updated for version 7.4.393
Problem: Text drawing on newer MS-Windows systems is suboptimal. Some
multi-byte characters are not displayed, even though the same font
in Notepad can display them. (Srinath Avadhanula)
Solution: Add the 'renderoptions' option to enable Direct-X drawing. (Taro
Muraoka)
diff --git a/src/gui_w48.c b/src/gui_w48.c
index 89b6090..ae4c921 100644
--- a/src/gui_w48.c
+++ b/src/gui_w48.c
@@ -2785,6 +2785,10 @@
out_flush(); /* make sure all output has been processed */
(void)BeginPaint(hwnd, &ps);
+#if defined(FEAT_DIRECTX)
+ if (IS_ENABLE_DIRECTX())
+ DWriteContext_BeginDraw(s_dwc);
+#endif
#ifdef FEAT_MBYTE
/* prevent multi-byte characters from misprinting on an invalid
@@ -2800,9 +2804,20 @@
#endif
if (!IsRectEmpty(&ps.rcPaint))
+ {
+#if defined(FEAT_DIRECTX)
+ if (IS_ENABLE_DIRECTX())
+ DWriteContext_BindDC(s_dwc, s_hdc, &ps.rcPaint);
+#endif
gui_redraw(ps.rcPaint.left, ps.rcPaint.top,
ps.rcPaint.right - ps.rcPaint.left + 1,
ps.rcPaint.bottom - ps.rcPaint.top + 1);
+ }
+
+#if defined(FEAT_DIRECTX)
+ if (IS_ENABLE_DIRECTX())
+ DWriteContext_EndDraw(s_dwc);
+#endif
EndPaint(hwnd, &ps);
}
}
@@ -3043,6 +3058,12 @@
void
gui_mch_exit(int rc)
{
+#if defined(FEAT_DIRECTX)
+ DWriteContext_Close(s_dwc);
+ DWrite_Final();
+ s_dwc = NULL;
+#endif
+
ReleaseDC(s_textArea, s_hdc);
DeleteObject(s_brush);