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Update overlays unit tests.

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This commit is contained in:
Antoine Vandecreme 2014-03-21 15:55:04 -04:00
parent 4be56cdb52
commit 4a5ccea2f7
2 changed files with 237 additions and 28 deletions
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42
src/viewer.js
View File

@ -1331,6 +1331,15 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
return this; return this;
}, },
/**
* @function Force the viewer to redraw its content.
* @return {OpenSeadragon.Viewer} Chainable.
*/
forceRedraw: function() {
THIS[ this.hash ].forceRedraw = true;
return this;
},
/** /**
* Adds an html element as an overlay to the current viewport. Useful for * Adds an html element as an overlay to the current viewport. Useful for
* highlighting words or areas of interest on an image or other zoomable * highlighting words or areas of interest on an image or other zoomable
@ -1784,22 +1793,31 @@ function getOverlayObject( viewer, overlay ) {
var location = overlay.location; var location = overlay.location;
if ( !location ) { if ( !location ) {
var rect = ( overlay.height && overlay.width ) ? new $.Rect( if ( overlay.width && overlay.height ) {
overlay.x || overlay.px, location = overlay.px !== undefined ?
overlay.y || overlay.py, viewer.viewport.imageToViewportRectangle( new $.Rect(
overlay.px,
overlay.py,
overlay.width,
overlay.height
) ) :
new $.Rect(
overlay.x,
overlay.y,
overlay.width, overlay.width,
overlay.height overlay.height
) : new $.Point(
overlay.x || overlay.px,
overlay.y || overlay.py
); );
if( overlay.px !== undefined ) { } else {
//if they specified 'px' so it's in pixel coordinates so location = overlay.px !== undefined ?
//we need to translate to viewport coordinates viewer.viewport.imageToViewportCoordinates( new $.Point(
rect = viewer.viewport.imageToViewportRectangle( rect ); overlay.px,
overlay.py
) ) :
new $.Point(
overlay.x,
overlay.y
);
} }
location = overlay.placement ? viewer.viewport.pointFromPixel( rect ) :
rect;
} }
var placement = overlay.placement; var placement = overlay.placement;

217
test/overlays.js
View File

@ -6,9 +6,9 @@
module( "Overlays", { module( "Overlays", {
setup: function() { setup: function() {
var example = $( '<div id="example-overlays"></div>' ).appendTo( "#qunit-fixture" ); var example = $( '<div id="example-overlays"></div>' ).appendTo( "#qunit-fixture" );
var fixedOverlay = $( '<div id="fixed-overlay"></div>' ).appendTo(example); var fixedOverlay = $( '<div id="fixed-overlay"></div>' ).appendTo( example );
fixedOverlay.width(70); fixedOverlay.width( 70 );
fixedOverlay.height(60); fixedOverlay.height( 60 );
testLog.reset(); testLog.reset();
}, },
@ -186,7 +186,7 @@
equal( viewer.currentOverlays.length, 0, "No overlay should be open." ); equal( viewer.currentOverlays.length, 0, "No overlay should be open." );
var rect = new OpenSeadragon.Rect( 0.1, 0.1, 0.1, 0.1 ); var rect = new OpenSeadragon.Rect( 0.1, 0.1, 0.1, 0.1 );
var overlay = $( "<div/>" ).prop("id", "overlay").get( 0 ); var overlay = $( "<div/>" ).prop( "id", "overlay" ).get( 0 );
viewer.addOverlay( overlay, rect ); viewer.addOverlay( overlay, rect );
equal( viewer.overlays.length, 0, "No manual overlay should be added as global overlay." ); equal( viewer.overlays.length, 0, "No manual overlay should be added as global overlay." );
equal( viewer.currentOverlays.length, 1, "A manual overlay should be open." ); equal( viewer.currentOverlays.length, 1, "A manual overlay should be open." );
@ -221,7 +221,7 @@
viewer = OpenSeadragon( { viewer = OpenSeadragon( {
id: 'example-overlays', id: 'example-overlays',
prefixUrl: '/build/openseadragon/images/', prefixUrl: '/build/openseadragon/images/',
tileSources: [ '/test/data/testpattern.dzi', '/test/data/testpattern.dzi' ], tileSources: '/test/data/testpattern.dzi',
