guacamole-spice-protocol/src/protocols/rdp/rdp_pointer.c

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/* ***** 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 libguac-client-rdp.
*
* The Initial Developer of the Original Code is
* Michael Jumper.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
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* David PHAM-VAN <d.pham-van@ulteo.com> Ulteo SAS - http://www.ulteo.com
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*
* 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 ***** */
#include <pthread.h>
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#include <freerdp/freerdp.h>
#include <guacamole/client.h>
#include "client.h"
#include "rdp_pointer.h"
#include "default_pointer.h"
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void guac_rdp_pointer_new(rdpContext* context, rdpPointer* pointer) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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guac_socket* socket = client->socket;
/* Allocate data for image */
unsigned char* data =
(unsigned char*) malloc(pointer->width * pointer->height * 4);
/* Allocate layer */
guac_layer* buffer = guac_client_alloc_buffer(client);
cairo_surface_t* surface;
/* Convert to alpha cursor if mask data present */
if (pointer->andMaskData && pointer->xorMaskData)
freerdp_alpha_cursor_convert(data,
pointer->xorMaskData, pointer->andMaskData,
pointer->width, pointer->height, pointer->xorBpp,
((rdp_freerdp_context*) context)->clrconv);
/* Create surface from image data */
surface = cairo_image_surface_create_for_data(
data, CAIRO_FORMAT_ARGB32,
pointer->width, pointer->height, 4*pointer->width);
/* Send surface to buffer */
guac_protocol_send_png(socket, GUAC_COMP_SRC, buffer, 0, 0, surface);
/* Free surface */
cairo_surface_destroy(surface);
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free(data);
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/* Remember buffer */
((guac_rdp_pointer*) pointer)->layer = buffer;
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}
void guac_rdp_pointer_set(rdpContext* context, rdpPointer* pointer) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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guac_socket* socket = client->socket;
/* Set cursor */
guac_protocol_send_cursor(socket, pointer->xPos, pointer->yPos,
((guac_rdp_pointer*) pointer)->layer,
0, 0, pointer->width, pointer->height);
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}
void guac_rdp_pointer_free(rdpContext* context, rdpPointer* pointer) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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guac_client_free_buffer(client, ((guac_rdp_pointer*) pointer)->layer);
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}
void guac_rdp_pointer_set_null(rdpContext* context) {
/* STUB */
}
void guac_rdp_pointer_set_default(rdpContext* context) {
/* STUB */
}