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Merge branch 'main' into feature/ios

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This commit is contained in:
Michael Babienco
2026-03-24 20:46:51 +09:00
parent c53b41658a d90cd1354f
commit e71de9016e
10 changed files with 233 additions and 54 deletions
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src/MayShow.Shared/ViewModels/CreatePDFReportViewModel.cs
+186 -38
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@@ -28,6 +28,7 @@ using SixLabors.ImageSharp.PixelFormats;
using SixLabors.ImageSharp.Processing;
using System.Reflection.Metadata.Ecma335;
using Docnet.Core.Readers;
using MigraDoc.DocumentObjectModel.Visitors;
namespace MayShow.ViewModels;
@@ -576,6 +577,24 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
public byte[]? GetFont(string faceName)
{
LogInfo(string.Format("Loading font {0}", faceName));
if (faceName == "Noto Sans")
{
var path = Path.Combine(_processDir, "Assets/Fonts/Noto_Sans/static/NotoSans-Regular.ttf");
if (!File.Exists(path))
{
path = Path.Combine(_processDir, "../Resources/Assets/Fonts/Noto_Sans/static/NotoSans-Regular.ttf");
}
return File.ReadAllBytes(path);
}
if (faceName == "Noto Sans Bold")
{
var path = Path.Combine(_processDir, "Assets/Fonts/Noto_Sans/static/NotoSans-Bold.ttf");
if (!File.Exists(path))
{
path = Path.Combine(_processDir, "../Resources/Assets/Fonts/Noto_Sans/static/NotoSans-Bold.ttf");
}
return File.ReadAllBytes(path);
}
if (faceName == "Noto Sans JP")
{
var path = Path.Combine(_processDir, "Assets/Fonts/Noto_Sans_JP/static/NotoSansJP-Regular.ttf");
@@ -600,6 +619,14 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
public FontResolverInfo? ResolveTypeface(string familyName, bool bold, bool italic)
{
// LogInfo(string.Format("Resolving font name {0}", familyName));
if (familyName == "Noto Sans")
{
if (bold)
{
return new FontResolverInfo(familyName + " Bold");
}
return new FontResolverInfo(familyName);
}
if (familyName == "Noto Sans JP")
{
if (bold)
@@ -611,6 +638,43 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
return null;
}
private Paragraph GetFooterParagraph()
{
var footerPar = new Paragraph();
footerPar.Format.Alignment = ParagraphAlignment.Center;
footerPar.Format.Font.Size = 10;
footerPar.AddText("--Page ");
footerPar.AddPageField();
footerPar.AddText(" of ");
footerPar.AddNumPagesField();
footerPar.AddText("--");
footerPar.AddLineBreak();
footerPar.AddText("Report generated on " + DateTime.Now.ToString("f"));
footerPar.Tag = "FooterPar";
footerPar.Format.Font.Name = "Noto Sans";
return footerPar;
}
private decimal GetExistingPageItemHeight(PdfDocumentRenderer pdfRenderer, decimal footerParagraphHeight)
{
pdfRenderer.DocumentRenderer.PrepareDocument();
var currPageCount = pdfRenderer.DocumentRenderer.FormattedDocument?.PageCount;
var heightForExistingItemsOnPage = footerParagraphHeight;
if (currPageCount.HasValue)
{
var renderInfo = pdfRenderer.DocumentRenderer.GetRenderInfoFromPage(currPageCount.Value);
if (renderInfo != null)
{
// Console.WriteLine("Got render info for page: {0}", currPageCount);
foreach (var item in renderInfo)
{
heightForExistingItemsOnPage += (decimal)item.LayoutInfo.ContentArea.Height.Inch;
}
}
}
return heightForExistingItemsOnPage;
}
// https://forum.pdfsharp.net/viewtopic.php?f=2&t=1025
private async Task CreatePDF(string folderPath)
{
@@ -622,12 +686,26 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
await DialogHost.Show(new WarningViewModel("Output directory not found! Please adjust your application Settings before continuing. Output directory: " + outputDir));
return;
}
// setup globals and consts...
