saberbud/seer
1
0
Fork 0
mirror of https://github.com/epasveer/seer.git synced 2026-08-29 08:34:42 +08:00
Code Issues Packages Projects Releases Wiki Activity

Finished minimap.

Browse Source
This commit is contained in:
Ernie Pasveer
2026-06-20 16:49:30 -05:00
parent a09b7a0dc8
commit d44accc772
2 changed files with 32 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/SeerParallelStacksGraphicsView.cpp
+25 -23
View File
@@ -288,10 +288,9 @@ namespace Seer::PSV {
}
// ================================================================
// MiniMapWidget
// SeerParallelStacksMiniMapWidget
// ================================================================
MiniMapWidget::MiniMapWidget(SeerParallelStacksGraphicsView* view, QWidget* parent) : QWidget(parent) , _view(view) {
SeerParallelStacksMiniMapWidget::SeerParallelStacksMiniMapWidget(SeerParallelStacksGraphicsView* view, QWidget* parent) : QWidget(parent) , _view(view) {
setAttribute(Qt::WA_NoSystemBackground, false);
setCursor(Qt::PointingHandCursor);
@@ -299,19 +298,19 @@ MiniMapWidget::MiniMapWidget(SeerParallelStacksGraphicsView* view, QWidget* pare
resize(sizeHint());
}
QRectF MiniMapWidget::contentRect() const {
QRectF SeerParallelStacksMiniMapWidget::contentRect() const {
// Inset by a small margin so the border isn't drawn flush against
// the widget edge.
return QRectF(rect()).adjusted(2, 2, -2, -2);
}
void MiniMapWidget::refresh() {
void SeerParallelStacksMiniMapWidget::refresh() {
update();
}
void MiniMapWidget::paintEvent(QPaintEvent* ) {
void SeerParallelStacksMiniMapWidget::paintEvent(QPaintEvent* ) {
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
@@ -326,6 +325,7 @@ void MiniMapWidget::paintEvent(QPaintEvent* ) {
}
const QRectF sceneRect = _view->sceneRect();
if (sceneRect.isEmpty()) {
return;
}
@@ -350,6 +350,7 @@ void MiniMapWidget::paintEvent(QPaintEvent* ) {
// of the graph is recognisable at a glance.
painter.setPen(Qt::NoPen);
painter.setBrush(QColor(0x5A, 0x8F, 0xD6));
for (QGraphicsItem* item : _view->scene()->items()) {
if (auto* box = dynamic_cast<Seer::PSV::StackBoxItem*>(item)) {
QRectF r(sceneToWidget(box->sceneBoundingRect().topLeft()), sceneToWidget(box->sceneBoundingRect().bottomRight()));
@@ -360,21 +361,21 @@ void MiniMapWidget::paintEvent(QPaintEvent* ) {
}
// Draw the main view's current visible region as an outlined box.
const QRectF visibleScene =
_view->mapToScene(_view->viewport()->rect()).boundingRect();
QRectF viewportMarker(sceneToWidget(visibleScene.topLeft()),
sceneToWidget(visibleScene.bottomRight()));
const QRectF visibleScene = _view->mapToScene(_view->viewport()->rect()).boundingRect();
QRectF viewportMarker(sceneToWidget(visibleScene.topLeft()), sceneToWidget(visibleScene.bottomRight()));
painter.setBrush(QColor(0x1A, 0x52, 0xA8, 40));
painter.setPen(QPen(QColor(0x1A, 0x52, 0xA8), 1.5));
painter.drawRect(viewportMarker);
}
void MiniMapWidget::jumpToWidgetPos(const QPoint& widgetPos) {
void SeerParallelStacksMiniMapWidget::jumpToWidgetPos(const QPoint& widgetPos) {
if (!_view || !_view->scene()) return;
const QRectF sceneRect = _view->sceneRect();
if (sceneRect.isEmpty()) return;
const QRectF avail = contentRect();
@@ -384,19 +385,17 @@ void MiniMapWidget::jumpToWidgetPos(const QPoint& widgetPos) {
const qreal drawW = sceneRect.width() * s;
const qreal drawH = sceneRect.height() * s;
