kis_part_layer.h

/*
 *  Copyright (c) 2005 Boudewijn Rempt <boud@valdyas.org>
 *
 *  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 of the License, 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
#ifndef _KIS_PART_LAYER_
#define _KIS_PART_LAYER_
 
#include <tqrect.h>
 
#include <KoDocument.h>
#include <KoDocumentChild.h>
 
#include "kis_paint_layer.h"
#include "kis_types.h"
#include "kis_doc.h"
#include "kis_part_layer_iface.h"
#include "kis_view.h"
#include "kis_layer_visitor.h"
 
class KoFrame;
class KoDocument;
 
 
class KisChildDoc : public KoDocumentChild
{
 
public:
    KisChildDoc ( KisDoc * kisDoc, const TQRect& rect, KoDocument * childDoc );
    KisChildDoc ( KisDoc * kisDdoc );
 
    virtual ~KisChildDoc();
 
    KisDoc * parent() const { return m_doc; }
 
    void setPartLayer (KisPartLayerSP layer) { m_partLayer = layer; }
 
    KisPartLayerSP partLayer() const { return m_partLayer; }
protected:
 
    KisDoc * m_doc;
    KisPartLayerSP m_partLayer;
};
 
 
class KisPartLayerImpl : public KisPartLayer {
    TQ_OBJECT
  
    typedef KisPartLayer super;
public:
    KisPartLayerImpl(KisImageSP img, KisChildDoc * doc);
    virtual ~KisPartLayerImpl();
 
    virtual KisLayerSP clone() const;
 
    virtual void activate() {}
 
    virtual void deactivate() {}
 
    virtual KisChildDoc* childDoc() const { return m_doc; }
 
    void setDocType(const TQString& type) { m_docType = type; }
    TQString docType() const { return m_docType; }
 
    virtual void setX(TQ_INT32 x);
    virtual void setY(TQ_INT32 y);
    virtual TQ_INT32 x() const { return m_doc->geometry() . x(); }
    virtual TQ_INT32 y() const { return m_doc->geometry() . y(); } //m_paintLayer->y(); }
    virtual TQRect extent() const { return m_doc->geometry(); }
    virtual TQRect exactBounds() const { return m_doc->geometry(); }
 
    virtual TQImage createThumbnail(TQ_INT32 w, TQ_INT32 h);
 
    virtual bool accept(KisLayerVisitor& visitor) {
        return visitor.visit(this);
    }
 
    virtual KisPaintDeviceSP prepareProjection(KisPaintDeviceSP projection, const TQRect& r);
 
    virtual void paintSelection(TQImage &img, TQ_INT32 x, TQ_INT32 y, TQ_INT32 w, TQ_INT32 h);
 
    virtual bool saveToXML(TQDomDocument doc, TQDomElement elem);
private slots:
    //void repaint();
    void childActivated(KoDocumentChild* child);
    void childDeactivated(bool activated);
 
 
private:
    // KisPaintLayerSP m_paintLayer;
    KisPaintDeviceSP m_cache;
    KoFrame * m_frame; // The widget that holds the editable view of the embedded part
    KisChildDoc * m_doc; // The sub-document
    TQString m_docType;
    bool m_activated;
};
 
class KisConnectPartLayerVisitor : public KisLayerVisitor {
    KisImageSP m_img;
    KisView* m_view;
    bool m_connect; // connects, or disconnects signals
public:
    KisConnectPartLayerVisitor(KisImageSP img, KisView* view, bool mode);
    virtual ~KisConnectPartLayerVisitor() {}
 
    virtual bool visit(KisPaintLayer *layer);
    virtual bool visit(KisGroupLayer *layer);
    virtual bool visit(KisPartLayer *layer);
    virtual bool visit(KisAdjustmentLayer *layer);
};
 
#endif // _KIS_PART_LAYER_