sceneramptool.cpp

hl2 source code. Do not use it illegal.

					if ( processed )
					{
						MoveTimeSliderToPos( offset );
					}
				}
				break;
			case IDC_SRT_CHANGESCALE:
				{
					OnChangeScale();
				}
				break;
			}
		}
		break;
	case mxEvent::KeyDown:
		{
			iret = 1;
			switch ( event->key )
			{
			default:
				iret = 0;
				break;
			case VK_ESCAPE:
				DeselectAll();
				break;
			case VK_DELETE:
				Delete();
				break;
			}
		}
	}
	return iret;
}

void SceneRampTool::ApplyBounds( int& mx, int& my )
{
	if ( !m_bUseBounds )
		return;

	mx = clamp( mx, m_nMinX, m_nMaxX );
}

void SceneRampTool::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;
	}
}

bool SceneRampTool::PaintBackground()
{
	redraw();
	return false;
}

void SceneRampTool::OnUndo( void )
{
	g_pChoreoView->Undo();
}

void SceneRampTool::OnRedo( void )
{
	g_pChoreoView->Redo();
}

void SceneRampTool::ForceScrubPositionFromSceneTime( float scenetime )
{
	CChoreoScene *s = GetSafeScene();
	if ( !s || !s->FindStopTime() )
		return;

	float t = scenetime;
	m_flScrub = t;
	m_flScrubTarget = t;
	DrawScrubHandles();
}

void SceneRampTool::ForceScrubPosition( float t )
{
	m_flScrub = t;
	m_flScrubTarget = t;
	
	CChoreoScene *s = GetSafeScene();
	if ( s && s->FindStopTime() )
	{
		float realtime = t;

		g_pChoreoView->SetScrubTime( realtime );
		g_pChoreoView->SetScrubTargetTime( realtime );

		g_pChoreoView->DrawScrubHandle();
	}

	DrawScrubHandles();
}

void SceneRampTool::SetMouseOverPos( int x, int y )
{
	m_nMousePos[ 0 ] = x;
	m_nMousePos[ 1 ] = y;
}

void SceneRampTool::GetMouseOverPos( int &x, int& y )
{
	x = m_nMousePos[ 0 ];
	y = m_nMousePos[ 1 ];
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : rcPos - 
//-----------------------------------------------------------------------------
void SceneRampTool::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 SceneRampTool::DrawMouseOverPos( CChoreoWidgetDrawHelper& drawHelper, RECT& rcPos )
{
	// Compute time for pixel x
	float t = GetTimeValueForMouse( m_nMousePos[ 0 ] );
	CChoreoScene *s = GetSafeScene();
	if ( !s )
		return;

	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 SceneRampTool::DrawMouseOverPos()
{
	RECT rcPos;
	GetMouseOverPosRect( rcPos );

	CChoreoWidgetDrawHelper drawHelper( this, rcPos );
	DrawMouseOverPos( drawHelper, rcPos );
}

void SceneRampTool::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  : drawHelper - 
//			rc - 
//			left - 
//			right - 
//-----------------------------------------------------------------------------
void SceneRampTool::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;
	}
}

void SceneRampTool::DrawTimingTags( CChoreoWidgetDrawHelper& drawHelper, RECT& rc )
{
	CChoreoScene *scene = GetSafeScene();
	if ( !scene )
		return;

	float starttime = GetTimeValueForMouse( 0 );
	float endtime = GetTimeValueForMouse( w2() );

	if ( endtime - starttime <= 0.0f )
		return;

	RECT rcText = rc;
	rcText.bottom = rcText.top + 10;

	drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 100, 200 ), rcText, "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;