springStiffness: 100, // Faster animation = faster tests springStiffness: 100, // Faster animation = faster tests
overlays: [ { overlays: [ {
px: 13, px: 13,
@ -232,8 +232,9 @@
}, { }, {
px: 400, px: 400,
py: 500, py: 500,
id: "fixed-overlay" id: "fixed-overlay",
}] placement: "TOP_LEFT"
} ]
} ); } );
function checkOverlayPosition( contextMessage ) { function checkOverlayPosition( contextMessage ) {
@ -284,7 +285,7 @@
viewer = OpenSeadragon( { viewer = OpenSeadragon( {
id: 'example-overlays', id: 'example-overlays',
prefixUrl: '/build/openseadragon/images/', prefixUrl: '/build/openseadragon/images/',
tileSources: [ '/test/data/testpattern.dzi', '/test/data/testpattern.dzi' ], tileSources: '/test/data/testpattern.dzi',
springStiffness: 100, // Faster animation = faster tests springStiffness: 100, // Faster animation = faster tests
overlays: [ { overlays: [ {
x: 0.2, x: 0.2,
@ -292,10 +293,11 @@
width: 0.5, width: 0.5,
height: 0.1, height: 0.1,
id: "overlay" id: "overlay"
},{ }, {
x: 0.5, x: 0.5,
y: 0.6, y: 0.6,
id: "fixed-overlay" id: "fixed-overlay",
placement: "TOP_LEFT"
} ] } ]
} ); } );
@ -309,9 +311,9 @@
equal( actPosition.top, expPosition.y, "Y position mismatch " + contextMessage ); equal( actPosition.top, expPosition.y, "Y position mismatch " + contextMessage );
var expectedSize = viewport.deltaPixelsFromPoints( var expectedSize = viewport.deltaPixelsFromPoints(
new OpenSeadragon.Point(0.5, 0.1)); new OpenSeadragon.Point( 0.5, 0.1 ) );
equal( $( "#overlay" ).width(), expectedSize.x, "Width mismatch " + contextMessage ); equal( $( "#overlay" ).width(), expectedSize.x, "Width mismatch " + contextMessage );
equal( $( "#overlay" ).height( ), expectedSize.y, "Height mismatch " + contextMessage ); equal( $( "#overlay" ).height(), expectedSize.y, "Height mismatch " + contextMessage );
expPosition = viewport.viewportToViewerElementCoordinates( expPosition = viewport.viewportToViewerElementCoordinates(
@ -341,4 +343,193 @@
} ); } );
} ); } );
} )(); asyncTest( 'Overlays placement', function() {
var scalableOverlayLocation = new OpenSeadragon.Rect( 0.2, 0.1, 0.5, 0.1 );
var fixedOverlayLocation = new OpenSeadragon.Point( 0.5, 0.6 );
viewer = OpenSeadragon( {
id: 'example-overlays',
prefixUrl: '/build/openseadragon/images/',
tileSources: '/test/data/testpattern.dzi',
springStiffness: 100, // Faster animation = faster tests
overlays: [ {
x: scalableOverlayLocation.x,
y: scalableOverlayLocation.y,
width: scalableOverlayLocation.width,
height: scalableOverlayLocation.height,
id: "overlay",
placement: "TOP_LEFT"
}, {
x: fixedOverlayLocation.x,
y: fixedOverlayLocation.y,
id: "fixed-overlay",
placement: "TOP_LEFT"
} ]
} );
// Scalable overlays are always TOP_LEFT
function checkScalableOverlayPosition( contextMessage ) {
var viewport = viewer.viewport;
var expPosition = viewport.viewportToViewerElementCoordinates(
new OpenSeadragon.Point( 0.2, 0.1 ) ).apply( Math.floor );
var actPosition = $( "#overlay" ).position();
equal( actPosition.left, expPosition.x, "X position mismatch " + contextMessage );
equal( actPosition.top, expPosition.y, "Y position mismatch " + contextMessage );
}
function checkFixedOverlayPosition( expectedOffset, contextMessage ) {
var viewport = viewer.viewport;
var expPosition = viewport.viewportToViewerElementCoordinates(
new OpenSeadragon.Point( 0.5, 0.6 ) )
.apply( Math.floor )
.plus( expectedOffset );
var actPosition = $( "#fixed-overlay" ).position();
equal( actPosition.left, expPosition.x, "Fixed overlay X position mismatch " + contextMessage );
equal( actPosition.top, expPosition.y, "Fixed overlay Y position mismatch " + contextMessage );
}
waitForViewer( function() {
checkScalableOverlayPosition( "with TOP_LEFT placement." );
checkFixedOverlayPosition( new OpenSeadragon.Point( 0, 0 ),
