FredGrit

2024年6月16日

WPF customized Image control can add watermark , save and restore

摘要： //usercontrol //xaml <UserControl x:Class="WpfApp173.ImageZoomPanWatermark" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x= 阅读全文

posted @ 2024-06-16 19:23 FredGrit 阅读(6) 评论(0) 推荐(0) 编辑

C# convert ImageSource to byte array

摘要： using Microsoft.Win32; using System; using System.Globalization; using System.IO; using System.Windows; using System.Windows.Controls; using System.Wi 阅读全文

posted @ 2024-06-16 19:05 FredGrit 阅读(34) 评论(0) 推荐(0) 编辑

2024年6月15日

WPF Path GeometryCombineMode Union, Exclude,Intersect,Xor

摘要： union <Window x:Class="WpfApp172.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/w 阅读全文

posted @ 2024-06-15 22:00 FredGrit 阅读(7) 评论(0) 推荐(0) 编辑

WPF StreamGeometry

摘要： using System; using System.Collections.Generic; using System.Linq; using System.Net.Http; using System.Text; using System.Threading.Tasks; using Syste 阅读全文

posted @ 2024-06-15 21:50 FredGrit 阅读(16) 评论(0) 推荐(0) 编辑

WPF Path Data PathGeometry PathFigure Segments BezierSegment,LineSegment,ArcSegment

摘要： BezierSegment //Bezier Curve using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using 阅读全文

posted @ 2024-06-15 21:18 FredGrit 阅读(12) 评论(0) 推荐(0) 编辑

WPF Stretch None,Fill,Uniform,UnformToFill

摘要： None, The content preserves its original size. <Image Source="/WpfApp169;component/cl.jpg" Stretch="None"/> Fill,The content is resized to fill the de 阅读全文

posted @ 2024-06-15 19:59 FredGrit 阅读(9) 评论(0) 推荐(0) 编辑

WPF Image Image clip EllipseGeometry

摘要： <Window x:Class="WpfApp169.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2 阅读全文

posted @ 2024-06-15 19:45 FredGrit 阅读(3) 评论(0) 推荐(0) 编辑

WPF CanFreeze,Freeze(),IsFrozen frozen clone,freeze() it is in a read-only state,unfreeze via deep copies include Clone() and CloneCurrenValue()

摘要： <Window x:Class="WpfApp168.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2 阅读全文

posted @ 2024-06-15 19:18 FredGrit 阅读(3) 评论(0) 推荐(0) 编辑

WPF Path LineGeometry,RectangleGeometry,EllipseGeometry

摘要： using System; using System.Collections.Generic; using System.Linq; using System.Runtime.CompilerServices; using System.Text; using System.Threading.Ta 阅读全文

posted @ 2024-06-15 18:46 FredGrit 阅读(7) 评论(0) 推荐(0) 编辑

WPF RenderTargetBitmap DrawingVisual DrawingContext DrawImage DrawRectangle DrawEllipse DrawText DrawGeometry

摘要： using System; using System.Collections.Generic; using System.Globalization; using System.Linq; using System.Text; using System.Threading.Tasks; using 阅读全文

posted @ 2024-06-15 17:56 FredGrit 阅读(12) 评论(0) 推荐(0) 编辑

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