diff options
Diffstat (limited to 'engines/sherlock/tattoo/tattoo_people.cpp')
| -rw-r--r-- | engines/sherlock/tattoo/tattoo_people.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/engines/sherlock/tattoo/tattoo_people.cpp b/engines/sherlock/tattoo/tattoo_people.cpp index a7d7d2426c..81f68b46ae 100644 --- a/engines/sherlock/tattoo/tattoo_people.cpp +++ b/engines/sherlock/tattoo/tattoo_people.cpp @@ -1313,6 +1313,31 @@ void TattooPeople::pullNPCPaths() { } } +const Common::Point TattooPeople::restrictToZone(int zoneId, const Common::Point &destPos) { + Scene &scene = *_vm->_scene; + Screen &screen = *_vm->_screen; + Common::Rect &r = scene._zones[zoneId]; + + if (destPos.x < 0 || destPos.x > screen._backBuffer1.w()) + return destPos; + else if (destPos.y < r.top && r.left < destPos.x && destPos.x < r.right) + return Common::Point(destPos.x, r.top); + else if (destPos.y > r.bottom && r.left < destPos.x && destPos.x < r.right) + return Common::Point(destPos.x, r.bottom); + else if (destPos.x < r.left && r.top < destPos.y && destPos.y < r.bottom) + return Common::Point(r.left, destPos.y); + else if (destPos.x > r.right && r.top < destPos.y && destPos.y < r.bottom) + return Common::Point(r.bottom, destPos.y); + + // Find which corner of the zone the point is closet to + if (destPos.x <= r.left) { + return Common::Point(r.left, (destPos.y <= r.top) ? r.top : r.bottom); + } else { + return Common::Point(r.right, (destPos.y <= r.top) ? r.top : r.bottom); + } +} + + } // End of namespace Tattoo } // End of namespace Sherlock |