【QT】 17 绘图系统（QPainter类）

[{"title":"（ 13 个子文件 541KB ） 【QT】 17 绘图系统（QPainter类）","children":[{"title":"16qtproject","children":[{"title":"image","children":[{"title":"1.png <span style='color:#111;'> 86.86KB </span>","children":null,"spread":false},{"title":"1648365729310.gif <span style='color:#111;'> 160.01KB </span>","children":null,"spread":false},{"title":"2.png <span style='color:#111;'> 97.97KB </span>","children":null,"spread":false},{"title":"4.png <span style='color:#111;'> 90.79KB </span>","children":null,"spread":false},{"title":"3.png <span style='color:#111;'> 100.93KB </span>","children":null,"spread":false}],"spread":true},{"title":"16qtproject.pro.user <span style='color:#111;'> 22.22KB </span>","children":null,"spread":false},{"title":"res.qrc <span style='color:#111;'> 243B </span>","children":null,"spread":false},{"title":"widget.h <span style='color:#111;'> 412B </span>","children":null,"spread":false},{"title":"widget.ui <span style='color:#111;'> 693B </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 175B </span>","children":null,"spread":false},{"title":"16qtproject.pro <span style='color:#111;'> 1.02KB </span>","children":null,"spread":false},{"title":"widget.cpp <span style='color:#111;'> 747B </span>","children":null,"spread":false},{"title":"widget.cpp.autosave <span style='color:#111;'> 810B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]