#include?“histogram.h“

Histogram::Histogram（QWidget?*parent）?:
????QWidget（parent）
{
????setAutoFillBackground（true）;
????setPalette（QPalette（Qt::white））;
????pix?=?new?QPixmap（size（））;
????pix->fill（Qt::cyan）;
????setMinimumSize（600400）;

????for（int?i=0;i<4;i++）
????????Value.push_back（0）;

}

void?Histogram::paintEvent（QPaintEvent?*）
{
????QPainter?painter（this）;
????painter.drawPixmap（QPoint（00）*pix）;

}

void?Histogram::updateGram（）
{

????QPainter?*painter?=?new?QPainter;
????QPen?pen;
????pen.setColor（Qt::black）;
????painter->begin（pix）;

????int?x0=40;
????int?y0=300;
????int?distance=100;
????//-----------完成X和Y坐標系的繪制--------------
????//-----Y坐標系--------
????painter->drawLine（x0y0x020）;
????painter->drawLine（x0-420+4x020）;
????painter->drawLine（x0+420+4x020）;
????painter->drawText（2020tr（“NUM“））;
????for（int?i=1;i<5;i++）
????{
????????int?equal?=?y0?/?5;
????????painter->drawLine（-5+x0i*equalx0i*equal）;
????????pain

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

?????文件???????2147??2018-03-21?19:31??QHistogram\histogram.cpp

?????文件????????586??2018-03-21?19:31??QHistogram\histogram.h

?????文件????????183??2018-03-21?19:25??QHistogram\main.cpp

?????文件????????582??2018-03-21?19:31??QHistogram\mainwindow.cpp

?????文件????????338??2018-03-21?19:31??QHistogram\mainwindow.h

?????文件????????394??2018-03-21?19:26??QHistogram\QHistogram.pro

?????文件??????18034??2018-03-21?19:27??QHistogram\QHistogram.pro.user

?????目錄??????????0??2018-03-21?20:06??QHistogram

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

????????????????22264????????????????????8