBACK )
+			{
+				rcText.top -= 15;
+			}
+			else
+			{
+				rcText.top += 10;
+			}
+			
+			char text[ 256 ];
+			sprintf( text, "%s", tag->GetName() );
+
+			int len = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, text );
+			rcText.left = ( rcMark.left + rcMark.right ) / 2 - len / 2;
+			rcText.right = rcText.left + len + 2;
+			
+			rcText.bottom = rcText.top + 10;
+			
+			drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 200, 100, 100 ), rcText, text );
+			
+			if ( tagtype == CChoreoEvent::PLAYBACK )
+			{
+				rcText.top -= 10;
+			}
+			else
+			{
+				rcText.top += 10;
+			}
+			
+			// sprintf( text, "%.3f", tag->GetPercentage() * event->GetDuration() + event->GetStartTime() );
+			sprintf( text, "%.3f", tag->GetPercentage() );
+
+			len = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, text );
+			rcText.left = ( rcMark.left + rcMark.right ) / 2 - len / 2;
+			rcText.right = rcText.left + len + 2;
+			
+			rcText.bottom = rcText.top + 10;
+			
+			drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 200, 100, 100 ), rcText, text );
+		}	
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : drawHelper - 
+//			rc - 
+//			left - 
+//			right - 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawTimeLine( CChoreoWidgetDrawHelper& drawHelper, RECT& rc, float left, float right )
+{
+	RECT rcLabel;
+	float granularity = 0.5f;
+
+	drawHelper.DrawColoredLine( RGB( 150, 150, 200 ), PS_SOLID, 1, rc.left, rc.top + 2, rc.right, rc.top + 2 );
+
+	float f = SnapTime( left, granularity );
+	while ( f < right )
+	{
+		float frac = ( f - left ) / ( right - left );
+		if ( frac >= 0.0f && frac <= 1.0f )
+		{
+			rcLabel.left = GetPixelForTimeValue( f );
+			rcLabel.top = rc.top + 5;
+			rcLabel.bottom = rcLabel.top + 10;
+
+			if ( f != left )
+			{
+				drawHelper.DrawColoredLine( RGB( 220, 220, 240 ), PS_DOT,  1, 
+					rcLabel.left, rc.top, rcLabel.left, h2() );
+			}
+
+			char sz[ 32 ];
+			sprintf( sz, "%.2f", f );
+
+			int textWidth = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, sz );
+
+			rcLabel.right = rcLabel.left + textWidth;
+
+			OffsetRect( &rcLabel, -textWidth / 2, 0 );
+
+			RECT rcOut = rcLabel;
+			if ( rcOut.left <= 0 )
+			{
+				OffsetRect( &rcOut, -rcOut.left + 2, 0 );
+			}
+
+			drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 50, 150 ), rcOut, sz );
+
+		}
+		f += granularity;
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : mx - 
+//			my - 
+// Output : CFlexTimingTag
+//-----------------------------------------------------------------------------
+CEventAbsoluteTag *GestureTool::IsMouseOverTag( int mx, int my )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return NULL;
+
+	RECT rcClient;
+	GetClientRect( (HWND)getHandle(), &rcClient );
+
+	POINT pt;
+	pt.x = mx;
+	pt.y = my;
+
+	for ( int t = 0; t < CChoreoEvent::NUM_ABS_TAG_TYPES; t++ )
+	{
+		CChoreoEvent::AbsTagType tagtype = ( CChoreoEvent::AbsTagType )t;
+
+		for ( int i = 0; i < event->GetNumAbsoluteTags( tagtype ); i++ )
+		{
+			CEventAbsoluteTag *tag = event->GetAbsoluteTag( tagtype, i );
+			if ( !tag )
+				continue;
+
+			if ( tag->GetLocked() )
+				continue;
+
+			RECT rcTag;
+
+			if ( !GetAbsTagRect( rcClient, event, tagtype, tag, rcTag ) )
+				continue;
+
+			if ( !PtInRect( &rcTag, pt ) )
+				continue;
+
+			return tag;
+		}
+	}
+
+	return NULL;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : mx - 
+//			my - 
+// Output : int
+//-----------------------------------------------------------------------------
+int GestureTool::GetTagTypeForMouse( int mx, int my )
