vtkCocoaRenderWindow.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCocoaRenderWindow_h
#define vtkCocoaRenderWindow_h
 
#include "vtkOpenGLRenderWindow.h"
#include "vtkRenderingOpenGL2Module.h" // For export macro
#include <stack>                       // for ivar
 
VTK_ABI_NAMESPACE_BEGIN
class VTKRENDERINGOPENGL2_EXPORT vtkCocoaRenderWindow : public vtkOpenGLRenderWindow
{
public:
  static vtkCocoaRenderWindow* New();
  vtkTypeMacro(vtkCocoaRenderWindow, vtkOpenGLRenderWindow);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Start() override;
 
  void Frame() override;
 
  virtual void WindowConfigure();
 
  void Initialize() override;
 
  void SetFullScreen(vtkTypeBool) override;
 
  void WindowRemap() override;
 
  virtual void PrefFullScreen();
 
 
  void SetSize(int width, int height) override;
  void SetSize(int a[2]) override { this->SetSize(a[0], a[1]); }
 
  int* GetSize() VTK_SIZEHINT(2) override;
 
 
  void SetPosition(int x, int y) override;
  void SetPosition(int a[2]) override { this->SetPosition(a[0], a[1]); }
 
  int* GetScreenSize() VTK_SIZEHINT(2) override;
 
  int* GetPosition() VTK_SIZEHINT(2) override;
 
  void SetWindowName(const char*) override;
 
  void SetNextWindowInfo(const char*) override
  {
    vtkDebugMacro("SetNextWindowInfo not implemented (WindowRemap not implemented).");
  }
  void* GetGenericDrawable() override
  {
    vtkDebugMacro("Method not implemented.");
    return nullptr;
  }
 
  void SetDisplayId(void* displayId) override
  {
    this->DisplayIndex = displayId ? *(reinterpret_cast<int*>(displayId)) : 0;
  }
 
  void* GetGenericDisplayId() override
  {
    vtkDebugMacro("Method not implemented.");
    return nullptr;
  }
 
  void SetWindowInfo(const char*) override;
 
  void SetParentInfo(const char*) override;
 
  void SetNextWindowId(void*) override
  {
    vtkDebugMacro("SetNextWindowId not implemented (WindowRemap not implemented).");
  }
 
  bool InitializeFromCurrentContext() override;
 
  bool GetPlatformSupportsRenderWindowSharing() override { return true; }
 
  void SetStereoCapableWindow(vtkTypeBool capable) override;
 
  void MakeCurrent() override;
 
  void ReleaseCurrent() override;
 
  bool IsCurrent() override;
 
  void UpdateContext();
 
  const char* ReportCapabilities() override;
 
  vtkTypeBool IsDirect() override;
 
  void SetForceMakeCurrent() override;
 
  vtkTypeBool GetEventPending() override;
 
 
  virtual void SetupPalette(void* hDC);
  virtual void SetupPixelFormat(void* hDC, void* dwFlags, int debug, int bpp = 16, int zbpp = 16);
 
  void Finalize() override;
 
 
  void HideCursor() override;
  void ShowCursor() override;
  void SetCursorPosition(int x, int y) override;
 
  void SetCurrentCursor(int) override;
 
  virtual vtkTypeBool GetViewCreated();
 
  virtual vtkTypeBool GetWindowCreated();
 
 
  void SetContextId(void*);
  void* GetContextId();
  void* GetGenericContext() override { return this->GetContextId(); }
 
  virtual void SetRootWindow(void*);
 
  virtual void* GetRootWindow();
 
  void SetWindowId(void*) override;
 
  virtual void* GetWindowId();
  void* GetGenericWindowId() override { return this->GetWindowId(); }
 
  void SetParentId(void* nsview) override;
 
  virtual void* GetParentId();
  void* GetGenericParentId() override { return this->GetParentId(); }
 
  void SetWantsBestResolution(bool wantsBest);
  bool GetWantsBestResolution();
 
  void SetConnectContextToNSView(bool connect);
  bool GetConnectContextToNSView();
 
 
  void SetPixelFormat(void* pixelFormat);
  void* GetPixelFormat();
 
 
  void PushContext() override;
  void PopContext() override;
 
  void Render() override;
 
protected:
  vtkCocoaRenderWindow();
  ~vtkCocoaRenderWindow() override;
 
  std::stack<void*> ContextStack;
 
  void CreateGLContext();
 
  void CreateAWindow() override;
  void DestroyWindow() override;
  vtkTypeBool OnScreenInitialized;
 
 
  void SetCocoaManager(void* manager);
  void* GetCocoaManager();
 
  void SetCocoaServer(void* server); // Really a vtkCocoaServer*
  void* GetCocoaServer();
 
private:
  vtkCocoaRenderWindow(const vtkCocoaRenderWindow&) = delete;
  void operator=(const vtkCocoaRenderWindow&) = delete;
 
private:
  // Important: this class cannot contain Objective-C instance
  // variables for 2 reasons:
  // 1) C++ files include this header
  // 2) because of garbage collection (the GC scanner does not scan objects create by C++'s new)
  // Instead, use the CocoaManager dictionary to keep a collection
  // of what would otherwise be Objective-C instance variables.
  void* CocoaManager; // Really an NSMutableDictionary*
 
  vtkTypeBool WindowCreated;
  vtkTypeBool ViewCreated;
  vtkTypeBool CursorHidden;
 
  vtkTypeBool ForceMakeCurrent;
 
  bool WantsBestResolution;
  bool ConnectContextToNSView;
 
  int DisplayIndex = 0;
};
 
VTK_ABI_NAMESPACE_END
#endif