# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2017-04-15 12:36:48
# Node ID 2f6dd474275b32ab5ec1aa02fd952214c527a387
# Parent  d4a271f3d46a61e4119e6f55afd478db51fe7a6e

added find script for already built static library of qtcolorwidgets

diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,14 +54,21 @@ else (BUILD_QWT)
   endif (QWT_USE_STATIC)
 endif (BUILD_QWT)
 
-include(BuildQColorWidgets)
-
+set(BUILD_QTCOLORWIDGETS true CACHE BOOL "Download and build QtColorWidgets library automatically.")
+if (BUILD_QTCOLORWIDGETS)
+  include(BuildQColorWidgets)
+else ()
+  find_package(QtColorWidgets REQUIRED)
+endif ()
 
 # includes
-include_directories("./src" ${QWT_INCLUDE_DIR} ${QCW_INCLUDE_DIR})
+include_directories("./src"
+  ${QWT_INCLUDE_DIR}
+  ${QTCOLORWIDGETS_INCLUDE_DIRS}
+  )
 
 # flags
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${QCW_FLAGS}")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${QTCOLORWIDGETS_FLAGS}")
 
 # wrap UI and resource files
 qt5_wrap_ui(UI_FILES
@@ -133,14 +140,20 @@ add_executable(${PROGRAM_NAME} WIN32
   ${RES_FILES}
   )
 
-add_dependencies(${PROGRAM_NAME} QCW)
 # Use the Widgets module from Qt 5.
-target_link_libraries(${PROGRAM_NAME} ${QWT_LIBRARY} ${QCW_LIBRARY})
+target_link_libraries(${PROGRAM_NAME}
+  ${QWT_LIBRARY}
+  ${QTCOLORWIDGETS_LIBRARIES}
+  )
 qt5_use_modules(${PROGRAM_NAME} Widgets SerialPort)
 
 if (BUILD_QWT)
   add_dependencies(${PROGRAM_NAME} QWT)
-endif (BUILD_QWT)
+endif ()
+
+if (BUILD_QTCOLORWIDGETS)
+  add_dependencies(${PROGRAM_NAME} QCW)
+endif ()
 
 # set compiler flags
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
diff --git a/cmake/modules/BuildQColorWidgets.cmake b/cmake/modules/BuildQColorWidgets.cmake
--- a/cmake/modules/BuildQColorWidgets.cmake
+++ b/cmake/modules/BuildQColorWidgets.cmake
@@ -28,6 +28,9 @@ ExternalProject_Add(QCW
   INSTALL_COMMAND "")
 
 ExternalProject_Get_Property(QCW binary_dir source_dir)
-set(QCW_FLAGS "-D QTCOLORWIDGETS_STATICALLY_LINKED")
-set(QCW_LIBRARY ${binary_dir}/libColorWidgets-qt5.a)
-set(QCW_INCLUDE_DIR ${source_dir}/include)
+set(QTCOLORWIDGETS_FLAGS "-D QTCOLORWIDGETS_STATICALLY_LINKED")
+set(QTCOLORWIDGETS_LIBRARY ${binary_dir}/libColorWidgets-qt5.a)
+set(QTCOLORWIDGETS_INCLUDE_DIR ${source_dir}/include)
+
+set(QTCOLORWIDGETS_LIBRARIES ${QTCOLORWIDGETS_LIBRARY})
+set(QTCOLORWIDGETS_INCLUDE_DIRS ${QTCOLORWIDGETS_INCLUDE_DIR})
diff --git a/cmake/modules/FindQtColorWidgets.cmake b/cmake/modules/FindQtColorWidgets.cmake
new file mode 100644
--- /dev/null
+++ b/cmake/modules/FindQtColorWidgets.cmake
@@ -0,0 +1,34 @@
+#
+# Copyright © 2017 Hasan Yavuz Özderya
+#
+# This file is part of serialplot.
+#
+# serialplot is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# serialplot 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with serialplot.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# Note: this script is intended for the debian package created for serialplot.
+
+find_library(QTCOLORWIDGETS_LIBRARY "libColorWidgets-qt5.a")
+find_path(QTCOLORWIDGETS_INCLUDE_DIR "color_preview.hpp" PATHS "/usr/include/qtcolorwidgets/" NO_DEFAULT_PATH)
+
+mark_as_advanced(QTCOLORWIDGETS_LIBRARY QTCOLORWIDGETS_INCLUDE_DIR)
+
+find_package_handle_standard_args(QtColorWidgets DEFAULT_MSG QTCOLORWIDGETS_LIBRARY QTCOLORWIDGETS_INCLUDE_DIR)
+
+if (QTCOLORWIDGETS_FOUND)
+  set(QTCOLORWIDGETS_FLAGS "-D QTCOLORWIDGETS_STATICALLY_LINKED")
+  mark_as_advanced(QTCOLORWIDGETS_FLAGS)
+  set(QTCOLORWIDGETS_LIBRARIES ${QTCOLORWIDGETS_LIBRARY})
+  set(QTCOLORWIDGETS_INCLUDE_DIRS ${QTCOLORWIDGETS_INCLUDE_DIR})
+endif (QTCOLORWIDGETS_FOUND)