add screen library
This commit is contained in:
@ -0,0 +1,38 @@
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/* DO NOT EDIT THIS FILE */
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/* This file is autogenerated by the text-database code generator */
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#ifndef APPLICATIONFONTPROVIDER_HPP
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#define APPLICATIONFONTPROVIDER_HPP
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#include <touchgfx/FontManager.hpp>
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namespace touchgfx
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{
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class FlashDataReader;
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}
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struct Typography
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{
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static const touchgfx::FontId DEFAULT = 0;
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static const touchgfx::FontId LARGE = 1;
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static const touchgfx::FontId SMALL = 2;
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};
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struct TypographyFontIndex
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{
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static const touchgfx::FontId DEFAULT = 0; // verdana_20_4bpp
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static const touchgfx::FontId LARGE = 1; // verdana_40_4bpp
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static const touchgfx::FontId SMALL = 2; // verdana_10_4bpp
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static const uint16_t NUMBER_OF_FONTS = 3;
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};
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class ApplicationFontProvider : public touchgfx::FontProvider
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{
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public:
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virtual touchgfx::Font* getFont(touchgfx::FontId typography);
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static void setFlashReader(touchgfx::FlashDataReader* /* flashReader */) { }
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static touchgfx::FlashDataReader* getFlashReader() { return 0; }
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};
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#endif // APPLICATIONFONTPROVIDER_HPP
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/* DO NOT EDIT THIS FILE */
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/* This file is autogenerated by the text-database code generator */
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#ifndef CACHEDFONT_HPP
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#define CACHEDFONT_HPP
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#include <fonts/GeneratedFont.hpp>
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#include <fonts/FontCache.hpp>
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namespace touchgfx
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{
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class CachedFont : public GeneratedFont
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{
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public:
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CachedFont(const struct touchgfx::BinaryFontData* data, FontId id, FontCache* _cache, const GeneratedFont* _flashFont)
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: GeneratedFont(0, //GlyphNode*
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data->numberOfGlyphs,
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data->height,
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data->pixBelowBase,
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data->bitsPerPixel,
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data->byteAlignRow,
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data->maxLeft,
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data->maxRight,
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0, //glyphDataPointer
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0, //Kerning table not used for cached font
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data->fallbackChar,
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data->ellipsisChar,
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0), //gsubTablePointer
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fontId(id),
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cache(_cache),
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flashFont(_flashFont)
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{}
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CachedFont() : GeneratedFont() {}
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using GeneratedFont::getGlyph;
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virtual const GlyphNode* getGlyph(Unicode::UnicodeChar unicode, const uint8_t*& pixelData, uint8_t& bitsPerPixel) const;
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virtual const uint8_t* getPixelData(const GlyphNode* glyph) const;
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virtual int8_t getKerning(Unicode::UnicodeChar prevChar, const GlyphNode* glyph) const;
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void setFontCache(FontCache& cache);
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FontId getFontId() const
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{
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return fontId;
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}
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virtual const uint16_t* getGSUBTable() const
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{
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if (gsubTable != 0)
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{
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return gsubTable;
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}
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return flashFont->getGSUBTable();
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}
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virtual void setGSUBTable(const uint16_t* table)
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{
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gsubTable = table;
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}
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private:
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FontId fontId;
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FontCache* cache;
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const GeneratedFont* flashFont;
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};
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} // namespace touchgfx
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#endif // CACHEDFONT_HPP
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@ -0,0 +1,94 @@
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/* DO NOT EDIT THIS FILE */
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/* This file is autogenerated by the text-database code generator */
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#ifndef FONTCACHE_HPP
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#define FONTCACHE_HPP
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#include <fonts/ApplicationFontProvider.hpp>
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#include <touchgfx/Font.hpp>
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#include <touchgfx/TypedText.hpp>
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namespace touchgfx
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{
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class CachedFont;
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class FontDataReader
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{
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public:
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virtual ~FontDataReader() { }
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virtual void open() = 0;
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virtual void close() = 0;
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virtual void setPosition(uint32_t position) = 0;
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virtual void readData(void* out, uint32_t numberOfBytes) = 0;
