-#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.
*/
// INTERNAL INCLUDES
-#include <dali-toolkit/internal/atlas-manager/atlas-manager.h>
+#include <dali-toolkit/internal/text/rendering/atlas/atlas-manager.h>
#include <dali-toolkit/internal/text/text-definitions.h>
namespace Dali
{
-
namespace Toolkit
{
-
namespace Internal DALI_INTERNAL
{
class AtlasGlyphManager;
}
-
class AtlasGlyphManager : public BaseHandle
{
public:
-
/**
* Description of GlyphManager state
*/
struct Metrics
{
- uint32_t mGlyphCount; // number of glyphs being managed
- AtlasManager::Metrics mAtlasMetrics; // metrics from the Atlas Manager
+ 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 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
* @param[in] position top left of image
* @param[out] meshData generated MeshData
*/
- void GenerateMeshData( uint32_t imageId,
- const Vector2& position,
- Toolkit::AtlasManager::Mesh2D& mesh );
-
- /**
- * @brief Stitch Two Meshes together
- *
- * @param[in] first first mesh
- * @param[in] second second mesh
- */
- void StitchMesh( Toolkit::AtlasManager::Mesh2D& first,
- const Toolkit::AtlasManager::Mesh2D& 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 Retrieve the size of an atlas
*
* @return The pixel size of the atlas
*/
- Vector2 GetAtlasSize( uint32_t atlasId );
+ Vector2 GetAtlasSize(uint32_t atlasId);
- /**
+ /**
* @brief Set the atlas size and block size for subsequent Atlas generation
*
* @param[in] width width 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 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 );
+ void SetNewAtlasSize(uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight);
/**
* @brief Get the Pixel Format used by an atlas
*
* @return The pixel format of the atlas
*/
- Pixel::Format GetPixelFormat( uint32_t atlasId );
-
- /**
- * @brief Get the material used by an atlas
- *
- * @param[in] atlasId Id of an atlas
- *
- * @return The material used by the atlas
- */
- Material GetMaterial( uint32_t atlasId ) const;
+ Pixel::Format GetPixelFormat(uint32_t atlasId);
/**
- * @brief Get the sampler used by an atlas
+ * @brief Get the texture set used by an atlas
*
* @param[in] atlasId Id of an atlas
*
- * @return The sampler used by the atlas
+ * @return The texture set used by the atlas
*/
- Sampler GetSampler( uint32_t atlasId ) const;
+ TextureSet GetTextures(uint32_t atlasId) const;
/**
* @brief Get Glyph Manager metrics
const Metrics& GetMetrics();
/**
- * @brief Get Shader used for rendering glyph effect buffers
+ * @brief Adjust the reference count for glyph
*
- * @return Handle of shader needed
+ * @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
*/
- Shader GetEffectBufferShader() const;
-
- /**
- * @brief Get Shader used rendering Glyph Shadows
- *
- * @return Handle of shader needed
- */
- Shader GetGlyphShadowShader() const;
+ void AdjustReferenceCount(Text::FontId fontId, Text::GlyphIndex index, const GlyphStyle& style, int32_t delta);
private:
-
- explicit DALI_INTERNAL AtlasGlyphManager(Internal::AtlasGlyphManager *impl);
-
+ 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