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Move canvas creation to intermediate canvas renderer constructor

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This commit is contained in:
Tim Schaub
2018-11-12 20:47:19 +01:00
parent 0c97fd63e2
commit 55a963e0a9
3 changed files with 11 additions and 17 deletions
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10
src/ol/renderer/canvas/VectorTileLayer.js
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@@ -4,7 +4,6 @@
import {getUid} from '../../util.js';
import TileState from '../../TileState.js';
import ViewHint from '../../ViewHint.js';
import {createCanvasContext2D} from '../../dom.js';
import {listen, unlisten} from '../../events.js';
import EventType from '../../events/EventType.js';
import rbush from 'rbush';
@@ -59,7 +58,8 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
*/
constructor(layer) {
super(layer, true);
const renderMode = layer.getRenderMode();
super(layer, renderMode === VectorTileRenderType.VECTOR);
/**
* Declutter tree.
@@ -85,15 +85,9 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
*/
this.tmpTransform_ = createTransform();
const renderMode = layer.getRenderMode();
// Use lower resolution for pure vector rendering. Closest resolution otherwise.
this.zDirection = renderMode === VectorTileRenderType.VECTOR ? 1 : 0;
if (renderMode !== VectorTileRenderType.VECTOR) {
this.context = createCanvasContext2D();
}
listen(labelCache, EventType.CLEAR, this.handleFontsChanged_, this);