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};
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class FontCache
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{
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public:
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FontCache();
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void setReader(FontDataReader* reader);
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void clear(bool keepGsubTable = false);
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void setMemory(uint8_t* memory, uint32_t size);
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void initializeCachedFont(TypedText t, CachedFont* font, bool loadGsubTable = false);
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bool cacheString(TypedText t, const Unicode::UnicodeChar* string);
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bool cacheLigatures(CachedFont* font, TypedText t, const Unicode::UnicodeChar* string);
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const GlyphNode* getGlyph(Unicode::UnicodeChar unicode, FontId font) const;
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uint32_t getMemoryUsage()
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{
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return memorySize - (gsubStart - top);
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}
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void open();
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void close();
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static inline const uint8_t* getPixelData(const GlyphNode* glyph)
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{
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return ((const uint8_t*)glyph) + SizeGlyphNode + 4;
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}
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static inline bool isCached(const GlyphNode* g)
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{
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return g->dataOffset == 0xFFFFFFFF;
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}
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private:
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static const uint32_t SizeGlyphNode = 16;
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bool contains(Unicode::UnicodeChar unicode, FontId font) const;
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void insert(Unicode::UnicodeChar unicode, FontId font, uint32_t bpp, bool& outOfMemory);
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uint8_t* copyGlyph(uint8_t* top, Unicode::UnicodeChar unicode, FontId font, uint32_t bpp, bool& outOfMemory);
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void cacheData(uint32_t bpp, GlyphNode* first);
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bool cacheSortedString(TypedText t);
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bool createSortedString(const Unicode::UnicodeChar* string);
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bool createSortedLigatures(CachedFont* font, TypedText t, const Unicode::UnicodeChar* string, ...);
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bool sortSortedString(int n);
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void setPosition(uint32_t position);
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void readData(void* out, uint32_t numberOfBytes);
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struct
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{
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uint8_t* first; //first glyphnode, glyph in cache;
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uint8_t* last; //first glyphnode, glyph in cache;
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} fontTable[MAX(TypographyFontIndex::NUMBER_OF_FONTS, 1)];
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uint32_t memorySize;
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uint8_t* memory; //start of memory
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uint8_t* top; //first unused byte
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uint8_t* gsubStart; //first address of GSUB tables, allocated in the end of the cache
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FontDataReader* reader;
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Unicode::UnicodeChar* sortedString;
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//Must be bigger than BinaryFontData
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static const uint32_t MAX_BUFFER_SIZE = 64;
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char buffer[MAX_BUFFER_SIZE];
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uint32_t glyphDataOffset;
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uint16_t numGlyphs;
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uint16_t currentFileGlyphNumber;
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GlyphNode currentFileGlyphNode;
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};
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} // namespace touchgfx
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#endif // FONTCACHE_HPP
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@ -0,0 +1,133 @@
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/* DO NOT EDIT THIS FILE */
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/* This file is autogenerated by the text-database code generator */
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#ifndef GENERATEDFONT_HPP
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#define GENERATEDFONT_HPP
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#include <touchgfx/ConstFont.hpp>
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namespace touchgfx
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{
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/**
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* An GeneratedFont has both glyph table and glyph data placed in a flash which
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* supports random access read (i.e. not a NAND flash)
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*
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* @see ConstFont
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*/
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class GeneratedFont : public ConstFont
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{
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public:
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/**
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* Construct the GeneratedFont.
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*
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* @param list The array of glyphs known to this font.
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* @param size The number of glyphs in list.
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* @param height The height in pixels of the highest character in this font.
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* @param pixBelowBase The maximum number of pixels that can be drawn below the
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* baseline in this font.
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* @param bitsPerPixel The number of bits per pixel in this font.
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* @param byteAlignRow Are glyphs encoded using A4 format
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* @param maxLeft The maximum a character extends to the left.
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* @param maxRight The maximum a character extends to the right.
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* @param glyphDataInternalFlash Pointer to the glyph data for the font, placed in internal
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* flash.
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* @param kerningList pointer to the kerning data for the font, placed in internal
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* flash.
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* @param fallbackChar The fallback character for the typography in case no glyph is
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* available.
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* @param ellipsisChar The ellipsis character used for truncating long texts.
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* @param gsubTable Pointer to GSUB table.
