Готовая окружность

Пока без наложения базовых ограничений
This commit is contained in:
2025-12-24 21:24:46 +03:00
parent 95f99575e2
commit 85d8e614d8
5 changed files with 91 additions and 47 deletions

View File

@@ -98,6 +98,16 @@ Curve* Canvas::findAt(QPointF& pos, qreal tolerance)
return line;
}
}
else if (Circle* circle = dynamic_cast<Circle*>(curve)) {
QPointF center(*circle->center.x, *circle->center.y);
double radius = *circle->rad;
double distToCenter = dist_P2P(center, pos);
// Проверяем, лежит ли точка вблизи окружности (с допуском)
if (std::abs(distToCenter - radius) <= tolerance) {
return circle;
}
}
}
return nullptr;
}
@@ -240,7 +250,7 @@ void Canvas::mousePressEvent(QMouseEvent* event)
Line* found = dynamic_cast<Line*>(findAt(scene));
if (found) {
draggedLine = found;
draggedCurve = found;
QPointF lineCenter(
(*found->p1.x + *found->p2.x) / 2.0,
(*found->p1.y + *found->p2.y) / 2.0
@@ -251,7 +261,9 @@ void Canvas::mousePressEvent(QMouseEvent* event)
Circle* found_circle = dynamic_cast<Circle*>(findAt(scene));
if (found_circle) {
// TODO
draggedCurve = found_circle;
QPointF center(*found_circle->center.x, *found_circle->center.y);
dragOffset = scene - center;
return;
}
}
@@ -401,6 +413,7 @@ void Canvas::mousePressEvent(QMouseEvent* event)
mode = Mode::None;
}
solve_for_canvas();
return;
}
// ====================== Режим Parallel: задание параллельности ======================
else if (mode == Mode::Parallel) {
@@ -581,45 +594,60 @@ void Canvas::mouseMoveEvent(QMouseEvent* event)
}
}
}
solve_for_canvas();
}
// ====================== Перемещение линии ======================
else if (draggedLine) {
QPointF newCenter = UCS_POSITION - dragOffset;
QPointF oldCenter(
(*draggedLine->p1.x + *draggedLine->p2.x) / 2.0,
(*draggedLine->p1.y + *draggedLine->p2.y) / 2.0
);
else if (draggedCurve) {
if (Line* draggedLine = dynamic_cast<Line*>(draggedCurve)) {
QPointF newCenter = UCS_POSITION - dragOffset;
QPointF oldCenter(
(*draggedLine->p1.x + *draggedLine->p2.x) / 2.0,
(*draggedLine->p1.y + *draggedLine->p2.y) / 2.0
);
// Вычисляем смещение
double dx = newCenter.x() - oldCenter.x();
double dy = newCenter.y() - oldCenter.y();
// Вычисляем смещение
double dx = newCenter.x() - oldCenter.x();
double dy = newCenter.y() - oldCenter.y();
// Перемещаем обе точки линии
Point* linePoints[2] = { draggedLine->start_ref, draggedLine->end_ref };
// Перемещаем обе точки линии
Point* linePoints[2] = { draggedLine->start_ref, draggedLine->end_ref };
for (int i = 0; i < 2; i++) {
Point* currentPoint = linePoints[i];
for (int i = 0; i < 2; i++) {
Point* currentPoint = linePoints[i];
*currentPoint->x += dx;
*currentPoint->y += dy;
*currentPoint->x += dx;
*currentPoint->y += dy;
// Обновляем совпадающие точки
for (Point* pair : points) {
if (pair != currentPoint && areCoincident(currentPoint, pair)) {
*pair->x = *currentPoint->x;
*pair->y = *currentPoint->y;
// Обновляем совпадающие точки
for (Point* pair : points) {
if (pair != currentPoint && areCoincident(currentPoint, pair)) {
*pair->x = *currentPoint->x;
*pair->y = *currentPoint->y;
}
}
}
}
else if (Circle* circle = dynamic_cast<Circle*>(draggedCurve)) {
QPointF newCenter = UCS_POSITION - dragOffset;
*circle->center.x = newCenter.x();
*circle->center.y = newCenter.y();
*circle->center_ref->x = newCenter.x();
*circle->center_ref->y = newCenter.y();
// Также обновляем все совпадающие точки (если центр совпадает с другими точками через P2P)
for (Point* other : points) {
if (other != circle->center_ref && areCoincident(circle->center_ref, other)) {
*other->x = newCenter.x();
*other->y = newCenter.y();
}
}
}
solve_for_canvas();
}
#ifdef _DEBUG
else
showObjectTag(WIDGET_POSITION);
#endif
solve_for_canvas();
}
void Canvas::mouseReleaseEvent(QMouseEvent* event)
@@ -631,8 +659,8 @@ void Canvas::mouseReleaseEvent(QMouseEvent* event)
solve_for_canvas();
}
if (draggedLine) {
draggedLine = nullptr;
if (draggedCurve) {
draggedCurve = nullptr;
solve_for_canvas();
}
@@ -681,16 +709,16 @@ void Canvas::paintEvent(QPaintEvent* event)
p.drawEllipse(QPointF(*line->p2.x, *line->p2.y), 5, 5);
}
else if (Circle* circle = dynamic_cast<Circle*>(curve)) {
p.setPen(QPen(Qt::black, 2));
p.setBrush(Qt::NoBrush);
// Настройка пера для линии
QPen linePen = QPen(Qt::black, 2);
p.setPen(linePen);
p.drawEllipse(QPointF(*circle->center.x, *circle->center.y),
*circle->rad, *circle->rad);
p.drawEllipse(QPointF(*circle->center.x, *circle->center.y), *circle->rad, *circle->rad);
QBrush pointBrush = QBrush(Qt::darkBlue);
p.setBrush(pointBrush);
p.setBrush(QBrush(Qt::darkBlue));
p.setPen(Qt::NoPen);
p.drawEllipse(QPointF(*circle->center.x, *circle->center.y), 5, 5);
p.setBrush(Qt::NoBrush);
}
}