Magic tools can now be both painted and full-image.

Negative tool now does this.

magic/docs/tp_magic_example.c

@@ -1,7 +1,7 @@
 /* tp_magic_example.c
 
    An example of a "Magic" tool plugin for Tux Paint
-   Last modified: 2008.07.07
+   Last modified: 2008.07.08
 */
 
 
@@ -282,6 +282,17 @@ int example_requires_colors(magic_api * api, int which)
 }
 
 
+// Report what modes we work in
+
+int example_modes(magic_api * api, int which)
+{
+  // Both of our tools are painted (neither affect the full-screen),
+  // so we're always returning 'MODE_PAINT'
+
+  return MODE_PAINT;
+}
+
+
 // Shut down
 //
 // Tux Paint is quitting.  When it quits, it asks all of the plugins