380 lines
9.7 KiB
C
380 lines
9.7 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Wayland Display Control Channel
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*
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* Copyright 2018 Armin Novak <armin.novak@thincast.com>
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* Copyright 2018 Thincast Technologies GmbH
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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 <winpr/sysinfo.h>
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#include "wlf_disp.h"
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#define TAG CLIENT_TAG("wayland.disp")
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#define RESIZE_MIN_DELAY 200 /* minimum delay in ms between two resizes */
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struct _wlfDispContext
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{
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wlfContext* wlc;
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DispClientContext* disp;
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BOOL haveXRandr;
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int eventBase, errorBase;
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int lastSentWidth, lastSentHeight;
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UINT64 lastSentDate;
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int targetWidth, targetHeight;
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BOOL activated;
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BOOL waitingResize;
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BOOL fullscreen;
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UINT16 lastSentDesktopOrientation;
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UINT32 lastSentDesktopScaleFactor;
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UINT32 lastSentDeviceScaleFactor;
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};
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static UINT wlf_disp_sendLayout(DispClientContext* disp, rdpMonitor* monitors, size_t nmonitors);
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static BOOL wlf_disp_settings_changed(wlfDispContext* wlfDisp)
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{
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rdpSettings* settings = wlfDisp->wlc->context.settings;
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if (wlfDisp->lastSentWidth != wlfDisp->targetWidth)
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return TRUE;
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if (wlfDisp->lastSentHeight != wlfDisp->targetHeight)
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return TRUE;
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if (wlfDisp->lastSentDesktopOrientation != settings->DesktopOrientation)
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return TRUE;
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if (wlfDisp->lastSentDesktopScaleFactor != settings->DesktopScaleFactor)
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return TRUE;
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if (wlfDisp->lastSentDeviceScaleFactor != settings->DeviceScaleFactor)
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return TRUE;
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if (wlfDisp->fullscreen != wlfDisp->wlc->fullscreen)
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return TRUE;
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return FALSE;
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}
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static BOOL wlf_update_last_sent(wlfDispContext* wlfDisp)
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{
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rdpSettings* settings = wlfDisp->wlc->context.settings;
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wlfDisp->lastSentWidth = wlfDisp->targetWidth;
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wlfDisp->lastSentHeight = wlfDisp->targetHeight;
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wlfDisp->lastSentDesktopOrientation = settings->DesktopOrientation;
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wlfDisp->lastSentDesktopScaleFactor = settings->DesktopScaleFactor;
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wlfDisp->lastSentDeviceScaleFactor = settings->DeviceScaleFactor;
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wlfDisp->fullscreen = wlfDisp->wlc->fullscreen;
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return TRUE;
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}
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static BOOL wlf_disp_sendResize(wlfDispContext* wlfDisp)
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{
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DISPLAY_CONTROL_MONITOR_LAYOUT layout;
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wlfContext* wlc;
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rdpSettings* settings;
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if (!wlfDisp || !wlfDisp->wlc)
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return FALSE;
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wlc = wlfDisp->wlc;
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settings = wlc->context.settings;
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if (!settings)
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return FALSE;
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if (!wlfDisp->activated || !wlfDisp->disp)
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return TRUE;
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if (GetTickCount64() - wlfDisp->lastSentDate < RESIZE_MIN_DELAY)
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return TRUE;
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wlfDisp->lastSentDate = GetTickCount64();
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if (!wlf_disp_settings_changed(wlfDisp))
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return TRUE;
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/* TODO: Multimonitor support for wayland
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if (wlc->fullscreen && (settings->MonitorCount > 0))
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{
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if (wlf_disp_sendLayout(wlfDisp->disp, settings->MonitorDefArray,
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settings->MonitorCount) != CHANNEL_RC_OK)
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return FALSE;
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}
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else
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*/
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{
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wlfDisp->waitingResize = TRUE;
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layout.Flags = DISPLAY_CONTROL_MONITOR_PRIMARY;
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layout.Top = layout.Left = 0;
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layout.Width = wlfDisp->targetWidth;
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layout.Height = wlfDisp->targetHeight;
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layout.Orientation = settings->DesktopOrientation;
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layout.DesktopScaleFactor = settings->DesktopScaleFactor;
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layout.DeviceScaleFactor = settings->DeviceScaleFactor;
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layout.PhysicalWidth = wlfDisp->targetWidth;
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layout.PhysicalHeight = wlfDisp->targetHeight;
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if (IFCALLRESULT(CHANNEL_RC_OK, wlfDisp->disp->SendMonitorLayout, wlfDisp->disp, 1,
