예제 #1
0
/// <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;
}
예제 #2
0
 void STDMETHODCALLTYPE SetSegmentFlags(D2D1_PATH_SEGMENT vertexFlags)
 {
     if( m_BaseSink )
         m_BaseSink->SetSegmentFlags(vertexFlags);
 }