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| author | Jules Laplace <jules@okfoc.us> | 2014-04-22 13:12:02 -0400 |
|---|---|---|
| committer | Jules Laplace <jules@okfoc.us> | 2014-04-22 13:12:02 -0400 |
| commit | d08f365e4deb3206fd3361c7395268983510d831 (patch) | |
| tree | 99c4e32a6af0544b573b4f82aa6d2d48c900a524 /assets/javascripts/rectangles/map/_map.js | |
| parent | e44f2ae20b96a6d5692bab56cab7452f6ad3d804 (diff) | |
wheel zoom
Diffstat (limited to 'assets/javascripts/rectangles/map/_map.js')
| -rw-r--r-- | assets/javascripts/rectangles/map/_map.js | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/assets/javascripts/rectangles/map/_map.js b/assets/javascripts/rectangles/map/_map.js index 72901a1..e612c98 100644 --- a/assets/javascripts/rectangles/map/_map.js +++ b/assets/javascripts/rectangles/map/_map.js @@ -17,6 +17,11 @@ var map = new function(){ } base.zoom = 1/8 + base.zoom_exponent = -3 + base.set_zoom = function (n) { + base.zoom_exponent = n + base.zoom = pow(2, base.zoom_exponent) + } var canvas = document.createElement("canvas") var ctx = window.ctx = canvas.getContext("2d") |