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author | Paul Gilbert | 2015-07-01 21:10:57 -0400 |
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committer | Paul Gilbert | 2015-07-01 21:10:57 -0400 |
commit | dc4689e4b901971448f2625a96d5708a0c6e8ddf (patch) | |
tree | 3b8ef050736472384bd56a93546d22e1a519865f /engines/sherlock/tattoo | |
parent | 121ee4d40c2cd203d1a0dfef2b8e1d8d83b0b43f (diff) | |
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SHERLOCK: Split up closestZone versions for each game
Diffstat (limited to 'engines/sherlock/tattoo')
-rw-r--r-- | engines/sherlock/tattoo/tattoo_scene.cpp | 48 | ||||
-rw-r--r-- | engines/sherlock/tattoo/tattoo_scene.h | 5 |
2 files changed, 53 insertions, 0 deletions
diff --git a/engines/sherlock/tattoo/tattoo_scene.cpp b/engines/sherlock/tattoo/tattoo_scene.cpp index 0f02f3e872..f19eb73a54 100644 --- a/engines/sherlock/tattoo/tattoo_scene.cpp +++ b/engines/sherlock/tattoo/tattoo_scene.cpp @@ -717,6 +717,54 @@ void TattooScene::synchronize(Serializer &s) { vm._runningProlog = false; } +int TattooScene::closestZone(const Common::Point &pt) { + int zone = -1; + int dist = 9999; + int d; + + for (uint idx = 0; idx < _zones.size(); ++idx) { + Common::Rect &r = _zones[idx]; + + // Check the distance from the point to the center of the zone + d = ABS(r.left + (r.width() / 2) - pt.x) + ABS(r.top + (r.height() / 2) - pt.y); + if (d < dist) { + dist = d; + zone = idx; + } + + // Check the distance from the point to the upper left of the zone + d = ABS((int)(r.left - pt.x)) + ABS((int)(r.top - pt.y)); + if (d < dist) + { + dist = d; + zone = idx; + } + + // Check the distance from the point to the upper right of the zone + d = ABS(r.left + r.width() - pt.x) + ABS(r.top - pt.y); + if (d < dist) { + dist = d; + zone = idx; + } + + // Check the distance from the point to the lower left of the zone + d = ABS(r.left - pt.x) + ABS(r.top + r.height() - pt.y); + if (d < dist) { + dist = d; + zone = idx; + } + + // Check the distance from the point to the lower right of the zone + d = ABS(r.left + r.width() - pt.x) + ABS(r.top + r.height() - pt.y); + if (d < dist) { + dist = d; + zone = idx; + } + } + + return zone; +} + } // End of namespace Tattoo } // End of namespace Sherlock diff --git a/engines/sherlock/tattoo/tattoo_scene.h b/engines/sherlock/tattoo/tattoo_scene.h index 81d76374f3..c3d6e3b929 100644 --- a/engines/sherlock/tattoo/tattoo_scene.h +++ b/engines/sherlock/tattoo/tattoo_scene.h @@ -96,6 +96,11 @@ protected: * Synchronize the data for a savegame */ virtual void synchronize(Serializer &s); + + /** + * Returns the index of the closest zone to a given point. + */ + virtual int closestZone(const Common::Point &pt); public: StreamingImageFile _activeCAnim; Common::Array<SceneTripEntry> _sceneTripCounters; |