add upstream 11.20

1 files changed, 13 insertions, 2 deletions

diff --git a/wx+/dc.h b/wx+/dc.h
index c5b78119..d303de4c 100644
--- a/wx+/dc.h
+++ b/wx+/dc.h
@@ -12,6 +12,7 @@
 #include <zen/basic_math.h>
 #include <wx/dcbuffer.h> //for macro: wxALWAYS_NATIVE_DOUBLE_BUFFER
 #include <wx/dcscreen.h>
+#include <wx/bmpbndl.h>
     #include <gtk/gtk.h>
 
 
@@ -91,8 +92,8 @@ constexpr int defaultDpi = 96;
 inline
 int getDPI()
 {
-#ifndef wxHAVE_DPI_INDEPENDENT_PIXELS
-#error why is wxHAVE_DPI_INDEPENDENT_PIXELS not defined?
+#ifndef wxHAS_DPI_INDEPENDENT_PIXELS
+#error why is wxHAS_DPI_INDEPENDENT_PIXELS not defined?
 #endif
     //GTK2 doesn't properly support high DPI: https://freefilesync.org/forum/viewtopic.php?t=6114
     //=> requires general fix at wxWidgets-level
@@ -117,6 +118,16 @@ int getDpiScalePercent()
 }
 
 
+inline
+wxBitmapBundle toBitmapBundle(const wxImage& img /*expected to be DPI-scaled!*/)
+{
+    //return wxBitmap(img, -1 /*depth*/, static_cast<double>(getDPI()) / defaultDpi); not (yet) implemented
+    wxBitmap bmpScaled(img);
+    bmpScaled.SetScaleFactor(static_cast<double>(getDPI()) / defaultDpi);
+    return bmpScaled;
+}
+
+
 //---------------------- implementation ------------------------
 class RecursiveDcClipper
 {