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digikam/digikam/utilities/imageeditor/editor/editortooliface.cpp

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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2008-08-20
* Description : Image editor interface used by editor tools.
*
* Copyright (C) 2008-2009 by Gilles Caulier <caulier dot gilles at gmail dot com>
*
* This program 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, or (at your option)
* any later version.
*
* This program 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.
*
* ============================================================ */
// TQt includes.
#include <tqwidget.h>
// Local includes.
#include "sidebar.h"
#include "canvas.h"
#include "statusprogressbar.h"
#include "editortool.h"
#include "editortoolsettings.h"
#include "editorstackview.h"
#include "editorwindow.h"
#include "editortooliface.h"
#include "editortooliface.moc"
namespace Digikam
{
class EditorToolIfacePriv
{
public:
EditorToolIfacePriv()
{
prevTab = 0;
editor = 0;
tool = 0;
}
TQWidget *prevTab;
EditorTool *tool;
EditorWindow *editor;
};
EditorToolIface* EditorToolIface::m_iface = 0;
EditorToolIface* EditorToolIface::editorToolIface()
{
return m_iface;
}
EditorToolIface::EditorToolIface(EditorWindow *editor)
: TQObject()
{
d = new EditorToolIfacePriv;
d->editor = editor;
m_iface = this;
}
EditorToolIface::~EditorToolIface()
{
delete d;
if (m_iface == this)
m_iface = 0;
}
EditorTool* EditorToolIface::currentTool() const
{
return d->tool;
}
void EditorToolIface::loadTool(EditorTool* tool)
{
if (d->tool) unLoadTool();
d->tool = tool;
d->editor->editorStackView()->setToolView(d->tool->toolView());
d->editor->editorStackView()->setViewMode(EditorStackView::ToolViewMode);
d->prevTab = d->editor->rightSideBar()->getActiveTab();
d->editor->rightSideBar()->appendTab(d->tool->toolSettings(), d->tool->toolIcon(), d->tool->toolName());
d->editor->rightSideBar()->setActiveTab(d->tool->toolSettings());
d->editor->toggleActions(false);
// If editor tool has zoomable preview, switch on zoom actions.
if (d->editor->editorStackView()->previewWidget())
d->editor->toggleZoomActions(true);
}
void EditorToolIface::unLoadTool()
{
if (!d->tool) return;
d->editor->editorStackView()->setViewMode(EditorStackView::CanvasMode);
d->editor->editorStackView()->setToolView(0);
d->editor->rightSideBar()->deleteTab(d->tool->toolSettings());
d->editor->rightSideBar()->setActiveTab(d->prevTab);
d->editor->toggleActions(true);
// To restore canvas zoom level in zoom combobox.
if (!d->editor->editorStackView()->canvas()->fitToWindow())
d->editor->editorStackView()->setZoomFactor(d->editor->editorStackView()->canvas()->zoomFactor());
delete d->tool;
d->tool = 0;
}
void EditorToolIface::setToolStartProgress(const TQString& toolName)
{
d->editor->setToolStartProgress(toolName);
if (d->editor->editorStackView()->previewWidget())
d->editor->toggleZoomActions(false);
}
void EditorToolIface::setToolProgress(int progress)
{
d->editor->setToolProgress(progress);
}
void EditorToolIface::setToolStopProgress()
{
d->editor->setToolStopProgress();
if (d->editor->editorStackView()->previewWidget())
d->editor->toggleZoomActions(true);
}
void EditorToolIface::slotToolAborted()
{
EditorToolThreaded *tool = dynamic_cast<EditorToolThreaded*>(d->tool);
if (tool) tool->slotAbort();
}
} // namespace Digikam