dwrite: Make it possible to set text alignment on created layout.

dlls/dwrite/layout.c

@@ -328,6 +328,14 @@ static inline const char *debugstr_run(const struct regular_layout_run *run)
         run->descr.stringLength);
 }
 
+static inline HRESULT format_set_textalignment(struct dwrite_textformat_data *format, DWRITE_TEXT_ALIGNMENT alignment)
+{
+    if ((UINT32)alignment > DWRITE_TEXT_ALIGNMENT_JUSTIFIED)
+        return E_INVALIDARG;
+    format->textalignment = alignment;
+    return S_OK;
+}
+
 static HRESULT get_fontfallback_from_format(const struct dwrite_textformat_data *format, IDWriteFontFallback **fallback)
 {
     *fallback = format->fallback;
@@ -1955,7 +1963,6 @@ static ULONG WINAPI dwritetextlayout_Release(IDWriteTextLayout2 *iface)
 static HRESULT WINAPI dwritetextlayout_SetTextAlignment(IDWriteTextLayout2 *iface, DWRITE_TEXT_ALIGNMENT alignment)
 {
     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout2(iface);
-    TRACE("(%p)->(%d)\n", This, alignment);
     return IDWriteTextFormat1_SetTextAlignment(&This->IDWriteTextFormat1_iface, alignment);
 }
 
@@ -2013,7 +2020,6 @@ static HRESULT WINAPI dwritetextlayout_SetLineSpacing(IDWriteTextLayout2 *iface,
 static DWRITE_TEXT_ALIGNMENT WINAPI dwritetextlayout_GetTextAlignment(IDWriteTextLayout2 *iface)
 {
     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout2(iface);
-    TRACE("(%p)\n", This);
     return IDWriteTextFormat1_GetTextAlignment(&This->IDWriteTextFormat1_iface);
 }
 
@@ -2972,8 +2978,8 @@ static ULONG WINAPI dwritetextformat1_layout_Release(IDWriteTextFormat1 *iface)
 static HRESULT WINAPI dwritetextformat1_layout_SetTextAlignment(IDWriteTextFormat1 *iface, DWRITE_TEXT_ALIGNMENT alignment)
 {
     struct dwrite_textlayout *This = impl_layout_form_IDWriteTextFormat1(iface);
-    FIXME("(%p)->(%d): stub\n", This, alignment);
-    return E_NOTIMPL;
+    TRACE("(%p)->(%d)\n", This, alignment);
+    return format_set_textalignment(&This->format, alignment);
 }
 
 static HRESULT WINAPI dwritetextformat1_layout_SetParagraphAlignment(IDWriteTextFormat1 *iface, DWRITE_PARAGRAPH_ALIGNMENT alignment)
@@ -3846,14 +3852,8 @@ static ULONG WINAPI dwritetextformat_Release(IDWriteTextFormat1 *iface)
 static HRESULT WINAPI dwritetextformat_SetTextAlignment(IDWriteTextFormat1 *iface, DWRITE_TEXT_ALIGNMENT alignment)
 {
     struct dwrite_textformat *This = impl_from_IDWriteTextFormat1(iface);
-
     TRACE("(%p)->(%d)\n", This, alignment);
-
-    if ((UINT32)alignment > DWRITE_TEXT_ALIGNMENT_JUSTIFIED)
-        return E_INVALIDARG;
-
-    This->format.textalignment = alignment;
-    return S_OK;
+    return format_set_textalignment(&This->format, alignment);
 }
 
 static HRESULT WINAPI dwritetextformat_SetParagraphAlignment(IDWriteTextFormat1 *iface, DWRITE_PARAGRAPH_ALIGNMENT alignment)

dlls/dwrite/tests/layout.c

@@ -2863,6 +2863,65 @@ todo_wine {
     IDWriteFactory_Release(factory);
 }
 
+static void test_SetTextAlignment(void)
+{
+    static const WCHAR strW[] = {'a','b','c','d',0};
+    IDWriteTextFormat1 *format1;
+    IDWriteTextFormat *format;
+    IDWriteTextLayout *layout;
+    IDWriteFactory *factory;
+    DWRITE_TEXT_ALIGNMENT v;
+    HRESULT hr;
+
+    factory = create_factory();
+
+    hr = IDWriteFactory_CreateTextFormat(factory, tahomaW, NULL, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL,
+        DWRITE_FONT_STRETCH_NORMAL, 12.0, enusW, &format);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    v = IDWriteTextFormat_GetTextAlignment(format);
+    ok(v == DWRITE_TEXT_ALIGNMENT_LEADING, "got %d\n", v);
+
+    hr = IDWriteFactory_CreateTextLayout(factory, strW, 4, format, 300.0, 100.0, &layout);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    v = IDWriteTextLayout_GetTextAlignment(layout);
+    ok(v == DWRITE_TEXT_ALIGNMENT_LEADING, "got %d\n", v);
+
+    hr = IDWriteTextLayout_SetTextAlignment(layout, DWRITE_TEXT_ALIGNMENT_TRAILING);
+    ok(hr == S_OK, "got 0x%08x\n", hr);
+
+    v = IDWriteTextFormat_GetTextAlignment(format);
+    ok(v == DWRITE_TEXT_ALIGNMENT_LEADING, "got %d\n", v);
+
+    v = IDWriteTextLayout_GetTextAlignment(layout);
+    ok(v == DWRITE_TEXT_ALIGNMENT_TRAILING, "got %d\n", v);
+
+    hr = IDWriteTextLayout_QueryInterface(layout, &IID_IDWriteTextFormat1, (void**)&format1);
+    if (hr == S_OK) {
+        hr = IDWriteTextFormat1_SetTextAlignment(format1, DWRITE_TEXT_ALIGNMENT_CENTER);
+        ok(hr == S_OK, "got 0x%08x\n", hr);
+
+        v = IDWriteTextFormat_GetTextAlignment(format);
+        ok(v == DWRITE_TEXT_ALIGNMENT_LEADING, "got %d\n", v);
+
+        v = IDWriteTextLayout_GetTextAlignment(layout);
+        ok(v == DWRITE_TEXT_ALIGNMENT_CENTER, "got %d\n", v);
+
+        v = IDWriteTextFormat1_GetTextAlignment(format1);
+        ok(v == DWRITE_TEXT_ALIGNMENT_CENTER, "got %d\n", v);
+
+        IDWriteTextFormat1_Release(format1);
+    }
+    else
+        win_skip("IDWriteTextFormat1 is not supported\n");
+
+
+    IDWriteTextLayout_Release(layout);
+    IDWriteTextFormat_Release(format);
+    IDWriteFactory_Release(factory);
+}
+
 START_TEST(layout)
 {
     static const WCHAR ctrlstrW[] = {0x202a,0};
@@ -2903,6 +2962,7 @@ START_TEST(layout)
     test_SetFlowDirection();
     test_SetDrawingEffect();
     test_GetLineMetrics();
+    test_SetTextAlignment();
 
     IDWriteFactory_Release(factory);
 }