1 files changed, 116 insertions, 0 deletions
diff --git a/engines/zvision/fonts/truetype_font.cpp b/engines/zvision/fonts/truetype_font.cpp
new file mode 100644
index 0000000000..f8910bfe06
--- /dev/null
+++ b/engines/zvision/fonts/truetype_font.cpp
@@ -0,0 +1,116 @@
+/* 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/scummsys.h"
+
+#include "zvision/fonts/truetype_font.h"
+
+#include "zvision/zvision.h"
+#include "zvision/graphics/render_manager.h"
+
+#include "common/debug.h"
+#include "common/file.h"
+#include "common/system.h"
+
+#include "graphics/font.h"
+#include "graphics/fonts/ttf.h"
+#include "graphics/surface.h"
+
+
+namespace ZVision {
+
+TruetypeFont::TruetypeFont(ZVision *engine, int32 fontHeight)
+		: _engine(engine),
+		  _fontHeight(fontHeight),
+		  _font(0),
+		  _lineHeight(0),
+		  _maxCharWidth(0),
+		  _maxCharHeight(0) {
+}
+
+TruetypeFont::~TruetypeFont(void) {
+	delete _font;
+}
+
+bool TruetypeFont::loadFile(const Common::String &filename) {
+	Common::File file;
+
+	bool fileOpened = false;
+	if (!Common::File::exists(filename)) {
+		debug("TTF font file %s was not found. Reverting to arial.ttf", filename.c_str());
+		fileOpened = file.open("arial.ttf");
+	} else {
+		fileOpened = file.open(filename);
+	}
+
+	if (!fileOpened) {
+		debug("TTF file could not be opened");
+		return false;
+	}
+
+	_font = Graphics::loadTTFFont(file, _fontHeight);
+	_lineHeight = _font->getFontHeight();
+
+	return true;
+}
+
+Graphics::Surface *TruetypeFont::drawTextToSurface(const Common::String &text, uint16 textColor, int maxWidth, int maxHeight, Graphics::TextAlign align, bool wrap) {
+	if (text.equals("")) {
+		return nullptr;
+	}
+
+	Graphics::Surface *surface = new Graphics::Surface();
+
+	if (!wrap) {
+		int width = MIN(_font->getStringWidth(text), maxWidth);
+		surface->create(width, _lineHeight, Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0));
+		// TODO: Add better alpha support by getting the pixels from the backbuffer.
+		// However doing that requires some kind of caching system so future text doesn't try to use this text as it's alpha background.
+		surface->fillRect(Common::Rect(0, 0, surface->w, surface->h), 0);
+
+		_font->drawString(surface, text, 0, 0, maxWidth, textColor, align);
+		return surface;
+	}
+
+	Common::Array<Common::String> lines;
+	_font->wordWrapText(text, maxWidth, lines);
+
+	while (maxHeight > 0 && (int)lines.size() * _lineHeight > maxHeight) {
+		lines.pop_back();
+	}
+	if (lines.size() == 0) {
+		return nullptr;
+	}
+
+	surface->create(maxWidth, lines.size() * _lineHeight, Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0));
+	surface->fillRect(Common::Rect(0, 0, surface->w, surface->h), 0);
+
+	int heightOffset = 0;
+	for (Common::Array<Common::String>::iterator it = lines.begin(); it != lines.end(); it++) {
+		_font->drawString(surface, *it, 0, 0 + heightOffset, maxWidth, textColor, align);
+		heightOffset += _lineHeight;
+	}
+
+	return surface;
+}
+
+} // End of namespace ZVision