diff --git a/plugins/tools/selectiontools/KisToolSelectMagnetic.cc b/plugins/tools/selectiontools/KisToolSelectMagnetic.cc index c215b42b2e..a3fb1cb4a7 100644 --- a/plugins/tools/selectiontools/KisToolSelectMagnetic.cc +++ b/plugins/tools/selectiontools/KisToolSelectMagnetic.cc @@ -1,719 +1,719 @@ /* * Copyright (c) 2019 Kuntal Majumder * * 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 "KisToolSelectMagnetic.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "kis_painter.h" #include #include "canvas/kis_canvas2.h" #include "kis_pixel_selection.h" #include "kis_selection_tool_helper.h" #include "kis_algebra_2d.h" #include "KisHandlePainterHelper.h" #include #define FEEDBACK_LINE_WIDTH 2 KisToolSelectMagnetic::KisToolSelectMagnetic(KoCanvasBase *canvas) : KisToolSelect(canvas, KisCursor::load("tool_magnetic_selection_cursor.png", 5, 5), i18n("Magnetic Selection")), m_continuedMode(false), m_complete(false), m_selected(false), m_finished(false), - m_worker(image()->projection()), m_threshold(70), m_searchRadius(30), m_filterRadius(3.0), - m_mouseHoverCompressor(100, KisSignalCompressor::FIRST_ACTIVE) + m_worker(image()->projection()), m_threshold(70), m_searchRadius(30), m_anchorGap(30), + m_filterRadius(3.0), m_mouseHoverCompressor(100, KisSignalCompressor::FIRST_ACTIVE) { } void KisToolSelectMagnetic::keyPressEvent(QKeyEvent *event) { if (event->key() == Qt::Key_Control) { m_continuedMode = true; } KisToolSelect::keyPressEvent(event); } /* * Calculates the checkpoints responsible to determining the last point from where * the edge is calculated. * Takes 3 point, min, median and max, searches for an edge point from median to max, if fails, * searches for the same from median to min, if fails, median becomes that edge point. */ void KisToolSelectMagnetic::calculateCheckPoints(vQPointF points) { qreal totalDistance = 0.0; int checkPoint = 0; int finalPoint = 2; int midPoint = 1; int minPoint = 0; qreal maxFactor = 2; for (; finalPoint < points.count(); finalPoint++) { totalDistance += kisDistance(points[finalPoint], points[finalPoint - 1]); if (totalDistance <= m_anchorGap / 3) { minPoint = finalPoint; } if (totalDistance <= m_anchorGap) { midPoint = finalPoint; } if (totalDistance > maxFactor * m_anchorGap) { break; } } if (totalDistance > maxFactor * m_anchorGap) { bool foundSomething = false; for (int i = midPoint; i < finalPoint; i++) { if (m_worker.intensity(points.at(i).toPoint()) >= m_threshold) { m_lastAnchor = points.at(i).toPoint(); m_anchorPoints.push_back(m_lastAnchor); vQPointF temp; for (int j = 0; j <= i; j++) { temp.push_back(points[j]); } m_pointCollection.push_back(temp); foundSomething = true; checkPoint = i; break; } } if (!foundSomething) { for (int i = midPoint - 1; i >= minPoint; i--) { if (m_worker.intensity(points.at(i).toPoint()) >= m_threshold) { m_lastAnchor = points.at(i).toPoint(); m_anchorPoints.push_back(m_lastAnchor); vQPointF temp; for (int j = midPoint - 1; j >= i; j--) { temp.push_front(points[j]); } m_pointCollection.push_back(temp); foundSomething = true; checkPoint = i; break; } } } if (!foundSomething) { m_lastAnchor = points[midPoint].toPoint(); m_anchorPoints.push_back(m_lastAnchor); vQPointF temp; for (int j = 0; j <= midPoint; j++) { temp.push_back(points[j]); } m_pointCollection.push_back(temp); checkPoint = midPoint; foundSomething = true; } } totalDistance = 0.0; reEvaluatePoints(); for (; finalPoint < points.count(); finalPoint++) { totalDistance += kisDistance(points[finalPoint], points[checkPoint]); if (totalDistance > maxFactor * m_anchorGap) { points.remove(0, checkPoint + 1); calculateCheckPoints(points); break; } } } // KisToolSelectMagnetic::calculateCheckPoints void KisToolSelectMagnetic::keyReleaseEvent(QKeyEvent *event) { if (event->key() == Qt::Key_Control || !