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&layout) != CHANNEL_RC_OK)
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return FALSE;
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}
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return wlf_update_last_sent(wlfDisp);
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}
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static BOOL wlf_disp_set_window_resizable(wlfDispContext* wlfDisp)
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{
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#if 0 // TODO
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#endif
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return TRUE;
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}
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static BOOL wlf_disp_check_context(void* context, wlfContext** ppwlc, wlfDispContext** ppwlfDisp,
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rdpSettings** ppSettings)
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{
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wlfContext* wlc;
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if (!context)
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return FALSE;
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wlc = (wlfContext*)context;
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if (!(wlc->disp))
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return FALSE;
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if (!wlc->context.settings)
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return FALSE;
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*ppwlc = wlc;
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*ppwlfDisp = wlc->disp;
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*ppSettings = wlc->context.settings;
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return TRUE;
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}
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static void wlf_disp_OnActivated(void* context, ActivatedEventArgs* e)
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{
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wlfContext* wlc;
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wlfDispContext* wlfDisp;
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rdpSettings* settings;
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if (!wlf_disp_check_context(context, &wlc, &wlfDisp, &settings))
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return;
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wlfDisp->waitingResize = FALSE;
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if (wlfDisp->activated && !settings->Fullscreen)
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{
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wlf_disp_set_window_resizable(wlfDisp);
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if (e->firstActivation)
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return;
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wlf_disp_sendResize(wlfDisp);
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}
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}
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static void wlf_disp_OnGraphicsReset(void* context, GraphicsResetEventArgs* e)
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{
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wlfContext* wlc;
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wlfDispContext* wlfDisp;
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rdpSettings* settings;
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WINPR_UNUSED(e);
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if (!wlf_disp_check_context(context, &wlc, &wlfDisp, &settings))
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return;
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wlfDisp->waitingResize = FALSE;
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if (wlfDisp->activated && !settings->Fullscreen)
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{
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wlf_disp_set_window_resizable(wlfDisp);
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wlf_disp_sendResize(wlfDisp);
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}
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}
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static void wlf_disp_OnTimer(void* context, TimerEventArgs* e)
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{
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wlfContext* wlc;
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wlfDispContext* wlfDisp;
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rdpSettings* settings;
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WINPR_UNUSED(e);
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if (!wlf_disp_check_context(context, &wlc, &wlfDisp, &settings))
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return;
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if (!wlfDisp->activated || settings->Fullscreen)
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return;
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wlf_disp_sendResize(wlfDisp);
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}
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wlfDispContext* wlf_disp_new(wlfContext* wlc)
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{
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wlfDispContext* ret;
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if (!wlc || !wlc->context.settings || !wlc->context.pubSub)
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return NULL;
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ret = calloc(1, sizeof(wlfDispContext));
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if (!ret)
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return NULL;
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ret->wlc = wlc;
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ret->lastSentWidth = ret->targetWidth = wlc->context.settings->DesktopWidth;
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ret->lastSentHeight = ret->targetHeight = wlc->context.settings->DesktopHeight;
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PubSub_SubscribeActivated(wlc->context.pubSub, wlf_disp_OnActivated);
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PubSub_SubscribeGraphicsReset(wlc->context.pubSub, wlf_disp_OnGraphicsReset);
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PubSub_SubscribeTimer(wlc->context.pubSub, wlf_disp_OnTimer);
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return ret;
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}
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void wlf_disp_free(wlfDispContext* disp)
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{
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if (!disp)
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return;
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if (disp->wlc)
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{
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PubSub_UnsubscribeActivated(disp->wlc->context.pubSub, wlf_disp_OnActivated);
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PubSub_UnsubscribeGraphicsReset(disp->wlc->context.pubSub, wlf_disp_OnGraphicsReset);
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PubSub_UnsubscribeTimer(disp->wlc->context.pubSub, wlf_disp_OnTimer);
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}
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free(disp);
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}
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UINT wlf_disp_sendLayout(DispClientContext* disp, rdpMonitor* monitors, size_t nmonitors)
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{
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UINT ret = CHANNEL_RC_OK;
