jiayulong/logplus
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

裂缝 画图 网状缝 孔洞

Browse Source
This commit is contained in:
crqiqi77 2026-04-16 10:22:24 +08:00
parent 93f02bf397
commit 5a5d87ebb4
3 changed files with 600 additions and 172 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

676
logPlus/TransparentDraggableCrackObject.cpp
View File

@ -1,56 +1,82 @@
#include "TransparentDraggableCrackObject.h"
#include <QMouseEvent>
#include <QWheelEvent>
#include <QDebug>
#include <cmath>
QList<TransparentDraggableCrackObject*> TransparentDraggableCrackObject::s_allCurves;
TransparentDraggableCrackObject* TransparentDraggableCrackObject::s_activeCurve = nullptr;
QPointer<TransparentDraggableCrackObject> TransparentDraggableCrackObject::s_activeObject = nullptr;
TransparentDraggableCrackObject::TransparentDraggableCrackObject(QMyCustomPlot *parentPlot,
TransparentDraggableCrackObject::TransparentDraggableCrackObject(QCustomPlot *parentPlot,
const QString &strUuid,
double depth)
double depth,
CurveType type)
: QObject(parentPlot)
, mPlot(parentPlot)
, m_type(type)
, m_uuid(strUuid)
, m_depth(depth)
, m_endX(mPlot->m_iX2)
, m_orig_x1(m_endX * 0.18)
, m_orig_x2(m_endX * 0.82)
, m_orig_y1(depth + 1.0)
, m_orig_y2(depth - 1.0)
, m_orig_startX(0)
, m_orig_endX(m_endX)
, m_orig_startDirX(m_endX * 0.3)
, m_orig_endDirX(m_endX * 0.7)
, m_offsetX(0.0)
, m_offsetY(0.0)
, m_endX(mPlot->xAxis->range().upper)
, mCurve(nullptr)
, m_tracer1(nullptr)
, m_tracer2(nullptr)
, m_dragStateA(IdleA)
, m_isAddingLine(false)
, m_offsetXB(0.0), m_offsetYB(0.0)
, m_dragStateB(IdleB)
, m_draggedLineIndex(-1)
, m_curveC(nullptr)
, m_offsetXC(0.0), m_offsetYC(0.0)
, m_cFinished(false)
, m_cDragging(false)
, m_draggingPoint(false)
, m_draggedPointIndex(-1)
{
mPlot->setInteraction(QCP::iRangeDrag, false);
mPlot->setInteraction(QCP::iRangeZoom, true);
// 注意：不要在这里清除全局活动对象，否则会影响已创建的其他对象
mCurve = new QCPItemCurve(mPlot);
mCurve->setPen(QPen(Qt::black, 2));
mCurve->setLayer("overlay");
if (m_type == TYPE_A) {
m_orig_x1 = m_endX * 0.18;
m_orig_x2 = m_endX * 0.82;
m_orig_y1 = depth + 1.0;
m_orig_y2 = depth - 1.0;
m_orig_startX = 0;
m_orig_endX = m_endX;
m_orig_startDirX = m_endX * 0.3;
m_orig_endDirX = m_endX * 0.7;
m_offsetXA = 0.0;
m_offsetYA = 0.0;
updateCurveFromTargets();
updateCurvePosition();
mCurve = new QCPItemCurve(mPlot);
mCurve->setPen(QPen(Qt::black, 2));
mCurve->setLayer("overlay");
auto createTracer = [this](double x, double y, const QColor &color) -> QCPItemTracer* {
QCPItemTracer *t = new QCPItemTracer(mPlot);
t->setStyle(QCPItemTracer::tsCircle);
t->setSize(12);
t->setPen(QPen(Qt::black, 1));
t->setBrush(QBrush(color));
t->setSelectable(true);
t->setLayer("overlay");
t->position->setCoords(x, y);
return t;
};
m_tracer1 = createTracer(m_orig_x1, m_orig_y1, Qt::cyan);
m_tracer2 = createTracer(m_orig_x2, m_orig_y2, Qt::cyan);
updateTracers();
updateCurveFromTargets();
updateCurvePosition();
// 注册到全局列表
s_allCurves.append(this);
auto createTracer = [this](double x, double y, const QColor &color) -> QCPItemTracer* {
QCPItemTracer *t = new QCPItemTracer(mPlot);
t->setStyle(QCPItemTracer::tsCircle);
t->setSize(12);
t->setPen(QPen(Qt::black, 1));
t->setBrush(QBrush(color));
t->setSelectable(true);
t->setLayer("overlay");
