Changeset 2688 in osm for applications/editors/josm/plugins/mappaint

Timestamp:

2007-04-30T11:48:22+02:00 (18 years ago)

Author:

damians

Message:

Added support for the shown tag.
Changed the isVisible code so that position for visible points is not computed twice.
Added README file.
Added styles folder and an elemstyles.xml file

Location:

applications/editors/josm/plugins/mappaint

Files:

• README (added)
• src/mappaint/MapPaintVisitor.java (modified) (11 diffs)
• styles (added)
• styles/elemstyles.xml (added)

applications/editors/josm/plugins/mappaint/src/mappaint/MapPaintVisitor.java

@@ -35 +35 @@
         // Altered from SimplePaintVisitor
         @Override public void visit(Node n) {
-                if (isNodeVisible(n)) {
+                if (!n.shown) {
                         ElemStyle nodeStyle = MapPaintPlugin.elemStyles.getStyle(n);
                         if(nodeStyle!=null && Main.map.mapView.zoom()>=nodeStyle.getMinZoom()){
@@ -57 +57 @@
          */
         @Override public void visit(Segment ls) {
-                if (isSegmentVisible(ls))
                         drawSegment(ls, getPreferencesColor("untagged",Color.GRAY),Main.pref.getBoolean("draw.segment.direction"));
         }
@@ -92 +91 @@
                 {
                         orderNumber++;
-                        if (isSegmentVisible(ls))
-                        {
                                 if (area && fillAreas)
                                         //Draw segments in a different colour so direction arrows show against the fill
-                                        drawSegment(ls, w.selected ? getPreferencesColor("selected", Color.YELLOW) : getPreferencesColor("untagged",Color.GRAY), width);
+                                        drawSegment(ls, w.selected ? getPreferencesColor("selected", Color.YELLOW) : getPreferencesColor("untagged",Color.GRAY),Main.pref.getBoolean("draw.segment.direction"), width);
                                 else
-                                        drawSegment(ls, w.selected ? getPreferencesColor("selected", Color.YELLOW) : colour, width);
+                                        drawSegment(ls, w.selected ? getPreferencesColor("selected", Color.YELLOW) : colour,Main.pref.getBoolean("draw.segment.direction"), width);
                                 if (!ls.incomplete && Main.pref.getBoolean("draw.segment.order_number"))
                                 {
@@ -108 +105 @@
                                         catch (IllegalAccessError e) {} //SimplePaintVisitor::drawOrderNumber was private prior to rev #211
                                 }
-                        }
                 }
         }
@@ -137 +133 @@
         }
 
-        /**
-         * Checks if the given node is in the visible area.
-         */
-        protected boolean isNodeVisible(Node n) {
-                Point p = nc.getPoint(n.eastNorth);
-                return !((p.x < 0) || (p.y < 0) || (p.x > nc.getWidth()) || (p.y > nc.getHeight()));
-        }
-
-        /**
-         * Checks if the given segment is in the visible area.
-         * NOTE: This will return true for a small number of non-visible
-         *       segments.
-         */
-        protected boolean isSegmentVisible(Segment ls) {
-                if (ls.incomplete) return false;
-                Point p1 = nc.getPoint(ls.from.eastNorth);
-                Point p2 = nc.getPoint(ls.to.eastNorth);
-                if ((p1.x < 0) && (p2.x < 0)) return false;
-                if ((p1.y < 0) && (p2.y < 0)) return false;
-                if ((p1.x > nc.getWidth()) && (p2.x > nc.getWidth())) return false;
-                if ((p1.y > nc.getHeight()) && (p2.y > nc.getHeight())) return false;
-                return true;
-        }
-
         // NEW
         protected void drawNode(Node n, ImageIcon icon) {
+                if (n.shown) return;
+                n.shown=true;
                 Point p = nc.getPoint(n.eastNorth);
+                if ((p.x < 0) || (p.y < 0) || (p.x > nc.getWidth()) || (p.y > nc.getHeight())) return;
                 int w = icon.getIconWidth(), h=icon.getIconHeight();
                 icon.paintIcon ( Main.map.mapView, g, p.x-w/2, p.y-h/2 );
@@ -187 +162 @@
         // Altered - now specify width
         @Override protected void drawSegment(Segment ls, Color col,boolean showDirection) {
-                        drawSegment(ls,col,1);
-        }
+                        drawSegment(ls,col,showDirection,1);
+        }
+
 
