Added controls to main window for user defined transfer functions

ra3xdh · May 13, 2014 · 8f66ceb · 8f66ceb
1 parent 8bc830b
commit 8f66ceb
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Showing 3 changed files with 34 additions and 2 deletions.
diff --git a/filter.h b/filter.h
@@ -30,7 +30,7 @@ class Filter
 
 public:
     enum FType {HighPass, LowPass, BandPass, BandStop, NoFilter};
-    enum FilterFunc {Butterworth, Chebyshev, Cauer, Bessel, InvChebyshev, NoFunc};
+    enum FilterFunc {Butterworth, Chebyshev, Cauer, Bessel, InvChebyshev, NoFunc, User};
 
 private:
     void besselCoefficients();

diff --git a/filtersintez.cpp b/filtersintez.cpp
@@ -46,10 +46,15 @@ FilterSintez::FilterSintez(QWidget *parent)
     lst2<<tr("Фильтр Баттерворта")
         <<tr("Фильтр Чебышева")
         <<tr("Инверсный фильтр Чебышева")
-        <<tr("Эллиптический фильтр");
+        <<tr("Эллиптический фильтр")
+        <<tr("User defined");
     cbxFilterFunc->addItems(lst2);
     connect(cbxFilterFunc,SIGNAL(currentIndexChanged(int)),this,SLOT(slotSwitchParameters()));
 
+    btnDefineTransferFunc = new QPushButton(tr("Manually define transfer function"));
+    btnDefineTransferFunc->setEnabled(false);
+    connect(btnDefineTransferFunc,SIGNAL(clicked()),this,SLOT(slotDefineTransferFunc()));
+
     btnCalcSchematic = new QPushButton(tr("Рассчитать элементы схемы фильтра"));
     connect(btnCalcSchematic,SIGNAL(clicked()),SLOT(slotCalcSchematic()));
 
@@ -121,6 +126,8 @@ FilterSintez::FilterSintez(QWidget *parent)
     l3->addWidget(cbxFilterFunc);
     left->addLayout(l3);
 
+    left->addWidget(btnDefineTransferFunc);
+
     QHBoxLayout *l1 = new QHBoxLayout;
     l1->addWidget(lblResp);
     l1->addWidget(cbxResponse);
@@ -183,6 +190,8 @@ void FilterSintez::slotCalcSchematic()
                      break;
             case 3 : ffunc = Filter::Cauer;
                      break;
+            case 4 : ffunc = Filter::User;
+                     break;
             default: ffunc = Filter::NoFunc;
                      break;
         }
@@ -341,6 +350,27 @@ void FilterSintez::slotSwitchParameters()
     } else {
         cbxFilterType->setDisabled(false);
     }
+
+    if ((cbxFilterFunc->currentIndex()==4)) {
+        btnDefineTransferFunc->setEnabled(true);
+        edtF2->setEnabled(false);
+        edtPassbRpl->setEnabled(false);
+        edtA1->setEnabled(false);
+        edtA2->setEnabled(false);
+        edtKv->setEnabled(false);
+    } else {
+        btnDefineTransferFunc->setEnabled(false);
+        edtF2->setEnabled(true);
+        edtPassbRpl->setEnabled(true);
+        edtA1->setEnabled(true);
+        edtA2->setEnabled(true);
+        edtKv->setEnabled(true);
+    }
+}
+
+void FilterSintez::slotDefineTransferFunc()
+{
+
 }
 
 void FilterSintez::errorMessage(QString str)

diff --git a/filtersintez.h b/filtersintez.h
@@ -33,6 +33,7 @@ class FilterSintez : public QMainWindow
 
     QComboBox *cbxFilterFunc;
     QPushButton *btnCalcSchematic;
+    QPushButton *btnDefineTransferFunc;
 
     QLabel *lblResult;
     QTextEdit *txtResult;
@@ -79,6 +80,7 @@ private slots:
     void slotUpdateResponse();
     void slotCalcSchematic();
     void slotSwitchParameters();
+    void slotDefineTransferFunc();
 
 public:
     FilterSintez(QWidget *parent = 0);