"with TOP_LEFT placement." );
viewer.updateOverlay( "overlay", scalableOverlayLocation,
OpenSeadragon.OverlayPlacement.CENTER );
viewer.updateOverlay( "fixed-overlay", fixedOverlayLocation,
OpenSeadragon.OverlayPlacement.CENTER );
setTimeout( function() {
checkScalableOverlayPosition( "with CENTER placement." );
checkFixedOverlayPosition( new OpenSeadragon.Point( -35, -30 ),
"with CENTER placement." );
viewer.updateOverlay( "overlay", scalableOverlayLocation,
OpenSeadragon.OverlayPlacement.BOTTOM_RIGHT );
viewer.updateOverlay( "fixed-overlay", fixedOverlayLocation,
OpenSeadragon.OverlayPlacement.BOTTOM_RIGHT );
setTimeout( function() {
checkScalableOverlayPosition( "with BOTTOM_RIGHT placement." );
checkFixedOverlayPosition( new OpenSeadragon.Point( -70, -60 ),
"with BOTTOM_RIGHT placement." );
start();
}, 100 );
}, 100 );
} );
} );
asyncTest( 'Overlays placement and resizing check', function() {
var fixedOverlayLocation = new OpenSeadragon.Point( 0.5, 0.6 );
viewer = OpenSeadragon( {
id: 'example-overlays',
prefixUrl: '/build/openseadragon/images/',
tileSources: '/test/data/testpattern.dzi',
springStiffness: 100, // Faster animation = faster tests
overlays: [ {
x: fixedOverlayLocation.x,
y: fixedOverlayLocation.y,
id: "fixed-overlay",
placement: "CENTER",
checkResize: true
} ]
} );
function checkFixedOverlayPosition( expectedOffset, contextMessage ) {
var viewport = viewer.viewport;
var expPosition = viewport.viewportToViewerElementCoordinates(
new OpenSeadragon.Point( 0.5, 0.6 ) )
.apply( Math.floor )
.plus( expectedOffset );
var actPosition = $( "#fixed-overlay" ).position();
equal( actPosition.left, expPosition.x, "Fixed overlay X position mismatch " + contextMessage );
equal( actPosition.top, expPosition.y, "Fixed overlay Y position mismatch " + contextMessage );
}
waitForViewer( function() {
checkFixedOverlayPosition( new OpenSeadragon.Point( -35, -30 ),
"with overlay of size 70,60." );
$( "#fixed-overlay" ).width( 50 );
$( "#fixed-overlay" ).height( 40 );
// The resizing of the overlays is not detected by the viewer's loop.
viewer.forceRedraw();
setTimeout( function() {
checkFixedOverlayPosition( new OpenSeadragon.Point( -25, -20 ),
"with overlay of size 50,40." );
// Restore original size
$( "#fixed-overlay" ).width( 70 );
$( "#fixed-overlay" ).height( 60 );
start();
}, 100 );
} );
} );
asyncTest( 'Overlays placement and no resizing check', function() {
var fixedOverlayLocation = new OpenSeadragon.Point( 0.5, 0.6 );
viewer = OpenSeadragon( {
id: 'example-overlays',
prefixUrl: '/build/openseadragon/images/',
tileSources: '/test/data/testpattern.dzi',
springStiffness: 100, // Faster animation = faster tests
overlays: [ {
x: fixedOverlayLocation.x,
y: fixedOverlayLocation.y,
id: "fixed-overlay",
placement: "CENTER",
checkResize: false
} ]
} );
function checkFixedOverlayPosition( expectedOffset, contextMessage ) {
var viewport = viewer.viewport;
var expPosition = viewport.viewportToViewerElementCoordinates(
new OpenSeadragon.Point( 0.5, 0.6 ) )
.apply( Math.floor )
.plus( expectedOffset );
var actPosition = $( "#fixed-overlay" ).position();
equal( actPosition.left, expPosition.x, "Fixed overlay X position mismatch " + contextMessage );
equal( actPosition.top, expPosition.y, "Fixed overlay Y position mismatch " + contextMessage );
}
waitForViewer( function() {
checkFixedOverlayPosition( new OpenSeadragon.Point( -35, -30 ),
"with overlay of size 70,60." );
$( "#fixed-overlay" ).width( 50 );
$( "#fixed-overlay" ).height( 40 );
// The resizing of the overlays is not detected by the viewer's loop.
viewer.forceRedraw();
setTimeout( function() {
checkFixedOverlayPosition( new OpenSeadragon.Point( -35, -30 ),
"with overlay of size 50,40." );
// Restore original size
$( "#fixed-overlay" ).width( 70 );
$( "#fixed-overlay" ).height( 60 );
start();
}, 100 );
} );
} );
} )( );