private final int VIEWBOX_QUIET_TIME = 500;
protected Boolean enabled = true;
+ protected Color backgroundColor;
enum TileState {
NOT_LOADED,
this.enabled = enabled;
}
+ @SyncField("backgroundColor")
+ public void setBackgroundColor(Color color) {
+ this.backgroundColor = color;
+ }
+
@Override
public void render(Graphics2D g2d) {
- if (!enabled)
- return;
+
AffineTransform ot = g2d.getTransform();
g2d.transform(transform);
Rectangle2D b = (Rectangle2D)((Rectangle)g2d.getRenderingHint(G2DRenderingHints.KEY_CONTROL_BOUNDS)).getBounds2D(); // getClipBounds is not accurate enough, use original clipbounds and scale here
Rectangle2D viewbox = new Rectangle2D.Double(offsetX/scaleX, offsetY/scaleY, b.getWidth()/sp.getWidth(), b.getHeight()/sp.getHeight()); //g.getClipBounds();
- if(viewbox == null) return; // FIXME
-
- double smallerViewboxDimension = viewbox.getWidth() < viewbox.getHeight() ? viewbox.getWidth() * MAP_SCALE : viewbox.getHeight() * MAP_SCALE;
- int level = 0;
- double tileSize = 360 * MAP_SCALE*2;
- while (level < MAX_TILE_LEVEL) {
- double ratio = smallerViewboxDimension / tileSize;
- if (ratio >= 0.85) {
- break;
+
+ if (enabled) {
+
+ double smallerViewboxDimension = viewbox.getWidth() < viewbox.getHeight() ? viewbox.getWidth() * MAP_SCALE : viewbox.getHeight() * MAP_SCALE;
+ int level = 0;
+ double tileSize = 360 * MAP_SCALE*2;
+ while (level < MAX_TILE_LEVEL) {
+ double ratio = smallerViewboxDimension / tileSize;
+ if (ratio >= 0.85) {
+ break;
+ }
+ tileSize *= 0.5;
+ level++;
}
- tileSize *= 0.5;
- level++;
- }
- /*
- * To convert y-coordinates to map coordinates in ruler, use:
- * double val = (y-offsetY)/scaleY;
- * val = Math.toDegrees(Math.atan(Math.sinh(Math.toRadians(val))));
- * String str = formatValue(val);
- */
-
- double minx = Math.min(180, Math.max(viewbox.getMinX(), -180));
- double maxx = Math.min(180, Math.max(viewbox.getMaxX(), -180));
-
- double miny = Math.min(360, Math.max(viewbox.getMinY()+180, 0));
- double maxy = Math.min(360, Math.max(viewbox.getMaxY()+180, 0));
-
- g2d.setTransform(new AffineTransform());
- g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
-
- int levels = (1 << level);
-
- // http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames
- int left = (int)Math.floor( (minx + 180) / 360 * (1<<level) );
- int right = (int)Math.floor( (maxx + 180) / 360 * (1<<level) );
- int top = (int)Math.floor(miny / 360 * (1<<level));// (int)Math.floor( (1 - Math.log(Math.tan(Math.toRadians(miny)) + 1 / Math.cos(Math.toRadians(miny))) / Math.PI) / 2 * (1<<level) );
- int bottom = (int)Math.floor(maxy / 360 * (1<<level));// (int)Math.floor( (1 - Math.log(Math.tan(Math.toRadians(maxy)) + 1 / Math.cos(Math.toRadians(maxy))) / Math.PI) / 2 * (1<<level) );
-
- double tsx = 360 / (double)levels; // Size of tile on zoom level
- for(int tx = left; tx <= right; tx++) {
- if(tx < 0 || tx >= levels) continue;
- for(int ty = top; ty <= bottom; ty++) {
- if(ty < 0 || ty >= levels) continue;
- TileKey tile = new TileKey(level, tx, ty);
- double y = (double)ty - (double)levels/2; // In level 0 we have only one tile
- paintTile(tileCache, g2d, tr, tile, tx*tsx-180, y*tsx, tsx);
+ /*
+ * To convert y-coordinates to map coordinates in ruler, use:
+ * double val = (y-offsetY)/scaleY;
+ * val = Math.toDegrees(Math.atan(Math.sinh(Math.toRadians(val))));
+ * String str = formatValue(val);
+ */
+
+ double minx = Math.min(180, Math.max(viewbox.getMinX(), -180));
+ double maxx = Math.min(180, Math.max(viewbox.getMaxX(), -180));
+
+ double miny = Math.min(360, Math.max(viewbox.getMinY()+180, 0));
+ double maxy = Math.min(360, Math.max(viewbox.getMaxY()+180, 0));
+
+ g2d.setTransform(new AffineTransform());
+ g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
+
+ int levels = (1 << level);
+
+ // http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames
+ int left = (int)Math.floor( (minx + 180) / 360 * (1<<level) );
+ int right = (int)Math.floor( (maxx + 180) / 360 * (1<<level) );
+ int top = (int)Math.floor(miny / 360 * (1<<level));// (int)Math.floor( (1 - Math.log(Math.tan(Math.toRadians(miny)) + 1 / Math.cos(Math.toRadians(miny))) / Math.PI) / 2 * (1<<level) );
+ int bottom = (int)Math.floor(maxy / 360 * (1<<level));// (int)Math.floor( (1 - Math.log(Math.tan(Math.toRadians(maxy)) + 1 / Math.cos(Math.toRadians(maxy))) / Math.PI) / 2 * (1<<level) );
+
+ double tsx = 360 / (double)levels; // Size of tile on zoom level
+ for(int tx = left; tx <= right; tx++) {
+ if(tx < 0 || tx >= levels) continue;
+ for(int ty = top; ty <= bottom; ty++) {
+ if(ty < 0 || ty >= levels) continue;
+ TileKey tile = new TileKey(level, tx, ty);
+ double y = (double)ty - (double)levels/2; // In level 0 we have only one tile
+ paintTile(tileCache, g2d, tr, tile, tx*tsx-180, y*tsx, tsx);
+ }
+ }
+ // g.dispose();
+
+ // Check if transform has changed
+ transformChanged(tr, level);
+ } else {
+ if (backgroundColor != null) {
+ g2d.setTransform(new AffineTransform());
+ Rectangle2D controlBounds = (Rectangle2D) g2d.getRenderingHint(G2DRenderingHints.KEY_CONTROL_BOUNDS);
+ Color color = g2d.getColor();
+ g2d.setColor(backgroundColor);
+ g2d.fill(controlBounds);
+ g2d.setColor(color);
}
}
-// g.dispose();
-
- // Check if transform has changed
- transformChanged(tr, level);
-
g2d.setTransform(ot);
}