Nikolay Sivov : dwrite: Make CreateFontFaceFromHdc() properly fail on unsupported font format.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 0344c19692396dca80a98f02fa7f713cee12b344
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=0344c19692396dca80a98f02fa...

Author: Nikolay Sivov <nsivov(a)codeweavers.com>
Date:   Wed Apr 19 15:15:29 2017 +0300

dwrite: Make CreateFontFaceFromHdc() properly fail on unsupported font format.

Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/dwrite/gdiinterop.c | 13 +++++++------
 dlls/dwrite/tests/font.c | 24 +++++++++++++++++++++++-
 2 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/dlls/dwrite/gdiinterop.c b/dlls/dwrite/gdiinterop.c
index cf3b3fa..2b3f32d 100644
--- a/dlls/dwrite/gdiinterop.c
+++ b/dlls/dwrite/gdiinterop.c
@@ -761,14 +761,15 @@ static HRESULT WINAPI gdiinterop_CreateFontFaceFromHdc(IDWriteGdiInterop1 *iface
 
     is_supported = FALSE;
     hr = IDWriteFontFile_Analyze(file, &is_supported, &filetype, &facetype, &facenum);
-    if (FAILED(hr) || !is_supported) {
-        IDWriteFontFile_Release(file);
-        return hr;
+    if (SUCCEEDED(hr)) {
+        if (is_supported)
+            /* Simulations flags values match DWRITE_FONT_SIMULATIONS */
+            hr = IDWriteFactory4_CreateFontFace(This->factory, facetype, 1, &file, info.face_index,
+                    info.simulations, fontface);
+        else
+            hr = DWRITE_E_FILEFORMAT;
     }
 
-    /* Simulations flags values match DWRITE_FONT_SIMULATIONS */
-    hr = IDWriteFactory4_CreateFontFace(This->factory, facetype, 1, &file, info.face_index, info.simulations,
-        fontface);
     IDWriteFontFile_Release(file);
     return hr;
 }
diff --git a/dlls/dwrite/tests/font.c b/dlls/dwrite/tests/font.c
index 2e26bc7..2c874df 100644
--- a/dlls/dwrite/tests/font.c
+++ b/dlls/dwrite/tests/font.c
@@ -1,7 +1,7 @@
 /*
  *    Font related tests
  *
- * Copyright 2012, 2014-2016 Nikolay Sivov for CodeWeavers
+ * Copyright 2012, 2014-2017 Nikolay Sivov for CodeWeavers
  * Copyright 2014 Aric Stewart for CodeWeavers
  *
  * This library is free software; you can redistribute it and/or
@@ -3458,6 +3458,7 @@ static void test_CreateFontFaceFromHdc(void)
     IDWriteFactory *factory;
     HFONT hfont, oldhfont;
     LOGFONTW logfont;
+    LOGFONTA lf;
     HRESULT hr;
     ULONG ref;
     HDC hdc;
@@ -3468,11 +3469,17 @@ static void test_CreateFontFaceFromHdc(void)
     hr = IDWriteFactory_GetGdiInterop(factory, &interop);
     ok(hr == S_OK, "got 0x%08x\n", hr);
 
+    /* Invalid HDC. */
     fontface = (void*)0xdeadbeef;
     hr = IDWriteGdiInterop_CreateFontFaceFromHdc(interop, NULL, &fontface);
     ok(hr == E_INVALIDARG, "got 0x%08x\n", hr);
     ok(fontface == NULL, "got %p\n", fontface);
 
+    fontface = (void *)0xdeadbeef;
+    hr = IDWriteGdiInterop_CreateFontFaceFromHdc(interop, (HDC)0xdeadbeef, &fontface);
+    ok(hr == E_FAIL, "got 0x%08x\n", hr);
+    ok(fontface == NULL, "got %p\n", fontface);
+
     memset(&logfont, 0, sizeof(logfont));
     logfont.lfHeight = 12;
     logfont.lfWidth  = 12;
@@ -3489,6 +3496,21 @@ static void test_CreateFontFaceFromHdc(void)
     ok(hr == S_OK, "got 0x%08x\n", hr);
     IDWriteFontFace_Release(fontface);
     DeleteObject(SelectObject(hdc, oldhfont));
+
+    /* Select bitmap font MS Sans Serif, format that's not supported by DirectWrite. */
+    memset(&lf, 0, sizeof(lf));
+    lf.lfHeight = -12;
+    strcpy(lf.lfFaceName, "MS Sans Serif");
+
+    hfont = CreateFontIndirectA(&lf);
+    oldhfont = SelectObject(hdc, hfont);
+
+    fontface = (void *)0xdeadbeef;
+    hr = IDWriteGdiInterop_CreateFontFaceFromHdc(interop, hdc, &fontface);
+    ok(hr == DWRITE_E_FILEFORMAT || broken(hr == E_FAIL) /* Vista */, "got 0x%08x\n", hr);
+    ok(fontface == NULL, "got %p\n", fontface);
+
+    DeleteObject(SelectObject(hdc, oldhfont));
     DeleteDC(hdc);
 
     IDWriteGdiInterop_Release(interop);