/////////////////////////////////////////////////////////////////////////////
-// Name: mac/carbon/moviectrl.cpp
-// Purpose: wxMediaCtrl MAC CARBON QT
+// Name: mac/carbon/mediactrl.cpp
+// Purpose: Built-in Media Backends for Mac
// Author: Ryan Norton <wxprojects@comcast.net>
-// Modified by:
+// Modified by:
// Created: 11/07/04
// RCS-ID: $Id$
// Copyright: (c) Ryan Norton
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-//#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-//#pragma implementation "moviectrl.h"
-//#endif
+//===========================================================================
+// DECLARATIONS
+//===========================================================================
+
+//---------------------------------------------------------------------------
+// Pre-compiled header stuff
+//---------------------------------------------------------------------------
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma implementation "mediactrl.h"
+#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
-#include "wx/mac/carbon/mediactrl.h"
+//---------------------------------------------------------------------------
+// Includes
+//---------------------------------------------------------------------------
+#include "wx/mediactrl.h"
+//---------------------------------------------------------------------------
+// Compilation guard
+//---------------------------------------------------------------------------
#if wxUSE_MEDIACTRL
-#include "wx/timer.h"
+//===========================================================================
+// BACKEND DECLARATIONS
+//===========================================================================
-IMPLEMENT_CLASS(wxMediaCtrl, wxControl);
-IMPLEMENT_DYNAMIC_CLASS(wxMediaEvent, wxEvent);
-DEFINE_EVENT_TYPE(wxEVT_MEDIA_FINISHED);
+//---------------------------------------------------------------------------
+//
+// wxQTMediaBackend
+//
+//---------------------------------------------------------------------------
+//---------------------------------------------------------------------------
+// QT Includes
+//---------------------------------------------------------------------------
//uma is for wxMacFSSpec
-#ifdef __WXMAC__
#include "wx/mac/uma.h"
+#include "wx/timer.h"
#include <Movies.h>
#include <Gestalt.h>
-#else
-//quicktime media layer for mac emulation on pc
-#include <qtml.h>
-#endif
+#include <QuickTimeComponents.h> //Standard QT stuff
-#include <QuickTimeComponents.h>
+//Determines whether version 6 of QT is installed
+Boolean _wxIsQuickTime4Installed (void)
+{
+ short error;
+ long result;
-#ifdef __WXMAC__
-#define MSWMOVIECHECK
-#else
-#define MSWMOVIECHECK if(!m_bLoaded) return 0;
-#endif
+ error = Gestalt (gestaltQuickTime, &result);
+ return (error == noErr) && (((result >> 16) & 0xffff) >= 0x0400);
+}
+
+class WXDLLIMPEXP_MEDIA wxQTMediaBackend : public wxMediaBackend
+{
+public:
+
+ wxQTMediaBackend();
+ ~wxQTMediaBackend();
+
+ virtual bool CreateControl(wxControl* ctrl, wxWindow* parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name);
+
+ virtual bool Play();
+ virtual bool Pause();
+ virtual bool Stop();
+
+ virtual bool Load(const wxString& fileName);
+ virtual bool Load(const wxURI& location);
+
+ virtual wxMediaState GetState();
+
+ virtual bool SetPosition(wxLongLong where);
+ virtual wxLongLong GetPosition();
+ virtual wxLongLong GetDuration();
+
+ virtual void Move(int x, int y, int w, int h);
+ wxSize GetVideoSize() const;
+
+ virtual double GetPlaybackRate();
+ virtual bool SetPlaybackRate(double dRate);
+
+ void Cleanup();
+ void FinishLoad();
+
+ wxSize m_bestSize; //Original movie size
+ struct MovieType** m_movie; //QT Movie handle/instance
+ wxControl* m_ctrl; //Parent control
+ bool m_bVideo; //Whether or not we have video
+ class _wxQTTimer* m_timer; //Timer for streaming the movie
+
+ DECLARE_DYNAMIC_CLASS(wxQTMediaBackend);
+};
+
+
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+//
+// wxQTMediaBackend
+//
+// TODO: Use a less cludgy way to pause/get state/set state
+// TODO: Dynamically load from qtml.dll
