Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: 62b605c7f9
Fetching contributors…

Cannot retrieve contributors at this time

96 lines (75 sloc) 2.494 kb
/*
Copyright (C) 2010 Casey Link <unnamedrambler@gmail.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
This library 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 Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "UndoCommands.h"
#include "ImageModel.h"
#include <QDebug>
EditPixelCommand::EditPixelCommand(int x, int y, QColor old_color, QColor new_color, ImageModel * model, QUndoCommand* parent)
: QUndoCommand(parent)
, mX(x)
, mY(y)
, mBefore(old_color)
, mAfter(new_color)
, mModel(model)
{
}
void EditPixelCommand::redo()
{
mModel->setData( mModel->index(mY, mX), mAfter, Qt::DisplayRole );
}
void EditPixelCommand::undo()
{
qDebug() << "me undo: " << mBefore << mAfter;
mModel->setData( mModel->index(mY, mX), mBefore, Qt::DisplayRole );
}
bool EditPixelCommand::mergeWith(const QUndoCommand* command)
{
const EditPixelCommand *editPixelCommand = static_cast<const EditPixelCommand *>(command);
if( editPixelCommand->mX == mX && editPixelCommand->mY == mY )
return mAfter == editPixelCommand->mAfter;
return false;
}
InsertImageCommand::InsertImageCommand(int x, int y, QImage before, QImage imageToInsert, ImageModel* model, QUndoCommand* parent)
: QUndoCommand(parent)
, mX(x)
, mY(y)
, mBefore(before)
, mImageToInsert(imageToInsert)
, mModel(model)
{
}
void InsertImageCommand::redo()
{
mModel->insertImage(mImageToInsert, mX, mY);
}
void InsertImageCommand::undo()
{
mModel->setImage(mBefore, 1);
}
ScaleImageCommand::ScaleImageCommand(QSize before, QSize after, ImageModel* model, QUndoCommand* parent)
: QUndoCommand(parent)
, mBefore(before)
, mAfter(after)
, mModel(model)
{
}
void ScaleImageCommand::redo()
{
mModel->scaleImage(mAfter);
}
void ScaleImageCommand::undo()
{
mModel->scaleImage(mBefore);
}
Jump to Line
Something went wrong with that request. Please try again.