[PATCH 4/5] d3dx9: Handle horizontal alignment in ID3DXFont_DrawText.

[Sven Baars]

Signed-off-by: Sven Baars <sbaars at codeweavers.com>
---
 dlls/d3dx9_36/font.c       | 22 +++++++++++++++++++++-
 dlls/d3dx9_36/tests/core.c | 15 +++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/dlls/d3dx9_36/font.c b/dlls/d3dx9_36/font.c
index bd81a7044b..550ff2c0fe 100644
--- a/dlls/d3dx9_36/font.c
+++ b/dlls/d3dx9_36/font.c
@@ -687,6 +687,13 @@ static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
             D3DXVECTOR3 pos;
             unsigned int i;
 
+            if (format & DT_CENTER)
+                x = (calcrect.left + calcrect.right - size.cx) / 2;
+            else if (format & DT_RIGHT)
+                x = calcrect.right - size.cx;
+            else
+                x = calcrect.left;
+
             memset(&results, 0, sizeof(results));
             results.nGlyphs = line_len;
 
@@ -739,7 +746,20 @@ static INT WINAPI ID3DXFontImpl_DrawTextW(ID3DXFont *iface, ID3DXSprite *sprite,
         *rect = calcrect;
 
         rect->bottom = y;
-        rect->right = rect->left + max_width;
+
+        if (format & DT_CENTER)
+        {
+            rect->left += (rect->right - rect->left - max_width) / 2;
+            rect->right = rect->left + max_width;
+        }
+        else if (format & DT_RIGHT)
+        {
+            rect->left = rect->right - max_width;
+        }
+        else
+        {
+            rect->right = rect->left + max_width;
+        }
     }
 
     ret = y - textrect.top;
diff --git a/dlls/d3dx9_36/tests/core.c b/dlls/d3dx9_36/tests/core.c
index 7800e6036c..c2244b1a97 100644
--- a/dlls/d3dx9_36/tests/core.c
+++ b/dlls/d3dx9_36/tests/core.c
@@ -863,6 +863,21 @@ static void test_ID3DXFont(IDirect3DDevice9 *device)
     ok(height == 32, "Got unexpected height %d.\n", height);
     check_rect(&rect, 10, 18, 30, 42);
 
+    SetRect(&rect, 10, 10, 50, 50);
+    height = ID3DXFont_DrawTextW(font, NULL, L"aaaa\naaaa", -1, &rect, DT_RIGHT | DT_CALCRECT, 0xff00ff);
+    ok(height == 24, "Got unexpected height %d.\n", height);
+    check_rect(&rect, 30, 10, 50, 34);
+
+    SetRect(&rect, 10, 10, 50, 50);
+    height = ID3DXFont_DrawTextW(font, NULL, L"aaaa\naaaa", -1, &rect, DT_CENTER | DT_CALCRECT, 0xff00ff);
+    ok(height == 24, "Got unexpected height %d.\n", height);
+    check_rect(&rect, 20, 10, 40, 34);
+
+    SetRect(&rect, 10, 10, 50, 50);
+    height = ID3DXFont_DrawTextW(font, NULL, L"aaaa\naaaa", -1, &rect, DT_CENTER | DT_VCENTER | DT_CALCRECT, 0xff00ff);
+    ok(height == 32, "Got unexpected height %d.\n", height);
+    check_rect(&rect, 20, 18, 40, 42);
+
     ID3DXFont_Release(font);
 }
 
-- 
2.24.0