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Use ol.dom.createCanvasContext2D in ol.style.Circle

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This commit is contained in:
Frederic Junod
2016-04-05 11:08:58 +02:00
parent fc6b078642
commit 38718ee5e6
1 changed files with 5 additions and 14 deletions
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19
src/ol/style/circlestyle.js
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@@ -4,6 +4,7 @@ goog.require('goog.asserts');
goog.require('ol');
goog.require('ol.color');
goog.require('ol.colorlike');
goog.require('ol.dom');
goog.require('ol.has');
goog.require('ol.render.canvas');
goog.require('ol.style.Fill');
@@ -268,18 +269,14 @@ ol.style.Circle.prototype.render_ = function(atlasManager) {
if (atlasManager === undefined) {
// no atlas manager is used, create a new canvas
this.canvas_ = /** @type {HTMLCanvasElement} */
(document.createElement('CANVAS'));
this.canvas_.height = size;
this.canvas_.width = size;
var context = ol.dom.createCanvasContext2D(size, size);
this.canvas_ = context.canvas;
// canvas.width and height are rounded to the closest integer
size = this.canvas_.width;
imageSize = size;
// draw the circle on the canvas
var context = /** @type {CanvasRenderingContext2D} */
(this.canvas_.getContext('2d'));
this.draw_(renderOptions, context, 0, 0);
this.createHitDetectionCanvas_(renderOptions);
@@ -369,15 +366,9 @@ ol.style.Circle.prototype.createHitDetectionCanvas_ = function(renderOptions) {
// if no fill style is set, create an extra hit-detection image with a
// default fill style
this.hitDetectionCanvas_ = /** @type {HTMLCanvasElement} */
(document.createElement('CANVAS'));
var canvas = this.hitDetectionCanvas_;
var context = ol.dom.createCanvasContext2D(renderOptions.size, renderOptions.size);
this.hitDetectionCanvas_ = context.canvas;
canvas.height = renderOptions.size;
canvas.width = renderOptions.size;
var context = /** @type {CanvasRenderingContext2D} */
(canvas.getContext('2d'));
this.drawHitDetectionCanvas_(renderOptions, context, 0, 0);
};