159 lines
3.8 KiB
C
159 lines
3.8 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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*
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* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <freerdp/config.h>
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#include <winpr/assert.h>
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#include "shadow_surface.h"
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#include "shadow_screen.h"
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#include "shadow_lobby.h"
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rdpShadowScreen* shadow_screen_new(rdpShadowServer* server)
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{
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WINPR_ASSERT(server);
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WINPR_ASSERT(server->subsystem);
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rdpShadowScreen* screen = (rdpShadowScreen*)calloc(1, sizeof(rdpShadowScreen));
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if (!screen)
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goto fail;
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screen->server = server;
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rdpShadowSubsystem* subsystem = server->subsystem;
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if (!InitializeCriticalSectionAndSpinCount(&(screen->lock), 4000))
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goto fail;
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region16_init(&(screen->invalidRegion));
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WINPR_ASSERT(subsystem->selectedMonitor < ARRAYSIZE(subsystem->monitors));
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const MONITOR_DEF* primary = &(subsystem->monitors[subsystem->selectedMonitor]);
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WINPR_ASSERT(primary);
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INT64 x = primary->left;
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INT64 y = primary->top;
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INT64 width = primary->right - primary->left + 1;
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INT64 height = primary->bottom - primary->top + 1;
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WINPR_ASSERT(x >= 0);
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WINPR_ASSERT(x <= UINT16_MAX);
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WINPR_ASSERT(y >= 0);
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WINPR_ASSERT(y <= UINT16_MAX);
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WINPR_ASSERT(width >= 0);
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WINPR_ASSERT(width <= UINT16_MAX);
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WINPR_ASSERT(height >= 0);
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WINPR_ASSERT(height <= UINT16_MAX);
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screen->width = (UINT16)width;
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screen->height = (UINT16)height;
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screen->primary =
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shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height);
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if (!screen->primary)
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goto fail;
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server->surface = screen->primary;
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screen->lobby = shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height);
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if (!screen->lobby)
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goto fail;
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server->lobby = screen->lobby;
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if (!shadow_client_init_lobby(server))
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goto fail;
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return screen;
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fail:
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shadow_screen_free(screen);
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return NULL;
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}
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void shadow_screen_free(rdpShadowScreen* screen)
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{
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if (!screen)
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return;
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DeleteCriticalSection(&(screen->lock));
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region16_uninit(&(screen->invalidRegion));
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if (screen->primary)
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{
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shadow_surface_free(screen->primary);
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screen->primary = NULL;
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}
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if (screen->lobby)
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{
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shadow_surface_free(screen->lobby);
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screen->lobby = NULL;
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}
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free(screen);
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}
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BOOL shadow_screen_resize(rdpShadowScreen* screen)
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{
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int x, y;
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int width, height;
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MONITOR_DEF* primary;
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rdpShadowSubsystem* subsystem;
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if (!screen)
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return FALSE;
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subsystem = screen->server->subsystem;
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primary = &(subsystem->monitors[subsystem->selectedMonitor]);
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x = primary->left;
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y = primary->top;
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width = primary->right - primary->left + 1;
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height = primary->bottom - primary->top + 1;
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WINPR_ASSERT(x >= 0);
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WINPR_ASSERT(x <= UINT16_MAX);
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WINPR_ASSERT(y >= 0);
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WINPR_ASSERT(y <= UINT16_MAX);
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WINPR_ASSERT(width >= 0);
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WINPR_ASSERT(width <= UINT16_MAX);
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WINPR_ASSERT(height >= 0);
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WINPR_ASSERT(height <= UINT16_MAX);
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if (shadow_surface_resize(screen->primary, (UINT16)x, (UINT16)y, (UINT16)width,
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(UINT16)height) &&
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shadow_surface_resize(screen->lobby, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height))
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{
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if (((UINT32)width != screen->width) || ((UINT32)height != screen->height))
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{
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/* screen size is changed. Store new size and reinit lobby */
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screen->width = (UINT32)width;
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screen->height = (UINT32)height;
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shadow_client_init_lobby(screen->server);
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}
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return TRUE;
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}
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return FALSE;
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}
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