lib/tileset: intro `TileSetFont::advance`

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/mnit/tileset.nit b/lib/mnit/tileset.nit
index 5bd5d4d..41872bd 100644 (file)
--- a/lib/mnit/tileset.nit
+++ b/lib/mnit/tileset.nit
@@ -84,6 +84,9 @@ class TileSetFont
                if i == -1 then return null
                return subimages[i]
        end
+
+       # Distance between the beginning of a letter tile and the beginning of the next letter tile
+       fun advance: Numeric do return width.add(hspace)
 end
 
 redef class Display