mirror of
https://github.com/Blinue/Magpie.git
synced 2026-06-24 02:04:10 +00:00
346 lines
8.3 KiB
C++
346 lines
8.3 KiB
C++
#include "pch.h"
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#include "ScalingService.h"
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#include "ShortcutService.h"
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#include "Win32Utils.h"
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#include "AppSettings.h"
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#include "ProfileService.h"
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#include "ScalingModesService.h"
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#include "ScalingMode.h"
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#include "Logger.h"
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#include "EffectsService.h"
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using namespace ::Magpie::Core;
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using namespace winrt;
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using namespace Windows::System::Threading;
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namespace winrt::Magpie::App {
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void ScalingService::Initialize() {
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_dispatcher = CoreWindow::GetForCurrentThread().Dispatcher();
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_countDownTimer.Interval(25ms);
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_countDownTimer.Tick({ this, &ScalingService::_CountDownTimer_Tick });
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_checkForegroundTimer = ThreadPoolTimer::CreatePeriodicTimer(
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{ this, &ScalingService::_CheckForegroundTimer_Tick },
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50ms
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);
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AppSettings::Get().IsAutoRestoreChanged({ this, &ScalingService::_Settings_IsAutoRestoreChanged });
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_ScalingRuntime.emplace();
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_ScalingRuntime->IsRunningChanged({ this, &ScalingService::_ScalingRuntime_IsRunningChanged });
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ShortcutService::Get().ShortcutActivated(
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{ this, &ScalingService::_ShortcutService_ShortcutPressed }
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);
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// 立即检查前台窗口
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_CheckForegroundTimer_Tick(nullptr);
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}
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void ScalingService::Uninitialize() {
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_checkForegroundTimer.Cancel();
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_countDownTimer.Stop();
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_ScalingRuntime.reset();
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}
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void ScalingService::StartTimer() {
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if (_curCountdownSeconds != 0) {
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return;
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}
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_curCountdownSeconds = AppSettings::Get().CountdownSeconds();
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_timerStartTimePoint = std::chrono::steady_clock::now();
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_countDownTimer.Start();
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_isTimerOnChangedEvent(true);
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}
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void ScalingService::StopTimer() {
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if (_curCountdownSeconds == 0) {
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return;
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}
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_curCountdownSeconds = 0;
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_countDownTimer.Stop();
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_isTimerOnChangedEvent(false);
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}
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double ScalingService::SecondsLeft() const noexcept {
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using namespace std::chrono;
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if (!IsTimerOn()) {
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return 0.0;
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}
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// DispatcherTimer 误差很大，因此我们自己计算剩余时间
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auto now = steady_clock::now();
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int msLeft = (int)duration_cast<milliseconds>(_timerStartTimePoint + seconds(_curCountdownSeconds) - now).count();
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return msLeft / 1000.0;
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}
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void ScalingService::ClearWndToRestore() {
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_WndToRestore(NULL);
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}
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void ScalingService::CheckForeground() {
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_hwndChecked = NULL;
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_CheckForegroundTimer_Tick(nullptr);
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}
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void ScalingService::_WndToRestore(HWND value) {
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if (_hwndToRestore == value) {
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return;
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}
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_hwndToRestore = value;
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_wndToRestoreChangedEvent(_hwndToRestore);
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}
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void ScalingService::_ShortcutService_ShortcutPressed(ShortcutAction action) {
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if (!_ScalingRuntime) {
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return;
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}
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switch (action) {
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case ShortcutAction::Scale:
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{
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if (_ScalingRuntime->IsRunning()) {
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_ScalingRuntime->Stop();
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return;
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}
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_ScaleForegroundWindow();
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break;
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}
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case ShortcutAction::Overlay:
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{
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if (_ScalingRuntime->IsRunning()) {
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_ScalingRuntime->ToggleOverlay();
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return;
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}
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break;
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}
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default:
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break;
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}
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}
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void ScalingService::_CountDownTimer_Tick(IInspectable const&, IInspectable const&) {
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double timeLeft = SecondsLeft();
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// 剩余时间在 10 ms 以内计时结束
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if (timeLeft < 0.01) {
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StopTimer();
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_ScaleForegroundWindow();
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return;
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}
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_timerTickEvent(timeLeft);
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}
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fire_and_forget ScalingService::_CheckForegroundTimer_Tick(ThreadPoolTimer const& timer) {
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if (!_ScalingRuntime || _ScalingRuntime->IsRunning()) {
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co_return;
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}
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HWND hwndFore = GetForegroundWindow();
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if (hwndFore == _hwndChecked) {
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co_return;
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}
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_hwndChecked = NULL;
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if (timer) {
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// ThreadPoolTimer 在后台线程触发
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co_await _dispatcher;
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}
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const bool isAutoRestore = AppSettings::Get().IsAutoRestore();
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if (_CheckSrcWnd(hwndFore)) {
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const Profile& profile = ProfileService::Get().GetProfileForWindow(hwndFore);
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// 先检查自动恢复全屏
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if (profile.isAutoScale) {
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if (_StartScale(hwndFore, profile)) {
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// 触发自动缩放时清空记忆的窗口
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if (AppSettings::Get().IsAutoRestore()) {
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_WndToRestore(NULL);
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}
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}
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co_return;
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}
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// 恢复记忆的窗口
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if (isAutoRestore && _hwndToRestore == hwndFore) {
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_StartScale(hwndFore, profile);
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co_return;
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}
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}
