Exemple #1
0
        /*internal object GetProperty(WiaProperty property)
        {
            return device.Properties.Cast<WIA.Property>().Single(prop => prop.PropertyID == (int)property).get_Value();
        }

        internal void SetProperty(WiaProperty property, object value)
        {
            device.Properties.Cast<WIA.Property>().Single(prop => prop.PropertyID == (int)property).set_Value(value);
        }*/
        public System.Drawing.Image Scan()
        {
            var dialog = new WIA.CommonDialog();

            try
            {
                //do
                {
                    //!!properties[WiaProperty.WIA_IPS_DOCUMENT_HANDLING_SELECT] = 2;

                    var item = (WIA.Item)device.Items[1];

                    var itemProperties = new WiaPropertyMap(item);
                    itemProperties[WiaProperty.WIA_IPA_DATATYPE] = 3;
                    itemProperties[WiaProperty.WIA_IPS_XRES] = 200;
                    itemProperties[WiaProperty.WIA_IPS_YRES] = 200;
                    //new Size(8500, 11000)
                    var pageWidth = 8500 * 200 / 1000;
                    var pageHeight = 11000 * 200 / 1000;
                    var pageMaxWidth = properties.GetValue<int>(WiaProperty.WIA_DPS_HORIZONTAL_BED_SIZE) * 200 / 1000;
                    var pageMaxHeight = properties.GetValue<int>(WiaProperty.WIA_DPS_VERTICAL_BED_SIZE) * 200 / 1000;

                    var horizontalPos = pageMaxWidth - pageWidth;
                    pageWidth = Math.Min(pageWidth, pageMaxWidth);
                    pageHeight = Math.Min(pageHeight, pageMaxHeight);

                    itemProperties[WiaProperty.WIA_IPS_XEXTENT] = pageWidth;
                    itemProperties[WiaProperty.WIA_IPS_YEXTENT] = pageHeight;
                    itemProperties[WiaProperty.WIA_IPS_XPOS] = horizontalPos;

                    /*var img = (WIA.ImageFile)dialog.ShowTransfer(item, WiaImageFormat.WiaImgFmt_BMP.ToString());
                    img.*/
                    var img = (WIA.ImageFile)dialog.ShowTransfer(item, /*WiaImageFormat.WiaImgFmt_BMP.ToString()*/"{B96B3CAB-0728-11D3-9D7B-0000F81EF32E}", false);
                    System.Drawing.Image image;
                    using (var stream = new System.IO.MemoryStream((byte[])img.FileData.get_BinaryData()))
                        image = System.Drawing.Image.FromStream(stream);
                    return image;
                }
            }
            finally
            {
            }
        }
Exemple #2
0
        public WiaDevice(WIA.Device device)
        {
            this.device = device;

            properties = new WiaPropertyMap(device);
        }