+//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+
+IMPLEMENT_DYNAMIC_CLASS(wxQTMediaBackend, wxMediaBackend);
//Time between timer calls
-#define MOVIE_DELAY 50
+#define MOVIE_DELAY 100
-// ------------------------------------------------------------------
+// --------------------------------------------------------------------------
// wxQTTimer - Handle Asyncronous Playing
-// ------------------------------------------------------------------
+// --------------------------------------------------------------------------
class _wxQTTimer : public wxTimer
{
public:
- _wxQTTimer(Movie movie, wxMediaCtrl* parent) :
+ _wxQTTimer(Movie movie, wxQTMediaBackend* parent) :
m_movie(movie), m_bPaused(false), m_parent(parent)
{
}
bool GetPaused() {return m_bPaused;}
void SetPaused(bool bPaused) {m_bPaused = bPaused;}
+ //-----------------------------------------------------------------------
+ // _wxQTTimer::Notify
+ //
+ // 1) Checks to see if the movie is done, and if not continues
+ // streaming the movie
+ // 2) Sends the wxEVT_MEDIA_STOP event if we have reached the end of
+ // the movie.
+ //-----------------------------------------------------------------------
void Notify()
{
if (!m_bPaused)
{
if(!IsMovieDone(m_movie))
- MoviesTask(m_movie, MOVIE_DELAY); //Give QT time to play movie
+ MoviesTask(m_movie, MOVIE_DELAY);
else
{
- Stop();
- m_parent->Stop();
- wxASSERT(::GetMoviesError() == noErr);
- wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, m_parent->GetId());
- m_parent->GetParent()->ProcessEvent(theEvent);
+ wxMediaEvent theEvent(wxEVT_MEDIA_STOP,
+ m_parent->m_ctrl->GetId());
+ m_parent->m_ctrl->ProcessEvent(theEvent);
+
+ if(theEvent.IsAllowed())
+ {
+ Stop();
+ m_parent->Stop();
+ wxASSERT(::GetMoviesError() == noErr);
+
+ //send the event to our child
+ wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED,
+ m_parent->m_ctrl->GetId());
+ m_parent->m_ctrl->ProcessEvent(theEvent);
+ }
}
}
}
protected:
- Movie m_movie;
- bool m_bPaused;
- wxMediaCtrl* m_parent;
+ Movie m_movie; //Our movie instance
+ bool m_bPaused; //Whether we are paused or not
+ wxQTMediaBackend* m_parent; //Backend pointer
};
-//Determines whether version 6 of QT is installed
-Boolean _wxIsQuickTime4Installed (void)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend Constructor
+//
+// Sets m_timer to NULL signifying we havn't loaded anything yet
+//---------------------------------------------------------------------------
+wxQTMediaBackend::wxQTMediaBackend() : m_timer(NULL)
{
-#ifdef __WXMAC__
- short error;
- long result;
-
- error = Gestalt (gestaltQuickTime, &result);
- return (error == noErr) && (((result >> 16) & 0xffff) >= 0x0400);
-#else
- return true;
-#endif
}
-bool wxMediaCtrl::InitQT ()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend Destructor
+//
+// 1) Cleans up the QuickTime movie instance
+// 2) Decrements the QuickTime reference counter - if this reaches
+// 0, QuickTime shuts down
+// 3) Decrements the QuickTime Windows Media Layer reference counter -
+// if this reaches 0, QuickTime shuts down the Windows Media Layer
+//---------------------------------------------------------------------------
+wxQTMediaBackend::~wxQTMediaBackend()
{
- if (_wxIsQuickTime4Installed())
- {
- #ifndef __WXMAC__
- int nError;
- //-2093 no dll
- if ((nError = InitializeQTML(0)) != noErr)
- {
- wxFAIL_MSG(wxString::Format(wxT("Couldn't Initialize Quicktime-%i"), nError));
- }
- #endif
- EnterMovies();
- return true;
- }
- else
- {
- wxFAIL_MSG(wxT("Quicktime is not installed, or Your Version of Quicktime is <= 4."));
- return false;
- }
-}
-
-bool wxMediaCtrl::Create(wxWindow* parent, wxWindowID id, const wxString& fileName,
- const wxPoint& pos, const wxSize& size,
- long style, long WXUNUSED(driver), const wxString& name)
-{
- if(!DoCreate(parent, id, pos, size, style, name))
- return false;
-
- if(!fileName.empty())
- {
- if (!Load(fileName))
- return false;
-
- if(!Play())
- return false;
- }
+ if(m_timer)
+ Cleanup();
- return true;
+ //Note that ExitMovies() is not neccessary...
