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+/*
+ *  Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
+ *                2006 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_IMAGE_H_
+#define KIS_IMAGE_H_
+
+#include <tqobject.h>
+#include <tqstring.h>
+#include <tqvaluevector.h>
+#include <tqmutex.h>
+
+#include <config.h>
+
+#include <ksharedptr.h>
+#include <kurl.h>
+
+#include "KoUnit.h"
+
+#include "kis_composite_op.h"
+#include "kis_global.h"
+#include "kis_types.h"
+#include "kis_annotation.h"
+#include "kis_paint_device.h"
+
+#include <koffice_export.h>
+
+
+class DCOPObject;
+class KCommand;
+
+class KoCommandHistory;
+
+class KisColorSpace;
+class KisNameServer;
+class KisUndoAdapter;
+class KisPainter;
+class KCommand;
+class KisColor;
+class KisFilterStrategy;
+class KisImageIface;
+class KisProfile;
+class KisProgressDisplayInterface;
+class KisPaintLayer;
+class KisPerspectiveGrid;
+
+class KRITACORE_EXPORT KisImage : public TQObject, public KShared {
+    Q_OBJECT
+  TQ_OBJECT
+
+public:
+    KisImage(KisUndoAdapter * adapter, TQ_INT32 width, TQ_INT32 height, KisColorSpace * colorSpace, const TQString& name);
+    KisImage(const KisImage& rhs);
+    virtual ~KisImage();
+    virtual DCOPObject *dcopObject();
+
+public:
+    typedef enum enumPaintFlags {
+        PAINT_IMAGE_ONLY = 0,
+        PAINT_BACKGROUND = 1,
+        PAINT_SELECTION = 2,
+        PAINT_MASKINACTIVELAYERS = 4,
+        PAINT_EMBEDDED_RECT = 8 // If the current layer is an embedded part draw a rect around it
+    } PaintFlags;
+
+    /// Paint the specified rect onto the painter, adjusting the colors using the
+    /// given profile. The exposure setting is used if the image has a high dynamic range.
+    virtual void renderToPainter(TQ_INT32 x1,
+                    TQ_INT32 y1,
+                    TQ_INT32 x2,
+                    TQ_INT32 y2,
+                    TQPainter &painter,
+                    KisProfile *profile,
+                    PaintFlags paintFlags,
+                    float exposure = 0.0f);
+    /**
+    * Render the projection onto a TQImage. In contrast with the above method, the
+    * selection is not rendered.
+    */
+    virtual TQImage convertToTQImage(TQ_INT32 x1,
+                                    TQ_INT32 y1,
+                                    TQ_INT32 x2,
+                                    TQ_INT32 y2,
+                                    KisProfile * profile,
+                                    float exposure = 0.0f);
+
+    virtual TQImage convertToTQImage(const TQRect& r, const TQSize& fullImageSize, KisProfile *profile, PaintFlags paintFlags, float exposure = 0.0f);
+
+    KisBackgroundSP background() const;
+    KisSubstrateSP substrate() const;
+    
+
+public:
+
+    /**
+    * Lock the image to make sure no recompositing-causing signals get emitted
+    * while you're messing with the layers. Don't forget to unlock again.
+    */
+    void lock();
+
+    /**
+    * Unlock the image to make sure the rest of Chalk learns about changes in the image
+    * again. If the rootLayer is dirty on unlocking, an imgUpdated signal is sent out
+    * immediately.
+    */
+    void unlock();
+
+    /**
+    * Returns true if the image is locked.
+    */
+    bool locked() const;
+
+    KisColor backgroundColor() const;
+    void setBackgroundColor(const KisColor & color);
+
+    TQString name() const;
+    void setName(const TQString& name);
+
+    TQString description() const;
+    void setDescription(const TQString& description);
+
+    TQString nextLayerName() const;
+    void rollBackLayerName();
+    
+    KisPerspectiveGrid* perspectiveGrid();
+    void createPerspectiveGrid(TQPoint topLeft, TQPoint topRight, TQPoint bottomRight, TQPoint bottomLeft);
+    /**
+    * Resize the image to the specified width and height. The resize
+    * method handles the creating on an undo step itself.
