Merge remote-tracking branch 'origin/CMake' into CMake

This commit is contained in:
qPCR4vir 2018-09-07 15:09:41 +02:00
commit b58f4ddc9f
5 changed files with 195 additions and 217 deletions

1
.gitignore vendored
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@ -42,6 +42,7 @@ lib/
CMakeCache.txt
CMakeFiles/
cmake-build-debug/
cmake-build-*/
.idea/
cmake_install.cmake
*.DS_Store

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@ -56,18 +56,11 @@ before_script :
- sleep 3 # give xvfb some time to start
# we have: qPCR4vir/nana/../nana-demo and now we are in: qPCR4vir/nana/ our executable tests will access: ../nana-demo/Examples/*.bmp etc.(need to be in parallel with nana-demo/Examples)
#- cd ../nana-demo
- mkdir ../nana_lib
- mkdir ../nana_demo_bin
- cd ../nana_lib
- mkdir bin
- cd bin
script:
# Installing: the static "nana lib" will be in DESTDIR/CMAKE_INSTALL_PREFIX/lib/
# and the includes files "nana" in DESTDIR/CMAKE_INSTALL_PREFIX/include/
# we are in "... nana/../nana_lib/bin/" we need "../../nana" to get the CMakeList.txt of nana.
# Thus, make install will put the nana.lib in "... nana/../nana_lib/lib/"
# and the includes in "... nana/../nana_lib/include/"
- cmake -G"Unix Makefiles" ../../nana -DCMAKE_INSTALL_PREFIX=.. -DNANA_CMAKE_ENABLE_JPEG=ON -DNANA_CMAKE_ENABLE_PNG=OFF -DNANA_CMAKE_BUILD_DEMOS=ON -DNANA_CMAKE_ENABLE_AUDIO=OFF -DNANA_CMAKE_FIND_BOOST_FILESYSTEM=ON -DNANA_CMAKE_BOOST_FILESYSTEM_FORCE=OFF -DNANA_CMAKE_AUTOMATIC_GUI_TESTING=ON
- make install
- ls

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@ -17,30 +17,34 @@
# https://cliutils.gitlab.io/modern-cmake/
# https://cmake.org/cmake-tutorial/
# https://cmake.org/cmake/help/v3.3/module/CMakeDependentOption.html?highlight=cmakedependentoption
# https://cmake.org/cmake/help/v3.12/module/CMakeDependentOption.html?highlight=cmakedependentoption
# use CACHE FORCE or set(ENABLE_MINGW_STD_THREADS_WITH_MEGANZ ON) or delete CMakecache.txt or the entirely build dir
# if your changes don't execute
# It seems that project() defines essential system variables like CMAKE_FIND_LIBRARY_PREFIXES.
# https://bbs.archlinux.org/viewtopic.php?id=84967
cmake_minimum_required(VERSION 3.12)
project(nana VERSION 1.6.1
project(nana VERSION 1.6.2
DESCRIPTION "C++ GUI library"
HOMEPAGE_URL http://nanapro.org
LANGUAGES CXX )
# instead of option(NANA_CMAKE_SHARED_LIB "Compile nana as a shared library." OFF) ??
option(BUILD_SHARED_LIBS "Compile nana as a shared library." OFF)
set(NANA_CMAKE_SHARED_LIB ${BUILD_SHARED_LIBS})
####################### Main setting of Nana targets, sources and installs
add_library(${PROJECT_NAME} )
add_library(nana)
target_compile_features(nana PUBLIC cxx_std_14)
### collect all source sub-directories in a list to avoid duplication here
set(NANA_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/source)
# By using CMAKE_CURRENT_LIST_DIR here you can compile and consume nana by just:
# include(path/to/nana/CMakeLists.txt)
# in your own CMakeLists.txt, and them :
# target_link_libraries(yourApp PRIVATE nana )
set(NANA_SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/source)
set(NANA_SOURCE_SUBDIRS
/.
