X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Frendering%2Fatlas%2Fatlas-glyph-manager.h;h=cc6f92fbc2f14256483d154b30d5d075a19003aa;hb=b5fd9045b672b657db6f6647ed57d0380d29a6aa;hp=a90efdb42d6f259173a286bdcf12284944df087a;hpb=7132bfee764dc2c7c68feb8c9e9c4e81c9a7d883;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git diff --git a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h index a90efdb..cc6f92f 100644 --- a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h +++ b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h @@ -1,8 +1,8 @@ -#ifndef __DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H__ -#define __DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H__ +#ifndef DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H +#define DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H /* - * Copyright (c) 2015 Samsung Electronics Co., Ltd. + * Copyright (c) 2021 Samsung Electronics Co., Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -19,24 +19,53 @@ */ // INTERNAL INCLUDES -#include +#include #include namespace Dali { - namespace Toolkit { - namespace Internal DALI_INTERNAL { class AtlasGlyphManager; } - -class DALI_IMPORT_API AtlasGlyphManager : public BaseHandle +class AtlasGlyphManager : public BaseHandle { public: + /** + * Description of GlyphManager state + */ + struct Metrics + { + Metrics() + : mGlyphCount(0u) + { + } + + ~Metrics() + { + } + + uint32_t mGlyphCount; ///< number of glyphs being managed + std::string mVerboseGlyphCounts; ///< a verbose list of the glyphs + ref counts + AtlasManager::Metrics mAtlasMetrics; ///< metrics from the Atlas Manager + }; + + struct GlyphStyle + { + GlyphStyle() + : outline{0u}, + isItalic{false}, + isBold{false} + { + } + + uint16_t outline; ///< The outline width of this glyph + bool isItalic : 1; ///< Whether the glyph is italic. + bool isBold : 1; ///< Whether the glyph is bold. + }; /** * @brief Create a AtlasGlyphManager handle. @@ -63,12 +92,14 @@ public: * @brief Ask Atlas Manager to add a glyph * * @param[in] glyph glyph to add to an atlas + * @param[in] style The style of this glyph * @param[in] bitmap bitmap to use for glyph addition * @param[out] slot information returned by atlas manager for addition */ - void Add( const Text::GlyphInfo& glyph, - const BufferImage& bitmap, - AtlasManager::AtlasSlot& slot ); + void Add(const Text::GlyphInfo& glyph, + const GlyphStyle& style, + const PixelData& bitmap, + AtlasManager::AtlasSlot& slot); /** * @brief Generate mesh data for an image contained in an atlas @@ -77,62 +108,85 @@ public: * @param[in] position top left of image * @param[out] meshData generated MeshData */ - void GenerateMeshData( uint32_t imageId, - const Vector2& position, - MeshData& meshData ); - - /** - * @brief Stitch Two Meshes together - * - * @param[in] first first mesh - * @param[in] second second mesh - */ - void StitchMesh( MeshData& first, - const MeshData& second ); + void GenerateMeshData(uint32_t imageId, + const Vector2& position, + Toolkit::AtlasManager::Mesh2D& mesh); /** * @brief Check to see if a glyph is being cached * * @param[in] fontId The font that this glyph comes from * @param[in] index The GlyphIndex of this glyph + * @param[in] style The style of this glyph * @param[out] slot container holding information about the glyph( mImage = 0 indicates not being cached ) + * + * @return Whether glyph is cached or not ? */ - void Cached( Text::FontId fontId, - Text::GlyphIndex index, - AtlasManager::AtlasSlot& slot ); + bool IsCached(Text::FontId fontId, + Text::GlyphIndex index, + const GlyphStyle& style, + AtlasManager::AtlasSlot& slot); /** - * @brief Set the Atlas size and block size for subsequent atlas generation + * @brief Retrieve the size of an atlas + * + * @param[in] atlasId Id of the atlas to interrogate * - * @param[in] size size of the atlas in pixels - * @param[in] blockSize size of a block in this atlas in pixels + * @return The pixel size of the atlas */ - void SetAtlasSize( const Vector2& size, - const Vector2& blockSize ); + Vector2 GetAtlasSize(uint32_t atlasId); /** - * @brief Unreference an image from the atlas and remove from cache if no longer needed - * - * @param[in] imageId ID of the image - */ - void Remove( uint32_t imageId ); + * @brief Set the atlas size and block size for subsequent Atlas generation + * + * @param[in] width width of atlas in pixels + * @param[in] height height of atlas in pixels + * @param[in] blockWidth width of a block in pixels + * @param[in] blockHeight height of a block in pixels + */ + void SetNewAtlasSize(uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight); /** * @brief Get the Pixel Format used by an atlas * - * @param atlasId Id of atlas to check + * @param[in] atlasId Id of atlas to check + * * @return The pixel format of the atlas */ - Pixel::Format GetPixelFormat( uint32_t atlasId ); + Pixel::Format GetPixelFormat(uint32_t atlasId); -private: + /** + * @brief Get the texture set used by an atlas + * + * @param[in] atlasId Id of an atlas + * + * @return The texture set used by the atlas + */ + TextureSet GetTextures(uint32_t atlasId) const; - explicit DALI_INTERNAL AtlasGlyphManager(Internal::AtlasGlyphManager *impl); + /** + * @brief Get Glyph Manager metrics + * + * @return const reference to glyph manager metrics + */ + const Metrics& GetMetrics(); + + /** + * @brief Adjust the reference count for glyph + * + * @param[in] fontId The font this image came from + * @param[in] index The index of the glyph + * @param[in] style The style of this glyph + * @param[in] delta The adjustment to make to the reference count + */ + void AdjustReferenceCount(Text::FontId fontId, Text::GlyphIndex index, const GlyphStyle& style, int32_t delta); +private: + explicit DALI_INTERNAL AtlasGlyphManager(Internal::AtlasGlyphManager* impl); }; } // namespace Toolkit } // namespace Dali -#endif // __DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H__ +#endif // DALI_TOOLKIT_ATLAS_GLYPH_MANAGER_H