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Image properties widget: enable the use of live edit mode

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4005 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2015-06-11 18:03:58 +00:00
parent 59bd290382
commit 71e1e2a8c4
8 changed files with 194 additions and 67 deletions
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47
sources/ui/imagepropertieswidget.cpp
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@@ -18,8 +18,9 @@
#include "imagepropertieswidget.h"
#include "ui_imagepropertieswidget.h"
#include "diagramimageitem.h"
#include "diagramcommands.h"
#include <QUndoCommand>
#include "itemresizercommand.h"
#include "diagram.h"
/**
* @brief ImagePropertiesWidget::ImagePropertiesWidget
@@ -56,10 +57,14 @@ void ImagePropertiesWidget::setImageItem(DiagramImageItem *image)
this->setEnabled(true);
if (m_image == image) return;
if (m_image)
{
disconnect(m_image, SIGNAL(destroyed()), this, SLOT(imageWasDeleted()));
disconnect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
}
m_image = image;
connect(m_image, SIGNAL(destroyed()), this, SLOT(imageWasDeleted()));
connect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
m_movable = image->isMovable();
m_scale = m_image->scale();
updateUi();
@@ -74,8 +79,14 @@ void ImagePropertiesWidget::apply()
if(!m_image) return;
if (m_image->diagram())
{
if (m_live_edit) disconnect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
m_image->diagram()->undoStack().push(associatedUndo());
if (m_live_edit) connect(m_image, &QGraphicsObject::scaleChanged, this, &ImagePropertiesWidget::updateUi);
}
m_scale = m_image->scale();
}
@@ -92,6 +103,31 @@ void ImagePropertiesWidget::reset()
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)
@@ -109,8 +145,9 @@ QUndoCommand* ImagePropertiesWidget::associatedUndo()
*/
void ImagePropertiesWidget::updateUi()
{
ui->m_scale_slider->setValue(m_scale * 100);
ui->m_lock_pos_cb->setChecked(!m_movable);
if (!m_image) return;
ui->m_scale_slider->setValue(m_image->scale() * 100);
ui->m_lock_pos_cb->setChecked(!m_image->isMovable());
}
/**
@@ -120,8 +157,8 @@ void ImagePropertiesWidget::updateUi()
*/
void ImagePropertiesWidget::on_m_scale_slider_valueChanged(int value)
{
qreal scale = value;
m_image->setScale(scale / 100);
qreal scale = value;
m_image->setScale(scale / 100);
}
void ImagePropertiesWidget::imageWasDeleted() {