GlobalFontSettings.FontResolver = this;
GlobalFontSettings.FallbackFontResolver = new FailsafeFontResolver();
const decimal pageWidth = 8.5m;
const decimal pageHeight = 11.0m;
const decimal margin = 0.5m;
const int imageResolution = 72;
const int imageInsertMarginPixels = 30; // we calculate max available; use max - this # for max image size
var maxItemPxWidth = ((pageWidth - (2 * margin)) * imageResolution) - imageInsertMarginPixels;
// start making PDF!
IsCreatingPDF = true;
var pdfDoc = new Document();
var outputFileName = ReportTitle + ".pdf";
var folderName = new DirectoryInfo(folderPath).Name;
const int imageWidth = 425;
const int maxImageWidth = 425;
var imageLineFormat = new MigraDoc.DocumentObjectModel.Shapes.LineFormat()
{
Color = Colors.Black,
Width = Unit.FromPoint(2),
};;
if (folderName.Contains('-'))
{
// see if year/month format
@@ -642,33 +720,51 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
LogInfo("Auto-changed output file name to " + outputFileName);
}
}
// setup initial section (for page characteristics)
var section = pdfDoc.AddSection();
section.PageSetup.PageFormat = PageFormat.Letter;
section.PageSetup.PageWidth = "8.5in";
section.PageSetup.PageHeight = "11in";
section.PageSetup.TopMargin = "0.5in";
section.PageSetup.RightMargin = "0.5in";
section.PageSetup.BottomMargin = "0.5in";
section.PageSetup.LeftMargin = "0.5in";
section.PageSetup.PageWidth = pageWidth + "in";
section.PageSetup.PageHeight = pageHeight + "in";
section.PageSetup.TopMargin = margin + "in";
section.PageSetup.RightMargin = margin + "in";
section.PageSetup.BottomMargin = margin + "in";
section.PageSetup.LeftMargin = margin + "in";
// setup footer for page number
var footerPar = new Paragraph();
footerPar.Format.Alignment = ParagraphAlignment.Center;
footerPar.Format.Font.Size = 10;
footerPar.AddText("--Page ");
footerPar.AddPageField();
footerPar.AddText(" of ");
footerPar.AddNumPagesField();
footerPar.AddText("--");
footerPar.AddLineBreak();
footerPar.AddText("Report generated on " + DateTime.Now.ToString("f"));
var footerPar = GetFooterParagraph();
section.Footers.Primary.Add(footerPar);
// add report title
// create a quick PDF doc renderer to measure footer paragraph height
var footerParagraphHeight = 0.4m; // estimate
var footerOnlyPdfDoc = new Document();
var sectionClone = section.Clone();
footerOnlyPdfDoc.Add(sectionClone);
sectionClone.Add(GetFooterParagraph());
var footerPdfRenderer = new PdfDocumentRenderer
{
Document = footerOnlyPdfDoc
};
footerPdfRenderer.DocumentRenderer.PrepareDocument();
var footerRenderInfo = footerPdfRenderer.DocumentRenderer.GetRenderInfoFromPage(1);
if (footerRenderInfo != null)
{
foreach (var item in footerRenderInfo)
{
if (item.DocumentObject.Tag?.ToString() == "FooterPar")
{
Console.WriteLine("Got footer paragraph height!");
footerParagraphHeight = (decimal)item.LayoutInfo.ContentArea.Height.Inch;
break;
}
}
}
// continue setting up document
// First page only: add report title
var reportTitlePar = section.AddParagraph();
reportTitlePar.Format.Alignment = ParagraphAlignment.Center;
reportTitlePar.Format.Font.Size = 16;
reportTitlePar.Format.Font.Bold = true;
reportTitlePar.Format.Font.Name = "Noto Sans JP"; // has english letters in it, too
reportTitlePar.AddText(ReportTitle);
reportTitlePar.Tag = "TitlePar";
// get converted files directory path and create it if necessary
var convertedDir = Path.Combine(Utilities.GetInternalDataPath(), "converted");
if (!Directory.Exists(convertedDir))
@@ -676,8 +772,11 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
