1 files changed, 267 insertions, 0 deletions
diff --git a/graphics/macgui/macfontmanager.cpp b/graphics/macgui/macfontmanager.cpp
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "common/archive.h"
+#include "common/stream.h"
+#include "common/unzip.h"
+#include "graphics/fonts/bdf.h"
+
+#include "graphics/macgui/macfontmanager.h"
+
+namespace Graphics {
+
+// Source: Apple IIGS Technical Note #41, "Font Family Numbers"
+// http://apple2.boldt.ca/?page=til/tn.iigs.041
+static const char *const fontNames[] = {
+	"Chicago",	// system font
+	"Geneva",	// application font
+	"New York",
+	"Geneva",
+
+	"Monaco",
+	"Venice",
+	"London",
+	"Athens",
+
+	"San Francisco",
+	"Toronto",
+	NULL,
+	"Cairo",
+	"Los Angeles", // 12
+
+	"Zapf Dingbats",
+	"Bookman",
+	"Helvetica Narrow",
+	"Palatino",
+	NULL,
+	"Zapf Chancery",
+	NULL,
+
+	"Times", // 20
+	"Helvetica",
+	"Courier",
+	"Symbol",
+	"Taliesin", // mobile?
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	NULL, // 30
+	NULL,
+	NULL,
+	"Avant Garde",
+	"New Century Schoolbook"
+};
+
+MacFontManager::MacFontManager() {
+	for (uint i = 0; i < ARRAYSIZE(fontNames); i++)
+		if (fontNames[i])
+			_fontNames.setVal(fontNames[i], i);
+
+	loadFonts();
+}
+
+void MacFontManager::loadFonts() {
+	Common::Archive *dat;
+
+	dat = Common::makeZipArchive("classicmacfonts.dat");
+
+	if (!dat) {
+		warning("Could not find classicmacfonts.dat. Falling back to built-in fonts");
+		_builtInFonts = true;
+
+		return;
+	}
+
+	Common::ArchiveMemberList list;
+	dat->listMembers(list);
+
+	for (Common::ArchiveMemberList::iterator it = list.begin(); it != list.end(); ++it) {
+		Common::SeekableReadStream *stream = dat->createReadStreamForMember((*it)->getName());
+
+		Graphics::BdfFont *font = Graphics::BdfFont::loadFont(*stream);
+
+		delete stream;
+
+		Common::String fontName;
+		MacFont *macfont;
+
+		if (font->getFamilyName() && *font->getFamilyName()) {
+			fontName = Common::String::format("%s-%s-%d", font->getFamilyName(), font->getFontSlant(), font->getFontSize());
+
+			macfont = new MacFont(_fontNames.getVal(font->getFamilyName(), kMacFontNonStandard), font->getFontSize(), parseFontSlant(font->getFontSlant()));
+		} else { // Get it from the file name
+			fontName = (*it)->getName();
+
+			// Trim the .bdf extension
+			for (int i = fontName.size() - 1; i >= 0; --i) {
+				if (fontName[i] == '.') {
+					while ((uint)i < fontName.size()) {
+						fontName.deleteLastChar();
+					}
+					break;
+				}
+			}
+
+			macfont = new MacFont(kMacFontNonStandard);
+			macfont->setName(fontName);
+		}
+
+		FontMan.assignFontToName(fontName, font);
+		_fontRegistry.setVal(fontName, macfont);
+
+		debug(2, " %s", fontName.c_str());
+	}
+
+	_builtInFonts = false;
+
+	delete dat;
+}
+
+const Font *MacFontManager::getFont(MacFont macFont) {
+	const Font *font = 0;
+
+	if (!_builtInFonts) {
+		if (macFont.getName().empty())
+			macFont.setName(getFontName(macFont.getId(), macFont.getSize(), macFont.getSlant()));
+
+		if (!_fontRegistry.contains(macFont.getName()))
+			generateFontSubstitute(macFont);
+
+		font = FontMan.getFontByName(macFont.getName());
+
+		if (!font) {
+			warning("Cannot load font %s", macFont.getName().c_str());
+
+			font = FontMan.getFontByName(MacFont(kMacFontChicago, 12).getName());
+		}
+	}
+
+	if (_builtInFonts || !font)
+		font = FontMan.getFontByUsage(macFont.getFallback());
+
+	return font;
+}
+
+int MacFontManager::parseFontSlant(Common::String slant) {
+	slant.toUppercase();
+
+	if (slant == "I")
+		return kMacFontItalic;
+	if (slant == "B")
+		return kMacFontBold;
+	if (slant == "R")
+		return kMacFontRegular;
+
+	warning("Unknown font slant '%s'", slant.c_str());
+
+	return kMacFontRegular;
+}
+
+const char *MacFontManager::getFontName(int id, int size, int slant) {
+	static char name[128];
+	const char *sslant;
+
+	switch (slant) {
+	case kMacFontItalic:
+		sslant = "I";
+		break;
+	case kMacFontBold:
+		sslant = "B";
+		break;
+	case kMacFontRegular:
+	default:
+		sslant = "R";
+		break;
+	}
+
+	if (id > ARRAYSIZE(fontNames))
+		return NULL;
+
+	snprintf(name, 128, "%s-%s-%d", fontNames[id], sslant, size);
+
+	return name;
+}
+
+const char *MacFontManager::getFontName(MacFont &font) {
+	return getFontName(font.getId(), font.getSize(), font.getSlant());
+}
+
+void MacFontManager::generateFontSubstitute(MacFont &macFont) {
+	Common::String name;
+
+	// First we try twice size
+	name = getFontName(macFont.getId(), macFont.getSize() * 2, macFont.getSlant());
+	if (_fontRegistry.contains(name) && !_fontRegistry[name]->isGenerated()) {
+		generateFont(macFont, *_fontRegistry[name]);
+
+		return;
+	}
+
+	// Now half size
+	name = getFontName(macFont.getId(), macFont.getSize() / 2, macFont.getSlant());
+	if (_fontRegistry.contains(name)) {
+		generateFont(macFont, *_fontRegistry[name]);
+
+		return;
+	}
+
+	// No simple substitute was found. Looking for neighborhood fonts
+
+	// First we gather all font sizes for this font
+	Common::Array<int> sizes;
+	for (Common::HashMap<Common::String, MacFont *>::iterator i = _fontRegistry.begin(); i != _fontRegistry.end(); ++i) {
+		if (i->_value->getId() == macFont.getId() && i->_value->getSlant() == macFont.getSlant())
+			sizes.push_back(i->_value->getSize());
+	}
+
+	if (sizes.empty()) {
+		warning("No viable substitute found for font %s", getFontName(macFont));
+		return;
+	}
+
+	// Now looking next larger font, and store the largest one for next check
+	int candidate = 1000;
+	int maxSize = sizes[0];
+	for (uint i = 0; i < sizes.size(); i++) {
+		if (sizes[i] > macFont.getSize() && sizes[i] < candidate)
+			candidate = sizes[i];
+
+		if (sizes[i] > maxSize)
+			maxSize = sizes[i];
+	}
+
+	if (candidate != 1000) {
+		generateFont(macFont, MacFont(macFont.getId(), candidate, macFont.getSlant()));
+		return;
+	}
+
+	// Now next smaller font, which is the biggest we have
+	generateFont(macFont, MacFont(macFont.getId(), maxSize, macFont.getSlant()));
+}
+
+void MacFontManager::generateFont(MacFont fromFont, MacFont toFont) {
+	debugN("Found font substitute for font %s ", getFontName(fromFont));
+	debug("as %s", getFontName(toFont));
+}
+
+} // End of namespace Graphics