gls_rso_interface_impl.h

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/*! \file
  \brief  Standard GL Studio implementation of the safe interface to version 2 RSOs (component side).

  \par Copyright Information

  Copyright (c) 2017 by The DiSTI Corporation.<br>
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*/
#ifndef INCLUDED_GLS_RSO_INTERFACE_IMPL_H
#define INCLUDED_GLS_RSO_INTERFACE_IMPL_H

#include "events.h"
#include "gls_include.h"
#include "gls_resources.h"
#ifdef GLES
#    include "rso_interface_es_2.h"
typedef disti::RSOInterfaceES2             RsoImplBaseClass;
typedef disti::RSOInterfaceES1             RsoImplBaseInterface;
typedef disti::RSOInterfaceES1             RsoImplMultiTouchInterface;
typedef disti::RSOInterfaceES1::MatrixF    RSOMatrixT;
typedef disti::RSOInterfaceES2::RSOPainter RSOPainterT;
#else
#    include "rso_interface_5.h"
typedef disti::RSOInterface5             RsoImplBaseClass;
typedef disti::RSOInterface1             RsoImplBaseInterface;
typedef disti::RSOInterface3             RsoImplMultiTouchInterface;
typedef disti::RSOInterface1::MatrixD    RSOMatrixT;
typedef disti::RSOInterface5::RSOPainter RSOPainterT;
#endif

namespace disti
{
class ComponentBase;

/** Wraps a GlsResourceFilter so it can be passed to the RSO Interface's GetResources call */
class RSOResourceFilterImpl : public RsoImplBaseInterface::ResourceFilter
{
private:
    GlsResourceFilter* _filter;

public:
    GLS_EDITOR RSOResourceFilterImpl( GlsResourceFilter* filter ) { _filter = filter; }
    GLS_EDITOR ~RSOResourceFilterImpl() {}

    // How many levels of qualification to show in the name.
    // -1 means full qualification.
    // Default: 0  // TODO: confirm this default
    int  LevelsUp() const DISTI_METHOD_OVERRIDE { return _filter->LevelsUp(); }
    void LevelsUp( int value ) DISTI_METHOD_OVERRIDE { _filter->LevelsUp( value ); }

    // How many levels of children to show.
    //  0 means don't show any children properties
    // -1 means all the way down.
    // Default: -1
    int  GroupLevelsDown() const DISTI_METHOD_OVERRIDE { return _filter->GroupLevelsDown(); }
    void GroupLevelsDown( int value ) DISTI_METHOD_OVERRIDE { _filter->GroupLevelsDown( value ); }

    // If true, only a list of names will be returned.
    // Values will not be returned.
    // The format changes to not include the ":".
    // Default: false
    bool NamesOnly() const DISTI_METHOD_OVERRIDE { return _filter->NamesOnly(); }
    void NamesOnly( bool value ) DISTI_METHOD_OVERRIDE { _filter->NamesOnly( value ); }

    // Manage the list of excluded attributes
    void AddExclude( const char* str ) DISTI_METHOD_OVERRIDE { _filter->AddExclude( str ); }
    // Returns the number of entries in the exclude list.
    // Default: 0
    int ExcludeCount() const DISTI_METHOD_OVERRIDE { return _filter->ExcludeCount(); }
    // Returns NULL if index >= ExcludeCount() or index < -1
    const char* GetExclude( int index ) const DISTI_METHOD_OVERRIDE { return _filter->GetExclude( index ); }

    // Manage the list of included attributes
    void AddInclude( const char* str ) DISTI_METHOD_OVERRIDE { _filter->AddInclude( str ); }
    // Returns the number of entries in the include list.
    // Default: 0
    int IncludeCount() const DISTI_METHOD_OVERRIDE { return _filter->IncludeCount(); }
    // Returns NULL if index >= IncludeCount() or index < -1
    const char* GetInclude( int index ) const DISTI_METHOD_OVERRIDE { return _filter->GetInclude( index ); }

    // Check a name against the filters
    // Exclude list takes precedence
    bool PassFilter( const char* name ) const DISTI_METHOD_OVERRIDE { return _filter->PassFilter( name ); }

    // Manage the stack of parent object names
    void PushParentName( const char* parent ) { _filter->PushParentName( parent ); }
    void PopParentName() { _filter->PopParentName(); }
    // Returns the number of entries in the parent name stack
    unsigned int ParentNameCount() const { return _filter->ParentNameCount(); }
    // Returns NULL if index >= ParentNameCount() or index < -1
    const char* GetParentName( unsigned int index ) const { return _filter->GetParentName( index ); }
};

/** Implementation of RSOInterface. */
class GlsRSOInterfaceImpl : public RsoImplBaseClass
    , virtual public GlsPainter
{
protected:
    // Reference to the component being wrapped
    // GlsRSOInterface1Impl will delete this object
    ComponentBase* _component;

    // The containers event handler
    RsoImplBaseInterface::EmittedEventHandler* _emittedEventHandler;

    // string to return from Resources methods
    std::string _resourcesRetVal;

    // RSOInterface2 implementation

    typedef std::map<ResourceHandle, DistiAttributeBase*> ResourceHandleMap;

    ResourceHandleMap _resourceHandleMap;
    ResourceHandle    _nextResourceHandle;
    bool              _firstDraw;

    RSOPainterT* _painter;
    bool         _redraw;

