Fix typos in documentation

documentation/src/drawing.dox

@@ -1089,12 +1089,15 @@ FLTK also provides several image classes based on the three
 standard image types for common file formats:
 
 \li Fl_GIF_Image
+\li Fl_Anim_GIF_Image
 \li Fl_JPEG_Image
 \li Fl_PNG_Image
 \li Fl_PNM_Image
 \li Fl_XBM_Image
 \li Fl_XPM_Image
 \li Fl_SVG_Image
+\li Fl_BMP_Image
+\li Fl_ICO_Image
 
 Each of these image classes loads a named file of the
 corresponding format. The Fl_Shared_Image class
@@ -1105,8 +1108,8 @@ Finally, FLTK provides a special image class called Fl_Tiled_Image to
 tile another image object in the specified area. This class can be
 used to tile a background image in a Fl_Group widget, for example.
 
-virtual void Fl_Image::copy() <br>
-virtual Fl_Image* Fl_Image::copy(int w, int h)
+virtual Fl_Image* Fl_Image::copy() <br>
+virtual Fl_Image* Fl_Image::copy(int W, int H) const
 
 \par
 The \p copy() method creates a copy of the image. The second form

src/Fl_Image.cxx

@@ -93,15 +93,15 @@ void Fl_Image::draw_empty(int X, int Y) {
   - w() == data_w() == \p W
   - h() == data_h() == \p H
 
-  Note: the returned image can be safely cast to the same image type as that
+ \param[in] W,H  Requested width and height of the new image
+
+  \note The returned image can be safely cast to the same image type as that
   of the source image provided this type is one of Fl_RGB_Image, Fl_SVG_Image,
   Fl_Pixmap, Fl_Bitmap, Fl_Tiled_Image,  Fl_Anim_GIF_Image and Fl_Shared_Image.
   Returned objects copied from images of other, derived, image classes belong
   to the parent class appearing in this list. For example, the copy of an
   Fl_GIF_Image is an object of class Fl_Pixmap.
 
-  \param[in] W,H  Requested width and height of the new image
-
   \note Since FLTK 1.4.0 this method is 'const'. If you derive your own class
     from Fl_Image or any subclass your overridden methods of 'Fl_Image::copy() const'
     and 'Fl_Image::copy(int, int) const' \b must also be 'const' for inheritage