FredGrit

2025年9月1日

WPF save datagrid items as jpg pictures page by page in mvvm

摘要： private ICommand saveAsJPGSCommand; public ICommand SaveAsJPGSCommand { get { if (saveAsJPGSCommand==null) { saveAsJPGSCommand=new DelCommand(async (o 阅读全文

posted @ 2025-09-01 19:49 FredGrit 阅读(12) 评论(0) 推荐(0)

2025年8月30日

WPF datagrid export multiple specified datagridrows into one picture by System.Drawing.Common graphics without blocking ui issues

摘要： Install-Package System.Drawing.Common; public ICommand SaveAsJPGSCommand { get { if (saveAsJPGSCommand==null) { saveAsJPGSCommand=new DelCommand(async 阅读全文

posted @ 2025-08-30 21:15 FredGrit 阅读(11) 评论(0) 推荐(0)

C# Stitch multiple pictures into one picture via System.Drawing.Common;

摘要： using System.Collections.ObjectModel; using System.ComponentModel; using System.Drawing; using System.IO; using System.Runtime.CompilerServices; using 阅读全文

posted @ 2025-08-30 21:02 FredGrit 阅读(19) 评论(0) 推荐(0)

2025年8月27日

WPF iTextSharp, export data in datagrid in pdf via mvvm

摘要： Install-Package itextsharp; Install-Package System.Drawing.Common; using iTextSharp.text; using iTextSharp.text.pdf; using System.Collections.ObjectMo 阅读全文

posted @ 2025-08-27 17:32 FredGrit 阅读(20) 评论(0) 推荐(0)

WPF save datagrid as jpgs row by row, withou block ui and responsive via Application.Current.Dispatcher.InvokeAsync

摘要： private ICommand exportASJPGCommand; public ICommand ExportASJPGCommand { get { if (exportASJPGCommand==null) { exportASJPGCommand=new DelCommand(Expo 阅读全文

posted @ 2025-08-27 11:34 FredGrit 阅读(12) 评论(0) 推荐(0)

2025年8月26日

C#,.net 8.0, iTextSharp 5.5.13.4 generate pdf with converting list<T> to table, Header with title and logo, footer with current page of total pages, add images proportionally

摘要： install-package iTextSharp --version 5.5.13.4; install-package System.Drawing.Common; using iTextSharp.text; using iTextSharp.text.pdf; using Org.Boun 阅读全文

posted @ 2025-08-26 18:03 FredGrit 阅读(28) 评论(0) 推荐(0)

WPF .net 8,itext 9.2.0

摘要： Install-Package itext -Version 9.2.0; Install-Package itext7.bouncy-castle-adapter; //xaml <Window x:Class="WpfApp59.MainWindow" xmlns="http://schemas 阅读全文

posted @ 2025-08-26 14:34 FredGrit 阅读(19) 评论(0) 推荐(0)

2025年8月25日

WPF rotate Circle via MouseDown,MouseMove,MouseUp in mvvm

摘要： //xaml <Window x:Class="WpfApp57.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/w 阅读全文

posted @ 2025-08-25 16:47 FredGrit 阅读(17) 评论(0) 推荐(0)

2025年8月24日

C# export string,image, list<T> as table, Header with Title and logo, Footer with currentPage/TotalPagesCount via iTextSharp.LGPLv2.Core;

摘要： install-package iTextSharp.LGPLv2.Core; using iTextSharp.text; using iTextSharp.text.pdf; using System.Diagnostics; using Document = iTextSharp.text.D 阅读全文

posted @ 2025-08-24 14:38 FredGrit 阅读(20) 评论(0) 推荐(0)

2025年8月22日

.net 8,iText 7,export string,image, list<class>as table in pdf

摘要： install-package itext7; install-package itext7.bouncy-castle-adapter; using iText.IO.Font.Constants; using iText.IO.Image; using iText.Kernel.Colors; 阅读全文

posted @ 2025-08-22 19:11 FredGrit 阅读(26) 评论(0) 推荐(0)

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