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DISPLAY_CONTROL_MONITOR_LAYOUT* layouts;
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size_t i;
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wlfDispContext* wlfDisp = (wlfDispContext*)disp->custom;
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rdpSettings* settings = wlfDisp->wlc->context.settings;
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layouts = calloc(nmonitors, sizeof(DISPLAY_CONTROL_MONITOR_LAYOUT));
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if (!layouts)
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return CHANNEL_RC_NO_MEMORY;
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for (i = 0; i < nmonitors; i++)
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{
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layouts[i].Flags = (monitors[i].is_primary ? DISPLAY_CONTROL_MONITOR_PRIMARY : 0);
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layouts[i].Left = monitors[i].x;
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layouts[i].Top = monitors[i].y;
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layouts[i].Width = monitors[i].width;
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layouts[i].Height = monitors[i].height;
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layouts[i].Orientation = ORIENTATION_LANDSCAPE;
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layouts[i].PhysicalWidth = monitors[i].attributes.physicalWidth;
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layouts[i].PhysicalHeight = monitors[i].attributes.physicalHeight;
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switch (monitors[i].attributes.orientation)
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{
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case 90:
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layouts[i].Orientation = ORIENTATION_PORTRAIT;
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break;
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case 180:
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layouts[i].Orientation = ORIENTATION_LANDSCAPE_FLIPPED;
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break;
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case 270:
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layouts[i].Orientation = ORIENTATION_PORTRAIT_FLIPPED;
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break;
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case 0:
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default:
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/* MS-RDPEDISP - 2.2.2.2.1:
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* Orientation (4 bytes): A 32-bit unsigned integer that specifies the
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* orientation of the monitor in degrees. Valid values are 0, 90, 180
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* or 270
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*
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* So we default to ORIENTATION_LANDSCAPE
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*/
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layouts[i].Orientation = ORIENTATION_LANDSCAPE;
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break;
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}
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layouts[i].DesktopScaleFactor = settings->DesktopScaleFactor;
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layouts[i].DeviceScaleFactor = settings->DeviceScaleFactor;
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}
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ret = IFCALLRESULT(CHANNEL_RC_OK, disp->SendMonitorLayout, disp, nmonitors, layouts);
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free(layouts);
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return ret;
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}
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BOOL wlf_disp_handle_configure(wlfDispContext* disp, int32_t width, int32_t height)
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{
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if (!disp)
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return FALSE;
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disp->targetWidth = width;
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disp->targetHeight = height;
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return wlf_disp_sendResize(disp);
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}
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static UINT wlf_DisplayControlCaps(DispClientContext* disp, UINT32 maxNumMonitors,
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UINT32 maxMonitorAreaFactorA, UINT32 maxMonitorAreaFactorB)
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{
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/* we're called only if dynamic resolution update is activated */
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wlfDispContext* wlfDisp = (wlfDispContext*)disp->custom;
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rdpSettings* settings = wlfDisp->wlc->context.settings;
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WLog_DBG(TAG,
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"DisplayControlCapsPdu: MaxNumMonitors: %" PRIu32 " MaxMonitorAreaFactorA: %" PRIu32
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" MaxMonitorAreaFactorB: %" PRIu32 "",
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maxNumMonitors, maxMonitorAreaFactorA, maxMonitorAreaFactorB);
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wlfDisp->activated = TRUE;
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if (settings->Fullscreen)
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return CHANNEL_RC_OK;
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WLog_DBG(TAG, "DisplayControlCapsPdu: setting the window as resizable");
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return wlf_disp_set_window_resizable(wlfDisp) ? CHANNEL_RC_OK : CHANNEL_RC_NO_MEMORY;
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}
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BOOL wlf_disp_init(wlfDispContext* wlfDisp, DispClientContext* disp)
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{
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rdpSettings* settings;
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if (!wlfDisp || !wlfDisp->wlc || !disp)
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return FALSE;
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settings = wlfDisp->wlc->context.settings;
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if (!settings)
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return FALSE;
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wlfDisp->disp = disp;
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disp->custom = (void*)wlfDisp;
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if (settings->DynamicResolutionUpdate)
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{
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disp->DisplayControlCaps = wlf_DisplayControlCaps;
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}
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return TRUE;
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}
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BOOL wlf_disp_uninit(wlfDispContext* wlfDisp, DispClientContext* disp)
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{
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if (!wlfDisp || !disp)
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return FALSE;
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wlfDisp->disp = NULL;
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return TRUE;
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}
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