diff --git a/libs/ui/KisReferenceImage.cpp b/libs/ui/KisReferenceImage.cpp
index a45c9e4294..d67e2f12df 100644
--- a/libs/ui/KisReferenceImage.cpp
+++ b/libs/ui/KisReferenceImage.cpp
@@ -1,285 +1,294 @@
 /*
  * Copyright (C) 2017 Boudewijn Rempt <boud@valdyas.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library 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
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "KisReferenceImage.h"
 
 #include <QImage>
 #include <QPainter>
 
 #include <kundo2command.h>
 #include <KoStore.h>
 #include <KoStoreDevice.h>
 #include <KoTosContainer_p.h>
 
 #include <krita_utils.h>
 #include <kis_coordinates_converter.h>
 #include <kis_dom_utils.h>
 #include <SvgUtil.h>
 #include <libs/flake/svg/parsers/SvgTransformParser.h>
 
 struct KisReferenceImage::Private {
     KisReferenceImage *q;
     QString src;
 
     QImage image;
     QImage cachedImage;
 
     qreal saturation{1.0};
     int id{-1};
     bool embed{true};
 
     explicit Private(KisReferenceImage *q)
         : q(q)
     {}
 
     void loadFromFile() {
         KIS_SAFE_ASSERT_RECOVER_RETURN(src.startsWith("file://"));
         QString filename = src.mid(7);
         image.load(filename);
     }
+
+    void updateCache() {
+        if (saturation < 1.0) {
+            cachedImage = KritaUtils::convertQImageToGrayA(image);
+
+            if (saturation > 0.0) {
+                QPainter gc2(&cachedImage);
+                gc2.setOpacity(saturation);
+                gc2.drawImage(QPoint(), image);
+            }
+        } else {
+            cachedImage = image;
+        }
+    }
 };
 
 
 KisReferenceImage::SetSaturationCommand::SetSaturationCommand(const QList<KoShape *> &shapes, qreal newSaturation, KUndo2Command *parent)
     : KUndo2Command(kundo2_i18n("Set saturation"), parent)
     , newSaturation(newSaturation)
 {
     images.reserve(shapes.count());
 
     Q_FOREACH(auto *shape, shapes) {
         auto *reference = dynamic_cast<KisReferenceImage*>(shape);
         KIS_SAFE_ASSERT_RECOVER_BREAK(reference);
         images.append(reference);
     }
 
     Q_FOREACH(auto *image, images) {
         oldSaturations.append(image->saturation());
     }
 }
 
 void KisReferenceImage::SetSaturationCommand::undo()
 {
     auto saturationIterator = oldSaturations.begin();
     Q_FOREACH(auto *image, images) {
         image->setSaturation(*saturationIterator);
         image->update();
         saturationIterator++;
     }
 }
 
 void KisReferenceImage::SetSaturationCommand::redo()
 {
     Q_FOREACH(auto *image, images) {
         image->setSaturation(newSaturation);
         image->update();
     }
 }
 
 KisReferenceImage::KisReferenceImage()
     : d(new Private(this))
 {
     setKeepAspectRatio(true);
 }
 
 KisReferenceImage::KisReferenceImage(const KisReferenceImage &rhs)
     : KoTosContainer(new KoTosContainerPrivate(*rhs.d_func(), this))
     , d(new Private(*rhs.d))
 {}
 
 KisReferenceImage::~KisReferenceImage()
 {}
 
 KisReferenceImage * KisReferenceImage::fromFile(const QString &filename, const KisCoordinatesConverter &converter)
 {
     KisReferenceImage *reference = new KisReferenceImage();
     reference->d->src = QString("file://") + filename;
     reference->d->loadFromFile();
 
     QRect r = QRect(QPoint(), reference->d->image.size());
     QSizeF shapeSize = converter.imageToDocument(r).size();
     reference->setSize(shapeSize);
 
     return reference;
 }
 
 void KisReferenceImage::paint(QPainter &gc, const KoViewConverter &converter, KoShapePaintingContext &/*paintcontext*/)
 {
     if (!parent()) return;
 
     gc.save();
 
     applyConversion(gc, converter);
 
     QSizeF shapeSize = size();
     QTransform transform = QTransform::fromScale(shapeSize.width() / d->image.width(), shapeSize.height() / d->image.height());
 
     if (d->cachedImage.isNull()) {
-        if (d->saturation < 1.0) {
-            d->cachedImage = KritaUtils::convertQImageToGrayA(d->image);
-
-            if (d->saturation > 0.0) {
-                QPainter gc2(&d->cachedImage);
-                gc2.setOpacity(d->saturation);
-                gc2.drawImage(QPoint(), d->image);
-            }
-        } else {
-            d->cachedImage = d->image;
-        }
+        d->updateCache();
     }
+
     gc.setRenderHint(QPainter::SmoothPixmapTransform);
     gc.setClipRect(QRectF(QPointF(), shapeSize), Qt::IntersectClip);
     gc.setTransform(transform, true);
     gc.drawImage(QPoint(), d->cachedImage);
 
     gc.restore();
 }
 
 void KisReferenceImage::setSaturation(qreal saturation)
 {
     d->saturation = saturation;
     d->cachedImage = QImage();
 }
 
 qreal KisReferenceImage::saturation() const
 {
     return d->saturation;
 }
 
 void KisReferenceImage::setEmbed(bool embed)
 {
     KIS_SAFE_ASSERT_RECOVER_RETURN(embed || d->src.startsWith("file://"));
     d->embed = embed;
 }
 
 bool KisReferenceImage::embed()
 {
     return d->embed;
 }
 
 bool KisReferenceImage::hasLocalFile()
 {
     return d->src.startsWith("file://");
 }
 
 QColor KisReferenceImage::getPixel(QPointF position)
 {
     const QSizeF shapeSize = size();
     const QTransform scale = QTransform::fromScale(d->image.width() / shapeSize.width(), d->image.height() / shapeSize.height());
 
     const QTransform transform = absoluteTransformation(nullptr).inverted() * scale;
     const QPointF localPosition = position * transform;
 
-    return d->image.pixelColor(localPosition.toPoint());
+    if (d->cachedImage.isNull()) {
+        d->updateCache();
+    }
+
+    return d->cachedImage.pixelColor(localPosition.toPoint());
 }
 
 void KisReferenceImage::saveXml(QDomDocument &document, QDomElement &parentElement, int id)
 {
     d->id = id;
 
