From af74201edbb9dc344419ed3f8ebc35f8e8f05617 Mon Sep 17 00:00:00 2001
From: Konstantin Ritt <ritt.ks@gmail.com>
Date: Mon, 3 Mar 2014 03:01:14 +0200
Subject: Introduce QFontEngine::glyphIndex(uint)

...an optimized drop-in replacement for the code like this:
`stringToCMap(&uc, 1, &g, &numGlyphs, QFontEngine::GlyphIndicesOnly)`
(aka "get the glyph index for exactly one Unicode character").

Change-Id: I22babf49f7cf28892d27533a5ac51ad449779f75
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
---
 .../platforms/windows/qwindowsfontenginedirectwrite.cpp     | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp')

diff --git a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp
index a4e4dd38d4..cd5defdfea 100644
--- a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp
+++ b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp
@@ -301,6 +301,19 @@ QFixed QWindowsFontEngineDirectWrite::emSquareSize() const
         return QFontEngine::emSquareSize();
 }
 
+glyph_t QWindowsFontEngineDirectWrite::glyphIndex(uint ucs4) const
+{
+    UINT16 glyphIndex;
+
+    HRESULT hr = m_directWriteFontFace->GetGlyphIndicesW(&ucs4, 1, &glyphIndex);
+    if (FAILED(hr)) {
+        qErrnoWarning("%s: glyphIndex failed", __FUNCTION__);
+        glyphIndex = 0;
+    }
+
+    return glyphIndex;
+}
+
 // ### Qt 5.1: replace with QStringIterator
 inline unsigned int getChar(const QChar *str, int &i, const int len)
 {
-- 
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