+ ExitMovies();
}
-bool wxMediaCtrl::Create(wxWindow* parent, wxWindowID id, const wxURI& location,
- const wxPoint& pos, const wxSize& size,
- long style, long WXUNUSED(driver), const wxString& name)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::CreateControl
+//
+// 1) Intializes QuickTime
+// 2) Creates the control window
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
{
- if(!DoCreate(parent, id, pos, size, style, name))
+ if (!_wxIsQuickTime4Installed())
return false;
-
- if(!location.IsReference())
- {
- if (!Load(location))
- return false;
-
- if(!Play())
- return false;
- }
- return true;
-}
-
-bool wxMediaCtrl::DoCreate(wxWindow* parent, wxWindowID id,
- const wxPoint& pos, const wxSize& size,
- long style, const wxString& name)
-{
- //do some window stuff
- if ( !wxControl::Create(parent, id, pos, size,
-#ifdef __WXMAC__
- MacRemoveBordersFromStyle(style),
-#else
- style | wxNO_BORDER,
-#endif
- wxDefaultValidator, name) )
+ EnterMovies();
+
+ //
+ // Create window
+ // By default wxWindow(s) is created with a border -
+ // so we need to get rid of those
+ //
+ // Since we don't have a child window like most other
+ // backends, we don't need wxCLIP_CHILDREN
+ //
+ if ( !ctrl->wxControl::Create(parent, id, pos, size,
+ m_ctrl->MacRemoveBordersFromStyle(style),
+ validator, name) )
return false;
+ //
//Set our background color to black by default
- SetBackgroundColour(*wxBLACK);
+ //
+ ctrl->SetBackgroundColour(*wxBLACK);
+ m_ctrl = ctrl;
return true;
}
-bool wxMediaCtrl::Load(const wxString& fileName)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Load (file version)
+//
+// 1) Get an FSSpec from the Windows path name
+// 2) Open the movie
+// 3) Obtain the movie instance from the movie resource
+// 4)
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::Load(const wxString& fileName)
{
- if(m_bLoaded)
+ if(m_timer)
Cleanup();
- if ( !InitQT() )
- return false;
-
OSErr err = noErr;
short movieResFile;
FSSpec sfFile;
-#ifdef __WXMAC__
- wxMacFilename2FSSpec( fileName , &sfFile ) ;
-#else
- if (NativePathNameToFSSpec ((char*) fileName.mb_str(), &sfFile, 0) != noErr)
- return false;
-#endif
+
+ wxMacFilename2FSSpec( fileName , &sfFile );
+
if (OpenMovieFile (&sfFile, &movieResFile, fsRdPerm) != noErr)
return false;
FinishLoad();
- return m_bLoaded;
+ return ::GetMoviesError() == noErr;
}
-bool wxMediaCtrl::Load(const wxURI& location)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Load
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::Load(const wxURI& location)
{
- if(m_bLoaded)
+ if(m_timer)
Cleanup();
- if ( !InitQT() )
- return false;
-
wxString theURI = location.BuildURI();
OSErr err = noErr;
FinishLoad();
- return m_bLoaded;
+ return ::GetMoviesError() == noErr;
}
-void wxMediaCtrl::FinishLoad()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::FinishLoad
+//
+// TODO
+//---------------------------------------------------------------------------
+void wxQTMediaBackend::FinishLoad()
{
- m_timer = new _wxQTTimer(m_movie, (wxMediaCtrl*) this);
+ m_timer = new _wxQTTimer(m_movie, (wxQTMediaBackend*) this);
wxASSERT(m_timer);
//get the real size of the movie
m_bestSize.x = outRect.right - outRect.left;