Directory.CreateDirectory(convertedDir);
}
//
GlobalFontSettings.FontResolver = this;
GlobalFontSettings.FallbackFontResolver = new FailsafeFontResolver();
var pdfRenderer = new PdfDocumentRenderer
{
Document = pdfDoc,
WorkingDirectory = folderPath
};
var hasAddedData = false;
for (var i = 0; i < ReportFiles.Count; i++)
{
@@ -704,12 +803,14 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
imageTitlePar.Format.Font.Bold = true;
imageTitlePar.Format.Font.Name = "Noto Sans JP"; // has english letters in it, too
imageTitlePar.AddText(string.IsNullOrWhiteSpace(file.Title) ? file.FileName : file.Title);
imageTitlePar.Tag = "ReceiptTitlePar";
var receiptDatePar = section.AddParagraph();
receiptDatePar.Format.Alignment = ParagraphAlignment.Center;
receiptDatePar.Format.Font.Size = 12;
receiptDatePar.Format.Font.Bold = true;
receiptDatePar.Format.Font.Name = "Noto Sans JP"; // has english letters in it, too
receiptDatePar.AddText(file.ReceiptDate.ToString("yyyy-MM-dd"));
receiptDatePar.Tag = "ReceiptDatePar";
if (!string.IsNullOrWhiteSpace(file.Notes))
{
var imageNotesPar = section.AddParagraph();
@@ -718,8 +819,10 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
imageNotesPar.Format.Font.Bold = false;
imageNotesPar.Format.Font.Name = "Noto Sans JP";
imageNotesPar.AddText(file.Notes);
imageNotesPar.Tag = "ReceiptNotesPar";
}
section.AddParagraph(); // add empty line for spacing
var emptyPar = section.AddParagraph(); // add empty line for spacing
emptyPar.Tag = "EmptyParagraph";
// now add the image
var lowerName = fileName.ToLower();
var isPDF = lowerName.EndsWith(".pdf");
@@ -731,6 +834,14 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
var info = new FileInfo(file.FilePath);
uint loadedImageWidth = 0;
uint loadedImageHeight = 0;
// get max pixel height remaining for items on this page
// (For multi-page PDFs, showing page 2 and on will have more height since they have no title,
// but to keep things consistent we will use the same height for all PDF pages.)
// render up to now on this page and get height remaining in inches
var currPageCount = pdfRenderer.DocumentRenderer.FormattedDocument?.PageCount;
var heightForExistingItemsOnPage = GetExistingPageItemHeight(pdfRenderer, footerParagraphHeight);
var remainingHeightInches = pageHeight - (2 * margin) - heightForExistingItemsOnPage;
var remainingHeightPixels = (remainingHeightInches * imageResolution) - imageInsertMarginPixels;
if (!isPDF)
{
using var mImage = new MagickImage(info.FullName);
@@ -776,17 +887,23 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
var paragraph = section.AddParagraph();
paragraph.Format.Alignment = ParagraphAlignment.Center;
var image = paragraph.AddImage(filePath);
image.LockAspectRatio = true;
if (!isPDF && loadedImageHeight > 600)
image.Resolution = imageResolution; // dots per inch
image.Tag = "ReceiptImageTag";
paragraph.Tag = "ReceiptImageParagraphTag";
image.LineFormat = imageLineFormat.Clone();
// resize down until it will fit on the page
while (loadedImageHeight > remainingHeightPixels || loadedImageWidth > maxItemPxWidth)
{
image.Height = 550; // make sure it will fit on one page
}
else
{
image.Width = imageWidth; // can't be too wide now...not sure why...maybe due to margins...
// Console.WriteLine("Image height = {0}, width = {1}; decreasing size by 5% to h={2}, w={3}", loadedImageHeight, loadedImageWidth, (uint)Math.Floor(loadedImageHeight * 0.95), (uint)Math.Floor(loadedImageWidth * 0.95));
// keep reducing size by 5% (little by little) until it fits on the page
// ...might skew ever so slightly but should not be noticable...