+{
+	RECT rcClient;
+	rcClient.left = 0;
+	rcClient.right = w2();
+	rcClient.top = 0;
+	rcClient.bottom = h2();
+
+	POINT pt;
+	pt.x = mx;
+	pt.y = my;
+
+	for ( int t = 0; t < CChoreoEvent::NUM_ABS_TAG_TYPES; t++ )
+	{
+		RECT rcTray;
+		GetTagTrayRect( rcClient, t, rcTray );
+
+		if ( PtInRect( &rcTray, pt ) )
+		{
+			return t;
+		}
+	}
+	return -1;
+}
+
+void GestureTool::OnInsertTag( void )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	if ( event->GetType() != CChoreoEvent::GESTURE )
+	{
+		Con_ErrorPrintf( "Absolute Tag:  Can only tag GESTURE events\n" );
+		return;
+	}
+
+	CInputParams params;
+	memset( &params, 0, sizeof( params ) );
+
+	strcpy( params.m_szDialogTitle, "Absolute Tag Name" );
+	strcpy( params.m_szPrompt, "Name:" );
+
+	strcpy( params.m_szInputText, "" );
+
+	if ( !InputProperties( &params ) )
+		return;
+
+	if ( strlen( params.m_szInputText ) <= 0 )
+	{
+		Con_ErrorPrintf( "Timing Tag Name:  No name entered!\n" );
+		return;
+	}
+	
+	// Convert click to frac
+	float t = GetTimeValueForMouse( m_nClickedX ) / event->GetDuration();
+	float tshifted = event->GetOriginalPercentageFromPlaybackPercentage( t );
+
+	g_pChoreoView->SetDirty( true );
+
+	g_pChoreoView->PushUndo( "Add Gesture Tag" );
+
+	event->AddAbsoluteTag( CChoreoEvent::ORIGINAL, params.m_szInputText, tshifted );
+	event->AddAbsoluteTag( CChoreoEvent::PLAYBACK, params.m_szInputText, t );
+
+	g_pChoreoView->PushRedo( "Add Gesture Tag" );
+
+	// Redraw this window
+	redraw();
+}
+
+void GestureTool::OnRevert()
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	if ( !event->GetNumAbsoluteTags( CChoreoEvent::PLAYBACK ) )
+		return;
+
+	if ( event->GetNumAbsoluteTags( CChoreoEvent::PLAYBACK ) !=
+		 event->GetNumAbsoluteTags( CChoreoEvent::ORIGINAL ) )
+	{
+		Assert( 0 );
+		return;
+	}
+
+	g_pChoreoView->SetDirty( true );
+
+	g_pChoreoView->PushUndo( "Revert Gesture Tags" );
+
+	int c = event->GetNumAbsoluteTags( CChoreoEvent::PLAYBACK );
+	for ( int i = 0; i < c; i++ )
+	{
+		CEventAbsoluteTag *original = event->GetAbsoluteTag( CChoreoEvent::ORIGINAL, i );
+		CEventAbsoluteTag *playback = event->GetAbsoluteTag( CChoreoEvent::PLAYBACK, i );
+
+		playback->SetPercentage( original->GetPercentage() );
+	}
+		
+
+	g_pChoreoView->PushRedo( "Revert Gesture Tags" );
+
+	// Redraw this window
+	redraw();
+}
+
+void GestureTool::OnDeleteTag( void )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return;
+
+	CEventAbsoluteTag *tag = IsMouseOverTag( m_nClickedX, m_nClickedY );
+	if ( !tag )
+		return;
+	
+	g_pChoreoView->SetDirty( true );
+
+	g_pChoreoView->PushUndo( "Remove Gesture Tag" );
+
+	char sz[ 512 ];
+	Q_strncpy( sz, tag->GetName(), sizeof( sz ) );
+
+	for ( int t = 0; t < CChoreoEvent::NUM_ABS_TAG_TYPES; t++ )
+	{
+		event->RemoveAbsoluteTag( (CChoreoEvent::AbsTagType)t, sz );
+	}
+
+	g_pChoreoView->PushRedo( "Remove Gesture Tags" );
+
+	// Redraw this window
+	redraw();
+}
+
+void GestureTool::DrawRelativeTags( CChoreoWidgetDrawHelper& drawHelper, RECT& rc )
+{
+	CChoreoEvent *gesture = GetSafeEvent();
+	if ( !gesture )
+		return;
+
+	CChoreoScene *scene = gesture->GetScene();
+	if ( !scene )
+		return;
+
+	float starttime = GetTimeValueForMouse( 0 );
+	float endtime = GetTimeValueForMouse( w2() );
+
+	if ( endtime - starttime <= 0.0f )
+		return;
+
+	drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 100, 200 ), rc, "Timing Tags:" );
+
+	// Loop through all events in scene
+
+	int c = scene->GetNumEvents();
+	int i;
+	for ( i = 0; i < c; i++ )
+	{
+		CChoreoEvent *e = scene->GetEvent( i );
