private void DrawTileCoordinates(TilePosition tilePosition, ICanvas canvas)
{
int x = (int)(tilePosition.Point.X + 8 * displayModel.ScaleFactor);
int y = (int)(tilePosition.Point.Y + 24 * displayModel.ScaleFactor);
Tile tile = tilePosition.Tile;
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append("X: ");
stringBuilder.Append(tile.TileX);
string text = stringBuilder.ToString();
canvas.DrawText(text, x, y, this.paintBack);
canvas.DrawText(text, x, y, this.paintFront);
stringBuilder.Length = 0;
stringBuilder.Append("Y: ");
stringBuilder.Append(tile.TileY);
text = stringBuilder.ToString();
canvas.DrawText(text, x, (int)(y + 24 * displayModel.ScaleFactor), this.paintBack);
canvas.DrawText(text, x, (int)(y + 24 * displayModel.ScaleFactor), this.paintFront);
stringBuilder.Length = 0;
stringBuilder.Append("Z: ");
stringBuilder.Append(tile.ZoomLevel);
text = stringBuilder.ToString();
canvas.DrawText(text, x, (int)(y + 48 * displayModel.ScaleFactor), this.paintBack);
canvas.DrawText(text, x, (int)(y + 48 * displayModel.ScaleFactor), this.paintFront);
}
public override void Draw(BoundingBox boundingBox, sbyte zoomLevel, ICanvas canvas, Point topLeftPoint)
{
if (spacingConfig.ContainsKey(zoomLevel))
{
double spacing = spacingConfig[zoomLevel].Value;
double minLongitude = spacing * (Math.Floor(boundingBox.MinLongitude / spacing));
double maxLongitude = spacing * (Math.Ceiling(boundingBox.MaxLongitude / spacing));
double minLatitude = spacing * (Math.Floor(boundingBox.MinLatitude / spacing));
double maxLatitude = spacing * (Math.Ceiling(boundingBox.MaxLatitude / spacing));
long mapSize = MercatorProjection.GetMapSize(zoomLevel, this.displayModel.TileSize);
int bottom = (int)(MercatorProjection.LatitudeToPixelY(minLatitude, mapSize) - topLeftPoint.Y);
int top = (int)(MercatorProjection.LatitudeToPixelY(maxLatitude, mapSize) - topLeftPoint.Y);
int left = (int)(MercatorProjection.LongitudeToPixelX(minLongitude, mapSize) - topLeftPoint.X);
int right = (int)(MercatorProjection.LongitudeToPixelX(maxLongitude, mapSize) - topLeftPoint.X);
for (double latitude = minLatitude; latitude <= maxLatitude; latitude += spacing)
{
int pixelY = (int)(MercatorProjection.LatitudeToPixelY(latitude, mapSize) - topLeftPoint.Y);
canvas.DrawLine(left, pixelY, right, pixelY, this.lineBack);
}
for (double longitude = minLongitude; longitude <= maxLongitude; longitude += spacing)
{
int pixelX = (int)(MercatorProjection.LongitudeToPixelX(longitude, mapSize) - topLeftPoint.X);
canvas.DrawLine(pixelX, bottom, pixelX, top, this.lineBack);
}
for (double latitude = minLatitude; latitude <= maxLatitude; latitude += spacing)
{
int pixelY = (int)(MercatorProjection.LatitudeToPixelY(latitude, mapSize) - topLeftPoint.Y);
canvas.DrawLine(left, pixelY, right, pixelY, this.lineFront);
}
for (double longitude = minLongitude; longitude <= maxLongitude; longitude += spacing)
{
int pixelX = (int)(MercatorProjection.LongitudeToPixelX(longitude, mapSize) - topLeftPoint.X);
canvas.DrawLine(pixelX, bottom, pixelX, top, this.lineFront);
}
for (double latitude = minLatitude; latitude <= maxLatitude; latitude += spacing)
{
string text = ConvertCoordinate(latitude);
int pixelX = (canvas.Width - this.textFront.GetTextWidth(text)) / 2;
int pixelY = (int)(MercatorProjection.LatitudeToPixelY(latitude, mapSize) - topLeftPoint.Y) + this.textFront.GetTextHeight(text) / 2;
canvas.DrawText(text, pixelX, pixelY, this.textBack);
canvas.DrawText(text, pixelX, pixelY, this.textFront);
}
for (double longitude = minLongitude; longitude <= maxLongitude; longitude += spacing)
{
string text = ConvertCoordinate(longitude);
int pixelX = (int)(MercatorProjection.LongitudeToPixelX(longitude, mapSize) - topLeftPoint.X) - this.textFront.GetTextWidth(text) / 2;
int pixelY = (canvas.Height + this.textFront.GetTextHeight(text)) / 2;
canvas.DrawText(text, pixelX, pixelY, this.textBack);
canvas.DrawText(text, pixelX, pixelY, this.textFront);
}
}
}
private void DrawScaleText(ICanvas canvas, string scaleText1, string scaleText2, IPaint paint, float scale)
{
switch (scaleBarPosition)
{
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.BOTTOM_CENTER:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round((canvas.Width - this.paintScaleTextStroke.GetTextWidth(scaleText1)) * 0.5f), (int)Math.Round(canvas.Height - SCALE_BAR_MARGIN * scale - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.BOTTOM_LEFT:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height - SCALE_BAR_MARGIN * scale - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.BOTTOM_RIGHT:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText1)), (int)Math.Round(canvas.Height - SCALE_BAR_MARGIN * scale - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText1)), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText2)), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.TOP_CENTER:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round((canvas.Width - this.paintScaleTextStroke.GetTextWidth(scaleText1)) * 0.5f), (int)Math.Round(SCALE_BAR_MARGIN * scale + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText1)), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.TOP_LEFT:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(SCALE_BAR_MARGIN * scale + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText1)), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(STROKE_EXTERNAL * scale + TEXT_MARGIN * scale), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
case org.mapsforge.map.scalebar.MapScaleBar.ScaleBarPosition.TOP_RIGHT:
if (scaleText2.Length == 0)
{
canvas.DrawText(scaleText1, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText1)), (int)Math.Round(SCALE_BAR_MARGIN * scale + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText1)), paint);
}
else
{
canvas.DrawText(scaleText1, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText1)), (int)Math.Round(canvas.Height * 0.5f - STROKE_EXTERNAL * scale * 0.5f - TEXT_MARGIN * scale), paint);
canvas.DrawText(scaleText2, (int)Math.Round(canvas.Width - STROKE_EXTERNAL * scale - TEXT_MARGIN * scale - this.paintScaleTextStroke.GetTextWidth(scaleText2)), (int)Math.Round(canvas.Height * 0.5f + STROKE_EXTERNAL * scale * 0.5f + TEXT_MARGIN * scale + this.paintScaleTextStroke.GetTextHeight(scaleText2)), paint);
}
break;
}
}