@ -64,17 +68,16 @@ endif()
# collect all source files in the source-sub-dir
foreach(subdir ${NANA_SOURCE_SUBDIRS})
aux_source_directory(${NANA_SOURCE_DIR}${subdir} SOURCES)
aux_source_directory(${NANA_SOURCE_DIR}${subdir} SOURCES) # todo: use GLOB to add headers too ??
endforeach()
target_sources(${PROJECT_NAME} PRIVATE ${SOURCES})
target_sources(nana PRIVATE ${SOURCES})
### collect all headers sub-directories in a list to avoid duplication here
### collect all headers sub-directories in a list to avoid duplication here ??
# To show .h files in Visual Studio, add them to the list of sources in add_executable / add_library / target_sources
# and Use SOURCE_GROUP if all your sources are in the same directory
set(NANA_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include)
target_include_directories(${PROJECT_NAME} PRIVATE ${NANA_INCLUDE_DIR})
set(NANA_INCLUDE_DIR ${CMAKE_CURRENT_LIST_DIR}/include)
set(NANA_INCLUDE_SUBDIRS
/.
@ -97,79 +100,68 @@ if(NANA_CMAKE_ENABLE_AUDIO)
endif()
foreach(subdir ${NANA_INCLUDE_SUBDIRS})
aux_source_directory(${NANA_INCLUDE_DIR}/nana${subdir} HEADERS)
aux_source_directory(${NANA_INCLUDE_DIR}/nana${subdir} HEADERS) # todo: use GLOB to add headers too !!!!!!!
endforeach()
# Install the include directories too.
if(NANA_CMAKE_INSTALL_INCLUDES)
target_sources(${PROJECT_NAME} PRIVATE ${HEADERS})
install(DIRECTORY ${NANA_INCLUDE_DIR}/nana DESTINATION include)
foreach(subdir ${NANA_INCLUDE_SUBDIRS})
target_sources(nana PRIVATE ${HEADERS})
target_include_directories(nana PRIVATE ${NANA_INCLUDE_DIR})
install(DIRECTORY ${NANA_INCLUDE_DIR}/nana DESTINATION include) # in ${CMAKE_INSTALL_PREFIX}/include/nana
foreach(subdir ${NANA_INCLUDE_SUBDIRS}) # this works?
aux_source_directory($<INSTALL_INTERFACE:${CMAKE_INSTALL_PREFIX}/include/nana${subdir}> PUBLIC_HEADERS)
endforeach()
target_sources(${PROJECT_NAME} INTERFACE ${PUBLIC_HEADERS})
endforeach() # todo: use GLOB to add headers too !!!!!!!
target_sources(nana INTERFACE ${PUBLIC_HEADERS})
message("The Nana include files will be installed in ${CMAKE_INSTALL_PREFIX}/include")
else()
target_sources(${PROJECT_NAME} PUBLIC ${HEADERS})
target_sources(nana PUBLIC ${HEADERS})
target_include_directories(nana PUBLIC ${NANA_INCLUDE_DIR})
endif()
target_compile_features(${PROJECT_NAME} PUBLIC cxx_std_14) #
target_link_libraries(${PROJECT_NAME} ${NANA_LINKS})
# Headers: use INCLUDE_DIRECTORIES
# Libraries: use FIND_LIBRARY and link with the result of it (try to avoid LINK_DIRECTORIES)
message("")
message("The compiled Nana library will be installed in ${CMAKE_INSTALL_PREFIX}/lib")
# Actually in DESTDIR/CMAKE_INSTALL_PREFIX/lib but in windows there is no DESTDIR/ part.
install(TARGETS ${PROJECT_NAME}
install(TARGETS nana
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
RUNTIME DESTINATION bin)
# test BUILD_SHARED_LIBS directly?
if(NANA_CMAKE_SHARED_LIB)
if(BUILD_SHARED_LIBS) # ??
if(WIN32)
set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
if(DLLTOOL)
#generate the lib and def files needed by msvc
set_target_properties (${PROJECT_NAME}
PROPERTIES OUTPUT_NAME "${PROJECT_NAME}"
ARCHIVE_OUTPUT_NAME "${PROJECT_NAME}"
LINK_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--output-def=${CMAKE_CURRENT_BINARY_DIR}/lib${PROJECT_NAME}.def"
set_target_properties (nana PROPERTIES
OUTPUT_NAME nana
ARCHIVE_OUTPUT_NAME nana
LINK_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--output-def=${CMAKE_CURRENT_BINARY_DIR}/libnana.def"
)
add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
add_custom_command(TARGET nana POST_BUILD
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
COMMAND echo " Generating import library"
COMMAND "${DLLTOOL}" --dllname "lib${PROJECT_NAME}.dll"
--input-def "lib${PROJECT_NAME}.def"
--output-lib "lib${PROJECT_NAME}.lib")
COMMAND "${DLLTOOL}" --dllname "libnana.dll"
--input-def "libnana.def"
--output-lib "libnana.lib")
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/lib${PROJECT_NAME}.def"
"${CMAKE_CURRENT_BINARY_DIR}/lib${PROJECT_NAME}.lib" DESTINATION lib)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libnana.def"
"${CMAKE_CURRENT_BINARY_DIR}/libnana.lib" DESTINATION lib)
endif()
endif()
endif()
