diff --git a/logPlus/formdraw.cpp b/logPlus/formdraw.cpp
index 6980986..f1db884 100644
--- a/logPlus/formdraw.cpp
+++ b/logPlus/formdraw.cpp
@@ -17,6 +17,7 @@
 #include "DrawTvd.h"
 #include "DepthProgress.h"
 #include "CallGlobalManage.h"
+#include "mainwindowcurve.h"
 // #include "CylinderImagePlot.h"
 
 //以下参数从配置文件读取
@@ -117,6 +118,11 @@ FormDraw::~FormDraw()
     delete ui;
 }
 
+void FormDraw::setMainWinCurve(MainWindowCurve* pWin)
+{
+	m_pMinCurve = pWin;
+}
+
 void FormDraw::s_setDrawData(QString strUuid, QString strSlfName, QString strWellName, QString strTrackName, QStringList listdt)
 {
     //井名&道名不一致
@@ -166,7 +172,8 @@ void FormDraw::setDrawData(QStringList listdt, QJsonObject objInfo)
 	{
 		FormWave *pwave = new FormWave(this, strSlfName, strWellName, m_strTrackName, strLineName);
 		pwave->setDepthY(m_iY1, m_iY2);
-		pwave->initGeometry(m_strUuid, m_iScale, dW, m_nObjDrawH);
+		pwave->initGeometry(m_strUuid, m_iScale, dW, m_pMinCurve->m_nObjDrawH);
+		pwave->initBottomDepth(m_pMinCurve->m_dBottomDepth);
 		pwave->m_formTrack = m_formTrack;
 		pwave->m_strObjUuid = pInfo->m_strObjUuid;
 		pwave->show();
@@ -175,7 +182,8 @@ void FormDraw::setDrawData(QStringList listdt, QJsonObject objInfo)
 	{
 		FormImage *pimg = new FormImage(this, strSlfName, strWellName, m_strTrackName, strLineName);
 		pimg->setDepthY(m_iY1, m_iY2);
-		pimg->initGeometry(m_strUuid, m_iScale, dW, m_nObjDrawH);
+		pimg->initGeometry(m_strUuid, m_iScale, dW, m_pMinCurve->m_nObjDrawH);
+		pimg->initBottomDepth(m_pMinCurve->m_dBottomDepth);
 		pimg->m_formTrack = m_formTrack;
 		pimg->show();
 	}
@@ -3644,7 +3652,8 @@ void FormDraw::s_addWave(QString strUuid, QString strSlfName, QString strWellNam
 		FormWave *pwave = new FormWave(this, strSlfName, strWellName, strTrackName, strWaveName);
 		pwave->setDepthY(m_iY1, m_iY2);
 		strObjUuid = pwave->m_strObjUuid;
-		pwave->initGeometry(m_strUuid, m_iScale, nW, m_nObjDrawH);
+		pwave->initGeometry(m_strUuid, m_iScale, nW, m_pMinCurve->m_nObjDrawH);
+		pwave->initBottomDepth(m_pMinCurve->m_dBottomDepth);
 		pwave->m_formTrack = m_formTrack;
 		pwave->show();
 		//pwave->replot();
@@ -4334,7 +4343,7 @@ void FormDraw::s_addDrawImage(QString strUuid, QString strSlfName, QString strWe
 	{
 		FormImage *pImg = new FormImage(this, strSlfName, strWellName, strTrackName, strLineName);
 		pImg->setDepthY(m_iY1, m_iY2);
-		pImg->initGeometry(m_strUuid, m_iScale, nW, m_nObjDrawH);
+		pImg->initGeometry(m_strUuid, m_iScale, nW, m_pMinCurve->m_nObjDrawH);
 		pImg->m_formTrack = m_formTrack;
 		pImg->show();
 		_nSamples = 264;
diff --git a/logPlus/formdraw.h b/logPlus/formdraw.h
index 5afbef5..8df7368 100644
--- a/logPlus/formdraw.h
+++ b/logPlus/formdraw.h
@@ -19,7 +19,7 @@
 namespace Ui {
 class FormDraw;
 }
-
+class MainWindowCurve;
 class FormDraw : public FormBase
 {
     Q_OBJECT
@@ -28,6 +28,8 @@ public:
     explicit FormDraw(QWidget *parent, QString strSlfName, QString m_strWellName="", QString strTrackName="");
     ~FormDraw();
 
