static VALUE touch_distance(VALUE self)
{
Leap::Pointable * pointer;
Data_Get_Struct(self, Leap::Pointable, pointer);
return DBL2NUM(pointer->touchDistance());
}
void LeapSample03App::draw()
{
gl::clear( Color( .97, .93, .79 ) );
Leap::PointableList pointables = leap.frame().pointables();
Leap::InteractionBox iBox = leap.frame().interactionBox();
for ( int p = 0; p < pointables.count(); p++ ) {
Leap::Pointable pointable = pointables[p];
#if 1
// ここから追加
// 伸びている指、ツール以外は無視する
if ( !pointable.isExtended() ) {
continue;
}
// ここまで追加
#endif
Leap::Vector normalizedPosition =
iBox.normalizePoint( pointable.stabilizedTipPosition() );
float x = normalizedPosition.x * windowWidth;
float y = windowHeight - normalizedPosition.y * windowHeight;
// ホバー状態
if ( (pointable.touchDistance() > 0) &&
(pointable.touchZone() != Leap::Pointable::Zone::ZONE_NONE) ) {
gl::color(0, 1, 0, 1 - pointable.touchDistance());
}
// タッチ状態
else if ( pointable.touchDistance() <= 0 ) {
gl::color(1, 0, 0, -pointable.touchDistance());
}
// タッチ対象外
else {
gl::color(0, 0, 1, .05);
}
gl::drawSolidCircle( Vec2f( x, y ), 40 );
}
}
void DefaultQtLeapMouseHandler::onFrame(const Leap::Frame &frame)
{
/////// MOUSE EVENTS /////////
// MOUSE BUTTON PRESSED
// MOUSE BUTTON RELEASED
// MOUSE MOVE
if (this->listeners.empty())
return ;
Leap::Pointable pointer = frame.pointable(this->savedMousePointableId);
if (!pointer.isValid())
{
pointer = frame.pointables().frontmost();
this->savedMousePointableId = pointer.id();
}
bool forceRelease = (frame.pointables().count() == 0 && this->mousePressed);
QMouseEvent::Type frameMouseEvent = QMouseEvent::None;
QPointF globalPointerPos = QtLeapUtils::convertPointablePosToScreenPos(frame.interactionBox(), pointer);
Qt::MouseButton button = Qt::NoButton;
Qt::MouseButtons buttons = Qt::NoButton;
// FINGER TOUCHING AND NO PREVIOUS PRESS -> SETTING BUTTON PRESS
if (pointer.touchDistance() <= 0 &&
pointer.touchZone() == Leap::Pointable::ZONE_TOUCHING &&
!this->mousePressed)
{
this->mousePressed = true;
frameMouseEvent = QMouseEvent::MouseButtonPress;
button = Qt::LeftButton;
}
else if (this->mousePressed && (pointer.touchDistance() > 0 ||
pointer.touchZone() == Leap::Pointable::ZONE_NONE ||
forceRelease)) // FINGER NOT TOUCHING AND PREVIOUS PRESS -> RELEASING BUTTON PRESS
{
frameMouseEvent = QMouseEvent::MouseButtonRelease;
this->mousePressed = false;
button = Qt::LeftButton;
}
else if (frameMouseEvent == QMouseEvent::None && // FINGER IN TOUCHING OR HOVERING ZONE AND NO BUTTON PRESS / RELEASE CHANGE -> MouseMove
pointer.touchZone() != Leap::Pointable::ZONE_NONE
&& globalPointerPos.toPoint() != this->previousPos)
{
frameMouseEvent = QMouseEvent::MouseMove;
this->previousPos = globalPointerPos.toPoint();
QCursor::setPos(this->previousPos);
}
if (this->mousePressed)
buttons |= Qt::LeftButton;
if (frameMouseEvent != QMouseEvent::None)
foreach (QObject *listener, this->listeners)
QCoreApplication::postEvent(listener, new QMouseEvent(frameMouseEvent,
QtLeapUtils::convertGlobalPosToLocalPos(listener, globalPointerPos),
globalPointerPos,
button,
buttons,
Qt::NoModifier));
}