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/**
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* aagtl Advanced Geocaching Tool for Android
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* loosely based on agtl by Daniel Fett <fett@danielfett.de>
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* Copyright (C) 2010 - 2012 Zoff <aagtl@work.zoff.cc>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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package com.zoffcc.applications.aagtl;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.TimeZone;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.RectF;
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import android.graphics.Typeface;
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import android.os.SystemClock;
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import android.widget.ImageView;
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import bpi.sdbm.illuminance.SolarPosition;
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import com.luckycatlabs.sunrisesunset.SunriseSunsetCalculator;
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import com.luckycatlabs.sunrisesunset.calculator.SolarEventCalculator;
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import com.luckycatlabs.sunrisesunset.dto.Location2;
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public class ArrowView extends ImageView
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{
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Paint arrow_paint = new Paint(0);
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Paint text_paint = new Paint(0);
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aagtl main_aagtl;
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long mLastCalcSunMillis = -1;
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public double azmiuth_cache = -1;
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public double zenith_cache = -1;
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public String sunrise_cache = "";
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public String sunset_cache = "";
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public double elevation = 0;
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public double moon_azimuth_cache = -1;
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public double moon_evelation_cache = -1;
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Boolean must_calc_new = true;
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SunriseSunsetCalculator calc = null;
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Calendar cx = null;
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SolarPosition.SunCoordinates sc = null;
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int COLOR_QUALITY_INNER = Color.parseColor("#348017");
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int COLOR_QUALITY_OUTER = Color.parseColor("#150517");
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int COLOR_ARROW_ATTARGET = Color.parseColor("#C11B17");
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int COLOR_ARROW_NEAR = Color.parseColor("#F87217");
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int COLOR_ARROW_DEFAULT = Color.parseColor("#348017");
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int COLOR_ARROW_OUTER_LINE = Color.parseColor("#150517");
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int COLOR_CIRCLE_OUTLINE = Color.parseColor("#424242");
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int DISTANCE_DISABLE_ARROW = 2; // 2 meters
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int NORTH_INDICATOR_SIZE = 20; // 20 pixels
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double ARROW_OFFSET = 1.0 / 3.0; // Offset to center of arrow, calculated as 2-x = sqrt(1^2+(x+1)^2)
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public ArrowView(Context context, aagtl main_aagtl)
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{
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super(context);
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text_paint.setColor(Color.WHITE);
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//text_paint.setStyle(Paint.Style.FILL);
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text_paint.setTextSize(19);
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text_paint.setTypeface(Typeface.DEFAULT_BOLD);
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text_paint.setAntiAlias(true);
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this.main_aagtl = main_aagtl;
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this.clear_stuff();
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}
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public String roundTwoDecimals(double d)
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{
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return String.format("%.2f", d);
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}
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public void calc_sun_stats()
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{
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//
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//
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// SUN ----------------
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//
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//
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this.must_calc_new = (SystemClock.elapsedRealtime() - mLastCalcSunMillis) > 60000; // every 60 seconds calc new
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if ((this.must_calc_new) || (this.azmiuth_cache == -1))
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{
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this.mLastCalcSunMillis = SystemClock.elapsedRealtime();
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TimeZone t = TimeZone.getDefault();
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//System.out.println(t.getID());
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calc = new SunriseSunsetCalculator(new Location2(String
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.valueOf(this.main_aagtl.global_settings.map_position_lat), String
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.valueOf(this.main_aagtl.global_settings.map_position_lon)), t.getID());
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cx = Calendar.getInstance();
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sc = SolarPosition.getSunPosition(new Date(),
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this.main_aagtl.global_settings.map_position_lat,
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this.main_aagtl.global_settings.map_position_lon);
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this.azmiuth_cache = sc.azimuth;
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this.zenith_cache = sc.zenithAngle;
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this.sunrise_cache = calc.getOfficialSunriseForDate(cx);
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this.sunset_cache = calc.getOfficialSunsetForDate(cx);
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//System.out.println("calc moon");
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SolarEventCalculator.moonCoor_ret moon_stats = calc.computeMoon(cx);
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moon_azimuth_cache = moon_stats.az;
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moon_evelation_cache = moon_stats.alt;
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}
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//
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this.elevation = 90 - this.zenith_cache;
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//
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// SUN ----------------
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//
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//
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}
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public void onDraw(Canvas c)
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{
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//System.out.println("ArrowView: onDraw");
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// draw grey circle around the arrow
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// draw grey circle around the arrow
