QT读取数据并绘制曲线

[{"title":"（ 24 个子文件 923KB ） QT读取数据并绘制曲线","children":[{"title":"QT读数据绘制曲线","children":[{"title":"huitu","children":[{"title":"ui_huitu.h <span style='color:#111;'> 1.56KB </span>","children":null,"spread":false},{"title":"Makefile.Debug <span style='color:#111;'> 6.94KB </span>","children":null,"spread":false},{"title":"plotter.ui <span style='color:#111;'> 405B </span>","children":null,"spread":false},{"title":"plotter.h <span style='color:#111;'> 2.82KB </span>","children":null,"spread":false},{"title":"test.txt <span style='color:#111;'> 64B </span>","children":null,"spread":false},{"title":"huitu.pro <span style='color:#111;'> 366B </span>","children":null,"spread":false},{"title":"Makefile.Release <span style='color:#111;'> 7.04KB </span>","children":null,"spread":false},{"title":"huitu.h <span style='color:#111;'> 608B </span>","children":null,"spread":false},{"title":"plotter.cpp <span style='color:#111;'> 16.21KB </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 179B </span>","children":null,"spread":false},{"title":"debug","children":[{"title":"moc_huitu.cpp <span style='color:#111;'> 2.74KB </span>","children":null,"spread":false},{"title":"moc_plotter.cpp <span style='color:#111;'> 2.83KB </span>","children":null,"spread":false},{"title":"plotter.o <span style='color:#111;'> 545.21KB </span>","children":null,"spread":false},{"title":"moc_plotter.o <span style='color:#111;'> 152.93KB </span>","children":null,"spread":false},{"title":"main.o <span style='color:#111;'> 177.60KB </span>","children":null,"spread":false},{"title":"huitu.o <span style='color:#111;'> 283.57KB </span>","children":null,"spread":false},{"title":"moc_huitu.o <span style='color:#111;'> 188.72KB </span>","children":null,"spread":false},{"title":"huitu.exe <span style='color:#111;'> 1.52MB </span>","children":null,"spread":false}],"spread":true},{"title":"Makefile <span style='color:#111;'> 7.12KB </span>","children":null,"spread":false},{"title":"huitu.ui <span style='color:#111;'> 734B </span>","children":null,"spread":false},{"title":"huitu.pro.user <span style='color:#111;'> 27.29KB </span>","children":null,"spread":false},{"title":"ui_plotter.h <span style='color:#111;'> 1.26KB </span>","children":null,"spread":false},{"title":"release","children":null,"spread":false},{"title":"huitu.cpp <span style='color:#111;'> 1.44KB </span>","children":null,"spread":false}],"spread":false},{"title":"2.PNG <span style='color:#111;'> 217.11KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]