NEW: Using precompiled headers in CMake-build to speed up build times

2024-12-25 01:51:49 +08:00 · 2022-07-20 22:31:42 +02:00 · 2022-07-20 22:31:42 +02:00 · 25c55391ab
commit 25c55391ab
parent ba6e583d56
57 changed files with 493 additions and 5 deletions
--- a/doc/dox/whatsnew.dox
+++ b/doc/dox/whatsnew.dox
@ -16,6 +16,7 @@ Changes, compared to  \ref page_whatsnew_V4_0_0 "v4.0.0" include:
 <ul>
  <li>General:<ul>
    <li>CLEANUP (BREAKING) of library structure</li>
+    <li>NEW: Using precompiled headers in CMake-build to speed up build times</li>
  </ul></li>
  <li>JKQtPlotter:<ul>
    <li>FIXED issue described in <a href="https://github.com/jkriege2/JKQtPlotter/pull/62">#62: Fix custom labels draw, because giving exactly two label-strings did not display all of them</a>, thanks to <a href="https://github.com/FalsinSoft">user:FalsinSoft</a></li>
--- a/examples/advplotstyling/CMakeLists.txt
+++ b/examples/advplotstyling/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()

 # Installation
--- a/examples/barchart/CMakeLists.txt
+++ b/examples/barchart/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/boxplot/CMakeLists.txt
+++ b/examples/boxplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/contourplot/CMakeLists.txt
+++ b/examples/contourplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore/CMakeLists.txt
+++ b/examples/datastore/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore_groupedstat/CMakeLists.txt
+++ b/examples/datastore_groupedstat/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore_iterators/CMakeLists.txt
+++ b/examples/datastore_iterators/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore_regression/CMakeLists.txt
+++ b/examples/datastore_regression/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore_statistics/CMakeLists.txt
+++ b/examples/datastore_statistics/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/datastore_statistics_2d/CMakeLists.txt
+++ b/examples/datastore_statistics_2d/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/dateaxes/CMakeLists.txt
+++ b/examples/dateaxes/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/distributionplot/CMakeLists.txt
+++ b/examples/distributionplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/errorbarstyles/CMakeLists.txt
+++ b/examples/errorbarstyles/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/evalcurve/CMakeLists.txt
+++ b/examples/evalcurve/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/filledgraphs/CMakeLists.txt
+++ b/examples/filledgraphs/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/functionplot/CMakeLists.txt
+++ b/examples/functionplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/geo_arrows/CMakeLists.txt
+++ b/examples/geo_arrows/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/geo_simple/CMakeLists.txt
+++ b/examples/geo_simple/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/geometric/CMakeLists.txt
+++ b/examples/geometric/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/imageplot/CMakeLists.txt
+++ b/examples/imageplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/imageplot_modifier/CMakeLists.txt
+++ b/examples/imageplot_modifier/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/imageplot_nodatastore/CMakeLists.txt
+++ b/examples/imageplot_nodatastore/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/imageplot_userpal/CMakeLists.txt
+++ b/examples/imageplot_userpal/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/impulsesplot/CMakeLists.txt
+++ b/examples/impulsesplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/jkqtplot_test/CMakeLists.txt
+++ b/examples/jkqtplot_test/CMakeLists.txt
@ -26,8 +26,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES}  ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/logaxes/CMakeLists.txt
+++ b/examples/logaxes/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/mandelbrot/CMakeLists.txt
+++ b/examples/mandelbrot/CMakeLists.txt
@ -17,8 +17,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()
 target_link_libraries(${EXENAME} Threads::Threads)

