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Show distance information in linkgraph tooltip when ctrl pressed

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This commit is contained in:
Jonathan G Rennison
2023-07-15 20:22:28 +01:00
parent 669215cf41
commit 5ce863d165
2 changed files with 14 additions and 1 deletions
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14
src/linkgraph/linkgraph_gui.cpp
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@@ -518,7 +518,7 @@ bool LinkGraphOverlay::ShowTooltip(Point pt, TooltipCloseCondition close_cond)
pt.y - 2 <= std::max(pta.y, ptb.y) &&
check_distance()) {
static char buf[1024];
static char buf[1024 + 512];
char *buf_end = buf;
buf[0] = 0;
@@ -568,6 +568,18 @@ bool LinkGraphOverlay::ShowTooltip(Point pt, TooltipCloseCondition close_cond)
add_travel_time(link.time ? (back_time ? ((link.time + back_time) / 2) : link.time) : back_time);
}
if (_ctrl_pressed) {
/* Add distance information */
buf_end = strecat(buf_end, "\n\n", lastof(buf));
TileIndex t0 = Station::Get(i->from_id)->xy;
TileIndex t1 = Station::Get(i->to_id)->xy;
uint dx = Delta(TileX(t0), TileX(t1));
uint dy = Delta(TileY(t0), TileY(t1));
SetDParam(0, DistanceManhattan(t0, t1));
SetDParam(1, IntSqrt64(((uint64)dx * (uint64)dx) + ((uint64)dy * (uint64)dy))); // Avoid overflow in DistanceSquare
buf_end = GetString(buf_end, STR_LINKGRAPH_STATS_TOOLTIP_DISTANCE, lastof(buf));
}
SetDParam(0, link.cargo);
SetDParam(1, link.Usage());
SetDParam(2, i->from_id);