Function renderRichText

libs/echarts/echarts-en.simple.js:8588–8602

(hostEl, ctx, text, style, rect, prevEl)

}

function renderRichText(hostEl, ctx, text, style, rect, prevEl) {
    // Do not do cache for rich text because of the complexity.
    // But `RectText` this will be restored, do not need to clear other cache like `Style::bind`.
    if (prevEl !== WILL_BE_RESTORED) {
        ctx.__attrCachedBy = ContextCachedBy.NONE;
    }

    var contentBlock = hostEl.__textCotentBlock;

    if (!contentBlock || hostEl.__dirtyText) {
        contentBlock = hostEl.__textCotentBlock = parseRichText(text, style);
    }

    drawRichText(hostEl, ctx, contentBlock, style, rect);
}

function drawRichText(hostEl, ctx, contentBlock, style, rect) {
    var contentWidth = contentBlock.width;