+    *
+    * @param w the new width of the image
+    * @param h the new height of the image
+    * @param x the x position of the crop on all layer if cropLayers is true
+    * @param y the y position of the crop on all layer if cropLayers is true
+    * @param cropLayers if true, all layers are cropped to the new size.
+    */
+    void resize(TQ_INT32 w, TQ_INT32 h, TQ_INT32 x = 0, TQ_INT32 y = 0,  bool cropLayers = false);
+
+    /**
+    * Resize the image to the specified width and height. The resize
+    * method handles the creating on an undo step itself.
+    *
+    * @param rc the rect describing the new width and height of the image
+    * @param cropLayers if true, all layers are cropped to the new rect
+    */
+    void resize(const TQRect& rc, bool cropLayers = false);
+
+    void scale(double sx, double sy, KisProgressDisplayInterface *m_progress, KisFilterStrategy *filterStrategy);
+    void rotate(double radians, KisProgressDisplayInterface *m_progress);
+    void shear(double angleX, double angleY, KisProgressDisplayInterface *m_progress);
+
+    /**
+    * Convert the image and all its layers to the dstColorSpace
+    */
+    void convertTo(KisColorSpace * dstColorSpace, TQ_INT32 renderingIntent = INTENT_PERCEPTUAL);
+
+    // Get the profile associated with this image
+    KisProfile *  getProfile() const;
+
+    /**
+    * Set the profile of the image to the new profile and do the same for
+    * all layers that have the same colorspace and profile as the image.
+    * It doesn't do any pixel conversion.
+    *
+    * This is essential if you have loaded an image that didn't
+    * have an embedded profile to which you want to attach the right profile.
+    */
+
+    void setProfile(const KisProfile * profile);
+
+    /**
+    * Replace the current undo adapter with the specified undo adapter.
+    * The current undo adapter will _not_ be deleted.
+    */
+    void setUndoAdapter(KisUndoAdapter * undoAdapter);
+
+    /**
+    * Returns the current undo adapter. You can add new commands to the
+    * undo stack using the adapter
+    */
+    KisUndoAdapter *undoAdapter() const;
+
+    /**
+    * Returns true if this image wants undo information, false otherwise
+    */
+    bool undo() const;
+    /**
+    * Tell the image it's modified; this emits the sigImageModified signal. This happens
+    *  when the image needs to be saved
+    */
+    void setModified();
+
+    KisColorSpace * colorSpace() const;
+
+    // Resolution of the image == XXX: per inch?
+    double xRes();
+    double yRes();
+    void setResolution(double xres, double yres);
+
+    TQ_INT32 width() const;
+    TQ_INT32 height() const;
+
+    bool empty() const;
+
+    /**
+    *  returns a paintdevice that contains the merged layers of this image, within
+    * the bounds of this image (with the colorspace and profile of this image)
+    */
+    KisPaintDeviceSP mergedImage();
+
+    /*
+    * Returns the colour of the merged image at pixel (x, y).
+    */
+    KisColor mergedPixel(TQ_INT32 x, TQ_INT32 y);
+
+    /// Creates a new paint layer with the specified properties, adds it to the image, and returns it.
+    KisLayerSP newLayer(const TQString& name, TQ_UINT8 opacity,
+                            const KisCompositeOp& compositeOp = KisCompositeOp(), KisColorSpace * colorstrategy = 0);
+
+    /// Get the active painting device. Returns 0 if the active layer does not have a paint device.
+    KisPaintDeviceSP activeDevice();
+
+    void setLayerProperties(KisLayerSP layer, TQ_UINT8 opacity, const KisCompositeOp& compositeOp, const TQString& name);
+
+    KisGroupLayerSP rootLayer() const;
+    KisLayerSP activeLayer() const;
+
+    /// Return the projection; that is, the complete, composited representation
+    /// of this image.
