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g-harelg-harel
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add package.json + prettier
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4 files changed

+122
-33
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4 files changed

+122
-33
lines changed

‎blob.svg

Lines changed: 1 addition & 1 deletion
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‎package.json

Lines changed: 43 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,43 @@
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{
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"name": "blobs",
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"version": "1.0.0",
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"description": "svg blob generator",
5+
"author": "g-harel",
6+
"license": "MIT",
7+
"main": "index.js",
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"types": "index.d.ts",
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"scripts": {
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"prepack": "npm run build",
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"postpublish": "npm run clean",
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"build": "npm run clean && tsc",
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"clean": "trash '**/*.js' '**/*.js.map' '**/*.d.ts' '!**/node_modules/**/*'",
14+
"fmt": "prettier --list-different --write --ignore-path .gitignore '**/*.{js,ts}'"
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},
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"devDependencies": {
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"prettier": "^1.14.2",
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"trash-cli": "^1.4.0",
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"typescript": "^3.1.3"
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},
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"homepage": "https://github.com/g-harel/blobs#readme",
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"repository": {
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"type": "git",
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"url": "git+https://github.com/g-harel/blobs"
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},
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"bugs": {
27+
"url": "https://github.com/g-harel/blobs/issues"
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},
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"keywords": [
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"svg",
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"blob"
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],
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"prettier": {
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"tabWidth": 4,
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"printWidth": 100,
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"trailingComma": "all",
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"bracketSpacing": false,
38+
"arrowParens": "always"
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},
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"dependencies": {
41+
"okwolo": "^3.4.3"
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}
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}

‎render.ts

Lines changed: 47 additions & 32 deletions
Original file line numberDiff line numberDiff line change
@@ -47,18 +47,19 @@ export interface RenderOptions {
4747

4848
// Option to render guides (points, handles and viewport).
4949
guides?: boolean;
50+
boundingBox?: boolean;
5051
}
5152

5253
// Safe array access at any index using a modulo operation that will always be positive.
5354
const loopAccess = <T>(arr: T[]) => (i: number): T => {
54-
return arr[((i%arr.length)+arr.length)%arr.length];
55+
return arr[((i % arr.length) + arr.length) % arr.length];
5556
};
5657

5758
// Translates a point's [x,y] cartesian coordinates into values relative to the viewport.
5859
// Translates the angle from degrees to radians and moves the start angle a half rotation.
5960
const cleanupPoint = (point: Point, opt: RenderOptions): InternalPoint => {
6061
const handles = point.handles || {angle: 0, out: 0, in: 0};
61-
handles.angle = Math.PI + (2*Math.PI * handles.angle/360);
62+
handles.angle = Math.PI + (2 * Math.PI * handles.angle) / 360;
6263
return {
6364
x: point.x,
6465
y: opt.height - point.y,
@@ -71,11 +72,11 @@ const renderClosed = (p: Point[], opt: RenderOptions): string => {
7172
const points = p.map((point) => cleanupPoint(point, opt));
7273

7374
// Compute guides from input point data.
74-
const handles: {x1: number, y1: number, x2: number, y2: number}[] = [];
75+
const handles: {x1: number; y1: number; x2: number; y2: number}[] = [];
7576
for (let i = 0; i < points.length; i++) {
7677
const {x, y, handles: hands} = loopAccess(points)(i);
7778

78-
const next = loopAccess(points)(i+1);
79+
const next = loopAccess(points)(i + 1);
7980
const nextHandles = next.handles;
8081

8182
if (hands === undefined) {
@@ -96,7 +97,7 @@ const renderClosed = (p: Point[], opt: RenderOptions): string => {
9697
let path = "";
9798
for (let i = 0; i <= points.length; i++) {
9899
const point = loopAccess(points)(i);
99-
const hands = loopAccess(handles)(i-1);
100+
const hands = loopAccess(handles)(i - 1);
100101

101102
// Start at the first point's coordinates.
102103
if (i === 0) {
@@ -111,31 +112,39 @@ const renderClosed = (p: Point[], opt: RenderOptions): string => {
111112
// Render guides if configured to do so.
112113
let guides = "";
113114
if (opt.guides) {
115+
const color = opt.stroke || "black";
116+
const size = opt.strokeWidth || 1;
117+
114118
// Bounding box.
115-
guides += `
116-
<rect x="0" y="0" width="${opt.width}" height="${opt.height}"
117-
fill="none" stroke="black" stroke-width="1" stroke-dasharray="2" />`;
119+
if (opt.boundingBox) {
120+
guides += `
121+
<rect x="0" y="0" width="${opt.width}" height="${opt.height}" fill="none"
122+
stroke="${color}" stroke-width="${2*size}" stroke-dasharray="${2 * size}" />`;
123+
}
118124