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*/
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GeneratedFont(const GlyphNode* list, uint16_t size, uint16_t height, uint8_t pixBelowBase, uint8_t bitsPerPixel, uint8_t byteAlignRow, uint8_t maxLeft, uint8_t maxRight, const uint8_t* const* glyphDataInternalFlash, const KerningNode* kerningList, const Unicode::UnicodeChar fallbackChar, const Unicode::UnicodeChar ellipsisChar, const uint16_t* const gsubData);
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using ConstFont::getGlyph;
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/**
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* Obtains a RAM-based pointer to the pixel data for the specified glyph.
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*
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* @param glyph The glyph to get the pixels data of.
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*
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* @return The pixel data of the glyph.
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*/
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virtual const uint8_t* getPixelData(const GlyphNode* glyph) const;
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/**
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* Gets the kerning distance between two characters.
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*
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* @param prevChar The unicode value of the previous character.
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* @param glyph the glyph object for the current character.
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*
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* @return The kerning distance between prevChar and glyph char.
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*/
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virtual int8_t getKerning(Unicode::UnicodeChar prevChar, const GlyphNode* glyph) const;
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/**
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* Gets GSUB table.
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*
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* @return The GSUB table or null if font has GSUB no table
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*/
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virtual const uint16_t* getGSUBTable() const
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{
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return gsubTable;
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}
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protected:
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GeneratedFont() : ConstFont(0, 0, 0, 0, 0, 0, 0, 0, 0, 0), glyphData(0), kerningData(0), gsubTable(0) { }
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const void* glyphData; ///< Information describing the glyphs
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const KerningNode* kerningData; ///< Information describing the kerning
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const uint16_t* gsubTable; ///< Information describing the GSUB tables
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};
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struct BinaryFontData
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{
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uint32_t fontIndex; // The font index (as used by TypedTextDatabase)
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uint32_t sizeOfFontData; // Size of the complete BinaryFont
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uint32_t offsetToTable; // GlyphNode[]
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uint32_t offsetToKerning; // KerningNode[]
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uint32_t offsetToGlyphs; // uint8_t[]
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uint32_t offsetToGSUB; // uint16_t[]
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uint16_t numberOfGlyphs; // Number of glyphs in Table and Glyphs
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uint16_t height; // Font height from base
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uint8_t pixBelowBase; // Max pixels below base
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uint8_t bitsPerPixel: 7; // Bpp
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uint8_t byteAlignRow: 1; // A4/A2/A1
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uint8_t maxLeft; // The maximum a character extends to the left
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uint8_t maxRight; // The maximum a character extends to the right
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Unicode::UnicodeChar fallbackChar; // Fallback Character for the font
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Unicode::UnicodeChar ellipsisChar; // Ellipsis Character for the font
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};
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class BinaryFont : public GeneratedFont
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{
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public:
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BinaryFont(const struct touchgfx::BinaryFontData* data)
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: GeneratedFont((const GlyphNode*)((const uint8_t*)data + data->offsetToTable),
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data->numberOfGlyphs,
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data->height,
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data->pixBelowBase,
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data->bitsPerPixel,
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data->byteAlignRow,
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data->maxLeft,
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data->maxRight,
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0,
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(const KerningNode*)((const uint8_t*)data + data->offsetToKerning),
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data->fallbackChar,
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data->ellipsisChar,
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(data->offsetToGSUB == 0) ? 0 : (const uint16_t*)((const uint8_t*)data + data->offsetToGSUB)),
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glyphData((const uint8_t*)data + data->offsetToGlyphs)
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{
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}
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BinaryFont() : GeneratedFont() {}
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virtual const uint8_t* getPixelData(const GlyphNode* glyph) const
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{
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const uint8_t* data = (const uint8_t*)glyphData;
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return &(data[glyph->dataOffset]);
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}
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protected:
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const uint8_t* glyphData;
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};
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} // namespace touchgfx
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#endif // GENERATEDFONT_HPP
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@ -0,0 +1,109 @@
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/* DO NOT EDIT THIS FILE */
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/* This file is autogenerated by the text-database code generator */
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#ifndef UNMAPPEDDATAFONT_HPP
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#define UNMAPPEDDATAFONT_HPP
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#include <touchgfx/Font.hpp>
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namespace touchgfx
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{
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/**
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* An UnmappedDataFont has both glyph table and glyph data placed in a
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* flash which does not support random access read (indirect
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* access). A unicode table is located in a flash with random read
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* access (direct access).
