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Further improve shape cleanup code

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This commit is contained in:
be5invis 2021-05-31 01:26:31 -07:00
parent 35fa24274d
commit 229d624ebf
4 changed files with 90 additions and 69 deletions
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24
font-src/support/geometry.js
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@ -14,7 +14,7 @@ class GeometryBase {
asReferences() {
throw new Error("Unimplemented");
}
unwrapShapeIdentity() {
unlinkReferences() {
return this;
}
filterTag(fn) {
@ -103,8 +103,8 @@ class ReferenceGeometry extends GeometryBase {
measureComplexity() {
return this.m_glyph.geometry.measureComplexity();
}
unwrapShapeIdentity() {
return this.unwrap().unwrapShapeIdentity();
unlinkReferences() {
return this.unwrap().unlinkReferences();
}
toShapeStringOrNull() {
let sTarget = this.m_glyph.geometry.toShapeStringOrNull();
@ -135,8 +135,8 @@ class TaggedGeometry extends GeometryBase {
measureComplexity() {
return this.m_geom.measureComplexity();
}
unwrapShapeIdentity() {
return this.m_geom.unwrapShapeIdentity();
unlinkReferences() {
return this.m_geom.unlinkReferences();
}
toShapeStringOrNull() {
return this.m_geom.toShapeStringOrNull();
@ -179,8 +179,8 @@ class TransformedGeometry extends GeometryBase {
measureComplexity() {
return this.m_geom.measureComplexity();
}
unwrapShapeIdentity() {
const unwrapped = this.m_geom.unwrapShapeIdentity();
unlinkReferences() {
const unwrapped = this.m_geom.unlinkReferences();
if (Transform.isIdentity(this.m_transform)) {
return unwrapped;
} else if (
@ -261,10 +261,10 @@ class CombineGeometry extends GeometryBase {
for (const part of this.m_parts) s += part.measureComplexity();
}
unwrapShapeIdentity() {
unlinkReferences() {
let parts = [];
for (const part of this.m_parts) {
const unwrapped = part.unwrapShapeIdentity();
const unwrapped = part.unlinkReferences();
if (unwrapped instanceof CombineGeometry) {
for (const p of unwrapped.m_parts) parts.push(p);
} else {
@ -340,13 +340,13 @@ class BooleanGeometry extends GeometryBase {
let s = 0;
for (const operand of this.m_operands) s += operand.measureComplexity();
}
unwrapShapeIdentity() {
unlinkReferences() {
if (this.m_operands.length === 0) return new CombineGeometry([]);
if (this.m_operands.length === 1) return this.m_operands[0].unwrapShapeIdentity();
if (this.m_operands.length === 1) return this.m_operands[0].unlinkReferences();
let operands = [];
for (const operand of this.m_operands) {
operands.push(operand.unwrapShapeIdentity());
operands.push(operand.unlinkReferences());
}
return new BooleanGeometry(this.m_operator, operands);
}