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utils/hlfaceposer/SceneRampTool.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef SCENERAMPTOOL_H
+#define SCENERAMPTOOL_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <mxtk/mx.h>
+#include "studio.h"
+#include "utlvector.h"
+#include "faceposertoolwindow.h"
+
+class CChoreoEvent;
+class CChoreoScene;
+class CChoreoWidgetDrawHelper;
+class CChoreoView;
+struct CExpressionSample;
+
+#define IDC_REDO_SRT					1000
+#define IDC_UNDO_SRT					1001
+
+#define IDC_SRT_DELETE				1002
+#define IDC_SRT_DESELECT				1003
+#define IDC_SRT_SELECTALL			1004
+
+#define IDC_SRT_CHANGESCALE			1005
+#define IDC_SRT_RAMPHSCROLL			1006
+
+#define IDC_SRT_EDGEPROPERTIES		1007
+
+#define FP_SRT_SELECTION_TOLERANCE					30.0f
+#define FP_SRT_SELECTION_RECTANGLE_TOLERANCE		5.0f
+#define FP_SRT_ADDSAMPLE_TOLERANCE					5.0f
+
+template< class T > class CCurveEditorHelper;
+
+class SceneRampTool : public mxWindow, public IFacePoserToolWindow
+{
+public:
+	// Construction
+						SceneRampTool( mxWindow *parent );
+						~SceneRampTool( void );
+
+	virtual void		Think( float dt );
+	void				ScrubThink( float dt, bool scrubbing );
+	virtual bool		IsScrubbing( void ) const;
+	virtual bool		IsProcessing( void );
+
+	virtual int			handleEvent( mxEvent *event );
+	virtual void		redraw( void );
+	virtual bool		PaintBackground();
+
+	void				GetScrubHandleRect( RECT& rcHandle, float scrub, bool clipped = false );
+
+	void				DrawScrubHandle( CChoreoWidgetDrawHelper& drawHelper, RECT& rcHandle, float scrub, bool reference );
+	void				DrawTimeLine( CChoreoWidgetDrawHelper& drawHelper, RECT& rc, float left, float right );
+	void				DrawSceneEnd( CChoreoWidgetDrawHelper& drawHelper );
+
+	void				SetMouseOverPos( int x, int y );
+	void				GetMouseOverPos( int &x, int& y );
+	void				GetMouseOverPosRect( RECT& rcPos );
+	void				DrawMouseOverPos( CChoreoWidgetDrawHelper& drawHelper, RECT& rcPos );
+	void				DrawMouseOverPos();
+
+	void				DrawScrubHandles();
+
+	CChoreoScene		*GetSafeScene( void );
+
+	bool				IsMouseOverScrubHandle( mxEvent *event );
+	void				ForceScrubPosition( float newtime );
+	void				ForceScrubPositionFromSceneTime( float scenetime );
+
+	void				SetScrubTime( float t );
+	void				SetScrubTargetTime( float t );
+
+	void				DrawSamplesSimple( CChoreoWidgetDrawHelper& drawHelper, CChoreoScene *scene, bool clearbackground, COLORREF sampleColor, RECT &rcSamples );
+
+	virtual void		OnModelChanged();
+
+	void				SetMousePositionForEvent( mxEvent *event );
+
+	int					NumSamples();
+	CExpressionSample	*GetSample( int idx );
+	void				PreDataChanged( char const *undodescription );
+	void				PostDataChanged( char const *redodescription );
+	CExpressionSample	*GetSampleUnderMouse( int mx, int my, float tolerance = FP_SRT_SELECTION_TOLERANCE );
+	void				GetWorkList( bool reflect, CUtlVector< SceneRampTool * >& list );
+
+private:
+
