mcs/class/System.Windows.Forms/Gtk/PictureBox.cs

   1 //
   2 //                      System.Windows.Forms.PictureBox
   3 //
   4 //                      Author:
   5 //                                              Joel Basson             (jstrike@mweb.co.za)
   6 //
   7 //
   8
   9 using System.Drawing;
  10
  11 namespace System.Windows.Forms {
  12
  13         /// <summary>
  14         /// Represents a Windows PictureBox control.
  15         ///
  16         /// </summary>
  17
  18         public class PictureBox: Control{
  19
  20                 bool stretch;
  21                 int height, width, dwidth, dheight;
  22                 Gdk.Pixbuf pic1, pic2;
  23                 string filevalue;
  24
  25         public PictureBox () : base ()
  26         {
  27         }
  28
  29         internal override Gtk.Widget CreateWidget () {
  30                 Gtk.Image ibox = new Gtk.Image();
  31                 return ibox;
  32         }
  33
  34         public string File {
  35                 set {
  36                                 filevalue = value;
  37                                 Gdk.Pixbuf pic1 = new Gdk.Pixbuf(filevalue);
  38                                 ((Gtk.Image)Widget).Pixbuf = pic1;
  39                 }
  40         }
  41
  42         public PictureBoxSizeMode SizeMode {
  43                 set{
  44                         if (value == PictureBoxSizeMode.StretchImage){
  45                                 Stretch();
  46                         }
  47                         if      (value == PictureBoxSizeMode.Normal){
  48                                 Normal();
  49                         }
  50                         if      (value == PictureBoxSizeMode.CenterImage){
  51                                 CenterImage();
  52                         }
  53                         if      (value == PictureBoxSizeMode.AutoSize){
  54                                 AutoSize();
  55                         }
  56                 }
  57         }
  58
  59         private void Stretch () {
  60
  61                                                 Gdk.Pixbuf pic1 = new Gdk.Pixbuf(filevalue);
  62                                                 height = pic1.Height;
  63                                                 width = pic1.Width;
  64                                                 dheight = ((Gtk.Image)Widget).HeightRequest;
  65                                                 dwidth = ((Gtk.Image)Widget).WidthRequest;
  66                                                 ((Gtk.Image)Widget).Pixbuf = pic1.ScaleSimple(dwidth, dheight, Gdk.InterpType.Bilinear);
  67
  68         }
  69
  70         private void Normal () {
  71
  72                                                 Gdk.Pixbuf pic1 = new Gdk.Pixbuf(filevalue);
  73                                                 ((Gtk.Image)Widget).Pixbuf = pic1;
  74                                                 ((Gtk.Image)Widget).SetAlignment(0, 1);
  75         }
  76
  77         private void CenterImage () {
  78
  79                                                 Gdk.Pixbuf pic1 = new Gdk.Pixbuf(filevalue);
  80                                                 ((Gtk.Image)Widget).Pixbuf = pic1;
  81                                                 ((Gtk.Image)Widget).SetAlignment((float)0.5, (float)0.5);
  82         }
  83
  84         private void AutoSize () {
  85
  86                                                 Gdk.Pixbuf pic1 = new Gdk.Pixbuf(filevalue);
  87                                                 height = pic1.Height;
  88                                                 width = pic1.Width;
  89                                                 ((Gtk.Image)Widget).HeightRequest = height;
  90                                                 ((Gtk.Image)Widget).WidthRequest = width;
  91                                                 ((Gtk.Image)Widget).Pixbuf = pic1;
  92         }
  93
  94         }
  95 }