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(svn r1080) Improve mini-map scrolling in a similar way as viewport scrolling (r1063): now the centre of the mini-map window is the region of interest instead some arbitrary coordinate.

This commit is contained in:
tron 2004-12-14 08:01:12 +00:00
parent 043b8bc5ad
commit 1fcf823d66
1 changed files with 12 additions and 4 deletions
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16
window.c
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@ -968,6 +968,10 @@ stop_capt:;
return false;
} else {
// scroll the smallmap ?
int hx;
int hy;
int hvx;
int hvy;
_cursor.fix_at = true;
@ -996,10 +1000,14 @@ stop_capt:;
}
}
if (x < 16) { x = 16; sub = 0; }
if (x > (TILES_X-2)*16) { x = (TILES_X-2)*16; sub = 0; }
if (y < -1120) { y = -1120; sub = 0; }
if (y > (TILE_X_MAX-40) * 16) { y = (TILE_X_MAX-40) * 16; sub = 0; }
hx = (w->widget[4].right - w->widget[4].left) / 2;
hy = (w->widget[4].bottom - w->widget[4].top ) / 2;
hvx = hx * -4 + hy * 8;
hvy = hx * 4 + hy * 8;
if (x < -hvx) { x = -hvx; sub = 0; }
if (x > TILE_X_MAX * 16 - hvx) { x = TILE_X_MAX * 16 - hvx; sub = 0; }
if (y < -hvy) { y = -hvy; sub = 0; }
if (y > TILE_Y_MAX * 16 - hvy) { y = TILE_Y_MAX * 16 - hvy; sub = 0; }
WP(w,smallmap_d).scroll_x = x;
WP(w,smallmap_d).scroll_y = y;