X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3964e424bf6b70e43b7cf53ef41d279e4da5c037..1ee3fb3846ae47c5292128a6f0bd4c8e38d7ba31:/include/wx/rawbmp.h?ds=inline

diff --git a/include/wx/rawbmp.h b/include/wx/rawbmp.h
index dbdddcee3f..91a29f6f19 100644
--- a/include/wx/rawbmp.h
+++ b/include/wx/rawbmp.h
@@ -5,13 +5,15 @@
 // Modified by:
 // Created:     10.03.03
 // RCS-ID:      $Id$
-// Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwindows.org>
+// Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwidgets.org>
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_RAWBMP_H_BASE_
 #define _WX_RAWBMP_H_BASE_
 
+#include "wx/image.h"
+
 // ----------------------------------------------------------------------------
 // Abstract Pixel API
 //
@@ -104,7 +106,7 @@
 template <class Channel,
           size_t Bpp, int R, int G, int B, int A = -1,
           class Pixel = wxUint32>
-          
+
 struct WXDLLEXPORT wxPixelFormat
 {
     // iterator over pixels is usually of type "ChannelType *"
@@ -120,7 +122,7 @@ struct WXDLLEXPORT wxPixelFormat
     enum { BitsPerPixel = Bpp };
 
     // size of one pixel in ChannelType units (usually bytes)
-    enum { SizePixel = BitsPerPixel / (8 * sizeof(ChannelType)) };
+    enum { SizePixel = Bpp / (8 * sizeof(Channel)) };
 
     // the channels indices inside the pixel
     enum
@@ -143,34 +145,38 @@ struct WXDLLEXPORT wxPixelFormat
 typedef wxPixelFormat<unsigned char, 24, 0, 1, 2> wxImagePixelFormat;
 
 // the (most common) native bitmap format without alpha support
-typedef wxPixelFormat<unsigned char, 24,
-                      #if defined(__WXMSW__)
-                                2, 1, 0
-                      #elif defined(__WXMAC__)
-                                1, 2, 3
-                      #else // default for the others (not supported anyhow)
-                                0, 1, 2
-                      #endif // platform
-                     > wxNativePixelFormat;
+#if defined(__WXMSW__)
+    // under MSW the RGB components are inversed, they're in BGR order
+    typedef wxPixelFormat<unsigned char, 24, 2, 1, 0> wxNativePixelFormat;
+
+    #define wxPIXEL_FORMAT_ALPHA 3
+#elif defined(__WXMAC__)
+    // under Mac, first component is unused but still present, hence we use
+    // 32bpp, not 24
+    typedef wxPixelFormat<unsigned char, 32, 1, 2, 3> wxNativePixelFormat;
+
+    #define wxPIXEL_FORMAT_ALPHA 0
+#elif defined(__WXCOCOA__)
+    // Cocoa is standard RGB or RGBA (normally it is RGBA)
+    typedef wxPixelFormat<unsigned char, 24, 0, 1, 2> wxNativePixelFormat;
+
+    #define wxPIXEL_FORMAT_ALPHA 3
+#endif
 
 // the (most common) native format for bitmaps with alpha channel
-typedef wxPixelFormat<unsigned char, 32,
-                      wxNativePixelFormat::RED,
-                      wxNativePixelFormat::GREEN,
-                      wxNativePixelFormat::BLUE,
-                      #if defined(__WXMSW__)
-                          3
-                      #elif defined(__WXMAC__)
-                          0
-                      #else // default for the others (not supported anyhow)
-                          3
-                      #endif // platform
-                     > wxAlphaPixelFormat;
+#ifdef wxPIXEL_FORMAT_ALPHA
+    typedef wxPixelFormat<unsigned char, 32,
+                          wxNativePixelFormat::RED,
+                          wxNativePixelFormat::GREEN,
+                          wxNativePixelFormat::BLUE,
+                          wxPIXEL_FORMAT_ALPHA> wxAlphaPixelFormat;
+#endif // wxPIXEL_FORMAT_ALPHA
 
 // we also define the (default/best) pixel format for the given class: this is
 // used as default value for the pixel format in wxPixelIterator template
 template <class T> struct wxPixelFormatFor;
 
+#if wxUSE_IMAGE
 // wxPixelFormatFor is only defined for wxImage, attempt to use it with other
 // classes (wxBitmap...) will result in compile errors which is exactly what we
 // want
@@ -179,6 +185,7 @@ struct WXDLLEXPORT wxPixelFormatFor<wxImage>
 {
     typedef wxImagePixelFormat Format;
 };
+#endif //wxUSE_IMAGE
 
