$#include "Viewport.h"

/// %Viewport definition either for a render surface or the backbuffer.
class Viewport
{    
public:
    /// Construct with defaults.
    Viewport(Context* context);
    /// Construct with a full rectangle.
    Viewport(Context* context, Scene* scene, Camera* camera, RenderPath* renderPath = 0);
    /// Construct with a specified rectangle.
    Viewport(Context* context, Scene* scene, Camera* camera, const IntRect& rect, RenderPath* renderPath = 0);
    /// Destruct.
    ~Viewport();
    
    /// Set scene.
    void SetScene(Scene* scene);
    /// Set camera.
    void SetCamera(Camera* camera);
    /// Set rectangle.
    void SetRect(const IntRect& rect);
    /// Set rendering path.
    void SetRenderPath(RenderPath* path);
    /// Set rendering path from an XML file.
    void SetRenderPath(XMLFile* file);
    
    /// Return scene.
    Scene* GetScene() const;
    /// Return camera.
    Camera* GetCamera() const;
    /// Return rectangle.
    const IntRect& GetRect() const { return rect_; }
    /// Return rendering path.
    RenderPath* GetRenderPath() const;
};