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Add ol.render.canvas.Immediate#drawCircleGeometry

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This commit is contained in:
Tom Payne
2014-01-12 20:39:29 +01:00
parent 5df47634f3
commit a8f5dff9cf
1 changed files with 35 additions and 1 deletions
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36
src/ol/render/canvas/canvasimmediate.js
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@@ -263,6 +263,39 @@ ol.render.canvas.Immediate.prototype.drawAsync = function(zIndex, callback) {
};
/**
* @inheritDoc
*/
ol.render.canvas.Immediate.prototype.drawCircleGeometry =
function(circleGeometry, data) {
/*
if (!ol.extent.intersects(this.extent_, circleGeometry.getExtent())) {
return;
}
var state = this.state_;
if (!goog.isDef(state.fillStyle) && !goog.isDef(state.strokeStyle)) {
return;
}
this.setFillStrokeStyles_();
var context = this.context_;
var pixelCoordinates = ol.geom.transformSimpleGeometry2D(
circleGeometry, this.transform_, this.pixelCoordinates_);
var dx = pixelCoordinates[2] - pixelCoordinates[0];
var dy = pixelCoordinates[3] - pixelCoordinates[1];
var radius = Math.sqrt(dx * dx + dy * dy);
context.beginPath();
context.arc(pixelCoordinates[0], pixelCoordinates[1], radius, 0, 2 * Math.PI);
if (goog.isDef(state.fillStyle)) {
context.fill();
}
if (goog.isDef(state.strokeStyle)) {
goog.asserts.assert(goog.isDef(state.lineWidth));
context.stroke();
}
*/
};
/**
* @inheritDoc
*/
@@ -597,5 +630,6 @@ ol.render.canvas.Immediate.GEOMETRY_RENDERES_ = {
ol.render.canvas.Immediate.prototype.drawMultiLineStringGeometry,
'MultiPolygon': ol.render.canvas.Immediate.prototype.drawMultiPolygonGeometry,
'GeometryCollection':
ol.render.canvas.Immediate.prototype.drawGeometryCollectionGeometry
ol.render.canvas.Immediate.prototype.drawGeometryCollectionGeometry,
'Circle': ol.render.canvas.Immediate.prototype.drawCircleGeometry
};