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Only request tiles within the layer extent

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Layer renderers are now responsible for requesting data within a limited extent.
This commit is contained in:
Tim Schaub
2014-07-06 23:30:59 -06:00
parent 234cff4de5
commit 2b0284a342
9 changed files with 38 additions and 11 deletions
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8
examples/wms-image-custom-proj.js
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@@ -24,6 +24,7 @@ projection.setExtent([485869.5728, 76443.1884, 837076.5648, 299941.7864]);
var extent = [420000, 30000, 900000, 350000];
var layers = [
new ol.layer.Image({
extent: extent,
source: new ol.source.ImageWMS({
url: 'http://wms.geo.admin.ch/',
crossOrigin: 'anonymous',
@@ -37,11 +38,11 @@ var layers = [
'LAYERS': 'ch.swisstopo.pixelkarte-farbe-pk1000.noscale',
'FORMAT': 'image/jpeg'
},
serverType: /** @type {ol.source.wms.ServerType} */ ('mapserver'),
extent: extent
serverType: /** @type {ol.source.wms.ServerType} */ ('mapserver')
})
}),
new ol.layer.Image({
extent: extent,
source: new ol.source.ImageWMS({
url: 'http://wms.geo.admin.ch/',
crossOrigin: 'anonymous',
@@ -52,8 +53,7 @@ var layers = [
'National parks / geo.admin.ch</a>'
})],
params: {'LAYERS': 'ch.bafu.schutzgebiete-paerke_nationaler_bedeutung'},
serverType: /** @type {ol.source.wms.ServerType} */ ('mapserver'),
extent: extent
serverType: /** @type {ol.source.wms.ServerType} */ ('mapserver')
})
})
];