Android Open Source - android-arduino-bricks Dual Motor Normal

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License

The source code is released under:

MIT License

Java Source Code

package org.hbabcock.btc;
// ww  w .  j  ava  2 s. c o  m
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;

//
// 2D view, X axis controls motor1, Y axis controls motor 2.
//
public class DualMotorNormal extends DualMotorView {
  
  public DualMotorNormal(Context context, AttributeSet attrs) {
    super(context, attrs);
  }
  
    @Override
    protected void onDraw(Canvas canvas) {
      super.onDraw(canvas);

      // draw cross
      mPaintLine.setColor(mColorForeground);
      canvas.drawLine((float)mCenterX, (float)0, (float)mCenterX, (float)mHeight, mPaintLine);
      canvas.drawLine((float)0, (float)mCenterY, (float)mWidth, (float)mCenterY, mPaintLine);

      if(mEnabled){
        mPaintLine.setColor(mColorEnabled);
          canvas.drawCircle((float)mX, (float)mY, mRadius, mPaintLine);
      }
      else{
        mPaintFill.setColor(mColorDisabled);
          canvas.drawCircle((float)mX, (float)mY, mRadius, mPaintFill);
      }
    }
    
    public void update(BluetoothIO bluetoothIO, float clickX, float clickY){
      super.update(clickX, clickY);

      if (mEnabled){
        // motor1 - x axis.
        float fspeed1 = (float)(clickX - mCenterX)/ (float)mCenterX;
          bluetoothIO.setMotor(mMotorId1, calcDir(fspeed1, mSign1), calcSpeed(fspeed1));

          // motor2 - y axis.
          float fspeed2 = (float)(clickY - mCenterY)/ (float)mCenterY;
          bluetoothIO.setMotor(mMotorId2, calcDir(fspeed2, mSign2), calcSpeed(fspeed2));
      }
    }

}

Java Source Code List

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