kis_imagepipe_brush.h

/*
 *  Copyright (c) 2004 Boudewijn Rempt <boud@valdyas.org>
 *  Copyright (c) 2005 Bart Coppens <kde@bartcoppens.be>
 *
 *  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_IMAGEPIPE_BRUSH_
#define KIS_IMAGEPIPE_BRUSH_
 
#include <tqptrlist.h>
#include <tqvaluelist.h>
#include <tqvaluevector.h>
#include <tqmap.h>
#include <tqstring.h>
 
#include <tdeio/job.h>
 
#include "kis_resource.h"
#include "kis_brush.h"
#include "kis_global.h"
 
class TQCString;
class TQImage;
class TQPoint;
class TQSize;

class KisPipeBrushParasite {
public:
    KisPipeBrushParasite() : ncells(0), dim(0), needsMovement(false) {
        for (int i = 0; i < MaxDim; i++) {
            rank[i] = index[i] = brushesCount[i] = 0;
            selection[i] = Constant;
        }
    }

    void setBrushesCount();
    KisPipeBrushParasite(const TQString& source);
    bool saveToDevice(TQIODevice* dev) const;

    enum SelectionMode {
        Constant, Incremental, Angular, Velocity, Random, Pressure, TiltX, TiltY
    };
    enum Placement { DefaultPlacement, ConstantPlacement, RandomPlacement };
    static int const MaxDim = 4;
    //TQ_INT32 step;
    TQ_INT32 ncells;
    TQ_INT32 dim;
    // Apparantly only used for editing a pipe brush, which we won't at the moment
    // TQ_INT32 cols, rows;
    // TQ_INT32 cellwidth, cellheight;
    // Aparantly the gimp doesn't use this anymore? Anyway it is a bit weird to
    // paint at someplace else than where your cursor displays it will...
    //Placement placement;
    TQ_INT32 rank[MaxDim];
    SelectionMode selection[MaxDim];
    TQ_INT32 brushesCount[MaxDim];
    TQ_INT32 index[MaxDim];
    bool needsMovement;
};
 
 
class KisImagePipeBrush : public KisBrush {
    typedef KisBrush super;
    TQ_OBJECT
  
 
public:
    KisImagePipeBrush(const TQString& filename);
    KisImagePipeBrush(const TQString& name, int w, int h,
                      TQValueVector< TQValueVector<KisPaintDevice*> > devices,
                      TQValueVector<KisPipeBrushParasite::SelectionMode> modes);
    virtual ~KisImagePipeBrush();
 
    virtual bool load();
    virtual bool save();
    virtual bool saveToDevice(TQIODevice* dev) const;

    virtual TQImage img();

    virtual KisAlphaMaskSP mask(const KisPaintInformation& info,
                                double subPixelX = 0, double subPixelY = 0) const;
    virtual KisPaintDeviceSP image(KisColorSpace * colorSpace, const KisPaintInformation& info,
                             double subPixelX = 0, double subPixelY = 0) const;
 
    virtual bool useColorAsMask() const;
    virtual void setUseColorAsMask(bool useColorAsMask);
    virtual bool hasColor() const;
 
    virtual enumBrushType brushType() const;
    
    virtual KisBoundary boundary();
    
    KisPipeBrushParasite const& parasite() const { return m_parasite; }
    
    virtual bool canPaintFor(const KisPaintInformation& info);
 
    virtual void makeMaskImage();
 
    virtual KisImagePipeBrush* clone() const;
 
private:
    bool init();
    void setParasiteString(const TQString& parasite);
    void selectNextBrush(const KisPaintInformation& info) const;
 
    TQString m_name;
    TQString m_parasiteString; // Contains instructions on how to use the brush
    mutable KisPipeBrushParasite m_parasite;
    TQ_UINT32 m_numOfBrushes;
    mutable TQ_UINT32 m_currentBrush;
 
    TQByteArray m_data;
    mutable TQPtrList<KisBrush> m_brushes;
 
    enumBrushType m_brushType;
    
};
 
#endif // KIS_IMAGEPIPE_BRUSH_