当前位置: 首页>>代码示例>>C++>>正文

C++ QCursor::hotSpot方法代码示例

本文整理汇总了C++中QCursor::hotSpot方法的典型用法代码示例。如果您正苦于以下问题：C++ QCursor::hotSpot方法的具体用法？C++ QCursor::hotSpot怎么用？C++ QCursor::hotSpot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类QCursor的用法示例。


在下文中一共展示了QCursor::hotSpot方法的3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: scaledToScreen

// static
QCursor MapEditorTool::scaledToScreen(const QCursor& unscaled_cursor)
{
	auto scale = Settings::getInstance().getSetting(Settings::General_PixelsPerInch).toReal() / 96.0;
	if (unscaled_cursor.shape() == Qt::BitmapCursor
	    && scale > 1.5)
	{
		// Need to scale our low res image for high DPI screen
		const auto unscaled_pixmap = unscaled_cursor.pixmap();
		const auto scaled_hotspot = QPointF{ unscaled_cursor.hotSpot() } * scale;
		return QCursor{ unscaled_pixmap.scaledToWidth(unscaled_pixmap.width() * scale, Qt::SmoothTransformation),
		                qRound(scaled_hotspot.x()), qRound(scaled_hotspot.y()) };
	}
	else
	{
		return unscaled_cursor;
	}
}
开发者ID:999999333，项目名称:mapper，代码行数:18，代码来源:tool.cpp

示例2: qt_createPixmapCursor

static HCURSOR qt_createPixmapCursor( const QCursor &cursor, const QPixmap &pixmap, const QPoint &hotspot )
{
    QSize size;

    /* calculate size of cursor */
    QPoint pt = hotspot - cursor.hotSpot();
    QPoint pixmap_point( 0, 0 );
    QPoint cursor_point( 0, 0 );

    if ( qWinVersion() <= Qt::WV_95 ) {
        /* Win95 can only fixed size */
        size.setWidth( GetSystemMetrics ( SM_CXCURSOR ) );
        size.setHeight ( GetSystemMetrics ( SM_CYCURSOR ) );
    } else {
        /* calculate size (enlarge if needed) */
        const QBitmap *tmp = cursor.bitmap();

        /* Only bitmap cursors allowed... */
        if ( tmp ) {
            QPoint point;

            // curent size
            size = pixmap.size();

            // calc position of lower right cursor pos
            point.setX( pt.x() + tmp->size().width() );
            point.setY( pt.y() + tmp->size().height() );
            // resize when cursor to large
            if ( point.x() > pixmap.width() )
                size.setWidth( point.x() );
            if ( point.y() > pixmap.height() )
                size.setHeight( point.y() );

            // calc upper left corner where both pixmaps have to be drawn
            if ( pt.x() >= 0 ) {
                cursor_point.setX( pt.x() );
            } else {
                pixmap_point.setX( -pt.x() );
                // negative position -> resize
                size.setWidth( size.width() - pt.x() );
            }
            if ( pt.y() >= 0 ) {
                cursor_point.setX( pt.x() );
            } else {
                pixmap_point.setY( -pt.y() );
                // negative position -> resize
                size.setHeight( size.height() - pt.y() );
            }

        }
    }

    /* Mask */
    QBitmap andMask( size );
    BitBlt( andMask.handle(), 0, 0, size.width(), size.height(), NULL, 0, 0, WHITENESS );
    if ( pixmap.mask() )
        BitBlt( andMask.handle(), pixmap_point.x(), pixmap_point.y(), pixmap.width(), pixmap.height(), pixmap.mask() ->handle(), 0, 0, SRCAND );
    else
        BitBlt( andMask.handle(), pixmap_point.x(), pixmap_point.y(), pixmap.width(), pixmap.height(), NULL, 0, 0, BLACKNESS );
    const QBitmap *curMsk = cursor.mask();
    if ( curMsk )
        BitBlt( andMask.handle(), cursor_point.x(), cursor_point.y(), curMsk->width(), curMsk->height(), curMsk->handle(), 0, 0, SRCAND );

    /* create Pixmap */
    QPixmap xorMask( size );
    xorMask.fill ( Qt::color1 );
    QPainter paint2( &xorMask );
    paint2.drawPixmap( pixmap_point, pixmap );

    QPixmap pm;
    pm.convertFromImage( cursor.bitmap() ->convertToImage().convertDepth( 8 ) );
    pm.setMask( *cursor.mask() );
    paint2.drawPixmap ( cursor_point, pm );
    paint2.end();

#ifdef DEBUG_QDND_SRC

    andMask.save ( "pand.png", "PNG" );
    xorMask.save ( "pxor.png", "PNG" );
#endif

    HCURSOR cur = qt_createPixmapCursor ( qt_display_dc(), xorMask, andMask, hotspot, size );

    if ( !cur ) {
        qWarning( "Error creating cursor: %d", GetLastError() );
    }
    return cur;
}
开发者ID:Miguel-J，项目名称:eneboo-core，代码行数:88，代码来源:qdnd_win.cpp

示例3: createSystemCursor

HCURSOR QWindowsCursor::createSystemCursor(const QCursor &c)
{
    int hx = c.hotSpot().x();
    int hy = c.hotSpot().y();
    const Qt::CursorShape cshape = c.shape();
    if (cshape == Qt::BitmapCursor) {
        const QPixmap pixmap = c.pixmap();
        if (!pixmap.isNull())
            if (const HCURSOR hc = createPixmapCursor(pixmap, hx, hy))
                return hc;
    }

