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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "selectableitem.h"
#include "keyframeitem.h"
namespace QmlDesigner {
CurveEditorItem::CurveEditorItem(QGraphicsItem *parent)
: QGraphicsObject(parent)
, m_locked(false)
, m_pinned(false)
, m_underMouse(false)
{
setAcceptHoverEvents(true);
}
void CurveEditorItem::lockedCallback() {}
void CurveEditorItem::pinnedCallback() {}
void CurveEditorItem::underMouseCallback() {}
bool CurveEditorItem::locked() const
{
return m_locked;
}
bool CurveEditorItem::pinned() const
{
return m_pinned;
}
bool CurveEditorItem::isUnderMouse() const
{
return m_underMouse;
}
void CurveEditorItem::setLocked(bool locked)
{
m_locked = locked;
lockedCallback();
update();
}
void CurveEditorItem::setPinned(bool pinned)
{
m_pinned = pinned;
pinnedCallback();
update();
}
void CurveEditorItem::setIsUnderMouse(bool under)
{
if (under != m_underMouse) {
m_underMouse = under;
underMouseCallback();
update();
}
}
SelectableItem::SelectableItem(QGraphicsItem *parent)
: CurveEditorItem(parent)
, m_active(false)
, m_selected(false)
, m_preSelected(SelectionMode::Undefined)
{
setFlag(QGraphicsItem::ItemIsSelectable, false);
setFlag(QGraphicsItem::ItemIsMovable, true);
setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
}
SelectableItem::~SelectableItem() {}
void SelectableItem::lockedCallback()
{
m_preSelected = SelectionMode::Undefined;
m_selected = false;
m_active = false;
selectionCallback();
}
bool SelectableItem::activated() const
{
return m_active;
}
bool SelectableItem::selected() const
{
switch (m_preSelected) {
case SelectionMode::Clear:
return false;
case SelectionMode::New:
return true;
case SelectionMode::Add:
return true;
case SelectionMode::Remove:
return false;
case SelectionMode::Toggle:
return !m_selected;
default:
return m_selected;
}
return false;
}
void SelectableItem::setActivated(bool active)
{
if (locked())
return;
m_active = active;
}
void SelectableItem::setSelected(bool selected)
{
if (locked())
return;
m_selected = selected;
}
void SelectableItem::setPreselected(SelectionMode mode)
{
if (locked())
return;
m_preSelected = mode;
selectionCallback();
}
void SelectableItem::applyPreselection()
{
m_selected = selected();
m_preSelected = SelectionMode::Undefined;
}
void SelectableItem::activationCallback() {}
void SelectableItem::selectionCallback() {}
void SelectableItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
if (locked())
return;
m_active = true;
QGraphicsObject::mousePressEvent(event);
activationCallback();
}
void SelectableItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (locked())
return;
if (type() == KeyframeItem::Type && !selected())
return;
QGraphicsObject::mouseMoveEvent(event);
}
void SelectableItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (locked())
return;
m_active = false;
QGraphicsObject::mouseReleaseEvent(event);
activationCallback();
}
} // End namespace QmlDesigner.
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