public void TestAutoShapeFonts()
        {
            string fontName = "Arial";
            float  fontSize = 16.5f;

            //Load update and save the file
            using (var presentation = new Presentation())
            {
                presentation.LoadFromFile("../../../TestFiles/TestFile - Assorted.pptx");
                PowerPointFontUtility.UpdateAllFontStyle(presentation, fontName, fontSize);
                presentation.SaveToFile("../../../OutputFile/OutputFile - Assorted.pptx", FileFormat.Auto);
            }

            //Load the processed file and inspect for the values
            using (var presentation = new Presentation())
            {
                presentation.LoadFromFile("../../../OutputFile/OutputFile - Assorted.pptx");
                foreach (ISlide slide in presentation.Slides)
                {
                    if (slide.Shapes != null)
                    {
                        foreach (var shape in slide.Shapes)
                        {
                            switch (shape)
                            {
                            case IAutoShape autoShape:
                                if (autoShape?.TextFrame != null)
                                {
                                    TextFrameAssert(autoShape?.TextFrame, fontName, fontSize);
                                }
                                break;

                            case ISmartArt smartArt:
                                if (smartArt.Nodes != null)
                                {
                                    foreach (ISmartArtNode node in smartArt.Nodes)
                                    {
                                        RecursiveNodeAssertion(node, fontName, fontSize);
                                    }
                                }
                                break;

                            case IChart chart:
                                ChartAssert(chart, fontName, fontSize);
                                break;
                            }
                        }
                    }
                }
            }
        }
Esempio n. 2
0
        public IActionResult ModifyText(IFormFile file, string fontName, float fontSize)
        {
            string outputFileRoute = string.Empty;

            using (var presentation = new Presentation())
            {
                //Load uploaded file
                presentation.LoadFromStream(file.OpenReadStream(), FileFormat.Auto);
                //Update all fonts
                PowerPointFontUtility.UpdateAllFontStyle(presentation, fontName, fontSize);
                //Generate filename
                string fileOutputName = $"{Config.OutputPrefix}-{DateTime.Now.ToFileTime()}.pptx";
                //Save to new file
                presentation.SaveToFile($"{Config.OutputFolder}/{fileOutputName}", FileFormat.Auto);
                outputFileRoute = $"{Config.OutputRoute}/{fileOutputName}";
            }

            return(Ok(outputFileRoute));
        }