Image.VerticalResolution : Image « System.Drawing « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Drawing
3. Image

Image.VerticalResolution

 


using System;
using System.Drawing;
using System.Windows.Forms;
   
class CenterImage: Form
{
     Image image = Image.FromFile("Color.jpg");
   
     public static void Main()
     {
          Application.Run(new CenterImage());
     }
     public CenterImage()
     {
          ResizeRedraw = true; 
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }     
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          grfx.PageUnit = GraphicsUnit.Pixel;
          grfx.PageScale = 1;
   
          RectangleF rectf = grfx.VisibleClipBounds;
   
          float cxImage = grfx.DpiX * image.Width / 
                                             image.HorizontalResolution;
          float cyImage = grfx.DpiY * image.Height / 
                                             image.VerticalResolution;
   
          grfx.DrawImage(image, (rectf.Width  - cxImage) / 2, 
                                (rectf.Height - cyImage) / 2);
     }
}

   
  

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