t->position->setCoords(x, y);
return t;
};
m_tracer1 = createTracer(m_orig_x1 + m_offsetXA, m_orig_y1 + m_offsetYA, Qt::cyan);
m_tracer2 = createTracer(m_orig_x2 + m_offsetXA, m_orig_y2 + m_offsetYA, Qt::cyan);
updateTracers();
}
else if (m_type == TYPE_B) {
// nothing
}
else if (m_type == TYPE_C) {
m_curveC = new QCPCurve(mPlot->xAxis, mPlot->yAxis);
m_curveC->setPen(QPen(Qt::red, 2));
m_curveC->setScatterStyle(QCPScatterStyle::ssCircle);
m_curveC->setLineStyle(QCPCurve::lsLine);
m_curveC->setLayer("overlay");
}
mPlot->installEventFilter(this);
mPlot->replot();
@ -58,28 +84,26 @@ TransparentDraggableCrackObject::TransparentDraggableCrackObject(QMyCustomPlot *
TransparentDraggableCrackObject::~TransparentDraggableCrackObject()
{
s_allCurves.removeAll(this);
if (s_activeCurve == this) s_activeCurve = nullptr;
if (m_type == TYPE_B) clearLines();
if (m_type == TYPE_C) clearPolylineC();
if (s_activeObject == this) s_activeObject = nullptr;
}
// ========== 模式A辅助 ==========
void TransparentDraggableCrackObject::updateCurveFromTargets()
{
double t1 = m_orig_x1 / m_endX;
double t2 = m_orig_x2 / m_endX;
double u1 = 1 - t1, u2 = 1 - t2;
double P0x = 0, P0y = m_depth;
double P3x = m_endX, P3y = m_depth;
double P1x = m_orig_x1, P2x = m_orig_x2;
double a11 = 3 * u1 * u1 * t1;
double a12 = 3 * u1 * t1 * t1;
double b1 = m_orig_y1 - (u1*u1*u1 * P0y + t1*t1*t1 * P3y);
double a21 = 3 * u2 * u2 * t2;
double a22 = 3 * u2 * t2 * t2;
double b2 = m_orig_y2 - (u2*u2*u2 * P0y + t2*t2*t2 * P3y);
double det = a11 * a22 - a12 * a21;
if (fabs(det) > 1e-6) {
double P1y = (b1 * a22 - a12 * b2) / det;
@ -93,16 +117,18 @@ void TransparentDraggableCrackObject::updateCurveFromTargets()
void TransparentDraggableCrackObject::updateCurvePosition()
{
mCurve->start->setCoords(m_orig_startX + m_offsetX, m_depth + m_offsetY);
mCurve->end->setCoords(m_orig_endX + m_offsetX, m_depth + m_offsetY);
mCurve->startDir->setCoords(m_orig_startDirX + m_offsetX, m_orig_startDirY + m_offsetY);
mCurve->endDir->setCoords(m_orig_endDirX + m_offsetX, m_orig_endDirY + m_offsetY);
if (!mCurve) return;
mCurve->start->setCoords(m_orig_startX + m_offsetXA, m_depth + m_offsetYA);
mCurve->end->setCoords(m_orig_endX + m_offsetXA, m_depth + m_offsetYA);
mCurve->startDir->setCoords(m_orig_startDirX + m_offsetXA, m_orig_startDirY + m_offsetYA);
mCurve->endDir->setCoords(m_orig_endDirX + m_offsetXA, m_orig_endDirY + m_offsetYA);
}
void TransparentDraggableCrackObject::updateTracers()
{
m_tracer1->position->setCoords(m_orig_x1 + m_offsetX, m_orig_y1 + m_offsetY);
m_tracer2->position->setCoords(m_orig_x2 + m_offsetX, m_orig_y2 + m_offsetY);
if (!m_tracer1 || !m_tracer2) return;
m_tracer1->position->setCoords(m_orig_x1 + m_offsetXA, m_orig_y1 + m_offsetYA);
m_tracer2->position->setCoords(m_orig_x2 + m_offsetXA, m_orig_y2 + m_offsetYA);
}
void TransparentDraggableCrackObject::setTracerHighlight(QCPItemTracer *tracer, bool highlight)
@ -118,130 +144,476 @@ void TransparentDraggableCrackObject::setTracerHighlight(QCPItemTracer *tracer,
mPlot->replot();
}
// ========== 模式B辅助 ==========
void TransparentDraggableCrackObject::updateLineEndpoints(LineItem &item)
{
item.startTracer->position->setCoords(item.startOrig.x() + m_offsetXB, item.startOrig.y() + m_offsetYB);
