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author | rubidium <rubidium@openttd.org> | 2009-10-22 14:24:11 +0000 |
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committer | rubidium <rubidium@openttd.org> | 2009-10-22 14:24:11 +0000 |
commit | 0501bd1325339e0579a72e1e1162b2a28f707fed (patch) | |
tree | afa47472f0c3974a498f4c72d725be2adae68250 /src/gfx.cpp | |
parent | c90885a17ed69213a22492d118507318f857f1ae (diff) | |
download | openttd-0501bd1325339e0579a72e1e1162b2a28f707fed.tar.xz |
(svn r17842) -Fix: DrawStringMultiLine would in some corner case, top = bottom + 1, draw the string
Diffstat (limited to 'src/gfx.cpp')
-rw-r--r-- | src/gfx.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gfx.cpp b/src/gfx.cpp index 8b9c09360..ab40b9b53 100644 --- a/src/gfx.cpp +++ b/src/gfx.cpp @@ -791,6 +791,10 @@ int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, int maxw = right - left + 1; int maxh = bottom - top + 1; + /* It makes no sense to even try if it can't be drawn anyway, or + * do we really want to support fonts of 0 or less pixels high? */ + if (maxh <= 0) return top; + char buffer[DRAW_STRING_BUFFER]; GetString(buffer, str, lastof(buffer)); @@ -800,7 +804,7 @@ int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, int mt = GetCharacterHeight((FontSize)GB(tmp, 16, 16)); int total_height = (num + 1) * mt; - if (maxh != 0 && total_height > maxh) { + if (total_height > maxh) { /* Check there's room enough for at least one line. */ if (maxh < mt) return top; |