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Faintly highlight the leading diagonal of Group's grid.

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This makes it easier to spot elements whose square is known, which is
useful in turn for identifying subgroups.

[originally from svn r10050]
This commit is contained in:
Simon Tatham
2013-10-09 20:44:50 +00:00
parent e2b35b2fc4
commit 96626d9c10
1 changed files with 7 additions and 1 deletions
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8
unfinished/group.c
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@ -62,6 +62,7 @@ enum {
COL_HIGHLIGHT,
COL_ERROR,
COL_PENCIL,
COL_DIAGONAL,
NCOLOURS
};
@ -1495,6 +1496,10 @@ static float *game_colours(frontend *fe, int *ncolours)
ret[COL_PENCIL * 3 + 1] = 0.5F * ret[COL_BACKGROUND * 3 + 1];
ret[COL_PENCIL * 3 + 2] = ret[COL_BACKGROUND * 3 + 2];
ret[COL_DIAGONAL * 3 + 0] = 0.95F * ret[COL_BACKGROUND * 3 + 0];
ret[COL_DIAGONAL * 3 + 1] = 0.95F * ret[COL_BACKGROUND * 3 + 1];
ret[COL_DIAGONAL * 3 + 2] = 0.95F * ret[COL_BACKGROUND * 3 + 2];
*ncolours = NCOLOURS;
return ret;
}
@ -1561,7 +1566,8 @@ static void draw_tile(drawing *dr, game_drawstate *ds, int x, int y, long tile,
/* background needs erasing */
draw_rect(dr, cx, cy, cw, ch,
(tile & DF_HIGHLIGHT) ? COL_HIGHLIGHT : COL_BACKGROUND);
(tile & DF_HIGHLIGHT) ? COL_HIGHLIGHT :
(x == y) ? COL_DIAGONAL : COL_BACKGROUND);
/* dividers */
if (tile & DF_DIVIDER_TOP)