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80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef CHOREOWIDGET_H
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#define CHOREOWIDGET_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include <mxtk/mx.h>
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class CChoreoView;
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class CChoreoScene;
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class CChoreoWidgetDrawHelper;
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//-----------------------------------------------------------------------------
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// Purpose: CChoreoWidgets are mxWindows that we show in the Choreography view area
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// so that we can manipulate them with the mouse. The widgets follow the scene
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// hierarchy of actors/channels/events, without having to hang off of the underlying
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// data. They are just for the UI.
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//-----------------------------------------------------------------------------
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class CChoreoWidget
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{
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public:
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// memory handling, uses calloc so members are zero'd out on instantiation
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void *operator new( size_t stAllocateBlock );
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void operator delete( void *pMem );
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CChoreoWidget( CChoreoWidget *parent );
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virtual ~CChoreoWidget( void );
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// All widgets implement these pure virtuals
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// Called to force a widget to create its children based on the scene data
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virtual void Create( void ) = 0;
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// Force widget to redo layout of self and any children
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virtual void Layout( RECT& rc ) = 0;
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// Redraw the widget
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virtual void redraw( CChoreoWidgetDrawHelper& drawHelper ) = 0;
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// Don't overdraw background
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virtual bool PaintBackground( void ) { return false; };
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// Determine height to reserver for widget ( Actors can be expanded or collapsed, e.g. )
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virtual int GetItemHeight( void );
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virtual void LocalToScreen( int& mx, int& my );
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virtual bool IsSelected( void );
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virtual void SetSelected( bool selected );
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virtual void setBounds( int x, int y, int w, int h );
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virtual int x( void );
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virtual int y( void );
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virtual int w( void );
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virtual int h( void );
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virtual CChoreoWidget *getParent( void );
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virtual void setVisible( bool visible );
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virtual bool getVisible( void );
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virtual void getBounds( RECT& bounds );
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virtual RECT &getBounds( void );
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// Globally accessible scene and view pointers
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static CChoreoScene *m_pScene;
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static CChoreoView *m_pView;
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private:
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bool m_bSelected;
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bool m_bVisible;
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RECT m_rcBounds;
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protected:
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CChoreoWidget *m_pParent;
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};
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#endif // CHOREOWIDGET_H
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