road.h
author peter1138
Wed, 28 Jun 2006 20:27:31 +0000
changeset 4091 ab386a12f137
parent 3900 2c84ed52709d
child 4666 172a0cdf28a6
permissions -rw-r--r--
(svn r5409) - Regression [r5391]: WE_CLICK event of SelectScenarioWndProc() cascaded to WE_RESIZE handler, causing the Save and Map toolbar widgets to be altered. Fix by putting the break; back.
/* $Id$ */

#ifndef ROAD_H
#define ROAD_H

typedef enum RoadBits {
	ROAD_NW  = 1U,
	ROAD_SW  = 2U,
	ROAD_SE  = 4U,
	ROAD_NE  = 8U,
	ROAD_X   = ROAD_SW | ROAD_NE,
	ROAD_Y   = ROAD_NW | ROAD_SE,
	ROAD_ALL = ROAD_X  | ROAD_Y
} RoadBits;

static inline RoadBits ComplementRoadBits(RoadBits r)
{
	return (RoadBits)(ROAD_ALL ^ r);
}

static inline RoadBits DiagDirToRoadBits(DiagDirection d)
{
	return (RoadBits)(1U << (3 ^ d));
}

#endif