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Remove static function from ImageTile

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This commit is contained in:
Tim Schaub
2018-02-19 10:07:14 -07:00
parent fba4d82bdb
commit bca8938a02
1 changed files with 5 additions and 4 deletions
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9
src/ol/ImageTile.js
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@@ -68,7 +68,7 @@ inherits(ImageTile, Tile);
ImageTile.prototype.disposeInternal = function() {
if (this.state == TileState.LOADING) {
this.unlistenImage_();
this.image_ = ImageTile.getBlankImage();
this.image_ = getBlankImage();
}
if (this.interimTile) {
this.interimTile.dispose();
@@ -105,7 +105,7 @@ ImageTile.prototype.getKey = function() {
ImageTile.prototype.handleImageError_ = function() {
this.state = TileState.ERROR;
this.unlistenImage_();
this.image_ = ImageTile.getBlankImage();
this.image_ = getBlankImage();
this.changed();
};
@@ -167,10 +167,11 @@ ImageTile.prototype.unlistenImage_ = function() {
* Get a 1-pixel blank image.
* @return {HTMLCanvasElement} Blank image.
*/
ImageTile.getBlankImage = function() {
function getBlankImage() {
const ctx = createCanvasContext2D(1, 1);
ctx.fillStyle = 'rgba(0,0,0,0)';
ctx.fillRect(0, 0, 1, 1);
return ctx.canvas;
};
}
export default ImageTile;