public string convert(String path, List <String> imgList)
{
if (imgList == null || imgList.Count <= 0)
{
throw new Exception("image list is empty");
}
ImageInfoUtils utils = new ImageInfoUtils();
imgList = utils.filter(imgList);
Size max = utils.getSize(imgList.First());
String pptTempPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName)
, "Template\\template.pptx");
Console.WriteLine(max);
if (0 == max.Width || 0 == max.Height)
{
throw new Exception("image list are all invalid");
}
if (!File.Exists(pptTempPath))
{
throw new Exception("template file is not exists");
}
return(convert(path, pptTempPath, imgList, max));
}
private void fill(string filePath, List <string> list)
{
int imgId = 915;
Size max = new ImageInfoUtils().listMaxPPTSize(list);
using (PresentationDocument presentationDocument = PresentationDocument.Open(filePath, true))
{
PresentationPart presentationPart = presentationDocument.PresentationPart;
// reset slide.size
presentationPart.Presentation.SlideSize = new SlideSize()
{
Cx = max.Width, Cy = max.Height, Type = SlideSizeValues.Custom
};
// fill
foreach (string p in list)
{
Slide slide = initSlide(presentationPart, imgId.ToString());
fill(slide, max, p, imgId++);
Console.WriteLine(String.Format("Insert image[{0}] to slide[{1}]", p, imgId));
slide.Save();
}
presentationDocument.PresentationPart.Presentation.Save();
Console.WriteLine("Save PPTX");
}
}
public string convert(String path, List <String> imgList)
{
ImageInfoUtils utils = new ImageInfoUtils();
imgList = utils.filter(imgList);
Size max = utils.listMaxSize(imgList);
if (0 == max.Width || 0 == max.Height)
{
throw new Exception("image list are all invalid");
}
return(convert(path, imgList, max));
}
public string convert(String path, List <String> imgList, String tempPath)
{
// init
ImageInfoUtils utils = new ImageInfoUtils();
imgList = utils.filter(imgList);
Size max = utils.listMaxPPTSize(imgList);
tempPath = String.IsNullOrEmpty(tempPath) ? DEFAULT_TEMPLATE_PATH : tempPath;
// check
if (0 == max.Width || 0 == max.Height)
{
throw new Exception("The format of resource images is invalid");
}
if (!File.Exists(tempPath))
{
throw new Exception(String.Format("The pointed PPTX template[{0}] is not exists", tempPath));
}
return(convert(path, tempPath, imgList, max));
}
private void insert(string filePath, List <string> imgList)
{
int imgId = 915;
//Size max = new ImageInfoUtils().listMaxPPTSize(imgList);
Size max = new ImageInfoUtils().getPPTSize(imgList.First());
using (PresentationDocument presentationDocument = PresentationDocument.Open(filePath, true))
{
PresentationPart presentationPart = presentationDocument.PresentationPart;
presentationPart.Presentation.SlideSize = new SlideSize()
{
Cx = max.Width, Cy = max.Height, Type = SlideSizeValues.Custom
};
foreach (string img in imgList)
{
Slide slide = insertSlide(presentationPart, imgId.ToString());
insertImageInLastSlide(slide, max, img, imgId++);
slide.Save();
}
presentationDocument.PresentationPart.Presentation.Save();
}
}
public string convert(String path, List <PPTPage> pageList)
{
ImageInfoUtils utils = new ImageInfoUtils();
List <String> imgList = new List <string>();
pageList.ForEach(p =>
{
imgList.Add(p.Cover);
});
imgList = utils.filter(imgList);
Size max = utils.listMaxPPTSize(imgList);
String pptTempPath = System.Environment.CurrentDirectory + "\\..\\..\\Template\\template.pptx";
if (0 == max.Width || 0 == max.Height)
{
throw new Exception("image list are all invalid");
}
if (!File.Exists(pptTempPath))
{
throw new Exception("template file is not exists");
}
return(convert(path, pptTempPath, pageList, max));
}
private void insertImage(Slide slide, Size maxSize, string imagePath, int imgId)
{
P.Picture picture = new P.Picture();
string embedId = string.Empty;
string imageExt = getImageType(imagePath);
Size imgSize = new ImageInfoUtils().getPPTSize(imagePath);
embedId = "rId" + imgId.ToString();
P.NonVisualPictureProperties nonVisualPictureProperties = new P.NonVisualPictureProperties(
new P.NonVisualDrawingProperties()
{
Id = (UInt32Value)4U, Name = "Picture " + imgId
},
new P.NonVisualPictureDrawingProperties(new A.PictureLocks()
{
NoChangeAspect = true
}),
new P.ApplicationNonVisualDrawingProperties());
picture.Append(nonVisualPictureProperties);
UseLocalDpi useLocalDpi = new UseLocalDpi()
{
Val = false
};
useLocalDpi.AddNamespaceDeclaration("a14", "http://schemas.microsoft.com/office/drawing/2010/main");
BlipExtension blipExtension = new BlipExtension()
{
Uri = "{28A0092B-C50C-407E-A947-70E740481C1C}"
};
blipExtension.Append(useLocalDpi);
BlipExtensionList blipExtensionList = new BlipExtensionList();
blipExtensionList.Append(blipExtension);
Stretch stretch = new Stretch();
FillRectangle fillRectangle = new FillRectangle();
stretch.Append(fillRectangle);
P.ShapeProperties shapeProperties = new P.ShapeProperties()
{
Transform2D = new A.Transform2D()
{
Offset = new A.Offset()
{
X = (maxSize.Width - imgSize.Width) / 2, Y = (maxSize.Height - imgSize.Height) / 2
},
Extents = new A.Extents()
{
Cx = imgSize.Width, Cy = imgSize.Height
}
}
};
shapeProperties.Append(new A.PresetGeometry()
{
Preset = A.ShapeTypeValues.Rectangle, AdjustValueList = new A.AdjustValueList()
});
Blip blip = new Blip()
{
Embed = embedId
};
blip.Append(blipExtensionList);
P.BlipFill blipFill = new P.BlipFill()
{
Blip = blip
};
blipFill.Append(stretch);
picture.Append(blipFill);
picture.Append(shapeProperties);
slide.CommonSlideData.ShapeTree.AppendChild(picture);
ImagePart imagePart = slide.SlidePart.AddNewPart <ImagePart>(imageExt, embedId);
FileStream fileStream = new FileStream(imagePath, FileMode.Open);
imagePart.FeedData(fileStream);
fileStream.Close();
}
