package net.sf.openrocket.android.motor;\r
\r
-import java.util.ArrayList;\r
-import java.util.List;\r
-import java.util.Vector;\r
-\r
-import net.sf.openrocket.R;\r
import net.sf.openrocket.android.db.DbAdapter;\r
import net.sf.openrocket.android.util.AndroidLogWrapper;\r
+\r
+import org.achartengine.GraphicalView;\r
+import org.achartengine.chart.LineChart;\r
+import org.achartengine.chart.PointStyle;\r
+import org.achartengine.chart.XYChart;\r
+import org.achartengine.model.XYMultipleSeriesDataset;\r
+import org.achartengine.model.XYSeries;\r
+import org.achartengine.renderer.XYMultipleSeriesRenderer;\r
+import org.achartengine.renderer.XYSeriesRenderer;\r
+\r
import android.graphics.Color;\r
-import android.graphics.PointF;\r
+import android.graphics.Paint.Align;\r
import android.os.Bundle;\r
import android.support.v4.app.Fragment;\r
import android.view.LayoutInflater;\r
-import android.view.MotionEvent;\r
-import android.view.ScaleGestureDetector;\r
import android.view.View;\r
-import android.view.View.OnTouchListener;\r
import android.view.ViewGroup;\r
\r
-import com.androidplot.xy.BoundaryMode;\r
-import com.androidplot.xy.LineAndPointFormatter;\r
-import com.androidplot.xy.LineAndPointRenderer;\r
-import com.androidplot.xy.SimpleXYSeries;\r
-import com.androidplot.xy.XYPlot;\r
-import com.androidplot.xy.YValueMarker;\r
-\r
-public class BurnPlotFragment extends Fragment implements OnTouchListener {\r
+public class BurnPlotFragment extends Fragment {\r
\r
private ExtendedThrustCurveMotor motor;\r
private long motorId;\r
\r
- private XYPlot mySimpleXYPlot;\r
- private SimpleXYSeries mySeries;\r
- private PointF minXY;\r
- private PointF maxXY;\r
-\r
- private float absMinX;\r
- private float absMaxX;\r
-\r
- private ScaleGestureDetector mScaleDetector;\r
- private float mScaleFactor = 1.f;\r
+ /** The encapsulated graphical view. */\r
+ private GraphicalView mView;\r
+ /** The chart to be drawn. */\r
+ private XYChart mChart;\r
\r
public static BurnPlotFragment newInstance( long motorId ) {\r
BurnPlotFragment frag = new BurnPlotFragment();\r
frag.setArguments(bundle);\r
return frag;\r
}\r
- \r
+\r
@Override\r
public void onCreate(Bundle savedInstanceState) {\r
AndroidLogWrapper.d(BurnPlotFragment.class,"onCreate");\r
- \r
+\r
if ( savedInstanceState!= null) {\r
motorId = savedInstanceState.getLong("motorId",-1);\r
} else {\r
Bundle b = getArguments();\r
motorId = b.getLong("motorId");\r
}\r
- \r
+\r
DbAdapter mDbHelper = new DbAdapter(getActivity());\r
mDbHelper.open();\r
\r
try {\r
motor = mDbHelper.getMotorDao().fetchMotor(motorId);\r
} catch ( Exception e ) {\r
- \r
+\r
}\r
\r
mDbHelper.close();\r
public View onCreateView(LayoutInflater inflater, ViewGroup container,\r
Bundle savedInstanceState) {\r
AndroidLogWrapper.d(BurnPlotFragment.class,"onCreateView");\r
- View v = inflater.inflate(R.layout.motor_burn, container, false);\r
- mySimpleXYPlot = (XYPlot) v.findViewById(R.id.xyplot);\r
- mySimpleXYPlot.setOnTouchListener(this);\r
- mScaleDetector = new ScaleGestureDetector(v.getContext(), new ScaleListener());\r
+ \r
init(motor);\r
- return v;\r
+ mView = new GraphicalView(container.getContext(), mChart);\r
+ return mView;\r
}\r
\r
- private static List<Double> fromArray( double[] arry ) {\r
- List<Double> l = new ArrayList<Double>(arry.length);\r
- for( double d: arry ) {\r
- l.add(d);\r
- }\r
- return l;\r
- }\r
- \r
private void init( ExtendedThrustCurveMotor motor ) {\r
\r
- mySimpleXYPlot.setUserDomainOrigin(0);\r
- mySimpleXYPlot.setUserRangeOrigin(0);\r
- mySimpleXYPlot.setRangeLabel("impuse (n)");\r
- mySimpleXYPlot.setDomainLabel("time (s)");\r
