[C#/WPF] CachedBitmap 클래스 사용하기

TestProject.zip

다운로드

▶ MainWindow.xaml

<Window x:Class="TestProject.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Width="800"
    Height="600"
    Title="CachedBitmap 클래스 사용하기"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Grid>
        <Image Name="image"
            Margin="10"
            Stretch="UniformToFill" />
    </Grid>
</Window>

 

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▶ MainWindow.xaml.cs

using System;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace TestProject
{
    /// <summary>
    /// 메인 윈도우
    /// </summary>
    public partial class MainWindow : Window
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainWindow()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainWindow()
        {
            InitializeComponent();

            Loaded += Window_Loaded;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 윈도우 로드시 처리하기 - Window_Loaded(sender, e)

        /// <summary>
        /// 윈도우 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            BitmapSource bitmapSource = BitmapFrame.Create
            (
                new Uri
                (
                    "IMAGE/sample.jpg",
                    UriKind.RelativeOrAbsolute
                )
            );

            TransformedBitmap transformedBitmap = new TransformedBitmap();

            transformedBitmap.BeginInit();

            transformedBitmap.Source    = bitmapSource;
            transformedBitmap.Transform = new ScaleTransform(5, 5, 25, 25);

            transformedBitmap.EndInit();

            CachedBitmap cachedBitmap = new CachedBitmap
            (
                transformedBitmap, 
                BitmapCreateOptions.None,
                BitmapCacheOption.OnLoad
            );

            this.image.Source = cachedBitmap;
        }

        #endregion
    }
}