GUI Layouting

AndroidManifest.xml

         android:theme="@style/GlassTheme" >
         <activity
             android:name="ch.spherIC.recurvebowsight.RBSMainActivity"
-            android:label="@string/title_rbs_main_activity" >
+            android:label="@string/title_rbs_main_activity" 
+            android:configChanges="orientation">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />

res/layout/rbs_main.xml

                 android:id="@+id/flightCurveScrollVIew"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
-                android:layout_margin="8dp"
+                android:layout_margin="4dp"
                 android:scrollbars="vertical" >
 
                 <ch.spherIC.recurvebowsight.components.XTextView
                     android:layout_width="match_parent"
                     android:layout_height="match_parent"
                     android:background="@color/white"
+                    android:textColor="@color/black"
                     android:ems="10"
                     android:inputType="textMultiLine"
                     android:padding="4dp"

src/ch/spherIC/recurvebowsight/RBSMainActivity.java

 
 import android.widget.Button;
 import android.widget.LinearLayout;
-import android.widget.ListView;
 import android.widget.ScrollView;
 import android.widget.TextView;
 import android.widget.Toast;
     private static final int MIN_DISTANCE = 50;
     private static final double CENTI = 0.01;
     private static final double MILLI = 0.001;
-    private static final String TAB = "\u0009";
 
     private ViewFlipper viewFlipper;
     private ScrollView paramsScrollView;
     private ScrollView sightCfgScrollView;
     private float lastX;
-    private ListView listView1;
     private XTextView txtViewParams;
     private XTextView txtViewResults;
     private XTextView txtViewSight;
         addRiserAndSightSpinnerListeners();
     }
 
+
+    @Override
+    protected void onSaveInstanceState(final Bundle outState) {
+        super.onSaveInstanceState(outState);
+        outState.putInt("ViewFlipper.SelectedView", this.viewFlipper.getDisplayedChild());
+        if (this.selectedArcherySetup != null) {
+            outState.putLong("SelectedArcherySetup", this.selectedArcherySetup.getId());
+        }
+        if (this.startAngle != null) {
+            outState.putDouble("StartAngle", this.startAngle);
+        }
+        if (this.scHeVSSpinner.getSelectedItem() != null) {
+            outState.putString("SelectedHeVS", this.scHeVSSpinner.getSelectedItem().toString());
+        }
+    }
+
+
     @Override
     protected void onRestoreInstanceState(final Bundle savedInstanceState) {
         super.onRestoreInstanceState(savedInstanceState);
         if (savedInstanceState.containsKey("SelectedArcherySetup")) {
             this.selectedArcherySetup = ArcherySetupDao.getInstance().loadById(savedInstanceState.getLong("SelectedArcherySetup"));
         }
-        this.startAngle = savedInstanceState.getDouble("StartAngle", 0);
+        this.startAngle = savedInstanceState.getDouble("StartAngle");
         this.selectedHeVS = savedInstanceState.getString("SelectedHeVS");
 
         deactivateAllXTextView();
+
         switch (selView) {
         case 0:
             xTextViewUp(this.txtViewParams);
         }
     }
 
-    @Override
-    protected void onSaveInstanceState(final Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putInt("ViewFlipper.SelectedView", this.viewFlipper.getDisplayedChild());
-        if (this.selectedArcherySetup != null) {
-            outState.putLong("SelectedArcherySetup", this.selectedArcherySetup.getId());
-        }
-        if (this.startAngle != null) {
-            outState.putDouble("StartAngle", this.startAngle);
-        }
-        if (this.scHeVSSpinner.getSelectedItem() != null) {
-            outState.putString("SelectedHeVS", this.scHeVSSpinner.getSelectedItem().toString());
-        }
-    }
 
     private void initializeComponents() {
 
     public void onCalculationDone(final Double[][] flightCurve, final Double startAngle, final Double[] maxHCurve) {
         this.startAngle = startAngle;
 