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int indicator_radius = (int) ((Math.min(this.getWidth(), this.getHeight()) / 4) * 1.1f);
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int indicator_dist = (Math.min(this.getHeight(), this.getWidth()) / 2) - indicator_radius / 2;
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int[] center = new int[2];
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center[0] = this.getWidth() / 2;
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center[1] = this.getHeight() / 2;
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RectF coord_rect = new RectF(center[0] - indicator_dist, center[1] - indicator_dist,
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center[0] - indicator_dist + indicator_dist * 2, center[1] - indicator_dist
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+ indicator_dist * 2);
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int start = 0; // 0°
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int end = 360; // 360°
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arrow_paint.setAntiAlias(true);
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arrow_paint.setColor(COLOR_CIRCLE_OUTLINE);
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arrow_paint.setStyle(Paint.Style.STROKE);
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arrow_paint.setStrokeWidth(3);
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c.drawArc(coord_rect, start, end, false, arrow_paint);
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// draw grey circle around the arrow
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// draw grey circle around the arrow
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Coordinate my_pos = new Coordinate(this.main_aagtl.global_settings.map_position_lat,
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this.main_aagtl.global_settings.map_position_lon);
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double display_distance = 0;
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double display_bearing = 0;
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if (this.main_aagtl.rose.current_target != null)
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{
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display_distance = my_pos.distance_to((Coordinate) (this.main_aagtl.rose.current_target));
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display_bearing = my_pos.bearing_to((Coordinate) (this.main_aagtl.rose.current_target))
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- this.main_aagtl.cross.gps_heading;
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}
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//if ((this.main_aagtl.cross.gps_heading != -1) && (this.main_aagtl.isGPSFix))
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if (this.main_aagtl.cross.gps_heading != -1)
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{
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double display_north = Math.toRadians(this.main_aagtl.cross.gps_heading);
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int position_x = (int) (this.getWidth() / 2 - Math.sin(display_north)
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* (indicator_dist * 1.15));
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int position_y = (int) (this.getHeight() / 2 - Math.cos(display_north)
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* (indicator_dist * 1.15));
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text_paint.setColor(Color.WHITE);
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c.drawText("N", position_x, position_y, text_paint);
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}
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text_paint.setColor(Color.WHITE);
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c.drawText(
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"distance to target: " + String.valueOf(roundTwoDecimals(display_distance)) + " m", 10,
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34, text_paint);
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c.drawText("target: " + String.valueOf((int) display_bearing) + " °", 10, 2 * 34, text_paint);
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c.drawText("my heading: " + String.valueOf((int) this.main_aagtl.cross.gps_heading) + " °",
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this.getWidth() / 2, 2 * 34, text_paint);
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c.drawText("gps accuracy: " + String.valueOf(roundTwoDecimals(this.main_aagtl.cross.gps_acc))
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+ " m", 10, 3 * 34, text_paint);
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c.drawText("gps Sats.: " + String.valueOf((int) this.main_aagtl.cross.used_sats), 10, 4 * 34,
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text_paint);
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//
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//
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// SUN ----------------
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//
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//
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this.calc_sun_stats();
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c.drawText("sunrise: " + this.sunrise_cache, 10, this.getHeight() - 34 * 4, text_paint);
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c.drawText("sunset: " + this.sunset_cache, 10, this.getHeight() - 34 * 3, text_paint);
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if (elevation < -0.83)
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{
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c.drawText("elevation: *night*", this.getWidth() / 2, this.getHeight() - 34 * 4,
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text_paint);
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}
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else
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{
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c.drawText("elevation: " + roundTwoDecimals(elevation), this.getWidth() / 2, this
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.getHeight() - 34 * 4, text_paint);
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}
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c.drawText("azimuth: " + roundTwoDecimals(this.azmiuth_cache), this.getWidth() / 2, this
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.getHeight() - 34 * 3, text_paint);
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//
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//
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// SUN ----------------
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//
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//
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if (this.main_aagtl.rose.current_target != null)
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{
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// gc-code
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c.drawText("Geocache: " + this.main_aagtl.rose.current_target.name, 10,
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this.getHeight() - 34 * 2, text_paint);
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// cache name
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c.drawText(this.main_aagtl.rose.current_target.title, 10, this.getHeight() - 34,
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text_paint);
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}
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// draw signal indicator , part 1
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int signal_width = 15;
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RectF coord_rect3 = new RectF(this.getWidth() - signal_width - 2, 0, this.getWidth(), this
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.getHeight());
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arrow_paint.setColor(COLOR_QUALITY_OUTER);
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arrow_paint.setStyle(Paint.Style.STROKE);
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arrow_paint.setStrokeWidth(3);
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c.drawRect(coord_rect3, arrow_paint);
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// draw signal indicator , part 2
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int usable_height = this.getHeight() - 1;