item.endTracer->position->setCoords(item.endOrig.x() + m_offsetXB, item.endOrig.y() + m_offsetYB);
}
void TransparentDraggableCrackObject::updateLinesPosition()
{
for (auto &item : m_lines) {
item.line->start->setCoords(item.startOrig.x() + m_offsetXB, item.startOrig.y() + m_offsetYB);
item.line->end->setCoords(item.endOrig.x() + m_offsetXB, item.endOrig.y() + m_offsetYB);
updateLineEndpoints(item);
}
}
void TransparentDraggableCrackObject::clearLines()
{
for (auto &item : m_lines) {
mPlot->removeItem(item.line);
delete item.line;
if (item.startTracer) { mPlot->removeItem(item.startTracer); delete item.startTracer; }
if (item.endTracer) { mPlot->removeItem(item.endTracer); delete item.endTracer; }
}
m_lines.clear();
m_isAddingLine = false;
mPlot->replot();
}
// ========== 模式C辅助 ==========
void TransparentDraggableCrackObject::updatePolylineC(bool closed)
{
if (!m_curveC) return;
if (m_pointsC.isEmpty()) {
m_curveC->setData(QVector<double>(), QVector<double>());
return;
}
QVector<double> xs, ys;
for (const auto &p : m_pointsC) {
xs << p.x() + m_offsetXC;
ys << p.y() + m_offsetYC;
}
if (closed && m_pointsC.size() >= 3) {
xs << m_pointsC.first().x() + m_offsetXC;
ys << m_pointsC.first().y() + m_offsetYC;
}
m_curveC->setData(xs, ys);
}
void TransparentDraggableCrackObject::clearPolylineC()
{
QVector<QCPItemText*> labelsToDelete = m_labelsC;
m_labelsC.clear();
for (auto label : labelsToDelete) {
if (label) {
mPlot->removeItem(label);
delete label;
}
}
m_pointsC.clear();
if (m_curveC) {
m_curveC->setData(QVector<double>(), QVector<double>());
}
m_offsetXC = m_offsetYC = 0.0;
m_cFinished = false;
m_draggingPoint = false;
m_draggedPointIndex = -1;
if (s_activeObject == this) s_activeObject = nullptr;
mPlot->replot();
}
// ========== 状态重置 ==========
void TransparentDraggableCrackObject::deactivate()
{
qDebug() << "[Deactivate]" << m_uuid;
if (m_type == TYPE_A) {
setTracerHighlight(m_tracer1, false);
setTracerHighlight(m_tracer2, false);
m_dragStateA = IdleA;
} else if (m_type == TYPE_B) {
m_dragStateB = IdleB;
m_draggedLineIndex = -1;
} else if (m_type == TYPE_C) {
m_cDragging = false;
m_draggingPoint = false;
m_draggedPointIndex = -1;
}
mPlot->replot();
}
// ========== 事件过滤器 ==========
bool TransparentDraggableCrackObject::eventFilter(QObject *obj, QEvent *event)
{
if (obj != mPlot) return false;
if (event->type() == QEvent::Wheel) return false;
QMouseEvent *me = static_cast<QMouseEvent*>(event);
switch (event->type()) {
case QEvent::MouseButtonPress:
if (me->button() == Qt::LeftButton) {
QPointF pixel = me->localPos();
// 找出所有曲线中命中距离最近的那个
TransparentDraggableCrackObject* bestCurve = nullptr;
double bestDist = 1e9;
int hitType = -1; // 0:point1, 1:point2, 2:curve
for (auto *curve : s_allCurves) {
double d1 = curve->m_tracer1->selectTest(pixel, false);
double d2 = curve->m_tracer2->selectTest(pixel, false);
double dCurve = curve->mCurve->selectTest(pixel, false);
if (d1 >= 0 && d1 < 15 && d1 < bestDist) {
bestDist = d1;
bestCurve = curve;
hitType = 0;
}
if (d2 >= 0 && d2 < 15 && d2 < bestDist) {
bestDist = d2;
bestCurve = curve;
hitType = 1;
}
if (dCurve >= 0 && dCurve < 20 && dCurve < bestDist) {
bestDist = dCurve;
bestCurve = curve;
hitType = 2;
}
}
if (bestCurve) {
// 清除当前活动曲线的高亮
if (s_activeCurve && s_activeCurve != bestCurve) {