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*
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* @see Font, ConstFont
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*/
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class UnmappedDataFont : public Font
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{
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public:
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/**
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* Construct the UnmappedDataFont.
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*
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* @param list The array of glyphs known to this font (indirect).
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* @param unicodes The array of unicodes known to this font (direct).
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* @param size The number of glyphs in list.
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* @param height The height in pixels of the highest character in this font.
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* @param pixBelowBase The maximum number of pixels that can be drawn below the
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* baseline in this font.
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* @param bitsPerPixel The number of bits per pixel in this font.
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* @param byteAlignRow Are glyphs encoded using A4 format
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* @param maxLeft The maximum a character extends to the left.
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* @param maxRight The maximum a character extends to the right.
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* @param glyphDataList Pointer to pointers the glyph data for the font (indirect).
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* @param kerningList pointer to the kerning data for the font (direct).
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* @param fallbackChar The fallback character for the typography in case no glyph is
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* available.
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* @param ellipsisChar The ellipsis character used for truncating long texts.
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* @param gsubTable Pointer to GSUB table (direct).
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*/
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UnmappedDataFont(const GlyphNode* list, const uint16_t* unicodes, uint16_t size, uint16_t height, uint8_t pixBelowBase, uint8_t bitsPerPixel, uint8_t byteAlignRow, uint8_t maxLeft, uint8_t maxRight, const uint8_t* const* glyphDataList, const KerningNode* kerningList, const Unicode::UnicodeChar fallbackChar, const Unicode::UnicodeChar ellipsisChar, const uint16_t* const gsubData);
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using Font::getGlyph;
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/**
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* Gets the glyph data associated with the specified Unicode. The
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GlyphNode is allocated in the buffer passed to the constructor.
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*
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* Please note that in case of Thai letters and Arabic letters
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* where diacritics can be placed relative to the previous
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* character(s), please use TextProvider::getNextLigature()
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* instead as it will create a temporary GlyphNode that will be
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* adjusted with respect to X/Y position.
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*
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* @param unicode The character to look up.
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* @param pixelData Pointer to the pixel data for the glyph if the glyph is
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* found. This is set by this method.
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* @param [out] bitsPerPixel Reference where to place the number of bits per pixel.
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*
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* @return A pointer to the glyph node or null if the glyph was not found.
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*/
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virtual const GlyphNode* getGlyph(Unicode::UnicodeChar unicode, const uint8_t*& pixelData, uint8_t& bitsPerPixel) const;
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/**
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* Obtains the address to the pixel data for the specified glyph.
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*
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* @param glyph The glyph to get the pixels data of.
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*
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* @return The address of the pixel data of the glyph.
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*/
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virtual const uint8_t* getPixelData(const GlyphNode* glyph) const;
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/**
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* Gets the kerning distance between two characters.
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*
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* @param prevChar The unicode value of the previous character.
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* @param glyph the glyph object for the current character.
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*
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* @return The kerning distance between prevChar and glyph char.
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*/
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virtual int8_t getKerning(Unicode::UnicodeChar prevChar, const GlyphNode* glyph) const;
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/**
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* Gets GSUB table.
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*
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* @return The GSUB table or null if font has GSUB no table
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*/
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virtual const uint16_t* getGSUBTable() const
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{
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return gsubTable;
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}
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protected:
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UnmappedDataFont() : Font(0, 0, 0, 0, 0, 0, 0, 0), glyphList(0), unicodes(0), glyphDataList(0), kerningData(0), gsubTable(0) { }
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int lookupUnicode(uint16_t unicode) const;
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const GlyphNode* glyphList; ///< The list of glyphs
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uint16_t listSize; ///< The size of the list of glyphs
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const uint16_t* unicodes; ///< LookupTable with all unicodes in this font
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const void* glyphDataList; ///< Information describing the glyphs (list of pointers)
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const KerningNode* kerningData; ///< Information describing the kerning
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const uint16_t* gsubTable; ///< Information describing the GSUB tables
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static GlyphNode glyphNodeBuffer; ///< Buffer for GlyphNodes read from unmapped flash
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};
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} // namespace touchgfx
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#endif // UNMAPPEDDATAFONT_HPP
|
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Reference in New Issue
Block a user