diff options
Diffstat (limited to 'src/Authoring/Studio/Palettes/TimelineGraphicsView/RowMover.cpp')
| -rw-r--r-- | src/Authoring/Studio/Palettes/TimelineGraphicsView/RowMover.cpp | 451 |
1 files changed, 0 insertions, 451 deletions
diff --git a/src/Authoring/Studio/Palettes/TimelineGraphicsView/RowMover.cpp b/src/Authoring/Studio/Palettes/TimelineGraphicsView/RowMover.cpp deleted file mode 100644 index 3e96f2dc..00000000 --- a/src/Authoring/Studio/Palettes/TimelineGraphicsView/RowMover.cpp +++ /dev/null @@ -1,451 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2018 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL-EXCEPT$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 as published by the Free Software -** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "RowMover.h" -#include "RowTree.h" -#include "RowManager.h" -#include "TimelineGraphicsScene.h" -#include "TimelineConstants.h" -#include "StudioPreferences.h" - -#include <QtGui/qpainter.h> -#include <QtWidgets/qapplication.h> -#include <QtWidgets/qgraphicsitem.h> -#include <QtWidgets/qgraphicslinearlayout.h> - -RowMover::RowMover(TimelineGraphicsScene *scene) - : TimelineItem() - , m_scene(scene) -{ - setZValue(99); - setGeometry(0, 0, TimelineConstants::TREE_MAX_W, 10); - - m_autoExpandTimer.setSingleShot(true); - connect(&m_autoExpandTimer, &QTimer::timeout, [this]() { - if (m_rowAutoExpand) { - m_rowAutoExpand->updateExpandStatus(RowTree::ExpandState::Expanded, true); - // Update RowMover after the expansion. The +50 below is just a small margin to ensure - // correct row heights before updateTargetRowLater is called. - QTimer::singleShot(TimelineConstants::EXPAND_ANIMATION_DURATION + 50, [this]() { - if (updateTargetRowLater) - updateTargetRowLater(); - }); - } - }); -} - -void RowMover::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) -{ - Q_UNUSED(option) - Q_UNUSED(widget) - - static const QPolygon polygon({QPoint(0, 0), QPoint(0, 3), QPoint(7, 3), QPoint(7, 1), - QPoint(int(TimelineConstants::TREE_BOUND_W), 1), - QPoint(int(TimelineConstants::TREE_BOUND_W), 0)}); - painter->setPen(QPen(CStudioPreferences::timelineRowMoverColor(), 1)); - painter->setBrush(CStudioPreferences::timelineRowMoverColor()); - painter->drawConvexPolygon(polygon); -} - -RowTree *RowMover::insertionTarget() const -{ - return m_insertionTarget.data(); -} - -RowTree *RowMover::insertionParent() const -{ - return m_insertionParent; -} - -QVector<RowTree *> RowMover::sourceRows() const -{ - return m_sourceRows; -} - -void RowMover::removeSourceRow(RowTree *row) -{ - m_sourceRows.remove(m_sourceRows.indexOf(row)); -} - -bool RowMover::shouldDeleteAfterMove() const -{ - return m_deleteAfterMove; -} - -void RowMover::resetInsertionParent(RowTree *newParent) -{ - if (m_insertionParent) { - m_insertionParent->setDnDState(RowTree::DnDState::None, RowTree::DnDState::Parent); - m_insertionParent = nullptr; - } - - if (newParent) { - m_insertionParent = newParent; - m_insertionParent->setDnDState(RowTree::DnDState::Parent, RowTree::DnDState::None); - } else { - m_insertionTarget = nullptr; - } -} - -bool RowMover::isActive() const -{ - return m_active; -} - -void RowMover::start(const QVector<RowTree *> &rows) -{ - m_deleteAfterMove = false; - m_sourceRows.clear(); - if (!rows.isEmpty()) { - // Remove rows that have an ancestor included in the selection or ones that are of - // invalid type for moving - for (auto candidateRow : rows) { - bool omit = !candidateRow->draggable(); - if (!omit) { - for (auto checkRow : rows) { - if (candidateRow->isDecendentOf(checkRow)) - omit = true; - } - if (!omit) - m_sourceRows.append(candidateRow); - } - } - if (!m_sourceRows.isEmpty()) { - m_active = true; - for (auto row : qAsConst(m_sourceRows)) - row->setDnDState(RowTree::DnDState::Source, RowTree::DnDState::None, true); - qApp->setOverrideCursor(Qt::ClosedHandCursor); - } - } -} - -void RowMover::end(bool force) -{ - if (m_active || force) { - m_active = false; - for (auto row : qAsConst(m_sourceRows)) - row->setDnDState(RowTree::DnDState::None, RowTree::DnDState::Any, true); - - m_sourceRows.clear(); - - if (!m_insertionTarget.isNull()) - m_insertionTarget->setDnDState(RowTree::DnDState::None); - - setVisible(false); - resetInsertionParent(); - updateTargetRowLater = {}; - qApp->changeOverrideCursor(Qt::ArrowCursor); - qApp->restoreOverrideCursor(); - - m_autoExpandTimer.stop(); - } -} - -void RowMover::updateState(int depth, double y) -{ - setPos(24 + depth * TimelineConstants::ROW_DEPTH_STEP, y); - setVisible(true); -} - -bool RowMover::isNextSiblingRow(RowTree *rowMain, RowTree *rowSibling) const -{ - // order matters, rowSibling is below rowMain - return rowMain->parentRow() == rowSibling->parentRow() - && rowSibling->index() - rowMain->index() == 1; -} - -bool RowMover::sourceRowsHasMaster() const -{ - for (auto sourceRow : qAsConst(m_sourceRows)) { - if (sourceRow->isMaster() && sourceRow->objectType() != OBJTYPE_LAYER) - return true; - } - - return false; -} - -bool RowMover::isSourceRowsDescendant(RowTree *row) const -{ - if (row) { - for (auto sourceRow : qAsConst(m_sourceRows)) { - if (row == sourceRow || row->isDecendentOf(sourceRow)) - return true; - } - } - - return false; -} - -// rowType parameter is used to highlight the target row when RowMover is not active, -// i.e. when dragging from project or basic objects palettes -void RowMover::updateTargetRow(const QPointF &scenePos, EStudioObjectType rowType, - Q3DStudio::DocumentEditorFileType::Enum fileType, - bool firstTry) -{ - // DnD a presentation / Qml stream from the project panel (to set it as a subpresentation) - if (rowType & (OBJTYPE_PRESENTATION | OBJTYPE_QML_STREAM | OBJTYPE_MATERIALDATA)) { - if (!m_insertionTarget.isNull()) - m_insertionTarget->setDnDState(RowTree::DnDState::None, RowTree::DnDState::SP_TARGET); - - RowTree *rowAtMouse = m_scene->rowManager()->getRowAtPos(scenePos); - if (rowAtMouse) { - // m_insertionTarget will go through CFileDropSource::ValidateTarget() which will - // filter out invalid drop rows - m_insertionTarget = rowAtMouse; - m_insertType = Q3DStudio::DocumentEditorInsertType::LastChild; - - if (rowType == OBJTYPE_MATERIALDATA) { - if (rowAtMouse->objectType() & OBJTYPE_IS_MATERIAL) - m_insertionTarget->setDnDState(RowTree::DnDState::SP_TARGET); - } else { - if (rowAtMouse->objectType() & (OBJTYPE_LAYER | OBJTYPE_IS_MATERIAL | OBJTYPE_IMAGE) - && !rowAtMouse->isDefaultMaterial()) { - m_insertionTarget->setDnDState(RowTree::DnDState::SP_TARGET); - } - } - m_rowAutoExpand = rowAtMouse; - m_autoExpandTimer.start(TimelineConstants::AUTO_EXPAND_TIME); - } else { - m_rowAutoExpand = nullptr; - m_autoExpandTimer.stop(); - } - return; - } else if (fileType == Q3DStudio::DocumentEditorFileType::Image) { // DnD an image - if (!m_insertionTarget.isNull()) - m_insertionTarget->setDnDState(RowTree::DnDState::None, RowTree::DnDState::SP_TARGET); - // if draggin in the middle of a layer, mat, or image row, set the image as a texture. - RowTree *rowAtMouse = m_scene->rowManager()->getRowAtPos(scenePos); - if (rowAtMouse) { - double y = rowAtMouse->mapFromScene(scenePos).y(); - if (y > TimelineConstants::ROW_H * .25 && y < TimelineConstants::ROW_H * .75) { - if (rowAtMouse->objectType() & (OBJTYPE_LAYER | OBJTYPE_IS_MATERIAL | OBJTYPE_IMAGE) - && !rowAtMouse->isDefaultMaterial()) { - m_rowAutoExpand = nullptr; - m_autoExpandTimer.stop(); - setVisible(false); - resetInsertionParent(); - - m_insertionTarget = rowAtMouse; - m_insertionTarget->setDnDState(RowTree::DnDState::SP_TARGET); - m_insertType = Q3DStudio::DocumentEditorInsertType::LastChild; - return; - } - } - } - } - - EStudioObjectType theRowType = rowType; - if (theRowType == OBJTYPE_UNKNOWN && m_sourceRows.size() == 1) - theRowType = m_sourceRows[0]->objectType(); - - // row will be inserted just below rowInsert1 and just above rowInsert2 (if it exists) - RowTree *rowInsert1 = m_scene->rowManager() - ->getRowAtPos(scenePos + QPointF(0, TimelineConstants::ROW_H * -.5)); - RowTree *rowInsert2 = m_scene->rowManager() - ->getRowAtPos(scenePos + QPointF(0, TimelineConstants::ROW_H * .5)); - - // If on top half of the top row, adjust half row down, as we can never insert anything - // above the top row - if (!rowInsert1 && rowInsert2 && rowInsert2->index() == 0) { - rowInsert1 = m_scene->rowManager()->getRowAtPos(scenePos); - rowInsert2 = m_scene->rowManager() - ->getRowAtPos(scenePos + QPointF(0, TimelineConstants::ROW_H)); - } - - bool valid = rowInsert1 != nullptr; - - if (valid) { - // if dragging over a property or a parent of a property, move to the first row - // after the property - if (rowInsert1->isProperty()) { - rowInsert1 = rowInsert1->parentRow()->childProps().last(); - rowInsert2 = m_scene->rowManager() - ->getRowAtPos(QPointF(0, rowInsert1->y() + TimelineConstants::ROW_H)); - } else if (rowInsert1->hasPropertyChildren() && rowInsert1->expanded()) { - rowInsert1 = rowInsert1->childProps().last(); - rowInsert2 = m_scene->rowManager() - ->getRowAtPos(QPointF(0, rowInsert1->y() + TimelineConstants::ROW_H)); - } - - // calc insertion depth - bool inAComponent = static_cast<RowTree *>(m_scene->layoutTree()->itemAt(1))->isComponent(); - int depth; - int depthMin = 2; - if (rowInsert2) - depthMin = rowInsert2->depth(); - else if (theRowType != OBJTYPE_LAYER && !inAComponent) - depthMin = 3; - - int depthMax = rowInsert1->depth(); - bool srcHasMaster = sourceRowsHasMaster(); - if (!rowInsert1->locked() && rowInsert1->isContainer() && !m_sourceRows.contains(rowInsert1) - // prevent insertion a master row under a non-master unless under a component root - && (!(srcHasMaster && !rowInsert1->isMaster()) || rowInsert1->isComponentRoot())) { - depthMax++; // Container: allow insertion as a child - } else { - RowTree *row = rowInsert1->parentRow(); - if (rowInsert1->isPropertyOrMaterial() && !rowInsert1->parentRow()->isContainer()) { - depthMax--; // non-container with properties and/or a material - if (row) - row = row->parentRow(); - } - if (srcHasMaster) { - while (row && !row->isMaster() && !row->isComponent()) { - depthMax--; - row = row->parentRow(); - } - } - } - - if (theRowType == OBJTYPE_LAYER) { - depth = 2; // layers can only be moved on depth 2 - } else if (theRowType == OBJTYPE_EFFECT) { - depth = 3; // effects can only be moved on depth 3 (layer direct child) - } else { - static const int LEFT_MARGIN = 20; - depth = (int(scenePos.x()) - LEFT_MARGIN) / TimelineConstants::ROW_DEPTH_STEP; - depth = qBound(depthMin, depth, depthMax); - } - // calc insertion parent - RowTree *insertParent = rowInsert1; - // If we are dragging objects to a component, - // let insertParent be the component itself, not - // the parent for the component and set the source rows - // to be deleted soon (their duplicates will be inserted - // in the component). Do this only if m_active is true - // i.e. user is dragging a row within timeline (not from object/project panel) - // AND drop depth is larger than for the component (user is dropping items _in_ - // the component, not at the same depth as the component itself) - if (insertParent->isComponent() && !insertParent->isComponentRoot() - && depth > insertParent->depth() && m_active) { - m_deleteAfterMove = true; - } else { - m_deleteAfterMove = false; - for (int i = rowInsert1->depth(); i >= depth; --i) - insertParent = insertParent->parentRow(); - } - - resetInsertionParent(insertParent); - - if (depth < depthMin || depth > depthMax - || (theRowType != OBJTYPE_UNKNOWN - && !CStudioObjectTypes::AcceptableParent(theRowType, - m_insertionParent->objectType())) - || m_insertionParent->locked()) { - valid = false; - } - - for (auto sourceRow : qAsConst(m_sourceRows)) { - if (m_insertionParent == sourceRow - || m_insertionParent->isDecendentOf(sourceRow) - || !CStudioObjectTypes::AcceptableParent(sourceRow->objectType(), - m_insertionParent->objectType())) { - // prevent insertion under itself, or under unacceptable parent - valid = false; - break; - } - } - - // calc insertion target and type - if (rowInsert1 == m_insertionParent) { - if (m_insertionParent->expanded() && !m_insertionParent->childRows().empty()) { - m_insertionTarget = m_insertionParent->childRows().at(0); - m_insertType = Q3DStudio::DocumentEditorInsertType::PreviousSibling; - } else { - m_insertionTarget = m_insertionParent; - m_insertType = Q3DStudio::DocumentEditorInsertType::LastChild; - } - } else if (rowInsert1->isProperty() && depth == rowInsert1->depth()) { - if (m_insertionParent->childRows().isEmpty()) { - m_insertionTarget = m_insertionParent; - m_insertType = Q3DStudio::DocumentEditorInsertType::LastChild; - } else { - m_insertionTarget = m_insertionParent->childRows().at(0); - m_insertType = Q3DStudio::DocumentEditorInsertType::PreviousSibling; - } - } else { - m_insertionTarget = rowInsert1; - m_insertType = Q3DStudio::DocumentEditorInsertType::NextSibling; - if (depth < rowInsert1->depth()) { - for (int i = depth; i < rowInsert1->depth(); ++i) - m_insertionTarget = m_insertionTarget->parentRow(); - } - } - // Don't allow single move right next to moving row at same depth - if (m_sourceRows.size() == 1 - && (m_insertionTarget == m_sourceRows[0] - || ((m_insertType == Q3DStudio::DocumentEditorInsertType::NextSibling - && isNextSiblingRow(m_insertionTarget, m_sourceRows[0])) - || (m_insertType == Q3DStudio::DocumentEditorInsertType::PreviousSibling - && isNextSiblingRow(m_sourceRows[0], m_insertionTarget))))) { - valid = false; - } - if (valid) { - updateState(depth, rowInsert1->y() + rowInsert1->size().height()); - - // auto expand - if (!rowInsert1->locked() && !rowInsert1->expanded() && rowInsert1->isContainer() - && !rowInsert1->empty() && !isSourceRowsDescendant(rowInsert1) - && depth == rowInsert1->depth() + 1) { - updateTargetRowLater = std::bind(&RowMover::updateTargetRow, this, - scenePos, rowType, fileType, true); - m_rowAutoExpand = rowInsert1; - m_autoExpandTimer.start(TimelineConstants::AUTO_EXPAND_TIME); - } else { - m_rowAutoExpand = nullptr; - m_autoExpandTimer.stop(); - } - } else if (firstTry && rowInsert2 - && m_scene->rowManager()->getRowAtPos(scenePos) == rowInsert2) { - // If the current drop location turns out to be invalid and we are on the upper half of - // a row, we try to resolve target row as if we were half row below. This allows drags - // to be accepted over the entire row if inserting above the row is not valid. - updateTargetRow(scenePos + QPointF(0, TimelineConstants::ROW_H * .5), - rowType, fileType, false); - valid = !m_insertionTarget.isNull(); - } - } - - if (!valid) { - m_rowAutoExpand = nullptr; - m_autoExpandTimer.stop(); - setVisible(false); - resetInsertionParent(); - } -} - -int RowMover::type() const -{ - // Enable the use of qgraphicsitem_cast with this item. - return TypeRowMover; -} - -Q3DStudio::DocumentEditorInsertType::Enum RowMover::insertionType() const -{ - return m_insertType; -} |