1 files changed, 95 insertions, 0 deletions
diff --git a/chalk/plugins/filters/example/example.cpp b/chalk/plugins/filters/example/example.cpp
new file mode 100644
index 000000000..a9ade7249
--- /dev/null
+++ b/chalk/plugins/filters/example/example.cpp
@@ -0,0 +1,95 @@
+/*
+ * This file is part of the KDE project
+ *
+ * Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
+ *  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.
+ */
+#include <stdlib.h>
+#include <vector>
+
+#include <tqpoint.h>
+
+#include <tdelocale.h>
+#include <kiconloader.h>
+#include <kinstance.h>
+#include <tdemessagebox.h>
+#include <kstandarddirs.h>
+#include <tdetempfile.h>
+#include <kdebug.h>
+#include <kgenericfactory.h>
+
+#include <kis_image.h>
+#include <kis_iterators_pixel.h>
+#include <kis_layer.h>
+#include <kis_filter_registry.h>
+#include <kis_global.h>
+#include <kis_types.h>
+
+// #include <tdemessagebox.h>
+
+#include "example.h"
+
+typedef KGenericFactory<ChalkExample> ChalkExampleFactory;
+K_EXPORT_COMPONENT_FACTORY( chalkexample, ChalkExampleFactory( "chalk" ) )
+
+ChalkExample::ChalkExample(TQObject *parent, const char *name, const TQStringList &)
+        : KParts::Plugin(parent, name)
+{
+    setInstance(ChalkExampleFactory::instance());
+
+
+    if (parent->inherits("KisFilterRegistry")) {
+        KisFilterRegistry * manager = dynamic_cast<KisFilterRegistry *>(parent);
+        manager->add(new KisFilterInvert());
+    }
+}
+
+ChalkExample::~ChalkExample()
+{
+}
+
+KisFilterInvert::KisFilterInvert() : KisFilter(id(), "adjust", i18n("&Invert"))
+{
+}
+
+void KisFilterInvert::process(KisPaintDeviceSP src, KisPaintDeviceSP dst, KisFilterConfiguration* /*config*/, const TQRect& rect)
+{
+    Q_ASSERT(src != 0);
+    Q_ASSERT(dst != 0);
+
+    KisRectIteratorPixel dstIt = dst->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), true );
+    KisRectIteratorPixel srcIt = src->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), false);
+
+    int pixelsProcessed = 0;
+    setProgressTotalSteps(rect.width() * rect.height());
+
+    KisColorSpace * cs = src->colorSpace();
+    TQ_INT32 psize = cs->pixelSize();
+
+    while( ! srcIt.isDone() )
+    {
+        if(srcIt.isSelected())
+        {
+            if (src!=dst)
+                memcpy(dstIt.rawData(), srcIt.oldRawData(), psize);
+
+            cs->invertColor( dstIt.rawData(), 1);
+        }
+        setProgress(++pixelsProcessed);
+        ++srcIt;
+        ++dstIt;
+    }
+    setProgressDone(); // Must be called even if you don't really support progression
+}