From e65d7bb948d3a25a7d73bcfb3b9a799425c0319a Mon Sep 17 00:00:00 2001
From: Grigori Goronzy <greg@chown.ath.cx>
Date: Sat, 23 May 2015 13:20:55 +0200
Subject: directwrite: add 'width' attribute

This is required for proper font matching.
---
 libass/ass_directwrite.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libass/ass_directwrite.cpp b/libass/ass_directwrite.cpp
index f00b7b8..415afef 100644
--- a/libass/ass_directwrite.cpp
+++ b/libass/ass_directwrite.cpp
@@ -148,6 +148,11 @@ static void destroy_font(void *data)
 	free(priv);
 }
 
+static int map_width(int stretch)
+{
+	return stretch * (100 / DWRITE_FONT_STRETCH_MEDIUM);
+}
+
 static void scan_fonts(IDWriteFactory *factory, ASS_FontProvider *provider)
 {
 	HRESULT hr = S_OK;
@@ -187,6 +192,7 @@ static void scan_fonts(IDWriteFactory *factory, ASS_FontProvider *provider)
 				return;
 			
 			meta.weight = font->GetWeight();
+			meta.width = map_width(font->GetStretch());
 			font->GetMetrics(&metrics);
 			style = font->GetStyle();
 			meta.slant =	(style==DWRITE_FONT_STYLE_NORMAL)? FONT_SLANT_NONE:
-- 
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