ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

fix for #77. alpha png transparency. and tests. yay.

Browse Source 
git-svn-id: http://svn.openlayers.org/trunk/openlayers@605 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
euzuro
2006-06-15 19:02:21 +00:00
parent 18d178d7d2
commit 836b47c192
3 changed files with 32 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
lib/OpenLayers/Tile/Image.js
View File

@@ -7,7 +7,7 @@ OpenLayers.Tile.Image.prototype =
Object.extend( new OpenLayers.Tile(), {
/** @type DOMElement img */
img:null,
imgDiv:null,
/**
* @constructor
@@ -23,22 +23,22 @@ OpenLayers.Tile.Image.prototype =
},
destroy: function() {
if ((this.img != null) && (this.img.parentNode == this.layer.div)) {
this.layer.div.removeChild(this.img);
if ((this.imgDiv != null) && (this.imgDiv.parentNode == this.layer.div)) {
this.layer.div.removeChild(this.imgDiv);
}
this.img = null;
this.imgDiv = null;
OpenLayers.Tile.prototype.destroy.apply(this, arguments);
},
/**
*/
draw:function() {
this.img = OpenLayers.Util.createImage(null,
this.position,
this.size,
this.url,
"absolute");
this.layer.div.appendChild(this.img);
this.imgDiv = OpenLayers.Util.createAlphaImageDiv(null,
this.position,
this.size,
this.url,
"absolute");
this.layer.div.appendChild(this.imgDiv);
},
/** @final @type String */

15
tests/test_Layer_WMS.html
View File

@@ -25,14 +25,19 @@
var pixel = new OpenLayers.Pixel(5,6);
var tile = layer.addTile(new OpenLayers.Bounds(1,2,3,4), pixel);
tile.draw();
t.eq( tile.img.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/jpeg&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "image src is created correctly via addtile" );
t.eq( tile.img.style.top, "6px", "image top is set correctly via addtile" );
t.eq( tile.img.style.left, "5px", "image top is set correctly via addtile" );
var img = tile.imgDiv.childNodes[0];
t.eq( img.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/jpeg&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "image src is created correctly via addtile" );
t.eq( tile.imgDiv.style.top, "6px", "image top is set correctly via addtile" );
t.eq( tile.imgDiv.style.left, "5px", "image top is set correctly via addtile" );
var firstChild = layer.div.firstChild;
if (!isMozilla)
t.ok( true, "skipping element test outside of Mozilla");
else
t.ok( layer.div.firstChild instanceof HTMLImageElement, "div first child is an image object" );
t.eq( layer.div.firstChild.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/jpeg&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "div first child is correct image object" );
t.ok( firstChild instanceof HTMLElement, "div first child is an image object" );
t.eq( firstChild.childNodes[0].src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/jpeg&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "div first child is correct image object" );
var pos = tile.getPosition();
t.eq( pos.toString(), "x=5,y=6", "Position of tile is set correctly." );
}

17
tests/test_Tile_Image.html
View File

@@ -23,7 +23,7 @@
t.ok( tile.size.equals(size), "tile.size is set correctly");
}
function test_02_Tile_Image_draw (t) {
t.plan( 4 );
t.plan( 5 );
var layer = new Object(); //bogus layer
layer.div = document.createElement("div");
@@ -34,13 +34,20 @@
tile = new OpenLayers.Tile.Image(layer, position, bounds, url, size);
tile.draw();
var img = tile.imgDiv.childNodes[0];
if (!isMozilla)
t.ok( true, "skipping element test outside of Mozilla");
else
t.ok( tile.img instanceof HTMLImageElement, "tile.draw creates an image");
t.eq( tile.img.src, "http://www.openlayers.org/dev/tests/tileimage", "tile.draw creates an image");
t.eq( tile.img.style.width, "5px", "Image width is correct" );
t.eq( tile.img.style.height, "6px", "Image height is correct" );
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");
t.eq( img.src, "http://www.openlayers.org/dev/tests/tileimage", "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" );
}
// -->