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int target_height = (int) (usable_height * ((float) (this.main_aagtl.cross.used_sats) / (float) (13)));
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RectF coord_rect7 = new RectF(this.getWidth() - signal_width - 1, usable_height
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- target_height, this.getWidth() - 1, usable_height);
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arrow_paint.setColor(COLOR_QUALITY_INNER);
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arrow_paint.setStyle(Paint.Style.FILL);
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c.drawRect(coord_rect7, arrow_paint);
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if (this.main_aagtl.rose.current_target != null)
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{
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arrow_paint.setStrokeWidth(1);
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int arrow_color;
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if (display_distance < 50)
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{
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arrow_color = COLOR_ARROW_ATTARGET;
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}
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else if (display_distance < 150)
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{
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arrow_color = COLOR_ARROW_NEAR;
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}
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else
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{
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arrow_color = COLOR_ARROW_DEFAULT;
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}
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if (display_distance > DISTANCE_DISABLE_ARROW)
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{
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//c.drawLines(pts, paint) ;
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double[] arrow_transformed = new double[8];
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arrow_transformed = this.__get_arrow_transformed(0, 0, this.getWidth(), this
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.getHeight(), display_bearing, 0.22);
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Path p = new Path();
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for (int i = 0; i < 4; i++)
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{
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if (i == 0)
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{
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p.moveTo((float) arrow_transformed[(i + 1) * 2 - 2],
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(float) arrow_transformed[(i + 1) * 2 - 1]);
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}
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else
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{
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p.lineTo((float) arrow_transformed[(i + 1) * 2 - 2],
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(float) arrow_transformed[(i + 1) * 2 - 1]);
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}
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}
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p.close();
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arrow_paint.setStyle(Paint.Style.FILL);
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arrow_paint.setAntiAlias(true);
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arrow_paint.setColor(arrow_color);
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c.drawPath(p, arrow_paint);
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}
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else
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{
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double circle_size = Math.max(this.getHeight() / 2.5, this.getWidth() / 2.5);
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RectF coord_rect2 = new RectF((int) (this.getWidth() / 2 - circle_size / 2),
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(int) (this.getHeight() / 2 - circle_size / 2),
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(int) (this.getWidth() / 2 + circle_size / 2),
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(int) (this.getHeight() / 2 + circle_size / 2));
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arrow_paint.setStyle(Paint.Style.FILL);
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arrow_paint.setAntiAlias(true);
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arrow_paint.setColor(arrow_color);
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c.drawArc(coord_rect2, 0, 360, false, arrow_paint);
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}
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}
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}
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public double[] __get_arrow_transformed(int x1, int y1, int width, int height, double angle,
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double size_offset)
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{
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double[] ARROW_SHAPE = new double[8];
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ARROW_SHAPE[0] = 0;
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ARROW_SHAPE[1] = -2 + this.ARROW_OFFSET;
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ARROW_SHAPE[2] = 1;
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ARROW_SHAPE[3] = 1 + this.ARROW_OFFSET;
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ARROW_SHAPE[4] = 0;
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ARROW_SHAPE[5] = 0 + this.ARROW_OFFSET;
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ARROW_SHAPE[6] = -1;
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ARROW_SHAPE[7] = 1 + this.ARROW_OFFSET;
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// ARROW_SHAPE[0]=1.1;
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// // ARROW_SHAPE=(0, -2 + this.ARROW_OFFSET, 1, + 1 + this.ARROW_OFFSET
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// , 0, 0 + this.ARROW_OFFSET, -1, 1 + this.ARROW_OFFSET);
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double multiply = (Math.min(width, height) * 0.7) / (2 * (this.ARROW_OFFSET)) * size_offset;
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double offset_x = width / 2;
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double offset_y = height / 2;
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double s = Math.sin(Math.toRadians(angle));
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double c = Math.cos(Math.toRadians(angle));
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double[] arrow_transformed = new double[8];
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for (int i = 0; i < 4; i++)
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{
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double x;
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double y;
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x = ARROW_SHAPE[(i + 1) * 2 - 2];
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y = ARROW_SHAPE[(i + 1) * 2 - 1];
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arrow_transformed[(i + 1) * 2 - 2] = x * multiply * c + offset_x - y * multiply * s;
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arrow_transformed[(i + 1) * 2 - 1] = y * multiply * c + offset_y + x * multiply * s;
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}
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return arrow_transformed;
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}
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public void clear_stuff()
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{
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//
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}
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public void onSizeChanged(int width, int height, int old_w, int old_h)
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{
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//System.out.println("ArrowView: onSizeChanged");
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}
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}
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