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modified: CMakeLists.txt

Browse source 
modified:   src/MainWindow.cpp
	modified:   src/MainWindow.h
	modified:   src/items/ArrowItem.cpp
	modified:   src/items/ArrowItem.h
	modified:   src/items/BlockItem.cpp
	modified:   src/items/BlockItem.h
	modified:   src/items/DiagramScene.cpp
	modified:   src/items/DiagramScene.h
	new file:   src/items/HeaderFooterItem.cpp
	new file:   src/items/HeaderFooterItem.h
	modified:   src/items/JunctionItem.cpp
	modified:   src/items/JunctionItem.h
	modified:   src/main.cpp
This commit is contained in:
Gregory Bednov 2026-02-25 18:25:51 +03:00
commit f6f0598ff2
14 changed files with 2543 additions and 96 deletions
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25
src/items/JunctionItem.cpp
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@ -1,10 +1,14 @@
#include "JunctionItem.h"
#include "ArrowItem.h"
#include "items/DiagramScene.h"
#include <QPainter>
#include <QStyleOptionGraphicsItem>
#include <cmath>
QColor JunctionItem::s_normalColor = QColor(30, 30, 30);
QColor JunctionItem::s_selectedColor = QColor(40, 100, 255);
JunctionItem::JunctionItem(QGraphicsItem* parent, int id)
: QGraphicsObject(parent),
m_id(id)
@ -20,10 +24,15 @@ QRectF JunctionItem::boundingRect() const {
void JunctionItem::paint(QPainter* p, const QStyleOptionGraphicsItem*, QWidget*) {
p->setRenderHint(QPainter::Antialiasing, true);
p->setPen(Qt::NoPen);
p->setBrush(isSelected() ? QColor(40, 100, 255) : QColor(30, 30, 30));
p->setBrush(isSelected() ? s_selectedColor : s_normalColor);
p->drawEllipse(QPointF(0, 0), m_radius, m_radius);
}
void JunctionItem::setVisualTheme(const QColor& normalColor, const QColor& selectedColor) {
s_normalColor = normalColor;
s_selectedColor = selectedColor;
}
void JunctionItem::addArrow(ArrowItem* a) {
m_arrows.insert(a);
}
@ -38,6 +47,20 @@ bool JunctionItem::hitTest(const QPointF& scenePos, qreal radius) const {
}
QVariant JunctionItem::itemChange(GraphicsItemChange change, const QVariant& value) {
if (change == ItemPositionChange) {
const QPointF desired = value.toPointF();
if (auto* ds = qobject_cast<DiagramScene*>(scene())) {
QRectF bounds = ds->contentRect();
if (bounds.isNull()) bounds = ds->sceneRect();
QRectF rect = boundingRect().translated(desired);
QPointF clamped = desired;
if (rect.left() < bounds.left()) clamped.setX(desired.x() + (bounds.left() - rect.left()));
if (rect.right() > bounds.right()) clamped.setX(clamped.x() - (rect.right() - bounds.right()));
if (rect.top() < bounds.top()) clamped.setY(desired.y() + (bounds.top() - rect.top()));
if (rect.bottom() > bounds.bottom()) clamped.setY(clamped.y() - (rect.bottom() - bounds.bottom()));
return clamped;
}
}
if (change == ItemPositionHasChanged || change == ItemTransformHasChanged) {
for (ArrowItem* a : m_arrows) {
if (a) a->updatePath();