1 files changed, 116 insertions, 0 deletions
diff --git a/chalk/plugins/viewplugins/selectopaque/selectopaque.cpp b/chalk/plugins/viewplugins/selectopaque/selectopaque.cpp
new file mode 100644
index 000000000..61d856344
--- /dev/null
+++ b/chalk/plugins/viewplugins/selectopaque/selectopaque.cpp
@@ -0,0 +1,116 @@
+/*
+ * selectopague.h -- Part of Chalk
+ *
+ * Copyright (c) 2004 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.
+ */
+
+
+#include <math.h>
+
+#include <stdlib.h>
+
+#include <tqcursor.h>
+#include <tqapplication.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_selected_transaction.h>
+#include <kis_cursor.h>
+#include <kis_doc.h>
+#include <kis_image.h>
+#include <kis_layer.h>
+#include <kis_paint_device.h>
+#include <kis_iterator.h>
+#include <kis_iterators_pixel.h>
+#include <kis_global.h>
+#include <kis_types.h>
+#include <kis_view.h>
+#include <kis_selection.h>
+#include <kis_selection_manager.h>
+#include "selectopaque.h"
+
+typedef KGenericFactory<SelectOpaque> SelectOpaqueFactory;
+K_EXPORT_COMPONENT_FACTORY( chalkselectopaque, SelectOpaqueFactory( "chalk" ) )
+
+SelectOpaque::SelectOpaque(TQObject *parent, const char *name, const TQStringList &)
+    : KParts::Plugin(parent, name)
+{
+
+    if (parent->inherits("KisView")) {
+        setInstance(SelectOpaqueFactory::instance());
+        setXMLFile(locate("data","chalkplugins/selectopaque.rc"), true);
+        m_view = dynamic_cast<KisView*>(parent);
+        m_view->canvasSubject()->selectionManager()->addSelectionAction( new TDEAction(i18n("&Select All Opaque Pixels..."), 0, 0, this, TQT_SLOT(slotActivated()), actionCollection(), "selectopaque") );
+
+    }
+}
+
+SelectOpaque::~SelectOpaque()
+{
+}
+
+void SelectOpaque::slotActivated()
+{
+    KisSelectedTransaction *transaction;
+
+    KisPaintDeviceSP layer = m_view->canvasSubject()->currentImg()->activeDevice();
+    if (!layer) return;
+    TQApplication::setOverrideCursor(KisCursor::waitCursor());
+
+    if (layer->image()->undo()) transaction = new KisSelectedTransaction(i18n("Select Opaque Pixels"), layer);
+    // XXX: Multithread this!
+    TQ_INT32 x, y, w, h;
+    layer->exactBounds(x, y, w, h);
+
+    KisColorSpace * cs = layer->colorSpace();
+
+    if(! layer->hasSelection())
+        layer->selection()->clear();
+    KisSelectionSP selection = layer->selection();
+
+    KisHLineIterator hiter = layer->createHLineIterator(x, y, w, false);
+    KisHLineIterator selIter = selection ->createHLineIterator(x, y, w, true);
+
+    for (int row = 0; row < h; ++row) {
+        while (!hiter.isDone()) {
+            // Don't try to select transparent pixels.
+            if (cs->getAlpha( hiter.rawData() ) > OPACITY_TRANSPARENT) {
+                *(selIter.rawData()) = MAX_SELECTED;
+            }
+            ++hiter;
+            ++selIter;
+        }
+        hiter.nextRow();
+        selIter.nextRow();
+    }
+    TQApplication::restoreOverrideCursor();
+    layer->setDirty();
+    layer->emitSelectionChanged();
+
+    if (layer->image()->undo()) m_view->canvasSubject()->undoAdapter()->addCommand(transaction);
+
+}
+
+#include "selectopaque.moc"
+