# Install the include directories too.
if(NANA_CMAKE_INSTALL_INCLUDES)
install(DIRECTORY ${NANA_INCLUDE_DIR}/nana DESTINATION include)
message("The Nana include files will be installed in ${CMAKE_INSTALL_PREFIX}/include")
endif()
######## Nana options
add_definitions(-DNANA_IGNORE_CONF)
target_compile_definitions(nana PRIVATE NANA_IGNORE_CONF)
if(NANA_CMAKE_VERBOSE_PREPROCESSOR)
add_definitions(-DVERBOSE_PREPROCESSOR)
target_compile_definitions(nana PRIVATE VERBOSE_PREPROCESSOR)
endif()
if(NANA_CMAKE_AUTOMATIC_GUI_TESTING)
add_definitions(-DNANA_AUTOMATIC_GUI_TESTING)
enable_testing()
target_compile_definitions(nana PUBLIC NANA_AUTOMATIC_GUI_TESTING)
enable_testing() # ??
endif()
@ -204,9 +196,11 @@ option(NANA_CMAKE_STD_FILESYSTEM_FORCE "Use of STD filesystem?(a compilation err
option(NANA_CMAKE_BOOST_FILESYSTEM_FORCE "Force use of Boost filesystem if available (over STD)?" OFF)
########### OS
# https://blog.kowalczyk.info/article/j/guide-to-predefined-macros-in-c-compilers-gcc-clang-msvc-etc..html
# http://nadeausoftware.com/articles/2012/01/c_c_tip_how_use_compiler_predefined_macros_detect_operating_system
if(WIN32)
add_definitions(-DWIN32)
target_compile_definitions(nana PUBLIC WIN32) # todo: why not simple test for _WIN32 in code??
# Global MSVC definitions. You may prefer the hand-tuned sln and projects from the nana repository.
if(MSVC)
option(MSVC_USE_MP "Set to ON to build nana with the /MP option (Visual Studio 2005 and above)." ON)
@ -214,7 +208,7 @@ if(WIN32)
# Change the MSVC Compiler flags
if(MSVC_USE_MP)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
target_compile_options(nana PUBLIC "/MP" )
endif()
if(MSVC_USE_STATIC_RUNTIME)
@ -231,9 +225,9 @@ if(WIN32)
endif()
if(MINGW)
if(NANA_CMAKE_ENABLE_MINGW_STD_THREADS_WITH_MEGANZ)
add_definitions(-DSTD_THREAD_NOT_SUPPORTED)
add_definitions(-DNANA_ENABLE_MINGW_STD_THREADS_WITH_MEGANZ)
if(NANA_CMAKE_ENABLE_MINGW_STD_THREADS_WITH_MEGANZ) # deprecated ?????
target_compile_definitions(nana PUBLIC STD_THREAD_NOT_SUPPORTED)
target_compile_definitions(nana PUBLIC NANA_ENABLE_MINGW_STD_THREADS_WITH_MEGANZ)
endif()
endif()
@ -249,20 +243,20 @@ if(WIN32)
endif()
if(APPLE)
add_definitions(-DAPPLE)
include_directories(/opt/X11/include/)
list(APPEND NANA_LINKS -L/opt/X11/lib/ -liconv)
target_compile_definitions(nana PUBLIC APPLE) # ??? not added by compilers? use __APPLE__ ?
