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-rw-r--r--src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.cxx4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.cxx b/src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.cxx
index edbfba577..f87ae8df3 100644
--- a/src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.cxx
+++ b/src/drivers/WinAPI/Fl_WinAPI_Screen_Driver.cxx
@@ -495,8 +495,8 @@ Fl_WinAPI_Screen_Driver::read_win_rectangle(
int ws, hs;
if (int(s) == s) { ws = w * s; hs = h * s;}
else {
- ws = (w+1)*s-1;
- hs = (h+1)*s-1;
+ ws = (w+1)*s; // matches what Fl_Graphics_Driver::cache_size() does
+ hs = (h+1)*s;
if (ws < 1) ws = 1;
if (hs < 1) hs = 1;
}