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Add viewBox and preserveAspectRatio properties to web component

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This commit is contained in:
Vjacheslav Trushkin 2022-05-20 19:40:17 +03:00
parent 11a298690b
commit 95ff16aee9
9 changed files with 203 additions and 16 deletions
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4
iconify-icon/icon/README.md
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@ -21,13 +21,13 @@ Iconify Icon web component renders icons.
Add this line to your page to load IconifyIcon (you can add it to `<head>` section of the page or before `</body>`):
```html
<script src="https://code.iconify.design/iconify-icon/0.0.4/iconify-icon.min.js"></script>
<script src="https://code.iconify.design/iconify-icon/0.0.5/iconify-icon.min.js"></script>
```
or
```html
<script src="https://cdn.jsdelivr.net/npm/iconify-icon@0.0.4/dist/iconify-icon.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/iconify-icon@0.0.5/dist/iconify-icon.min.js"></script>
```
or, if you are building a project with something like WebPack or Rollup, you can include the script by installing `iconify-icon` as a dependency and importing it in your project:

4
iconify-icon/icon/package-lock.json generated
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@ -1,12 +1,12 @@
{
"name": "iconify-icon",
"version": "0.0.4",
"version": "0.0.5",
"lockfileVersion": 2,
"requires": true,
"packages": {
"": {
"name": "iconify-icon",
"version": "0.0.4",
"version": "0.0.5",
"license": "MIT",
"dependencies": {
"@iconify/types": "^1.1.0"

2
iconify-icon/icon/package.json
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@ -2,7 +2,7 @@
"name": "iconify-icon",
"description": "Icon web component that loads icon data on demand. Over 100,000 icons to choose from",
"author": "Vjacheslav Trushkin <cyberalien@gmail.com> (https://iconify.design)",
"version": "0.0.4",
"version": "0.0.5",
"license": "MIT",
"main": "./dist/iconify-icon.cjs",
"types": "./dist/iconify-icon.d.ts",

28
iconify-icon/icon/src/attributes/customisations.ts
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@ -2,16 +2,25 @@ import type { FullIconCustomisations } from '@iconify/utils/lib/customisations';
import { defaults } from '@iconify/utils/lib/customisations';
import { rotateFromString } from '@iconify/utils/lib/customisations/rotate';
import { flipFromString } from '@iconify/utils/lib/customisations/flip';
// Remove 'inline' from defaults
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const { inline, ...defaultCustomisations } = defaults;
export { defaultCustomisations };
import type { IconifyIconSVGAttributes } from './types';
/**
* Customisations that affect rendering
*/
export type RenderedIconCustomisations = Omit<FullIconCustomisations, 'inline'>;
export type RenderedIconCustomisations = Omit<
FullIconCustomisations,
'inline'
> &
IconifyIconSVGAttributes;
// Remove 'inline' from defaults
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const { inline, ...defaultCustomisations } = {
...defaults,
viewBox: '',
preserveAspectRatio: '',
} as IconifyIconSVGAttributes & FullIconCustomisations;
export { defaultCustomisations };
/**
* Get customisations
@ -34,6 +43,13 @@ export function getCustomisations(node: Element): RenderedIconCustomisations {
// Flip
flipFromString(customisations, attr('flip', ''));
// SVG attributes
customisations.viewBox = attr('viewBox', attr('viewbox', ''));
customisations.preserveAspectRatio = attr(
'preserveAspectRatio',
attr('preserveaspectratio', '')
);
return customisations;
}

16
iconify-icon/icon/src/attributes/types.ts
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@ -1,5 +1,13 @@
import type { IconifyIcon } from '@iconify/types';
/**
* SVG attributes that can be overwritten
*/
export interface IconifyIconSVGAttributes {
viewBox: string;
preserveAspectRatio: string;
}
/**
* Icon render modes
*
@ -33,7 +41,8 @@ export type IconifyIconCustomisationProperties = {
* All properties
*/
export interface IconifyIconProperties
extends IconifyIconCustomisationProperties {
extends IconifyIconCustomisationProperties,
Partial<IconifyIconSVGAttributes> {
// Icon to render: name, object or serialised object
icon: string | IconifyIcon;
@ -49,8 +58,9 @@ export interface IconifyIconProperties
*/
export interface IconifyIconAttributes
extends Partial<
Record<keyof Omit<IconifyIconProperties, 'icon' | 'mode'>, string>
> {
Record<keyof Omit<IconifyIconProperties, 'icon' | 'mode'>, string>
>,
Partial<IconifyIconSVGAttributes> {
// Icon to render: name or serialised object
icon: string;