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer1, false);
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer2, false);
s_activeCurve->m_dragState = Idle;
}
s_activeCurve = bestCurve;
if (hitType == 0) {
s_activeCurve->m_dragState = DraggingPoint1;
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer1, true);
} else if (hitType == 1) {
s_activeCurve->m_dragState = DraggingPoint2;
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer2, true);
} else {
s_activeCurve->m_dragState = DraggingCurve;
s_activeCurve->m_lastDragPixel = pixel;
}
bool shiftPressed = (me->modifiers() & Qt::ShiftModifier);
// 鼠标按下
if (event->type() == QEvent::MouseButtonPress && me->button() == Qt::LeftButton) {
bool hit = false;
// ========== 模式B：添加直线（优先级最高） ==========
if (m_type == TYPE_B && shiftPressed) {
if (!m_isAddingLine) {
double x = mPlot->xAxis->pixelToCoord(me->pos().x());
double y = mPlot->yAxis->pixelToCoord(me->pos().y());
m_tempPoint = QPointF(x - m_offsetXB, y - m_offsetYB);
m_isAddingLine = true;
qDebug() << "Start adding line, point:" << m_tempPoint;
event->accept();
return true;
} else {
// 未命中任何曲线，清除活动曲线
if (s_activeCurve) {
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer1, false);
s_activeCurve->setTracerHighlight(s_activeCurve->m_tracer2, false);
s_activeCurve->m_dragState = Idle;
s_activeCurve = nullptr;
mPlot->replot();
double x = mPlot->xAxis->pixelToCoord(me->pos().x());
double y = mPlot->yAxis->pixelToCoord(me->pos().y());
QPointF p2(x - m_offsetXB, y - m_offsetYB);
QCPItemLine *line = new QCPItemLine(mPlot);
line->setPen(QPen(Qt::blue, 2));
line->setLayer("overlay");
auto createTracer = [this](double x, double y, const QColor &color) -> QCPItemTracer* {
QCPItemTracer *t = new QCPItemTracer(mPlot);
t->setStyle(QCPItemTracer::tsCircle);
t->setSize(10);
t->setPen(QPen(Qt::black, 1));
t->setBrush(QBrush(color));
t->setSelectable(true);
t->setLayer("overlay");
t->position->setCoords(x + m_offsetXB, y + m_offsetYB);
return t;
};
QCPItemTracer *startTracer = createTracer(m_tempPoint.x(), m_tempPoint.y(), Qt::green);
QCPItemTracer *endTracer = createTracer(p2.x(), p2.y(), Qt::green);
LineItem item;
item.startOrig = m_tempPoint;
item.endOrig = p2;
item.line = line;
item.startTracer = startTracer;
item.endTracer = endTracer;
m_lines.append(item);
updateLinesPosition();
m_isAddingLine = false;
mPlot->replot();
qDebug() << "Line added from" << m_tempPoint << "to" << p2;
event->accept();
return true;
}
}
// ========== 模式A ==========
if (m_type == TYPE_A && !shiftPressed) {
QPointF pixel = me->localPos();
double d1 = m_tracer1->selectTest(pixel, false);
double d2 = m_tracer2->selectTest(pixel, false);
double curveDist = mCurve->selectTest(pixel, false);
if (d1 >= 0 && d1 < 15 || d2 >= 0 && d2 < 15 || (curveDist >= 0 && curveDist < 5)) {
hit = true;
if (s_activeObject && s_activeObject != this) {
s_activeObject->deactivate();
}
return false;
s_activeObject = this;
if (d1 >= 0 && d1 < 15) {
m_dragStateA = DraggingPoint1;
setTracerHighlight(m_tracer1, true);
} else if (d2 >= 0 && d2 < 15) {
m_dragStateA = DraggingPoint2;
setTracerHighlight(m_tracer2, true);
} else {
m_dragStateA = DraggingCurveA;
m_lastDragPixelA = pixel;
}
event->accept();
return true;
}
}
break;
case QEvent::MouseMove:
if (s_activeCurve != this) return false;
