QWT - Qt Widgets for Technical Applications

QWT， Qt Widgets for Technical Applications，是一个基于LGPL版权协议的开源项目，可生成各种统计图。

下载qwt-6.1.4.zip编译完成后

1.拷贝插件到运行环境目录

E:\_2022\build-qwt-Desktop_Qt_5_15_2_MinGW_32_bit-Debug\designer\plugins\designer

libqwt_designer_plugin.a

qwt_designer_plugin.dll

E:\Qt5\5.15.2\mingw81_32\plugins\designer

2.拷贝运行库到运行环境目录

E:\_2022\build-qwt-Desktop_Qt_5_15_2_MinGW_32_bit-Debug\lib

qwt.dll

qwtd.dll

E:\Qt5\5.15.2\mingw81_32\bin

3.拷贝库文件到运行环境目录

E:\_2022\build-qwt-Desktop_Qt_5_15_2_MinGW_32_bit-Debug\lib

libqwt.a

libqwtd.a

E:\Qt5\5.15.2\mingw81_32\lib

4.拷贝源文件到运行环境目录

E:\_2022\qwt-6.1.4\src

E:\Qt5\5.15.2\mingw81_32\include\qwt

5、应用

新建个工程，在pro文件中添加：

CONFIG += qwt

DEFINES += QT_DLL QWT_DLL

LIBS += -L"D:\Qt_5.6\build-qwt-Desktop_Qt_5_6_0_MinGW_32bit-Debug\lib" -lqwtd

LIBS += -L"D:\Qt_5.6\build-qwt-Desktop_Qt_5_6_0_MinGW_32bit-Debug\lib" -lqwt

INCLUDEPATH += D:\Qt_5.6\5.6\mingw49_32\include\QWT