 // ----------------------------------------------------------------------------
 // wxPixelData
@@ -198,6 +205,8 @@ public:
     int GetWidth() const { return m_width; }
     int GetHeight() const { return m_height; }
 
+    wxSize GetSize() const { return wxSize(m_width, m_height); }
+
     // the distance between two rows
     int GetRowStride() const { return m_stride; }
 
@@ -264,6 +273,7 @@ struct WXDLLEXPORT wxPixelDataOut
     };
 };
 
+#if wxUSE_IMAGE
 // wxPixelData specialization for wxImage: this is the simplest case as we
 // don't have to care about different pixel formats here
 template <>
@@ -383,9 +393,9 @@ struct WXDLLEXPORT wxPixelDataOut<wxImage>
             // -----------
 
             // access to invidividual colour components
-            ChannelType& Red() { return m_ptr[PixelFormat::RED]; }
-            ChannelType& Green() { return m_ptr[PixelFormat::GREEN]; }
-            ChannelType& Blue() { return m_ptr[PixelFormat::BLUE]; }
+            ChannelType& Red() { return m_pRGB[PixelFormat::RED]; }
+            ChannelType& Green() { return m_pRGB[PixelFormat::GREEN]; }
+            ChannelType& Blue() { return m_pRGB[PixelFormat::BLUE]; }
             ChannelType& Alpha() { return *m_pAlpha; }
 
         // private: -- see comment in the beginning of the file
@@ -421,7 +431,7 @@ struct WXDLLEXPORT wxPixelDataOut<wxImage>
         {
             m_stride = Iterator::SizePixel * m_width;
 
-            InitRect(rect.GetPositions(), rect.GetSize());
+            InitRect(rect.GetPosition(), rect.GetSize());
         }
 
         // we evaluate to true only if we could get access to bitmap data
@@ -448,7 +458,9 @@ struct WXDLLEXPORT wxPixelDataOut<wxImage>
         Iterator m_pixels;
     };
 };
+#endif //wxUSE_IMAGE
 
+#if wxUSE_GUI
 // wxPixelData specialization for wxBitmap: here things are more interesting as
 // we also have to support different pixel formats
 template <>
@@ -461,7 +473,7 @@ struct WXDLLEXPORT wxPixelDataOut<wxBitmap>
         // the type of the class we're working with
         typedef wxBitmap ImageType;
 
-        class Iterator
+        class WXDLLEXPORT Iterator
         {
         public:
             // the pixel format we use
@@ -569,10 +581,9 @@ struct WXDLLEXPORT wxPixelDataOut<wxBitmap>
 
         // private: -- see comment in the beginning of the file
 
-            // NB: for efficiency reasons this class must *not* have any other
-            //     fields, otherwise it won't be put into a CPU register (as it
-            //     should inside the inner loops) by some compilers, notably
-            //     gcc
+            // for efficiency reasons this class should not have any other
+            // fields, otherwise it won't be put into a CPU register (as it
+            // should inside the inner loops) by some compilers, notably gcc
             ChannelType *m_ptr;
         };
 
@@ -587,7 +598,7 @@ struct WXDLLEXPORT wxPixelDataOut<wxBitmap>
         wxPixelDataIn(wxBitmap& bmp, const wxRect& rect)
             : m_bmp(bmp), m_pixels(bmp, *this)
         {
-            InitRect(rect.GetPositions(), rect.GetSize());
+            InitRect(rect.GetPosition(), rect.GetSize());
         }
 
         wxPixelDataIn(wxBitmap& bmp, const wxPoint& pt, const wxSize& sz)
@@ -631,6 +642,7 @@ struct WXDLLEXPORT wxPixelDataOut<wxBitmap>
         }
     };
 };
+#endif //wxUSE_GUI
 
 #ifdef __VISUALC__
     // typedef-name 'foo' used as synonym for class-name 'bar'
@@ -661,9 +673,13 @@ public:
 
 
 // some "predefined" pixel data classes
+#if wxUSE_IMAGE
 typedef wxPixelData<wxImage> wxImagePixelData;
+#endif //wxUSE_IMAGE
+#if wxUSE_GUI
 typedef wxPixelData<wxBitmap, wxNativePixelFormat> wxNativePixelData;
 typedef wxPixelData<wxBitmap, wxAlphaPixelFormat> wxAlphaPixelData;
+#endif //wxUSE_GUI
 
 // ----------------------------------------------------------------------------
 // wxPixelIterator