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QetShapeItem can be edited via the properties editor dock

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4024 bfdf4180-ca20-0410-9c96-a3a8aa849046
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blacksun
2015-06-21 20:16:41 +00:00
parent 33b637e6bf
commit 9c6d362637
11 changed files with 575 additions and 107 deletions
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181
sources/ui/shapegraphicsitempropertieswidget.cpp Normal file
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/*
Copyright 2006-2015 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 "shapegraphicsitempropertieswidget.h"
#include "ui_shapegraphicsitempropertieswidget.h"
#include "qetshapeitem.h"
#include "diagram.h"
#include "itemresizercommand.h"
#include "changeshapestylecommand.h"
/**
* @brief ShapeGraphicsItemPropertiesWidget::ShapeGraphicsItemPropertiesWidget
* Constructor
* @param item : shape to edit
* @param parent : parent widget
*/
ShapeGraphicsItemPropertiesWidget::ShapeGraphicsItemPropertiesWidget(QetShapeItem *item, QWidget *parent) :
PropertiesEditorWidget(parent),
ui(new Ui::ShapeGraphicsItemPropertiesWidget),
m_shape(nullptr)
{
ui->setupUi(this);
setItem(item);
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::~ShapeGraphicsItemPropertiesWidget
* Destructor
*/
ShapeGraphicsItemPropertiesWidget::~ShapeGraphicsItemPropertiesWidget()
{
delete ui;
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::setItem
* Set @shape as the current edited item
* @param shape
*/
void ShapeGraphicsItemPropertiesWidget::setItem(QetShapeItem *shape)
{
if (!shape) return;
if (shape == m_shape) return;
if (m_shape)
{
disconnect(m_shape, &QGraphicsObject::scaleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
disconnect(m_shape, &QetShapeItem::styleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
}
m_shape = shape;
connect(m_shape, &QGraphicsObject::scaleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
connect(m_shape, &QetShapeItem::styleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
m_old_pen_style = m_shape->penStyle();
m_old_scale = m_shape->scale();
updateUi();
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::apply
* Apply the current change, by pushing an undo command to the
* undo stack of the shape diagram.
*/
void ShapeGraphicsItemPropertiesWidget::apply()
{
if (m_live_edit)
{
disconnect(m_shape, &QGraphicsObject::scaleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
disconnect(m_shape, &QetShapeItem::styleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
}
if (m_shape->diagram())
if (QUndoCommand *undo = associatedUndo())
m_shape->diagram()->undoStack().push(undo);
m_old_pen_style = m_shape->penStyle();
m_old_scale = m_shape->scale();
if (m_live_edit)
{
connect(m_shape, &QGraphicsObject::scaleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
connect(m_shape, &QetShapeItem::styleChanged, this, &ShapeGraphicsItemPropertiesWidget::updateUi);
}
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::reset
* Reset the change
*/
void ShapeGraphicsItemPropertiesWidget::reset()
{
m_shape->setStyle(m_old_pen_style);
m_shape->setScale(m_old_scale);
updateUi();
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::associatedUndo
* @return an undo command that represent the change edited by this widget.
* The returned undo command can be a ChangeShapeStyleCommand, ItemResizerCommand or
* a ChangeShapeStyleCommand with a ItemResizerCommand as child.
* If there isn't change, return nullptr
*/
QUndoCommand* ShapeGraphicsItemPropertiesWidget::associatedUndo() const
{
QUndoCommand *undo = nullptr;
Qt::PenStyle new_style = Qt::PenStyle(ui->m_style_cb->currentIndex() + 1);
if (new_style != m_old_pen_style) undo = new ChangeShapeStyleCommand(m_shape, m_old_pen_style, new_style);
qreal value = ui->m_scale_slider->value();
value /= 100;
if (value != m_old_scale)
{
if (undo)
new ItemResizerCommand(m_shape, m_old_scale, value, tr("une shape"), undo);
else
undo = new ItemResizerCommand(m_shape, m_old_scale, value, tr("une shape"));
}
return undo;
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::updateUi
*/
void ShapeGraphicsItemPropertiesWidget::updateUi()
{
ui->m_style_cb->setCurrentIndex(static_cast<int>(m_shape->penStyle()) - 1);
ui->m_lock_pos_cb->setChecked(!m_shape->isMovable());
ui->m_scale_slider->setValue(m_shape->scale() * 100);
}
/**
* @brief ShapeGraphicsItemPropertiesWidget::setLiveEdit
* @param live_edit
* @return always true
*/
bool ShapeGraphicsItemPropertiesWidget::setLiveEdit(bool live_edit)
{
if (live_edit == m_live_edit) return true;
m_live_edit = live_edit;
if (m_live_edit)
{
connect (ui->m_scale_slider, &QSlider::sliderReleased, this, &ShapeGraphicsItemPropertiesWidget::apply);
connect (ui->m_scale_sb, &QSpinBox::editingFinished, this, &ShapeGraphicsItemPropertiesWidget::apply);
connect (ui->m_style_cb, SIGNAL(activated(int)), this, SLOT(apply()));
}
else
{
disconnect (ui->m_scale_slider, &QSlider::sliderReleased, this, &ShapeGraphicsItemPropertiesWidget::apply);
disconnect (ui->m_scale_sb, &QSpinBox::editingFinished, this, &ShapeGraphicsItemPropertiesWidget::apply);
disconnect (ui->m_style_cb, SIGNAL(activated(int)), this, SLOT(apply()));
}
return true;
}
void ShapeGraphicsItemPropertiesWidget::on_m_scale_slider_valueChanged(int value) {
qreal scale = value;
m_shape->setScale(scale / 100);
}
void ShapeGraphicsItemPropertiesWidget::on_m_lock_pos_cb_clicked() {
m_shape->setMovable(!ui->m_lock_pos_cb->isChecked());
}