(event->modifiers() & Qt::ControlModifier)) { m_continuedMode = false; if (mode() != PAINT_MODE && !m_points.isEmpty()) { finishSelectionAction(); } } KisToolSelect::keyReleaseEvent(event); } vQPointF KisToolSelectMagnetic::computeEdgeWrapper(QPoint a, QPoint b) { return m_worker.computeEdge(m_searchRadius, a, b, m_filterRadius); } // the cursor is still tracked even when no mousebutton is pressed void KisToolSelectMagnetic::mouseMoveEvent(KoPointerEvent *event) { m_lastCursorPos = convertToPixelCoord(event); KisToolSelect::mouseMoveEvent(event); updatePaintPath(); } // KisToolSelectMagnetic::mouseMoveEvent // press primary mouse button void KisToolSelectMagnetic::beginPrimaryAction(KoPointerEvent *event) { setMode(KisTool::PAINT_MODE); QPointF temp(convertToPixelCoord(event)); m_cursorOnPress = temp; if (!image()->bounds().contains(temp.toPoint())) { return; } checkIfAnchorIsSelected(temp); if (m_complete || m_selected) { return; } if (m_anchorPoints.count() != 0) { vQPointF edge = computeEdgeWrapper(m_anchorPoints.last(), temp.toPoint()); m_points.append(edge); m_pointCollection.push_back(edge); } else { updateInitialAnchorBounds(temp.toPoint()); } m_lastAnchor = temp.toPoint(); m_anchorPoints.push_back(m_lastAnchor); - updateCanvasPixelRect(image()->bounds()); m_lastCursorPos = temp; reEvaluatePoints(); + updateCanvasPixelRect(image()->bounds()); } // KisToolSelectMagnetic::beginPrimaryAction void KisToolSelectMagnetic::checkIfAnchorIsSelected(QPointF temp) { Q_FOREACH (const QPoint pt, m_anchorPoints) { qreal zoomLevel = canvas()->viewConverter()->zoom(); int sides = (int) std::ceil(10.0 / zoomLevel); QRect r = QRect(QPoint(0, 0), QSize(sides, sides)); r.moveCenter(pt); if (r.contains(temp.toPoint())) { m_selected = true; m_selectedAnchor = m_anchorPoints.lastIndexOf(pt); return; } } } void KisToolSelectMagnetic::beginPrimaryDoubleClickAction(KoPointerEvent *event) { QPointF temp = convertToPixelCoord(event); checkIfAnchorIsSelected(temp); if (m_selected) { deleteSelectedAnchor(); return; } if (m_complete) { if (!image()->bounds().contains(temp.toPoint())) { return; } int pointA = 0, pointB = 1; double dist = std::numeric_limits::max(); int total = m_anchorPoints.count(); for (int i = 0; i < total; i++) { - double distToCompare = - kisDistance(m_anchorPoints[i], temp) + kisDistance(temp, m_anchorPoints[(i + 1) % total]); + double distToCompare = kisDistance(m_anchorPoints[i], temp) + + kisDistance(temp, m_anchorPoints[(i + 1) % total]); if (dist > distToCompare) { pointA = i; pointB = (i + 1) % total; dist = distToCompare; } } vQPointF path1 = computeEdgeWrapper(m_anchorPoints[pointA], temp.toPoint()); vQPointF path2 = computeEdgeWrapper(temp.toPoint(), m_anchorPoints[pointB]); m_pointCollection[pointA] = path1; m_pointCollection.insert(pointB, path2); m_anchorPoints.insert(pointB, temp.toPoint()); reEvaluatePoints(); } } // KisToolSelectMagnetic::beginPrimaryDoubleClickAction // drag while primary mouse button is pressed void KisToolSelectMagnetic::continuePrimaryAction(KoPointerEvent *event) { if (m_selected) { m_anchorPoints[m_selectedAnchor] = convertToPixelCoord(event).toPoint(); } else { m_lastCursorPos = convertToPixelCoord(event); m_mouseHoverCompressor.start(); } KisToolSelectBase::continuePrimaryAction(event); } void KisToolSelectMagnetic::slotCalculateEdge() { QPoint current = m_lastCursorPos.toPoint(); vQPointF pointSet = computeEdgeWrapper(m_lastAnchor, current); calculateCheckPoints(pointSet); } // release primary mouse button void KisToolSelectMagnetic::endPrimaryAction(KoPointerEvent *event) { if (m_selected && convertToPixelCoord(event) != m_cursorOnPress) { if (!image()->bounds().contains(m_anchorPoints[m_selectedAnchor])) { deleteSelectedAnchor(); } else { updateSelectedAnchor(); } } else if (m_selected) { QPointF temp(convertToPixelCoord(event)); if (m_snapBound.contains(temp) && m_anchorPoints.count() > 1) { vQPointF edge = computeEdgeWrapper(m_anchorPoints.last(), temp.toPoint()); m_points.append(edge); m_pointCollection.push_back(edge); m_complete = true; } } if (m_mouseHoverCompressor.isActive()) { m_mouseHoverCompressor.stop(); slotCalculateEdge(); } m_selected = false; KisToolSelectBase::endPrimaryAction(event); } // KisToolSelectMagnetic::endPrimaryAction void KisToolSelectMagnetic::deleteSelectedAnchor() { if (m_anchorPoints.isEmpty()) return; // if it is the initial anchor if (m_selectedAnchor == 0) { m_anchorPoints.pop_front(); if (m_anchorPoints.isEmpty()) { // it was the only point lol reEvaluatePoints(); return; } m_pointCollection.pop_front(); if (m_complete) { m_pointCollection[0] = computeEdgeWrapper(m_anchorPoints.first(), m_anchorPoints.last()); } reEvaluatePoints(); return; } // if it is the last anchor if (m_selectedAnchor == m_anchorPoints.count() - 1) { m_anchorPoints.pop_back(); m_pointCollection.pop_back(); if (m_complete) { m_pointCollection[m_selectedAnchor] = computeEdgeWrapper(m_anchorPoints.last(), m_anchorPoints.first()); } reEvaluatePoints(); return; } // it is in the middle m_anchorPoints.remove(m_selectedAnchor); m_pointCollection.remove(m_selectedAnchor); - m_pointCollection[m_selectedAnchor - - 1] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor - 1], m_anchorPoints[m_selectedAnchor]); + m_pointCollection[m_selectedAnchor - 1] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor - 1], + m_anchorPoints[m_selectedAnchor]); reEvaluatePoints(); } // KisToolSelectMagnetic::deleteSelectedAnchor void KisToolSelectMagnetic::updateSelectedAnchor() { // initial if (m_selectedAnchor == 0 && m_anchorPoints.count() > 1) { m_pointCollection[m_selectedAnchor] = computeEdgeWrapper(m_anchorPoints[0], m_anchorPoints[1]); if (m_complete) { - m_pointCollection[m_anchorPoints.count() - 1] = computeEdgeWrapper( - m_anchorPoints.last(), m_anchorPoints.first()); + m_pointCollection[m_anchorPoints.count() - 1] = computeEdgeWrapper(m_anchorPoints.last(), + m_anchorPoints.first()); } reEvaluatePoints(); return; } // last if (m_selectedAnchor == m_anchorPoints.count() - 1) { m_pointCollection[m_selectedAnchor - 1] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor - 1], m_anchorPoints.last()); if (m_complete) { m_pointCollection[m_selectedAnchor] = computeEdgeWrapper(m_anchorPoints.last(), m_anchorPoints.first()); } reEvaluatePoints(); return; } // middle - m_pointCollection[m_selectedAnchor - - 1] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor - 1], m_anchorPoints[m_selectedAnchor]); - m_pointCollection[m_selectedAnchor] = - computeEdgeWrapper(m_anchorPoints[m_selectedAnchor], m_anchorPoints[m_selectedAnchor + 1]); + m_pointCollection[m_selectedAnchor - 1] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor - 1], + m_anchorPoints[m_selectedAnchor]); + m_pointCollection[m_selectedAnchor] = computeEdgeWrapper(m_anchorPoints[m_selectedAnchor], + m_anchorPoints[m_selectedAnchor + 1]); reEvaluatePoints(); } int KisToolSelectMagnetic::updateInitialAnchorBounds(QPoint pt) { qreal zoomLevel = canvas()->viewConverter()->zoom(); int sides = (int) std::ceil(10.0 / zoomLevel); m_snapBound = QRectF(QPoint(0, 0), QSize(sides, sides)); m_snapBound.moveCenter(pt); return sides; } void KisToolSelectMagnetic::reEvaluatePoints() { m_points.clear(); Q_FOREACH (const vQPointF vec, m_pointCollection) { m_points.append(vec); } updatePaintPath(); } void KisToolSelectMagnetic::finishSelectionAction() { KisCanvas2 *kisCanvas = dynamic_cast(canvas()); KIS_ASSERT_RECOVER_RETURN(kisCanvas) kisCanvas->updateCanvas(); setMode(KisTool::HOVER_MODE); m_complete = false; m_finished = true; // just for testing out // m_worker.saveTheImage(m_points); QRectF boundingViewRect = pixelToView(KisAlgebra2D::accumulateBounds(m_points)); KisSelectionToolHelper helper(kisCanvas, kundo2_i18n("Magnetic Selection")); if (m_points.count() > 2 && !helper.tryDeselectCurrentSelection(boundingViewRect, selectionAction())) { QApplication::setOverrideCursor(KisCursor::waitCursor()); const SelectionMode mode = helper.tryOverrideSelectionMode(kisCanvas->viewManager()->selection(), selectionMode(), selectionAction()); if (mode == PIXEL_SELECTION) { KisPixelSelectionSP tmpSel = KisPixelSelectionSP(new KisPixelSelection()); KisPainter painter(tmpSel); painter.setPaintColor(KoColor(Qt::black, tmpSel->colorSpace())); painter.setAntiAliasPolygonFill(antiAliasSelection()); painter.setFillStyle(KisPainter::FillStyleForegroundColor); painter.setStrokeStyle(KisPainter::StrokeStyleNone); painter.paintPolygon(m_points); QPainterPath cache; cache.addPolygon(m_points); cache.closeSubpath(); tmpSel->setOutlineCache(cache); helper.selectPixelSelection(tmpSel, selectionAction()); } else { KoPathShape *path = new KoPathShape(); path->setShapeId(KoPathShapeId); QTransform resolutionMatrix; resolutionMatrix.scale(1 / currentImage()->xRes(), 1 / currentImage()->yRes()); path->moveTo(resolutionMatrix.map(m_points[0])); for (int i = 1; i < m_points.count(); i++) path->lineTo(resolutionMatrix.map(m_points[i])); path->close(); path->normalize(); helper.addSelectionShape(path, selectionAction()); } QApplication::restoreOverrideCursor(); } resetVariables(); } // KisToolSelectMagnetic::finishSelectionAction void KisToolSelectMagnetic::resetVariables() { m_points.clear(); m_anchorPoints.clear(); m_pointCollection.clear(); m_paintPath = QPainterPath(); } void KisToolSelectMagnetic::updatePaintPath() { m_paintPath = QPainterPath(); if (m_points.size() > 0) { m_paintPath.moveTo(pixelToView(m_points[0])); } for (int i = 1; i < m_points.count(); i++) { m_paintPath.lineTo(pixelToView(m_points[i])); } updateFeedback(); if (m_continuedMode && mode() != PAINT_MODE) { updateContinuedMode(); } updateCanvasPixelRect(image()->bounds()); } void