diff engine/core/video/fonts/imagefontbase.h @ 0:4a0efb7baf70

* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
parents
children 90005975cdbb
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/engine/core/video/fonts/imagefontbase.h	Sun Jun 29 18:44:17 2008 +0000
@@ -0,0 +1,97 @@
+/***************************************************************************
+ *   Copyright (C) 2005-2008 by the FIFE team                              *
+ *   http://www.fifengine.de                                               *
+ *   This file is part of FIFE.                                            *
+ *                                                                         *
+ *   FIFE 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 St, Fifth Floor, Boston, MA  02110-1301  USA              *
+ ***************************************************************************/
+
+#ifndef FIFE_FONTS_IMAGEFONTBASE_H
+#define FIFE_FONTS_IMAGEFONTBASE_H
+
+// Standard C++ library includes
+#include <map>
+#include <string>
+
+// 3rd party library includes
+
+// FIFE includes
+// These includes are split up in two parts, separated by one empty line
+// First block: files included from the FIFE root src directory
+// Second block: files included from the same folder
+#include "util/structures/point.h"
+
+#include "fontbase.h"
+
+namespace FIFE {
+
+	/** ImageFont base class
+	 *
+	 *  Just set the glyphs/placeholder in any derived class and the rendering
+	 *  is handled by this class. Also frees all glyph surfaces on destruction.
+	 */
+	class ImageFontBase: public FontBase {
+		public:
+
+			/**
+			 * Constructor.
+			 */
+			ImageFontBase();
+
+			/**
+			 * Destructor.
+			 */
+			virtual ~ImageFontBase();
+
+			/** Get the width in pixels a given text would occupy
+			 *  @param text The text that should be measured.
+			 */
+			virtual int getWidth(const std::string& text) const;
+
+			/** Get the height in pixels a text line would occupy
+			 */
+			virtual int getHeight() const;
+
+			virtual SDL_Surface *renderString(const std::string& text);
+			virtual void setColor(Uint8 r, Uint8 g, Uint8 b);
+
+		protected:
+			// A glyph (visible character) 
+			typedef struct {
+				// The offset of the glyph relative to the top-left corner.
+				Point offset;
+				// The glyphs image 
+				// should be with SDL_SRCALPHA off, so that it's just copied over.
+				SDL_Surface* surface;
+			} s_glyph;
+
+			typedef std::map<int,s_glyph> type_glyphs;
+			type_glyphs m_glyphs;
+
+			// The glyph used, when the real glyph is not found
+			// Should default to '?'
+			s_glyph m_placeholder;
+
+			int mHeight;
+			int mGlyphSpacing;
+			int mRowSpacing;
+
+			std::string mFilename;
+			bool mAntiAlias;
+	};
+}
+
+#endif // end GCN_SDLTRUETYPEFONT_HPP