+		if ( !e )
+			continue;
+
+		if ( e->GetNumRelativeTags() <= 0 )
+			continue;
+
+		// See if time overlaps
+		if ( !e->HasEndTime() )
+			continue;
+
+		if ( ( e->GetEndTime() - e->GetStartTime() ) < starttime )
+			continue;
+
+		if ( ( e->GetStartTime() - e->GetStartTime() ) > endtime )
+			continue;
+
+		DrawRelativeTagsForEvent( drawHelper, rc, gesture, e, starttime, endtime );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : drawHelper - 
+//			rc - 
+//-----------------------------------------------------------------------------
+void GestureTool::DrawRelativeTagsForEvent( CChoreoWidgetDrawHelper& drawHelper, RECT& rc, CChoreoEvent *gesture, CChoreoEvent *event, float starttime, float endtime )
+{
+	if ( !event )
+		return;
+
+	//drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, PEColor( COLOR_PHONEME_TIMING_TAG ), rc, "Timing Tags:" );
+
+	for ( int i = 0; i < event->GetNumRelativeTags(); i++ )
+	{
+		CEventRelativeTag *tag = event->GetRelativeTag( i );
+		if ( !tag )
+			continue;
+
+		// 
+		float tagtime = ( event->GetStartTime() + tag->GetPercentage() * event->GetDuration() ) - gesture->GetStartTime();
+		if ( tagtime < starttime || tagtime > endtime )
+			continue;
+
+		bool clipped = false;
+		int left = GetPixelForTimeValue( tagtime, &clipped );
+		if ( clipped )
+			continue;
+
+		//float frac = ( tagtime - starttime ) / ( endtime - starttime );
+
+		//int left = rc.left + (int)( frac * ( float )( rc.right - rc.left ) + 0.5f );
+
+		RECT rcMark;
+		rcMark = rc;
+		rcMark.top = rc.bottom - 8;
+		rcMark.bottom = rc.bottom;
+		rcMark.left = left - 4;
+		rcMark.right = left + 4;
+
+		drawHelper.DrawTriangleMarker( rcMark, RGB( 0, 100, 200 ) );
+
+		RECT rcText;
+		rcText = rc;
+		rcText.bottom = rc.bottom - 10;
+		rcText.top = rcText.bottom - 10;
+	
+		int len = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, tag->GetName() );
+		rcText.left = left - len / 2;
+		rcText.right = rcText.left + len + 2;
+
+		drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 100, 200 ), rcText, tag->GetName() );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : int
+//-----------------------------------------------------------------------------
+int GestureTool::ComputeHPixelsNeeded( void )
+{
+	CChoreoEvent *event = GetSafeEvent();
+	if ( !event )
+		return 0;
+
+	int pixels = 0;
+	float maxtime = event->GetDuration();
+	pixels = (int)( ( maxtime ) * GetPixelsPerSecond() ) + 10;
+
+	return pixels;
+
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GestureTool::RepositionHSlider( void )
+{
+	int pixelsneeded = ComputeHPixelsNeeded();
+
+	if ( pixelsneeded <= w2() )
+	{
+		m_pHorzScrollBar->setVisible( false );
+	}
+	else
+	{
+		m_pHorzScrollBar->setVisible( true );
+	}
+	m_pHorzScrollBar->setBounds( 0, h2() - m_nScrollbarHeight, w2() - m_nScrollbarHeight, m_nScrollbarHeight );
+
+	m_flLeftOffset = max( 0.f, m_flLeftOffset );
+	m_flLeftOffset = min( (float)pixelsneeded, m_flLeftOffset );
+
+	m_pHorzScrollBar->setRange( 0, pixelsneeded );
+	m_pHorzScrollBar->setValue( (int)m_flLeftOffset );
+	m_pHorzScrollBar->setPagesize( w2() );
+
+	m_nLastHPixelsNeeded = pixelsneeded;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : float
+//-----------------------------------------------------------------------------
+float GestureTool::GetPixelsPerSecond( void )
+{
+	return m_flPixelsPerSecond * (float)g_pChoreoView->GetTimeZoom( GetToolName() )/100.0f;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : x - 
+//-----------------------------------------------------------------------------
