From 57bc6374f4e03dde194830b80914915a200dba54 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Einar=20Johan=20Tr=C3=B8an=20S=C3=B8ma=CC=8Aen?=
 <einarjohants@gmail.com>
Date: Wed, 23 Jan 2013 00:34:04 +0100
Subject: [PATCH] WINTERMUTE: Use FreeSans from ScummModern.zip if the
 requested font is unavailable.

Right now this is the ONLY replacement in place, but Arial is also the default font for WME, so it should cover most cases.
---
 .../base/font/base_font_truetype.cpp          | 50 ++++++++++++++-----
 1 file changed, 38 insertions(+), 12 deletions(-)

diff --git a/engines/wintermute/base/font/base_font_truetype.cpp b/engines/wintermute/base/font/base_font_truetype.cpp
index 0ed7b7c0a88..ce18594928a 100644
--- a/engines/wintermute/base/font/base_font_truetype.cpp
+++ b/engines/wintermute/base/font/base_font_truetype.cpp
@@ -38,6 +38,7 @@
 #include "engines/wintermute/wintermute.h"
 #include "graphics/fonts/ttf.h"
 #include "graphics/fontman.h"
+#include "common/unzip.h"
 #include <limits.h>
 
 namespace Wintermute {
@@ -546,26 +547,51 @@ bool BaseFontTT::initFont() {
 	if (!_fontFile) {
 		return STATUS_FAILED;
 	}
-
+#ifdef USE_FREETYPE2
 	Common::SeekableReadStream *file = BaseFileManager::getEngineInstance()->openFile(_fontFile);
 	if (!file) {
-		//TODO: Try to fallback from Arial to FreeSans
-		/*
-		// the requested font file is not in wme file space; try loading a system font
-		AnsiString fontFileName = PathUtil::combine(BasePlatform::getSystemFontPath(), PathUtil::getFileName(_fontFile));
-		file = BaseFileManager::getEngineInstance()->openFile(fontFileName.c_str(), false);
-		if (!file) {
-		    _gameRef->LOG(0, "Error loading TrueType font '%s'", _fontFile);
-		    //return STATUS_FAILED;
-		}*/
+		if (Common::String(_fontFile) != "arial.ttf") {
+			warning("%s has no replacement font yet, using FreeSans for now (if available)", _fontFile);
+		}
+		// Fallback1: Try to find FreeSans.ttf
+		file = SearchMan.createReadStreamForMember("FreeSans.ttf");
 	}
 
 	if (file) {
-#ifdef USE_FREETYPE2
 		_deletableFont = Graphics::loadTTFFont(*file, 96, _fontHeight); // Use the same dpi as WME (96 vs 72).
 		_font = _deletableFont;
-#endif
+		delete file;
+		file = NULL;
 	}
+
+	// Fallback2: Try to find ScummModern.zip, and get the font from there:
+	if (!_font) {
+		Common::SeekableReadStream *themeFile = SearchMan.createReadStreamForMember("scummmodern.zip");
+		if (themeFile) {
+			Common::Archive *themeArchive = Common::makeZipArchive(themeFile);
+			if (themeArchive->hasFile("FreeSans.ttf")) {
+				file = NULL;
+				file = themeArchive->createReadStreamForMember("FreeSans.ttf");
+				_deletableFont = Graphics::loadTTFFont(*file, 96, _fontHeight); // Use the same dpi as WME (96 vs 72).
+				_font = _deletableFont;
+			}
+			delete file;
+			file = NULL;
+			delete themeArchive;
+			themeArchive = NULL;
+		}
+	}
+
+	// Fallback3: Try to ask FontMan for the FreeSans.ttf ScummModern.zip uses:
+	if (!_font) {
+		// Really not desireable, as we will get a font with dpi-72 then
+		Common::String fontName = Common::String::format("%s-%s@%d", "FreeSans.ttf", "ASCII", _fontHeight);
+		warning("Looking for %s", fontName.c_str());
+		_font = FontMan.getFontByName(fontName);
+	}
+#endif // USE_FREETYPE2
+
+	// Fallback4: Just use the Big GUI-font. (REALLY undesireable)
 	if (!_font) {
 		_font = _fallbackFont = FontMan.getFontByUsage(Graphics::FontManager::kBigGUIFont);
 		warning("BaseFontTT::InitFont - Couldn't load font: %s", _fontFile);