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Correcting getResolutionForZoom and getZoomForResolution in the fractional zoom case. Thanks Bart for catching the backwards logic, for the careful debugging, and for the great patch with tests. r=me (closes #1863)

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@8516 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Tim Schaub
2008-12-18 17:03:44 +00:00
parent f4e616342c
commit 10d55cb523
2 changed files with 13 additions and 3 deletions
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12
tests/Layer.html
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@@ -414,7 +414,7 @@
}
function test_Layer_getResolutionForZoom(t) {
t.plan(5);
t.plan(8);
var layer = new OpenLayers.Layer("test");
layer.map = {fractionalZoom: false};
layer.resolutions = ["zero", "one", "two"];
@@ -427,6 +427,16 @@
layer.map.fractionalZoom = true;
t.eq(layer.getResolutionForZoom(1).toPrecision(6), (4).toPrecision(6),
"(fractionalZoom true) returns resolution for integer zoom");
t.eq(layer.getResolutionForZoom(1.3).toPrecision(6), (4.6).toPrecision(6),
"(fractionalZoom true) for zoom 1.3 should be 4.6");
t.eq(layer.getResolutionForZoom(1.6).toPrecision(6), (5.2).toPrecision(6),
"(fractionalZoom true) for zoom 1.6 should be 5.2");
t.eq(layer.getResolutionForZoom(1.8).toPrecision(6), (5.6).toPrecision(6),
"(fractionalZoom true) for zoom 1.8 should be 5.6");
t.eq(layer.getResolutionForZoom(1.5).toPrecision(6), (5).toPrecision(6),
"(fractionalZoom true) returns resolution for float zoom");
t.eq(layer.getResolutionForZoom(3.5).toPrecision(6), (8).toPrecision(6),