--- a/examples/multiplot/CMakeLists.txt
+++ b/examples/multiplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/parametriccurve/CMakeLists.txt
+++ b/examples/parametriccurve/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/paramscatterplot/CMakeLists.txt
+++ b/examples/paramscatterplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/paramscatterplot_image/CMakeLists.txt
+++ b/examples/paramscatterplot_image/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/parsedfunctionplot/CMakeLists.txt
+++ b/examples/parsedfunctionplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/rgbimageplot/CMakeLists.txt
+++ b/examples/rgbimageplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/rgbimageplot_qt/CMakeLists.txt
+++ b/examples/rgbimageplot_qt/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/simpletest/CMakeLists.txt
+++ b/examples/simpletest/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/speed/CMakeLists.txt
+++ b/examples/speed/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/stackedbars/CMakeLists.txt
+++ b/examples/stackedbars/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/stepplots/CMakeLists.txt
+++ b/examples/stepplots/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/styledboxplot/CMakeLists.txt
+++ b/examples/styledboxplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/styling/CMakeLists.txt
+++ b/examples/styling/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/symbols_and_errors/CMakeLists.txt
+++ b/examples/symbols_and_errors/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/symbols_and_styles/CMakeLists.txt
+++ b/examples/symbols_and_styles/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/ui/CMakeLists.txt
+++ b/examples/ui/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/user_interaction/CMakeLists.txt
+++ b/examples/user_interaction/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/violinplot/CMakeLists.txt
+++ b/examples/violinplot/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/examples/wiggleplots/CMakeLists.txt
+++ b/examples/wiggleplots/CMakeLists.txt
@ -16,8 +16,12 @@ add_executable(${EXENAME} WIN32 ${SOURCES} ${HEADERS} ${RESOURCES} ${UIS})
 target_include_directories(${EXENAME} PRIVATE ../../lib)
 if(JKQtPlotter_BUILD_STATIC_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 elseif(JKQtPlotter_BUILD_SHARED_LIBS)
    target_link_libraries(${EXENAME} JKQTPlotterSharedLib)
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${EXENAME} PRIVATE ../../lib/jkqtplotter/private/jkqtplotter_precomp.h)
 endif()


--- a/lib/jkqtcommon/CMakeLists.txt
+++ b/lib/jkqtcommon/CMakeLists.txt
@ -119,6 +119,9 @@ function(JKQtCommon_setDefaultLibOptions TARGETNAME)
        $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/../>
        $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
    )
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtcommon_precomp.h)
+    target_sources(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtcommon_precomp.h)
 endfunction()


--- a/lib/jkqtcommon/jkqtpstringtools.h
+++ b/lib/jkqtcommon/jkqtpstringtools.h
@ -24,8 +24,8 @@
 #include "jkqtcommon/jkqtcommon_imexport.h"
 #include <QString>
 #include <QLocale>
-#include <QPainter>
-
+#include <string>
+#include <QtGlobal>

 /** \brief converts a QT::PenStyle into a string
 * \ingroup jkqtptools_string
--- a/lib/jkqtcommon/private/jkqtcommon_precomp.h
+++ b/lib/jkqtcommon/private/jkqtcommon_precomp.h
@ -0,0 +1,70 @@
+/* THIS IS a PRECOMILED HEADER-File for  JKQTCommon-Lib
+ * it is not intended for external use!
+ */
+
+#ifndef jkqtcommon_precomp_h
+#define jkqtcommon_precomp_h
+
+/*
+    Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
+
+
+
+    This software is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License (LGPL) as published by
+    the Free Software Foundation, either version 2.1 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License (LGPL) for more details.
+
+    You should have received a copy of the GNU Lesser General Public License (LGPL)
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+
+#include <QColor>
+#include <QDebug>
+#include <QElapsedTimer>
+#include <QIcon>
+#include <QImage>
+#include <QLine>
+#include <QLineF>
+#include <QLocale>
+#include <QPaintDevice>
+#include <QPainter>
+#include <QPainterPath>
+#include <QPoint>
+#include <QPointF>
+#include <QPolygon>
+#include <QPolygonF>
+#include <QRect>
+#include <QRectF>
+#include <QSettings>
+#include <QSplitter>
+#include <QString>
+#include <QStringList>
+#include <QVector>
+#include <QWidget>
+#include <QtGlobal>
+#include <cfloat>
+#include <chrono>
+#include <cmath>
+#include <forward_list>
+#include <functional>
+#include <iomanip>
+#include <iostream>
+#include <limits>
+#include <sstream>
+#include <sstream>
+#include <stdexcept>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <string>
+#include <utility>
+#include <vector>
+#endif // jkqtcommon_precomp_h
--- a/lib/jkqtmathtext/CMakeLists.txt
+++ b/lib/jkqtmathtext/CMakeLists.txt
@ -116,6 +116,10 @@ function(JKQtMathText_setDefaultLibOptions TARGETNAME)
    if(JKQtPlotter_BUILD_INCLUDE_XITS_FONTS)
        target_compile_definitions(${TARGETNAME} PRIVATE JKQTMATHTEXT_COMPILED_WITH_XITS)
    endif(JKQtPlotter_BUILD_INCLUDE_XITS_FONTS)
+
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtmathtext_precomp.h)
+    target_sources(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtmathtext_precomp.h)
 endfunction()