    DistiAttributeBase& GetAttribute( ResourceHandle handle );

    // Protected constructor - Call CreateInstance instead
    GLS_EXPORT GlsRSOInterfaceImpl( ComponentBase* component );

    // Protected destructor - Call DeleteInstance instead
    virtual GLS_EXPORT ~GlsRSOInterfaceImpl();

public:
    static GLS_EXPORT GlsRSOInterfaceImpl* CreateInstance( ComponentBase* component );

    // Pass an event that was emitted from the component to the container
    GLS_EXPORT int LiveComponentEventHandlerCb( ComponentBase*, disti::DisplayEvent* ev );

    // RSOInterface1 overrides

    GLS_EXPORT void Calculate( double time ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT RsoImplBaseInterface* CloneObject() DISTI_METHOD_OVERRIDE;

    GLS_EXPORT void DeleteInstance() DISTI_METHOD_OVERRIDE;

    GLS_EXPORT void Draw() DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool SetEmittedEventHandler( RsoImplBaseInterface::EmittedEventHandler* handler ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool GetBoundingSphere( RsoImplBaseInterface::Vector* center, float* radius ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool GetBoundingBox( RsoImplBaseInterface::Vector* min, RsoImplBaseInterface::Vector* max, const RSOMatrixT* transform = NULL ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool HandleInput( RsoImplBaseInterface::Event* lci1_ev ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool HandleMultiTouchInput( RsoImplMultiTouchInterface::MouseMultiTouchEvent* lci3_ev ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT bool Pick3D( const RsoImplBaseInterface::Vector& winLoc,
        const RsoImplBaseInterface::Vector&                     logicalCoords,
        float                                                   scale,
        const RsoImplBaseInterface::Vector&                     directionVector,
        RsoImplBaseInterface::Vector&                           collisionWinLoc,
        const RsoImplBaseInterface::OpenGLMatrices&             drawnMatrices ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT void PreDraw( const RsoImplBaseInterface::OpenGLMatrices& parentMatrices, RsoImplBaseInterface::Culler& culler ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT void SetResource( const char* resourceName, const char* resourceVal ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT const char* GetResource( const char* resourceName ) DISTI_METHOD_OVERRIDE;

    GLS_EXPORT const char* GetResources( RsoImplBaseInterface::ResourceFilter* filter = NULL ) DISTI_METHOD_OVERRIDE;

    // RSOInterface2 implementation

    ResourceHandle CreateResourceHandle( const char* resourceName ) DISTI_METHOD_OVERRIDE;

    void ReleaseResourceHandle( ResourceHandle resourceHandle ) DISTI_METHOD_OVERRIDE;

    bool IsResourceHandleValid( ResourceHandle resourceHandle ) DISTI_METHOD_OVERRIDE;

    void SetResource( ResourceHandle resourceHandle, const char* resourceVal ) DISTI_METHOD_OVERRIDE;

    const char* GetResource( ResourceHandle resourceHandle ) DISTI_METHOD_OVERRIDE;

    void SetIntResource( const char* resourceName, long resourceVal ) DISTI_METHOD_OVERRIDE;

    long GetIntResource( const char* resourceName ) DISTI_METHOD_OVERRIDE;

    void SetIntResource( ResourceHandle resourceHandle, long resourceVal ) DISTI_METHOD_OVERRIDE;

    long GetIntResource( ResourceHandle resourceHandle ) DISTI_METHOD_OVERRIDE;

    void SetFloatResource( const char* resourceName, double resourceVal ) DISTI_METHOD_OVERRIDE;

    double GetFloatResource( const char* resourceName ) DISTI_METHOD_OVERRIDE;

    void SetFloatResource( ResourceHandle resourceHandle, double resourceVal ) DISTI_METHOD_OVERRIDE;

    double GetFloatResource( ResourceHandle resourceHandle ) DISTI_METHOD_OVERRIDE;

    CallbackID RegisterResourceObserver( ResourceHandle resourceHandle, ResourceObserver* obs ) DISTI_METHOD_OVERRIDE;
    void       UnregisterResourceObserver( ResourceHandle resourceHandle, CallbackID id ) DISTI_METHOD_OVERRIDE;

#ifdef GLES
    unsigned int GetMaxNumLights() DISTI_METHOD_OVERRIDE;
    void         SetLightData( unsigned int numLights, LightData* lightData ) DISTI_METHOD_OVERRIDE;

    unsigned int GetMaxClipPlanes() DISTI_METHOD_OVERRIDE;
    void         SetClipPlaneData( unsigned int numClipPlanes, float** equations ) DISTI_METHOD_OVERRIDE;

    void SetMatrix( int type, const float* matrix ) DISTI_METHOD_OVERRIDE;
    void SetDefaultOpenGLState() DISTI_METHOD_OVERRIDE;
#endif

    /** Calls Invalidate on the parent's painter, causing the scene to redraw in conditional rendering. */
    void GLS_EXPORT Invalidate() DISTI_METHOD_OVERRIDE;

    /** Returns whether or not the parent's painter has already been invalidated */
    bool GLS_EXPORT IsInvalidated() const DISTI_METHOD_OVERRIDE;

    /** Assigns a parent painter to this RSO which will be updated when any RSO child object causes invalidation. */
    void GLS_EXPORT SetPainter( RSOPainterT* painter ) DISTI_METHOD_OVERRIDE;
};

} // end namespace disti

#endif