excel-builder/src/Excel/Drawing/Picture.js

An easy way of building Excel files with javascript

"use strict";
var _ = require('lodash');
var util = require('../util');
var Drawing = require('./index');

var Picture = function () {
    this.media = null;
    this.id = _.uniqueId('Picture');
    this.pictureId = util.uniqueId('Picture');
    this.fill = {};
    this.mediaData = null;
};

Picture.prototype = new Drawing();

_.extend(Picture.prototype, {
    setMedia: function (mediaRef) {
        this.mediaData = mediaRef;
    },
    setDescription: function (description) {
        this.description = description;
    },
    setFillType: function (type) {
        this.fill.type = type;
    },
    setFillConfig: function (config) {
        _.extend(this.fill, config);
    },
    getMediaType: function () {
        return 'image';
    },
    getMediaData: function () {
        return this.mediaData;
    },
    setRelationshipId: function (rId) {
        this.mediaData.rId = rId;
    },
    toXML: function (xmlDoc) {
        var pictureNode = util.createElement(xmlDoc, 'xdr:pic');

        var nonVisibleProperties = util.createElement(xmlDoc, 'xdr:nvPicPr');

        var nameProperties = util.createElement(xmlDoc, 'xdr:cNvPr', [
            ['id', this.pictureId],
            ['name', this.mediaData.fileName],
            ['descr', this.description || ""]
        ]);
        nonVisibleProperties.appendChild(nameProperties);
        var nvPicProperties = util.createElement(xmlDoc, 'xdr:cNvPicPr');
        nvPicProperties.appendChild(util.createElement(xmlDoc, 'a:picLocks', [
            ['noChangeAspect', '1'],
            ['noChangeArrowheads', '1']
        ]));
        nonVisibleProperties.appendChild(nvPicProperties);
        pictureNode.appendChild(nonVisibleProperties);
        var pictureFill = util.createElement(xmlDoc, 'xdr:blipFill');
        pictureFill.appendChild(util.createElement(xmlDoc, 'a:blip', [
            ['xmlns:r', util.schemas.relationships],
            ['r:embed', this.mediaData.rId]
        ]));
        pictureFill.appendChild(util.createElement(xmlDoc, 'a:srcRect'));
        var stretch = util.createElement(xmlDoc, 'a:stretch');
        stretch.appendChild(util.createElement(xmlDoc, 'a:fillRect'));
        pictureFill.appendChild(stretch);
        pictureNode.appendChild(pictureFill);

        var shapeProperties = util.createElement(xmlDoc, 'xdr:spPr', [
            ['bwMode', 'auto']
        ]);

        var transform2d = util.createElement(xmlDoc, 'a:xfrm');
        shapeProperties.appendChild(transform2d);

        var presetGeometry = util.createElement(xmlDoc, 'a:prstGeom', [
            ['prst', 'rect']
        ]);
        shapeProperties.appendChild(presetGeometry);



        pictureNode.appendChild(shapeProperties);
//            <xdr:spPr bwMode="auto">
//                <a:xfrm>
//                    <a:off x="1" y="1"/>
//                    <a:ext cx="1640253" cy="1885949"/>
//                </a:xfrm>
//                <a:prstGeom prst="rect">
//                    <a:avLst/>
//                </a:prstGeom>
//                <a:noFill/>
//                <a:extLst>
//                    <a:ext uri="{909E8E84-426E-40DD-AFC4-6F175D3DCCD1}">
//                        <a14:hiddenFill xmlns:a14="http://schemas.microsoft.com/office/drawing/2010/main">
//                            <a:solidFill>
//                                <a:srgbClr val="FFFFFF"/>
//                            </a:solidFill>
//                        </a14:hiddenFill>
//                    </a:ext>
//                </a:extLst>
//            </xdr:spPr>
//
        return this.anchor.toXML(xmlDoc, pictureNode);
    }
});

module.exports = Picture;