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Provide extent and resolution in raster events

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This commit is contained in:
Tim Schaub
2015-06-25 16:28:17 -06:00
parent a721ce03c9
commit 5267776627
2 changed files with 19 additions and 7 deletions
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20
src/ol/source/rastersource.js
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@@ -223,9 +223,8 @@ ol.source.Raster.prototype.composeFrame_ = function(frameState) {
this.renderers_[i], frameState, frameState.layerStatesArray[i]);
}
var resolution = frameState.viewState.resolution / frameState.pixelRatio;
this.dispatchEvent(new ol.source.RasterEvent(
ol.source.RasterEventType.BEFOREOPERATIONS, resolution));
ol.source.RasterEventType.BEFOREOPERATIONS, frameState));
var targetImageData = null;
if (this.operationType_ === ol.raster.OperationType.PIXEL) {
@@ -256,7 +255,7 @@ ol.source.Raster.prototype.composeFrame_ = function(frameState) {
}
this.dispatchEvent(new ol.source.RasterEvent(
ol.source.RasterEventType.AFTEROPERATIONS, resolution));
ol.source.RasterEventType.AFTEROPERATIONS, frameState));
context.putImageData(targetImageData, 0, 0);
@@ -396,17 +395,24 @@ ol.source.Raster.createTileRenderer_ = function(source) {
* @extends {goog.events.Event}
* @implements {oli.source.RasterEvent}
* @param {string} type Type.
* @param {number} resolution Map units per pixel.
* @param {olx.FrameState} frameState The frame state.
*/
ol.source.RasterEvent = function(type, resolution) {
ol.source.RasterEvent = function(type, frameState) {
goog.base(this, type);
/**
* Map units per pixel.
* The raster extent.
* @type {ol.Extent}
* @api
*/
this.extent = frameState.extent;
/**
* The pixel resolution (map units per pixel).
* @type {number}
* @api
*/
this.resolution = resolution;
this.resolution = frameState.viewState.resolution / frameState.pixelRatio;
};
goog.inherits(ol.source.RasterEvent, goog.events.Event);