     QDomElement element = document.createElement("referenceimage");
 
     if (d->embed) {
         d->src = QString("reference_images/%1.png").arg(id);
     }
     element.setAttribute("src", d->src);
 
     const QSizeF &shapeSize = size();
     element.setAttribute("width", KisDomUtils::toString(shapeSize.width()));
     element.setAttribute("height", KisDomUtils::toString(shapeSize.height()));
     element.setAttribute("keepAspectRatio", keepAspectRatio() ? "true" : "false");
     element.setAttribute("transform", SvgUtil::transformToString(transform()));
 
     element.setAttribute("opacity", KisDomUtils::toString(1.0 - transparency()));
     element.setAttribute("saturation", KisDomUtils::toString(d->saturation));
 
     parentElement.appendChild(element);
 }
 
 KisReferenceImage * KisReferenceImage::fromXml(const QDomElement &elem)
 {
     auto *reference = new KisReferenceImage();
 
     const QString &src = elem.attribute("src");
     reference->d->src = src;
     reference->d->embed = !src.startsWith("file://");
 
     qreal width = KisDomUtils::toDouble(elem.attribute("width", "100"));
     qreal height = KisDomUtils::toDouble(elem.attribute("height", "100"));
     reference->setSize(QSizeF(width, height));
     reference->setKeepAspectRatio(elem.attribute("keepAspectRatio", "true").toLower() == "true");
 
     auto transform = SvgTransformParser(elem.attribute("transform")).transform();
     reference->setTransformation(transform);
 
     qreal opacity = KisDomUtils::toDouble(elem.attribute("opacity", "1"));
     reference->setTransparency(1.0 - opacity);
 
     qreal saturation = KisDomUtils::toDouble(elem.attribute("opacity", "1"));
     reference->setSaturation(saturation);
 
     return reference;
 }
 
 bool KisReferenceImage::saveImage(KoStore *store) const
 {
     if (!d->embed) return true;
 
     if (!store->open(d->src)) {
         return false;
     }
 
     KoStoreDevice storeDev(store);
     if (!storeDev.open(QIODevice::WriteOnly)) {
         return false;
     }
 
     if (!d->image.save(&storeDev, "PNG")) {
         return false;
     }
 
     return store->close();
 }
 
 bool KisReferenceImage::loadImage(KoStore *store)
 {
     if (d->src.startsWith("file://")) {
         d->loadFromFile();
         return true;
     }
 
     if (!store->open(d->src)) {
         return false;
     }
 
     KoStoreDevice storeDev(store);
     if (!storeDev.open(QIODevice::ReadOnly)) {
         return false;
     }
 
     if (!d->image.load(&storeDev, "PNG")) {
         return false;
     }
 
     return store->close();
 }
 
 KoShape *KisReferenceImage::cloneShape() const
 {
     return new KisReferenceImage(*this);
 }
diff --git a/libs/ui/tool/kis_tool_paint.cc b/libs/ui/tool/kis_tool_paint.cc
index 83fe524bad..04c69829bd 100644
--- a/libs/ui/tool/kis_tool_paint.cc
+++ b/libs/ui/tool/kis_tool_paint.cc
@@ -1,804 +1,804 @@
 /*
  *  Copyright (c) 2003-2009 Boudewijn Rempt <boud@valdyas.org>
  *  Copyright (c) 2015 Moritz Molch <kde@moritzmolch.de>
  *
  *  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 "kis_tool_paint.h"
 
 #include <algorithm>
 
 #include <QWidget>
 #include <QRect>
 #include <QLayout>
 #include <QLabel>
 #include <QPushButton>
 #include <QWhatsThis>
 #include <QCheckBox>
 #include <QVBoxLayout>
 #include <QHBoxLayout>
 #include <QGridLayout>
 #include <QKeyEvent>
 #include <QEvent>
 #include <QVariant>
 #include <QAction>
 #include <kis_debug.h>
 #include <QPoint>
 
 #include <kis_debug.h>
 #include <klocalizedstring.h>
 #include <kactioncollection.h>
 #include <QAction>
 
 #include <kis_icon.h>
 #include <KoShape.h>
 #include <KoCanvasResourceManager.h>
 #include <KoColorSpace.h>
 #include <KoPointerEvent.h>
 #include <KoColor.h>
 #include <KoCanvasBase.h>
 #include <KoCanvasController.h>
 
 #include <kis_types.h>
 #include <kis_global.h>
 #include <kis_image.h>
 #include <kis_paint_device.h>
 #include <kis_layer.h>
 #include <KisViewManager.h>
 #include <kis_canvas2.h>
 #include <kis_cubic_curve.h>
 #include "kis_display_color_converter.h"
 #include <KisDocument.h>
 #include <KisReferenceImagesLayer.h>
 
 #include "kis_config.h"
 #include "kis_config_notifier.h"
 #include "kis_cursor.h"
 #include "widgets/kis_cmb_composite.h"
 #include "widgets/kis_slider_spin_box.h"
 #include "kis_canvas_resource_provider.h"
 #include "kis_tool_utils.h"
 #include <brushengine/kis_paintop.h>
 #include <brushengine/kis_paintop_preset.h>
 #include <kis_action_manager.h>
 #include <kis_action.h>
 #include "strokes/kis_color_picker_stroke_strategy.h"
 #include <kis_canvas_resource_provider.h>
 
 
 KisToolPaint::KisToolPaint(KoCanvasBase *canvas, const QCursor &cursor)
     : KisTool(canvas, cursor),
       m_showColorPreview(false),
       m_colorPreviewShowComparePlate(false),
       m_colorPickerDelayTimer(),
       m_isOutlineEnabled(true)
 {
     m_specialHoverModifier = false;
     m_optionsWidgetLayout = 0;
 
     m_opacity = OPACITY_OPAQUE_U8;
 
     m_supportOutline = false;
 
     {
         int maxSize = KisConfig().readEntry("maximumBrushSize", 1000);
 
         int brushSize = 1;
         do {
             m_standardBrushSizes.push_back(brushSize);
             int increment = qMax(1, int(std::ceil(qreal(brushSize) / 15)));
             brushSize += increment;
         } while (brushSize < maxSize);
 
         m_standardBrushSizes.push_back(maxSize);
     }
 
     KisCanvas2 *kiscanvas = dynamic_cast<KisCanvas2*>(canvas);
     KisActionManager *actionManager = kiscanvas->viewManager()->actionManager();
 
