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Add tests for pixel <-> Point and viewport coordinates <-> image coordinates. Still working out the fine points of the target location.

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This commit is contained in:
nein09 2014-10-29 21:10:15 -07:00
parent 19844c8f42
commit fd380afe7f
1 changed files with 109 additions and 4 deletions
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113
test/viewport.js
View File

@ -57,10 +57,13 @@
viewport.zoomTo(ZOOM_FACTOR, null, true); viewport.zoomTo(ZOOM_FACTOR, null, true);
// do stuff here // do stuff here
var orig = ; var orig, expected, actual;
var expected = ; for (var i = 0; i < testPoints.length; i++){
var actual = ; orig = ;
equal(expected, actual, "what are you testing"); expected = ;
actual = ;
propEqual(actual, expected, "message " + orig);
}
start(); start();
}; };
@ -68,6 +71,108 @@
viewer.open(DZI_PATH); viewer.open(DZI_PATH);
}); });
*/ */
asyncTest('pixelFromPoint', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewer.source.dimensions.x);
// todo: wtf is up with this magic point?
expected = orig.plus(new OpenSeadragon.Point(0.25, 0.25)).times(viewport.getContainerSize().x * ZOOM_FACTOR).minus(viewport.getContainerSize());
actual = viewport.pixelFromPoint(orig, false);
propEqual(
actual,
expected,
"Correctly converted coordinates with current = false " + orig
);
expected_current = orig.times(viewport.getContainerSize().x);
actual_current = viewport.pixelFromPoint(orig, true);
propEqual(
actual_current,
expected_current,
"Correctly converted coordinates with current = true " + orig
);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('pointFromPixel', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewport.getContainerSize().x);
// todo: what is up with this magic point?
expected = orig.divide(viewer.source.dimensions.x).plus(new OpenSeadragon.Point(0.25, 0.25));
actual = viewport.pointFromPixel(orig, false);
propEqual(
actual,
expected,
"Correctly converted coordinates with current = false " + orig
);
expected_current = orig.divide(viewer.source.dimensions.x / ZOOM_FACTOR);
actual_current = viewport.pointFromPixel(orig, true);
propEqual(
actual_current,
expected_current,
"Correctly converted coordinates with current = true " + orig
);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('viewportToImageCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewport.getContainerSize().x);
expected = orig.divide(viewer.source.dimensions.x);
actual = viewport.imageToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('imageToViewportCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewer.source.dimensions.x);
expected = orig.divide(ZOOM_FACTOR * viewport.getContainerSize().x);
actual = viewport.imageToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('imageToViewportRectangle', function() { asyncTest('imageToViewportRectangle', function() {
var openHandler = function(event) { var openHandler = function(event) {
viewer.removeHandler('open', openHandler); viewer.removeHandler('open', openHandler);