 if(JKQtPlotter_BUILD_SHARED_LIBS)
--- a/lib/jkqtmathtext/private/jkqtmathtext_precomp.h
+++ b/lib/jkqtmathtext/private/jkqtmathtext_precomp.h
@ -0,0 +1,94 @@
+/* THIS IS a PRECOMILED HEADER-File for  JKQTCommon-Lib
+ * it is not intended for external use!
+ */
+
+#ifndef jkqtmathtext_precomp_h
+#define jkqtmathtext_precomp_h
+
+/*
+    Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
+
+
+
+    This software is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License (LGPL) as published by
+    the Free Software Foundation, either version 2.1 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License (LGPL) for more details.
+
+    You should have received a copy of the GNU Lesser General Public License (LGPL)
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+
+
+
+#include "jkqtcommon/jkqtpcodestructuring.h"
+#include "jkqtcommon/jkqtpstringtools.h"
+#include "jkqtmathtext/jkqtmathtext.h"
+#include "jkqtmathtext/jkqtmathtexttools.h"
+#include "jkqtmathtext/nodes/jkqtmathtextnode.h"
+#include "jkqtmathtext/nodes/jkqtmathtextnodetools.h"
+#include <QApplication>
+#include <QGuiApplication>
+#include <QColor>
+#include <QDebug>
+#include <QElapsedTimer>
+#include <QFile>
+#include <QFont>
+#include <QFontDatabase>
+#include <QFontInfo>
+#include <QFontMetricsF>
+#include <QHash>
+#include <QIcon>
+#include <QImage>
+#include <QLabel>
+#include <QLine>
+#include <QLineF>
+#include <QLocale>
+#include <QObject>
+#include <QPaintDevice>
+#include <QPainter>
+#include <QPainterPath>
+#include <QPoint>
+#include <QPointF>
+#include <QPolygon>
+#include <QPolygonF>
+#include <QRect>
+#include <QRectF>
+#include <QSet>
+#include <QSet>
+#include <QSettings>
+#include <QString>
+#include <QStringList>
+#include <QVector>
+#include <QWidget>
+#include <QtGlobal>
+#include <cfloat>
+#include <chrono>
+#include <cmath>
+#include <cmath>
+#include <forward_list>
+#include <functional>
+#include <iomanip>
+#include <iostream>
+#include <limits>
+#include <sstream>
+#include <stdexcept>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <string>
+#include <utility>
+#include <vector>
+
+
+#include <QWidget>
+#include <QLabel>
+
+#endif // jkqtmathtext_precomp_h
--- a/lib/jkqtplotter/CMakeLists.txt
+++ b/lib/jkqtplotter/CMakeLists.txt
@ -220,6 +220,11 @@ function(JKQtPlottter_setDefaultLibOptions TARGETNAME)
        $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/../>
        $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
    )
+
+    # precomiled headers to speed up compilation
+    target_precompile_headers(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtplotter_precomp.h)
+    target_sources(${TARGETNAME} PRIVATE ${CMAKE_CURRENT_LIST_DIR}/private/jkqtplotter_precomp.h)
+
 endfunction()


--- a/lib/jkqtplotter/jkqtpgraphsbase.h
+++ b/lib/jkqtplotter/jkqtpgraphsbase.h
@ -18,6 +18,9 @@
 */


+#ifndef JKQTPGRAPHSBASE_H
+#define JKQTPGRAPHSBASE_H
+
 #include <QString>
 #include <QPainter>
 #include <QPair>
@ -27,9 +30,6 @@
 #include "jkqtplotter/jkqtplotter_imexport.h"
 #include "jkqtplotter/jkqtpimagetools.h"