		// See if time overlaps
		if ( !e->HasEndTime() )
			continue;

		if ( ( e->GetEndTime() - e->GetStartTime() ) < starttime )
			continue;

		if ( ( e->GetStartTime() - e->GetStartTime() ) > endtime )
			continue;

		if ( e->GetNumRelativeTags() > 0 )
		{
			DrawRelativeTagsForEvent( drawHelper, rc, e, starttime, endtime );
		}
		if ( e->GetNumAbsoluteTags( CChoreoEvent::PLAYBACK ) > 0 )
		{
			DrawAbsoluteTagsForEvent( drawHelper, rc, e, starttime, endtime );
		}
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : drawHelper - 
//			&rc - 
//-----------------------------------------------------------------------------
void SceneRampTool::DrawAbsoluteTagsForEvent( CChoreoWidgetDrawHelper& drawHelper, RECT &rc, CChoreoEvent *event, float starttime, float endtime )
{
	if ( !event )
		return;

	for ( int i = 0; i < event->GetNumAbsoluteTags( CChoreoEvent::PLAYBACK ); i++ )
	{
		CEventAbsoluteTag *tag = event->GetAbsoluteTag( CChoreoEvent::PLAYBACK, i );
		if ( !tag )
			continue;

		float tagtime = ( event->GetStartTime() + tag->GetTime() * event->GetDuration() );
		if ( tagtime < starttime || tagtime > endtime )
			continue;

		bool clipped = false;
		int left = GetPixelForTimeValue( tagtime, &clipped );
		if ( clipped )
			continue;

		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, 250 ) );

		RECT rcText;
		rcText = rcMark;
		rcText.top -= 12;
		
		int len = drawHelper.CalcTextWidth( "Arial", 9, FW_NORMAL, tag->GetName() );
		rcText.left = left - len / 2;
		rcText.right = rcText.left + len + 2;

		rcText.bottom = rcText.top + 10;

		drawHelper.DrawColoredText( "Arial", 9, FW_NORMAL, RGB( 0, 100, 200 ), rcText, tag->GetName() );
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : drawHelper - 
//			rc - 
//-----------------------------------------------------------------------------
void SceneRampTool::DrawRelativeTagsForEvent( CChoreoWidgetDrawHelper& drawHelper, RECT& rc, 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() );
		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 SceneRampTool::ComputeHPixelsNeeded( void )
{
	CChoreoScene *scene = GetSafeScene();
	if ( !scene )
		return 0;

	int pixels = 0;
	float maxtime = scene->FindStopTime();
	pixels = (int)( ( maxtime ) * GetPixelsPerSecond() + 10 );

	return pixels;

}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void SceneRampTool::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_nLeftOffset = max( 0, m_nLeftOffset );
	m_nLeftOffset = min( pixelsneeded, m_nLeftOffset );

	m_pHorzScrollBar->setRange( 0, pixelsneeded );
	m_pHorzScrollBar->setValue( m_nLeftOffset );
	m_pHorzScrollBar->setPagesize( w2() );

	m_nLastHPixelsNeeded = pixelsneeded;
}

//-----------------------------------------------------------------------------
// Purpose: 
// Output : float
//-----------------------------------------------------------------------------
float SceneRampTool::GetPixelsPerSecond( void )
{
	return m_flPixelsPerSecond * GetTimeZoomScale();
}


//-----------------------------------------------------------------------------
// Purpose: 
// Input  : x - 
//-----------------------------------------------------------------------------
void SceneRampTool::MoveTimeSliderToPos( int x )
{
	m_nLeftOffset = x;
	m_pHorzScrollBar->setValue( m_nLeftOffset );
	InvalidateRect( (HWND)m_pHorzScrollBar->getHandle(), NULL, TRUE );
	InvalidateLayout();
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void SceneRampTool::InvalidateLayout( void )
{
	if ( m_bSuppressLayout )
		return;

	if ( ComputeHPixelsNeeded() != m_nLastHPixelsNeeded )
	{
		RepositionHSlider();
	}

	m_bLayoutIsValid = false;
	redraw();
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : st - 
//			ed - 
//-----------------------------------------------------------------------------
void SceneRampTool::GetStartAndEndTime( float& st, float& ed )
{
	st = m_nLeftOffset / GetPixelsPerSecond();
	ed = st + (float)w2() / GetPixelsPerSecond();
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : time - 
//			*clipped - 
// Output : int
//-----------------------------------------------------------------------------