TUTORIAL: Add ball to display.
This commit is contained in:
parent
428ecf2732
commit
f9aaa78768
@ -5,6 +5,8 @@ AM_FLAGS = -Werror -Wall -pedantic
|
||||
|
||||
lib_LTLIBRARIES = libguac-client-ball.la
|
||||
|
||||
noinst_HEADERS = ball.h
|
||||
|
||||
libguac_client_ball_la_SOURCES = \
|
||||
ball.c
|
||||
|
||||
|
@ -17,7 +17,10 @@
|
||||
* under the License.
|
||||
*/
|
||||
|
||||
#include "ball.h"
|
||||
|
||||
#include <guacamole/client.h>
|
||||
#include <guacamole/layer.h>
|
||||
#include <guacamole/protocol.h>
|
||||
#include <guacamole/socket.h>
|
||||
#include <guacamole/user.h>
|
||||
@ -30,6 +33,10 @@ int ball_join_handler(guac_user* user, int argc, char** argv) {
|
||||
|
||||
/* Get client associated with user */
|
||||
guac_client* client = user->client;
|
||||
|
||||
/* Get ball layer from client data */
|
||||
ball_client_data* data = (ball_client_data*) client->data;
|
||||
guac_layer* ball = data->ball;
|
||||
|
||||
/* Get user-specific socket */
|
||||
guac_socket* socket = user->socket;
|
||||
@ -46,6 +53,18 @@ int ball_join_handler(guac_user* user, int argc, char** argv) {
|
||||
GUAC_COMP_OVER, GUAC_DEFAULT_LAYER,
|
||||
0x80, 0x80, 0x80, 0xFF);
|
||||
|
||||
/* Set up ball layer */
|
||||
guac_protocol_send_size(socket, ball, 128, 128);
|
||||
|
||||
/* Prepare a curve which covers the entire layer */
|
||||
guac_protocol_send_rect(socket, ball,
|
||||
0, 0, 128, 128);
|
||||
|
||||
/* Fill curve with solid color */
|
||||
guac_protocol_send_cfill(socket,
|
||||
GUAC_COMP_OVER, ball,
|
||||
0x00, 0x80, 0x80, 0xFF);
|
||||
|
||||
/* Mark end-of-frame */
|
||||
guac_protocol_send_sync(socket, client->last_sent_timestamp);
|
||||
|
||||
@ -57,13 +76,39 @@ int ball_join_handler(guac_user* user, int argc, char** argv) {
|
||||
|
||||
}
|
||||
|
||||
int ball_free_handler(guac_client* client) {
|
||||
|
||||
ball_client_data* data = (ball_client_data*) client->data;
|
||||
|
||||
/* Free client-level ball layer */
|
||||
guac_client_free_layer(client, data->ball);
|
||||
|
||||
/* Free client-specific data */
|
||||
free(data);
|
||||
|
||||
/* Data successfully freed */
|
||||
return 0;
|
||||
|
||||
}
|
||||
|
||||
|
||||
int guac_client_init(guac_client* client) {
|
||||
|
||||
/* Allocate storage for client-specific data */
|
||||
ball_client_data* data = malloc(sizeof(ball_client_data));
|
||||
|
||||
/* Set up client data and handlers */
|
||||
client->data = data;
|
||||
|
||||
/* Allocate layer at the client level */
|
||||
data->ball = guac_client_alloc_layer(client);
|
||||
|
||||
/* This example does not implement any arguments */
|
||||
client->args = TUTORIAL_ARGS;
|
||||
|
||||
/* Client-level handlers */
|
||||
client->join_handler = ball_join_handler;
|
||||
client->free_handler = ball_free_handler;
|
||||
|
||||
return 0;
|
||||
|
||||
|
31
src/protocols/ball/ball.h
Normal file
31
src/protocols/ball/ball.h
Normal file
@ -0,0 +1,31 @@
|
||||
/*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one
|
||||
* or more contributor license agreements. See the NOTICE file
|
||||
* distributed with this work for additional information
|
||||
* regarding copyright ownership. The ASF licenses this file
|
||||
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing,
|
||||
* software distributed under the License is distributed on an
|
||||
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
||||
* KIND, either express or implied. See the License for the
|
||||
* specific language governing permissions and limitations
|
||||
* under the License.
|
||||
*/
|
||||
|
||||
#ifndef BALL_H
|
||||
#define BALL_H
|
||||
|
||||
#include <guacamole/layer.h>
|
||||
|
||||
typedef struct ball_client_data {
|
||||
|
||||
guac_layer* ball;
|
||||
|
||||
} ball_client_data;
|
||||
|
||||
#endif
|
Loading…
Reference in New Issue
Block a user