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Fix #3225 - fix moving arrows

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This commit is contained in:
Victor Shcherb 2016-11-04 17:46:16 +02:00
parent 6a0a5f1dd2
commit d77ff5290d
3 changed files with 115 additions and 104 deletions
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7
OsmAnd/src/net/osmand/plus/routing/RouteCalculationResult.java
View file

@ -638,6 +638,13 @@ public class RouteCalculationResult {
return Collections.emptyList();
}
public int getRouteDistanceToFinish(int posFromCurrentIndex) {
if(listDistance != null && currentRoute + posFromCurrentIndex < listDistance.length){
return listDistance[currentRoute + posFromCurrentIndex];
}
return 0;
}
public RouteSegmentResult getCurrentSegmentResult() {
int cs = currentRoute > 0 ? currentRoute - 1 : 0;
if(cs < segments.size()) {

84
OsmAnd/src/net/osmand/plus/views/OsmandMapLayer.java
View file

@ -1,19 +1,12 @@
package net.osmand.plus.views;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.PointF;
import android.graphics.PorterDuffColorFilter;
import android.graphics.Paint.Cap;
import android.graphics.Paint.Join;
import android.graphics.Paint.Style;
import android.graphics.PorterDuff.Mode;
import android.os.AsyncTask;
import android.support.annotation.NonNull;
import android.view.MotionEvent;
import gnu.trove.list.array.TIntArrayList;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import net.osmand.data.LatLon;
import net.osmand.data.QuadRect;
import net.osmand.data.QuadTree;
@ -26,13 +19,20 @@ import net.osmand.plus.render.OsmandRenderer.RenderingContext;
import net.osmand.render.RenderingRuleSearchRequest;
import net.osmand.render.RenderingRulesStorage;
import net.osmand.util.MapAlgorithms;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import gnu.trove.list.array.TIntArrayList;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.Paint.Cap;
import android.graphics.Paint.Join;
import android.graphics.Paint.Style;
import android.graphics.Path;
import android.graphics.PointF;
import android.graphics.PorterDuff.Mode;
import android.graphics.PorterDuffColorFilter;
import android.os.AsyncTask;
import android.support.annotation.NonNull;
import android.view.MotionEvent;
public abstract class OsmandMapLayer {
@ -118,49 +118,11 @@ public abstract class OsmandMapLayer {
}
private boolean isIn(int x, int y, int lx, int ty, int rx, int by) {
protected boolean isIn(int x, int y, int lx, int ty, int rx, int by) {
return x >= lx && x <= rx && y >= ty && y <= by;
}
public int calculateSplitPaths(RotatedTileBox tb, TIntArrayList xs, TIntArrayList ys,
TIntArrayList results) {
int px = xs.get(0);
int py = ys.get(0);
int h = tb.getPixHeight();
int w = tb.getPixWidth();
int left = -w / 4;
int right = w + w / 4;
int top = - h/4;
int bottom = h + h/4;
int cnt = 0;
boolean pin = isIn(px, py, left, top, right, bottom);
for (int i = 1; i < xs.size(); i++) {
int x = xs.get(i);
int y = ys.get(i);
boolean in = isIn(x, y, left, top, right, bottom);
boolean draw = false;
if (pin && in) {
draw = true;
} else {
long intersection = MapAlgorithms.calculateIntersection(x, y,
px, py, left, right, bottom, top);
if (intersection != -1) {
draw = true;
}
}
if (draw) {
results.add(px);
results.add(py);
results.add(x);
results.add(y);
}
pin = in;
px = x;
py = y;
}
return cnt;
}
public int calculatePath(RotatedTileBox tb, TIntArrayList xs, TIntArrayList ys, Path path) {
boolean start = false;