target_include_directories(nana PUBLIC /opt/X11/include/)
target_compile_options(nana PUBLIC -L/opt/X11/lib/ -liconv)
set(ENABLE_AUDIO OFF)
elseif(UNIX)
add_definitions(-Dlinux)
target_compile_definitions(nana PUBLIC linux) # todo: eliminate. Added by compilers. Also __linux posible
endif()
if(UNIX)
list(APPEND NANA_LINKS -lX11)
target_compile_options(nana PUBLIC -lX11)
include(FindFreetype)
if(FREETYPE_FOUND)
include_directories( ${FREETYPE_INCLUDE_DIRS})
list(APPEND NANA_LINKS -lXft -lfontconfig)
target_include_directories(nana PUBLIC ${FREETYPE_INCLUDE_DIRS})
target_compile_options(nana PUBLIC -lXft -lfontconfig)
endif()
endif()
@ -280,41 +274,32 @@ endif()
# see at end of: https://gcc.gnu.org/onlinedocs/libstdc++/manual/using_dynamic_or_shared.html
#
if(CMAKE_COMPILER_IS_GNUCXX OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
target_compile_options(nana PRIVATE -Wall)
if("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
if("${CMAKE_SYSTEM_NAME}" MATCHES "FreeBSD")
set(CMAKE_CXX_FLAGS "-std=gnu++14 -Wall -I/usr/local/include")
else()
set(CMAKE_CXX_FLAGS "-std=gnu++14 -Wall")
endif()
else()
set(CMAKE_CXX_FLAGS "-std=c++14 -Wall")
target_compile_options(nana PRIVATE -I/usr/local/include)
endif()
endif()
if(CMAKE_COMPILER_IS_GNUCXX OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
if(NANA_CMAKE_SHARED_LIB)
list(APPEND NANA_LINKS -lgcc -lstdc++ -pthread)
if(BUILD_SHARED_LIBS)
target_compile_options(nana PRIVATE -lgcc -lstdc++)
else()
if(MINGW)
set(CMAKE_EXE_LINKER_FLAGS "-static -pthread")
target_compile_options(nana PRIVATE -static) # -static ?? cmake knows BUILD_SHARED_LIBS
else()
set(CMAKE_EXE_LINKER_FLAGS "-static-libgcc -static-libstdc++ -pthread")
target_compile_options(nana PRIVATE -static-libgcc -static-libstdc++)
endif()
endif(NANA_CMAKE_SHARED_LIB)
endif(BUILD_SHARED_LIBS)
target_compile_options(nana PRIVATE -pthread)
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
# GCC 4.9
list(APPEND NANA_LINKS "-lboost_system -lboost_thread")
elseif(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.3)
# IS_GNUCXX < 5.3
else()
list(APPEND NANA_LINKS -lstdc++fs)
endif()
endif()
if (APPLE AND "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") # APPLE Clang
list(APPEND NANA_LINKS -stdlib=libstdc++)
target_compile_options(nana PRIVATE -stdlib=libstdc++)
endif ()
@ -325,38 +310,37 @@ if(NANA_CMAKE_ENABLE_PNG)
if(NANA_CMAKE_LIBPNG_FROM_OS)
find_package(PNG)
if(PNG_FOUND)
include_directories(${PNG_INCLUDE_DIRS})
list(APPEND NANA_LINKS ${PNG_LIBRARIES})
add_definitions(-DNANA_ENABLE_PNG -DUSE_LIBPNG_FROM_OS)
target_include_directories(nana PRIVATE ${PNG_INCLUDE_DIRS})
target_compile_options (nana PRIVATE ${PNG_LIBRARIES})
target_compile_definitions(nana PUBLIC NANA_ENABLE_PNG USE_LIBPNG_FROM_OS)
endif()
else()
add_definitions(-DNANA_ENABLE_PNG)
target_compile_definitions(nana PRIVATE NANA_ENABLE_PNG)
endif()
endif()
# Find JPEG
if(NANA_CMAKE_ENABLE_JPEG)
add_definitions(-DNANA_ENABLE_JPEG)
if(NANA_CMAKE_LIBJPEG_FROM_OS)
find_package(JPEG)
if(JPEG_FOUND)
include_directories( ${JPEG_INCLUDE_DIR})
list(APPEND NANA_LINKS ${JPEG_LIBRARY})
add_definitions(-DNANA_ENABLE_JPEG -DUSE_LIBJPEG_FROM_OS)
target_include_directories(nana PRIVATE ${JPEG_INCLUDE_DIR})
target_compile_options (nana PRIVATE ${JPEG_LIBRARY})
target_compile_definitions(nana PUBLIC NANA_ENABLE_JPEG USE_LIBJPEG_FROM_OS)
endif()
else()
add_definitions(-DNANA_ENABLE_JPEG)
target_compile_definitions(nana PRIVATE NANA_ENABLE_JPEG)