m_bestSize.y = outRect.bottom - outRect.top;
- //reparent movie
-if(GetMovieIndTrackType(m_movie, 1, VisualMediaCharacteristic/*AudioMediaCharacteristic*/, movieTrackCharacteristic | movieTrackEnabledOnly) != NULL)
- {
-
-#ifdef __WXMSW__
- CreatePortAssociation(this->GetHWND(), NULL, 0L);
-#endif
- SetMovieGWorld(m_movie, (CGrafPtr)
-
-#ifdef __WXMSW__
- GetNativeWindowPort(this->GetHWND())
-#else
- GetWindowPort((WindowRef)this->MacGetTopLevelWindowRef())
-#endif
- , nil);
+ //reparent movie/*AudioMediaCharacteristic*/
+ if(GetMovieIndTrackType(m_movie, 1,
+ VisualMediaCharacteristic,
+ movieTrackCharacteristic |
+ movieTrackEnabledOnly) != NULL)
+ {
+ SetMovieGWorld(m_movie,
+ (CGrafPtr)
+ GetWindowPort(
+ (WindowRef)
+ m_ctrl->MacGetTopLevelWindowRef()
+ ),
+ nil);
}
-// wxPrintf(wxT("%u\n"), ::GetMovieTimeScale(m_movie));
//we want millisecond precision
::SetMovieTimeScale(m_movie, 1000);
-
- m_bLoaded = (::GetMoviesError() == noErr);
-
- //work around refresh issues
- wxSize size = GetParent()->GetSize();
- GetParent()->SetSize(wxSize(size.x+1, size.y+1));
- GetParent()->Refresh();
- GetParent()->Update();
- GetParent()->SetSize(size);
- GetParent()->Refresh();
- GetParent()->Update();
+ wxASSERT(::GetMoviesError() == noErr);
+
+ //
+ //Here, if the parent of the control has a sizer - we
+ //tell it to recalculate the size of this control since
+ //the user opened a seperate media file
+ //
+ m_ctrl->InvalidateBestSize();
+ m_ctrl->GetParent()->Layout();
+ m_ctrl->GetParent()->Refresh();
+ m_ctrl->GetParent()->Update();
}
-bool wxMediaCtrl::Play()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Play
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::Play()
{
- MSWMOVIECHECK
::StartMovie(m_movie);
m_timer->SetPaused(false);
m_timer->Start(MOVIE_DELAY, wxTIMER_CONTINUOUS);
return ::GetMoviesError() == noErr;
}
-bool wxMediaCtrl::Pause()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Pause
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::Pause()
{
- MSWMOVIECHECK
::StopMovie(m_movie);
m_timer->SetPaused(true);
m_timer->Stop();
return ::GetMoviesError() == noErr;
}
-bool wxMediaCtrl::Stop()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Stop
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::Stop()
{
- MSWMOVIECHECK
m_timer->SetPaused(false);
m_timer->Stop();
return ::GetMoviesError() == noErr;
}
-double wxMediaCtrl::GetPlaybackRate()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::GetPlaybackRate
+//
+// TODO
+//---------------------------------------------------------------------------
+double wxQTMediaBackend::GetPlaybackRate()
{
- MSWMOVIECHECK
return ( ((double)::GetMovieRate(m_movie)) / 0x10000);
}
-bool wxMediaCtrl::SetPlaybackRate(double dRate)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::SetPlaybackRate
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::SetPlaybackRate(double dRate)
{
- MSWMOVIECHECK
::SetMovieRate(m_movie, (Fixed) (dRate * 0x10000));
return ::GetMoviesError() == noErr;
}
-bool wxMediaCtrl::SetPosition(long where)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::SetPosition
+//
+// TODO
+//---------------------------------------------------------------------------