128
OsmAnd/src/net/osmand/plus/views/RouteLayer.java
View file

@ -1,33 +1,26 @@
package net.osmand.plus.views;
import gnu.trove.list.array.TByteArrayList;
import gnu.trove.list.array.TIntArrayList;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import net.osmand.Location;
import net.osmand.data.QuadRect;
import net.osmand.data.RotatedTileBox;
import net.osmand.plus.OsmandApplication;
import net.osmand.plus.R;
import net.osmand.plus.render.OsmandRenderer;
import net.osmand.plus.render.OsmandRenderer.RenderingContext;
import net.osmand.plus.routing.RouteDirectionInfo;
import net.osmand.plus.routing.RoutingHelper;
import net.osmand.render.RenderingRuleSearchRequest;
import net.osmand.render.RenderingRulesStorage;
import net.osmand.util.MapUtils;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.Paint.Cap;
import android.graphics.Paint.Join;
import android.graphics.Paint.Style;
import android.graphics.Path;
import android.graphics.PointF;
import android.graphics.PorterDuff.Mode;
@ -35,11 +28,15 @@ import android.graphics.PorterDuffColorFilter;
public class RouteLayer extends OsmandMapLayer {
private static final float EPSILON_IN_DPI = 4;
private OsmandMapTileView view;
private final RoutingHelper helper;
// keep array lists created
private List<Location> points = new ArrayList<Location>();
private List<Location> actionPoints = new ArrayList<Location>();
private TByteArrayList simplifyPoints = new TByteArrayList();
private Path path;
@ -181,10 +178,41 @@ public class RouteLayer extends OsmandMapLayer {
}
}
}
private void cullRamerDouglasPeucker(TByteArrayList survivor, List<Location> points,
int start, int end, double epsillon) {
double dmax = Double.NEGATIVE_INFINITY;
int index = -1;
Location startPt = points.get(start);
Location endPt = points.get(end);
private void drawSegment(RotatedTileBox tb, Canvas canvas) {
if (points.size() > 0) {
for (int i = start + 1; i < end; i++) {
Location pt = points.get(i);
double d = MapUtils.getOrthogonalDistance(pt.getLatitude(), pt.getLongitude(),
startPt.getLatitude(), startPt.getLongitude(), endPt.getLatitude(), endPt.getLongitude());
if (d > dmax) {
dmax = d;
index = i;
}
}
if (dmax > epsillon) {
cullRamerDouglasPeucker(survivor, points, start, index, epsillon);
cullRamerDouglasPeucker(survivor, points, index, end, epsillon);
} else {
survivor.set(end, (byte) 1);
}
}
private void drawSegment(List<Location> points, RotatedTileBox tb, Canvas canvas, int distToFinish) {
if (points.size() > 1) {
canvas.rotate(-tb.getRotate(), tb.getCenterPixelX(), tb.getCenterPixelY());
double distInPix = (tb.getDistance(0, 0, tb.getPixWidth(), 0) / tb.getPixWidth());
double cullDistance = (distInPix * (EPSILON_IN_DPI * Math.max(1, tb.getDensity())));
double distPixToFinish = distInPix * distToFinish;
simplifyPoints.resetQuick();
simplifyPoints.fill(0, points.size(), (byte) 0);
simplifyPoints.set(0, (byte) 1);
cullRamerDouglasPeucker(simplifyPoints, points, 0, points.size() - 1, cullDistance);
try {
TIntArrayList tx = new TIntArrayList();
TIntArrayList ty = new TIntArrayList();
@ -192,15 +220,17 @@ public class RouteLayer extends OsmandMapLayer {
Location o = points.get(i);
int x = (int) tb.getPixXFromLatLon(o.getLatitude(), o.getLongitude());
int y = (int) tb.getPixYFromLatLon(o.getLatitude(), o.getLongitude());
tx.add(x);
ty.add(y);
if(simplifyPoints.get(i) > 0) {
tx.add(x);
ty.add(y);
}
}
calculatePath(tb, tx, ty, path);
attrs.drawPath(canvas, path);
if (tb.getZoomAnimation() == 0) {
TIntArrayList lst = new TIntArrayList(50);
calculateSplitPaths(tb, tx, ty, lst);
drawArrowsOverPath(canvas, lst, coloredArrowUp);