+        fillFlightCurveTxtFld(flightCurve, startAngle, maxHCurve);
+        calculateSettings();
+
+        if (this.calculationAlert != null) {
+            this.calculationAlert.dismiss();
+        }
+
+        this.txtViewSight.doSingleTouch();
+    }
+
+
+    private void fillFlightCurveTxtFld(final Double[][] flightCurve, final Double startAngle,
+                                       final Double[] maxHCurve) {
         this.flightCurveTxtFld.setText("");
-        this.flightCurveTxtFld.append("Abschusswinkel:" + TAB + DF_FC.format(startAngle) + " °\n");
-        this.flightCurveTxtFld.append("Max. Höhe der Flugbahn:" + TAB + DF_FC.format(maxHCurve[0])
+        this.flightCurveTxtFld.append("Abschusswinkel:\n" + DF_FC.format(startAngle) + " °\n\n");
+        this.flightCurveTxtFld.append("Max. Höhe der Flugbahn:\n" + DF_FC.format(maxHCurve[0])
                                       + " m / " + DF_FC.format(maxHCurve[0] + Double.valueOf(this.arrowNockHeightTxtFld.getText().toString().trim()))
-                                      + " m,  [t = " + DF_FC.format(maxHCurve[1]) + " s]\n");
-        this.flightCurveTxtFld.append("Flugzeit:" + TAB + TAB
+                                      + " m,  [t = " + DF_FC.format(maxHCurve[1]) + " s]\n\n");
+        this.flightCurveTxtFld.append("Flugzeit:\n"
                                       + DF_FC.format(flightCurve[flightCurve.length - 1][TrajectoryCalculator.IDX_T])
                                       + " sec\n\n");
 
         int width = this.flightCurveTxtFld.getMeasuredWidth();
 
         SpannableString line = new SpannableString("t [sec]\tVx [m/s]\tVy [m/s]\tx [m]\ty [m]\n\n");
-        line.setSpan(new TabStopSpan.Standard(width / 5), 0, 36, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
-        line.setSpan(new TabStopSpan.Standard(width / 5 * 2), 0, 36, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
-        line.setSpan(new TabStopSpan.Standard(width / 5 * 3), 0, 36, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
-        line.setSpan(new TabStopSpan.Standard(width / 5 * 4), 0, 36, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
-
+        line.setSpan(new TabStopSpan.Standard(width / 5), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+        line.setSpan(new TabStopSpan.Standard(width / 5 * 2), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+        line.setSpan(new TabStopSpan.Standard(width / 5 * 3), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+        line.setSpan(new TabStopSpan.Standard(width / 5 * 4), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
         this.flightCurveTxtFld.append(line);
 
-
-//        this.flightCurveTxtFld.append("t [sec]" + TAB + TAB + "Vx [m/s]" + TAB + TAB + "Vy [m/s]" + TAB + TAB + "x [m]" + TAB + TAB + "y [m]\n\n");
-//
-//        for (int i = 0; i < flightCurve.length; i++) {
-//            Double[] r1 = flightCurve[i];
-//            StringBuffer line = new StringBuffer();
-//            line.append(DF_FC.format(r1[TrajectoryCalculator.IDX_T]) + TAB + TAB
-//                        + DF_FC.format(r1[TrajectoryCalculator.IDX_VX]) + TAB + TAB + TAB
-//                        + DF_FC.format(r1[TrajectoryCalculator.IDX_VY]) + TAB + TAB + TAB + TAB
-//                        + DF_FC.format(r1[TrajectoryCalculator.IDX_X]) + TAB + TAB
-//                        + DF_FC.format(r1[TrajectoryCalculator.IDX_Y]) + "\n");
-//            this.flightCurveTxtFld.append(line.toString());
-//        }
-
-        calculateSettings();
-
-        if (this.calculationAlert != null) {
-            this.calculationAlert.dismiss();
+        for (int i = 0; i < flightCurve.length; i++) {
+            Double[] r1 = flightCurve[i];
+            line = new SpannableString(DF_FC.format(r1[TrajectoryCalculator.IDX_T]) + '\t'
+                                       + DF_FC.format(r1[TrajectoryCalculator.IDX_VX]) + '\t'
+                                       + DF_FC.format(r1[TrajectoryCalculator.IDX_VY]) + '\t'
+                                       + DF_FC.format(r1[TrajectoryCalculator.IDX_X]) + '\t'
+                                       + DF_FC.format(r1[TrajectoryCalculator.IDX_Y]) + "\n");
+            line.setSpan(new TabStopSpan.Standard(width / 5), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            line.setSpan(new TabStopSpan.Standard(width / 5 * 2), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            line.setSpan(new TabStopSpan.Standard(width / 5 * 3), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            line.setSpan(new TabStopSpan.Standard(width / 5 * 4), 0, line.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+            this.flightCurveTxtFld.append(line);
         }
-
-        this.txtViewSight.doSingleTouch();
     }
 
     /**

src/ch/spherIC/recurvebowsight/logic/CalculationTask.java

     }
 
 
-    private Double[] calculateMaxHeight(final Double[][] flightCurve) {
+    public static Double[] calculateMaxHeight(final Double[][] flightCurve) {
         Double[] maxHCurve = new Double[] { 0d, 0d };
         Double maxH = 0.0;