- mySimpleXYPlot.addMarker(new YValueMarker(motor.getThrustCurveMotor().getAverageThrustEstimate(),"average" ));\r
- mySimpleXYPlot.disableAllMarkup();\r
-\r
-\r
- try {\r
- mySeries = new SimpleXYSeries( \r
- fromArray(motor.getThrustCurveMotor().getTimePoints()),\r
- fromArray(motor.getThrustCurveMotor().getThrustPoints()),\r
- motor.getThrustCurveMotor().getDesignation());\r
- } catch ( Exception ex ) {\r
-\r
- Vector<Double> data = new Vector<Double>();\r
- data.add(0.0);\r
- data.add(0.0);\r
- data.add(1.0);\r
- data.add(1.0);\r
- mySeries = new SimpleXYSeries(data, SimpleXYSeries.ArrayFormat.XY_VALS_INTERLEAVED,"no data");\r
- }\r
-\r
- mySimpleXYPlot.addSeries(mySeries, LineAndPointRenderer.class,\r
- new LineAndPointFormatter(Color.rgb(0, 255, 0), Color.rgb(200, 0, 0), null));\r
-\r
- //Set of internal variables for keeping track of the boundaries\r
- mySimpleXYPlot.calculateMinMaxVals();\r
-\r
- mySimpleXYPlot.redraw();\r
-\r
- minXY=new PointF(mySimpleXYPlot.getCalculatedMinX().floatValue(),mySimpleXYPlot.getCalculatedMinY().floatValue());\r
- maxXY=new PointF(mySimpleXYPlot.getCalculatedMaxX().floatValue(),mySimpleXYPlot.getCalculatedMaxY().floatValue());\r
-\r
- absMinX = minXY.x;\r
- absMaxX = maxXY.x;\r
-\r
- }\r
-\r
- private float mPosX;\r
- private float mPosY;\r
-\r
- private float mLastTouchX;\r
- private float mLastTouchY;\r
-\r
- private int mActivePointerId = -1;\r
-\r
- @Override\r
- public boolean onTouch(View arg0, MotionEvent event) {\r
- mScaleDetector.onTouchEvent(event);\r
-\r
- final int action = event.getAction();\r
- switch ( action & MotionEvent.ACTION_MASK ) {\r
- case MotionEvent.ACTION_DOWN: {\r
- final float x = event.getX();\r
- final float y = event.getY();\r
-\r
- mLastTouchX = x;\r
- mLastTouchY = y;\r
-\r
- mActivePointerId = event.getPointerId(0);\r
- break;\r
- }\r
-\r
- case MotionEvent.ACTION_MOVE: {\r
- final int pointerIndex = event.findPointerIndex(mActivePointerId);\r
- final float x = event.getX(pointerIndex);\r
- final float y = event.getY(pointerIndex);\r
-\r
- if (!mScaleDetector.isInProgress()) {\r
- final float dx = x - mLastTouchX;\r
- final float dy = y - mLastTouchY;\r
-\r
- mPosX += dx;\r
- mPosY += dy;\r
- scroll(dx);\r
- // do scroll.\r
-\r
+ XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer(1);\r
+\r
+ renderer.setAxisTitleTextSize(16);\r
+ renderer.setChartTitleTextSize(20);\r
+ renderer.setLabelsTextSize(15);\r
+ renderer.setLegendTextSize(15);\r
+ renderer.setPointSize(5f);\r
+ renderer.setXLabels(10);\r
+ renderer.setYLabels(10);\r
+ renderer.setShowGrid(true);\r
+ renderer.setZoomButtonsVisible(false);\r
+ renderer.setZoomEnabled(false,false);\r
+ renderer.setPanEnabled(false,false);\r
+ renderer.setMargins(new int[] { 50, 40, 10, 20 });\r
+ renderer.setShowLegend(false);\r
+ renderer.setAxesColor(Color.LTGRAY);\r
+ renderer.setLabelsColor(Color.LTGRAY);\r
+\r
+ renderer.setChartTitle(motor.getManufacturer() + " " + motor.getDesignation());\r
+\r
+ renderer.setXTitle("time (s)");\r
+ renderer.setXLabelsAlign(Align.RIGHT);\r
+\r
+ renderer.setYTitle("impuse (n)");\r
+ renderer.setYLabelsAlign(Align.RIGHT,0);\r
+\r
+ XYSeriesRenderer r = new XYSeriesRenderer();\r
+ r.setColor(Color.RED);\r
+ r.setPointStyle(PointStyle.CIRCLE);\r
+ r.setFillPoints(true);\r
+ renderer.addSeriesRenderer(r);\r
+ // setting the YAximMin to 0 locks the origins.\r
+ renderer.setYAxisMin(0.0, 0);\r
+\r
+ // TODO get markers working in achartengine\r
+ //YValueMarker average = new YValueMarker(motor.getThrustCurveMotor().getAverageThrustEstimate(),"average" );\r
+ //average.getLinePaint().setColor(Color.BLACK);\r
+ //average.getTextPaint().setColor(Color.BLACK);\r