loadedImageHeight = (uint)Math.Floor(loadedImageHeight * 0.95);
loadedImageWidth = (uint)Math.Floor(loadedImageWidth * 0.95);
}
image.Height = loadedImageHeight;
image.Width = loadedImageWidth;
}
else
else // isPDF
{
// need to render PDF to images
if (_settings.UseDocnetPDFImageRendering)
@@ -825,9 +942,23 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
pgCount == 1 ? "" : "s"));
var paragraph = section.AddParagraph();
paragraph.Format.Alignment = ParagraphAlignment.Center;
// get image height/width off of disk so we can resize down if needed
var image = paragraph.AddImage(convertedPdfImagePath);
image.Width = imageWidth;
image.LockAspectRatio = true;
image.LineFormat = imageLineFormat.Clone();
using (var firstPdfPageImage = new MagickImage(convertedPdfImagePath))
{
var pdfPageImageWidth = firstPdfPageImage.Width;
var pdfPageImageHeight = firstPdfPageImage.Height;
// resize down until it will fit on the page
while (pdfPageImageHeight > remainingHeightPixels || pdfPageImageWidth > maxItemPxWidth)
{
pdfPageImageHeight = (uint)Math.Floor(pdfPageImageHeight * 0.95);
pdfPageImageWidth = (uint)Math.Floor(pdfPageImageWidth * 0.95);
}
image.Height = pdfPageImageHeight;
image.Width = pdfPageImageWidth;
}
for (var j = 1; j < pgCount; j++)
{
section.AddPageBreak();
@@ -836,18 +967,37 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
convertedPdfImagePath = RenderPdfPageToImage(docReader, j);
image = paragraph.AddImage(convertedPdfImagePath);
image.LockAspectRatio = true;
image.Width = imageWidth;
image.Width = maxImageWidth;
image.LineFormat = imageLineFormat.Clone();
using (var otherPdfPageImage = new MagickImage(convertedPdfImagePath))
{
var pdfPageImageWidth = otherPdfPageImage.Width;
var pdfPageImageHeight = otherPdfPageImage.Height;
// resize down until it will fit on the page
while (pdfPageImageHeight > remainingHeightPixels || pdfPageImageWidth > maxItemPxWidth)
{
pdfPageImageHeight = (uint)Math.Floor(pdfPageImageHeight * 0.95);
pdfPageImageWidth = (uint)Math.Floor(pdfPageImageWidth * 0.95);
}
image.Height = pdfPageImageHeight;
image.Width = pdfPageImageWidth;
}
}
}
}
else
{
// use older, not-docnet rendering method.
// uses MigraDoc rendering. Does not work with annotations, and since Migradoc
// doesn't let us know how big the image is, we can't do the image resizing, so
// we just do our best.
// render first page (eventually need to improve code to just do everything in a loop)
var paragraph = section.AddParagraph();
paragraph.Format.Alignment = ParagraphAlignment.Center;
var image = paragraph.AddImage(filePath);
image.LockAspectRatio = true;
image.Width = imageWidth; // can't be too wide now...not sure why...maybe due to margins...
image.Width = maxImageWidth; // can't be too wide now...not sure why...maybe due to margins...
image.LineFormat = imageLineFormat.Clone();
// render other PDF pages, if any
// see: https://stackoverflow.com/a/65091204/3938401
var pdfFileToAdd = PdfReader.Open(filePath, PdfDocumentOpenMode.Import);
@@ -862,20 +1012,18 @@ class CreatePDFReportViewModel : BaseViewModel, IFontResolver, ICanCheckShutdown
paragraph.Format.Alignment = ParagraphAlignment.Center;
image = paragraph.AddImage(filePath + "#" + j);
image.LockAspectRatio = true;
image.Width = imageWidth;
image.Width = maxImageWidth;
image.LineFormat = imageLineFormat.Clone();
}
}
}
LogInfo(string.Format("Added image: {0} ({1})", file.Title, filePath));
hasAddedData = true;
}
var pdfRenderer = new PdfDocumentRenderer
{
Document = pdfDoc,
WorkingDirectory = folderPath
};
LogInfo("Rendering document to PDF file...");
pdfRenderer.DocumentRenderer.PrepareDocument(); // needed if you make edits after first PrepareDocument() is called
pdfRenderer.RenderDocument();
// actually save to disk now
string outputPDFFilePath = Path.Join(outputDir, outputFileName);
LogInfo("Saving PDF document to disk...");
pdfRenderer.PdfDocument.Save(outputPDFFilePath);