endif()
endif()
# Find ASOUND
if(NANA_CMAKE_ENABLE_AUDIO)
add_definitions(-DNANA_ENABLE_AUDIO)
target_compile_definitions(nana PUBLIC NANA_ENABLE_AUDIO)
if(UNIX)
find_package(ASOUND)
if(ASOUND_FOUND)
include_directories(${ASOUND_INCLUDE_DIRS})
list(APPEND NANA_LINKS -lasound)
target_include_directories(nana PRIVATE ${ASOUND_INCLUDE_DIRS})
target_compile_options(nana PRIVATE -lasound)
else()
message(FATAL_ERROR "libasound is not found")
endif()
@ -364,37 +348,46 @@ if(NANA_CMAKE_ENABLE_AUDIO)
endif()
# Find/Select filesystem
if(NANA_CMAKE_NANA_FILESYSTEM_FORCE)
add_definitions(-DNANA_FILESYSTEM_FORCE)
target_compile_definitions(nana PUBLIC NANA_FILESYSTEM_FORCE)
elseif(NANA_CMAKE_STD_FILESYSTEM_FORCE)
add_definitions(-DSTD_FILESYSTEM_FORCE)
target_compile_definitions(nana PUBLIC STD_FILESYSTEM_FORCE)
target_compile_options (nana PUBLIC -lstdc++fs)
elseif(NANA_CMAKE_FIND_BOOST_FILESYSTEM OR NANA_CMAKE_BOOST_FILESYSTEM_FORCE)
if(NANA_CMAKE_BOOST_FILESYSTEM_FORCE)
add_definitions(-DBOOST_FILESYSTEM_FORCE)
target_compile_definitions(nana PUBLIC BOOST_FILESYSTEM_FORCE)
else()
target_compile_options (nana PUBLIC -lstdc++fs)
endif()
# https://cmake.org/cmake/help/git-master/module/FindBoost.html
# Implicit dependencies such as Boost::filesystem requiring Boost::system will be automatically detected and satisfied,
# even if system is not specified when using find_package and if Boost::system is not added to target_link_libraries.
# If using Boost::thread, then Thread::Thread will also be added automatically.
find_package(Boost COMPONENTS filesystem)
if(Boost_FOUND)
add_definitions(-DBOOST_FILESYSTEM_AVAILABLE)
include_directories(SYSTEM "${Boost_INCLUDE_DIR}")
list(APPEND NANA_LINKS ${Boost_LIBRARIES})
target_compile_definitions(nana PUBLIC BOOST_FILESYSTEM_AVAILABLE)
target_include_directories(nana PUBLIC "${Boost_INCLUDE_DIR}") # ?? SYSTEM
target_link_libraries (nana PUBLIC ${Boost_LIBRARIES})
endif()
set(Boost_USE_STATIC_LIBS ON)
set(Boost_USE_STATIC_RUNTIME ON)
endif()
if("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
add_definitions(-fmax-errors=3)
target_compile_options(nana PRIVATE -fmax-errors=3)
endif()
set(CMAKE_DEBUG_POSTFIX "_d")
# Just for information:
include(CMakePrintHelpers)
@ -410,8 +403,15 @@ message ( "CMAKE_COMPILER_IS_GNUCXX = " ${CMAKE_COMPILER_IS_GNUCXX})
message ( "CMAKE_CXX_FLAGS = " ${CMAKE_CXX_FLAGS})
message ( "CMAKE_EXE_LINKER_FLAGS = " ${CMAKE_EXE_LINKER_FLAGS})
message ( "CMAKE_STATIC_LINKER_FLAGS = " ${CMAKE_STATIC_LINKER_FLAGS})
#message ("")
cmake_print_variables ( NANA_LINKS )
# see: https://cmake.org/cmake/help/v3.12/manual/cmake-properties.7.html#properties-on-targets
cmake_print_properties(TARGETS nana PROPERTIES
COMPILE_DEFINITIONS COMPILE_OPTIONS COMPILE_FLAGS LINK_LIBRARIES
INCLUDE_DIRECTORIES INSTALL_NAME_DIR LINK_FLAGS VERSION
)
message ( "DESTDIR = " ${DESTDIR})
message ( "CMAKE_INSTALL_PREFIX = " ${CMAKE_INSTALL_PREFIX})
message ( "NANA_INCLUDE_DIR = " ${NANA_INCLUDE_DIR})

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@ -1,4 +1,4 @@
/*
/**
* Platform Specification Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2018 Jinhao(cnjinhao@hotmail.com)
@ -7,7 +7,7 @@
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file: nana/detail/platform_spec.hpp
* @file nana/detail/platform_spec.hpp
*
* This file provides basis class and data structrue that required by nana
* This file should not be included by any header files.

