fergalmoran/ladybird
1
0
Fork 0
mirror of https://github.com/fergalmoran/ladybird.git synced 2025-12-28 04:08:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

Ladybird: Calculate the 'physical pixels' for screens

Browse Source 
Previously the 'device independent pixels' (which consider scaling)
were used, and then scaling would be applied again when calculating the
screen width for CSS.
This commit is contained in:
Jamie Mansfield
2024-04-21 21:41:00 +01:00
committed by Andreas Kling
parent d4f08fb0a1
commit b7bd3fd920
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
Ladybird/Qt/WebContentView.cpp
View File

@@ -568,8 +568,11 @@ void WebContentView::initialize_client(WebView::ViewImplementation::CreateNewCli
if (!screens.empty()) {
Vector<Web::DevicePixelRect> screen_rects;
for (auto const& screen : screens) {
// NOTE: QScreen::geometry() returns the 'device-independent pixels', we multiply
// by the device pixel ratio to get the 'physical pixels' of the display.
auto geometry = screen->geometry();
screen_rects.append(Web::DevicePixelRect(geometry.x(), geometry.y(), geometry.width(), geometry.height()));
auto device_pixel_ratio = screen->devicePixelRatio();
screen_rects.append(Web::DevicePixelRect(geometry.x(), geometry.y(), geometry.width() * device_pixel_ratio, geometry.height() * device_pixel_ratio));
}
// FIXME: Update the screens again when QGuiApplication::screenAdded/Removed signals are emitted