1 files changed, 38 insertions, 4 deletions

diff --git a/noncore/multimedia/camera/zcameraio.cpp b/noncore/multimedia/camera/zcameraio.cpp
index b37ae8c..9af0c25 100644
--- a/noncore/multimedia/camera/zcameraio.cpp
+++ b/noncore/multimedia/camera/zcameraio.cpp
@@ -51,49 +51,60 @@ ZCameraIO::ZCameraIO()
         oerr << "Can't open camera driver: " << strerror(errno) << oendl;
     else
         init();
 }
 
 
 void ZCameraIO::init()
 {
     if ( ZCameraIO::_instance )
         ofatal << "Don't create more than one ZCameraIO instances." << oendl;
     else
     {
+        _timer = new QTime();
         setReadMode( STATUS );
     }
 }
 
 
 ZCameraIO::~ZCameraIO()
 {
     if ( _driver != -1 )
     {
         setReadMode( 0 );
         ::close( _driver );
     }
 }
 
 
 bool ZCameraIO::isOpen() const
 {
     return _driver != -1;
 }
 
 
 bool ZCameraIO::isShutterPressed()
 {
-    return _status[0] == 'S';
+    if ( _timer->elapsed() < 1000 ) //TODO: make this customizable?
+    {
+        clearShutterLatch();
+        return false;
+    }
+    if ( _status[0] == 'S' )
+    {
+        _timer->restart();
     clearShutterLatch();
+        return true;
+    }
+    else return false;
 }
 
 
 bool ZCameraIO::isFinderReversed() const
 {
     return _status[1] == 'M';
 }
 
 
 bool ZCameraIO::isCapturing() const
 {
     return _status[2] == 'C';
@@ -115,38 +126,46 @@ bool ZCameraIO::setCaptureFrame( int width, int height, int zoom, bool rot )
     {
         _width = width;
         _height = height;
         _zoom = zoom;
         _rot = rot;
         _readlen = 2 * _width * _height; // camera is fixed @ 16 bits per pixel
         return true;
     }
     return false;
 }
 
 
+bool ZCameraIO::setZoom( int zoom )
+{
+    return setCaptureFrame( _width, _height, zoom*256, _rot );
+}
+
+
 void ZCameraIO::setReadMode( int mode )
 {
     char b[10];
     sprintf( b, "M=%d", mode );
     write( b, mode <= 9 ? 3 : 4 );
-    if ( mode & 1 ) // STATUS bit is set
+    if ( mode & STATUS ) // STATUS bit is set
+    {
         read( _status, 4 );
+        if ( isShutterPressed() ) emit shutterClicked();
+    }
 }
 
 
 void ZCameraIO::clearShutterLatch()
 {
-    char b = 'B';
-    write( &b, 1 );
+    write( "B", 1 );
 }
 
 
 bool ZCameraIO::read( char* b, int len )
 {
     #ifndef NO_TIMING
     QTime t;
     t.start();
     #endif
     int rlen = ::read( _driver, b, len );
     #ifndef NO_TIMING
     int time = t.elapsed();
@@ -203,28 +222,43 @@ bool ZCameraIO::snapshot( QImage* image )
             *p = *bp;
             p++;
             bp++;
             *p = *bp;
             p++;
             bp++;
         }
     }
 
     return true;
 }
 
+
 bool ZCameraIO::snapshot( unsigned char* buf )
 {
     setReadMode( IMAGE | XFLIP | YFLIP );
 
     read( (char*) buf, _readlen );
 
     /* //TESTCODE
     int fd = open( "/tmp/cam", O_RDONLY );
     if ( ::read( fd, (char*) buf, 76800 ) != 76800 )
         owarn << "Couldn't read image from /dev/sharp_zdc" << oendl;
     // TESTCODE */
 
 
     return true;
 }
 
+
+void ZCameraIO::captureFrame( int w, int h, int zoom, QImage* image )
+{
+    int pw = _width;
+    int ph = _height;
+    if ( _rot )
+        setCaptureFrame( h, w, zoom*256, true );
+    else
+        setCaptureFrame( w, h, zoom*256, false );
+    snapshot( image );
+    setCaptureFrame( pw, ph, _zoom, _rot );
+}
+
+