     // XXX: Perhaps a better place for these?
     if (!actionManager->actionByName("increase_brush_size")) {
         KisAction *increaseBrushSize = new KisAction(i18n("Increase Brush Size"));
         increaseBrushSize->setShortcut(Qt::Key_BracketRight);
         actionManager->addAction("increase_brush_size", increaseBrushSize);
     }
 
     if (!actionManager->actionByName("decrease_brush_size")) {
         KisAction *decreaseBrushSize = new KisAction(i18n("Decrease Brush Size"));
         decreaseBrushSize->setShortcut(Qt::Key_BracketLeft);
         actionManager->addAction("decrease_brush_size", decreaseBrushSize);
     }
 
     addAction("increase_brush_size", dynamic_cast<QAction *>(actionManager->actionByName("increase_brush_size")));
     addAction("decrease_brush_size", dynamic_cast<QAction *>(actionManager->actionByName("decrease_brush_size")));
 
     connect(this, SIGNAL(sigPaintingFinished()), kiscanvas->viewManager()->resourceProvider(), SLOT(slotPainting()));
 
     m_colorPickerDelayTimer.setSingleShot(true);
     connect(&m_colorPickerDelayTimer, SIGNAL(timeout()), this, SLOT(activatePickColorDelayed()));
 
     using namespace std::placeholders; // For _1 placeholder
     std::function<void(PickingJob)> callback =
         std::bind(&KisToolPaint::addPickerJob, this, _1);
     m_colorPickingCompressor.reset(
         new PickingCompressor(100, callback, KisSignalCompressor::FIRST_ACTIVE));
 }
 
 
 KisToolPaint::~KisToolPaint()
 {
 }
 
 int KisToolPaint::flags() const
 {
     return KisTool::FLAG_USES_CUSTOM_COMPOSITEOP;
 }
 
 void KisToolPaint::canvasResourceChanged(int key, const QVariant& v)
 {
     KisTool::canvasResourceChanged(key, v);
 
     switch(key) {
     case(KisCanvasResourceProvider::Opacity):
         setOpacity(v.toDouble());
         break;
     default: //nothing
         break;
     }
 
     connect(KisConfigNotifier::instance(), SIGNAL(configChanged()), SLOT(resetCursorStyle()), Qt::UniqueConnection);
 
 }
 
 
 void KisToolPaint::activate(ToolActivation toolActivation, const QSet<KoShape*> &shapes)
 {
     if (currentPaintOpPreset()) {
         QString formattedBrushName = currentPaintOpPreset()->name().replace("_", " ");
         emit statusTextChanged(formattedBrushName);
     }
 
     KisTool::activate(toolActivation, shapes);
     if (flags() & KisTool::FLAG_USES_CUSTOM_SIZE) {
         connect(action("increase_brush_size"), SIGNAL(triggered()), SLOT(increaseBrushSize()), Qt::UniqueConnection);
         connect(action("decrease_brush_size"), SIGNAL(triggered()), SLOT(decreaseBrushSize()), Qt::UniqueConnection);
     }
 
     KisCanvasResourceProvider *provider = qobject_cast<KisCanvas2*>(canvas())->viewManager()->resourceProvider();
     m_oldOpacity = provider->opacity();
     provider->setOpacity(m_localOpacity);
 }
 
 void KisToolPaint::deactivate()
 {
     if (flags() & KisTool::FLAG_USES_CUSTOM_SIZE) {
         disconnect(action("increase_brush_size"), 0, this, 0);
         disconnect(action("decrease_brush_size"), 0, this, 0);
     }
 
     KisCanvasResourceProvider *provider = qobject_cast<KisCanvas2*>(canvas())->viewManager()->resourceProvider();
     m_localOpacity = provider->opacity();
     provider->setOpacity(m_oldOpacity);
 
     KisTool::deactivate();
 }
 
 QPainterPath KisToolPaint::tryFixBrushOutline(const QPainterPath &originalOutline)
 {
     KisConfig cfg;
     if (cfg.newOutlineStyle() == OUTLINE_NONE) return originalOutline;
 
     const qreal minThresholdSize = cfg.outlineSizeMinimum();
 
     /**
      * If the brush outline is bigger than the canvas itself (which
      * would make it invisible for a user in most of the cases) just
      * add a cross in the center of it
      */
 
     QSize widgetSize = canvas()->canvasWidget()->size();
     const int maxThresholdSum = widgetSize.width() + widgetSize.height();
 
     QPainterPath outline = originalOutline;
     QRectF boundingRect = outline.boundingRect();
     const qreal sum = boundingRect.width() + boundingRect.height();
 
     QPointF center = boundingRect.center();
 
     if (sum > maxThresholdSum) {
         const int hairOffset = 7;
 
         outline.moveTo(center.x(), center.y() - hairOffset);
         outline.lineTo(center.x(), center.y() + hairOffset);
 
         outline.moveTo(center.x() - hairOffset, center.y());
         outline.lineTo(center.x() + hairOffset, center.y());
     } else if (sum < minThresholdSize && !outline.isEmpty()) {
         outline = QPainterPath();
         outline.addEllipse(center, 0.5 * minThresholdSize, 0.5 * minThresholdSize);
     }
 
     return outline;
 }
 
 void KisToolPaint::paint(QPainter &gc, const KoViewConverter &converter)
 {
     Q_UNUSED(converter);
 
     QPainterPath path = tryFixBrushOutline(pixelToView(m_currentOutline));
     paintToolOutline(&gc, path);
 
     if (m_showColorPreview) {
         QRectF viewRect = converter.documentToView(m_oldColorPreviewRect);
         gc.fillRect(viewRect, m_colorPreviewCurrentColor);
 
         if (m_colorPreviewShowComparePlate) {
             QRectF baseColorRect = viewRect.translated(viewRect.width(), 0);
             gc.fillRect(baseColorRect, m_colorPreviewBaseColor);
         }
     }
 }
 
 void KisToolPaint::setMode(ToolMode mode)
 {
     if(this->mode() == KisTool::PAINT_MODE &&
             mode != KisTool::PAINT_MODE) {
 
         // Let's add history information about recently used colors
         emit sigPaintingFinished();
     }
 
     KisTool::setMode(mode);
 }
 
 void KisToolPaint::activatePickColor(AlternateAction action)
 {
     m_showColorPreview = true;
 
     requestUpdateOutline(m_outlineDocPoint, 0);
 
     int resource = colorPreviewResourceId(action);
     KoColor color = canvas()->resourceManager()->koColorResource(resource);
 
