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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org Code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Rusty Lynch <rusty.lynch@intel.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Defines scriptable interface to SANE plugin.
*/
#include "nsISupports.idl"
[scriptable, uuid(10982800-365e-11d3-a2bf-0004ac779ef3)]
/**
* This interface can be obtained with the following HTML/JavaScript sequence:
*
* <pre>
* <EMBED type="application/X-sane-plugin"
* id="SaneObject"
* onScanComplete="ScanCompleteCallback()"
* device="hp:/dev/usbscanner"
* line_width="5"
* line_style="dash"
* cap_style="round"
* join_style="round"
* width=320 height=240>
*
* <form name="myForm">
* <!-- Scan Selected Region -->
* <input type="button"
* value="Start Scan"
* onClick="scanner.ScanImage()">
* <!-- many more buttons for controlling scanner/camera... -->
* </form>
* <script>
* var scanner = document.SaneObject.nsISaneControl;
* dump("scanner = "+ scanner + "\n");
* </script>
* </pre>
*
* This fragment will create an embedded plugin, which can then be accessed
* and controlled by the nsISanePluginInstance interface which is instantiated
* in the script.
*/
interface nsISanePluginInstance : nsISupports
{
/////////////////////////////////////////////////////////////////////
// Plugin Status Interface
// Read-Only: Contains completion status of last operation
attribute boolean Success;
// Read-Only: Contains the current state of the scanner (IDLE|BUSY)
attribute string State;
/////////////////////////////////////////////////////////////////////
// Image Preview Interface
// Move zoom box to a given geometry in one step
void ZoomImage(in unsigned short x, in unsigned short y,
in unsigned short width, in unsigned short height);
void ZoomImageWithAttributes(in unsigned short x,
in unsigned short y,
in unsigned short width,
in unsigned short height,
in long req_line_width,
in string req_line_style,
in string req_cap_style,
in string req_join_style);
// Undo all croping and reset zoom box for entire image
void Restore ();
// Zoom in on the image and reset the zoom box to contain
// the entire image.
void Crop(in unsigned short x, in unsigned short y,
in unsigned short width, in unsigned short height);
// Read/Write zoom box geometry
// (Each write will trigger a refresh!)
attribute unsigned short ZoomX;
attribute unsigned short ZoomY;
attribute unsigned short ZoomWidth;
attribute unsigned short ZoomHeight;
// Read/Write zoom box line attributes
// (Each write will trigger a refresh!)
attribute long ZoomLineWidth;
attribute string ZoomLineStyle;
attribute string ZoomCapStyle;
attribute string ZoomJoinStyle;
// Read-Only zoom box change indicators
// (For SANE devices that support changing the scan area,
// this allows for the controling JavaScript to safely adjust
// the scan area in a device specific manner.)
attribute float ZoomBR_XChange; // % bottom right x change on last zoom
attribute float ZoomBR_YChange; // % bottom right y ...
attribute float ZoomTL_XChange; // % top left x ...
attribute float ZoomTL_YChange; // % top left y ...
// Read/Write JPEG compression attributes
attribute long Quality;
attribute string Method;
//////////////////////////////////////////////////////////////////////
// Generic SANE Interface
// READ_ONLY: returns a colon delimited list of option descriptions
// where each option description is a comma delimited
// list of values
attribute string DeviceOptions;
// Returns or sets the active device.
attribute string ActiveDevice;
// READ_ONLY: returns a comma delimited list of image parameters
attribute string ImageParameters;
// READ_ONLY: returns a comma delimited list of available devices
attribute string AvailableDevices;
// Pull image from device with current option settings.
// As a side effect, the zoom box is set to contain the
// entire image.
void ScanImage();
void SetOption(in string name, in string value);
// Pop up a dialog to save current image to a file
void SaveImage();
};
%{ C++
//10982800-365e-11d3-a2bf-0004ac780ef3
#define NS_SANE_PLUGIN_CONTROL_CID \
{ 0x10982800, 0x365e, 0x11d3, { 0xa2, 0xbf, 0x0, 0x04, 0xac, 0x78, 0x0e, 0xf3 }}
%}
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