Reduce rawimage.h dependencies

rtengine/rawimagesource.cc

@@ -21,6 +21,7 @@
 
 #include "rtengine.h"
 #include "imagefloat.h"
+#include "rawimage.h"
 #include "rawimagesource.h"
 #include "rawimagesource_i.h"
 #include "jaggedarray.h"
@@ -501,6 +502,26 @@ RawImageSource::~RawImageSource ()
     }
 }
 
+unsigned RawImageSource::FC(int row, int col) const
+{
+    return ri->FC(row, col);
+}
+
+eSensorType RawImageSource::getSensorType () const
+{
+    return ri != nullptr ? ri->getSensorType() : ST_NONE;
+}
+
+bool RawImageSource::isMono() const
+{
+    return ri->get_colors() == 1;
+}
+
+int RawImageSource::getRotateDegree() const
+{
+    return ri->get_rotateDegree();
+}
+
 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 void RawImageSource::transformRect (const PreviewProps &pp, int tran, int &ssx1, int &ssy1, int &width, int &height, int &fw)