hy_excelize/lib/xlsx/xform/wpsImg/xdr-blipFill-xform.js

买菜用。感谢：https://github.com/zurmokeeper/excelize.git

const BaseXform = require('../base-xform');

class XdrBlipFillXform extends BaseXform {

    render(xmlStream, model) {
        xmlStream.openNode('xdr:blipFill');

        xmlStream.leafNode('a:blip', model.blip);

        if(model.srcRect) {
            xmlStream.leafNode('a:srcRect', model.srcRect);
        }

        xmlStream.openNode('a:stretch');
        xmlStream.leafNode('a:fillRect');
        xmlStream.closeNode();

        xmlStream.closeNode();
    }

    parseOpen(node) {
        switch (node.name) {
            case 'xdr:blipFill':
                this.model = {};
                return true;
            case 'a:blip':
                this.model.blip = node.attributes;
                return true;
            case 'a:srcRect':
                this.model.srcRect = node.attributes;
                return true;
            case 'a:stretch':
            case 'a:fillRect':
                return true;
            default:
                throw new Error(`Unexpected xml node in parseOpen: ${JSON.stringify(node)}`);
        }
    }

    parseText() {}

    parseClose(name) {
        return name !== 'xdr:blipFill';
    }

}

module.exports = XdrBlipFillXform;