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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "curveeditortoolbar.h"
#include "curveeditormodel.h"
#include <QAction>
#include <QHBoxLayout>
#include <QLabel>
#include <QSignalBlocker>
namespace QmlDesigner {
ValidatableSpinBox::ValidatableSpinBox(std::function<bool(int)> validator, QWidget* parent)
: QSpinBox(parent)
, m_validator(validator)
{ }
QValidator::State ValidatableSpinBox::validate(QString &text, int &pos) const
{
auto result = QSpinBox::validate(text, pos);
if (result==QValidator::Acceptable) {
if (int val = text.toInt(); m_validator(val))
return result;
result = QValidator::Intermediate;
}
return result;
}
CurveEditorToolBar::CurveEditorToolBar(CurveEditorModel *model, QWidget* parent)
: QToolBar(parent)
, m_startSpin(nullptr)
, m_endSpin(nullptr)
, m_currentSpin(new QSpinBox)
{
setFloatable(false);
QAction *tangentLinearAction = addAction(
QIcon(":/curveeditor/images/tangetToolsLinearIcon.png"), "Linear");
QAction *tangentStepAction = addAction(
QIcon(":/curveeditor/images/tangetToolsStepIcon.png"), "Step");
QAction *tangentSplineAction = addAction(
QIcon(":/curveeditor/images/tangetToolsSplineIcon.png"), "Spline");
QAction *tangentUnifyAction = addAction(tr("Unify"));
auto setLinearInterpolation = [this]() {
emit interpolationClicked(Keyframe::Interpolation::Linear);
};
auto setStepInterpolation = [this]() {
emit interpolationClicked(Keyframe::Interpolation::Step);
};
auto setSplineInterpolation = [this]() {
emit interpolationClicked(Keyframe::Interpolation::Bezier);
};
auto toggleUnifyKeyframe = [this]() {
emit unifyClicked();
};
connect(tangentLinearAction, &QAction::triggered, setLinearInterpolation);
connect(tangentStepAction, &QAction::triggered, setStepInterpolation);
connect(tangentSplineAction, &QAction::triggered, setSplineInterpolation);
connect(tangentUnifyAction, &QAction::triggered, toggleUnifyKeyframe);
auto validateStart = [this](int val) -> bool {
if (m_endSpin==nullptr)
return false;
return m_endSpin->value() > val;
};
m_startSpin = new ValidatableSpinBox(validateStart);
m_startSpin->setRange(std::numeric_limits<int>::lowest(), std::numeric_limits<int>::max());
m_startSpin->setValue(model->minimumTime());
m_startSpin->setFixedWidth(70);
connect(m_startSpin, &QSpinBox::valueChanged, this, &CurveEditorToolBar::startFrameChanged);
connect(model, &CurveEditorModel::commitStartFrame,
this, [this](int frame) { m_startSpin->setValue(frame); });
auto validateEnd = [this](int val) -> bool {
if (m_startSpin==nullptr)
return false;
return m_startSpin->value() < val;
};
m_endSpin = new ValidatableSpinBox(validateEnd);
m_endSpin->setRange(std::numeric_limits<int>::lowest(), std::numeric_limits<int>::max());
m_endSpin->setValue(model->maximumTime());
m_endSpin->setFixedWidth(70);
connect(m_endSpin, &QSpinBox::valueChanged, this, &CurveEditorToolBar::endFrameChanged);
connect(model, &CurveEditorModel::commitEndFrame,
this, [this](int frame) { m_endSpin->setValue(frame); });
m_currentSpin->setMinimum(0);
m_currentSpin->setMaximum(std::numeric_limits<int>::max());
m_currentSpin->setFixedWidth(70);
connect(m_currentSpin, &QSpinBox::valueChanged, this, &CurveEditorToolBar::currentFrameChanged);
auto *durationBox = new QHBoxLayout;
durationBox->addWidget(new QLabel(tr("Start Frame")));
durationBox->addWidget(m_startSpin);
durationBox->addWidget(new QLabel(tr("End Frame")));
durationBox->addWidget(m_endSpin);
auto *durationWidget = new QWidget;
durationWidget->setLayout(durationBox);
addWidget(durationWidget);
auto *positionBox = new QHBoxLayout;
positionBox->addWidget(new QLabel(tr("Current Frame")));
positionBox->addWidget(m_currentSpin);
auto *positionWidget = new QWidget;
positionWidget->setLayout(positionBox);
addWidget(positionWidget);
m_zoomSlider = new QSlider(Qt::Horizontal);
m_zoomSlider->setRange(0, 100);
connect(m_zoomSlider, &QSlider::valueChanged, [this](int value) {
emit zoomChanged(static_cast<double>(value)/100.0f);
});
addWidget(m_zoomSlider);
}
void CurveEditorToolBar::setZoom(double zoom)
{
QSignalBlocker blocker(m_zoomSlider);
m_zoomSlider->setValue( static_cast<int>(zoom*100));
}
void CurveEditorToolBar::setCurrentFrame(int current, bool notify)
{
if (notify) {
m_currentSpin->setValue(current);
} else {
QSignalBlocker blocker(m_currentSpin);
m_currentSpin->setValue(current);
}
}
void CurveEditorToolBar::updateBoundsSilent(int start, int end)
{
QSignalBlocker startBlocker(m_startSpin);
m_startSpin->setValue(start);
QSignalBlocker endBlocker(m_endSpin);
m_endSpin->setValue(end);
}
} // End namespace QmlDesigner.
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