improved stretching of tiles

src/main/java/de/srsoftware/web4rail/Plan.java

@@ -18,6 +18,7 @@ import org.slf4j.LoggerFactory;
 import de.keawe.tools.translations.Translation;
 import de.srsoftware.tools.Tag;
 import de.srsoftware.web4rail.tiles.BlockH;
+import de.srsoftware.web4rail.tiles.BlockV;
 import de.srsoftware.web4rail.tiles.CrossH;
 import de.srsoftware.web4rail.tiles.CrossV;
 import de.srsoftware.web4rail.tiles.DiagES;
@@ -299,6 +300,7 @@ public class Plan {
 		tiles.append(new CrossV().tag());
 		tiles.append(new Eraser().tag());
 		tiles.append(new BlockH().tag());
+		tiles.append(new BlockV().tag());
 		return new Tag("div").clazz("list").content(tiles.toString()).addTo(tileMenu);
 	}
 }

src/main/java/de/srsoftware/web4rail/tiles/StraightH.java

@@ -1,24 +1,9 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.io.IOException;
-
-import de.srsoftware.tools.Tag;
-
 public class StraightH extends StretchableTile{
 	
 	@Override
 	public int len() {
 		return length;
 	}
-	
-	@Override
-	public Tag tag() throws IOException {
-		Tag tag = super.tag();
-		if (length>1) {
-			String style = tag.get("style");
-			tag.style(style.trim()+" width: "+(30*length)+"px;");
-			tag.attr("preserveAspectRatio","none");
-		}
-		return tag;
-	}
 }

src/main/java/de/srsoftware/web4rail/tiles/StraightV.java

@@ -1,25 +1,9 @@
 package de.srsoftware.web4rail.tiles;
 
-import java.io.IOException;
-
-import de.srsoftware.tools.Tag;
-
 public class StraightV extends StretchableTile{
 	
 	@Override
 	public int height() {
 		return length;
 	}
-	
-	@Override
-	public Tag tag() throws IOException {
-		Tag tag = super.tag();
-		if (length>1) {
-			LOG.debug("{}.tag: length = {}",getClass().getSimpleName(),length);
-			String style = tag.get("style");
-			tag.style(style.trim()+" height: "+(30*length)+"px;");
-			tag.attr("preserveAspectRatio","none");
-		}
-		return tag;
-	}
 }

src/main/java/de/srsoftware/web4rail/tiles/Tile.java

@@ -52,14 +52,19 @@ public abstract class Tile {
 	}
 
 	public Tag tag() throws IOException {
-		
+		int width = 100*len();
+		int height = 100*height();
+		String style = "";
 		Tag svg = new Tag("svg")
 				.id((x!=-1 && y!=-1)?("tile-"+x+"-"+y):(getClass().getSimpleName()))
 				.clazz(classes)
 				.size(100,100)
 				.attr("name", getClass().getSimpleName())
-				.attr("viewbox", "0 0 100 100");
-				if (x>-1) svg.style("left: "+(30*x)+"px; top: "+(30*y)+"px;");
+				.attr("viewbox", "0 0 "+width+" "+height);
+				if (x>-1) style="left: "+(30*x)+"px; top: "+(30*y)+"px;";
+				if (len()>1) style+=" width: "+(30*len())+"px;";
+				if (height()>1) style+=" height: "+(30*height())+"px;";
+		if (!style.isEmpty()) svg.style(style);
 
 		File file = new File(System.getProperty("user.dir")+"/resources/svg/"+getClass().getSimpleName()+".svg");
 		if (file.exists()) {
@@ -68,6 +73,8 @@ public abstract class Tile {
 			while (scanner.hasNextLine()) {
 				String line = scanner.nextLine();
 				if (line.startsWith("<svg") || line.endsWith("svg>")) continue;
+				line = replace(line,"%width%",width);
+				line = replace(line,"%height%",height);
 				sb.append(line+"\n");
 			}
 			scanner.close();
@@ -83,6 +90,18 @@ public abstract class Tile {
 		return svg;
 	}
 
+	private static String replace(String line, String key, int val) {
+		int start = line.indexOf(key);
+		int len = key.length();
+		while (start>0) {
+			String tag = line.substring(start, line.indexOf("\"",start));
+			int summand = (tag.length()>len) ? Integer.parseInt(tag.substring(len)) : 0;
+			line = line.replace(tag, ""+(val+summand));
+			start = line.indexOf(key);
+		}
+		return line;
+	}
+
 	protected static String t(String txt, Object...fills) {
 		return Translation.get(Application.class, txt, fills);
 	}