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Some simplifications

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This commit is contained in:
Maximilian Krög
2020-09-12 00:30:21 +02:00
parent 3e4e21dc8d
commit df81f53eb5
2 changed files with 23 additions and 25 deletions
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21
src/ol/render/canvas/Builder.js
View File

@@ -186,7 +186,8 @@ class CanvasBuilder extends VectorContext {
closed,
skipFirst
) {
let myEnd = this.coordinates.length;
const coordinates = this.coordinates;
let myEnd = coordinates.length;
const extent = this.getBufferedMaxExtent();
if (skipFirst) {
offset += stride;
@@ -203,15 +204,15 @@ class CanvasBuilder extends VectorContext {
nextRel = coordinateRelationship(extent, nextCoord);
if (nextRel !== lastRel) {
if (skipped) {
this.coordinates[myEnd++] = lastXCoord;
this.coordinates[myEnd++] = lastYCoord;
}
this.coordinates[myEnd++] = nextCoord[0];
this.coordinates[myEnd++] = nextCoord[1];
coordinates[myEnd++] = lastXCoord;
coordinates[myEnd++] = lastYCoord;
skipped = false;
}
coordinates[myEnd++] = nextCoord[0];
coordinates[myEnd++] = nextCoord[1];
} else if (nextRel === Relationship.INTERSECTING) {
this.coordinates[myEnd++] = nextCoord[0];
this.coordinates[myEnd++] = nextCoord[1];
coordinates[myEnd++] = nextCoord[0];
coordinates[myEnd++] = nextCoord[1];
skipped = false;
} else {
skipped = true;
@@ -223,8 +224,8 @@ class CanvasBuilder extends VectorContext {
// Last coordinate equals first or only one point to append:
if ((closed && skipped) || i === offset + stride) {
this.coordinates[myEnd++] = lastXCoord;
this.coordinates[myEnd++] = lastYCoord;
coordinates[myEnd++] = lastXCoord;
coordinates[myEnd++] = lastYCoord;
}
return myEnd;
}

27
src/ol/render/canvas/TextBuilder.js
View File

@@ -169,11 +169,11 @@ class CanvasTextBuilder extends CanvasBuilder {
return;
}
let begin = this.coordinates.length;
const coordinates = this.coordinates;
let begin = coordinates.length;
const geometryType = geometry.getType();
let flatCoordinates = null;
let end = 2;
let stride = geometry.getStride();
let i, ii;
@@ -217,9 +217,9 @@ class CanvasTextBuilder extends CanvasBuilder {
flatEnd = ends[o];
}
for (i = flatOffset; i < flatEnd; i += stride) {
this.coordinates.push(flatCoordinates[i], flatCoordinates[i + 1]);
coordinates.push(flatCoordinates[i], flatCoordinates[i + 1]);
}
end = this.coordinates.length;
const end = coordinates.length;
flatOffset = ends[o];
const declutterGroup = this.declutterGroups_
? o === 0
@@ -231,15 +231,11 @@ class CanvasTextBuilder extends CanvasBuilder {
}
this.endGeometry(feature);
} else {
let geometryWidths = null;
if (!textState.overflow) {
geometryWidths = [];
}
const geometryWidths = textState.overflow ? null : [];
switch (geometryType) {
case GeometryType.POINT:
case GeometryType.MULTI_POINT:
flatCoordinates = /** @type {import("../../geom/MultiPoint.js").default} */ (geometry).getFlatCoordinates();
end = flatCoordinates.length;
break;
case GeometryType.LINE_STRING:
flatCoordinates = /** @type {import("../../geom/LineString.js").default} */ (geometry).getFlatMidpoint();
@@ -250,7 +246,6 @@ class CanvasTextBuilder extends CanvasBuilder {
case GeometryType.MULTI_LINE_STRING:
flatCoordinates = /** @type {import("../../geom/MultiLineString.js").default} */ (geometry).getFlatMidpoints();
stride = 2;
end = flatCoordinates.length;
break;
case GeometryType.POLYGON:
flatCoordinates = /** @type {import("../../geom/Polygon.js").default} */ (geometry).getFlatInteriorPoint();
@@ -268,20 +263,22 @@ class CanvasTextBuilder extends CanvasBuilder {
}
flatCoordinates.push(interiorPoints[i], interiorPoints[i + 1]);
}
stride = 2;
end = flatCoordinates.length;
if (end == 0) {
if (flatCoordinates.length === 0) {
return;
}
stride = 2;
break;
default:
}
end = this.appendFlatPointCoordinates(
const end = this.appendFlatPointCoordinates(
flatCoordinates,
0,
end,
flatCoordinates.length,
stride
);
if (end === begin) {
return;
}
this.saveTextStates_();