#569 Added font with point sizes 8, 12, 16, 24, 32

2025-02-25 18:55:39 -06:00 · 2016-08-09 11:18:56 +02:00
parent 23bfb46c4c
commit 17d37c70d3
3 changed files with 23297 additions and 0 deletions
--- a/Fwk/AppFwk/cafVizExtensions/cafFixedAtlasFont.h
+++ b/Fwk/AppFwk/cafVizExtensions/cafFixedAtlasFont.h
@@ -0,0 +1,106 @@
+//##################################################################################################
+//
+//   Custom Visualization Core library
+//   Copyright (C) 2011-2013 Ceetron AS
+//
+//   This library may be used under the terms of either the GNU General Public License or
+//   the GNU Lesser General Public License as follows:
+//
+//   GNU General Public License Usage
+//   This library 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 3 of the License, or
+//   (at your option) any later version.
+//
+//   This library 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 at <<http://www.gnu.org/licenses/gpl.html>>
+//   for more details.
+//
+//   GNU Lesser General Public License Usage
+//   This library is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU Lesser General Public License as published by
+//   the Free Software Foundation; either version 2.1 of the License, or
+//   (at your option) any later version.
+//
+//   This library 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
+//   for more details.
+//
+//##################################################################################################
+
+
+#pragma once
+
+#include "cvfObject.h"
+#include "cvfFont.h"
+#include "cvfGlyph.h"
+#include "cvfString.h"
+#include <map>
+
+namespace cvf {
+
+class TextureImage;
+class Glyph;
+
+}
+
+namespace caf {
+
+//==================================================================================================
+//
+// Fixed atlas font class used to generate glyphs for a given character
+//
+//==================================================================================================
+class FixedAtlasFont : public cvf::Font
+{
+public:
+    enum FontSize
+    {
+        POINT_SIZE_8,           // 8pt
+        POINT_SIZE_12,
+        POINT_SIZE_16,              // 16pt
+        POINT_SIZE_24,
+        POINT_SIZE_32
+    };
+
+public:
+    FixedAtlasFont(FontSize size);
+    virtual ~FixedAtlasFont();
+
+    virtual const cvf::String& name() const;
+    virtual cvf::ref<cvf::Glyph> getGlyph(wchar_t character);
+    virtual cvf::uint advance(wchar_t character, wchar_t nextCharacter);
+	virtual bool isEmpty();
+
+private:
+    // Load/unload font
+    bool load(const char* name, size_t numGlyphs, 
+        const short* horizontalBearingsX, const short* horizontalBearingsY, 
+        const cvf::uint* horizontalAdvances, const cvf::uint* characterWidths, const cvf::uint* characterHeightss,
+        const size_t textureImageWidth, const size_t textureImageHeight,
+        const size_t numTextureImageDataBlockCount, const char** textureImageData);
+    void unload();
+
+private:
+    cvf::String             m_name;
+    size_t             m_numGlyphs;
+    std::vector<short> m_horizontalBearingsX;
+    std::vector<short> m_horizontalBearingsY;
+    std::vector<cvf::uint>  m_horizontalAdvances;
+    std::vector<cvf::uint>  m_characterWidths;
+    std::vector<cvf::uint>  m_characterHeights;
+
+    cvf::ref<cvf::TextureImage>  m_textureImage;
+
+    // Glyph cache
+    typedef std::map<size_t, cvf::ref<cvf::Glyph> > MapType;
+    MapType m_atlasMap;
+};
+
+} // namespace cvf