53 lines
1.9 KiB
JavaScript
53 lines
1.9 KiB
JavaScript
|
import { buildHTMLStyles } from '../../html/utils/build-styles.mjs';
|
||
|
|
import { calcSVGTransformOrigin } from './transform-origin.mjs';
|
||
|
|
import { buildSVGPath } from './path.mjs';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Build SVG visual attrbutes, like cx and style.transform
|
||
|
|
*/
|
||
|
|
function buildSVGAttrs(state, { attrX, attrY, attrScale, originX, originY, pathLength, pathSpacing = 1, pathOffset = 0,
|
||
|
|
// This is object creation, which we try to avoid per-frame.
|
||
|
|
...latest }, options, isSVGTag, transformTemplate) {
|
||
|
|
buildHTMLStyles(state, latest, options, transformTemplate);
|
||
|
|
/**
|
||
|
|
* For svg tags we just want to make sure viewBox is animatable and treat all the styles
|
||
|
|
* as normal HTML tags.
|
||
|
|
*/
|
||
|
|
if (isSVGTag) {
|
||
|
|
if (state.style.viewBox) {
|
||
|
|
state.attrs.viewBox = state.style.viewBox;
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
state.attrs = state.style;
|
||
|
|
state.style = {};
|
||
|
|
const { attrs, style, dimensions } = state;
|
||
|
|
/**
|
||
|
|
* However, we apply transforms as CSS transforms. So if we detect a transform we take it from attrs
|
||
|
|
* and copy it into style.
|
||
|
|
*/
|
||
|
|
if (attrs.transform) {
|
||
|
|
if (dimensions)
|
||
|
|
style.transform = attrs.transform;
|
||
|
|
delete attrs.transform;
|
||
|
|
}
|
||
|
|
// Parse transformOrigin
|
||
|
|
if (dimensions &&
|
||
|
|
(originX !== undefined || originY !== undefined || style.transform)) {
|
||
|
|
style.transformOrigin = calcSVGTransformOrigin(dimensions, originX !== undefined ? originX : 0.5, originY !== undefined ? originY : 0.5);
|
||
|
|
}
|
||
|
|
// Render attrX/attrY/attrScale as attributes
|
||
|
|
if (attrX !== undefined)
|
||
|
|
attrs.x = attrX;
|
||
|
|
if (attrY !== undefined)
|
||
|
|
attrs.y = attrY;
|
||
|
|
if (attrScale !== undefined)
|
||
|
|
attrs.scale = attrScale;
|
||
|
|
// Build SVG path if one has been defined
|
||
|
|
if (pathLength !== undefined) {
|
||
|
|
buildSVGPath(attrs, pathLength, pathSpacing, pathOffset, false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
export { buildSVGAttrs };
|