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enhance tile-debug readability

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this commit enhances the readability of
tile debug coordinates by adding a stroke
for better readability on aerial imagery
and a maxWidth for high zoom levels
This commit is contained in:
Robert Orthofer
2019-03-12 12:48:26 +01:00
parent c573d53297
commit a051892b92
1 changed files with 4 additions and 2 deletions
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src/ol/source/TileDebug.js
+4 -2
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@@ -55,10 +55,12 @@ class LabeledTile extends Tile {
context.strokeRect(0.5, 0.5, tileSize[0] + 0.5, tileSize[1] + 0.5); context.strokeRect(0.5, 0.5, tileSize[0] + 0.5, tileSize[1] + 0.5);
context.fillStyle = 'grey'; context.fillStyle = 'grey';
context.strokeStyle = 'white';
context.textAlign = 'center'; context.textAlign = 'center';
context.textBaseline = 'middle'; context.textBaseline = 'middle';
context.font = '24px sans-serif'; context.font = 'bold 24px sans-serif';
context.fillText(this.text_, tileSize[0] / 2, tileSize[1] / 2); context.fillText(this.text_, tileSize[0] / 2, tileSize[1] / 2, tileSize[0]);
context.strokeText(this.text_, tileSize[0] / 2, tileSize[1] / 2, tileSize[0]);
this.canvas_ = context.canvas; this.canvas_ = context.canvas;
return context.canvas; return context.canvas;