#=============================================================================
# Modern CMake Configuration for FourViews
# Updated for CMake 3.28.6, VTK 9+, Qt5
#=============================================================================

cmake_minimum_required(VERSION 3.20)
project(FourViews LANGUAGES CXX)

#-----------------------------------------------------------------------------
# Global Settings
#-----------------------------------------------------------------------------
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTORCC ON)

#-----------------------------------------------------------------------------
# Dependencies
#-----------------------------------------------------------------------------
# VTK
find_package(VTK REQUIRED COMPONENTS
    CommonCore
    FiltersSources
    ImagingCore
    InteractionStyle
    RenderingCore
    RenderingOpenGL2
    RenderingVolumeOpenGL2
    GUISupportQt
    IOImage
)

# Qt5
find_package(Qt5 REQUIRED COMPONENTS Widgets OpenGL)

#-----------------------------------------------------------------------------
# Source Files
#-----------------------------------------------------------------------------
set(PROJECT_SRCS
    main.cpp
    MainWindow.cpp
    vtkSynchronizedView.cpp
    vtkOrientationAnnotation.cpp
    vtkViewImage.cpp
    vtkViewImage3D.cpp
    vtkDataSet3DCroppingPlaneCallback.cpp
    vtkOrientedBoxWidget.cpp
    vtkImage3DCroppingBoxCallback.cpp
    vtkViewImage2D.cpp
    vtkViewImage2DCommand.cpp
    vtkInteractorStyleImage2D.cpp
    vtkViewImage2DFullCommand.cpp
    vtkImageBlendWithMask.cpp
    vtkRulerWidget.cpp
    vtkBorderSelectionWidget.cpp
    vtkCornerChineseAnnotation.cpp
    vtkFreeTypeUtilitiesUnicode.cpp
    vtkFTGLChineseCharacterMapper.cpp
    vtkTextUnicodeProperty.cpp
)

set(PROJECT_HDRS
    MainWindow.h
    vtkSynchronizedView.h
    vtkOrientationAnnotation.h
    vtkViewImage.h
    vtkViewImage3D.h
    vtkDataSet3DCroppingPlaneCallback.h
    vtkOrientedBoxWidget.h
    vtkImage3DCroppingBoxCallback.h
    vtkViewImage2D.h
    vtkViewImage2DCommand.h
    vtkInteractorStyleImage2D.h
    vtkViewImage2DFullCommand.h
    vtkImageBlendWithMask.h
    vtkRulerWidget.h
    vtkBorderSelectionWidget.h
    vtkCornerChineseAnnotation.h
    vtkFreeTypeUtilitiesUnicode.h
    vtkFTGLChineseCharacterMapper.h
    vtkTextUnicodeProperty.h
    resource.h
)

set(PROJECT_UIS
    MainWindow.ui
)

set(PROJECT_RCCS
    resource.qrc
)

# Windows资源文件
if(WIN32)
    list(APPEND PROJECT_SRCS icon.rc)
endif()

#-----------------------------------------------------------------------------
# Target
#-----------------------------------------------------------------------------
add_executable(${PROJECT_NAME}
    ${PROJECT_SRCS}
    ${PROJECT_HDRS}
    ${PROJECT_UIS}
    ${PROJECT_RCCS}
)

# Include directories
target_include_directories(${PROJECT_NAME}
    PRIVATE
        ${CMAKE_CURRENT_SOURCE_DIR}
        ${CMAKE_CURRENT_BINARY_DIR}
)

# Link libraries
target_link_libraries(${PROJECT_NAME}
    PRIVATE
        ${VTK_LIBRARIES}
        Qt5::Widgets
        Qt5::OpenGL
)

# VTK 模块初始化
vtk_module_autoinit(
    TARGETS ${PROJECT_NAME}
    MODULES ${VTK_LIBRARIES}
)

#-----------------------------------------------------------------------------
# Windows Specific
#-----------------------------------------------------------------------------
if(WIN32)
    # 设置Windows应用程序
    set_target_properties(${PROJECT_NAME} PROPERTIES
        WIN32_EXECUTABLE TRUE
    )
    
    if(MSVC)
        # 获取Qt二进制目录
        get_target_property(QT5_QMAKE_EXECUTABLE Qt5::qmake IMPORTED_LOCATION)
        get_filename_component(QT5_BIN_DIR "${QT5_QMAKE_EXECUTABLE}" DIRECTORY)
        
        # 复制Qt DLL到输出目录
        add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
            COMMAND ${CMAKE_COMMAND} -E copy_if_different
                "${QT5_BIN_DIR}/Qt5Core.dll"
                "${QT5_BIN_DIR}/Qt5Gui.dll"
                "${QT5_BIN_DIR}/Qt5Widgets.dll"
                "${QT5_BIN_DIR}/Qt5OpenGL.dll"
                $<TARGET_FILE_DIR:${PROJECT_NAME}>
            COMMENT "Copying Qt DLLs..."
        )
        
        # 创建Visual Studio启动脚本 - 使用传统方法
        foreach(CONFIG_TYPE Debug Release)
            if(CONFIG_TYPE STREQUAL "Debug")
                set(BUILD_TYPE "debug")
            else()
                set(BUILD_TYPE "release")
            endif()
            
            # 如果 StartVS.bat.in 存在，使用它
            if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/StartVS.bat.in")
                # 读取模板文件
                file(READ "${CMAKE_CURRENT_SOURCE_DIR}/StartVS.bat.in" START_VS_TEMPLATE)
                
                # 替换模板中的变量
                string(REPLACE "@PROJECT_RUNTIME_PATH@" 
                       "${QT5_BIN_DIR};${VTK_LIBRARY_DIRS}" 
                       START_VS_TEMPLATE "${START_VS_TEMPLATE}")
                string(REPLACE "@VS_BUILD_TYPE@" 
                       "${BUILD_TYPE}" 
                       START_VS_TEMPLATE "${START_VS_TEMPLATE}")
                
                # 写入文件
                file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/StartVS_${BUILD_TYPE}.bat" "${START_VS_TEMPLATE}")
            else()
                # 创建简单的启动脚本
                set(START_VS_BAT_CONTENT "
@echo off
set PATH=%PATH%;${QT5_BIN_DIR};${VTK_LIBRARY_DIRS}
\"${CMAKE_VS_DEVENV_COMMAND}\" \"${CMAKE_CURRENT_BINARY_DIR}/FourViews.sln\"
")
                file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/StartVS_${BUILD_TYPE}.bat" "${START_VS_BAT_CONTENT}")
            endif()
        endforeach()
    endif()
endif()

#-----------------------------------------------------------------------------
# Install Rules (修复警告：移除RESOURCE属性，因为图标已编译进exe)
#-----------------------------------------------------------------------------
install(TARGETS ${PROJECT_NAME}
    RUNTIME DESTINATION bin
    BUNDLE DESTINATION .
)

#-----------------------------------------------------------------------------
# Summary
#-----------------------------------------------------------------------------
message(STATUS "===========================================")
message(STATUS "Project:          ${PROJECT_NAME}")
message(STATUS "C++ Standard:     ${CMAKE_CXX_STANDARD}")
message(STATUS "VTK Version:      ${VTK_VERSION}")
message(STATUS "Qt Version:       ${Qt5_VERSION} (Qt5)")
message(STATUS "Build Type:       ${CMAKE_BUILD_TYPE}")
message(STATUS "Windows SDK:      ${CMAKE_SYSTEM_VERSION}")
message(STATUS "Qt5 Bin Dir:      ${QT5_BIN_DIR}")
message(STATUS "===========================================")