     KisCanvas2 * kisCanvas = dynamic_cast<KisCanvas2*>(canvas());
     KIS_ASSERT_RECOVER_RETURN(kisCanvas);
 
     m_colorPreviewCurrentColor = kisCanvas->displayColorConverter()->toQColor(color);
 
     if (!m_colorPreviewBaseColor.isValid()) {
         m_colorPreviewBaseColor = m_colorPreviewCurrentColor;
     }
 }
 
 void KisToolPaint::deactivatePickColor(AlternateAction action)
 {
     Q_UNUSED(action);
 
     m_showColorPreview = false;
     m_oldColorPreviewRect = QRect();
     m_oldColorPreviewUpdateRect = QRect();
     m_colorPreviewCurrentColor = QColor();
 }
 
 void KisToolPaint::pickColorWasOverridden()
 {
     m_colorPreviewShowComparePlate = false;
     m_colorPreviewBaseColor = QColor();
 }
 
 void KisToolPaint::activateAlternateAction(AlternateAction action)
 {
     switch (action) {
     case PickFgNode:
         /* Falls through */
     case PickBgNode:
         /* Falls through */
     case PickFgImage:
         /* Falls through */
     case PickBgImage:
         delayedAction = action;
         m_colorPickerDelayTimer.start(100);
         /* Falls through */
     default:
         pickColorWasOverridden();
         KisTool::activateAlternateAction(action);
     };
 }
 
 void KisToolPaint::activatePickColorDelayed()
 {
     switch (delayedAction) {
         case PickFgNode:
         useCursor(KisCursor::pickerLayerForegroundCursor());
         activatePickColor(delayedAction);
         break;
     case PickBgNode:
         useCursor(KisCursor::pickerLayerBackgroundCursor());
         activatePickColor(delayedAction);
         break;
     case PickFgImage:
         useCursor(KisCursor::pickerImageForegroundCursor());
         activatePickColor(delayedAction);
         break;
     case PickBgImage:
         useCursor(KisCursor::pickerImageBackgroundCursor());
         activatePickColor(delayedAction);
         break;
     default:
         break;
     };
 
     repaintDecorations();
 }
 
 bool KisToolPaint::isPickingAction(AlternateAction action) {
     return action == PickFgNode ||
         action == PickBgNode ||
         action == PickFgImage ||
         action == PickBgImage;
 }
 
 void KisToolPaint::deactivateAlternateAction(AlternateAction action)
 {
     if (!isPickingAction(action)) {
         KisTool::deactivateAlternateAction(action);
         return;
     }
 
     delayedAction = KisTool::NONE;
     m_colorPickerDelayTimer.stop();
 
     resetCursorStyle();
     deactivatePickColor(action);
 }
 
 void KisToolPaint::addPickerJob(const PickingJob &pickingJob)
 {
     /**
      * The actual picking is delayed by a compressor, so we can get this
      * event when the stroke is already closed
      */
     if (!m_pickerStrokeId) return;
 
     KIS_ASSERT_RECOVER_RETURN(isPickingAction(pickingJob.action));
 
     const QPoint imagePoint = image()->documentToImagePixelFloored(pickingJob.documentPixel);
     const bool fromCurrentNode = pickingJob.action == PickFgNode || pickingJob.action == PickBgNode;
     m_pickingResource = colorPreviewResourceId(pickingJob.action);
 
     if (!fromCurrentNode) {
         auto *kisCanvas = dynamic_cast<KisCanvas2*>(canvas());
         KIS_SAFE_ASSERT_RECOVER_RETURN(kisCanvas);
         KisSharedPtr<KisReferenceImagesLayer> referencesLayer = kisCanvas->imageView()->document()->referenceImagesLayer();
-        if (referencesLayer) {
+        if (referencesLayer && kisCanvas->referenceImagesDecoration()->visible()) {
             QColor color = referencesLayer->getPixel(imagePoint);
             if (color.isValid() && color.alpha() != 0) {
                 slotColorPickingFinished(KoColor(color, image()->colorSpace()));
                 return;
             }
         }
     }
 
     KisPaintDeviceSP device = fromCurrentNode ?
         currentNode()->colorPickSourceDevice() : image()->projection();
 
     // Used for color picker blending.
     KoColor currentColor = canvas()->resourceManager()->foregroundColor();
     if( pickingJob.action == PickBgNode || pickingJob.action == PickBgImage ){
         currentColor = canvas()->resourceManager()->backgroundColor();
     }
 
     image()->addJob(m_pickerStrokeId,
                     new KisColorPickerStrokeStrategy::Data(device, imagePoint, currentColor));
 }
 
 void KisToolPaint::beginAlternateAction(KoPointerEvent *event, AlternateAction action)
 {
     if (isPickingAction(action)) {
         KIS_ASSERT_RECOVER_RETURN(!m_pickerStrokeId);
         setMode(SECONDARY_PAINT_MODE);
 
         KisColorPickerStrokeStrategy *strategy = new KisColorPickerStrokeStrategy();
         connect(strategy, &KisColorPickerStrokeStrategy::sigColorUpdated,
                 this, &KisToolPaint::slotColorPickingFinished);
 
         m_pickerStrokeId = image()->startStroke(strategy);
         m_colorPickingCompressor->start(PickingJob(event->point, action));
         requestUpdateOutline(event->point, event);
     } else {
         KisTool::beginAlternateAction(event, action);
     }
 }
 
 void KisToolPaint::continueAlternateAction(KoPointerEvent *event, AlternateAction action)
 {
     if (isPickingAction(action)) {
         KIS_ASSERT_RECOVER_RETURN(m_pickerStrokeId);
         m_colorPickingCompressor->start(PickingJob(event->point, action));
         requestUpdateOutline(event->point, event);
     } else {
         KisTool::continueAlternateAction(event, action);
     }
 }
 
 void KisToolPaint::endAlternateAction(KoPointerEvent *event, AlternateAction action)
 {
     if (isPickingAction(action)) {
         KIS_ASSERT_RECOVER_RETURN(m_pickerStrokeId);
         image()->endStroke(m_pickerStrokeId);
         m_pickerStrokeId.clear();
         requestUpdateOutline(event->point, event);
         setMode(HOVER_MODE);
     } else {
         KisTool::endAlternateAction(event, action);
     }
 }
 
 int KisToolPaint::colorPreviewResourceId(AlternateAction action)
 {
     bool toForegroundColor = action == PickFgNode || action == PickFgImage;
     int resource = toForegroundColor ?
         KoCanvasResourceManager::ForegroundColor : KoCanvasResourceManager::BackgroundColor;
 
     return resource;
 }
 
 void KisToolPaint::slotColorPickingFinished(const KoColor &color)
 {
     canvas()->resourceManager()->setResource(m_pickingResource, color);
 
     if (!m_showColorPreview) return;
 
