C++ wxDC::Clear方法代码示例

本文整理汇总了C++中wxDC::Clear方法的典型用法代码示例。如果您正苦于以下问题：C++ wxDC::Clear方法的具体用法？C++ wxDC::Clear怎么用？C++ wxDC::Clear使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类wxDC的用法示例。

在下文中一共展示了wxDC::Clear方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: OnPaint

void LWSlider::OnPaint(wxDC &dc, bool  WXUNUSED(selected))
{
   //thumbPos should be in pixels
   int thumbPos = ValueToPosition(mCurrentValue);
   int thumbOrtho; // position in axis orthogonal to mOrientation
   if (mOrientation == wxHORIZONTAL)
      thumbOrtho = mCenterY - (mThumbHeight/2);
   else
      thumbOrtho = mCenterX - (mThumbWidth/2);

#if defined(__WXMSW__)
   if( mHW )
   {
      dc.Clear();
   }
#endif
#if defined(__WXGTK__)
   if (mHW)
   {
      dc.SetBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BACKGROUND));
      dc.Clear();
   }
#endif

   dc.DrawBitmap(*mBitmap, mLeft, mTop, true);
   if (mOrientation == wxHORIZONTAL)
      dc.DrawBitmap(*mThumbBitmap, mLeft+thumbPos, mTop+thumbOrtho, true);
   else
      dc.DrawBitmap(*mThumbBitmap, mLeft+thumbOrtho, mTop+thumbPos, true);

   if (LWSlider::sharedTipPanel)
      LWSlider::sharedTipPanel->Refresh();
}

开发者ID:Cactuslegs，项目名称:audacity-of-nope，代码行数:33，代码来源:ASlider.cpp

示例2: InitialState

void ClippingBoxTestCaseBase::InitialState()
{
    // Initial clipping box should be the same as the entire DC surface.
    m_dc->SetBackground(wxBrush(s_fgColour, wxBRUSHSTYLE_SOLID));
    m_dc->Clear();
    CheckBox(0, 0, s_dcSize.GetWidth(), s_dcSize.GetHeight());
}

开发者ID:CodeTickler，项目名称:wxWidgets，代码行数:7，代码来源:clippingbox.cpp

示例3: render

void bmImage::render(wxDC& dc) {
	bitmap = wxBitmap(aswxImage);

	dc.Clear();

	// few variables to make life easier
	cv::Vec2f pScale = cv::Vec2f(((bmImageFrame*)this->GetParent())->scale);
	cv::Vec2f pVOffScale = cv::Vec2f(((bmImageFrame*)this->GetParent())->voff);
	cv::Vec2f pScroll = cv::Vec2f(((bmImageFrame*)this->GetParent())->scroll);

	wxPoint orgp = dc.GetLogicalOrigin();
	wxPoint trp(pScroll[0], pScroll[1]);
	if (asCvMat.cols * pScale[0] < this->GetSize().GetWidth()) {
		trp.x = -(this->GetSize().GetWidth() - asCvMat.cols * pScale[0]) / 2 / pScale[0];
	}
	if (asCvMat.rows * pScale[1] < this->GetSize().GetHeight()) {
		trp.y = -(this->GetSize().GetHeight() - asCvMat.rows * pScale[1]) / 2 / pScale[1];
	}/*
	trp += wxPoint(
		-(this->GetSize().GetWidth() - asCvMat.cols * pVOffScale[0]) / 2 / pVOffScale[0],
		-(this->GetSize().GetHeight() - asCvMat.rows * pVOffScale[1]) / 2 / pVOffScale[1]
		);*/
	trp += wxPoint(
		-asCvMat.cols * (pVOffScale[0] - 1.0f) / 2,
		-asCvMat.rows * (pVOffScale[1] - 1.0f) / 2
		);
	dc.SetLogicalOrigin(trp.x, trp.y);
	dc.SetUserScale(pScale[0], pScale[1]);
	dc.DrawBitmap(bitmap, wxPoint(0, 0), false);
	dc.SetLogicalOrigin(orgp.x, orgp.y);
}

开发者ID:GreekFellows，项目名称:bildmanipulering，代码行数:31，代码来源:bmImage.cpp

示例4: OneRegion

void ClippingBoxTestCaseBase::OneRegion()
{
    // Setting one clipping box inside DC area.
    m_dc->SetClippingRegion(10, 20, 80, 75);
    m_dc->SetBackground(wxBrush(s_fgColour, wxBRUSHSTYLE_SOLID));
    m_dc->Clear();
    CheckBox(10, 20, 80, 75);
}

开发者ID:CodeTickler，项目名称:wxWidgets，代码行数:8，代码来源:clippingbox.cpp

示例5: OneRegionNegDim

void ClippingBoxTestCaseBase::OneRegionNegDim()
{
    // Setting one clipping box with negative sizes values.
    // Final clipping box should have standard positive size values.
    m_dc->SetClippingRegion(10, 20, -80, -75);
    m_dc->SetBackground(wxBrush(s_fgColour, wxBRUSHSTYLE_SOLID));
    m_dc->Clear();
    CheckBox(0, 0, 11, 21);
}

开发者ID:CodeTickler，项目名称:wxWidgets，代码行数:9，代码来源:clippingbox.cpp

示例6: OneOuterRegion

void ClippingBoxTestCaseBase::OneOuterRegion()
{
    // Setting one clipping box entirely outside DC surface.
    // Final clipping box should be empty.
    m_dc->SetClippingRegion(-100, -80, 20, 40);
    m_dc->SetBackground(wxBrush(s_fgColour, wxBRUSHSTYLE_SOLID));
    m_dc->Clear();
    CheckBox(0, 0, 0, 0);
}

开发者ID:CodeTickler，项目名称:wxWidgets，代码行数:9，代码来源:clippingbox.cpp