+	void setMainWinCurve(MainWindowCurve* pWin);
+
     void setDrawData(QStringList slist, QJsonObject objInfo);
 
 	void setDrawPropert(QJsonObject obj);
@@ -119,9 +121,9 @@ public slots:
     void setColWidth(float fNewWidth);
 
 public:
+	MainWindowCurve* m_pMinCurve = NULL;
     QString m_strTrackName;
     double m_nTrackW = 0;
-	int m_nObjDrawH = 0;
 
     int m_iScale=200;
     double m_iY1=0;
diff --git a/logPlus/formimage.cpp b/logPlus/formimage.cpp
index 332582b..8f3d76f 100644
--- a/logPlus/formimage.cpp
+++ b/logPlus/formimage.cpp
@@ -73,6 +73,12 @@ void FormImage::updateDepthY(float fy1, float fy2)
 	update();
 }
 
+void FormImage::initBottomDepth(double dep)
+{
+	m_fDepthLowerY = qAbs(dep);
+	m_fAddY = m_fDepthLowerY - m_fTopY;
+}
+
 bool FormImage::LoadFromSLF_wave()
 {
 	CLogIO * logio = new CLogIO();
diff --git a/logPlus/formimage.h b/logPlus/formimage.h
index 6a6b139..23e2ce3 100644
--- a/logPlus/formimage.h
+++ b/logPlus/formimage.h
@@ -29,6 +29,8 @@ public:
 	void setDepthY(float fy1, float fy2);
 	//改变深度更新绘图
 	void updateDepthY(float fy1, float fy2);
+	//初始显示区域底部深度值
+	void initBottomDepth(double dep);
 
 	bool LoadFromSLF_wave();
 	// 改变色板
diff --git a/logPlus/formwave.cpp b/logPlus/formwave.cpp
index 040b429..ba518a8 100644
--- a/logPlus/formwave.cpp
+++ b/logPlus/formwave.cpp
@@ -92,7 +92,6 @@ void FormWave::setDepthY(float fy1, float fy2)
 
 	m_PlotSdep = qAbs(this->m_iY2);
 	m_fTopY = m_PlotSdep;
-	qDebug() << " 111###### m_fTopY " << m_fTopY;
 }
 
 void FormWave::updateDepthY(float fy1, float fy2)
@@ -101,7 +100,12 @@ void FormWave::updateDepthY(float fy1, float fy2)
 	this->m_iY2 = fy2;
 	m_fTopY = qAbs(this->m_iY2);
 	update();
-	qDebug() << " 222###### m_fTopY " << m_fTopY;
+}
+
+void FormWave::initBottomDepth(double dep)
+{
+	m_fDepthLowerY = qAbs(dep);
+	m_fAddY = m_fDepthLowerY - m_fTopY;
 }
 
 bool FormWave::LoadFromSLF_wave()
@@ -376,7 +380,6 @@ void FormWave::vertScrollBarChanged(QString strUuid, double value, double low, d
         return;
     }
 	m_fTopY = value;
-	qDebug() << " 333###### m_fTopY " << m_fTopY;
 	update();
 }
 
@@ -407,7 +410,6 @@ void FormWave::vertScrollBarChanged_setGeometry(QString strUuid, double value, d
 		return;
 	}
 	m_fTopY = ddepth;
-	qDebug() << " 444###### m_fTopY " << m_fTopY;
 	update();
 }
 
@@ -497,7 +499,7 @@ void FormWave::DrawWave(QPainter* pdc, QRectF mrt1)
 	flDepthScale = 1;
 	float te00 = 0;
 