     KisCanvas2 * kisCanvas = dynamic_cast<KisCanvas2*>(canvas());
     KIS_ASSERT_RECOVER_RETURN(kisCanvas);
     QColor previewColor = kisCanvas->displayColorConverter()->toQColor(color);
 
     m_colorPreviewShowComparePlate = true;
     m_colorPreviewCurrentColor = previewColor;
 
     requestUpdateOutline(m_outlineDocPoint, 0);
 }
 
 void KisToolPaint::mousePressEvent(KoPointerEvent *event)
 {
     KisTool::mousePressEvent(event);
     if (mode() == KisTool::HOVER_MODE) {
         requestUpdateOutline(event->point, event);
     }
 }
 
 void KisToolPaint::mouseMoveEvent(KoPointerEvent *event)
 {
     KisTool::mouseMoveEvent(event);
     if (mode() == KisTool::HOVER_MODE) {
         requestUpdateOutline(event->point, event);
     }
 }
 
 void KisToolPaint::mouseReleaseEvent(KoPointerEvent *event)
 {
     KisTool::mouseReleaseEvent(event);
     if (mode() == KisTool::HOVER_MODE) {
         requestUpdateOutline(event->point, event);
     }
 }
 
 QWidget * KisToolPaint::createOptionWidget()
 {
     QWidget *optionWidget = new QWidget();
     optionWidget->setObjectName(toolId());
 
     QVBoxLayout *verticalLayout = new QVBoxLayout(optionWidget);
     verticalLayout->setObjectName("KisToolPaint::OptionWidget::VerticalLayout");
     verticalLayout->setContentsMargins(0,0,0,0);
     verticalLayout->setSpacing(5);
 
     // See https://bugs.kde.org/show_bug.cgi?id=316896
     QWidget *specialSpacer = new QWidget(optionWidget);
     specialSpacer->setObjectName("SpecialSpacer");
     specialSpacer->setFixedSize(0, 0);
     verticalLayout->addWidget(specialSpacer);
     verticalLayout->addWidget(specialSpacer);
 
     m_optionsWidgetLayout = new QGridLayout();
     m_optionsWidgetLayout->setColumnStretch(1, 1);
 
     verticalLayout->addLayout(m_optionsWidgetLayout);
     m_optionsWidgetLayout->setContentsMargins(0,0,0,0);
     m_optionsWidgetLayout->setSpacing(5);
 
     if (!quickHelp().isEmpty()) {
         QPushButton *push = new QPushButton(KisIconUtils::loadIcon("help-contents"), QString(), optionWidget);
         connect(push, SIGNAL(clicked()), this, SLOT(slotPopupQuickHelp()));
 
         QHBoxLayout *hLayout = new QHBoxLayout(optionWidget);
         hLayout->addWidget(push);
         hLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Fixed));
         verticalLayout->addLayout(hLayout);
     }
 
     return optionWidget;
 }
 
 QWidget* findLabelWidget(QGridLayout *layout, QWidget *control)
 {
     QWidget *result = 0;
 
     int index = layout->indexOf(control);
 
     int row, col, rowSpan, colSpan;
     layout->getItemPosition(index, &row, &col, &rowSpan, &colSpan);
 
     if (col > 0) {
         QLayoutItem *item = layout->itemAtPosition(row, col - 1);
 
         if (item) {
             result = item->widget();
         }
     } else {
         QLayoutItem *item = layout->itemAtPosition(row, col + 1);
         if (item) {
             result = item->widget();
         }
     }
 
     return result;
 }
 
 void KisToolPaint::showControl(QWidget *control, bool value)
 {
     control->setVisible(value);
     QWidget *label = findLabelWidget(m_optionsWidgetLayout, control);
     if (label) {
         label->setVisible(value);
     }
 }
 
 void KisToolPaint::enableControl(QWidget *control, bool value)
 {
     control->setEnabled(value);
     QWidget *label = findLabelWidget(m_optionsWidgetLayout, control);
     if (label) {
         label->setEnabled(value);
     }
 }
 
 void KisToolPaint::addOptionWidgetLayout(QLayout *layout)
 {
     Q_ASSERT(m_optionsWidgetLayout != 0);
     int rowCount = m_optionsWidgetLayout->rowCount();
     m_optionsWidgetLayout->addLayout(layout, rowCount, 0, 1, 2);
 }
 
 
 void KisToolPaint::addOptionWidgetOption(QWidget *control, QWidget *label)
 {
     Q_ASSERT(m_optionsWidgetLayout != 0);
     if (label) {
         m_optionsWidgetLayout->addWidget(label, m_optionsWidgetLayout->rowCount(), 0);
         m_optionsWidgetLayout->addWidget(control, m_optionsWidgetLayout->rowCount() - 1, 1);
     }
     else {
         m_optionsWidgetLayout->addWidget(control, m_optionsWidgetLayout->rowCount(), 0, 1, 2);
     }
 }
 
 
 void KisToolPaint::setOpacity(qreal opacity)
 {
     m_opacity = quint8(opacity * OPACITY_OPAQUE_U8);
 }
 
 const KoCompositeOp* KisToolPaint::compositeOp()
 {
     if (currentNode()) {
         KisPaintDeviceSP device = currentNode()->paintDevice();
         if (device) {
             QString op = canvas()->resourceManager()->resource(KisCanvasResourceProvider::CurrentCompositeOp).toString();
             return device->colorSpace()->compositeOp(op);
         }
     }
     return 0;
 }
 
 void KisToolPaint::slotPopupQuickHelp()
 {
     QWhatsThis::showText(QCursor::pos(), quickHelp());
 }
 
