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Qt5: fixed blurred text when drawing QImage and QPixmap and hidpi enabled for qt libs >= 5.14. issue #41276

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This commit is contained in:
Željan Rikalo 2024-12-12 16:41:56 +01:00
parent 5cb22fbc12
commit 4c1940a28c
1 changed files with 12 additions and 5 deletions
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17
lcl/interfaces/qt5/qtobject.inc
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@ -25,6 +25,11 @@ begin
FLastWFPMousePos := Point(MaxInt, MaxInt); FLastWFPMousePos := Point(MaxInt, MaxInt);
FLastWFPResult := 0; FLastWFPResult := 0;
inherited Create; inherited Create;
{$J+}
QtVersionInt(QtVersionMajor, QtVersionMinor, QtVersionMicro);
{$J-}
FIsLibraryInstance := QCoreApplication_instance() <> nil; FIsLibraryInstance := QCoreApplication_instance() <> nil;
if FIsLibraryInstance then if FIsLibraryInstance then
App := QApplicationH(QCoreApplication_instance()) App := QApplicationH(QCoreApplication_instance())
@ -35,8 +40,13 @@ begin
WStr := 'plugins'; WStr := 'plugins';
QCoreApplication_addLibraryPath(@WStr); QCoreApplication_addLibraryPath(@WStr);
{$ENDIF} {$ENDIF}
// issue #39610 {$IF DEFINED(UNIX) AND NOT DEFINED(DARWIN)}
// QCoreApplication_setAttribute(QtAA_DisableHighDpiScaling, True); if (QtVersionMajor = 5) and (QtVersionMinor >= 14) then
begin
QCoreApplication_setAttribute(QtAA_EnableHighDpiScaling, False); // issue #39610, #41276
QCoreApplication_setAttribute(QtAA_DisableHighDpiScaling, True); // issue #39610, #41276
end;
{$ENDIF}
App := QApplication_Create(@argc, argv); App := QApplication_Create(@argc, argv);
end; end;
QCoreApplication_setAttribute(QtAA_DontCreateNativeWidgetSiblings, True); QCoreApplication_setAttribute(QtAA_DontCreateNativeWidgetSiblings, True);
@ -46,9 +56,6 @@ begin
{$IFDEF QtUseNativeEventLoop} {$IFDEF QtUseNativeEventLoop}
FMainTimerID := -1; FMainTimerID := -1;
{$ENDIF} {$ENDIF}
{$J+}
QtVersionInt(QtVersionMajor, QtVersionMinor, QtVersionMicro);
{$J-}
FCachedMenuBarHeight := -1; FCachedMenuBarHeight := -1;
FAppEvenFilterHook := nil; FAppEvenFilterHook := nil;
{$IFDEF QTUSEFOCUSCHANGEDHOOK} {$IFDEF QTUSEFOCUSCHANGEDHOOK}