add HairlineLayer

vtm-playground/src/org/oscim/test/HairLineTest.java

@@ -0,0 +1,115 @@
+package org.oscim.test;
+
+import org.oscim.backend.canvas.Color;
+import org.oscim.backend.canvas.Paint.Cap;
+import org.oscim.core.GeometryBuffer;
+import org.oscim.gdx.GdxMap;
+import org.oscim.gdx.GdxMapApp;
+import org.oscim.layers.GenericLayer;
+import org.oscim.renderer.ElementRenderer;
+import org.oscim.renderer.GLViewport;
+import org.oscim.renderer.MapRenderer;
+import org.oscim.renderer.elements.HairLineLayer;
+import org.oscim.renderer.elements.LineLayer;
+import org.oscim.renderer.elements.PolygonLayer;
+import org.oscim.theme.styles.AreaStyle;
+import org.oscim.theme.styles.LineStyle;
+import org.oscim.theme.styles.LineStyle.LineBuilder;
+
+public class HairLineTest extends GdxMap {
+
+	static GeometryBuffer createLine(float r) {
+		GeometryBuffer in = new GeometryBuffer(100, 2);
+
+		for (int j = 0; j <= 12; j += 3) {
+			in.startLine();
+			for (int i = 0; i <= 120; i++) {
+				double rad = Math.toRadians(i * 3);
+				in.addPoint((float) (Math.cos(rad) * (r + j)), (float) (Math.sin(rad) * (r + j)));
+			}
+		}
+		return in;
+	}
+
+	static class Renderer extends ElementRenderer {
+		boolean init;
+		LineBuilder l = new LineStyle.LineBuilder()
+		    .color(Color.WHITE)
+		    .width(1.5f)
+		    .cap(Cap.ROUND);
+
+		HairLineLayer ll = layers.addHairLineLayer(1, l.build());
+
+		//LineLayer ll = layers.addLineLayer(1, new LineStyle(Color.fade(Color.CYAN, 0.6f), 2.5f));
+		LineStyle style = new LineStyle(Color.fade(Color.MAGENTA, 0.6f), 2.5f);
+
+		HairLineLayer l1 = layers.addHairLineLayer(2, style);
+
+		//style = new LineStyle(Color.fade(Color.LTGRAY, 0.8f), 1.5f);
+		LineLayer l2 = layers.addLineLayer(3, style);
+
+		PolygonLayer pl = layers.addPolygonLayer(4, new AreaStyle.AreaBuilder()
+		    .color(Color.BLUE)
+		    //.outline(Color.CYAN, 1)
+		    .build());
+
+		@Override
+		protected boolean setup() {
+			//ll.roundCap = true;
+			return super.setup();
+		}
+
+		@Override
+		protected void update(GLViewport v) {
+			if (!init) {
+				mMapPosition.copy(v.pos);
+				init = true;
+				GeometryBuffer g;
+
+				for (int i = 105; i < 160; i += 30) {
+
+					g = createLine(i);
+
+					ll.addLine(g);
+
+					//g.translate(10, 10);
+					//l1.addLine(g);
+
+					//		int o = 0;
+					//		for (int k = 0; k < g.index.length && g.index[k] >= 0; k++) {
+					//	
+					//			for (int j = 0; j < g.index[k];)
+					//				ll.addPoint(g.points[o + j++], g.points[o + j++]);
+					//	
+					//			o += g.index[k];
+					//		}
+				}
+				g = new GeometryBuffer(4, 2);
+				g.clear();
+				g.startPolygon();
+				g.addPoint(-100, -100);
+				g.addPoint(100, -100);
+				g.addPoint(100, 100);
+				g.addPoint(-100, 100);
+				g.translate(100, 100);
+				l2.addLine(g);
+				pl.addPolygon(g);
+
+				compile();
+			}
+		}
+	}
+
+	@Override
+	protected void createLayers() {
+		MapRenderer.setBackgroundColor(Color.BLACK);
+		mMap.layers().add(new GenericLayer(mMap, new Renderer()));
+
+	}
+
+	public static void main(String[] args) {
+		GdxMapApp.init();
+		GdxMapApp.run(new HairLineTest(), null, 400);
+
+	}
+}