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Merge pull request #9154 from ahocevar/screen-self

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Safer check for window.screen
This commit is contained in:
Andreas Hocevar
2019-01-25 13:55:45 +01:00
committed by GitHub
parent 3e6425db86 164635f28c
commit 862553509a
1 changed files with 3 additions and 2 deletions
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5
src/ol/source/Tile.js
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@@ -75,8 +75,9 @@ class TileSource extends Source {
if (tileGrid) {
toSize(tileGrid.getTileSize(tileGrid.getMinZoom()), tileSize);
}
const width = screen ? (screen.availWidth || screen.width) : 1920;
const height = screen ? (screen.availHeight || screen.height) : 1080;
const canUseScreen = 'screen ' in self;
const width = canUseScreen ? (screen.availWidth || screen.width) : 1920;
const height = canUseScreen ? (screen.availHeight || screen.height) : 1080;
cacheSize = 2 * Math.ceil(width / tileSize[0]) * Math.ceil(height / tileSize[1]);
}