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@ -83,7 +83,7 @@ namespace nana
dstream_.parse(s, format_enabled_);
}
bool format(bool fm)
bool format(bool fm) noexcept
{
if (fm == format_enabled_)
return false;
@ -96,46 +96,20 @@ namespace nana
{
traceable_.clear();
auto pre_font = graph.typeface(); //used for restoring the font
#ifdef _nana_std_has_string_view
const unsigned def_line_pixels = graph.text_extent_size(std::wstring_view{ L" ", 1 }).height;
#else
const unsigned def_line_pixels = graph.text_extent_size(L" ", 1).height;
#endif
font_ = pre_font;
current_fblock_ = nullptr;
_m_set_default(pre_font, fgcolor);
render_status rs;
rs.allowed_width = graph.size().width;
rs.text_align = th;
rs.text_align_v = tv;
::nana::size extent_size;
//All visual lines data of whole text.
std::deque<std::vector<visual_line>> content_lines;
auto content_lines = _m_measure_extent_size(graph, th, tv, true, graph.size().width, extent_size);
std::size_t extent_v_pixels = 0; //the pixels, in height, that text will be painted.
for (auto & line : dstream_)
if ((tv != align_v::top) && extent_size.height < graph.height())
{
_m_prepare_visual_lines(graph, line, def_line_pixels, rs);
for (auto & vsline : rs.vslines)
extent_v_pixels += vsline.extent_height_px;
content_lines.emplace_back(std::move(rs.vslines));
if(extent_v_pixels >= graph.height())
break;
}
if((tv != align_v::top) && extent_v_pixels < graph.height())
{
rs.pos.y = static_cast<int>(graph.height() - extent_v_pixels);
rs.pos.y = static_cast<int>(graph.height() - extent_size.height);
if (align_v::center == tv)
rs.pos.y >>= 1;
@ -143,6 +117,10 @@ namespace nana
else
rs.pos.y = 0;
auto pre_font = graph.typeface(); //used for restoring the font
_m_set_default(pre_font, fgcolor);
for (auto & line : content_lines)
{
rs.index = 0;
@ -155,19 +133,19 @@ namespace nana
rs.pos.y += static_cast<int>(rs.vslines.back().extent_height_px);
}
if (font_ != pre_font)
if (transient_.current_font != pre_font)
{
graph.typeface(pre_font);
font_.release();
current_fblock_ = nullptr;
transient_.current_font.release();
transient_.current_fblock = nullptr;
}
}
bool find(int x, int y, std::wstring& target, std::wstring& url) const noexcept
bool find(const point& mouse_pos, std::wstring& target, std::wstring& url) const
{
for (auto & t : traceable_)
{
if(t.r.is_hit(x, y))
if(t.r.is_hit(mouse_pos))
{
target = t.target;
url = t.url;
@ -180,49 +158,10 @@ namespace nana
::nana::size measure(graph_reference graph, unsigned limited, align th, align_v tv)
{
::nana::size retsize;
::nana::size extent_size;
_m_measure_extent_size(graph, th, tv, false, limited, extent_size);
auto pre_font = graph.typeface(); //used for restoring the font
#ifdef _nana_std_has_string_view
const unsigned def_line_pixels = graph.text_extent_size(std::wstring_view(L" ", 1)).height;
#else
const unsigned def_line_pixels = graph.text_extent_size(L" ", 1).height;
#endif
font_ = pre_font;
current_fblock_ = nullptr;
_m_set_default(pre_font, colors::black);
render_status rs;
rs.allowed_width = limited;
rs.text_align = th;
rs.text_align_v = tv;
for(auto & line: dstream_)
{
rs.vslines.clear();
auto w = _m_prepare_visual_lines(graph, line, def_line_pixels, rs);
if(limited && (w > limited))
w = limited;
if(retsize.width < w)
retsize.width = w;
for (auto& vsline : rs.vslines)
retsize.height += static_cast<unsigned>(vsline.extent_height_px);
}
if (font_ != pre_font)
{
graph.typeface(pre_font);
font_.release();
current_fblock_ = nullptr;
}
return retsize;
return extent_size;
}
private:
//Manage the fblock for a specified rectangle if it is a traceable fblock.