+ //mySimpleXYPlot.addMarker( average );\r
+\r
+ XYMultipleSeriesDataset dataset = new XYMultipleSeriesDataset();\r
+\r
+ XYSeries series = new XYSeries(motor.getDesignation(), 0);\r
+ \r
+ double[] timePoints = motor.getTimePoints();\r
+ double[] thrustPoints = motor.getThrustPoints();\r
+\r
+ // We are going to abuse this loop to also compute the Y axis max.\r
+ int maxy = 0;\r
+ int datasize = timePoints.length;\r
+ for( int i = 0; i<datasize; i++ ) {\r
+ series.add(timePoints[i], thrustPoints[i]);\r
+ int ceil =(int) Math.ceil(thrustPoints[i]);\r
+ if ( ceil > maxy ) {\r
+ maxy = ceil;\r
}\r
- mLastTouchX = x;\r
- mLastTouchY = y;\r
-\r
- break;\r
}\r
-\r
- case MotionEvent.ACTION_UP: {\r
- mActivePointerId = -1;\r
- break;\r
- }\r
-\r
- case MotionEvent.ACTION_CANCEL: {\r
- mActivePointerId = -1;\r
- break;\r
- }\r
-\r
- case MotionEvent.ACTION_POINTER_UP: {\r
- final int pointerIndex = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_ID_SHIFT;\r
- final int pointerId = event.getPointerId(pointerIndex);\r
- if (pointerId == mActivePointerId) {\r
- // This was our active pointer going up. choose a new active pointer and adjust accordingly.\r
- final int newPointerIndex = pointerIndex ==0 ? 1:0;\r
- mLastTouchX = event.getX(newPointerIndex);\r
- mLastTouchY = event.getY(newPointerIndex);\r
- mActivePointerId = event.getPointerId(newPointerIndex);\r
- }\r
- break;\r
+ renderer.setYAxisMax(maxy);\r
+ \r
+ // Find the X axis max. compute it as next larger integer if t_max > 2 else round up to next tenth.\r
+ double maxx = timePoints[datasize-1];\r
+ if ( maxx >= 2.0 ) {\r
+ maxx = Math.ceil(maxx);\r
+ } else {\r
+ maxx = Math.ceil(maxx*10.0) /10.0;\r
}\r
- } \r
- return true;\r
- }\r
-\r
- private void zoom(float scale) {\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"zoom by " + scale);\r
- float domainSpan = absMaxX - absMinX;\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"domainSpan = " + domainSpan);\r
- float domainMidPoint = absMaxX - domainSpan / 2.0f;\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"domainMidPoint = " + domainMidPoint);\r
- float offset = domainSpan / scale;\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"offset " + offset);\r
- minXY.x=domainMidPoint- offset;\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"min X " + minXY.x);\r
- maxXY.x=domainMidPoint+offset;\r
- AndroidLogWrapper.d(BurnPlotFragment.class,"max X " + maxXY.x);\r
- checkBoundaries();\r
- mySimpleXYPlot.setDomainBoundaries(minXY.x, maxXY.x, BoundaryMode.AUTO);\r
- mySimpleXYPlot.redraw();\r
- }\r
-\r
- private void scroll(float pan) {\r
- float domainSpan = maxXY.x - minXY.x;\r
- float step = domainSpan / mySimpleXYPlot.getWidth();\r
- float offset = pan * step;\r
- minXY.x+= offset;\r
- maxXY.x+= offset;\r
- checkBoundaries();\r
- mySimpleXYPlot.setDomainBoundaries(minXY.x, maxXY.x, BoundaryMode.AUTO);\r
- mySimpleXYPlot.redraw();\r
- }\r
-\r
- private void checkBoundaries() {\r
+ renderer.setXAxisMax(maxx);\r
+ \r
+ dataset.addSeries(series);\r
\r
- if ( minXY.x < absMinX) \r
- minXY.x = absMinX;\r
- // else if ( minXY.x > maxNoError )\r
- // minXY.x = maxNoError;\r
+ mChart = new LineChart(dataset, renderer);\r
\r
- if ( maxXY.x > absMaxX)\r
- maxXY.x = absMaxX;\r
- // else if ( maxXY.x < minNoError)\r
- // maxXY.x = minNoError;\r
}\r
- private class ScaleListener extends ScaleGestureDetector.SimpleOnScaleGestureListener {\r
- @Override\r
- public boolean onScale( ScaleGestureDetector detector ) {\r
- mScaleFactor *= detector.getScaleFactor();\r
\r
- mScaleFactor = Math.max(1.0f, Math.min(mScaleFactor, 5.0f));\r
- zoom(mScaleFactor);\r
- return true;\r
- }\r
- }\r
}\r
\r