KisToolSelectMagnetic::paint(QPainter& gc, const KoViewConverter &converter) { Q_UNUSED(converter) updatePaintPath(); if ((mode() == KisTool::PAINT_MODE || m_continuedMode) && !m_anchorPoints.isEmpty()) { QPainterPath outline = m_paintPath; if (m_continuedMode && mode() != KisTool::PAINT_MODE) { outline.lineTo(pixelToView(m_lastCursorPos)); } paintToolOutline(&gc, outline); drawAnchors(gc); } } void KisToolSelectMagnetic::drawAnchors(QPainter &gc) { int sides = updateInitialAnchorBounds(m_anchorPoints.first()); Q_FOREACH (const QPoint pt, m_anchorPoints) { KisHandlePainterHelper helper(&gc, handleRadius()); QRect r(QPoint(0, 0), QSize(sides, sides)); r.moveCenter(pt); if (r.contains(m_lastCursorPos.toPoint())) { helper.setHandleStyle(KisHandleStyle::highlightedPrimaryHandles()); } else { helper.setHandleStyle(KisHandleStyle::primarySelection()); } helper.drawHandleRect(pixelToView(pt), 4, QPoint(0, 0)); } } void KisToolSelectMagnetic::updateFeedback() { if (m_points.count() > 1) { qint32 lastPointIndex = m_points.count() - 1; QRectF updateRect = QRectF(m_points[lastPointIndex - 1], m_points[lastPointIndex]).normalized(); updateRect = kisGrowRect(updateRect, FEEDBACK_LINE_WIDTH); updateCanvasPixelRect(updateRect); } } void KisToolSelectMagnetic::updateContinuedMode() { if (!m_points.isEmpty()) { qint32 lastPointIndex = m_points.count() - 1; QRectF updateRect = QRectF(m_points[lastPointIndex - 1], m_lastCursorPos).normalized(); updateRect = kisGrowRect(updateRect, FEEDBACK_LINE_WIDTH); updateCanvasPixelRect(updateRect); } } void KisToolSelectMagnetic::activate(KoToolBase::ToolActivation activation, const QSet &shapes) { m_worker = KisMagneticWorker(image()->projection()); m_configGroup = KSharedConfig::openConfig()->group(toolId()); connect(action("undo_polygon_selection"), SIGNAL(triggered()), SLOT(undoPoints()), Qt::UniqueConnection); connect(&m_mouseHoverCompressor, SIGNAL(timeout()), this, SLOT(slotCalculateEdge())); KisToolSelect::activate(activation, shapes); } void KisToolSelectMagnetic::deactivate() { KisCanvas2 *kisCanvas = dynamic_cast(canvas()); KIS_ASSERT_RECOVER_RETURN(kisCanvas) kisCanvas->updateCanvas(); m_continuedMode = false; m_complete = true; disconnect(action("undo_polygon_selection"), nullptr, this, nullptr); KisTool::deactivate(); } void KisToolSelectMagnetic::undoPoints() { if (m_complete) return; m_anchorPoints.pop_back(); m_pointCollection.pop_back(); reEvaluatePoints(); } void KisToolSelectMagnetic::requestStrokeEnd() { if (m_finished || m_anchorPoints.count() < 2) return; finishSelectionAction(); m_finished = false; } void KisToolSelectMagnetic::requestStrokeCancellation() { m_complete = false; m_points.clear(); m_anchorPoints.clear(); m_paintPath = QPainterPath(); updatePaintPath(); } QWidget * KisToolSelectMagnetic::createOptionWidget() { KisToolSelectBase::createOptionWidget(); KisSelectionOptions *selectionWidget = selectionOptionWidget(); QHBoxLayout *f1 = new QHBoxLayout(); QLabel *filterRadiusLabel = new QLabel(i18n("Filter Radius: "), selectionWidget); f1->addWidget(filterRadiusLabel); KisDoubleSliderSpinBox *filterRadiusInput = new KisDoubleSliderSpinBox(selectionWidget); filterRadiusInput->setObjectName("radius"); filterRadiusInput->setRange(2.5, 100.0, 2); filterRadiusInput->setSingleStep(0.5); filterRadiusInput->setToolTip("Radius