TEAMModelHTEX/HTEXLib/Builders/PPTContainerShapeBuilder.cs

using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Presentation;
using HTEXLib.Models;
using HTEXLib.Models.Inner;
using System;
using System.Collections.Generic;
using System.Linq;

namespace HTEXLib.Builders
{
    internal class PPTContainerShapeBuilder
    {
        public PPTContainerShape GetPPTContainerShape(SlideLayoutPart slidePart, PPTSlide slide)
        {
            var pptContainerShape = new PPTContainerShape();
            pptContainerShape.Elements = new List<PPTShapeBase>();
            var objs = slidePart.SlideLayout.Descendants();

            foreach (object obj in objs)
            {

                if (typeof(DocumentFormat.OpenXml.Presentation.Shape).Equals(obj.GetType()))
                {
                    //p:sp
                    pptContainerShape.Elements.Add(new PPTShape(slidePart, (DocumentFormat.OpenXml.Presentation.Shape)obj, slide));
                }
                else if (typeof(Picture).Equals(obj.GetType()))
                {
                    //p:pic
                    pptContainerShape.Elements.Add(new PPTImage(slidePart, (Picture)obj));
                }
                else if (typeof(GraphicFrame).Equals(obj.GetType()))
                {
                    //p:graphicFrame  Chart, Diagram, Table
                    pptContainerShape.Elements.Add(new PPTGraphicFrame(slidePart, (GraphicFrame)obj));
                }
                else if (typeof(GroupShape).Equals(obj.GetType()))
                {
                    //p:grpSp
                    pptContainerShape.Elements.Add(new PPTGroupShape(slidePart, (GroupShape)obj,slide));
                }
                else if (typeof(ConnectionShape).Equals(obj.GetType()))
                {
                    //p:cxnSp
                    pptContainerShape.Elements.Add(new PPTConnectionShape(slidePart, (ConnectionShape)obj));
                }
                else if (typeof(AlternateContent).Equals(obj.GetType()))
                {
                    ///Equations and formulas as Image  处理公式 方程等
                    AlternateContent alternateContent = (AlternateContent)obj;
                    var element = alternateContent.ChildElements.Where(x => typeof(AlternateContentFallback).Equals(x.GetType())).FirstOrDefault();
                    if (element != null)
                    {
                        AlternateContentFallback alternateContentFallback = (AlternateContentFallback)element;
                        if (alternateContentFallback.ChildElements.First() is DocumentFormat.OpenXml.Presentation.Shape shapea)
                        {
                            pptContainerShape.Elements.Add(new PPTShape(slidePart, shapea, slide));
                        }
                        else if (alternateContentFallback.ChildElements.First() is DocumentFormat.OpenXml.Presentation.Picture Picturea)
                        {
                            pptContainerShape.Elements.Add(new PPTImage(slidePart, Picturea));
                        }
                    }
                    //MathML
                    // pptContainerShape.Elements.Add(new PPTAlternateContent(slidePart, (AlternateContent)obj, slide));
                    ///  处理公式 方程等
                }
            }
            return pptContainerShape;
        }
        public PPTContainerShape GetPPTContainerShape(SlidePart slidePart, PPTSlide slide)
        {
            var pptContainerShape = new PPTContainerShape();
            pptContainerShape.Elements = new List<PPTShapeBase>();
            var objs = slidePart.Slide.Descendants();

            foreach (object obj in objs)
            {
               
                if (typeof(DocumentFormat.OpenXml.Presentation.Shape).Equals(obj.GetType()))
                { 
                    //p:sp
                    pptContainerShape.Elements.Add(new PPTShape(slidePart, (DocumentFormat.OpenXml.Presentation.Shape)obj, slide));
                }
                else if (typeof(Picture).Equals(obj.GetType()))
                {
                    //p:pic
                    pptContainerShape.Elements.Add(new PPTImage(slidePart, (Picture)obj));
                }
                else if (typeof(GraphicFrame).Equals(obj.GetType()))
                {
                    //p:graphicFrame  Chart, Diagram, Table
                    pptContainerShape.Elements.Add(new PPTGraphicFrame(slidePart, (GraphicFrame)obj));
                }
                else if (typeof(GroupShape).Equals(obj.GetType()))
                {
                    //p:grpSp
                    pptContainerShape.Elements.Add(new PPTGroupShape(slidePart, (GroupShape)obj,slide));
                }
                else if (typeof(ConnectionShape).Equals(obj.GetType()))
                {
                    //p:cxnSp
                    pptContainerShape.Elements.Add(new PPTConnectionShape(slidePart, (ConnectionShape)obj));
                }
                else if (typeof(AlternateContent).Equals(obj.GetType())) {
                    ///Equations and formulas as Image  处理公式 方程等
                    AlternateContent alternateContent = (AlternateContent)obj;
                    var  element = alternateContent.ChildElements.Where(x =>typeof(AlternateContentFallback).Equals(x.GetType())).FirstOrDefault();
                    if (element != null) {
                        AlternateContentFallback alternateContentFallback = (AlternateContentFallback)element;
                        if (alternateContentFallback.ChildElements.First() is DocumentFormat.OpenXml.Presentation.Shape shapea)
                        {
                            pptContainerShape.Elements.Add(new PPTShape(slidePart, shapea, slide));
                        }
                        else if (alternateContentFallback.ChildElements.First() is DocumentFormat.OpenXml.Presentation.Picture Picturea)
                        {
                            pptContainerShape.Elements.Add(new PPTImage(slidePart, Picturea));
                        }
                    }
                    //MathML
                   // pptContainerShape.Elements.Add(new PPTAlternateContent(slidePart, (AlternateContent)obj, slide));
                    ///  处理公式 方程等
                }
            }
            return pptContainerShape;
        }
    }
}