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Add a compile-time flag to enable legacy IE support

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This commit is contained in:
Austin Hyde
2014-01-31 10:46:16 -05:00
parent 74a9a155b1
commit 9ffed5bf5f
5 changed files with 109 additions and 43 deletions
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37
src/ol/renderer/dom/domtilelayerrenderer.js
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@@ -271,18 +271,20 @@ ol.renderer.dom.TileLayerZ_ = function(tileGrid, tileCoordOrigin) {
this.target.style.width = '100%';
this.target.style.height = '100%';
/**
* Needed due to issues with IE7-8 clipping of transformed elements
* Solution is to translate separately from the scaled/rotated elements
* @private
* @type {!Element}
*/
this.translateTarget_ = goog.dom.createElement(goog.dom.TagName.DIV);
this.translateTarget_.style.position = 'absolute';
this.translateTarget_.style.width = '100%';
this.translateTarget_.style.height = '100%';
if (ol.LEGACY_IE_SUPPORT && ol.IS_LEGACY_IE) {
/**
* Needed due to issues with IE7-8 clipping of transformed elements
* Solution is to translate separately from the scaled/rotated elements
* @private
* @type {!Element}
*/
this.translateTarget_ = goog.dom.createElement(goog.dom.TagName.DIV);
this.translateTarget_.style.position = 'absolute';
this.translateTarget_.style.width = '100%';
this.translateTarget_.style.height = '100%';
goog.dom.appendChild(this.target, this.translateTarget_);
goog.dom.appendChild(this.target, this.translateTarget_);
}
/**
* @private
@@ -386,7 +388,11 @@ ol.renderer.dom.TileLayerZ_.prototype.addTile = function(tile, tileGutter) {
*/
ol.renderer.dom.TileLayerZ_.prototype.finalizeAddTiles = function() {
if (!goog.isNull(this.documentFragment_)) {
goog.dom.appendChild(this.translateTarget_, this.documentFragment_);
if (ol.LEGACY_IE_SUPPORT && ol.IS_LEGACY_IE) {
goog.dom.appendChild(this.translateTarget_, this.documentFragment_);
} else {
goog.dom.appendChild(this.target, this.documentFragment_);
}
this.documentFragment_ = null;
}
};
@@ -440,7 +446,12 @@ ol.renderer.dom.TileLayerZ_.prototype.removeTilesOutsideExtent =
*/
ol.renderer.dom.TileLayerZ_.prototype.setTransform = function(transform) {
if (!ol.vec.Mat4.equals2D(transform, this.transform_)) {
ol.dom.transformElement2D(this.target, transform, 6, this.translateTarget_);
if (ol.LEGACY_IE_SUPPORT && ol.IS_LEGACY_IE) {
ol.dom.transformElement2D(this.target, transform, 6,
this.translateTarget_);
} else {
ol.dom.transformElement2D(this.target, transform, 6);
}
goog.vec.Mat4.setFromArray(this.transform_, transform);
}
};