-	qDebug() << "FormWave : m_fTopY " << m_fTopY;
+	//qDebug() << "FormWave : m_fTopY " << m_fTopY;
 	// 计算显示深度
 	float sdepc = m_fTopY, edepc = m_fTopY + m_fAddY;
 	QRectF rt;// = mrt1;
diff --git a/logPlus/formwave.h b/logPlus/formwave.h
index 6db14b1..385dad9 100644
--- a/logPlus/formwave.h
+++ b/logPlus/formwave.h
@@ -29,6 +29,8 @@ public:
 	void setDepthY(float fy1, float fy2);
 	//改变深度更新绘图
 	void updateDepthY(float fy1, float fy2);
+	//初始显示区域底部深度值
+	void initBottomDepth(double dep);
 
 	bool LoadFromSLF_wave();
 	bool SaveToSLF_LogMud();
@@ -91,7 +93,7 @@ public:
 	int PickFlag = 0;
 	float m_fTopY = 0.0f;
 	float m_fDepthLowerY = 0.0f;
-	float m_fAddY = 29.0f;
+	float m_fAddY = 19.0f;
 
 	int schemIndex = 1;
 	int colornum = 256;
diff --git a/logPlus/formwell.cpp b/logPlus/formwell.cpp
index 6152c17..0f7e620 100644
--- a/logPlus/formwell.cpp
+++ b/logPlus/formwell.cpp
@@ -30,7 +30,8 @@ FormWell::FormWell(QWidget *parent, QString strWellName) :
     ui(new Ui::FormWell)
 {
     ui->setupUi(this);
-    m_parent = parent;
+
+	m_pMainWinCurve = (MainWindowCurve *)parent;
     m_strWellName = strWellName;
 
 	m_cuProperty.m_nInv = 10;
@@ -296,6 +297,7 @@ QVector<QWidget *> FormWell::new_track(QStringList listdt, QString strTrackName)
 
             //曲线绘制栏
             FormDraw *formDraw = new FormDraw(this, strSlfName, strWellName, strTrackName);
+			formDraw->setMainWinCurve(m_pMainWinCurve);
 			formDraw->setBorderFlags(BorderFlags(BottomBorder | RightBorder));
             vec << formDraw;
             //
@@ -309,7 +311,6 @@ QVector<QWidget *> FormWell::new_track(QStringList listdt, QString strTrackName)
             formDraw->m_formTrack = formTrack;
             formDraw->m_iScale = m_iScale;
 			formDraw->m_nTrackW = dW;
-			formDraw->m_nObjDrawH = m_nObjDrawH;
             //多井的打开工程，使用模板的井名和slf名
             formDraw->m_bMultiProject = m_bMultiProject;
 
@@ -772,8 +773,7 @@ void FormWell::setWellProperty(QVariantList listVal)
                 ui->tableWidget->hideRow(0);
                 ui->tableWidget->update();
             }
-            MainWindowCurve *parent = (MainWindowCurve *)m_parent;
-            parent->SetScrollBar_Geometry();
+			m_pMainWinCurve->SetScrollBar_Geometry();
         }
         return;
     }
@@ -1094,10 +1094,7 @@ void FormWell::resizeWindow()
         ui->tableWidget->setGeometry(0, 2, tempWidth, tempHight);
     }
 
-//    m_parent = parent;
-
-    MainWindowCurve *parent = (MainWindowCurve *)m_parent;
-    parent->resizeItem(m_strWellName, tempWidth, tempHight);
+	m_pMainWinCurve->resizeItem(m_strWellName, tempWidth, tempHight);
 }
 
