check for wxUSE_TIMER in headers, not the files including them

[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 21e322bf2cf71ac8eb4dd407c0775c08f159a160..95fe4dfd3e314a06f3aa717e14868f20d016892a 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -37,9 +37,17 @@
 #define wxIMAGE_OPTION_RESOLUTIONUNIT        wxString(_T("ResolutionUnit"))
 
 // constants used with wxIMAGE_OPTION_RESOLUTIONUNIT
-enum
+//
+// NB: don't change these values, they correspond to libjpeg constants
+enum wxImageResolution
 {
+    // Resolution not specified
+    wxIMAGE_RESOLUTION_NONE = 0,
+
+    // Resolution specified in inches
     wxIMAGE_RESOLUTION_INCHES = 1,
+
+    // Resolution specified in centimeters
     wxIMAGE_RESOLUTION_CM = 2
 };
 
@@ -61,9 +69,9 @@ const unsigned char wxIMAGE_ALPHA_OPAQUE = 0xff;
 // classes
 //-----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxImageHandler;
-class WXDLLEXPORT wxImage;
-class WXDLLEXPORT wxPalette;
+class WXDLLIMPEXP_FWD_CORE wxImageHandler;
+class WXDLLIMPEXP_FWD_CORE wxImage;
+class WXDLLIMPEXP_FWD_CORE wxPalette;
 
 //-----------------------------------------------------------------------------
 // wxVariant support
@@ -112,6 +120,13 @@ protected:
     bool CallDoCanRead(wxInputStream& stream);
 #endif // wxUSE_STREAMS
 
+    // helper for the derived classes SaveFile() implementations: returns the
+    // values of x- and y-resolution options specified as the image options if
+    // any
+    static wxImageResolution
+    GetResolutionFromOptions(const wxImage& image, int *x, int *y);
+
+
     wxString  m_name;
     wxString  m_extension;
     wxString  m_mime;
@@ -392,11 +407,6 @@ public:
     // -1.0..1.0 where -1.0 is -360 degrees and 1.0 is 360 degrees
     void RotateHue(double angle);
 
-    bool operator == (const wxImage& image) const
-        { return m_refData == image.m_refData; }
-    bool operator != (const wxImage& image) const
-        { return m_refData != image.m_refData; }
-
     static wxList& GetHandlers() { return sm_handlers; }
     static void AddHandler( wxImageHandler *handler );
     static void InsertHandler( wxImageHandler *handler );
@@ -428,7 +438,7 @@ protected:
     virtual wxObjectRefData* CloneRefData(const wxObjectRefData* data) const;
 
 private:
-    friend class WXDLLEXPORT wxImageHandler;
+    friend class WXDLLIMPEXP_FWD_CORE wxImageHandler;
 
     DECLARE_DYNAMIC_CLASS(wxImage)
 };