graphic_context_interface.h

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#ifndef SDK_VIS_GRAPHIC_CONTEXT_INTERFACE_H_
#define SDK_VIS_GRAPHIC_CONTEXT_INTERFACE_H_
#pragma once
 
#include <base/inc/platform.h>
#include <base/inc/base_types.h>
#include <base/inc/forward_declarations.h>
#include <base/inc/sdk_component_interface.h>
#include <base/inc/sdk_ref_ptr.h>
#include <base/inc/interfaces/properties/properties_interface.h>
#include <base/inc/interfaces/parameters/parameters_interface.h>
#include <base/inc/geometry/geometry_base_types.h>
#include <geometry/inc/geometry/geometry2d/2d_geometry_objects.h>
#include <visualizationlayer/inc/graphics/2d_graphics_objects.h>
#include "texture_interface.h"
 
namespace sdk {
namespace vis {
namespace scene {
 
FWD_DECL_INTERFACE(IGraphicContextFactory);
FWD_DECL_INTERFACE(IGraphicContext);
FWD_DECL_INTERFACE(IGraphicContextInitialParameters);
FWD_DECL_INTERFACE(ITexture);
FWD_DECL_INTERFACE(IShader);
 
 
enum GraphicContextType
{
  kGraphicContextType_Auto,           
  kGraphicContextType_DirectX10,      
  kGraphicContextType_OpenGL,         
  kGraphicContextType_Software,       
  kGraphicContextType_DirectX9,       
  kGraphicContextType_DirectX11,      
  kGraphicContextType_Unknown = 0xFF, 
};
 
enum GraphicContextPropertiesID
{
  kGraphicContextProperty_Version,             
  kGraphicContextProperty_MSAALevelForNewRT,   
  kGraphicContextProperty_DontEraseNewTexture, 
};
 
 
enum GraphicContextInitialParametersID
{
  kGraphicContextInitialParameter_DirectXCtx, 
  kGraphicContextInitialParameter_OpenGLCtx,  
  kGraphicContextInitialParameter_DeviceCtx,  
  kGraphicContextInitialParameter_Display,    
  kGraphicContextInitialParameter_Window,     
  kGraphicContextInitialParameter_VisualInfo, 
};
 
class IGraphicContextInitialParameters : public sdk::ISDKParameters
{
public:
  // No own methods, only ISDKParameters methods
 
  SDK_IMPLEMENT_IID(IGraphicContextInitialParameters)
  SDK_END_INTERFACE(IGraphicContextInitialParameters)
};
SDK_DECLARE_IID(IGraphicContextInitialParameters)
 
class IGraphicContextFactory : public ISDKComponent
{
public:
  virtual SDKResult SDK_CALLTYPE CreateContext(GraphicContextType type, 
    const IGraphicContextInitialParametersSP& initial_parameters,
    IGraphicContextSP& context) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE IsContextAvailable(GraphicContextType type) const throw() = 0;
 
  SDK_IMPLEMENT_IID(IGraphicContextFactory)
  SDK_END_INTERFACE(IGraphicContextFactory)
};
SDK_DECLARE_IID(IGraphicContextFactory)
 
class IGraphicContext : public ISDKProperties
{
public:
  virtual GraphicContextType SDK_CALLTYPE GetType() const throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE CreateCompatibleContext(IGraphicContextSP& context) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE DiscardResources() throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE GetRenderTargetFactory(
    gfx::RenderTargetFactorySP& rt_factory) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE GetGeometryPathFactory(
    geometry::GeometryPathFactorySP& geom_factory) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE Create2DTexture(const TextureFormat& format,
    const SDKSize& size, ITextureSP& texture) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE CreateRenderTarget(const ITextureSP& texture, 
    gfx::RenderTargetSP& render_target) throw() = 0;
 
  SDK_IMPLEMENT_IID(IGraphicContext)
  SDK_END_INTERFACE(IGraphicContext)
};
SDK_DECLARE_IID(IGraphicContext)
 
} // namespace scene
} // namespace vis
} // namespace sdk
 
#endif // SDK_VIS_GRAPHIC_CONTEXT_INTERFACE_H_