+    KisPaintDeviceSP projection();
+    
+    KisLayerSP activate(KisLayerSP layer);
+    KisLayerSP findLayer(const TQString& name) const;
+    KisLayerSP findLayer(int id) const;
+
+    /// Move layer to specified position
+    bool moveLayer(KisLayerSP layer, KisGroupLayerSP tqparent, KisLayerSP aboveThis);
+
+    /**
+    * Add an already existing layer to the image. The layer is put on top
+    * of the layers in the specified layergroup
+    * @param layer the layer to be added
+    * @param tqparent the tqparent layer
+    */
+    bool addLayer(KisLayerSP layer, KisGroupLayerSP tqparent);
+    
+    /**
+    * Add already existing layer to image.
+    *
+    * @param layer the layer to be added
+    * @param tqparent the tqparent layer
+    * @param aboveThis in the list with child layers of the specified
+    *                  tqparent, add this layer above the specified sibling.
+    *                  if 0, the layer is put in the lowermost position in
+    *                  its group.
+    * @param notify If true, the image is immediately recomposited, if false,
+    *               no recomposition is done yet. The added layer is all
+    *
+    * returns false if adding the layer didn't work, true if the layer got added
+    */
+    bool addLayer(KisLayerSP layer, KisGroupLayerSP tqparent, KisLayerSP aboveThis);
+
+    /// Remove layer
+    bool removeLayer(KisLayerSP layer);
+
+    /// Move layer up one slot
+    bool raiseLayer(KisLayerSP layer);
+
+    /// Move layer down one slot
+    bool lowerLayer(KisLayerSP layer);
+
+    /// Move layer to top slot
+    bool toTop(KisLayerSP layer);
+
+    /// Move layer to bottom slot
+    bool toBottom(KisLayerSP layer);
+
+    TQ_INT32 nlayers() const;
+    TQ_INT32 nHiddenLayers() const;
+
+    KCommand *raiseLayerCommand(KisLayerSP layer);
+    KCommand *lowerLayerCommand(KisLayerSP layer);
+    KCommand *topLayerCommand(KisLayerSP layer);
+    KCommand *bottomLayerCommand(KisLayerSP layer);
+
+    /**
+    * Merge all visible layers and discard hidden ones.
+    * The resulting layer will be activated.
+    */
+    void flatten();
+
+    /**
+    * Merge the specified layer with the layer
+    * below this layer, remove the specified layer.
+    */
+    void mergeLayer(KisLayerSP l);
+
+    TQRect bounds() const;
+
+    /// use if the layers have changed _completely_ (eg. when flattening)
+    void notifyLayersChanged();
+
+    void notifyPropertyChanged(KisLayerSP layer);
+
+    void notifyImageLoaded();
+
+    void notifyLayerUpdated(KisLayerSP layer, TQRect rc);
+
+    void setColorSpace(KisColorSpace * colorSpace);
+    void setRootLayer(KisGroupLayerSP rootLayer);
+
+    //KisGuideMgr *guides() const;
+
+    /**
+    * Add an annotation for this image. This can be anything: Gamma, EXIF, etc.
+    * Note that the "icc" annotation is reserved for the colour strategies.
+    * If the annotation already exists, overwrite it with this one.
+    */
+    void addAnnotation(KisAnnotationSP annotation);
+
+    /** get the annotation with the given type, can return 0 */
+    KisAnnotationSP annotation(TQString type);
+
+    /** delete the annotation, if the image contains it */
+    void removeAnnotation(TQString type);
+
+    /**
+    * Start of an iteration over the annotations of this image (including the ICC Profile)
+    */
+    vKisAnnotationSP_it beginAnnotations();
+
+    /** end of an iteration over the annotations of this image */
+    vKisAnnotationSP_it endAnnotations();
+
+signals:
+
+    void sigActiveSelectionChanged(KisImageSP image);
+    void sigSelectionChanged(KisImageSP image);
+    void sigSelectionChanged(KisImageSP image, const TQRect& rect);
+
+    /// Emitted after a different layer is made active.