 //获取头2行的宽高，方便输出图
@@ -1356,9 +1353,8 @@ void FormWell::onSectionResized(int logicalIndex, int oldSize, int newSize)
     {
         if(newSize!=0)
         {
-            MainWindowCurve *parent = (MainWindowCurve *)m_parent;
-            parent->SetScrollBar_Geometry();
-            parent->vertScrollBarChanged_Head(0);
+            m_pMainWinCurve->SetScrollBar_Geometry();
+            m_pMainWinCurve->vertScrollBarChanged_Head(0);
         }
     }
 }
diff --git a/logPlus/formwell.h b/logPlus/formwell.h
index 20380d2..45eba18 100644
--- a/logPlus/formwell.h
+++ b/logPlus/formwell.h
@@ -13,6 +13,7 @@ namespace Ui {
 class FormWell;
 }
 class WellHeader;
+class MainWindowCurve;
 class FormWell : public QWidget
 {
     Q_OBJECT
@@ -64,7 +65,7 @@ public:
     int m_iScale=200;
     double m_iY1=0;
     double m_iY2=0;
-    QWidget *m_parent;
+	MainWindowCurve *m_pMainWinCurve = NULL;
     bool m_bShowTrackHead = true; //显示道头
     bool m_bMultiProject = false; //多井的打开工程，使用模板的井名和slf名
 
diff --git a/logPlus/mainwindowcurve.cpp b/logPlus/mainwindowcurve.cpp
index 860fd9a..91064bf 100644
--- a/logPlus/mainwindowcurve.cpp
+++ b/logPlus/mainwindowcurve.cpp
@@ -451,50 +451,17 @@ MainWindowCurve::~MainWindowCurve()
 
 void MainWindowCurve::resizeEvent(QResizeEvent *event)
 {
-	int nhei = 0;
-	Qt::ToolBarArea area = this->toolBarArea(ui->mainToolBar);
-	if (area == Qt::BottomToolBarArea || area == Qt::TopToolBarArea)
-	{
-		nhei = ui->mainToolBar->height();
-		if (ui->centralwidget->layout())
-		{
-			int left, top, right, bottom;
-			ui->centralwidget->layout()->getContentsMargins(&left, &top, &right, &bottom);
-			nhei += top;
-			nhei += bottom;
-		}
-	}
-	QSize sz = event->size();
-	m_nObjDrawH = sz.height() - nhei - m_nObjLayerH - 100 - 100;
-	// nhei mainToolBar的高度 m_nObjLyrH，对象单元格高度  100头高度，100井头高度
 	int che = ui->centralwidget->height();
-	emit CallManage::getInstance()->sig_ResizeHeight(m_strUuid, che);
+	m_dBottomDepth = this->getVisibleBottomDepth();
+	emit CallManage::getInstance()->sig_ResizeDepth(m_strUuid, m_nObjDrawH, m_dBottomDepth);
 
     emit sig_resizeWindow();
 
     //2个滚动条位置
     SetScrollBar_Geometry();
-    QRect rect2 = ui->centralwidget->geometry();
-    int left, top, right, bottom;
-    if (ui->centralwidget->layout())
-    {
-        ui->centralwidget->layout()->getContentsMargins(&left, &top, &right, &bottom);
-    }
-    //获取井well前2行的高度
-    int iTableSize_Head = 100 + m_nObjLayerH;
-//    int iTableSize_Head = 0;
-//    getTableSize_Head(iTableSize_Head);
-    int iTableWellTrack_height = ui->tableWidget_2->rowHeight(0) + (5) + iTableSize_Head -1;
+
     //可视区域高度
-    int iScreenHeight = 0;
-    //锁头
-    if(m_fixwellsectionHeaderAc->isChecked())
-    {
-        iScreenHeight = (double)(rect2.height()-10- top -bottom - iTableWellTrack_height)/g_dPixelPerCm * m_iScale;
-    }
-    else{
-        iScreenHeight = (double)(rect2.height()-10- top -bottom - 4)/g_dPixelPerCm * m_iScale;
-    }
+	int iScreenHeight = this->getScreenHeight();
     //下方滚动条高度
     int iHScrollBarHeight = 0;
     if(!ui->tableWidget_2->horizontalScrollBar()->isVisible())
@@ -728,9 +695,57 @@ void MainWindowCurve::vertScrollBarChanged(int iValue)
     //通知界面重设范围(三图一表)
     emit CallManage::getInstance()->sig_vertScrollBarChanged_santuyibiao(m_strUuid, value, -m_iY1, -m_iY2);
 
