/*
- * Copyright (c) 2022 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2023 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.
#include <dali/internal/text/text-abstraction/font-client-impl.h>
// EXTERNAL INCLUDES
+#include <thread>
#if defined(VCONF_ENABLED)
#include <vconf.h>
#endif
// INTERNAL INCLUDES
#include <dali/devel-api/common/singleton-service.h>
+#include <dali/internal/system/common/logging.h>
#include <dali/internal/text/text-abstraction/plugin/font-client-plugin-impl.h>
+#include <dali/internal/window-system/common/window-system.h>
#include <dali/devel-api/text-abstraction/glyph-info.h>
+#define FONT_LOG_MESSAGE(level, format, ...) \
+ do \
+ { \
+ char buffer[256]; \
+ int result = std::snprintf(buffer, sizeof(buffer), format, ##__VA_ARGS__); \
+ if(result >= static_cast<int>(sizeof(buffer))) \
+ { \
+ std::string log("Font log message is too long to fit in the buffer.\n"); \
+ Dali::TizenPlatform::LogMessage(Dali::Integration::Log::ERROR, log); \
+ break; \
+ } \
+ std::string log(buffer); \
+ Dali::TizenPlatform::LogMessage(level, log); \
+ } while(0)
+
namespace Dali
{
namespace TextAbstraction
namespace Internal
{
Dali::TextAbstraction::FontClient FontClient::gPreInitializedFontClient(NULL);
+Dali::TextAbstraction::FontClient FontClient::gPreCachedFontClient(NULL);
+std::thread gPreCacheThread;
+/* TODO: This is to prevent duplicate calls of font pre-cache.
+ * We may support this later, but currently we can't guarantee the behaviour
+ * if there is a pre-cache call from the user after the font client has been created. */
+bool gFontPreCacheAvailable = true;
FontClient::FontClient()
: mPlugin(nullptr),
}
else // create and register the object
{
+ if(gPreCacheThread.joinable())
+ {
+ gPreCacheThread.join();
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "FontClient PreCache thread join\n");
+ }
+
if(gPreInitializedFontClient)
{
fontClientHandle = gPreInitializedFontClient;
gPreInitializedFontClient.Reset(); // No longer needed
}
+ else if(gPreCachedFontClient)
+ {
+ // TODO: Currently font pre-caching is not available in the candidate process.
+ fontClientHandle = gPreCachedFontClient;
+ gPreCachedFontClient.Reset(); // No longer needed
+ }
else
{
fontClientHandle = Dali::TextAbstraction::FontClient(new FontClient);
+
+ // Make DefaultFontDescription cached
+ Dali::TextAbstraction::FontDescription defaultFontDescription;
+ fontClientHandle.GetDefaultPlatformFontDescription(defaultFontDescription);
+ }
+
+ gFontPreCacheAvailable = false;
+
+ uint32_t horizontalDpi, verticalDpi;
+ fontClientHandle.GetDpi(horizontalDpi, verticalDpi);
+ if(horizontalDpi == 0u || verticalDpi == 0u)
+ {
+ horizontalDpi = verticalDpi = 0u;
+ Dali::Internal::Adaptor::WindowSystem::GetDpi(horizontalDpi, verticalDpi);
+ fontClientHandle.SetDpi(horizontalDpi, verticalDpi);
}
service.Register(typeid(fontClientHandle), fontClientHandle);
return gPreInitializedFontClient;
}
+void FontClient::PreCacheRun(const FontFamilyList& fallbackFamilyList, const FontFamilyList& extraFamilyList, const FontFamily& localeFamily)
+{
+ if(!gPreCachedFontClient)
+ {
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "BEGIN: DALI_TEXT_PRECACHE_RUN\n");
+ Dali::TextAbstraction::FontClient fontClient = Dali::TextAbstraction::FontClient(new FontClient);
+ GetImplementation(fontClient).FontPreCache(fallbackFamilyList, extraFamilyList, localeFamily);
+ gPreCachedFontClient = fontClient;
+ gFontPreCacheAvailable = false;
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "END: DALI_TEXT_PRECACHE_RUN\n");
+ }
+ else
+ {
+ FONT_LOG_MESSAGE(Dali::Integration::Log::ERROR, "FontClient pre-cache run failed, as a pre-cached font client already exists.\n");
+ }
+}
+
+void FontClient::PreCache(const FontFamilyList& fallbackFamilyList, const FontFamilyList& extraFamilyList, const FontFamily& localeFamily, bool useThread)
+{
+ if(!gFontPreCacheAvailable)
+ {
+ FONT_LOG_MESSAGE(Dali::Integration::Log::ERROR, "FontClient pre-cache has been completed or the font client has already been created.\n");
+ return;
+ }
+
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "FontClient PreCache fallbackFamilyList : %zu\n", fallbackFamilyList.size());
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "FontClient PreCache extraFamilyList : %zu\n", extraFamilyList.size());
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "FontClient PreCache localeFamily : %s\n", localeFamily.c_str());
+ FONT_LOG_MESSAGE(Dali::Integration::Log::INFO, "FontClient PreCache useThread : %d\n", useThread);
+
+ if(gPreCacheThread.joinable())
+ {
+ FONT_LOG_MESSAGE(Dali::Integration::Log::ERROR, "FontClient pre-cache thread already running.\n");
+ }
+ else
+ {
+ if(useThread)
+ {
+ gPreCacheThread = std::thread(PreCacheRun, fallbackFamilyList, extraFamilyList, localeFamily);
+ }
+ else
+ {
+ PreCacheRun(fallbackFamilyList, extraFamilyList, localeFamily);
+ }
+ }
+}
+
void FontClient::ClearCache()
{
if(mPlugin)
mPlugin->GetDefaultFonts(defaultFonts);
}
+void FontClient::FontPreCache(const FontFamilyList& fallbackFamilyList, const FontFamilyList& extraFamilyList, const FontFamily& localeFamily)
+{
+ CreatePlugin();
+
+ mPlugin->FontPreCache(fallbackFamilyList, extraFamilyList, localeFamily);
+}
+
void FontClient::GetDefaultPlatformFontDescription(FontDescription& fontDescription)
{
CreatePlugin();
return mPlugin->GetGlyphMetrics(array, size, type, horizontal);
}
-void FontClient::CreateBitmap(FontId fontId, GlyphIndex glyphIndex, bool isItalicRequired, bool isBoldRequired, Dali::TextAbstraction::FontClient::GlyphBufferData& data, int outlineWidth)
+void FontClient::CreateBitmap(FontId fontId, GlyphIndex glyphIndex, bool isItalicRequired, bool isBoldRequired, Dali::TextAbstraction::GlyphBufferData& data, int outlineWidth)
{
CreatePlugin();