From 76cfde072296afe783ea9ab24122bb264402812d Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Fri, 20 Jan 2017 09:01:01 +0100
Subject: GRAPHICS: Further work on MacFont font scaling

---
 graphics/fonts/macfont.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'graphics/fonts')

diff --git a/graphics/fonts/macfont.cpp b/graphics/fonts/macfont.cpp
index fb3240ac76..0f057a8321 100644
--- a/graphics/fonts/macfont.cpp
+++ b/graphics/fonts/macfont.cpp
@@ -425,6 +425,19 @@ MacFONTFont *MacFONTFont::scaleFont(MacFONTFont *src, int newSize) {
 	data._size = src->_data._size;
 	data._style = src->_data._style;
 
+	// Dtermine width of the bit image table
+	int newBitmapWidth = 0;
+	for (uint i = 0; i < src->_data._glyphs.size() + 1; i++) {
+		MacGlyph *glyph = (i == src->_data._glyphs.size()) ? &_data._defaultChar : &_data._glyphs[i];
+
+		glyph->width = (int)((float)src->_data._glyphs[i].width * scale);
+		glyph->kerningOffset = (int)((float)src->_data._glyphs[i].kerningOffset * scale);
+		glyph->bitmapWidth = (int)((float)src->_data._glyphs[i].bitmapWidth * scale);
+		glyph->bitmapOffset = newBitmapWidth;
+
+		newBitmapWidth += ((glyph->bitmapWidth + 7) / 8);
+	}
+
 	for (uint i = 0; i < src->_data._glyphs.size() + 1; i++) {
 		MacGlyph *glyph = (i == src->_data._glyphs.size()) ? &_data._defaultChar : &_data._glyphs[i];
 
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