public void draw(
Canvas canvas, MapCameraInterface mapCamera, MapRenderer mapRenderer, View mapOverlay) {
if (canvas == null) {
return;
}
LocationInformation ownLocation = this.application.getOwnLocationInformation();
LocationProvider provider = this.application.getLocationProvider();
int[] ownPositionCoords =
mapCamera.getScreenCoordinate(
(int) ownLocation.getMC2Position().getMc2Latitude(),
(int) ownLocation.getMC2Position().getMc2Longitude());
if (provider != null) {
int origX = ownPositionCoords[0];
int origY = ownPositionCoords[1];
int x = origX;
int y = origY;
boolean isOnScreen = true;
int arrowSize = this.arrow.getWidth() >> 1;
int coords[] = {0, 0};
if (mapOverlay != null) {
mapOverlay.getLocationOnScreen(coords);
}
int top = coords[1];
iOwnerMap.getLocationOnScreen(coords);
top -= coords[1];
int canvasHeight = canvas.getHeight();
this.overlayHeight = (mapOverlay != null ? canvasHeight - top : 0);
this.minX = arrowSize;
this.maxX = canvas.getWidth() - arrowSize;
this.minY = arrowSize;
this.maxY = canvasHeight - this.overlayHeight - arrowSize;
if (x < this.minX) {
x = this.minX;
isOnScreen = false;
}
if (x > this.maxX) {
x = this.maxX;
isOnScreen = false;
}
if (y < this.minY) {
y = this.minY;
isOnScreen = false;
}
if (y > this.maxY) {
y = this.maxY;
isOnScreen = false;
}
draw(canvas, mapCamera, ownLocation, provider, origX, origY, x, y, isOnScreen);
}
}
private void draw(
Canvas canvas,
MapCameraInterface mapCamera,
LocationInformation ownLocation,
LocationProvider provider,
int origX,
int origY,
int x,
int y,
boolean isOnScreen) {
int radius = ownLocation.getAccuracy();
if (radius <= AbstractActivity.ACCURACY_MAX) {
if (provider.getState() == LocationProvider.PROVIDER_STATE_AVAILABLE) {
if (this.on) {
drawMarker(canvas, ownPositionPinEnabled1, origX, origY);
} else {
drawMarker(canvas, ownPositionPinEnabled2, origX, origY);
}
} else {
drawMarker(canvas, ownPositionPinDisabled, origX, origY);
}
} else {
float screenRadius = (float) radius / (float) this.application.getMapInterface().getScale();
Resources resources = application.getResources();
float minRadious = resources.getDimensionPixelSize(R.dimen.location_circle_radius);
if (screenRadius < minRadious) {
screenRadius = minRadious;
}
int radiusColor = 0x4C0099DA;
int borderColor = 0xAA0099DA;
if (provider.getState() != LocationProvider.PROVIDER_STATE_AVAILABLE) {
radiusColor = 0x4C999999;
borderColor = 0xAA999999;
}
this.radiusPaint.setColor(radiusColor);
this.borderPaint.setColor(borderColor);
canvas.drawCircle(origX, origY, screenRadius, this.radiusPaint);
canvas.drawCircle(origX, origY, screenRadius, this.borderPaint);
}
if (!isOnScreen) {
int arrowSize = this.arrow.getWidth();
int textX = x;
int textY = y;
Align align = Paint.Align.LEFT;
int angle = 0;
if (origX >= this.minX && origX <= this.maxX) {
if (origY <= this.minY) {
// outside the top of screen
angle = 0;
align = Paint.Align.CENTER;
textY += arrowSize;
} else if (origY >= this.maxY) {
// outside the bottom of screen
angle = 180;
align = Paint.Align.CENTER;
textY -= arrowSize;
} else {
// onscreen, shouldn't happen here
}
} else if (origY >= this.minY && origY <= this.maxY) {
if (origX <= this.minX) {
// outside the left of screen
angle = 270;
align = Paint.Align.LEFT;
textX += arrowSize;
} else if (origX >= this.maxX) {
// outside the right of screen
angle = 90;
align = Paint.Align.RIGHT;
textX -= arrowSize;
} else {
// onscreen, shouldn't happen here
}
} else {
// both x and y is outside of screen�s boundaries
if (origX >= this.maxX && origY <= this.minY) {
// top, right
angle = 45;
align = Paint.Align.RIGHT;
textX -= arrowSize;
textY += arrowSize;
} else if (origX >= this.maxX && origY >= this.maxY) {
// bottom, right
angle = 135;
align = Paint.Align.RIGHT;
textX -= arrowSize;
textY -= arrowSize;
} else if (origX <= this.minX && origY <= this.minY) {
// top, left
angle = 315;
align = Paint.Align.LEFT;
textX += arrowSize;
textY += arrowSize;
} else if (origX <= this.minX && origY >= this.maxY) {
// bottom, left
angle = 225;
align = Paint.Align.LEFT;
textX += arrowSize;
textY -= arrowSize;
} else {
// onscreen, shouldn't happen here
}
}
long[] worldCoords = mapCamera.getWorldCoordinate(x, y);
Position position = new Position((int) worldCoords[0], (int) worldCoords[1]);
int d = position.distanceTo(ownLocation.getMC2Position());
FormattingResult result = this.application.getUnitsFormatter().formatDistance(d);
String distance = result.getRoundedValue() + " " + result.getUnitAbbr();
this.updateRotation(angle);
canvas.drawBitmap(
this.rotatedArrow,
x - (this.rotatedArrow.getWidth() >> 1),
y - (this.rotatedArrow.getHeight() >> 1),
this.borderPaint);
this.borderPaint.setTextAlign(align);
this.borderPaint.setColor(0xFFFFFFFF);
for (int i = 0; i < 9; i++) {
if (i != 4) {
canvas.drawText(
distance,
textX - (i % 3) + 1,
textY - ((int) this.borderPaint.ascent() >> 1) - (i / 3) + 1,
this.borderPaint);
}
}
this.borderPaint.setColor(0xFF000000);
canvas.drawText(
distance, textX, textY - ((int) this.borderPaint.ascent() >> 1), this.borderPaint);
}
}
