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/* This file is part of the KDE project
*
* Copyright (C) 2006-2007, 2010 Thomas Zander <zander@kde.org>
* Copyright (C) 2006-2008 Thorsten Zachmann <zachmann@kde.org>
* Copyright (C) 2011 Jan Hambrecht <jaham@gmx.net>
*
* 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 2 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 "KoShapeController.h"
#include "KoShapeBasedDocumentBase.h"
#include "KoShapeRegistry.h"
#include "KoShapeManager.h"
#include "KoShapeLayer.h"
#include "KoSelection.h"
#include "commands/KoShapeCreateCommand.h"
#include "commands/KoShapeDeleteCommand.h"
#include "commands/KoShapeConnectionChangeCommand.h"
#include "KoCanvasBase.h"
#include "KoShapeConfigWidgetBase.h"
#include "KoShapeConfigFactoryBase.h"
#include "KoShapeFactoryBase.h"
#include "KoShape.h"
#include "KoToolManager.h"
#include "KoConnectionShape.h"
#include <QObject>
#include <kpagedialog.h>
#include <klocale.h>
class KoShapeController::Private
{
public:
Private()
: canvas(0),
shapeBasedDocument(0)
{
}
KoCanvasBase *canvas;
KoShapeBasedDocumentBase *shapeBasedDocument;
KUndo2Command* addShape(KoShape *shape, bool showDialog, KUndo2Command *parent) {
if (canvas) {
if (showDialog) {
KoShapeFactoryBase *factory = KoShapeRegistry::instance()->value(shape->shapeId());
Q_ASSERT(factory);
int z = 0;
foreach(KoShape *sh, canvas->shapeManager()->shapes())
z = qMax(z, sh->zIndex());
shape->setZIndex(z + 1);
// show config dialog.
KPageDialog *dialog = new KPageDialog(canvas->canvasWidget());
dialog->setCaption(i18n("%1 Options", factory->name()));
int pageCount = 0;
QList<KoShapeConfigFactoryBase*> panels = factory->panelFactories();
qSort(panels.begin(), panels.end(), KoShapeConfigFactoryBase::compare);
QList<KoShapeConfigWidgetBase*> widgets;
foreach(KoShapeConfigFactoryBase *panelFactory, panels) {
if (! panelFactory->showForShapeId(shape->shapeId()))
continue;
KoShapeConfigWidgetBase *widget = panelFactory->createConfigWidget(shape);
if (widget == 0)
continue;
if (! widget->showOnShapeCreate()) {
delete widget;
continue;
}
widget->connect(widget, SIGNAL(accept()), dialog, SLOT(accept()));
widgets.append(widget);
widget->setResourceManager(canvas->resourceManager());
widget->setUnit(canvas->unit());
dialog->addPage(widget, panelFactory->name());
pageCount ++;
}
foreach(KoShapeConfigWidgetBase* panel, factory->createShapeOptionPanels()) {
if (! panel->showOnShapeCreate())
continue;
panel->open(shape);
panel->connect(panel, SIGNAL(accept()), dialog, SLOT(accept()));
widgets.append(panel);
panel->setResourceManager(canvas->resourceManager());
panel->setUnit(canvas->unit());
QString title = panel->windowTitle().isEmpty() ? panel->objectName() : panel->windowTitle();
dialog->addPage(panel, title);
pageCount ++;
}
if (pageCount > 0) {
if (pageCount > 1)
dialog->setFaceType(KPageDialog::Tabbed);
if (dialog->exec() != KPageDialog::Accepted) {
delete dialog;
return 0;
}
foreach(KoShapeConfigWidgetBase *widget, widgets)
widget->save();
}
delete dialog;
}
// set the active layer as parent if there is not yet a parent.
if (!shape->parent()) {
shape->setParent(canvas->shapeManager()->selection()->activeLayer());
}
}
return new KoShapeCreateCommand(shapeBasedDocument, shape, parent);
}
void handleAttachedConnections(KoShape *shape, KUndo2Command *parentCmd) {
foreach (KoShape *dependee, shape->dependees()) {
KoConnectionShape *connection = dynamic_cast<KoConnectionShape*>(dependee);
if (connection) {
if (shape == connection->firstShape()) {
new KoShapeConnectionChangeCommand(connection, KoConnectionShape::StartHandle,
shape, connection->firstConnectionId(), 0, -1, parentCmd);
} else if (shape == connection->secondShape()) {
new KoShapeConnectionChangeCommand(connection, KoConnectionShape::EndHandle,
shape, connection->secondConnectionId(), 0, -1, parentCmd);
}
}
}
}
};
KoShapeController::KoShapeController(KoCanvasBase *canvas, KoShapeBasedDocumentBase *shapeBasedDocument)
: d(new Private())
{
d->canvas = canvas;
d->shapeBasedDocument = shapeBasedDocument;
}
KoShapeController::~KoShapeController()
{
delete d;
}
KUndo2Command* KoShapeController::addShape(KoShape *shape, KUndo2Command *parent)
{
return d->addShape(shape, true, parent);
}
KUndo2Command* KoShapeController::addShapeDirect(KoShape *shape, KUndo2Command *parent)
{
return d->addShape(shape, false, parent);
}
KUndo2Command* KoShapeController::removeShape(KoShape *shape, KUndo2Command *parent)
{
KUndo2Command *cmd = new KoShapeDeleteCommand(d->shapeBasedDocument, shape, parent);
QList<KoShape*> shapes;
shapes.append(shape);
d->shapeBasedDocument->shapesRemoved(shapes, cmd);
// detach shape from any attached connection shapes
d->handleAttachedConnections(shape, cmd);
return cmd;
}
KUndo2Command* KoShapeController::removeShapes(const QList<KoShape*> &shapes, KUndo2Command *parent)
{
KUndo2Command *cmd = new KoShapeDeleteCommand(d->shapeBasedDocument, shapes, parent);
d->shapeBasedDocument->shapesRemoved(shapes, cmd);
foreach (KoShape *shape, shapes) {
d->handleAttachedConnections(shape, cmd);
}
return cmd;
}
void KoShapeController::setShapeControllerBase(KoShapeBasedDocumentBase *shapeBasedDocument)
{
d->shapeBasedDocument = shapeBasedDocument;
}
KoDocumentResourceManager *KoShapeController::resourceManager() const
{
if (!d->shapeBasedDocument)
return 0;
return d->shapeBasedDocument->resourceManager();
}
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