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/*
Copyright 2006-2023 The QElectroTech Team
This file is part of QElectroTech.
QElectroTech is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
QElectroTech is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
*/
#include "imagepropertieswidget.h"
#include "../QPropertyUndoCommand/qpropertyundocommand.h"
#include "../diagram.h"
#include "../qetgraphicsitem/diagramimageitem.h"
#include "../ui_imagepropertieswidget.h"
/**
@brief ImagePropertiesWidget::ImagePropertiesWidget
Constructor
@param image : image to edit properties
@param parent : parent widget
*/
ImagePropertiesWidget::ImagePropertiesWidget(DiagramImageItem *image, QWidget *parent) :
PropertiesEditorWidget(parent),
ui(new Ui::ImagePropertiesWidget),
m_image(nullptr)
{
ui->setupUi(this);
this->setDisabled(true);
setImageItem(image);
}
/**
@brief ImagePropertiesWidget::~ImagePropertiesWidget
Destructor
*/
ImagePropertiesWidget::~ImagePropertiesWidget()
{
delete ui;
}
/**
@brief ImagePropertiesWidget::setImageItem
Set the image to edit properties
@param image : image to edit
*/
void ImagePropertiesWidget::setImageItem(DiagramImageItem *image)
{
if(!image) return;
this->setEnabled(true);
if (m_image == image) return;
if (m_image)
disconnect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
m_image = image;
connect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
m_movable = image->isMovable();
m_scale = m_image->scale();
updateUi();
}
/**
@brief ImagePropertiesWidget::apply
Apply the change
*/
void ImagePropertiesWidget::apply()
{
if(!m_image) return;
if (m_image->diagram())
{
if (m_live_edit) disconnect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
QUndoCommand *undo = associatedUndo();
if (undo)
m_image->diagram()->undoStack().push(undo);
if (m_live_edit) connect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
}
m_scale = m_image->scale();
}
/**
@brief ImagePropertiesWidget::reset
Reset the change
*/
void ImagePropertiesWidget::reset()
{
if(!m_image) return;
m_image->setScale(m_scale);
m_image->setMovable(m_movable);
updateUi();
}
/**
@brief ImagePropertiesWidget::setLiveEdit
@param live_edit true -> enable live edit
* false -> disable live edit
@return always true
*/
bool ImagePropertiesWidget::setLiveEdit(bool live_edit)
{
if (m_live_edit == live_edit) return true;
m_live_edit = live_edit;
if (m_live_edit)
{
connect (ui->m_scale_slider, &QSlider::sliderReleased, this, &ImagePropertiesWidget::apply);
connect (ui->m_scale_sb, &QSpinBox::editingFinished, this, &ImagePropertiesWidget::apply);
}
else
{
disconnect (ui->m_scale_slider, &QSlider::sliderReleased, this, &ImagePropertiesWidget::apply);
disconnect (ui->m_scale_sb, &QSpinBox::editingFinished, this, &ImagePropertiesWidget::apply);
}
return true;
}
/**
@brief ImagePropertiesWidget::associatedUndo
@return the change in an undo command (ItemResizerCommand).
If there is no change return nullptr
*/
QUndoCommand* ImagePropertiesWidget::associatedUndo() const
{
qreal value = ui->m_scale_slider->value();
value /= 100;
if (m_scale == value) return nullptr;
QPropertyUndoCommand *undo = new QPropertyUndoCommand(m_image, "scale", m_scale, value);
undo->enableAnimation();
undo->setText(tr("Modifier la taille d'une image"));
return undo;
}
/**
@brief ImagePropertiesWidget::updateUi
Udpdate the ui, notably when the image to edit change
*/
void ImagePropertiesWidget::updateUi()
{
if (!m_image) return;
ui->m_scale_slider->setValue(m_image->scale() * 100);
ui->m_lock_pos_cb->setChecked(!m_image->isMovable());
}
/**
@brief ImagePropertiesWidget::on_m_scale_slider_valueChanged
Update the size of image when move slider.
@param value
*/
void ImagePropertiesWidget::on_m_scale_slider_valueChanged(int value)
{
qreal scale = value;
m_image->setScale(scale / 100);
}
/**
@brief ImagePropertiesWidget::on_m_lock_pos_cb_clicked
Set movable or not the image according to corresponding check box
*/
void ImagePropertiesWidget::on_m_lock_pos_cb_clicked()
{
m_image->setMovable(!ui->m_lock_pos_cb->isChecked());
}
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