if (m_dragState == DraggingPoint1 || m_dragState == DraggingPoint2) {
double newY = mPlot->yAxis->pixelToCoord(me->localPos().y());
double currentAbsY1 = m_orig_y1 + m_offsetY;
double deltaY = newY - currentAbsY1;
if (m_dragState == DraggingPoint1) {
m_orig_y1 += deltaY;
m_orig_y2 -= deltaY;
} else {
m_orig_y2 += deltaY;
m_orig_y1 -= deltaY;
// ========== 模式B：拖拽（非Shift） ==========
if (m_type == TYPE_B && !shiftPressed && !m_isAddingLine) {
QPointF pixel = me->localPos();
bool found = false;
for (int i = 0; i < m_lines.size(); ++i) {
auto &item = m_lines[i];
if (item.startTracer->selectTest(pixel, false) >= 0 && item.startTracer->selectTest(pixel, false) < 10) {
found = true;
hit = true;
if (s_activeObject && s_activeObject != this) s_activeObject->deactivate();
s_activeObject = this;
m_dragStateB = DraggingStartPoint;
m_draggedLineIndex = i;
m_bDragStart = pixel;
event->accept();
return true;
}
if (item.endTracer->selectTest(pixel, false) >= 0 && item.endTracer->selectTest(pixel, false) < 10) {
found = true;
hit = true;
if (s_activeObject && s_activeObject != this) s_activeObject->deactivate();
s_activeObject = this;
m_dragStateB = DraggingEndPoint;
m_draggedLineIndex = i;
m_bDragStart = pixel;
event->accept();
return true;
}
}
if (!found) {
for (int i = 0; i < m_lines.size(); ++i) {
double dist = m_lines[i].line->selectTest(pixel, false);
if (dist >= 0 && dist < 3) {
hit = true;
if (s_activeObject && s_activeObject != this) s_activeObject->deactivate();
s_activeObject = this;
m_dragStateB = DraggingLineOverall;
m_bDragStart = pixel;
event->accept();
return true;
}
}
}
}
// ========== 模式C ==========
// ========== 模式C ==========
if (m_type == TYPE_C) {
// 1. 左键添加点（Shift）
if (shiftPressed && me->button() == Qt::LeftButton && !m_cFinished) {
if (s_activeObject != this) {
if (s_activeObject) s_activeObject->deactivate();
s_activeObject = this;
}
double x = mPlot->xAxis->pixelToCoord(me->pos().x());
double y = mPlot->yAxis->pixelToCoord(me->pos().y());
QPointF pt(x - m_offsetXC, y - m_offsetYC);
m_pointsC.append(pt);
QCPItemText *label = new QCPItemText(mPlot);
label->setText(QString::number(m_pointsC.size()));
label->setFont(QFont("Arial", 10, QFont::Bold));
label->setColor(Qt::white);
label->setBrush(QBrush(Qt::blue));
label->setPen(QPen(Qt::black, 1));
// label->setPadding(2);
label->position->setCoords(x, y);
label->setPositionAlignment(Qt::AlignCenter);
label->setLayer("overlay");
m_labelsC.append(label);
updatePolylineC(false);
mPlot->replot();
event->accept();
return true;
}
// 2. 左键空白闭环（非Shift，未完成时）
if (!shiftPressed && me->button() == Qt::LeftButton && !m_cFinished) {
if (m_pointsC.size() >= 3) {
m_cFinished = true;
updatePolylineC(true);
mPlot->replot();
} else {
clearPolylineC();
}
if (s_activeObject == this) {
s_activeObject->deactivate();
s_activeObject = nullptr;
}
event->accept();
return true;
}
// 3. 拖拽整体或点（已完成，非Shift左键）
if (!shiftPressed && me->button() == Qt::LeftButton && m_cFinished) {
QPointF pixel = me->localPos();
// 优先检测是否命中某个数据点（通过标签）
int hitPointIndex = -1;
for (int i = 0; i < m_labelsC.size(); ++i) {
double dist = m_labelsC[i]->selectTest(pixel, false);
if (dist >= 0 && dist < 10) {
hitPointIndex = i;
break;
}
}
if (hitPointIndex >= 0) {
hit = true;
if (s_activeObject != this) {
