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<html>
<head>
<script src="../OLLoader.js"></script>
<script type="text/javascript">
var isMozilla = (navigator.userAgent.indexOf("compatible") == -1);
var tile;
function test_Tile_Image_constructor (t) {
t.plan( 6 );
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
var size = new OpenLayers.Size(5,6);
tile = new OpenLayers.Tile.Image(layer, position, bounds, url, size);
t.ok( tile instanceof OpenLayers.Tile.Image, "new OpenLayers.Tile returns Tile object" );
t.ok( tile.layer == layer, "tile.layer is set correctly");
t.ok( tile.position.equals(position), "tile.position is set correctly");
t.ok( tile.bounds.equals(bounds), "tile.bounds is set correctly");
t.eq( tile.url, url, "tile.url is set correctly");
t.ok( tile.size.equals(size), "tile.size is set correctly");
}
function test_destroy_observers(t) {
t.plan(2);
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
map.addLayer(layer);
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var size = new OpenLayers.Size(5,6);
// with alpha hack
var withAlpha = new OpenLayers.Tile.Image(layer, position, bounds, null, size);
withAlpha.layerAlphaHack = true;
withAlpha.draw();
var cacheID = withAlpha.imgDiv._eventCacheID;
withAlpha.destroy();
t.eq(OpenLayers.Event.observers[cacheID], undefined,
"With alpha hack: imgDiv observers are cleared in destroy");
// without alpha hack
var withoutAlpha = new OpenLayers.Tile.Image(layer, position, bounds, null, size);
withoutAlpha.layerAlphaHack = false;
withoutAlpha.draw();
var cacheID = withoutAlpha.imgDiv._eventCacheID;
withoutAlpha.destroy();
t.eq(OpenLayers.Event.observers[cacheID], undefined,
"Without alpha hack: imgDiv observers are cleared in destroy");
map.destroy();
}
function test_Tile_Image_clone (t) {
t.plan( 9 );
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
var size = new OpenLayers.Size(5,6);
tile = new OpenLayers.Tile.Image(layer, position, bounds, url, size);
tile.imgDiv = {};
var clone = tile.clone();
t.ok( clone instanceof OpenLayers.Tile.Image, "OpenLayers.Tile.clone returns Tile.Image object" );
t.ok( clone.layer == layer, "clone.layer is set correctly");
t.ok( clone.position.equals(position), "clone.position is set correctly");
t.ok( clone.bounds.equals(bounds), "clone.bounds is set correctly");
t.eq( clone.url, url, "clone.url is set correctly");
t.ok( clone.size.equals(size), "clone.size is set correctly");
t.ok( clone.frame, "clone has a frame");
t.ok( clone.frame != tile.frame, "clone's frame is a new one");
t.ok( clone.imgDiv == null, "clone's imgDiv was not copied");
}
function test_Tile_Image_IFrame_viewRequestID (t) {
t.plan( 2 );
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS(
"Name",
"http://labs.metacarta.com/TESTURL?",
{layers: 'basic'}
);
map.addLayer(layer);
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
tile = layer.addTile(bounds, position);
tile.renderTile();
t.eq(tile.imgDiv.viewRequestID, map.viewRequestID, "viewRequestID correct after renderTile");
map.viewRequestID++;
tile.renderTile();
t.eq(tile.imgDiv.viewRequestID, map.viewRequestID, "viewRequestID correct after subsequent renderTile");
tile.destroy();
layer.destroy();
map.destroy();
}
function test_Tile_Image_draw (t) {
t.plan( 7 );
var map = new OpenLayers.Map('map');
var size = new OpenLayers.Size(5,6);
layer = new OpenLayers.Layer.WMS("Name",
"http://labs.metacarta.com/TESTURL",
null,
{tileSize: size});
map.addLayer(layer);
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
tile = new OpenLayers.Tile.Image(layer, position, bounds, url, size);
tile.events.register("loadstart", this, function() {
t.ok(true, "loadstart triggered");
});
tile.events.register("reload", this, function() {
t.ok(true, "reload triggered");
});
//this should trigger a "loadstart" event
tile.draw();
var img = tile.imgDiv;
if (!isMozilla)
t.ok( true, "skipping element test outside of Mozilla");
else
t.ok( tile.imgDiv instanceof HTMLElement, "tile.draw creates an image");
if (!isMozilla)
t.ok( true, "skipping element test outside of Mozilla");
else
t.ok( img instanceof HTMLImageElement, "tile.draw creates an image");
var tParams = {
SERVICE: "WMS", VERSION: "1.1.1",
REQUEST: "GetMap", STYLES: "",
FORMAT: "image/jpeg",
SRS: "EPSG:4326", BBOX: [1,2,3,4],
WIDTH: String(size.w), HEIGHT: String(size.h)
};
t.eq( img.src,
"http://labs.metacarta.com/TESTURL?" + OpenLayers.Util.getParameterString(tParams),
"tile.draw creates an image");
t.eq( tile.imgDiv.style.width, "5px", "Image width is correct" );
t.eq( tile.imgDiv.style.height, "6px", "Image height is correct" );
// this should trigger a "reload" event (since the image never actually
// loads in tests)
tile.draw();
}
function test_Tile_Image_OutsideMaxExtent(t) {
t.plan( 11 );
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
var size = new OpenLayers.Size(5,6);
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'}, {reproject:false, encodeBBOX: true});
map.addLayer(layer);
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-185,-90,-180,90), url, size);
tile.draw()
