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Elevation Profile: Feet support

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This commit is contained in:
sonora 2016-11-27 20:46:54 +01:00
parent 499c25fcf2
commit f06861094b
2 changed files with 20 additions and 7 deletions
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3
OsmAnd/src/net/osmand/plus/OsmAndFormatter.java
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@ -166,7 +166,8 @@ public class OsmAndFormatter {
public static String getFormattedAlt(double alt, OsmandApplication ctx) {
OsmandSettings settings = ctx.getSettings();
MetricsConstants mc = settings.METRIC_SYSTEM.get();
if (mc == MetricsConstants.KILOMETERS_AND_METERS) {
boolean useFeet = ((mc == MetricsConstants.MILES_AND_FEET) || (mc == MetricsConstants.MILES_AND_YARDS));
if (!useFeet) {
return ((int) (alt + 0.5)) + " " + ctx.getString(R.string.m);
} else {
return ((int) (alt * FEET_IN_ONE_METER + 0.5)) + " " + ctx.getString(R.string.foot);

24
OsmAnd/src/net/osmand/plus/myplaces/ElevationView.java
View file

@ -11,6 +11,8 @@ import android.widget.ImageView;
import net.osmand.plus.GPXUtilities;
import net.osmand.plus.R;
import net.osmand.plus.OsmandApplication;
import net.osmand.plus.OsmandSettings.MetricsConstants;
import java.util.List;
@ -24,16 +26,26 @@ public class ElevationView extends ImageView {
float xDistance;
List<GPXUtilities.Elevation> elevationList;
private OsmandApplication app;
private MetricsConstants mc;
public ElevationView(Context ctx, AttributeSet as) {
super(ctx, as);
app = (OsmandApplication) ctx.getApplicationContext();
mc = app.getSettings().METRIC_SYSTEM.get();
}
public void onDraw(Canvas canvas) {
final float screenScale = getResources().getDisplayMetrics().density;
//TODO: Hardy: Perhaps also support feet in graph
final int maxBase = ((int)(maxElevation / 100) + 1) * 100, minBase = (int)(minElevation / 100) * 100;
final float yDistance = maxBase - minBase;
//TODO: Hardy: Perhaps also support feet in graph
boolean useFeet = ((mc == MetricsConstants.MILES_AND_FEET) || (mc == MetricsConstants.MILES_AND_YARDS));
String unit = useFeet ? app.getString(R.string.foot) : app.getString(R.string.m);
int stepBase = useFeet ? 200 : 100;
float convEle = useFeet ? 3.28084f : 1.0f;
final int maxBase = ((int)(maxElevation * convEle / stepBase) + 1) * stepBase, minBase = (int)(minElevation * convEle / stepBase) * stepBase;
final float yDistance = (maxBase - minBase);
final float xPer = (float)canvas.getWidth() / xDistance;
final float yPer = (float)canvas.getHeight() / yDistance;
final float canvasRight = (float)canvas.getWidth() - 1f;
@ -48,11 +60,11 @@ public class ElevationView extends ImageView {
barPaint.setTextSize((int)(16f * screenScale + 0.5f));
barPaint.setTypeface(Typeface.create(Typeface.DEFAULT_BOLD, Typeface.BOLD));
float yTextLast = 9999f;
for (int i = minBase; i <= maxBase ; i += 100) {
for (int i = minBase; i <= maxBase ; i += stepBase) {
float y = yOffset + ySlope * (canvasBottom - yPer * (float)(i - minBase));
canvas.drawLine(0, y, canvasRight, y, barPaint);
if ((yTextLast - y) >= (int)(32f * screenScale + 0.5f)) { // Overlap prevention
canvas.drawText(String.valueOf(i) + " m", (int)(8f * screenScale + 0.5f), y - (int)(2f * screenScale + 0.5f), barPaint);
canvas.drawText(String.valueOf(i) + " " + unit, (int)(8f * screenScale + 0.5f), y - (int)(2f * screenScale + 0.5f), barPaint);
yTextLast = y;
}
}
@ -68,7 +80,7 @@ public class ElevationView extends ImageView {
for (GPXUtilities.Elevation elevation : elevationList) {
xDistSum += elevation.distance;
float nextX = xPer * xDistSum;
float nextY = yOffset + ySlope * (canvasBottom - yPer * (float)(elevation.elevation - minBase));
float nextY = yOffset + ySlope * (canvasBottom - yPer * (float)(elevation.elevation * convEle - minBase));
if (first) {
first = false;
} else {