    // Non-standard Windows cursors are created from bitmaps

    static const uchar vsplit_bits[] = {
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x80, 0x00, 0x00, 0x00, 0xc0, 0x01, 0x00, 0x00, 0xe0, 0x03, 0x00,
        0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00,
        0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0xff, 0x7f, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x7f, 0x00,
        0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00,
        0x00, 0x80, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0xe0, 0x03, 0x00,
        0x00, 0xc0, 0x01, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
    static const uchar vsplitm_bits[] = {
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00,
        0x00, 0xc0, 0x01, 0x00, 0x00, 0xe0, 0x03, 0x00, 0x00, 0xf0, 0x07, 0x00,
        0x00, 0xf8, 0x0f, 0x00, 0x00, 0xc0, 0x01, 0x00, 0x00, 0xc0, 0x01, 0x00,
        0x00, 0xc0, 0x01, 0x00, 0x80, 0xff, 0xff, 0x00, 0x80, 0xff, 0xff, 0x00,
        0x80, 0xff, 0xff, 0x00, 0x80, 0xff, 0xff, 0x00, 0x80, 0xff, 0xff, 0x00,
        0x80, 0xff, 0xff, 0x00, 0x00, 0xc0, 0x01, 0x00, 0x00, 0xc0, 0x01, 0x00,
        0x00, 0xc0, 0x01, 0x00, 0x00, 0xf8, 0x0f, 0x00, 0x00, 0xf0, 0x07, 0x00,
        0x00, 0xe0, 0x03, 0x00, 0x00, 0xc0, 0x01, 0x00, 0x00, 0x80, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
    static const uchar hsplit_bits[] = {
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00,
        0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00,
        0x00, 0x41, 0x82, 0x00, 0x80, 0x41, 0x82, 0x01, 0xc0, 0x7f, 0xfe, 0x03,
        0x80, 0x41, 0x82, 0x01, 0x00, 0x41, 0x82, 0x00, 0x00, 0x40, 0x02, 0x00,
        0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00,
        0x00, 0x40, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
    static const uchar hsplitm_bits[] = {
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00,
        0x00, 0xe0, 0x07, 0x00, 0x00, 0xe2, 0x47, 0x00, 0x00, 0xe3, 0xc7, 0x00,
        0x80, 0xe3, 0xc7, 0x01, 0xc0, 0xff, 0xff, 0x03, 0xe0, 0xff, 0xff, 0x07,
        0xc0, 0xff, 0xff, 0x03, 0x80, 0xe3, 0xc7, 0x01, 0x00, 0xe3, 0xc7, 0x00,
        0x00, 0xe2, 0x47, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00,
        0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
   static const uchar openhand_bits[] = {
        0x80,0x01,0x58,0x0e,0x64,0x12,0x64,0x52,0x48,0xb2,0x48,0x92,
        0x16,0x90,0x19,0x80,0x11,0x40,0x02,0x40,0x04,0x40,0x04,0x20,
        0x08,0x20,0x10,0x10,0x20,0x10,0x00,0x00};
    static const uchar openhandm_bits[] = {
       0x80,0x01,0xd8,0x0f,0xfc,0x1f,0xfc,0x5f,0xf8,0xff,0xf8,0xff,
       0xf6,0xff,0xff,0xff,0xff,0x7f,0xfe,0x7f,0xfc,0x7f,0xfc,0x3f,
       0xf8,0x3f,0xf0,0x1f,0xe0,0x1f,0x00,0x00};
    static const uchar closedhand_bits[] = {
        0x00,0x00,0x00,0x00,0x00,0x00,0xb0,0x0d,0x48,0x32,0x08,0x50,
        0x10,0x40,0x18,0x40,0x04,0x40,0x04,0x20,0x08,0x20,0x10,0x10,
        0x20,0x10,0x20,0x10,0x00,0x00,0x00,0x00};
    static const uchar closedhandm_bits[] = {
        0x00,0x00,0x00,0x00,0x00,0x00,0xb0,0x0d,0xf8,0x3f,0xf8,0x7f,
        0xf0,0x7f,0xf8,0x7f,0xfc,0x7f,0xfc,0x3f,0xf8,0x3f,0xf0,0x1f,
        0xe0,0x1f,0xe0,0x1f,0x00,0x00,0x00,0x00};

    wchar_t *sh = 0;
    switch (c.shape()) {                        // map to windows cursor
    case Qt::ArrowCursor:
        sh = IDC_ARROW;
        break;
    case Qt::UpArrowCursor:
        sh = IDC_UPARROW;
        break;
    case Qt::CrossCursor:
        sh = IDC_CROSS;
        break;
    case Qt::WaitCursor:
        sh = IDC_WAIT;
        break;
    case Qt::IBeamCursor:
        sh = IDC_IBEAM;
        break;
    case Qt::SizeVerCursor:
        sh = IDC_SIZENS;
        break;
    case Qt::SizeHorCursor:
//.........这里部分代码省略.........
开发者ID:3163504123，项目名称:phantomjs，代码行数:101，代码来源:qwindowscursor.cpp


注：本文中的QCursor::hotSpot方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。