@ -250,6 +189,9 @@ namespace nana
def_.font_size = ft.size();
def_.font_bold = ft.bold();
def_.fgcolor = fgcolor;
transient_.current_font = ft;
transient_.current_fblock = nullptr;
}
const ::nana::color& _m_fgcolor(nana::widgets::skeletons::fblock* fp) noexcept
@ -298,20 +240,20 @@ namespace nana
void _m_change_font(graph_reference graph, nana::widgets::skeletons::fblock* fp)
{
if (fp != current_fblock_)
if (fp != transient_.current_fblock)
{
auto& name = _m_fontname(fp);
auto fontsize = _m_font_size(fp);
bool bold = _m_bold(fp);
if((fontsize != font_.size()) || bold != font_.bold() || name != font_.name())
if((fontsize != transient_.current_font.size()) || bold != transient_.current_font.bold() || name != transient_.current_font.name())
{
paint::font::font_style fs;
fs.weight = (bold ? 800 : 400);
font_ = paint::font{ name, fontsize, fs };
graph.typeface(font_);
transient_.current_font = paint::font{ name, fontsize, fs };
graph.typeface(transient_.current_font);
}
current_fblock_ = fp;
transient_.current_fblock = fp;
}
}
@ -331,6 +273,57 @@ namespace nana
}
}
std::deque<std::vector<visual_line>> _m_measure_extent_size(graph_reference graph, nana::align text_align, nana::align_v text_align_v, bool only_screen, unsigned allowed_width_px, nana::size & extent_size)
{
auto pre_font = graph.typeface(); //used for restoring the font
unsigned text_ascent, text_descent, text_ileading;
graph.text_metrics(text_ascent, text_descent, text_ileading);
auto const def_line_pixels = text_ascent + text_descent;
_m_set_default(pre_font, colors::black);
render_status rs;
rs.allowed_width = allowed_width_px;
rs.text_align = text_align;
rs.text_align_v = text_align_v;
//All visual lines data of whole text.
std::deque<std::vector<visual_line>> content_lines;
extent_size.width = extent_size.height = 0;
for (auto & line : dstream_)
{
auto width_px = _m_prepare_visual_lines(graph, line, def_line_pixels, rs);
if (width_px > extent_size.width)
extent_size.width = width_px;
for (auto & vsline : rs.vslines)
extent_size.height += vsline.extent_height_px;
content_lines.emplace_back(std::move(rs.vslines));
if (only_screen && (extent_size.height >= graph.height()))
break;
}
if (allowed_width_px < extent_size.width)
extent_size.width = allowed_width_px;
if (transient_.current_font != pre_font)
{
graph.typeface(pre_font);
transient_.current_font.release();
transient_.current_fblock = nullptr;
}
return content_lines;
}
/**
* prepare data for rendering a line of text.
*/
@ -579,8 +572,7 @@ namespace nana
if (data->is_text())
{
auto const text = data->text().c_str() + vsline_elm.range.first;
auto const reordered = unicode_reorder(text, vsline_elm.range.second);
auto const reordered = unicode_reorder(data->text().c_str() + vsline_elm.range.first, vsline_elm.range.second);
_m_change_font(graph, fblock);
for (auto & bidi : reordered)
@ -614,26 +606,18 @@ namespace nana
rs.pos.x += static_cast<int>(data->size().width);
}
}
static std::pair<std::size_t, std::size_t> _m_locate(dstream::linecontainer::iterator& i, std::size_t pos)
{
std::size_t n = i->data_ptr->text().length();
while(pos >= n)
{
pos -= n;
n = (++i)->data_ptr->text().length();
}
return{ pos, n - pos };
}
private:
dstream dstream_;
bool format_enabled_ = false;
::nana::widgets::skeletons::fblock * current_fblock_{ nullptr };
::std::deque<traceable> traceable_;
::nana::paint::font font_;
struct transient
{
widgets::skeletons::fblock * current_fblock{ nullptr };
paint::font current_font;
}transient_;
struct def_font_tag
{
::std::string font_name;
@ -731,7 +715,7 @@ namespace nana
{
std::wstring target, url;
if(impl_->renderer.find(arg.pos.x, arg.pos.y, target, url))
if(impl_->renderer.find(arg.pos, target, url))
{
int cur_state = 0;
if(target != impl_->target)