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#include?“arrow.h“

#include?

#include?
#include?

const?qreal?Pi?=?3.14;

//!?[0]
Arrow::Arrow（DiagramItem?*startItem?DiagramItem?*endItem?QGraphicsItem?*parent）
????:?QGraphicsLineItem（parent）
{
????myStartItem?=?startItem;
????myEndItem?=?endItem;
????setFlag（QGraphicsItem::ItemIsSelectable?true）;
????myColor?=?Qt::black;
????setPen（QPen（myColor?2?Qt::SolidLine?Qt::RoundCap?Qt::RoundJoin））;
}
//!?[0]

//!?[1]
QRectF?Arrow::boundingR

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????5503??2017-11-16?13:15??diagramscene\arrow.cpp

?????文件???????3593??2017-11-16?13:15??diagramscene\arrow.h

?????文件???????5468??2017-11-16?13:15??diagramscene\diagramitem.cpp

?????文件???????3797??2017-11-16?13:15??diagramscene\diagramitem.h

?????文件???????8203??2017-11-16?13:15??diagramscene\diagramscene.cpp

?????文件???????4335??2017-11-16?13:15??diagramscene\diagramscene.h

?????文件????????391??2017-11-16?13:15??diagramscene\diagramscene.pro

?????文件??????24072??2019-11-03?07:10??diagramscene\diagramscene.pro.user

?????文件????????660??2017-11-16?13:15??diagramscene\diagramscene.qrc

?????文件???????3504??2017-11-16?13:15??diagramscene\diagramtextitem.cpp

?????文件???????3346??2017-11-16?13:15??diagramscene\diagramtextitem.h

?????文件????????112??2017-11-16?13:15??diagramscene\images\background1.png

?????文件????????114??2017-11-16?13:15??diagramscene\images\background2.png

?????文件????????116??2017-11-16?13:15??diagramscene\images\background3.png

?????文件?????????96??2017-11-16?13:15??diagramscene\images\background4.png

?????文件????????353??2017-11-16?13:15??diagramscene\images\bold.png

?????文件????????293??2017-11-16?13:15??diagramscene\images\bringtofront.png

?????文件????????831??2017-11-16?13:15??diagramscene\images\delete.png

?????文件????????282??2017-11-16?13:15??diagramscene\images\floodfill.png

?????文件????????299??2017-11-16?13:15??diagramscene\images\italic.png

?????文件????????145??2017-11-16?13:15??diagramscene\images\linecolor.png

?????文件????????141??2017-11-16?13:15??diagramscene\images\linepointer.png

?????文件????????230??2017-11-16?13:15??diagramscene\images\pointer.png

?????文件????????318??2017-11-16?13:15??diagramscene\images\sendtoback.png

?????文件????????893??2017-11-16?13:15??diagramscene\images\textpointer.png

?????文件????????307??2017-11-16?13:15??diagramscene\images\underline.png

?????文件???????2799??2017-11-16?13:15??diagramscene\main.cpp

?????文件??????22460??2019-10-21?21:48??diagramscene\mainwindow.cpp

?????文件???????5325??2017-11-16?13:15??diagramscene\mainwindow.h

?????目錄??????????0??2019-11-03?07:10??diagramscene\images

............此處省略4個文件信息