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More constants, fewer magic numbers.

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This commit is contained in:
nein09 2014-10-23 16:30:34 -07:00
parent 72a0ecc195
commit c1ae3d08f7
1 changed files with 5 additions and 6 deletions
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11
test/viewport.js
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@ -29,6 +29,8 @@
}; };
var ZOOM_FACTOR = 2; // the image will be twice as large as the viewer. var ZOOM_FACTOR = 2; // the image will be twice as large as the viewer.
var VIEWER_SIZE = 500; // We set up the viewer to be 500 px x 500 px.
var VIEWER_PADDING = new OpenSeadragon.Point(20, 20);
// ---------- // ----------
/* /*
@ -151,8 +153,7 @@
var orig = new OpenSeadragon.Point( var orig = new OpenSeadragon.Point(
getRandom(100, 3000), getRandom(100, 3000) getRandom(100, 3000), getRandom(100, 3000)
); );
// 500 is the viewer size; there's 20 px of padding (I think) var expected = orig.divide(VIEWER_SIZE).plus(VIEWER_PADDING);
var expected = orig.divide(500).plus( new OpenSeadragon.Point(20, 20) );
var actual = viewport.windowToViewportCoordinates(orig); var actual = viewport.windowToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig); propEqual(actual, expected, "Coordinates converted correctly for " + orig);
@ -193,8 +194,7 @@
getRandom(100, 3000), getRandom(100, 3000) getRandom(100, 3000), getRandom(100, 3000)
); );
// 500 is the viewport container size; there's 20 px of padding (I think) var expected = orig.divide(VIEWER_SIZE).plus(VIEWER_PADDING);
var expected = orig.divide(500).plus( new OpenSeadragon.Point(20, 20) );
var actual = viewport.windowToViewportCoordinates(orig); var actual = viewport.windowToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig); propEqual(actual, expected, "Coordinates converted correctly for " + orig);
@ -214,8 +214,7 @@
getRandom(0, 1000), getRandom(0, 1000) getRandom(0, 1000), getRandom(0, 1000)
); );
// 500 is the viewport container size; there's 20 px of padding (I think) var expected = orig.minus(VIEWER_PADDING).times(VIEWER_SIZE);
var expected = orig.minus( new OpenSeadragon.Point(20, 20) ).times(500);
var actual = viewport.viewportToWindowCoordinates(orig); var actual = viewport.viewportToWindowCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig); propEqual(actual, expected, "Coordinates converted correctly for " + orig);