drawArrowsOverPath(canvas, tb, tx, ty, coloredArrowUp, distPixToFinish);
}
} finally {
canvas.rotate(tb.getRotate(), tb.getCenterPixelX(), tb.getCenterPixelY());
@ -209,44 +239,53 @@ public class RouteLayer extends OsmandMapLayer {
}
private void drawArrowsOverPath(Canvas canvas, TIntArrayList lst, Bitmap arrow) {
private void drawArrowsOverPath(Canvas canvas, RotatedTileBox tb, TIntArrayList tx, TIntArrayList ty, Bitmap arrow, double distPixToFinish) {
int h = tb.getPixHeight();
int w = tb.getPixWidth();
int left = -w / 4;
int right = w + w / 4;
int top = - h/4;
int bottom = h + h/4;
double pxStep = arrow.getHeight() * 4f;
Matrix matrix = new Matrix();
double dist = 0;
for (int i = 0; i < lst.size(); i += 4) {
int px = lst.get(i);
int py = lst.get(i + 1);
int x = lst.get(i + 2);
int y = lst.get(i + 3);
if(distPixToFinish != 0) {
dist = distPixToFinish - pxStep * ((int) (distPixToFinish / pxStep)); // dist < 1
}
for (int i = tx.size() - 2; i >= 0; i --) {
int px = tx.get(i);
int py = ty.get(i);
int x = tx.get(i + 1);
int y = ty.get(i + 1);
double angleRad = Math.atan2(y - py, x - px);
double angle = (angleRad * 180 / Math.PI) + 90f;
double distSegment = Math.sqrt((y - py) * (y - py) + (x - px) * (x - px));
if(distSegment == 0) {
continue;
}
int len = (int) (distSegment / pxStep);
if (len > 0) {
double pdx = ((x - px) / len);
double pdy = ((y - py) / len);
for (int k = 1; k <= len; k++) {
if(dist >= pxStep) {
dist = 0; // unnecessary but double check to avoid errors
}
double percent = 1 - (pxStep - dist) / distSegment;
dist += distSegment;
while(dist >= pxStep) {
double pdx = (x - px) * percent;
double pdy = (y - py) * percent;
if (isIn((int)(px + pdx), (int) (py + pdy), left, top, right, bottom)) {
float icony = (float) (py + pdy);
float iconx = (float) (px + pdx - arrow.getWidth() / 2);
matrix.reset();
matrix.postTranslate(0, -arrow.getHeight() / 2);
matrix.postRotate((float) angle, arrow.getWidth() / 2, 0);
matrix.postTranslate((float)(px + k * pdx- arrow.getWidth() / 2) , (float)(py + pdy * k));
matrix.postTranslate(iconx, icony);
canvas.drawBitmap(arrow, matrix, paintIcon);
dist = 0;
}
} else {
if(dist > pxStep) {
matrix.reset();
matrix.postTranslate(0, -arrow.getHeight() / 2);
matrix.postRotate((float) angle, arrow.getWidth() / 2, 0);
matrix.postTranslate(px + (x - px) / 2 - arrow.getWidth() / 2, py + (y - py) / 2);
canvas.drawBitmap(arrow, matrix, paintIcon);
dist = 0;
} else {
dist += distSegment;
}
dist -= pxStep;
percent -= pxStep / distSegment;
}
}
}
@ -267,12 +306,14 @@ public class RouteLayer extends OsmandMapLayer {
int cd = helper.getRoute().getCurrentRoute();
List<RouteDirectionInfo> rd = helper.getRouteDirections();
Iterator<RouteDirectionInfo> it = rd.iterator();
int distToFinish = 0;
for (int i = 0; i < routeNodes.size(); i++) {
Location ls = routeNodes.get(i);
int dd = helper.getRoute().getRouteDistanceToFinish(i);
if (leftLongitude <= ls.getLongitude() && ls.getLongitude() <= rightLongitude && bottomLatitude <= ls.getLatitude()
&& ls.getLatitude() <= topLatitude) {
points.add(ls);
distToFinish = dd;
if (!previousVisible) {
if (i > 0) {
points.add(0, routeNodes.get(i - 1));
@ -283,12 +324,13 @@ public class RouteLayer extends OsmandMapLayer {
previousVisible = true;
} else if (previousVisible) {
points.add(ls);
drawSegment(tb, canvas);
distToFinish = dd;
drawSegment(points, tb, canvas, distToFinish);
previousVisible = false;
points.clear();
}
}
drawSegment(tb, canvas);
drawSegment(points, tb, canvas, distToFinish);
if (tb.getZoom() >= 14) {
calculateActionPoints(topLatitude, leftLongitude, bottomLatitude, rightLongitude, lastProjection,
routeNodes, cd, it, tb.getZoom());