void AutoscrollController::updatePanScrollState(FrameView* view, const IntPoint& lastKnownMousePosition)
{
    // At the original click location we draw a 4 arrowed icon. Over this icon there won't be any scroll
    // So we don't want to change the cursor over this area
    bool east = m_panScrollStartPos.x() < (lastKnownMousePosition.x() - noPanScrollRadius);
    bool west = m_panScrollStartPos.x() > (lastKnownMousePosition.x() + noPanScrollRadius);
    bool north = m_panScrollStartPos.y() > (lastKnownMousePosition.y() + noPanScrollRadius);
    bool south = m_panScrollStartPos.y() < (lastKnownMousePosition.y() - noPanScrollRadius);

    if (m_autoscrollType == AutoscrollForPan && (east || west || north || south))
        m_autoscrollType = AutoscrollForPanCanStop;

    if (north) {
        if (east)
            view->setCursor(northEastPanningCursor());
        else if (west)
            view->setCursor(northWestPanningCursor());
        else
            view->setCursor(northPanningCursor());
    } else if (south) {
        if (east)
            view->setCursor(southEastPanningCursor());
        else if (west)
            view->setCursor(southWestPanningCursor());
        else
            view->setCursor(southPanningCursor());
    } else if (east) {
        view->setCursor(eastPanningCursor());
    } else if (west) {
        view->setCursor(westPanningCursor());
    } else {
        view->setCursor(middlePanningCursor());
    }
}
Exemple #2
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void AutoscrollController::updateMiddleClickAutoscrollState(
    FrameView* view,
    const IntPoint& lastKnownMousePosition) {
  DCHECK(RuntimeEnabledFeatures::middleClickAutoscrollEnabled());
  // At the original click location we draw a 4 arrowed icon. Over this icon
  // there won't be any scroll, So don't change the cursor over this area.
  bool east = m_middleClickAutoscrollStartPos.x() <
              (lastKnownMousePosition.x() - noMiddleClickAutoscrollRadius);
  bool west = m_middleClickAutoscrollStartPos.x() >
              (lastKnownMousePosition.x() + noMiddleClickAutoscrollRadius);
  bool north = m_middleClickAutoscrollStartPos.y() >
               (lastKnownMousePosition.y() + noMiddleClickAutoscrollRadius);
  bool south = m_middleClickAutoscrollStartPos.y() <
               (lastKnownMousePosition.y() - noMiddleClickAutoscrollRadius);

  if (m_autoscrollType == AutoscrollForMiddleClick &&
      (east || west || north || south))
    m_autoscrollType = AutoscrollForMiddleClickCanStop;

  if (north) {
    if (east)
      view->setCursor(northEastPanningCursor());
    else if (west)
      view->setCursor(northWestPanningCursor());
    else
      view->setCursor(northPanningCursor());
  } else if (south) {
    if (east)
      view->setCursor(southEastPanningCursor());
    else if (west)
      view->setCursor(southWestPanningCursor());
    else
      view->setCursor(southPanningCursor());
  } else if (east) {
    view->setCursor(eastPanningCursor());
  } else if (west) {
    view->setCursor(westPanningCursor());
  } else {
    view->setCursor(middlePanningCursor());
  }
}
Exemple #3
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const Cursor& Cursor::fromType(Cursor::Type type)
{
    switch (type) {
    case Cursor::Pointer:
        return pointerCursor();
    case Cursor::Cross:
        return crossCursor();
    case Cursor::Hand:
        return handCursor();
    case Cursor::IBeam:
        return iBeamCursor();
    case Cursor::Wait:
        return waitCursor();
    case Cursor::Help:
        return helpCursor();
    case Cursor::EastResize:
        return eastResizeCursor();
    case Cursor::NorthResize:
        return northResizeCursor();
    case Cursor::NorthEastResize:
        return northEastResizeCursor();
    case Cursor::NorthWestResize:
        return northWestResizeCursor();
    case Cursor::SouthResize:
        return southResizeCursor();
    case Cursor::SouthEastResize:
        return southEastResizeCursor();
    case Cursor::SouthWestResize:
        return southWestResizeCursor();
    case Cursor::WestResize:
        return westResizeCursor();
    case Cursor::NorthSouthResize:
        return northSouthResizeCursor();
    case Cursor::EastWestResize:
        return eastWestResizeCursor();
    case Cursor::NorthEastSouthWestResize:
        return northEastSouthWestResizeCursor();
    case Cursor::NorthWestSouthEastResize:
        return northWestSouthEastResizeCursor();
    case Cursor::ColumnResize:
        return columnResizeCursor();
    case Cursor::RowResize:
        return rowResizeCursor();
    case Cursor::MiddlePanning:
        return middlePanningCursor();
    case Cursor::EastPanning:
        return eastPanningCursor();
    case Cursor::NorthPanning:
        return northPanningCursor();
    case Cursor::NorthEastPanning:
        return northEastPanningCursor();
    case Cursor::NorthWestPanning:
        return northWestPanningCursor();
    case Cursor::SouthPanning:
        return southPanningCursor();
    case Cursor::SouthEastPanning:
        return southEastPanningCursor();
    case Cursor::SouthWestPanning:
        return southWestPanningCursor();
    case Cursor::WestPanning:
        return westPanningCursor();
    case Cursor::Move:
        return moveCursor();
    case Cursor::VerticalText:
        return verticalTextCursor();
    case Cursor::Cell:
        return cellCursor();
    case Cursor::ContextMenu:
        return contextMenuCursor();
    case Cursor::Alias:
        return aliasCursor();
    case Cursor::Progress:
        return progressCursor();
    case Cursor::NoDrop:
        return noDropCursor();
    case Cursor::Copy:
        return copyCursor();
    case Cursor::None:
        return noneCursor();
    case Cursor::NotAllowed:
        return notAllowedCursor();
    case Cursor::ZoomIn:
        return zoomInCursor();
    case Cursor::ZoomOut:
        return zoomOutCursor();
    case Cursor::Grab:
        return grabCursor();
    case Cursor::Grabbing:
        return grabbingCursor();
    case Cursor::Custom:
        ASSERT_NOT_REACHED();
    }
    return pointerCursor();
}