+	void				GetSampleTrayRect( RECT& rc );
+	void				DrawSamples( CChoreoWidgetDrawHelper& drawHelper, RECT &rcSamples );
+
+	void				SelectPoints( void );
+	void				DeselectAll();
+	void				SelectAll();
+	void				Delete( void );
+
+	int					CountSelected( void );
+	void				MoveSelectedSamples( float dfdx, float dfdy );
+
+	void				StartDragging( int dragtype, int startx, int starty, HCURSOR cursor );
+	void				AddFocusRect( RECT& rc );
+	void				OnMouseMove( mxEvent *event );
+	void				DrawFocusRect( void );
+	void				ShowContextMenu( mxEvent *event, bool include_track_menus );
+	void				GetWorkspaceLeftRight( int& left, int& right );
+	void				SetClickedPos( int x, int y );
+	float				GetTimeForClickedPos( void );
+	
+	void				DrawAutoHighlight( mxEvent *event );
+
+	void				ApplyBounds( int& mx, int& my );
+	void				CalcBounds( int movetype );
+	void				OnUndo( void );
+	void				OnRedo( void );
+
+	void				OnRevert( void );
+
+	void				OnEdgeProperties();
+
+	void				DrawTimingTags( CChoreoWidgetDrawHelper& drawHelper, RECT& rc );
+	void				DrawRelativeTagsForEvent( CChoreoWidgetDrawHelper& drawHelper, RECT& rc, CChoreoEvent *event, float starttime, float endtime );
+	void				DrawAbsoluteTagsForEvent( CChoreoWidgetDrawHelper& drawHelper, RECT &rc, CChoreoEvent *event, float starttime, float endtime );
+
+
+	// Readjust slider
+	void				MoveTimeSliderToPos( int x );
+	void				OnChangeScale();
+	int					ComputeHPixelsNeeded( void );
+	float				GetPixelsPerSecond( void );
+	void				InvalidateLayout( void );
+	void				RepositionHSlider( void );
+	void				GetStartAndEndTime( float& st, float& ed );
+	float				GetEventEndTime();
+	float				GetTimeValueForMouse( int mx, bool clip = false );
+	int					GetPixelForTimeValue( float time, bool *clipped = NULL );
+
+	float				m_flScrub;
+	float				m_flScrubTarget;
+
+	enum
+	{
+		DRAGTYPE_NONE = 0,
+		DRAGTYPE_SCRUBBER,
+		DRAGTYPE_MOVEPOINTS_VALUE,
+		DRAGTYPE_MOVEPOINTS_TIME,
+		DRAGTYPE_SELECTION,
+	};
+
+	int					m_nMousePos[ 2 ];
+
+	bool				m_bUseBounds;
+	int					m_nMinX;
+	int					m_nMaxX;
+
+	HCURSOR				m_hPrevCursor;
+	int					m_nDragType;
+
+	int					m_nStartX;
+	int					m_nStartY;
+	int					m_nLastX;
+	int					m_nLastY;
+
+	int					m_nClickedX;
+	int					m_nClickedY;
+
+	struct CFocusRect
+	{
+		RECT	m_rcOrig;
+		RECT	m_rcFocus;
+	};
+	CUtlVector < CFocusRect >	m_FocusRects;
+
+	bool				m_bSuppressLayout;
+	// Height/width of scroll bars
+	int					m_nScrollbarHeight;
+	float				m_flLeftOffset;
+	mxScrollbar			*m_pHorzScrollBar;
+	int					m_nLastHPixelsNeeded;
+	// How many pixels per second we are showing in the UI
+	float				m_flPixelsPerSecond;
+	// Do we need to move controls?
+	bool				m_bLayoutIsValid;
+	float				m_flLastDuration;
+	float				m_flScrubberTimeOffset;
+	int					m_nUndoSetup;
+
+	CCurveEditorHelper< SceneRampTool >	*m_pHelper;
+
+	friend class		CChoreoView;
+};
+
+extern SceneRampTool	*g_pSceneRampTool;
+
+#endif // SCENERAMPTOOL_H