+void GestureTool::MoveTimeSliderToPos( int x )
+{
+	m_flLeftOffset = (float)x;
+	m_pHorzScrollBar->setValue( (int)m_flLeftOffset );
+	InvalidateRect( (HWND)m_pHorzScrollBar->getHandle(), NULL, TRUE );
+	InvalidateLayout();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void GestureTool::InvalidateLayout( void )
+{
+	if ( m_bSuppressLayout )
+		return;
+
+	if ( ComputeHPixelsNeeded() != m_nLastHPixelsNeeded )
+	{
+		RepositionHSlider();
+	}
+
+	m_bLayoutIsValid = false;
+	redraw();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : st - 
+//			ed - 
+//-----------------------------------------------------------------------------
+void GestureTool::GetStartAndEndTime( float& st, float& ed )
+{
+	st = m_flLeftOffset / GetPixelsPerSecond();
+	ed = st + (float)w2() / GetPixelsPerSecond();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  :  - 
+// Output : float
+//-----------------------------------------------------------------------------
+float GestureTool::GetEventEndTime()
+{
+	CChoreoEvent *ev = GetSafeEvent();
+	if ( !ev )
+		return 1.0f;
+
+	return ev->GetDuration();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : time - 
+//			*clipped - 
+// Output : int
+//-----------------------------------------------------------------------------
+int GestureTool::GetPixelForTimeValue( float time, bool *clipped /*=NULL*/ )
+{
+	if ( clipped )
+	{
+		*clipped = false;
+	}
+
+	float st, ed;
+	GetStartAndEndTime( st, ed );
+
+	float frac = ( time - st ) / ( ed - st );
+	if ( frac < 0.0 || frac > 1.0 )
+	{
+		if ( clipped )
+		{
+			*clipped = true;
+		}
+	}
+
+	int pixel = ( int )( frac * w2() );
+	return pixel;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : mx - 
+//			clip - 
+// Output : float
+//-----------------------------------------------------------------------------
+float GestureTool::GetTimeValueForMouse( int mx, bool clip /*=false*/)
+{
+	float st, ed;
+	GetStartAndEndTime( st, ed );
+
+	if ( clip )
+	{
+		if ( mx < 0 )
+		{
+			return st;
+		}
+		if ( mx > w2() )
+		{
+			return ed;
+		}
+	}
+
+	float frac = (float)( mx )  / (float)( w2() );
+	return st + frac * ( ed - st );
+}
+
+void GestureTool::OnChangeScale( void )
+{
+	CChoreoScene *scene = g_pChoreoView->GetScene();
+	if ( !scene )
+	{
+		return;
+	}
+
+	// Zoom time in  / out
+	CInputParams params;
+	memset( &params, 0, sizeof( params ) );
+
+	strcpy( params.m_szDialogTitle, "Change Zoom" );
+	strcpy( params.m_szPrompt, "New scale (e.g., 2.5x):" );
+
+	Q_snprintf( params.m_szInputText, sizeof( params.m_szInputText ), "%.2f", (float)g_pChoreoView->GetTimeZoom( GetToolName() ) / 100.0f );
+
+	if ( !InputProperties( &params ) )
+		return;
+
+	g_pChoreoView->SetTimeZoom( GetToolName(), clamp( (int)( 100.0f * atof( params.m_szInputText ) ), 1, MAX_TIME_ZOOM ), false );
+
+	m_nLastHPixelsNeeded = -1;
+	m_flLeftOffset= 0.0f;
+	InvalidateLayout();
+	Con_Printf( "Zoom factor %i %%\n", g_pChoreoView->GetTimeZoom( GetToolName() ) );
+}
+
+void GestureTool::DrawEventEnd( CChoreoWidgetDrawHelper& drawHelper )
+{
+	CChoreoEvent *e = GetSafeEvent();
+	if ( !e )
+		return;
+
+	float duration = e->GetDuration();
+	if ( !duration )
+		return;
+
+	int leftx = GetPixelForTimeValue( duration );
+	if ( leftx >= w2() )
+		return;
+
+	RECT rcClient;
+	drawHelper.GetClientRect( rcClient );
+
+	drawHelper.DrawColoredLine(
+		COLOR_CHOREO_ENDTIME, PS_SOLID, 1,
+		leftx, GetCaptionHeight() + 73, leftx, rcClient.bottom );
+
+}
+
+void GestureTool::OnModelChanged()
+{
+	redraw();
+}
\ No newline at end of file