119125
// Points and handles.
120126
for (let i = 0; i < points.length; i++) {
121127
const {x, y} = loopAccess(points)(i);
122128
const hands = loopAccess(handles)(i);
123-
const nextPoint = loopAccess(points)(i+1);
129+
const nextPoint = loopAccess(points)(i + 1);
124130

125131
guides += `
126132
<line x1="${x}" y1="${y}" x2="${hands.x1}" y2="${hands.y1}"
127-
stroke-width="1" stroke="black" />
133+
stroke-width="${size}" stroke="${color}" />
128134
<line x1="${nextPoint.x}" y1="${nextPoint.y}" x2="${hands.x2}" y2="${hands.y2}"
129-
stroke-width="1" stroke="black" stroke-dasharray="2" />
130-
<circle cx="${hands.x1}" cy="${hands.y1}" r="1"
131-
fill="black" />
132-
<circle cx="${hands.x2}" cy="${hands.y2}" r="1"
133-
fill="black" />
134-
<circle cx="${x}" cy="${y}" r="2" fill="black" />`;
135+
stroke-width="${size}" stroke="${color}" stroke-dasharray="${2* size}" />
136+
<circle cx="${hands.x1}" cy="${hands.y1}" r="${size}"
137+
fill="${color}" />
138+
<circle cx="${hands.x2}" cy="${hands.y2}" r="${size}"
139+
fill="${color}" />
140+
<circle cx="${x}" cy="${y}" r="${2 * size}" fill="${color}" />`;
135141
}
136142
}
137143

138-
return (`
144+
const stroke = opt.stroke || (opt.guides ? "black" : "none");
145+
const strokeWidth = opt.strokeWidth || (opt.guides ? 1 : 0 );
146+
147+
return `
139148
<svg
140149
width="${opt.width}"
141150
height="${opt.height}"
@@ -144,26 +153,32 @@ const renderClosed = (p: Point[], opt: RenderOptions): string => {
144153
>
145154
<g transform="${opt.transform || ""}">
146155
<path
147-
stroke="${opt.stroke || "none"}"
148-
stroke-width="${opt.strokeWidth || 0}"
156+
stroke="${stroke}"
157+
stroke-width="${strokeWidth}"
149158
fill="${opt.fill || "none"}"
150159
d="${path}"
151160
/>
152161
${guides}
153162
</g>
154163
</svg>
155-
`).replace(/\s+/g, " ");
164+
`.replace(/\s+/g, " ");
156165
};
157166

158-
console.log(renderClosed([
159-
{x: 700, y: 200, handles: {angle: -135, out: 80, in: 80}},
160-
{x: 300, y: 200, handles: {angle: 135, out: 80, in: 80}},
161-
{x: 300, y: 600, handles: {angle: 45, out: 80, in: 80}},
162-
{x: 700, y: 600, handles: {angle: -45, out: 80, in: 80}},
163-
], {
164-
width: 1000,
165-
height: 800,
166-
stroke: "blue",
167-
strokeWidth: 1,
168-
guides: true,
169-
}));
167+
console.log(
168+
renderClosed(
169+
[
170+
{x: 700, y: 200, handles: {angle: -135, out: 80, in: 80}},
171+
{x: 300, y: 200, handles: {angle: 135, out: 80, in: 80}},
172+
{x: 300, y: 600, handles: {angle: 45, out: 80, in: 80}},
173+
{x: 700, y: 600, handles: {angle: -45, out: 80, in: 80}},
174+
],
175+
{
176+
width: 1000,
177+
height: 800,
178+
fill: "pink",
179+
stroke: "red",
180+
strokeWidth: 2,
181+
guides: true,
182+
},
183+
),
184+
);

‎tsconfig.json

Lines changed: 31 additions & 0 deletions
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1+
{
2+
"exclude": [
3+
"example",
4+
"test",
5+
"node_modules"
6+
],
7+
"compilerOptions": {
8+
"target": "es5",
9+
"module": "commonjs",
10+
"moduleResolution": "node",
11+
"esModuleInterop": true,
12+
"lib": [
13+
"es2018", "dom"
14+
],
15+
"sourceMap": true,
16+
"removeComments": true,
17+
"declaration": true,
18+
"strict": true,
19+
"noImplicitAny": true,
20+
"strictNullChecks": true,
21+
"strictFunctionTypes": true,
22+
"strictPropertyInitialization": true,
23+
"alwaysStrict": true,
24+
"noUnusedLocals": true,
25+
"noUnusedParameters": true,
26+
"noImplicitReturns": true,
27+
"noFallthroughCasesInSwitch": true,
28+
"allowSyntheticDefaultImports": true,
29+
"stripInternal": true
30+
}
31+
}

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