StephanRichter/Web4Rail
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implemented vertical movement of tiles

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This commit is contained in:
Stephan Richter
2020-09-13 20:25:03 +02:00
parent 471ce867a0
commit 6a1ada0d88
1 changed files with 44 additions and 34 deletions
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78
src/main/java/de/srsoftware/web4rail/Plan.java
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@@ -47,6 +47,8 @@ public class Plan {
private static final String DIRECTION = "direction";
private static final String EAST = "east";
private static final String WEST = "west";
private static final String SOUTH = "south";
private static final String NORTH = "north";
private HashMap<Integer,HashMap<Integer,Tile>> tiles = new HashMap<Integer,HashMap<Integer,Tile>>();
@@ -116,9 +118,51 @@ public class Plan {
StringBuffer tiles = new StringBuffer();
tiles.append(new Tag("div").id("west").title(t("Move west")).content("🢀"));
tiles.append(new Tag("div").id("east").title(t("Move east")).content("🢂"));
tiles.append(new Tag("div").id("north").title(t("Move north")).content("🢁"));
tiles.append(new Tag("div").id("south").title(t("Move south")).content("🢃"));
return new Tag("div").clazz("list").content(tiles.toString()).addTo(tileMenu);
}
private String moveTile(String direction, String x, String y) throws NumberFormatException, IOException {
return moveTile(direction,Integer.parseInt(x),Integer.parseInt(y));
}
private String moveTile(String direction, int x, int y) throws IOException {
LOG.debug("moveTile({},{},{})",direction,x,y);
Vector<Tile> moved = null;
switch (direction) {
case EAST:
moved = moveTile(x,y,+1,0);
break;
case WEST:
moved = moveTile(x,y,-1,0);
break;
case NORTH:
moved = moveTile(x,y,0,-1);
break;
case SOUTH:
moved = moveTile(x,y,0,+1);
break;
}
if (!moved.isEmpty()) {
set(x,y,null);
StringBuilder sb = new StringBuilder();
for (Tile tile : moved) sb.append(tile.html()+"\n");
return sb.toString();
}
return null;
}
private Vector<Tile> moveTile(int x, int y,int xstep,int ystep) {
LOG.debug("moveEast({},{})",x,y);
Tile tile = this.get(x, y);
if (tile == null) return new Vector<Tile>();
Vector<Tile> result = moveTile(x+xstep,y+ystep,xstep,ystep);
set(x+xstep, y+ystep, tile);
result.add(tile);
return result;
}
public Object process(HashMap<String, String> params) {
try {
String action = params.get(ACTION);
@@ -142,40 +186,6 @@ public class Plan {
return e.getMessage();
}
}
private String moveTile(String direction, String x, String y) throws NumberFormatException, IOException {
return moveTile(direction,Integer.parseInt(x),Integer.parseInt(y));
}
private String moveTile(String direction, int x, int y) throws IOException {
LOG.debug("moveTile({},{},{})",direction,x,y);
Vector<Tile> moved = null;
switch (direction) {
case EAST:
moved = moveHorizontal(x,y,+1);
break;
case WEST:
moved = moveHorizontal(x,y,-1);
break;
}
if (!moved.isEmpty()) {
set(x,y,null);
StringBuilder sb = new StringBuilder();
for (Tile tile : moved) sb.append(tile.html()+"\n");
return sb.toString();
}
return null;
}
private Vector<Tile> moveHorizontal(int x, int y,int step) {
LOG.debug("moveEast({},{})",x,y);
Tile tile = this.get(x, y);
if (tile == null) return new Vector<Tile>();
Vector<Tile> result = moveHorizontal(x+step,y,step);
set(x+step, y, tile);
result.add(tile);
return result;
}
private String saveTo(String name) throws IOException {
if (name == null || name.isEmpty()) throw new NullPointerException("Name must not be empty!");