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Let renderer decide whether to snapToPixel or not, also for text

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This commit is contained in:
ahocevar
2018-08-09 18:16:25 +02:00
parent f382ddf230
commit b9aceb23ac
8 changed files with 35 additions and 45 deletions
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9
src/ol/renderer/canvas/VectorTileLayer.js
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@@ -4,6 +4,7 @@
import {getUid} from '../../util.js';
import LayerType from '../../LayerType.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';
@@ -341,6 +342,8 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
if (declutterReplays) {
this.declutterTree_.clear();
}
const viewHints = frameState.viewHints;
const snapToPixel = !(viewHints[ViewHint.ANIMATING] || viewHints[ViewHint.INTERACTING]);
const tiles = this.renderedTiles;
const tileGrid = source.getTileGridForProjection(frameState.viewState.projection);
const clips = [];
@@ -390,14 +393,14 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
context.clip();
}
}
replayGroup.replay(context, transform, rotation, {}, replayTypes, declutterReplays);
replayGroup.replay(context, transform, rotation, {}, snapToPixel, replayTypes, declutterReplays);
context.restore();
clips.push(currentClip);
zs.push(currentZ);
}
}
if (declutterReplays) {
replayDeclutter(declutterReplays, context, rotation);
replayDeclutter(declutterReplays, context, rotation, snapToPixel);
}
if (rotation) {
rotateAtOffset(context, rotation,
@@ -466,7 +469,7 @@ class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
scaleTransform(transform, pixelScale, -pixelScale);
translateTransform(transform, -tileExtent[0], -tileExtent[3]);
const replayGroup = sourceTile.getReplayGroup(layer, tile.tileCoord.toString());
replayGroup.replay(context, transform, 0, {}, replays);
replayGroup.replay(context, transform, 0, {}, true, replays);
}
}
}