1 files changed, 109 insertions, 0 deletions
diff --git a/krita/core/kis_crop_visitor.h b/krita/core/kis_crop_visitor.h
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+++ b/krita/core/kis_crop_visitor.h
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+/*
+ *  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_CROP_VISITOR_H_
+#define KIS_CROP_VISITOR_H_
+
+#include "qrect.h"
+
+#include "klocale.h"
+
+#include "kis_layer_visitor.h"
+#include "kis_types.h"
+#include "kis_layer.h"
+#include "kis_group_layer.h"
+#include "kis_paint_layer.h"
+#include "kis_adjustment_layer.h"
+#include "kis_transaction.h"
+#include <kis_selected_transaction.h>
+
+class KisProgressDisplayInterface;
+class KisFilterStrategy;
+
+class KisCropVisitor : public KisLayerVisitor {
+
+public:
+
+    KisCropVisitor( const QRect & rc, bool movelayers = true) 
+        : KisLayerVisitor()
+        , m_rect(rc), m_movelayers(movelayers)
+    {
+    }
+
+    virtual ~KisCropVisitor()
+    {
+    }
+
+    /**
+     * Crops the specified layer and adds the undo information to the undo adapter of the
+     * layer's image.
+     */
+    bool visit(KisPaintLayer *layer) 
+    {
+        KisPaintDeviceSP dev = layer->paintDevice();
+        KisSelectedTransaction * t = 0;
+        if (layer->undoAdapter() && layer->undoAdapter()->undo())
+            t = new KisSelectedTransaction(i18n("Crop"), dev.data());
+
+        dev->crop(m_rect);
+
+        if (layer->undoAdapter() && layer->undoAdapter()->undo()) {
+            layer->undoAdapter()->addCommand(t);
+        }
+        
+        if(m_movelayers) {
+            if(layer->undoAdapter() && layer->undoAdapter()->undo()) {
+                KNamedCommand * cmd = dev->moveCommand(layer->x() - m_rect.x(), layer->y() - m_rect.y());
+      	        layer->undoAdapter()->addCommand(cmd);
+    	    }
+        }
+        layer->setDirty(dev->image()->bounds());
+        return true;
+    };
+
+    bool visit(KisGroupLayer *layer)
+    {
+	layer->resetProjection();
+
+        KisLayerSP child = layer->firstChild();
+        while (child) {
+            child->accept(*this);
+            child = child->nextSibling();
+        }
+        layer->setDirty();
+        return true;
+    };
+
+    bool visit(KisPartLayer */*layer*/)
+    {
+        return true;
+    };
+
+    virtual bool visit(KisAdjustmentLayer* layer)
+    {
+        layer->resetCache();
+        return true;
+    }
+    
+
+private:
+    QRect m_rect;
+    bool m_movelayers;
+};
+
+
+#endif