61 行
1.6 KiB
C++
61 行
1.6 KiB
C++
#if defined(Hiro_Monitor)
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//per-monitor API is only on Windows 10+
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namespace hiro {
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struct MonitorInfo {
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u32 monitor = 0;
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u32 primary = 0;
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Geometry geometry;
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u32 index = 0;
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};
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static auto CALLBACK MonitorEnumProc(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) -> BOOL {
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MonitorInfo& info = *(MonitorInfo*)dwData;
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MONITORINFOEX mi{};
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mi.cbSize = sizeof(MONITORINFOEX);
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GetMonitorInfo(hMonitor, &mi);
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string displayName = (const char*)utf8_t(mi.szDevice);
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if(displayName.beginsWith(R"(\\.\DISPLAYV)")) return true; //ignore pseudo-monitors
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if(mi.dwFlags & MONITORINFOF_PRIMARY) info.primary = info.index;
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if(info.monitor == info.index) {
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info.geometry = {lprcMonitor->left, lprcMonitor->top, lprcMonitor->right - lprcMonitor->left, lprcMonitor->bottom - lprcMonitor->top};
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}
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info.index++;
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return true;
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}
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auto pMonitor::count() -> u32 {
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return GetSystemMetrics(SM_CMONITORS);
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}
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auto pMonitor::dpi(uint monitor) -> Position {
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HDC hdc = GetDC(0);
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auto dpiX = (f32)GetDeviceCaps(hdc, LOGPIXELSX);
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auto dpiY = (f32)GetDeviceCaps(hdc, LOGPIXELSY);
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ReleaseDC(0, hdc);
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return {dpiX, dpiY};
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}
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auto pMonitor::geometry(u32 monitor) -> Geometry {
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MonitorInfo info;
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info.monitor = monitor;
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EnumDisplayMonitors(nullptr, nullptr, MonitorEnumProc, (LPARAM)&info);
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return info.geometry;
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}
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auto pMonitor::primary() -> u32 {
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MonitorInfo info;
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EnumDisplayMonitors(nullptr, nullptr, MonitorEnumProc, (LPARAM)&info);
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return info.primary;
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}
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auto pMonitor::workspace(u32 monitor) -> Geometry {
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return pDesktop::workspace();
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}
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}
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#endif
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