1 files changed, 110 insertions, 0 deletions
diff --git a/engines/sherlock/fonts.cpp b/engines/sherlock/fonts.cpp
new file mode 100644
index 0000000000..3ef2082171
--- /dev/null
+++ b/engines/sherlock/fonts.cpp
@@ -0,0 +1,110 @@
+/* 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/system.h"
+#include "sherlock/fonts.h"
+#include "sherlock/resources.h"
+#include "sherlock/surface.h"
+
+namespace Sherlock {
+
+ImageFile *Fonts::_font;
+int Fonts::_fontNumber;
+int Fonts::_fontHeight;
+
+void Fonts::init() {
+	_font = nullptr;
+}
+
+void Fonts::free() {
+	delete _font;
+}
+
+void Fonts::setFont(int fontNumber) {
+	_fontNumber = fontNumber;
+	Common::String fname = Common::String::format("FONT%d.VGS", fontNumber + 1);
+
+	// Discard any previous font and read in new one
+	delete _font;
+	_font = new ImageFile(fname);
+
+	// Iterate through the frames to find the tallest font character
+	_fontHeight = 0;
+	for (uint idx = 0; idx < _font->size(); ++idx)
+		_fontHeight = MAX((uint16)_fontHeight, (*_font)[idx]._frame.h);
+}
+
+void Fonts::writeString(Surface *surface, const Common::String &str,
+		const Common::Point &pt, int overrideColor) {
+	Common::Point charPos = pt;
+
+	for (const char *c = str.c_str(); *c; ++c) {
+		if (*c == ' ')
+			charPos.x += 5;
+		else {
+			assert(Common::isPrint(*c));
+			ImageFrame &frame = (*_font)[*c - 33];
+			surface->transBlitFrom(frame, charPos, false, overrideColor);
+			charPos.x += frame._frame.w + 1;
+		}
+	}
+}
+
+int Fonts::stringWidth(const Common::String &str) {
+	int width = 0;
+
+	for (const char *c = str.c_str(); *c; ++c)
+		width += charWidth(*c);
+
+	return width;
+}
+
+int Fonts::stringHeight(const Common::String &str) {
+	int height = 0;
+
+	for (const char *c = str.c_str(); *c; ++c)
+		height = MAX(height, charHeight(*c));
+
+	return height;
+}
+
+int Fonts::charWidth(unsigned char c) {
+	if (c == ' ')
+		return 5;
+	else if (Common::isPrint(c))
+		return (*_font)[c - 33]._frame.w + 1;
+	else
+		return 0;
+}
+
+int Fonts::charHeight(unsigned char c) {
+	int idx = c - 33;
+	if (c == ' ')
+		idx = 0;
+	else if (c == 225)
+		idx = 136;
+
+	const ImageFrame &img = (*_font)[idx];
+	return img._height + img._offset.y + 1;
+}
+
+} // End of namespace Sherlock