+	double dv = getVisibleBottomDepth();
+	qDebug() << "dv " << dv;
     //AppendConsole(PAI_INFO, "鼠标滚动结束");
 }
 
+// 获取 centralwidget 可视区域顶部深度（米）
+// 原理：滚动条值 value = -(当前顶部深度), 即 topDepth = -value
+double MainWindowCurve::getVisibleTopDepth() const
+{
+    double value = (double)ui->verticalScrollBar->value() / 100.0;
+    return -value;  // 顶部深度（浅端，较小值）
+}
+
+// 获取 centralwidget 可视区域底部深度（米）
+// 原理：bottomDepth = topDepth + 可视高度（深度单位）
+double MainWindowCurve::getVisibleBottomDepth()
+{
+    double value = (double)ui->verticalScrollBar->value() / 100.0;
+    double topDepth = -value;
+
+    int iScreenHeight = getScreenHeight();
+    // iScreenHeight 单位是 0.01m，除以100转为米
+    double visibleDepthRange = (double)iScreenHeight / 100.0;
+    return topDepth - visibleDepthRange;
+}
+
+int MainWindowCurve::getScreenHeight()
+{
+	// 计算可视区域对应的深度范围（与 vertScrollBarChanged 保持一致）
+	QRect rect2 = ui->centralwidget->geometry();
+	int left = 0, top = 0, right = 0, bottom = 0;
+	if (ui->centralwidget->layout())
+		ui->centralwidget->layout()->getContentsMargins(&left, &top, &right, &bottom);
+
+
+	int iScreenHeight = 0;
+	if (m_fixwellsectionHeaderAc->isChecked())
+	{
+		int iTableSize_Head = 100 + m_nObjLayerH;
+		int iTableWellTrack_height = ui->tableWidget_2->rowHeight(0) + 5 + iTableSize_Head - 1;
+		m_nObjDrawH = rect2.height() - 10 - top - bottom - iTableWellTrack_height;
+		iScreenHeight = (double)(m_nObjDrawH) / g_dPixelPerCm * m_iScale;
+	}
+	else
+	{
+		m_nObjDrawH = rect2.height() - 10 - top - bottom - 4;
+		iScreenHeight = (double)(m_nObjDrawH) / g_dPixelPerCm * m_iScale;
+	}
+	return iScreenHeight;
+}
+
 //初始化工具栏
 void MainWindowCurve::initMainToolBar()
 {
@@ -4763,7 +4778,7 @@ void MainWindowCurve::s_NewWell(QString strWellName, QString strSlfName, bool bS
             //此处还没有生成well，所以不能这样获取
             //getTableSize_Head(iTableSize_Head);
             //
-            ui->tableWidget_2->setRowHeight(i, (int)iHeightOfScreen+iTableSize_Head+(3+1)+10);
+            ui->tableWidget_2->setRowHeight(i, (int)iHeightOfScreen+iTableSize_Head+(3+1)+10-400);
             //
             FormWell *widgetWell = new FormWell(this, strWellName);
 			widgetWell->setBorderFlags(BorderFlags(BottomBorder | LeftBorder | RightBorder));
diff --git a/logPlus/mainwindowcurve.h b/logPlus/mainwindowcurve.h
index f10a696..c41ec61 100644
--- a/logPlus/mainwindowcurve.h
+++ b/logPlus/mainwindowcurve.h
@@ -52,6 +52,11 @@ public:
     void getTableSize_Head(int &iHight);
     void getTableSize_Head_Biggest(int &iHight, int &iHight1, int &iHight2);//展开FormIndo后，获取真正的高度最大值
     void setTableSize_Well();
+    // 获取 centralwidget 可视区域顶部/底部深度（米）
+    double getVisibleTopDepth() const;
+    double getVisibleBottomDepth();
+	// 获取绘图区域显示厘米
+	int getScreenHeight();
     //隐藏道头/对象头
     void HideTableHead();
     void ShowTableHead();
@@ -109,6 +114,7 @@ public:
     QLineEdit *spinbox2;
     QLineEdit *spinbox3;
 
