gfx/thebes/src/gfxFontMissingGlyphs.h

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  21  * Contributor(s):
  22  *   Robert O'Callahan <robert@ocallahan.org>
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  37
  38 #ifndef GFX_FONTMISSINGGLYPHS_H
  39 #define GFX_FONTMISSINGGLYPHS_H
  40
  41 #include "prtypes.h"
  42 #include "gfxTypes.h"
  43 #include "gfxContext.h"
  44 #include "gfxRect.h"
  45
  46 /**
  47  * This class should not be instantiated. It's just a container
  48  * for some helper functions.
  49  */
  50 class THEBES_API gfxFontMissingGlyphs {
  51 public:
  52     /**
  53      * Draw hexboxes for a missing glyph.
  54      * @param aContext the context to draw to
  55      * @param aRect the glyph-box for the glyph that is missing
  56      * @param aChar the UTF16 codepoint for the character
  57      */
  58     static void DrawMissingGlyph(gfxContext *aContext, const gfxRect& aRect,
  59                                  PRUint32 aChar);
  60     /**
  61      * @return the desired minimum width for a glyph-box that will allow
  62      * the hexboxes to be drawn reasonably.
  63      */
  64     static gfxFloat GetDesiredMinWidth(PRUint32 aChar);
  65 };
  66
  67 #endif