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C++ IDirectFBWindow::SetColor方法代码示例

本文整理汇总了C++中IDirectFBWindow::SetColor方法的典型用法代码示例。如果您正苦于以下问题:C++ IDirectFBWindow::SetColor方法的具体用法?C++ IDirectFBWindow::SetColor怎么用?C++ IDirectFBWindow::SetColor使用的例子?那么, 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IDirectFBWindow的用法示例。


在下文中一共展示了IDirectFBWindow::SetColor方法的1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: SetColor

static DFBResult
Test_CreateSubWindow( IDirectFBDisplayLayer *layer, void *arg )
{
    IDirectFBWindow      *window;
    DFBWindowID           window_id;
    DFBDimension          size = { m_desc_sub.width, m_desc_sub.height };

    D_ASSERT( m_toplevel_id != 0 );

    /* Write window ID of top level into description */
    m_desc_sub.toplevel_id = m_toplevel_id;

    /*
     * Create a new sub window with 75% width/height and positioned at 20,20 within top level window
     */
    SHOW_TEST( "CreateWindow( %d,%d - %dx%d %s + toplevel ID %u, options 0x%08x )...",
               m_desc_sub.posx, m_desc_sub.posy, m_desc_sub.width, m_desc_sub.height,
               dfb_pixelformat_name( m_desc_sub.pixelformat ), m_desc_sub.toplevel_id, m_desc_top.options );

    _T( layer->CreateWindow( layer, &m_desc_sub, &window ) );

    if (m_subcolor.valid) {
        DFBColor c = m_subcolor.color;

        SHOW_INFO( "  - SetColor( 0x%02x, 0x%02x, 0x%02x, 0x%02x )...", c.r, c.g, c.b, c.a );

        _T( window->SetColor( window, c.r, c.g, c.b, c.a ) );
    }

    /*
     * Query its surface and clear it with light gray (if not input or color only)
     */
    if (!(m_desc_sub.caps & (DWCAPS_INPUTONLY | DWCAPS_COLOR) )) {
        IDirectFBSurface     *surface;

        SHOW_INFO( "  - GetSurface()..." );

        _T( window->GetSurface( window, &surface ) );

        SHOW_INFO( "  - Clear( 0xC0, 0xC0, 0xC0, 0xFF )..." );

        _T( surface->Clear( surface, 0xC0, 0xC0, 0xC0, 0xFF ) );

        _T( surface->DrawRectangle( surface, 0, 0, size.w, size.h ) );

        _T( surface->FillRectangle( surface, size.w / 2,          1,          1, size.h - 2 ) );
        _T( surface->FillRectangle( surface,          1, size.h / 2, size.w - 2,          1 ) );

        surface->Release( surface );
    }

    /*
     * Show the window
     */
    SHOW_INFO( "  - SetOpacity( 255 )..." );

    _T( window->SetOpacity( window, 0xff ) );

    /*
     * Query and print ID of new window
     */
    SHOW_INFO( "  - GetID()..." );

    _T( window->GetID( window, &window_id ) );

    /*
     * Set association of new window
     */
    if (m_desc_sub.parent_id) {
        SHOW_INFO( "  - SetAssociation( %u )...", m_desc_sub.parent_id );

        _T( window->SetAssociation( window, m_desc_sub.parent_id ) );
    }

    /*
     * Set top level window ID (user hasn't specified one)
     */
    m_subwindow_id = window_id;
    m_subwindow    = window;

    SHOW_RESULT( "...CreateWindow( %d,%d - %dx%d %s + toplevel ID %u ) done. => Sub Window ID %u",
                 m_desc_sub.posx, m_desc_sub.posy, m_desc_sub.width, m_desc_sub.height,
                 dfb_pixelformat_name( m_desc_sub.pixelformat ), m_desc_sub.toplevel_id, window_id );

    return DFB_OK;
}
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