X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=sgt-puzzles.git;a=blobdiff_plain;f=misc.c;h=c1a595fefa77a4dffa1b560f03f7d416e2ba52eb;hp=11c842cd42c429274598a5df3cb312c207cbbec5;hb=refs%2Fheads%2Ffor-aldabra;hpb=cc0f957d8206833b09e44e639da078fe0d9278d5

diff --git a/misc.c b/misc.c
index 11c842c..c1a595f 100644
--- a/misc.c
+++ b/misc.c
@@ -187,8 +187,10 @@ void game_mkhighlight_specific(frontend *fe, float *ret,
     }
 
     for (i = 0; i < 3; i++) {
-        ret[highlight * 3 + i] = ret[background * 3 + i] * 1.2F;
-        ret[lowlight * 3 + i] = ret[background * 3 + i] * 0.8F;
+	if (highlight >= 0)
+	    ret[highlight * 3 + i] = ret[background * 3 + i] * 1.2F;
+	if (lowlight >= 0)
+	    ret[lowlight * 3 + i] = ret[background * 3 + i] * 0.8F;
     }
 }
 
@@ -244,6 +246,18 @@ void draw_rect_outline(drawing *dr, int x, int y, int w, int h, int colour)
     draw_polygon(dr, coords, 4, -1, colour);
 }
 
+void draw_rect_corners(drawing *dr, int cx, int cy, int r, int col)
+{
+    draw_line(dr, cx - r, cy - r, cx - r, cy - r/2, col);
+    draw_line(dr, cx - r, cy - r, cx - r/2, cy - r, col);
+    draw_line(dr, cx - r, cy + r, cx - r, cy + r/2, col);
+    draw_line(dr, cx - r, cy + r, cx - r/2, cy + r, col);
+    draw_line(dr, cx + r, cy - r, cx + r, cy - r/2, col);
+    draw_line(dr, cx + r, cy - r, cx + r/2, cy - r, col);
+    draw_line(dr, cx + r, cy + r, cx + r, cy + r/2, col);
+    draw_line(dr, cx + r, cy + r, cx + r/2, cy + r, col);
+}
+
 void move_cursor(int button, int *x, int *y, int maxw, int maxh, int wrap)
 {
     int dx = 0, dy = 0;
@@ -344,6 +358,18 @@ void draw_text_outline(drawing *dr, int x, int y, int fonttype,
         draw_text(dr, x, y+1, fonttype, fontsize, align, outline_colour, text);
     }
     draw_text(dr, x, y, fonttype, fontsize, align, text_colour, text);
+
+}
+
+/* kludge for sprintf() in Rockbox not supporting "%-8.8s" */
+void copy_left_justified(char *buf, size_t sz, const char *str)
+{
+    size_t len = strlen(str);
+    assert(sz > 0);
+    memset(buf, ' ', sz - 1);
+    assert(len <= sz - 1);
+    memcpy(buf, str, len);
+    buf[sz - 1] = 0;
 }
 
 /* vim: set shiftwidth=4 tabstop=8: */