const QPointF origin(avail.left() + (avail.width() - drawW) / 2.0,
avail.top() + (avail.height() - drawH) / 2.0);
const QPointF origin(avail.left() + (avail.width() - drawW) / 2.0, avail.top() + (avail.height() - drawH) / 2.0);
// Inverse of sceneToWidget()
const QPointF scenePos(
sceneRect.left() + (widgetPos.x() - origin.x()) / s,
sceneRect.top() + (widgetPos.y() - origin.y()) / s);
const QPointF scenePos( sceneRect.left() + (widgetPos.x() - origin.x()) / s, sceneRect.top() + (widgetPos.y() - origin.y()) / s);
_view->centerOn(scenePos);
refresh();
}
void MiniMapWidget::mousePressEvent(QMouseEvent* event) {
void SeerParallelStacksMiniMapWidget::mousePressEvent(QMouseEvent* event) {
if (event->button() == Qt::LeftButton) {
_dragging = true;
@@ -404,26 +403,29 @@ void MiniMapWidget::mousePressEvent(QMouseEvent* event) {
event->accept();
return;
}
QWidget::mousePressEvent(event);
}
void MiniMapWidget::mouseMoveEvent(QMouseEvent* event)
{
void SeerParallelStacksMiniMapWidget::mouseMoveEvent(QMouseEvent* event) {
if (_dragging) {
jumpToWidgetPos(event->pos());
event->accept();
return;
}
QWidget::mouseMoveEvent(event);
}
void MiniMapWidget::mouseReleaseEvent(QMouseEvent* event)
{
void SeerParallelStacksMiniMapWidget::mouseReleaseEvent(QMouseEvent* event) {
if (_dragging && event->button() == Qt::LeftButton) {
_dragging = false;
event->accept();
return;
}
QWidget::mouseReleaseEvent(event);
}
@@ -447,13 +449,13 @@ SeerParallelStacksGraphicsView::SeerParallelStacksGraphicsView(QWidget* parent)
setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
_miniMap = new MiniMapWidget(this, this);
_miniMap = new SeerParallelStacksMiniMapWidget(this, this);
_miniMap->raise();
// Connect things.
QObject::connect(_scene, &QGraphicsScene::changed, this, &SeerParallelStacksGraphicsView::handleGrowSceneRectToFitItems);
QObject::connect(_scene, &QGraphicsScene::changed, _miniMap, &MiniMapWidget::refresh);
QObject::connect(_scene, &QGraphicsScene::changed, _miniMap, &SeerParallelStacksMiniMapWidget::refresh);
}
void SeerParallelStacksGraphicsView::wheelEvent(QWheelEvent* event) {
src/SeerParallelStacksGraphicsView.h
+7 -8
View File
@@ -103,12 +103,12 @@ class SeerParallelStacksGraphicsView;
// rectangle marking the main view's current visible region. Click or
// drag inside it to jump/pan the main view there.
// ---------------------------------------------------------------
class MiniMapWidget : public QWidget {
class SeerParallelStacksMiniMapWidget : public QWidget {
Q_OBJECT
public:
explicit MiniMapWidget(SeerParallelStacksGraphicsView* view, QWidget* parent = nullptr);
explicit SeerParallelStacksMiniMapWidget(SeerParallelStacksGraphicsView* view, QWidget* parent = nullptr);
QSize sizeHint () const override { return QSize(180, 140); }
@@ -179,12 +179,11 @@ class SeerParallelStacksGraphicsView : public QGraphicsView {
void deleteTree (PlacedNode* pn);
void repositionMiniMap (); // keeps it pinned to bottom-right corner
QGraphicsScene* _scene;
MiniMapWidget* _miniMap;
QGraphicsScene* _scene;
SeerParallelStacksMiniMapWidget* _miniMap;
bool _panning = false;
QPoint _panStartPos; // viewport coords at pan start
bool _panning = false;
QPoint _panStartPos; // viewport coords at pan start
friend class MiniMapWidget; // needs sceneRect()/mapToScene()/centerOn() access
friend class SeerParallelStacksMiniMapWidget; // needs sceneRect()/mapToScene()/centerOn() access
};