 KisToolPaint::NodePaintAbility KisToolPaint::nodePaintAbility()
 {
     KisNodeSP node = currentNode();
     if (!node) {
         return NONE;
     }
     if (node->inherits("KisShapeLayer")) {
         return VECTOR;
     }
     if (node->inherits("KisCloneLayer")) {
         return CLONE;
     }
     if (node->paintDevice()) {
         return PAINT;
     }
     return NONE;
 }
 
 void KisToolPaint::activatePrimaryAction()
 {
     pickColorWasOverridden();
     setOutlineEnabled(true);
     KisTool::activatePrimaryAction();
 }
 
 void KisToolPaint::deactivatePrimaryAction()
 {
     setOutlineEnabled(false);
     KisTool::deactivatePrimaryAction();
 }
 
 bool KisToolPaint::isOutlineEnabled() const
 {
     return m_isOutlineEnabled;
 }
 
 void KisToolPaint::setOutlineEnabled(bool value)
 {
     m_isOutlineEnabled = value;
     requestUpdateOutline(m_outlineDocPoint, 0);
 }
 
 void KisToolPaint::increaseBrushSize()
 {
     qreal paintopSize = currentPaintOpPreset()->settings()->paintOpSize();
 
     std::vector<int>::iterator result =
         std::upper_bound(m_standardBrushSizes.begin(),
                          m_standardBrushSizes.end(),
                          qRound(paintopSize));
 
     int newValue = result != m_standardBrushSizes.end() ? *result : m_standardBrushSizes.back();
 
     currentPaintOpPreset()->settings()->setPaintOpSize(newValue);
     requestUpdateOutline(m_outlineDocPoint, 0);
 }
 
 void KisToolPaint::decreaseBrushSize()
 {
     qreal paintopSize = currentPaintOpPreset()->settings()->paintOpSize();
 
     std::vector<int>::reverse_iterator result =
         std::upper_bound(m_standardBrushSizes.rbegin(),
                          m_standardBrushSizes.rend(),
                          (int)paintopSize,
                          std::greater<int>());
 
     int newValue = result != m_standardBrushSizes.rend() ? *result : m_standardBrushSizes.front();
 
     currentPaintOpPreset()->settings()->setPaintOpSize(newValue);
     requestUpdateOutline(m_outlineDocPoint, 0);
 }
 
 QRectF KisToolPaint::colorPreviewDocRect(const QPointF &outlineDocPoint)
 {
     if (!m_showColorPreview) return QRect();
 
     KisConfig cfg;
 
     const QRectF colorPreviewViewRect = cfg.colorPreviewRect();
     const QRectF colorPreviewDocumentRect = canvas()->viewConverter()->viewToDocument(colorPreviewViewRect);
 
     return colorPreviewDocumentRect.translated(outlineDocPoint);
 }
 
 void KisToolPaint::requestUpdateOutline(const QPointF &outlineDocPoint, const KoPointerEvent *event)
 {
     if (!m_supportOutline) return;
 
     KisConfig cfg;
     KisPaintOpSettings::OutlineMode outlineMode;
 
     if (isOutlineEnabled() &&
         (mode() == KisTool::GESTURE_MODE ||
          ((cfg.newOutlineStyle() == OUTLINE_FULL ||
            cfg.newOutlineStyle() == OUTLINE_CIRCLE ||
            cfg.newOutlineStyle() == OUTLINE_TILT) &&
           ((mode() == HOVER_MODE) ||
            (mode() == PAINT_MODE && cfg.showOutlineWhilePainting()))))) { // lisp forever!
 
         outlineMode.isVisible = true;
 
         if (cfg.newOutlineStyle() == OUTLINE_CIRCLE) {
             outlineMode.forceCircle = true;
         } else if(cfg.newOutlineStyle() == OUTLINE_TILT) {
             outlineMode.forceCircle = true;
             outlineMode.showTiltDecoration = true;
         } else {
             // noop
         }
     }
 
     outlineMode.forceFullSize = cfg.forceAlwaysFullSizedOutline();
 
     m_outlineDocPoint = outlineDocPoint;
     m_currentOutline = getOutlinePath(m_outlineDocPoint, event, outlineMode);
 
     QRectF outlinePixelRect = m_currentOutline.boundingRect();
     QRectF outlineDocRect = currentImage()->pixelToDocument(outlinePixelRect);
 
     // This adjusted call is needed as we paint with a 3 pixel wide brush and the pen is outside the bounds of the path
     // Pen uses view coordinates so we have to zoom the document value to match 2 pixel in view coordiates
     // See BUG 275829
     qreal zoomX;
     qreal zoomY;
     canvas()->viewConverter()->zoom(&zoomX, &zoomY);
     qreal xoffset = 2.0/zoomX;
     qreal yoffset = 2.0/zoomY;
 
     if (!outlineDocRect.isEmpty()) {
         outlineDocRect.adjust(-xoffset,-yoffset,xoffset,yoffset);
     }
 
     QRectF colorPreviewDocRect = this->colorPreviewDocRect(m_outlineDocPoint);
     QRectF colorPreviewDocUpdateRect;
     if (!colorPreviewDocRect.isEmpty()) {
         colorPreviewDocUpdateRect.adjust(-xoffset,-yoffset,xoffset,yoffset);
     }
 
     // DIRTY HACK ALERT: we should fetch the assistant's dirty rect when requesting
     //                   the update, instead of just dumbly update the entire canvas!
 
     KisCanvas2 * kiscanvas = dynamic_cast<KisCanvas2*>(canvas());
     KisPaintingAssistantsDecorationSP decoration = kiscanvas->paintingAssistantsDecoration();
     if (decoration && decoration->visible()) {
         kiscanvas->updateCanvas();
     } else {
         // TODO: only this branch should be present!
         if (!m_oldColorPreviewUpdateRect.isEmpty()) {
             canvas()->updateCanvas(m_oldColorPreviewUpdateRect);
         }
 
         if (!m_oldOutlineRect.isEmpty()) {
             canvas()->updateCanvas(m_oldOutlineRect);
         }
 
         if (!outlineDocRect.isEmpty()) {
             canvas()->updateCanvas(outlineDocRect);
         }
 
         if (!colorPreviewDocUpdateRect.isEmpty()) {
             canvas()->updateCanvas(colorPreviewDocUpdateRect);
         }
     }
 
     m_oldOutlineRect = outlineDocRect;
     m_oldColorPreviewRect = colorPreviewDocRect;
     m_oldColorPreviewUpdateRect = colorPreviewDocUpdateRect;
 }
 
 QPainterPath KisToolPaint::getOutlinePath(const QPointF &documentPos,
                                           const KoPointerEvent *event,
                                           KisPaintOpSettings::OutlineMode outlineMode)
 {
     Q_UNUSED(event);
 