-#ifndef JKQTPGRAPHSBASE_H
-#define JKQTPGRAPHSBASE_H
-
 // forward declarations
 class JKQTPlotter;
 class JKQTPDatastore;
--- a/lib/jkqtplotter/jkqtpkeystyle.h
+++ b/lib/jkqtplotter/jkqtpkeystyle.h
@ -26,6 +26,8 @@
 #include <QColor>
 #include <QString>
 #include <QSettings>
+#include <QPen>
+#include <QBrush>

 class JKQTBasePlotterStyle; // forward

--- a/lib/jkqtplotter/jkqtptools.h
+++ b/lib/jkqtplotter/jkqtptools.h
@ -43,6 +43,7 @@
 #include <cstdint>
 #include <stdexcept>
 #include <cctype>
+#include <QColor>
 #include "jkqtcommon/jkqtpstringtools.h"
 #include "jkqtcommon/jkqtpdebuggingtools.h"
 #include "jkqtcommon/jkqtpmathtools.h"
--- a/lib/jkqtplotter/private/jkqtplotter_precomp.h
+++ b/lib/jkqtplotter/private/jkqtplotter_precomp.h
@ -0,0 +1,124 @@
+/* THIS IS a PRECOMILED HEADER-File for  JKQTCommon-Lib
+ * it is not intended for external use!
+ */
+
+#ifndef jkqtmathtext_precomp_h
+#define jkqtmathtext_precomp_h
+
+/*
+    Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
+
+
+
+    This software is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License (LGPL) as published by
+    the Free Software Foundation, either version 2.1 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License (LGPL) for more details.
+
+    You should have received a copy of the GNU Lesser General Public License (LGPL)
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "jkqtcommon/jkqtpbasicimagetools.h"
+#include "jkqtcommon/jkqtpcodestructuring.h"
+#include "jkqtcommon/jkqtpdebuggingtools.h"
+#include "jkqtcommon/jkqtpdrawingtools.h"
+#include "jkqtcommon/jkqtpenhancedpainter.h"
+#include "jkqtcommon/jkqtpstringtools.h"
+#include "jkqtcommon/jkqttools.h"
+#include "jkqtmathtext/jkqtmathtext.h"
+#include "jkqtmathtext/jkqtmathtexttools.h"
+#include "jkqtmathtext/nodes/jkqtmathtextnode.h"
+#include "jkqtmathtext/nodes/jkqtmathtextnodetools.h"
+#include "jkqtplotter/gui/jkvanishqtoolbar.h"
+#include "jkqtplotter/jkqtpbaseelements.h"
+#include "jkqtplotter/jkqtpbaseplotter.h"
+#include "jkqtplotter/jkqtpbaseplotterstyle.h"
+#include "jkqtplotter/jkqtpdatastorage.h"
+#include "jkqtplotter/jkqtpgraphsbase.h"
+#include "jkqtplotter/jkqtpimagetools.h"
+#include "jkqtplotter/jkqtplotterstyle.h"
+#include "jkqtplotter/jkqtptools.h"
+#include "jkqtplotter/jkqtpgraphsbaseerrors.h"
+#include "jkqtplotter/jkqtpgraphsbasestylingmixins.h"
+
+#include <QAbstractTableModel>
+#include <QAction>
+#include <QActionGroup>
+#include <QApplication>
+#include <QBrush>
+#include <QColor>
+#include <QComboBox>
+#include <QDebug>
+#include <QDoubleSpinBox>
+#include <QElapsedTimer>
+#include <QFile>
+#include <QFont>
+#include <QFontDatabase>
+#include <QFontInfo>
+#include <QFontMetricsF>
+#include <QGridLayout>
+#include <QGuiApplication>
+#include <QHash>
+#include <QIcon>
+#include <QImage>
+#include <QKeyEvent>
+#include <QLabel>
+#include <QLine>
+#include <QLineF>
+#include <QList>
+#include <QListWidget>
+#include <QListWidgetItem>
+#include <QLocale>
+#include <QMap>
+#include <QMouseEvent>
+#include <QObject>
+#include <QPaintDevice>
+#include <QPainter>
+#include <QPainterPath>
+#include <QPair>
+#include <QPen>
+#include <QPoint>
+#include <QPointF>
+#include <QPointer>
+#include <QPolygon>
+#include <QPolygonF>
+#include <QRect>
+#include <QRectF>
+#include <QScrollArea>
+#include <QSet>
+#include <QSettings>
+#include <QString>
+#include <QStringList>
+#include <QTextStream>
+#include <QTimer>
+#include <QToolBar>
+#include <QVBoxLayout>
+#include <QVector>
+#include <QWidget>
+#include <QtGlobal>
+#include <cfloat>
+#include <chrono>
+#include <cmath>
+#include <forward_list>
+#include <functional>
+#include <iomanip>
+#include <iostream>
+#include <limits>
+#include <memory>
+#include <sstream>
+#include <stdexcept>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <string>
+#include <utility>
+#include <vector>
+
+#endif // jkqtmathtext_precomp_h