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if (isAutoRestore && !_CheckSrcWnd(_hwndToRestore)) {
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_WndToRestore(NULL);
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}
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// 避免重复检查
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_hwndChecked = hwndFore;
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}
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void ScalingService::_Settings_IsAutoRestoreChanged(bool) {
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if (AppSettings::Get().IsAutoRestore()) {
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// 立即生效，即使正处于缩放状态
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_hwndCurSrc = _ScalingRuntime->HwndSrc();
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} else {
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_hwndCurSrc = NULL;
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_WndToRestore(NULL);
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}
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}
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fire_and_forget ScalingService::_ScalingRuntime_IsRunningChanged(bool isRunning) {
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co_await _dispatcher;
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if (isRunning) {
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StopTimer();
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if (AppSettings::Get().IsAutoRestore()) {
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_WndToRestore(NULL);
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}
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_hwndCurSrc = _ScalingRuntime->HwndSrc();
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} else {
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HWND curSrcWnd = _hwndCurSrc;
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_hwndCurSrc = NULL;
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HWND hwndMain = (HWND)Application::Current().as<App>().HwndMain();
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if (hwndMain == curSrcWnd) {
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// 必须在主线程还原主窗口样式
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// 见 FrameSourceBase::~FrameSourceBase
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LONG_PTR style = GetWindowLongPtr(hwndMain, GWL_STYLE);
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if (!(style & WS_THICKFRAME)) {
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SetWindowLongPtr(hwndMain, GWL_STYLE, style | WS_THICKFRAME);
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SetWindowPos(hwndMain, 0, 0, 0, 0, 0,
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SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
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}
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}
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if (GetForegroundWindow() == curSrcWnd) {
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// 退出全屏后如果前台窗口不变视为通过热键退出
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_hwndChecked = curSrcWnd;
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} else if (!_isAutoScaling && AppSettings::Get().IsAutoRestore()) {
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if (_CheckSrcWnd(curSrcWnd)) {
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_WndToRestore(curSrcWnd);
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}
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}
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// 立即检查前台窗口
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_CheckForegroundTimer_Tick(nullptr);
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}
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_isRunningChangedEvent(isRunning);
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}
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bool ScalingService::_StartScale(HWND hWnd, const Profile& profile) {
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if (profile.scalingMode < 0) {
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return false;
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}
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ScalingOptions options;
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options.effects = ScalingModesService::Get().GetScalingMode(profile.scalingMode).effects;
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if (options.effects.empty()) {
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return false;
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} else {
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for (EffectOption& effect : options.effects) {
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if (!EffectsService::Get().GetEffect(effect.name)) {
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// 存在无法解析的效果
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return false;
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}
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}
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}
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options.graphicsCard = profile.graphicsCard;
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options.captureMethod = profile.captureMethod;
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options.multiMonitorUsage = profile.multiMonitorUsage;
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options.cursorInterpolationMode = profile.cursorInterpolationMode;
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options.flags = profile.flags;
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if (profile.isCroppingEnabled) {
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options.cropping = profile.cropping;
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}
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switch (profile.cursorScaling) {
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case CursorScaling::x0_5:
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options.cursorScaling = 0.5;
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break;
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case CursorScaling::x0_75:
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options.cursorScaling = 0.75;
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break;
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case CursorScaling::NoScaling:
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options.cursorScaling = 1.0;
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break;
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case CursorScaling::x1_25:
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options.cursorScaling = 1.25;
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break;
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case CursorScaling::x1_5:
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options.cursorScaling = 1.5;
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break;
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case CursorScaling::x2:
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options.cursorScaling = 2.0;
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break;
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case CursorScaling::Source:
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// 0 或负值表示和源窗口缩放比例相同
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options.cursorScaling = 0;
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break;
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case CursorScaling::Custom:
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options.cursorScaling = profile.customCursorScaling;
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break;
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default:
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options.cursorScaling = 1.0;
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break;
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}
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// 应用全局配置
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AppSettings& settings = AppSettings::Get();
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if (settings.IsInlineParams()) {
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for (EffectOption& effect : options.effects) {
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effect.flags |= EffectOptionFlags::InlineParams;
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}
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}
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options.downscalingEffect = settings.DownscalingEffect();
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options.IsDebugMode(settings.IsDebugMode());
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options.IsDisableEffectCache(settings.IsDisableEffectCache());
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options.IsDisableFontCache(settings.IsDisableFontCache());
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options.IsSaveEffectSources(settings.IsSaveEffectSources());
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options.IsWarningsAreErrors(settings.IsWarningsAreErrors());
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options.IsAllowScalingMaximized(settings.IsAllowScalingMaximized());
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options.IsSimulateExclusiveFullscreen(settings.IsSimulateExclusiveFullscreen());
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_isAutoScaling = profile.isAutoScale;
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_ScalingRuntime->Start(hWnd, options);
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return true;
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}
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void ScalingService::_ScaleForegroundWindow() {
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HWND hWnd = GetForegroundWindow();
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if (!_CheckSrcWnd(hWnd)) {
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return;
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}
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const Profile& profile = ProfileService::Get().GetProfileForWindow((HWND)hWnd);
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_StartScale(hWnd, profile);
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}
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bool ScalingService::_CheckSrcWnd(HWND hWnd) noexcept {
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if (!hWnd || !IsWindow(hWnd)) {
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return false;
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}
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UINT showCmd = Win32Utils::GetWindowShowCmd(hWnd);
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if (showCmd == SW_NORMAL) {
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return true;
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}
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return showCmd == SW_MAXIMIZE && AppSettings::Get().IsAllowScalingMaximized();
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}
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}
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