freerdp/server/shadow/shadow_screen.c

146 lines
3.2 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "shadow_surface.h"
#include "shadow_screen.h"
#include "shadow_lobby.h"
rdpShadowScreen* shadow_screen_new(rdpShadowServer* server)
{
int x, y;
int width, height;
rdpShadowScreen* screen;
rdpShadowSubsystem* subsystem;
MONITOR_DEF* primary;
screen = (rdpShadowScreen*)calloc(1, sizeof(rdpShadowScreen));
if (!screen)
goto out_error;
screen->server = server;
subsystem = server->subsystem;
if (!InitializeCriticalSectionAndSpinCount(&(screen->lock), 4000))
goto out_free;
region16_init(&(screen->invalidRegion));
primary = &(subsystem->monitors[subsystem->selectedMonitor]);
x = primary->left;
y = primary->top;
width = primary->right - primary->left;
height = primary->bottom - primary->top;
screen->width = width;
screen->height = height;
screen->primary = shadow_surface_new(server, x, y, width, height);
if (!screen->primary)
goto out_free_region;
server->surface = screen->primary;
screen->lobby = shadow_surface_new(server, x, y, width, height);
if (!screen->lobby)
goto out_free_primary;
server->lobby = screen->lobby;
shadow_client_init_lobby(server);
return screen;
out_free_primary:
shadow_surface_free(screen->primary);
server->surface = screen->primary = NULL;
out_free_region:
region16_uninit(&(screen->invalidRegion));
DeleteCriticalSection(&(screen->lock));
out_free:
free(screen);
out_error:
return NULL;
}
void shadow_screen_free(rdpShadowScreen* screen)
{
if (!screen)
return;
DeleteCriticalSection(&(screen->lock));
region16_uninit(&(screen->invalidRegion));
if (screen->primary)
{
shadow_surface_free(screen->primary);
screen->primary = NULL;
}
if (screen->lobby)
{
shadow_surface_free(screen->lobby);
screen->lobby = NULL;
}
free(screen);
}
BOOL shadow_screen_resize(rdpShadowScreen* screen)
{
int x, y;
int width, height;
MONITOR_DEF* primary;
rdpShadowSubsystem* subsystem;
if (!screen)
return FALSE;
subsystem = screen->server->subsystem;
primary = &(subsystem->monitors[subsystem->selectedMonitor]);
x = primary->left;
y = primary->top;
width = primary->right - primary->left;
height = primary->bottom - primary->top;
if (shadow_surface_resize(screen->primary, x, y, width, height) &&
shadow_surface_resize(screen->lobby, x, y, width, height))
{
if ((width != screen->width) || (height != screen->height))
{
/* screen size is changed. Store new size and reinit lobby */
screen->width = width;
screen->height = height;
shadow_client_init_lobby(screen->server);
}
return TRUE;
}
return FALSE;
}