         // Altered - now specify width
-        private void drawSegment (Segment ls, Color col, int width) {
+        private void drawSegment (Segment ls, Color col,boolean showDirection, int width) {
+                //do not draw already visible segments
+                if (ls.shown) return;
+                ls.shown=true;
                 Graphics2D g2d = (Graphics2D)g;
                 if (ls.incomplete)
@@ -202 +181 @@
                 Point p1 = nc.getPoint(ls.from.eastNorth);
                 Point p2 = nc.getPoint(ls.to.eastNorth);
+                // checking if this Point is visible
+                if ((p1.x < 0) && (p2.x < 0)) return ;
+                if ((p1.y < 0) && (p2.y < 0)) return ;
+                if ((p1.x > nc.getWidth()) && (p2.x > nc.getWidth())) return ;
+                if ((p1.y > nc.getHeight()) && (p2.y > nc.getHeight())) return ;
+
                 g.drawLine(p1.x, p1.y, p2.x, p2.y);
 
-                if (Main.pref.getBoolean("draw.segment.direction")) {
+                if (showDirection) {
                         double t = Math.atan2(p2.y-p1.y, p2.x-p1.x) + Math.PI;
-                g.drawLine(p2.x,p2.y, (int)(p2.x + 10*Math.cos(t-PHI)), (int)(p2.y + 10*Math.sin(t-PHI)));
-                g.drawLine(p2.x,p2.y, (int)(p2.x + 10*Math.cos(t+PHI)), (int)(p2.y + 10*Math.sin(t+PHI)));
-                }
+            g.drawLine(p2.x,p2.y, (int)(p2.x + 10*Math.cos(t-PHI)), (int)(p2.y + 10*Math.sin(t-PHI)));
+            g.drawLine(p2.x,p2.y, (int)(p2.x + 10*Math.cos(t+PHI)), (int)(p2.y + 10*Math.sin(t+PHI)));
+                }
+                
         }
 
@@ -220 +206 @@
         @Override public void drawNode(Node n, Color color) {
                 Point p = nc.getPoint(n.eastNorth);
+                if ((p.x < 0) || (p.y < 0) || (p.x > nc.getWidth()) || (p.y > nc.getHeight())) return;
                 g.setColor(color);
                 g.drawRect(p.x-1, p.y-1, 2, 2);
@@ -229 +216 @@
 
                 Collection<Way> noAreaWays = new LinkedList<Way>();
+
                 for (final OsmPrimitive osm : data.segments)
                         if (!osm.deleted)
-                                osm.visit(this);
+                                osm.shown=false;
+
+                for (final OsmPrimitive osm : data.nodes)
+                        if (!osm.deleted)
+                                osm.shown=false;
                                 
                 for (final OsmPrimitive osm : data.ways)
@@ -242 +234 @@
                         osm.visit(this);
 
+                for (final OsmPrimitive osm : data.segments)
+                        if (!osm.deleted)
+                                osm.visit(this);
+
                 for (final OsmPrimitive osm : data.nodes)
                         if (!osm.deleted)
@@ -247 +243 @@
 
                 for (final OsmPrimitive osm : data.getSelected())
-                        if (!osm.deleted)
-                                osm.visit(this);
+                        if (!osm.deleted){
+                                osm.shown=false; //to be sure it will be drawn
+                                osm.visit(this);
+                        }
         }
 }