+bool wxQTMediaBackend::SetPosition(wxLongLong where)
{
- MSWMOVIECHECK
TimeRecord theTimeRecord;
memset(&theTimeRecord, 0, sizeof(TimeRecord));
- theTimeRecord.value.lo = where;
+ theTimeRecord.value.lo = where.GetValue();
theTimeRecord.scale = ::GetMovieTimeScale(m_movie);
theTimeRecord.base = ::GetMovieTimeBase(m_movie);
::SetMovieTime(m_movie, &theTimeRecord);
return true;
}
-long wxMediaCtrl::GetPosition()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::GetPosition
+//
+// TODO
+//---------------------------------------------------------------------------
+wxLongLong wxQTMediaBackend::GetPosition()
{
- MSWMOVIECHECK
return ::GetMovieTime(m_movie, NULL);
}
-long wxMediaCtrl::GetDuration()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::GetDuration
+//
+// TODO
+//---------------------------------------------------------------------------
+wxLongLong wxQTMediaBackend::GetDuration()
{
- MSWMOVIECHECK
return ::GetMovieDuration(m_movie);
}
-wxMediaState wxMediaCtrl::GetState()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::GetState
+//
+// TODO
+//---------------------------------------------------------------------------
+wxMediaState wxQTMediaBackend::GetState()
{
- if ( !m_bLoaded || (m_timer->IsRunning() == false && m_timer->GetPaused() == false) )
+ if ( !m_timer || (m_timer->IsRunning() == false &&
+ m_timer->GetPaused() == false) )
return wxMEDIASTATE_STOPPED;
if( m_timer->IsRunning() == true )
return wxMEDIASTATE_PAUSED;
}
-void wxMediaCtrl::Cleanup()
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Cleanup
+//
+// TODO
+//---------------------------------------------------------------------------
+void wxQTMediaBackend::Cleanup()
{
delete m_timer;
m_timer = NULL;
StopMovie(m_movie);
DisposeMovie(m_movie);
-
- //Note that ExitMovies() is not neccessary, but
- //the docs are fuzzy on whether or not TerminateQTML is
- ExitMovies();
-
-#ifndef __WXMAC__
- TerminateQTML();
-#endif
-}
-
-wxMediaCtrl::~wxMediaCtrl()
-{
- if(m_bLoaded)
- Cleanup();
}
-wxSize wxMediaCtrl::DoGetBestSize() const
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::GetVideoSize
+//
+// TODO
+//---------------------------------------------------------------------------
+wxSize wxQTMediaBackend::GetVideoSize() const
{
return m_bestSize;
}
-void wxMediaCtrl::DoMoveWindow(int x, int y, int w, int h)
+//---------------------------------------------------------------------------
+// wxQTMediaBackend::Move
+//
+// TODO
+//---------------------------------------------------------------------------
+void wxQTMediaBackend::Move(int x, int y, int w, int h)
{
- wxControl::DoMoveWindow(x,y,w,h);
-
- if(m_bLoaded)
+ if(m_timer)
{
-#ifdef __WXMAC__
+ if ( m_ctrl )
+ {
+ m_ctrl->GetParent()->MacWindowToRootWindow(&x, &y);
+ }
+
Rect theRect = {y, x, y+h, x+w};
-#else
- Rect theRect = {0, 0, h, w};
-#endif
+
::SetMovieBox(m_movie, &theRect);
wxASSERT(::GetMoviesError() == noErr);
}
}
-#endif //wxUSE_MOVIECTRL
+
+//in source file that contains stuff you don't directly use
+#include <wx/html/forcelnk.h>
+FORCE_LINK_ME(basewxmediabackends);
+
+#endif //wxUSE_MEDIACTRL
+
+
+
+
+
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