+	double m_dBottomDepth = 0.0; // 绘制区域底部深度
 	int m_nObjDrawH = 0;	// 绘制层高度
 	int m_nObjLayerH = 104; // 对象层高度
     int m_iScale=200;
diff --git a/logPlus/qmycustomplot.cpp b/logPlus/qmycustomplot.cpp
index 9f9cd17..2e308fb 100644
--- a/logPlus/qmycustomplot.cpp
+++ b/logPlus/qmycustomplot.cpp
@@ -146,7 +146,7 @@ QMyCustomPlot::QMyCustomPlot(QWidget *parent, QString strSlfName, QString strWel
     connect(CallManage::getInstance(), SIGNAL(sig_vertScrollBarChanged(QString, double, double, double)), this, SLOT(vertScrollBarChanged(QString, double, double, double)));
     connect(CallManage::getInstance(), SIGNAL(sig_vertScrollBarChanged_setGeometry(QString, double, double, double, double)), this, SLOT(vertScrollBarChanged_setGeometry(QString, double, double, double, double)));
 
-	connect(CallManage::getInstance(), SIGNAL(sig_ResizeHeight(QString, int)), this, SLOT(s_ResizeHeight(QString, int)));
+	//connect(CallManage::getInstance(), SIGNAL(sig_ResizeHeight(QString, int)), this, SLOT(s_ResizeHeight(QString, int)));
 
     //曲线选中，置顶
     connect(CallManage::getInstance(), SIGNAL(sig_Raise(QString, QString, QString, QString, QString, int, QString)), this, SLOT(s_Raise(QString, QString, QString, QString, QString, int, QString)));
@@ -12326,18 +12326,18 @@ float QMyCustomPlot::visibleBottomDepth() const
         return (float)yAxis->pixelToCoord(pixBottom);
 }
 
-void QMyCustomPlot::s_ResizeHeight(QString strUuid, int nPixVal)
-{
-	if (m_strUuid == strUuid)
-	{
-		if (m_bX2Y)
-			m_fBottomY = xAxis->pixelToCoord(nPixVal);
-		else
-			m_fBottomY = yAxis->pixelToCoord(nPixVal);
-
-		emit CallManage::getInstance()->sig_ResizeDepth(m_strUuid, nPixVal, m_fBottomY);
-	}
-}
+//void QMyCustomPlot::s_ResizeHeight(QString strUuid, int nPixVal)
+//{
+//	if (m_strUuid == strUuid)
+//	{
+//		if (m_bX2Y)
+//			m_fBottomY = xAxis->pixelToCoord(nPixVal);
+//		else
+//			m_fBottomY = yAxis->pixelToCoord(nPixVal);
+//
+//		emit CallManage::getInstance()->sig_ResizeDepth(m_strUuid, nPixVal, m_fBottomY);
+//	}
+//}
 
 //自定义滚动条
 void QMyCustomPlot::vertScrollBarChanged(QString strUuid, double value, double low, double upper)
diff --git a/logPlus/qmycustomplot.h b/logPlus/qmycustomplot.h
index cae0bbb..f085436 100644
--- a/logPlus/qmycustomplot.h
+++ b/logPlus/qmycustomplot.h
@@ -398,7 +398,7 @@ public slots:
     void vertScrollBarChanged(QString strUuid, double value, double low, double upper);
     void vertScrollBarChanged_setGeometry(QString strUuid, double value, double low, double upper, double ddepth);
 
-	void s_ResizeHeight(QString strUuid, int nPixVal);
+	//void s_ResizeHeight(QString strUuid, int nPixVal);
     //信号槽刷新
     void slot_replot();