change: change code style to Linux style except indent.
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@@ -22,134 +22,139 @@
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#include <QMouseEvent>
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namespace olive {
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namespace olive
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{
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#define super QGraphicsView
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NodeViewMiniMap::NodeViewMiniMap(NodeViewScene *scene, QWidget *parent) :
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super(parent),
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resizing_(false)
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NodeViewMiniMap::NodeViewMiniMap(NodeViewScene *scene, QWidget *parent)
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: super(parent)
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, resizing_(false)
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{
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connect(scene, &QGraphicsScene::sceneRectChanged, this, &NodeViewMiniMap::SceneChanged);
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setScene(scene);
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connect(scene, &QGraphicsScene::sceneRectChanged, this,
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&NodeViewMiniMap::SceneChanged);
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setScene(scene);
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setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setViewportUpdateMode(FullViewportUpdate);
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setFrameShape(QFrame::Panel);
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setFrameShadow(QFrame::Plain);
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setMouseTracking(true);
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setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setViewportUpdateMode(FullViewportUpdate);
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setFrameShape(QFrame::Panel);
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setFrameShadow(QFrame::Plain);
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setMouseTracking(true);
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QMetaObject::invokeMethod(this, &NodeViewMiniMap::SetDefaultSize, Qt::QueuedConnection);
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QMetaObject::invokeMethod(this, &NodeViewMiniMap::SetDefaultSize,
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Qt::QueuedConnection);
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resize_triangle_sz_ = fontMetrics().height() / 2;
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resize_triangle_sz_ = fontMetrics().height() / 2;
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}
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void NodeViewMiniMap::SetViewportRect(const QPolygonF &rect)
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{
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viewport_rect_ = rect;
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viewport_rect_ = rect;
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viewport()->update();
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viewport()->update();
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}
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void NodeViewMiniMap::drawForeground(QPainter *painter, const QRectF &rect)
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{
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super::drawForeground(painter, rect);
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super::drawForeground(painter, rect);
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QColor viewport_color = palette().text().color();
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QColor viewport_color = palette().text().color();
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// Draw resize triangle
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painter->save();
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painter->resetTransform();
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// Draw resize triangle
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painter->save();
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painter->resetTransform();
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QPointF triangle[3] = {QPointF(0, 0), QPointF(resize_triangle_sz_, 0), QPointF(0, resize_triangle_sz_)};
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painter->setBrush(viewport_color);
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painter->setPen(viewport_color);
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painter->drawPolygon(triangle, 3);
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QPointF triangle[3] = { QPointF(0, 0), QPointF(resize_triangle_sz_, 0),
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QPointF(0, resize_triangle_sz_) };
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painter->setBrush(viewport_color);
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painter->setPen(viewport_color);
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painter->drawPolygon(triangle, 3);
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painter->restore();
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painter->restore();
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// Draw viewport rectangle
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viewport_color.setAlphaF(0.25);
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painter->setBrush(viewport_color);
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// Draw viewport rectangle
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viewport_color.setAlphaF(0.25);
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painter->setBrush(viewport_color);
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painter->drawPolygon(viewport_rect_);
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painter->drawPolygon(viewport_rect_);
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}
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void NodeViewMiniMap::resizeEvent(QResizeEvent *event)
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{
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super::resizeEvent(event);
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super::resizeEvent(event);
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emit Resized();
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emit Resized();
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SceneChanged(sceneRect());
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SceneChanged(sceneRect());
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}
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void NodeViewMiniMap::mousePressEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton) {
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if (MouseInsideResizeTriangle(event)) {
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// Resizing!
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resizing_ = true;
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resize_anchor_ = QCursor::pos();
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} else {
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EmitMoveSignal(event);
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}
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}
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if (event->button() == Qt::LeftButton) {
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if (MouseInsideResizeTriangle(event)) {
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// Resizing!
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resizing_ = true;
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resize_anchor_ = QCursor::pos();
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} else {
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EmitMoveSignal(event);
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}
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}
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}
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void NodeViewMiniMap::mouseMoveEvent(QMouseEvent *event)
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{
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if (event->buttons() & Qt::LeftButton) {
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if (resizing_) {
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QPointF movement = QCursor::pos() - resize_anchor_;
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resize(QSize(width() - movement.x(), height() - movement.y()));
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resize_anchor_ = QCursor::pos();
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} else {
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EmitMoveSignal(event);
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}
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} else {
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if (MouseInsideResizeTriangle(event)) {
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setCursor(Qt::SizeFDiagCursor);
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} else {
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unsetCursor();
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}
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}
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if (event->buttons() & Qt::LeftButton) {
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if (resizing_) {
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QPointF movement = QCursor::pos() - resize_anchor_;
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resize(QSize(width() - movement.x(), height() - movement.y()));
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resize_anchor_ = QCursor::pos();
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} else {
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EmitMoveSignal(event);
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}
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} else {
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if (MouseInsideResizeTriangle(event)) {
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setCursor(Qt::SizeFDiagCursor);
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} else {
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unsetCursor();
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}
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}
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}
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void NodeViewMiniMap::mouseReleaseEvent(QMouseEvent *event)
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{
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resizing_ = false;
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resizing_ = false;
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}
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void NodeViewMiniMap::SceneChanged(const QRectF &bounding)
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{
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double x_scale = double(this->width()) / bounding.width();
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double y_scale = double(this->height()) / bounding.height();
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double x_scale = double(this->width()) / bounding.width();
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double y_scale = double(this->height()) / bounding.height();
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double min_scale = qMin(x_scale, y_scale);
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double min_scale = qMin(x_scale, y_scale);
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QTransform transform;
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transform.scale(min_scale, min_scale);
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QTransform transform;
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transform.scale(min_scale, min_scale);
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setTransform(transform);
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setTransform(transform);
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}
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void NodeViewMiniMap::SetDefaultSize()
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{
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if (parentWidget()) {
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resize(parentWidget()->width()/4, parentWidget()->height()/4);
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}
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if (parentWidget()) {
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resize(parentWidget()->width() / 4, parentWidget()->height() / 4);
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}
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}
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bool NodeViewMiniMap::MouseInsideResizeTriangle(QMouseEvent *event)
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{
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return event->pos().x() <= resize_triangle_sz_ && event->pos().y() <= resize_triangle_sz_;
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return event->pos().x() <= resize_triangle_sz_ &&
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event->pos().y() <= resize_triangle_sz_;
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}
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void NodeViewMiniMap::EmitMoveSignal(QMouseEvent *event)
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{
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emit MoveToScenePoint(mapToScene(event->pos()));
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emit MoveToScenePoint(mapToScene(event->pos()));
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}
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}
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