     QPointF imagePos = currentImage()->documentToPixel(documentPos);
     QPainterPath path = currentPaintOpPreset()->settings()->
         brushOutline(KisPaintInformation(imagePos), outlineMode);
 
     return path;
 }
 
diff --git a/plugins/tools/basictools/kis_tool_colorpicker.cc b/plugins/tools/basictools/kis_tool_colorpicker.cc
index 9b3487da52..0c17a9f859 100644
--- a/plugins/tools/basictools/kis_tool_colorpicker.cc
+++ b/plugins/tools/basictools/kis_tool_colorpicker.cc
@@ -1,350 +1,350 @@
 /*
  *  Copyright (c) 1999 Matthias Elter <me@kde.org>
  *  Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
  *  Copyright (c) 2010 Lukáš Tvrdý <lukast.dev@gmail.com>
  *  Copyright (c) 2018 Emmet & Eoin O'Neill <emmetoneill.pdx@gmail.com>
  *
  *  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 "kis_tool_colorpicker.h"
 
 #include <boost/thread/locks.hpp>
 #include <QMessageBox>
 #include "kis_cursor.h"
 #include "KisDocument.h"
 #include "kis_canvas2.h"
 #include "KisReferenceImagesLayer.h"
 #include "KoCanvasBase.h"
 #include "kis_random_accessor_ng.h"
 #include "KoResourceServerProvider.h"
 #include <KoMixColorsOp.h>
 #include "kis_wrapped_rect.h"
 #include "kis_tool_utils.h"
 
 namespace
 {
 // GUI ComboBox index constants
 const int SAMPLE_MERGED = 0;
 }
 
 KisToolColorPicker::KisToolColorPicker(KoCanvasBase *canvas)
     : KisTool(canvas, KisCursor::pickerCursor()),
       m_config(new KisToolUtils::ColorPickerConfig)
 {
     setObjectName("tool_colorpicker");
     m_isActivated = false;
     m_optionsWidget = 0;
     m_pickedColor = KoColor();
 }
 
 KisToolColorPicker::~KisToolColorPicker()
 {
     if (m_isActivated) {
         m_config->save(m_toolActivationSource == KisTool::DefaultActivation);
     }
 }
 
 void KisToolColorPicker::paint(QPainter &gc, const KoViewConverter &converter)
 {
     Q_UNUSED(gc);
     Q_UNUSED(converter);
 }
 
 void KisToolColorPicker::activate(ToolActivation activation, const QSet<KoShape*> &shapes)
 {
     m_isActivated = true;
     m_toolActivationSource = activation;
     m_config->load(m_toolActivationSource == KisTool::DefaultActivation);
     updateOptionWidget();
 
     KisTool::activate(activation, shapes);
 }
 
 void KisToolColorPicker::deactivate()
 {
     m_config->save(m_toolActivationSource == KisTool::DefaultActivation);
     m_isActivated = false;
     KisTool::deactivate();
 }
 
 void KisToolColorPicker::pickColor(const QPointF &pos)
 {
     // Timer check.
     if (m_colorPickerDelayTimer.isActive()) {
         return;
     }
     else {
         m_colorPickerDelayTimer.setSingleShot(true);
         m_colorPickerDelayTimer.start(100);
     }
 
     QScopedPointer<boost::lock_guard<KisImage>> imageLocker;
 
     m_pickedColor.setOpacity(0.0);
 
     // Pick from reference images.
     if (m_optionsWidget->cmbSources->currentIndex() == SAMPLE_MERGED) {
         auto *kisCanvas = dynamic_cast<KisCanvas2 *>(canvas());
         KIS_SAFE_ASSERT_RECOVER_RETURN(kisCanvas);
         KisSharedPtr<KisReferenceImagesLayer> referenceImageLayer =
             kisCanvas->imageView()->document()->referenceImagesLayer();
 
-        if (referenceImageLayer) {
+        if (referenceImageLayer && kisCanvas->referenceImagesDecoration()->visible()) {
             QColor color = referenceImageLayer->getPixel(pos);
             if (color.isValid()) {
                 m_pickedColor.fromQColor(color);
             }
         }
     }
 
     if (m_pickedColor.opacityU8() == OPACITY_TRANSPARENT_U8) {
         KisPaintDeviceSP dev;
 
         if (m_optionsWidget->cmbSources->currentIndex() != SAMPLE_MERGED &&
             currentNode() && currentNode()->colorPickSourceDevice()) {
             dev = currentNode()->colorPickSourceDevice();
         }
         else {
             imageLocker.reset(new boost::lock_guard<KisImage>(*currentImage()));
             dev = currentImage()->projection();
         }
 
         KoColor previousColor = canvas()->resourceManager()->foregroundColor();
 
         KisToolUtils::pickColor(m_pickedColor, dev, pos.toPoint(), &previousColor, m_config->radius, m_config->blend); /*!*/
 
         if (m_config->updateColor &&
                 m_pickedColor.opacityU8() != OPACITY_TRANSPARENT_U8) {
 
             KoColor publicColor = m_pickedColor;
             publicColor.setOpacity(OPACITY_OPAQUE_U8);
 
             if (m_config->toForegroundColor) {
                 canvas()->resourceManager()->setResource(KoCanvasResourceManager::ForegroundColor, publicColor);
             }
             else {
                 canvas()->resourceManager()->setResource(KoCanvasResourceManager::BackgroundColor, publicColor);
             }
         }
     }
 }
 
 void KisToolColorPicker::beginPrimaryAction(KoPointerEvent *event)
 {
     bool sampleMerged = m_optionsWidget->cmbSources->currentIndex() == SAMPLE_MERGED;
     if (!sampleMerged) {
         if (!currentNode()) {
             QMessageBox::information(0, i18nc("@title:window", "Krita"), i18n("Cannot pick a color as no layer is active."));
             event->ignore();
             return;
         }
         if (!currentNode()->visible()) {
             QMessageBox::information(0, i18nc("@title:window", "Krita"), i18n("Cannot pick a color as the active layer is not visible."));
             event->ignore();
             return;
         }
     }
 
     QPoint pos = convertToImagePixelCoordFloored(event);
     // Color picking has to start in the visible part of the layer
     if (!currentImage()->bounds().contains(pos) &&
         !currentImage()->wrapAroundModePermitted()) {
         event->ignore();
         return;
     }
 
     setMode(KisTool::PAINT_MODE);
     pickColor(pos);
     displayPickedColor();
 }
 
 void KisToolColorPicker::continuePrimaryAction(KoPointerEvent *event)
 {
     CHECK_MODE_SANITY_OR_RETURN(KisTool::PAINT_MODE);
 