37
iconify-icon/icon/src/render/icon.ts
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@ -1,18 +1,53 @@
import type { IconifyIcon } from '@iconify/types';
import { iconToSVG } from '@iconify/utils/lib/svg/build';
import type { RenderedState } from '../state';
import { renderSPAN } from './span';
import { renderSVG } from './svg';
// viewBox properties order
const viewBoxProps: (keyof IconifyIcon)[] = ['left', 'top', 'width', 'height'];
/**
* Render icon
*/
export function renderIcon(parent: Element | ShadowRoot, state: RenderedState) {
let iconData = state.icon.data;
const customisations = state.customisations;
// Custom viewBox
const viewBox = customisations.viewBox;
if (viewBox) {
const parts = viewBox.split(/\s+/);
const customisedViewBox: Partial<IconifyIcon> = {};
let failed = false;
if (parts.length === 4) {
for (let i = 0; i < 4; i++) {
const num = parseFloat(parts[i]);
if (isNaN(num)) {
failed = true;
} else {
customisedViewBox[viewBoxProps[i] as 'left'] = num;
}
}
if (!failed) {
iconData = {
...iconData,
...customisedViewBox,
};
}
}
}
// Render icon
const iconData = state.icon.data;
const renderData = iconToSVG(iconData, {
...state.customisations,
inline: state.inline,
});
if (customisations.preserveAspectRatio) {
renderData.attributes['preserveAspectRatio'] =
customisations.preserveAspectRatio;
}
const mode = state.renderedMode;
let node: Element;

55
iconify-icon/icon/tests/customisations-test.ts
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@ -66,6 +66,61 @@ describe('Testing customisations', () => {
});
expect(haveCustomisationsChanged(test3, test2)).toBe(true);
expect(haveCustomisationsChanged(test1, test3)).toBe(true);
expect(haveCustomisationsChanged(test3, emptyCustomisations)).toBe(
true
);
expect(getInline(testNode)).toBe(false);
// viewBox
node.innerHTML = '<span viewBox="0 0 24 24"></span>';
testNode = node.lastChild as HTMLSpanElement;
const test4 = getCustomisations(testNode);
expect(test4).toEqual({
...defaultCustomisations,
viewBox: '0 0 24 24',
});
expect(haveCustomisationsChanged(test4, emptyCustomisations)).toBe(
true
);
node.innerHTML = '<span viewbox="0 0 32 32"></span>';
testNode = node.lastChild as HTMLSpanElement;
const test5 = getCustomisations(testNode);
expect(test5).toEqual({
...defaultCustomisations,
viewBox: '0 0 32 32',
});
expect(haveCustomisationsChanged(test5, test4)).toBe(true);
expect(haveCustomisationsChanged(test5, emptyCustomisations)).toBe(
true
);
// preserveAspectRatio
node.innerHTML = '<span preserveAspectRatio="xMidYMid meet"></span>';
testNode = node.lastChild as HTMLSpanElement;
const test6 = getCustomisations(testNode);
expect(test6).toEqual({
...defaultCustomisations,
preserveAspectRatio: 'xMidYMid meet',
});
expect(haveCustomisationsChanged(test6, emptyCustomisations)).toBe(
true
);
node.innerHTML = '<span preserveaspectratio="xMidYMin slice"></span>';
testNode = node.lastChild as HTMLSpanElement;
const test7 = getCustomisations(testNode);
expect(test7).toEqual({
...defaultCustomisations,
preserveAspectRatio: 'xMidYMin slice',
});
expect(haveCustomisationsChanged(test7, emptyCustomisations)).toBe(
true
);
expect(haveCustomisationsChanged(test7, test6)).toBe(true);
});
});

59
iconify-icon/icon/tests/render-icon-test.ts
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@ -69,6 +69,65 @@ describe('Testing rendering loaded icon', () => {
);
});
it('SVG with custom attributes', () => {
// Setup DOM
const doc = setupDOM('').window.document;
// Create container node and add style
const node = doc.createElement('div');
updateStyle(node, false);
// Render SVG
renderIcon(node, {
rendered: true,
icon: {
value: 'whatever',
data: {
...iconDefaults,
body: '<g />',
},
},
renderedMode: 'svg',
inline: false,
customisations: {
...defaultCustomisations,
viewBox: '0 0 48 24',
preserveAspectRatio: 'xMidYMid meet',
},
});
// Test HTML
expect(node.innerHTML).toBe(
`<style>${expectedBlock}</style><svg xmlns="http://www.w3.org/2000/svg" width="2em" height="1em" viewBox="0 0 48 24" preserveAspectRatio="xMidYMid meet"><g></g></svg>`
);
// Replace icon content
renderIcon(node, {
rendered: true,
icon: {
value: 'whatever',
data: {
...iconDefaults,
width: 24,
height: 24,
body: '<g><path d="" /></g>',
},
},
renderedMode: 'svg',
inline: false,
customisations: {
...defaultCustomisations,
rotate: 1,
height: 'auto',
},
});
// Test HTML
expect(node.innerHTML).toBe(
`<style>${expectedBlock}</style><svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><g transform="rotate(90 12 12)"><g><path d=""></path></g></g></svg>`
);
});
it('Render as SPAN', () => {
// Setup DOM
const doc = setupDOM('').window.document;

14
iconify-icon/solid/src/iconify.tsx
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@ -88,7 +88,17 @@ export interface IconifyIconProps
* Solid component
*/
export function Icon(props: IconifyIconProps): JSX.Element {
let { icon, mode, inline, rotate, flip, width, height } = props;
let {
icon,
mode,
inline,
rotate,
flip,
width,
height,
viewBox,
preserveAspectRatio,
} = props;
// Convert icon to string
if (typeof icon === 'object') {
@ -105,6 +115,8 @@ export function Icon(props: IconifyIconProps): JSX.Element {
attr:flip={flip}
attr:width={width}
attr:height={height}
attr:viewBox={viewBox}
attr:preserveAspectRatio={preserveAspectRatio}
{...props}
/>
);