of the filter for the detecting edges, might take some time to calculate"); f1->addWidget(filterRadiusInput); connect(filterRadiusInput, SIGNAL(valueChanged(qreal)), this, SLOT(slotSetFilterRadius(qreal))); QHBoxLayout *f2 = new QHBoxLayout(); QLabel *thresholdLabel = new QLabel(i18n("Threshold: "), selectionWidget); f2->addWidget(thresholdLabel); KisSliderSpinBox *thresholdInput = new KisSliderSpinBox(selectionWidget); thresholdInput->setObjectName("threshold"); thresholdInput->setRange(1, 255); thresholdInput->setSingleStep(10); thresholdInput->setToolTip("Threshold for determining the minimum intensity of the edges"); f2->addWidget(thresholdInput); connect(thresholdInput, SIGNAL(valueChanged(int)), this, SLOT(slotSetThreshold(int))); QHBoxLayout *f3 = new QHBoxLayout(); QLabel *searchRadiusLabel = new QLabel(i18n("Search Radius: "), selectionWidget); f3->addWidget(searchRadiusLabel); KisSliderSpinBox *searchRadiusInput = new KisSliderSpinBox(selectionWidget); searchRadiusInput->setObjectName("frequency"); searchRadiusInput->setRange(20, 200); searchRadiusInput->setSingleStep(10); searchRadiusInput->setToolTip("Extra area to be searched"); searchRadiusInput->setSuffix(" px"); f3->addWidget(searchRadiusInput); connect(searchRadiusInput, SIGNAL(valueChanged(int)), this, SLOT(slotSetSearchRadius(int))); QHBoxLayout *f4 = new QHBoxLayout(); QLabel *anchorGapLabel = new QLabel(i18n("Anchor Gap: "), selectionWidget); f4->addWidget(anchorGapLabel); KisSliderSpinBox *anchorGapInput = new KisSliderSpinBox(selectionWidget); anchorGapInput->setObjectName("anchorgap"); anchorGapInput->setRange(20, 200); anchorGapInput->setSingleStep(10); anchorGapInput->setToolTip("Gap between 2 anchors in interative mode"); anchorGapInput->setSuffix(" px"); f4->addWidget(anchorGapInput); connect(anchorGapInput, SIGNAL(valueChanged(int)), this, SLOT(slotSetAnchorGap(int))); QVBoxLayout *l = dynamic_cast(selectionWidget->layout()); l->insertLayout(1, f1); l->insertLayout(2, f2); l->insertLayout(3, f3); l->insertLayout(5, f4); filterRadiusInput->setValue(m_configGroup.readEntry("filterradius", 3.0)); thresholdInput->setValue(m_configGroup.readEntry("threshold", 100)); searchRadiusInput->setValue(m_configGroup.readEntry("searchradius", 30)); anchorGapInput->setValue(m_configGroup.readEntry("anchorgap", 20)); return selectionWidget; } // KisToolSelectMagnetic::createOptionWidget void KisToolSelectMagnetic::slotSetFilterRadius(qreal r) { m_filterRadius = r; m_configGroup.writeEntry("filterradius", r); } void KisToolSelectMagnetic::slotSetThreshold(int t) { m_threshold = t; m_configGroup.writeEntry("threshold", t); } void KisToolSelectMagnetic::slotSetSearchRadius(int r) { m_searchRadius = r; m_configGroup.writeEntry("searchradius", r); } void KisToolSelectMagnetic::slotSetAnchorGap(int g) { m_anchorGap = g; m_configGroup.writeEntry("anchorgap", g); } void KisToolSelectMagnetic::resetCursorStyle() { if (selectionAction() == SELECTION_ADD) { useCursor(KisCursor::load("tool_magnetic_selection_cursor_add.png", 6, 6)); } else if (selectionAction() == SELECTION_SUBTRACT) { useCursor(KisCursor::load("tool_magnetic_selection_cursor_sub.png", 6, 6)); } else { KisToolSelect::resetCursorStyle(); } } diff --git a/.uncrustify.cfg b/sdk/.uncrustify.cfg similarity index 100% rename from .uncrustify.cfg rename to sdk/.uncrustify.cfg