91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 0.17M
    文件類型: .rar
    金幣: 1
    下載: 0 次
    發布日期: 2021-02-22
  • 語言: C/C++
  • 標簽: 旋轉??Qt??拉伸??

資源簡介 

 if(isSelected())
 {
 if(m_dir == Right && (event->buttons() & Qt::RightButton)){
 double ang = 0;
 double x = m_cenPt.x()-m_movePoint.x();
 double y = m_cenPt.y()-m_movePoint.y();
 if(abs(x) > 0.001){
 if(x < 0){
 ang = atan(y/x)*180/PI; //通過弧度求角度
 if(ang < 0)
 ang = atan(y/x)*180/PI 360; //通過弧度求角度
 }
 else
 ang = atan(y/x)*180/PI 180; //通過弧度求角度
 }
 double oldAng = rotation();
 setTransformOriginPoint(m_cenPt); //設置旋轉中心
 setRotation(ang oldAng); //旋轉角度,如果不加oldAng,則角度旋轉不對


 }


 else if(m_selectMod == SizeMode){


 resizeTo(m_dir,event->scenePos());


 }


 else


 QGraphicsItem::mouseMoveEvent(event); //如果在拉伸時也調用，則會位置設置不對


 }



						  
 
						  
						 
 
						
 

						 
						
 
						 
						 
						
 
						
						
 
							
						   
							 
						 
 
						  
 
						   
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 代碼片段和文件信息 
  
						  
 
						    
							
#include?“graphicscircleitem.h“
#include?
#include?
#include?
#include?
#include?

GraphicsCircleItem::GraphicsCircleItem（const?QRect?&rect?QGraphicsItem?*parent）?:
????QGraphicsItem（parent）
{
????m_rect???????=?rect;
????m_radius?????=?rect.width（）/2;
????m_dir????????=?Center;
????m_selectMod??=?NoMode;
????m_pressPoint?=?QPointF（）;
????setFlags（QGraphicsItem::ItemIsSelectable?|
?????????????QGraphicsItem::ItemSendsGeometryChanges?|
?????????????QGraphicsItem::ItemIsFocusable?|
?????????????QGraphicsItem::ItemIsMovable）;
????setAcceptHoverEvents（true）;
}

QRectF?GraphicsCircleItem::rect（）?const
{
????qreal?adjust?=?2;
????return?QRectF（QPointF（m_rect.left（）-adjustm_rect.top（）-adjust）
??????????????????QPointF（m_rect.right（）+adjustm_rect.bottom（）+adjust））;
}

QRectF?GraphicsCircleItem::boundingRect（）?const
{
????return?rect（）;
}

void?GraphicsCircleItem::paint（QPainter?*painter?const?QstyleOptionGraph

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

?????文件???????7740??2019-11-07?19:06??testGraphicsView\graphicscircleitem.cpp

?????文件???????1599??2019-11-07?09:32??testGraphicsView\graphicscircleitem.h

?????文件???????7695??2019-11-07?19:28??testGraphicsView\graphicsellipseitem.cpp

?????文件???????1714??2019-11-07?19:06??testGraphicsView\graphicsellipseitem.h

?????文件???????8128??2019-11-07?19:28??testGraphicsView\graphicsrectitem.cpp

?????文件???????1744??2019-11-07?19:06??testGraphicsView\graphicsrectitem.h

?????文件???????2695??2019-11-07?15:45??testGraphicsView\graphicsscene.cpp

?????文件????????748??2019-11-07?13:28??testGraphicsView\graphicsscene.h

?????文件???????1358??2019-11-07?18:18??testGraphicsView\graphicsview.cpp

?????文件????????369??2019-11-07?17:42??testGraphicsView\graphicsview.h

?????文件?????158112??2019-03-19?12:45??testGraphicsView\img.jpg

?????文件????????183??2019-11-06?10:21??testGraphicsView\main.cpp

?????文件???????1549??2019-11-07?15:25??testGraphicsView\mainwindow.cpp

?????文件????????714??2019-11-07?14:40??testGraphicsView\mainwindow.h

?????文件???????3604??2019-11-07?11:37??testGraphicsView\mainwindow.ui

?????文件????????467??2019-11-07?17:41??testGraphicsView\mydef.h

?????文件???????1578??2019-11-07?11:10??testGraphicsView\testGraphicsView.pro

?????文件??????46083??2019-11-07?19:36??testGraphicsView\testGraphicsView.pro.user

?????目錄??????????0??2019-11-07?19:36??testGraphicsView

-----------?---------??----------?-----??----

???????????????246080????????????????????19



						  
 

						 
 
						
 

						
						
					   
 
					   
					   
 
						   
 
							
							 
							
 
							 
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