if (s_activeObject) s_activeObject->deactivate();
s_activeObject = this;
}
m_draggingPoint = true;
m_draggedPointIndex = hitPointIndex;
// 记录拖拽开始时的鼠标像素坐标和点的原始坐标（用于计算偏移）
m_cDragStart = pixel;
event->accept();
return true;
} else {
// 未命中点，检测曲线本体
double curveDist = m_curveC ? m_curveC->selectTest(pixel, false) : -1;
if (curveDist >= 0 && curveDist < 3) {
hit = true;
if (s_activeObject != this) {
if (s_activeObject) s_activeObject->deactivate();
s_activeObject = this;
}
m_cDragging = true;
m_cDragStart = pixel;
event->accept();
return true;
} else {
// 未命中任何图元，清除活动对象
if (s_activeObject == this) {
s_activeObject->deactivate();
s_activeObject = nullptr;
}
return false;
}
}
}
}
// 未命中任何图元：清除全局活动对象
if (!hit) {
if (s_activeObject) {
s_activeObject->deactivate();
s_activeObject = nullptr;
}
return false;
}
return false;
}
// 鼠标移动
if (event->type() == QEvent::MouseMove) {
if (s_activeObject != this) return false;
// 模式A移动
if (m_type == TYPE_A) {
if (m_dragStateA == DraggingPoint1 || m_dragStateA == DraggingPoint2) {
double newY = mPlot->yAxis->pixelToCoord(me->localPos().y());
double currentY = (m_dragStateA == DraggingPoint1) ? m_orig_y1 : m_orig_y2;
double deltaY = newY - (currentY + m_offsetYA);
if (fabs(deltaY) > 5) deltaY = (deltaY > 0 ? 5 : -5);
double newOrigY = currentY + deltaY;
double minY = m_depth - 100;
double maxY = m_depth + 100;
newOrigY = qBound(minY, newOrigY, maxY);
if (m_dragStateA == DraggingPoint1) m_orig_y1 = newOrigY;
else m_orig_y2 = newOrigY;
updateCurveFromTargets();
updateCurvePosition();
updateTracers();
mPlot->replot();
return true;
} else if (m_dragStateA == DraggingCurveA) {
QPointF current = me->localPos();
double oldX = mPlot->xAxis->pixelToCoord(m_lastDragPixelA.x());
double newX = mPlot->xAxis->pixelToCoord(current.x());
double oldY = mPlot->yAxis->pixelToCoord(m_lastDragPixelA.y());
double newY = mPlot->yAxis->pixelToCoord(current.y());
double dx = newX - oldX;
double dy = newY - oldY;
m_offsetXA += dx;
m_offsetYA += dy;
updateCurvePosition();
updateTracers();
mPlot->replot();
m_lastDragPixelA = current;
return true;
}
}
// 模式B移动
else if (m_type == TYPE_B && m_dragStateB != IdleB) {
QPointF current = me->localPos();
double oldX = mPlot->xAxis->pixelToCoord(m_bDragStart.x());
double newX = mPlot->xAxis->pixelToCoord(current.x());
double oldY = mPlot->yAxis->pixelToCoord(m_bDragStart.y());
double newY = mPlot->yAxis->pixelToCoord(current.y());
double dx = newX - oldX;
double dy = newY - oldY;
if (m_dragStateB == DraggingLineOverall) {
m_offsetXB += dx;
m_offsetYB += dy;
updateLinesPosition();
} else if (m_dragStateB == DraggingStartPoint || m_dragStateB == DraggingEndPoint) {
int idx = m_draggedLineIndex;
if (idx >= 0 && idx < m_lines.size()) {
LineItem &item = m_lines[idx];
if (m_dragStateB == DraggingStartPoint) {
item.startOrig.rx() += dx;
item.startOrig.ry() += dy;
} else {
item.endOrig.rx() += dx;
item.endOrig.ry() += dy;
}
item.line->start->setCoords(item.startOrig.x() + m_offsetXB, item.startOrig.y() + m_offsetYB);
item.line->end->setCoords(item.endOrig.x() + m_offsetXB, item.endOrig.y() + m_offsetYB);
updateLineEndpoints(item);
}
}
updateCurveFromTargets();
updateCurvePosition();
updateTracers();
mPlot->replot();
event->accept();
return true;