+    void sigLayerActivated(KisLayerSP layer);
+
+    /// Emitted after a layer is added: you can find out where by asking it for its tqparent(), et al.
+    void sigLayerAdded(KisLayerSP layer);
+
+    /** Emitted after a layer is removed.
+        It's no longer in the image, but still exists, so @p layer is valid.
+
+        @param layer the removed layer
+        @param tqparent the tqparent of the layer, before it was removed
+        @param wasAboveThis the layer it was above, before it was removed.
+    */
+    void sigLayerRemoved(KisLayerSP layer, KisGroupLayerSP wasParent, KisLayerSP wasAboveThis);
+
+    /** Emitted after a layer is moved to a different position under its tqparent layer, or its tqparent changes.
+
+        @param previousParent the tqparent of the layer, before it was moved
+        @param wasAboveThis the layer it was above, before it was moved.
+    */
+    void sigLayerMoved(KisLayerSP layer, KisGroupLayerSP previousParent, KisLayerSP wasAboveThis);
+
+    /// Emitted after a layer's properties (visible, locked, opacity, composite op, name, ...) change
+    void sigLayerPropertiesChanged(KisLayerSP layer);
+
+    /** Emitted when the list of layers has changed completely.
+        This means e.g. when the image is flattened, but not when it is rotated,
+        as the layers only change internally then.
+    */
+    void sigLayersChanged(KisGroupLayerSP rootLayer);
+
+    /**
+    * Emitted whenever an action has caused the image to be recomposited. This happens
+    * after calls to recomposite().
+    *
+    * @param rc The rect that has been recomposited.
+    */
+    void sigImageUpdated(TQRect rc);
+
+    /**
+    * Emitted whenever a layer is modified.
+    *
+    * @param layer The layer that has been modified.
+    * @param rc The rectangle that has been modified.
+    */
+    void sigLayerUpdated(KisLayerSP layer, TQRect rc);
+
+    /**
+    * Emitted whenever the image has been modified, so that it doesn't match with the version saved on disk.
+    */
+    void sigImageModified();
+
+    void sigSizeChanged(TQ_INT32 w, TQ_INT32 h);
+    void sigProfileChanged(KisProfile *  profile);
+    void sigColorSpaceChanged(KisColorSpace*  cs);
+
+
+    /// Emitted when any layer's tqmask info got updated (or when the current layer changes)
+    void sigMaskInfoChanged();
+public slots:
+    void slotSelectionChanged();
+    void slotSelectionChanged(const TQRect& r);
+
+
+private:
+    KisImage& operator=(const KisImage& rhs);
+    void init(KisUndoAdapter * adapter, TQ_INT32 width, TQ_INT32 height,  KisColorSpace * colorSpace, const TQString& name);
+    void emitSizeChanged();
+
+private:
+
+    KURL m_uri;
+    TQString m_name;
+    TQString m_description;
+
+    TQ_INT32 m_width;
+    TQ_INT32 m_height;
+
+    double m_xres;
+    double m_yres;
+
+    KoUnit::Unit m_unit;
+
+    KisColorSpace * m_colorSpace;
+
+    bool m_dirty;
+    TQRect m_dirtyRect;
+
+    KisBackgroundSP m_bkg;
+
+    KisGroupLayerSP m_rootLayer; // The layers are contained in here
+    KisLayerSP m_activeLayer;
+
+    KisNameServer *m_nserver;
+    KisUndoAdapter *m_adapter;
+    //KisGuideMgr m_guides;
+
+    DCOPObject *m_dcop;
+
+    vKisAnnotationSP m_annotations;
+
+    class KisImagePrivate;
+    KisImagePrivate * m_private;
+    
+};
+
+#endif // KIS_IMAGE_H_