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add new vector style property "graphicOpacity"

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enabling mixing non-opaque vector geometries with opaque external graphics on the same vector layer
(closes #873)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@4114 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Éric Lemoine
2007-08-30 05:59:29 +00:00
parent 06d41662d7
commit 3e1f2e4305
5 changed files with 67 additions and 21 deletions
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45
tests/Layer/test_Vector.html
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@@ -157,15 +157,15 @@
}
function test_Layer_Vector_externalGraphic(t) {
t.plan(8);
// base layer is needed for getResolution() to return a value,
// otherwise VML test will fail because style.left and style.top
// cannot be set
var baseLayer = new OpenLayers.Layer.WMS("Base Layer",
"http://octo.metacarta.com/cgi-bin/mapserv",
{ map: '/mapdata/vmap_wms.map',
layers: 'basic',
format: 'image/png'});
t.plan(9);
// base layer is needed for getResolution() to return a value,
// otherwise VML test will fail because style.left and style.top
// cannot be set
var baseLayer = new OpenLayers.Layer.WMS("Base Layer",
"http://octo.metacarta.com/cgi-bin/mapserv",
{ map: '/mapdata/vmap_wms.map',
layers: 'basic',
format: 'image/png'});
var layer = new OpenLayers.Layer.Vector("Test Layer");
var map = new OpenLayers.Map('map');
@@ -191,6 +191,11 @@
graphicWidth: 24,
graphicHeight: 16
});
var customStyle5 = new Object({
externalGraphic: 'test.png',
graphicWidth: 24,
graphicOpacity: 1
});
var root = layer.renderer.root;
if (layer.renderer.CLASS_NAME == 'OpenLayers.Renderer.SVG') {
@@ -222,10 +227,15 @@
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'height'),
customStyle4.graphicHeight.toString(),
"given graphicHeight and graphicWidth, both are set: height")
"given graphicHeight and graphicWidth, both are set: height");
t.eq(root.firstChild.getAttributeNS(null, 'width'),
customStyle4.graphicWidth.toString(),
"given graphicHeight and graphicWidth, both are set: width")
"given graphicHeight and graphicWidth, both are set: width");
feature.style = customStyle5;
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'style'),
'opacity: '+customStyle5.graphicOpacity.toString()+';',
"graphicOpacity correctly set");
}
if (layer.renderer.CLASS_NAME == 'OpenLayers.Renderer.VML') {
feature.style = customStyle1;
@@ -256,10 +266,19 @@
layer.drawFeature(feature);
t.eq(root.firstChild.style.height,
customStyle4.graphicHeight.toString()+'px',
"given graphicHeight and graphicWidth, both are set: height")
"given graphicHeight and graphicWidth, both are set: height");
t.eq(root.firstChild.style.width,
customStyle4.graphicWidth.toString()+'px',
"given graphicHeight and graphicWidth, both are set: width")
"given graphicHeight and graphicWidth, both are set: width");
feature.style = customStyle5;
layer.drawFeature(feature);
var fill = root.firstChild.getElementsByTagName("fill")[0];
if (fill == null) fill = root.firstChild.getElementsByTagName("v:fill");
var opacity = fill.getAttribute('opacity');
t.eq(opacity,
customStyle5.graphicOpacity,
"graphicOpacity correctly set");
}
}