} else if (m_dragState == DraggingCurve) {
QPointF currentPixel = me->localPos();
double oldX = mPlot->xAxis->pixelToCoord(m_lastDragPixel.x());
double newX = mPlot->xAxis->pixelToCoord(currentPixel.x());
double oldY = mPlot->yAxis->pixelToCoord(m_lastDragPixel.y());
double newY = mPlot->yAxis->pixelToCoord(currentPixel.y());
double deltaX = newX - oldX;
double deltaY = newY - oldY;
if (fabs(deltaX) > 1e-6) m_offsetX += deltaX;
if (fabs(deltaY) > 1e-6) m_offsetY += deltaY;
updateCurvePosition();
updateTracers();
mPlot->replot();
m_lastDragPixel = currentPixel;
event->accept();
m_bDragStart = current;
return true;
}
break;
// 模式C移动
// 模式C移动
else if (m_type == TYPE_C) {
if (m_cDragging) {
// 整体拖拽
QPointF current = me->localPos();
double oldX = mPlot->xAxis->pixelToCoord(m_cDragStart.x());
double newX = mPlot->xAxis->pixelToCoord(current.x());
double oldY = mPlot->yAxis->pixelToCoord(m_cDragStart.y());
double newY = mPlot->yAxis->pixelToCoord(current.y());
double dx = newX - oldX;
double dy = newY - oldY;
m_offsetXC += dx;
m_offsetYC += dy;
for (int i = 0; i < m_pointsC.size(); ++i) {
m_labelsC[i]->position->setCoords(m_pointsC[i].x() + m_offsetXC, m_pointsC[i].y() + m_offsetYC);
}
updatePolylineC(m_cFinished && m_pointsC.size() >= 3);
mPlot->replot();
m_cDragStart = current;
return true;
} else if (m_draggingPoint) {
// 点拖拽：支持二维移动
QPointF current = me->localPos();
// 计算鼠标在轴坐标系下的移动量（直接使用像素转坐标，但为了精确，计算差值）
double oldX = mPlot->xAxis->pixelToCoord(m_cDragStart.x());
double newX = mPlot->xAxis->pixelToCoord(current.x());
double oldY = mPlot->yAxis->pixelToCoord(m_cDragStart.y());
double newY = mPlot->yAxis->pixelToCoord(current.y());
double dx = newX - oldX;
double dy = newY - oldY;
// 更新点的原始坐标
m_pointsC[m_draggedPointIndex].rx() += dx;
m_pointsC[m_draggedPointIndex].ry() += dy;
// 更新标签位置
m_labelsC[m_draggedPointIndex]->position->setCoords(m_pointsC[m_draggedPointIndex].x() + m_offsetXC,
m_pointsC[m_draggedPointIndex].y() + m_offsetYC);
updatePolylineC(m_cFinished && m_pointsC.size() >= 3);
mPlot->replot();
// 更新拖拽起始点
m_cDragStart = current;
return true;
}
}
case QEvent::MouseButtonRelease:
if (me->button() == Qt::LeftButton && s_activeCurve == this) {
return false;
}
// 鼠标释放
if (event->type() == QEvent::MouseButtonRelease && me->button() == Qt::LeftButton) {
if (s_activeObject != this) return false;
if (m_type == TYPE_A && m_dragStateA != IdleA) {
setTracerHighlight(m_tracer1, false);
setTracerHighlight(m_tracer2, false);
m_dragState = Idle;
s_activeCurve = nullptr;
mPlot->replot();
event->accept();
m_dragStateA = IdleA;
return true;
} else if (m_type == TYPE_B && m_dragStateB != IdleB) {
m_dragStateB = IdleB;
m_draggedLineIndex = -1;
return true;
} else if (m_type == TYPE_C) {
if (m_cDragging) {
m_cDragging = false;
return true;
} else if (m_draggingPoint) {
m_draggingPoint = false;
m_draggedPointIndex = -1;
return true;
}
}
break;
default:
break;
}
return false;
}

71
logPlus/TransparentDraggableCrackObject.h
View File

@ -2,50 +2,85 @@
#define TRANSPARENTDRAGGABLECRACKOBJECT_H
#include <QObject>
#include "qmycustomplot.h"
#include <QList>
#include <QPointer>
#include <QVector>
#include "qcustomplot.h"
class TransparentDraggableCrackObject : public QObject
{
Q_OBJECT
public:
explicit TransparentDraggableCrackObject(QMyCustomPlot *parentPlot,