t.eq(tile.imgDiv, null, "Images against side of maxextent don't load");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-181,-91,180,90), url, size);
tile.draw()
var tParams = {
LAYERS: "basic", SERVICE: "WMS", VERSION: "1.1.1",
REQUEST: "GetMap", STYLES: "",
FORMAT: "image/jpeg",
SRS: "EPSG:4326", BBOX: "-181,-91,180,90",
WIDTH: "256", HEIGHT: "256"
};
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Images over edges of maxextent do load");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-181,-90,180,90), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-181,-90,180,90"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Images over edges of maxextent do load");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-180,-90,180,90), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-180,-90,180,90"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering all of extent loads");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-80,-45,80,45), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-80,-45,80,45"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering small part of extent loads");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-185,-95,185,95), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-185,-95,185,95"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering more than all of extent loads");
layer.displayOutsideMaxExtent=1;
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-185,-90,-180,90), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-185,-90,-180,90"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Images against side of maxextent do load with displayOutsideMaxExtent");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-181,-90,180,90), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-181,-90,180,90"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Images over edges of maxextent do load with displayOutsideMaxExtent set");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-180,-90,180,90), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-180,-90,180,90"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering all of extent loads with display outside max extent");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-80,-45,80,45), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-80,-45,80,45"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering small part of extent loads with display outside max extent");
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-185,-95,185,95), url, size);
tile.draw()
tParams = OpenLayers.Util.extend(tParams, {BBOX: "-185,-95,185,95"});
t.eq(tile.imgDiv.src,
"http://labs.metacarta.com/wms/vmap0?" + OpenLayers.Util.getParameterString(tParams),
"Image covering more than all of extent loads");
}
function test_Tile_Image_Display_After_Move(t) {
t.plan(2);
var position = new OpenLayers.Pixel(20,30);
var bounds = new OpenLayers.Bounds(1,2,3,4);
var url = "http://www.openlayers.org/dev/tests/tileimage";
var size = new OpenLayers.Size(5,6);
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'}, {'reproject': true});
map.addLayer(layer);
map.zoomToMaxExtent();
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-90,-85,-90,85), url, size);
tile.draw();
tile.moveTo(new OpenLayers.Bounds(-185,-90,-180,-80), new OpenLayers.Pixel(-180,-85), true);
t.delay_call( 1, function() { t.eq(tile.imgDiv, null, "Tile imgDiv is null.") } );
var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'}, {'reproject': true, 'alpha':true});
map.addLayer(layer);
tile = new OpenLayers.Tile.Image(layer, position, new OpenLayers.Bounds(-90,-85,-90,85), url, size);
tile.draw();
tile.moveTo(new OpenLayers.Bounds(-185,-90,-180,-80), new OpenLayers.Pixel(-180,-85), true)
t.delay_call( 1, function() { t.eq(tile.imgDiv, null, "Alpha tile imgDiv is null.") } );
}
function test_Tile_Image_gutters(t) {
t.plan(5);
var gutter = 0;
var name = 'Test Layer';
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
var params = { map: '/mapdata/vmap_wms.map',
layers: 'basic',
format: 'image/png'};
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS(name, url, params, {gutter: gutter});
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0), 5);
var tile = layer.grid[0][0];
t.ok(tile.layer.imageSize == null,
"zero size gutter doesn't set image size");
t.ok(tile.layer.imageOffset == null,
"zero size gutter doesn't set image offset");
var zero_gutter_bounds = tile.bounds;
map.destroy();
var gutter = 15;
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.WMS(name, url, params, {gutter: gutter});
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0), 5);
var tile = layer.grid[0][0];
t.ok(tile.layer.imageSize.equals(new OpenLayers.Size(tile.size.w + (2 * gutter),
tile.size.h + (2 * gutter))),
"gutter properly changes image size");
t.ok(tile.layer.imageOffset.equals(new OpenLayers.Pixel(-gutter, -gutter)),
"gutter properly sets image offset");
t.ok(tile.bounds.equals(zero_gutter_bounds),
"gutter doesn't affect tile bounds");
map.destroy();
}
</script>
</head>
<body>
<div id="map" style="height:550px;width:500px"></div>
</body>
</html>
|