     QPoint pos = convertToImagePixelCoordFloored(event);
     pickColor(pos);
     displayPickedColor();
 }
 
 void KisToolColorPicker::endPrimaryAction(KoPointerEvent *event)
 {
     Q_UNUSED(event);
     CHECK_MODE_SANITY_OR_RETURN(KisTool::PAINT_MODE);
 
     if (m_config->addPalette) {
         KoColorSetEntry ent;
         ent.setColor(m_pickedColor);
         // We don't ask for a name, too intrusive here
 
         KoColorSet *palette = m_palettes.at(m_optionsWidget->cmbPalette->currentIndex());
         palette->add(ent);
 
         if (!palette->save()) {
             QMessageBox::critical(0, i18nc("@title:window", "Krita"), i18n("Cannot write to palette file %1. Maybe it is read-only.", palette->filename()));
         }
     }
 }
 
 struct PickedChannel {
     QString name;
     QString valueText;
 };
 
 void KisToolColorPicker::displayPickedColor()
 {
     if (m_pickedColor.data() && m_optionsWidget) {
 
         QList<KoChannelInfo *> channels = m_pickedColor.colorSpace()->channels();
         m_optionsWidget->listViewChannels->clear();
 
         QVector<PickedChannel> pickedChannels;
         for (int i = 0; i < channels.count(); ++i) {
             pickedChannels.append(PickedChannel());
         }
 
         for (int i = 0; i < channels.count(); ++i) {
 
             PickedChannel pc;
             pc.name = channels[i]->name();
 
             if (m_config->normaliseValues) {
                 pc.valueText = m_pickedColor.colorSpace()->normalisedChannelValueText(m_pickedColor.data(), i);
             } else {
                 pc.valueText = m_pickedColor.colorSpace()->channelValueText(m_pickedColor.data(), i);
             }
 
             pickedChannels[channels[i]->displayPosition()] = pc;
 
         }
 
         Q_FOREACH (const PickedChannel &pc, pickedChannels) {
             QTreeWidgetItem *item = new QTreeWidgetItem(m_optionsWidget->listViewChannels);
             item->setText(0, pc.name);
             item->setText(1, pc.valueText);
         }
     }
 }
 
 QWidget* KisToolColorPicker::createOptionWidget()
 {
     m_optionsWidget = new ColorPickerOptionsWidget(0);
     m_optionsWidget->setObjectName(toolId() + " option widget");
     m_optionsWidget->listViewChannels->setSortingEnabled(false);
 
     // See https://bugs.kde.org/show_bug.cgi?id=316896
     QWidget *specialSpacer = new QWidget(m_optionsWidget);
     specialSpacer->setObjectName("SpecialSpacer");
     specialSpacer->setFixedSize(0, 0);
     m_optionsWidget->layout()->addWidget(specialSpacer);
 
     // Initialize blend KisSliderSpinBox
     m_optionsWidget->blend->setRange(0,100);
     m_optionsWidget->blend->setSuffix("%");
 
     updateOptionWidget();
 
     connect(m_optionsWidget->cbUpdateCurrentColor, SIGNAL(toggled(bool)), SLOT(slotSetUpdateColor(bool)));
     connect(m_optionsWidget->cbNormaliseValues, SIGNAL(toggled(bool)), SLOT(slotSetNormaliseValues(bool)));
     connect(m_optionsWidget->cbPalette, SIGNAL(toggled(bool)),
             SLOT(slotSetAddPalette(bool)));
     connect(m_optionsWidget->radius, SIGNAL(valueChanged(int)),
             SLOT(slotChangeRadius(int)));
     connect(m_optionsWidget->blend, SIGNAL(valueChanged(int)),
             SLOT(slotChangeBlend(int)));
     connect(m_optionsWidget->cmbSources, SIGNAL(currentIndexChanged(int)),
             SLOT(slotSetColorSource(int)));
 
     KoResourceServer<KoColorSet> *srv = KoResourceServerProvider::instance()->paletteServer();
 
     if (!srv) {
         return m_optionsWidget;
     }
 
     QList<KoColorSet*> palettes = srv->resources();
 
     Q_FOREACH (KoColorSet *palette, palettes) {
         if (palette) {
             m_optionsWidget->cmbPalette->addSqueezedItem(palette->name());
             m_palettes.append(palette);
         }
     }
 
     return m_optionsWidget;
 }
 
 void KisToolColorPicker::updateOptionWidget()
 {
     if (!m_optionsWidget) return;
 
     m_optionsWidget->cbNormaliseValues->setChecked(m_config->normaliseValues);
     m_optionsWidget->cbUpdateCurrentColor->setChecked(m_config->updateColor);
     m_optionsWidget->cmbSources->setCurrentIndex(SAMPLE_MERGED + !m_config->sampleMerged);
     m_optionsWidget->cbPalette->setChecked(m_config->addPalette);
     m_optionsWidget->radius->setValue(m_config->radius);
     m_optionsWidget->blend->setValue(m_config->blend);
 }
 
 void KisToolColorPicker::setToForeground(bool newValue)
 {
     m_config->toForegroundColor = newValue;
     emit toForegroundChanged();
 }
 
 bool KisToolColorPicker::toForeground() const
 {
     return m_config->toForegroundColor;
 }
 
 void KisToolColorPicker::slotSetUpdateColor(bool state)
 {
     m_config->updateColor = state;
 }
 
 void KisToolColorPicker::slotSetNormaliseValues(bool state)
 {
     m_config->normaliseValues = state;
     displayPickedColor();
 }
 
 void KisToolColorPicker::slotSetAddPalette(bool state)
 {
     m_config->addPalette = state;
 }
 
 void KisToolColorPicker::slotChangeRadius(int value)
 {
     m_config->radius = value;
 }
 
 void KisToolColorPicker::slotChangeBlend(int value)
 {
     m_config->blend = value;
 }
 
 void KisToolColorPicker::slotSetColorSource(int value)
 {
     m_config->sampleMerged = value == SAMPLE_MERGED;
 }
 
 void KisToolColorPicker::slotAddPalette(KoResource *resource)
 {
     KoColorSet *palette = dynamic_cast<KoColorSet*>(resource);
     if (palette) {
         m_optionsWidget->cmbPalette->addSqueezedItem(palette->name());
         m_palettes.append(palette);
     }
 }