/// <summary>
/// Create outline that frames both gauges and energy display into a cohesive panel.
/// </summary>
/// <returns>S_OK on success, otherwise failure code.</returns>
HRESULT AudioPanel::CreatePanelOutline()
{
HRESULT hr = m_pD2DFactory->CreatePathGeometry(&m_pPanelOutline);
// Create panel outline path
if (SUCCEEDED(hr))
{
ID2D1GeometrySink *pGeometrySink = NULL;
hr = m_pPanelOutline->Open(&pGeometrySink);
if (SUCCEEDED(hr))
{
/// Draw left wave display frame
pGeometrySink->BeginFigure(D2D1::Point2F(0.15f,0.0353f), D2D1_FIGURE_BEGIN_FILLED);
pGeometrySink->AddLine(D2D1::Point2F(0.13f,0.0353f));
pGeometrySink->AddLine(D2D1::Point2F(0.13f,0.2203f));
pGeometrySink->AddLine(D2D1::Point2F(0.2280f,0.2203f));
// Draw gauge outline
pGeometrySink->AddLine(D2D1::Point2F(0.1270f,0.3021f));
pGeometrySink->AddArc(D2D1::ArcSegment(D2D1::Point2F(0.8730f,0.3021f), D2D1::SizeF(0.48f,0.48f), 102, D2D1_SWEEP_DIRECTION_COUNTER_CLOCKWISE, D2D1_ARC_SIZE_SMALL));
pGeometrySink->AddLine(D2D1::Point2F(0.7720f,0.2203f));
pGeometrySink->AddArc(D2D1::ArcSegment(D2D1::Point2F(0.2280f,0.2203f), D2D1::SizeF(0.35f,0.35f), 102, D2D1_SWEEP_DIRECTION_CLOCKWISE, D2D1_ARC_SIZE_SMALL));
// Reposition geometry without drawing
pGeometrySink->SetSegmentFlags(D2D1_PATH_SEGMENT_FORCE_UNSTROKED);
pGeometrySink->AddLine(D2D1::Point2F(0.7720f,0.2203f));
pGeometrySink->SetSegmentFlags(D2D1_PATH_SEGMENT_NONE);
// Draw right wave display frame
pGeometrySink->AddLine(D2D1::Point2F(0.87f,0.2203f));
pGeometrySink->AddLine(D2D1::Point2F(0.87f,0.0353f));
pGeometrySink->AddLine(D2D1::Point2F(0.85f,0.0353f));
pGeometrySink->EndFigure(D2D1_FIGURE_END_OPEN);
hr = pGeometrySink->Close();
// Create panel outline brush
if (SUCCEEDED(hr))
{
hr = m_pRenderTarget->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::LightGray), &m_pPanelOutlineStroke);
}
}
SafeRelease(pGeometrySink);
}
return hr;
}
void STDMETHODCALLTYPE SetSegmentFlags(D2D1_PATH_SEGMENT vertexFlags)
{
if( m_BaseSink )
m_BaseSink->SetSegmentFlags(vertexFlags);
}
