diff font/font.h @ 0:223b71206888

Initial import
author thib
date Fri, 01 Aug 2008 16:32:45 +0000
parents
children 15a18fbe6f21
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+/*
+ * Copyright (c) 2004  Kazunori "jagarl" Ueno
+ * Copyright (c) 2000, 2001 Yuki Sawada
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __FONT_TYPES_H__
+#define __FONT_TYPES_H__
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include<vector>
+
+class TextHorizLayout;
+class TextStream;
+class TextGlyphStream;
+
+namespace XKFont {
+class Font;
+class Face;
+class Peer;
+class Glyph;
+class Cache;
+
+struct Font {
+public:
+	Font(const char* fontname, int size);
+	~Font();
+	Face* FaceLoad(double scale);
+	int vsize;
+private:
+	class FontImpl* pimpl;
+};
+
+struct Face {
+public:
+	Face(const char *name, int index, int hsize, int vsize);
+	~Face();
+	Glyph* GlyphLoad(unsigned int code);
+
+private:
+	Cache* cache;
+	typedef std::vector<Peer*>::iterator iterator;
+	std::vector<Peer*> peer;
+};
+
+struct Peer {
+	Peer(void) {}
+	virtual ~Peer() {};
+	virtual bool GlyphCreate(unsigned int code, Glyph* glyph) = 0;
+};
+
+struct Glyph {
+  int bitmap_left;
+  int bitmap_top;
+  struct _bitmap {
+    int width;
+    int rows;
+    unsigned char *buffer;
+    _bitmap() : buffer(0) {}
+    ~_bitmap() { delete[] buffer;}
+  } bitmap;
+#if 0
+  struct _metrics {
+    int ascender;
+    int descender;
+  } metrics;
+#endif
+  struct _advance {
+    int x;
+    int y;
+  } advance;
+  Glyph() : bitmap() {}
+  ~Glyph() {}
+};
+
+struct HorizLayout {
+	HorizLayout(const char* fontname, int size);
+	~HorizLayout();
+	void Layout(::TextStream& stream, ::TextGlyphStream& glyph, std::vector<int>& lineheights, int width);
+	::TextGlyphStream Layout(const char* str, int width, int r=0xff, int g=0xff, int b=0xff);
+private:
+	Font* font;
+	class ::TextHorizLayout* pimpl;
+};
+
+}; /* end of namespace XKFont */
+
+#endif