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// translucenceView.cpp : CtranslucenceView 类的实现
//
#include "stdafx.h"
#include "translucence.h"
#include "translucenceDoc.h"
#include "translucenceView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// CtranslucenceView
IMPLEMENT_DYNCREATE(CtranslucenceView, CView)
BEGIN_MESSAGE_MAP(CtranslucenceView, CView)
// 标准打印命令
ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()
// CtranslucenceView 构造/析构
CtranslucenceView::CtranslucenceView()
{
// TODO: 在此处添加构造代码
}
CtranslucenceView::~CtranslucenceView()
{
}
BOOL CtranslucenceView::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: 在此处通过修改 CREATESTRUCT cs 来修改窗口类或
// 样式
return CView::PreCreateWindow(cs);
}
// CtranslucenceView 绘制
void CtranslucenceView::OnDraw(CDC* pDC)
{
CtranslucenceDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
if (!pDoc)
return;
using namespace Gdiplus;
Graphics graphics(pDC->m_hDC);
//p1是不透明画笔,p2是半透明画笔
Pen p1(Color(255,255,0,0),40);
Pen p2(Color(128,255,0,0),40);
graphics.DrawLine(&p1,50,20,50,150);
graphics.DrawLine(&p2,100,20,100,150);
//启用高质量修正效果
graphics.SetCompositingQuality (CompositingQualityHighQuality);
graphics.DrawLine(&p2,150,20,150,150);
//sb1是不透明的实心画刷,sb2是半透明的实心画刷
SolidBrush sb1(Color(255,255,255,0));
SolidBrush sb2(Color(128,255,255,0));
graphics.FillRectangle (&sb1,200,20,120,50);
graphics.FillRectangle (&sb2,200,80,120,50);
//启用珈玛修正效果
graphics.SetCompositingQuality (CompositingQualityGammaCorrected);
graphics.FillRectangle (&sb2,200,140,120,50);
//hb1是不透明的剖面线画刷,hb2是半透明的剖面线画刷
HatchBrush hb1(HatchStyleHorizontal,Color(255,0,255,0),Color(255,255,0,255));
HatchBrush hb2(HatchStyleCross,Color(128,0,255,0),Color(128,255,0,255));
graphics.FillEllipse (&hb1,330,20,100,50);
graphics.FillEllipse (&hb2,330,80,100,50);
//启用假定线性值修正效果
graphics.SetCompositingQuality (CompositingQualityAssumeLinear);
graphics.FillEllipse (&hb2,330,140,100,50);
// TODO: 在此处为本机数据添加绘制代码
}
// CtranslucenceView 打印
BOOL CtranslucenceView::OnPreparePrinting(CPrintInfo* pInfo)
{
// 默认准备
return DoPreparePrinting(pInfo);
}
void CtranslucenceView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: 打印前添加额外的初始化
}
void CtranslucenceView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: 打印后添加清除过程
}
// CtranslucenceView 诊断
#ifdef _DEBUG
void CtranslucenceView::AssertValid() const
{
CView::AssertValid();
}
void CtranslucenceView::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CtranslucenceDoc* CtranslucenceView::GetDocument() const // 非调试版本是内联的
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CtranslucenceDoc)));
return (CtranslucenceDoc*)m_pDocument;
}
#endif //_DEBUG
// CtranslucenceView 消息处理
程序