const QString &strUuid = "",
double depth = 0);
enum CurveType { TYPE_A, TYPE_B, TYPE_C };
explicit TransparentDraggableCrackObject(QCustomPlot *parentPlot,
const QString &strUuid,
double depth = 0,
CurveType type = TYPE_A);
~TransparentDraggableCrackObject();
protected:
bool eventFilter(QObject *obj, QEvent *event) override;
private:
static QList<TransparentDraggableCrackObject*> s_allCurves; // 所有曲线实例
static TransparentDraggableCrackObject* s_activeCurve; // 当前活动曲线
QMyCustomPlot *mPlot;
QCPItemCurve *mCurve;
QCustomPlot *mPlot;
CurveType m_type;
QString m_uuid;
double m_depth;
double m_endX;
static QPointer<TransparentDraggableCrackObject> s_activeObject;
// 模式A
QCPItemCurve *mCurve;
double m_orig_x1, m_orig_x2;
double m_orig_y1, m_orig_y2;
double m_orig_startX, m_orig_endX;
double m_orig_startDirX, m_orig_startDirY;
double m_orig_endDirX, m_orig_endDirY;
double m_offsetXA, m_offsetYA;
QCPItemTracer *m_tracer1, *m_tracer2;
enum DragStateA { IdleA, DraggingPoint1, DraggingPoint2, DraggingCurveA };
DragStateA m_dragStateA;
QPointF m_lastDragPixelA;
double m_offsetX;
double m_offsetY;
// 模式B
struct LineItem {
QPointF startOrig;
QPointF endOrig;
QCPItemLine *line;
QCPItemTracer *startTracer;
QCPItemTracer *endTracer;
};
QVector<LineItem> m_lines;
bool m_isAddingLine;
QPointF m_tempPoint;
double m_offsetXB, m_offsetYB;
enum DragStateB { IdleB, DraggingLineOverall, DraggingStartPoint, DraggingEndPoint };
DragStateB m_dragStateB;
QPointF m_bDragStart;
int m_draggedLineIndex;
QCPItemTracer *m_tracer1;
QCPItemTracer *m_tracer2;
enum DragState { Idle, DraggingPoint1, DraggingPoint2, DraggingCurve };
DragState m_dragState = Idle;
QPointF m_lastDragPixel;
// 模式C
QCPCurve *m_curveC;
QVector<QPointF> m_pointsC; // 原始点（无偏移）
QVector<QCPItemText*> m_labelsC; // 序号标签
double m_offsetXC, m_offsetYC; // 整体偏移
bool m_cFinished; // 是否已完成选点
bool m_cDragging; // 是否正在拖拽整体
bool m_draggingPoint; // 是否正在拖拽点
int m_draggedPointIndex; // 拖拽的点的索引
QPointF m_cDragStart; // 拖拽起始像素
void updateCurveFromTargets();
void updateCurvePosition();
void updateTracers();
void setTracerHighlight(QCPItemTracer *tracer, bool highlight);
void updateLinesPosition();
void clearLines();
void updateLineEndpoints(LineItem &item);
void updatePolylineC(bool closed);
void clearPolylineC();
void deactivate();
};
#endif

25
logPlus/qmycustomplot.cpp
View File

@ -2123,9 +2123,30 @@ void QMyCustomPlot::addCrackObject()
QtCommonClass *qtCommon = new QtCommonClass(this);
QString strUuid = qtCommon->getUUid();
TransparentDraggableCrackObject *t = new TransparentDraggableCrackObject(this, strUuid, -depth);
// TransparentDraggableCrackObject *t = new TransparentDraggableCrackObject(this, strUuid, -depth);
// m_mapDraggable_CrackObject[strUuid] = t;
if("高导缝" == type)
{
// 模式A：原有贝塞尔曲线
auto curve = new TransparentDraggableCrackObject(this, strUuid, -depth, TransparentDraggableCrackObject::TYPE_A);
}
else if("网状缝" == type)
{
// 模式B：直线（按住Shift选两点）
auto line = new TransparentDraggableCrackObject(this, strUuid, -depth, TransparentDraggableCrackObject::TYPE_B);
}
else if("孔洞" == type)
{
// 模式C：折线（按住Shift连续选点）
auto polyline = new TransparentDraggableCrackObject(this, strUuid, -depth, TransparentDraggableCrackObject::TYPE_C);
}
m_mapDraggable_CrackObject[strUuid] = t;