2 /* ***** BEGIN LICENSE BLOCK *****
3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 * http://www.mozilla.org/MPL/
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the
15 * The Original Code is libguac-client-rdp.
17 * The Initial Developer of the Original Code is
19 * Portions created by the Initial Developer are Copyright (C) 2011
20 * the Initial Developer. All Rights Reserved.
25 * Alternatively, the contents of this file may be used under the terms of
26 * either the GNU General Public License Version 2 or later (the "GPL"), or
27 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 * in which case the provisions of the GPL or the LGPL are applicable instead
29 * of those above. If you wish to allow use of your version of this file only
30 * under the terms of either the GPL or the LGPL, and not to allow others to
31 * use your version of this file under the terms of the MPL, indicate your
32 * decision by deleting the provisions above and replace them with the notice
33 * and other provisions required by the GPL or the LGPL. If you do not delete
34 * the provisions above, a recipient may use your version of this file under
35 * the terms of any one of the MPL, the GPL or the LGPL.
37 * ***** END LICENSE BLOCK ***** */
39 #include <freerdp/freerdp.h>
41 #include <guacamole/client.h>
44 #include "rdp_glyph.h"
46 void guac_rdp_glyph_new(rdpContext* context, rdpGlyph* glyph) {
49 guac_client* client = ((rdp_freerdp_context*) context)->client;
50 guac_socket* socket = client->socket;
51 guac_layer* layer = guac_client_alloc_buffer(client);
55 unsigned char* image_buffer;
56 unsigned char* image_buffer_row;
58 unsigned char* data = glyph->aj;
59 int width = glyph->cx;
60 int height = glyph->cy;
62 cairo_surface_t* surface;
64 /* Init Cairo buffer */
65 stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
66 image_buffer = malloc(height*stride);
67 image_buffer_row = image_buffer;
69 /* Copy image data from image data to buffer */
70 for (y = 0; y<height; y++) {
72 unsigned int* image_buffer_current;
74 /* Get current buffer row, advance to next */
75 image_buffer_current = (unsigned int*) image_buffer_row;
76 image_buffer_row += stride;
78 for (x = 0; x<width;) {
80 /* Get byte from image data */
81 unsigned int v = *(data++);
83 /* Read bits, write pixels */
84 for (i = 0; i<8 && x<width; i++, x++) {
88 *(image_buffer_current++) = 0xFF000000;
90 *(image_buffer_current++) = 0x00000000;
100 surface = cairo_image_surface_create_for_data(image_buffer, CAIRO_FORMAT_ARGB32, width, height, stride);
101 guac_protocol_send_png(socket, GUAC_COMP_SRC, layer, 0, 0, surface);
102 guac_socket_flush(socket);
105 cairo_surface_destroy(surface);
109 ((guac_rdp_glyph*) glyph)->layer = layer;
113 void guac_rdp_glyph_draw(rdpContext* context, rdpGlyph* glyph, int x, int y) {
115 guac_client* client = ((rdp_freerdp_context*) context)->client;
116 rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
117 const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
120 guac_protocol_send_rect(client->socket,
121 GUAC_COMP_ATOP, ((guac_rdp_glyph*) glyph)->layer,
122 0, 0, glyph->cx, glyph->cy,
123 guac_client_data->foreground.red,
124 guac_client_data->foreground.green,
125 guac_client_data->foreground.blue,
129 guac_protocol_send_copy(client->socket,
130 ((guac_rdp_glyph*) glyph)->layer, 0, 0, glyph->cx, glyph->cy,
131 GUAC_COMP_OVER, current_layer, x, y);
135 void guac_rdp_glyph_free(rdpContext* context, rdpGlyph* glyph) {
136 guac_client* client = ((rdp_freerdp_context*) context)->client;
137 guac_client_free_buffer(client, ((guac_rdp_glyph*) glyph)->layer);
140 void guac_rdp_glyph_begindraw(rdpContext* context,
141 int x, int y, int width, int height, uint32 fgcolor, uint32 bgcolor) {
143 guac_client* client = ((rdp_freerdp_context*) context)->client;
144 rdp_guac_client_data* guac_client_data = (rdp_guac_client_data*) client->data;
145 const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
147 bgcolor = freerdp_color_convert_var(bgcolor,
148 context->instance->settings->color_depth, 32,
149 ((rdp_freerdp_context*) context)->clrconv);
151 fgcolor = freerdp_color_convert_var(fgcolor,
152 context->instance->settings->color_depth, 32,
153 ((rdp_freerdp_context*) context)->clrconv);
155 guac_client_data->foreground.blue = fgcolor & 0x0000FF;
156 guac_client_data->foreground.green = (fgcolor & 0x00FF00) >> 8;
157 guac_client_data->foreground.red = (fgcolor & 0xFF0000) >> 16;
159 guac_client_data->background.blue = bgcolor & 0x0000FF;
160 guac_client_data->background.green = (bgcolor & 0x00FF00) >> 8;
161 guac_client_data->background.red = (bgcolor & 0xFF0000) >> 16;
163 /* paint background on destination */
164 guac_protocol_send_rect(client->socket,
165 GUAC_COMP_OVER, current_layer,
167 guac_client_data->background.red,
168 guac_client_data->background.green,
169 guac_client_data->background.blue,
173 void guac_rdp_glyph_enddraw(rdpContext* context,
174 int x, int y, int width, int height, uint32 fgcolor, uint32 bgcolor) {