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Nicer rendering of the solution in the TextRenderer.

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This commit is contained in:
Manuel Friedli 2020-10-03 01:04:21 +02:00
parent e52e482b9a
commit ae270b7eb9
2 changed files with 114 additions and 36 deletions
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90
src/main/java/ch/fritteli/labyrinth/TextRenderer.java
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@ -54,15 +54,17 @@ public class TextRenderer implements Renderer<String> {
private String next() { private String next() {
final Tile currentTile = this.labyrinth.getTileAt(this.x, this.y); final Tile currentTile = this.labyrinth.getTileAt(this.x, this.y);
final Tile leftTile = this.getTileOrNull(this.x - 1, this.y);
final Tile topTile = this.getTileOrNull(this.x, this.y - 1); final Tile topTile = this.getTileOrNull(this.x, this.y - 1);
final Tile rightTile = this.getTileOrNull(this.x + 1, this.y);
final Tile bottomTile = this.getTileOrNull(this.x, this.y + 1);
final Tile leftTile = this.getTileOrNull(this.x - 1, this.y);
final String s; final String s;
switch (this.line) { switch (this.line) {
case 0: case 0:
s = this.renderTopLine(currentTile, leftTile, topTile); s = this.renderTopLine(currentTile, leftTile, topTile);
break; break;
case 1: case 1:
s = this.renderCenterLine(currentTile); s = this.renderCenterLine(currentTile, topTile, rightTile, bottomTile, leftTile);
break; break;
case 2: case 2:
s = this.renderBottomLine(currentTile, leftTile); s = this.renderBottomLine(currentTile, leftTile);
@ -117,21 +119,23 @@ public class TextRenderer implements Renderer<String> {
charDef1.right(); charDef1.right();
charDef2.horizontal(); charDef2.horizontal();
charDef3.left(); charDef3.left();
} else {
if (this.isSolution(currentTile) && (this.isSolution(topTile) || topTile == null)) {
charDef2.solution().vertical();
}
} }
if (currentTile.hasWallAt(Direction.RIGHT)) { if (currentTile.hasWallAt(Direction.RIGHT)) {
charDef3.down(); charDef3.down();
} }
if (leftTile != null && leftTile.hasWallAt(Direction.TOP)) { if (this.hasWallAt(leftTile, Direction.TOP)) {
charDef1.left(); charDef1.left();
} }
if (topTile != null) { if (this.hasWallAt(topTile, Direction.LEFT)) {
if (topTile.hasWallAt(Direction.LEFT)) {
charDef1.up(); charDef1.up();
} }
if (topTile.hasWallAt(Direction.RIGHT)) { if (this.hasWallAt(topTile, Direction.RIGHT)) {
charDef3.up(); charDef3.up();
} }
}
result = charDef1.toString() + charDef2; result = charDef1.toString() + charDef2;
if (this.x == this.labyrinth.getWidth() - 1) { if (this.x == this.labyrinth.getWidth() - 1) {
result += charDef3 + "\n"; result += charDef3 + "\n";
@ -139,21 +143,49 @@ public class TextRenderer implements Renderer<String> {
return result; return result;
} }
private String renderCenterLine(@NonNull final Tile currentTile) { private String renderCenterLine(@NonNull final Tile currentTile,
@Nullable final Tile topTile,
@Nullable final Tile rightTile,
@Nullable final Tile bottomTile,
@Nullable final Tile leftTile) {
final CharDefinition charDef1 = new CharDefinition(); final CharDefinition charDef1 = new CharDefinition();
final CharDefinition charDef2 = new CharDefinition(); final CharDefinition charDef2 = new CharDefinition();
final CharDefinition charDef3 = new CharDefinition();
String result; String result;
if (currentTile.hasWallAt(Direction.LEFT)) { if (currentTile.hasWallAt(Direction.LEFT)) {
charDef1.vertical(); charDef1.vertical();
} else {
if (this.isSolution(currentTile) && this.isSolution(leftTile)) {
charDef1.solution().horizontal();
}
}
if (this.isSolution(currentTile)) {
charDef2.solution();
if (!currentTile.hasWallAt(Direction.LEFT) && (this.isSolution(leftTile) || leftTile == null)) {
charDef2.left();
}
if (!currentTile.hasWallAt(Direction.TOP) && (this.isSolution(topTile) || topTile == null)) {
charDef2.up();
}
if (!currentTile.hasWallAt(Direction.RIGHT) && (this.isSolution(rightTile) || rightTile == null)) {
charDef2.right();
}
if (!currentTile.hasWallAt(Direction.BOTTOM) && (this.isSolution(bottomTile) || bottomTile == null)) {
charDef2.down();
}
} }
if (currentTile.hasWallAt(Direction.RIGHT)) { if (currentTile.hasWallAt(Direction.RIGHT)) {
charDef2.vertical(); charDef3.vertical();
} else {
if (this.isSolution(currentTile) && this.isSolution(rightTile)) {
charDef3.solution().horizontal();
}
} }
result = charDef1 + (currentTile.isSolution() && this.renderSolution ? "x" : " "); result = charDef1.toString() + charDef2;
if (this.x == this.labyrinth.getWidth() - 1) { if (this.x == this.labyrinth.getWidth() - 1) {
result += charDef2 + "\n"; result += charDef3 + "\n";
} }
return result; return result;
@ -172,11 +204,15 @@ public class TextRenderer implements Renderer<String> {
charDef1.right(); charDef1.right();
charDef2.horizontal(); charDef2.horizontal();
charDef3.left(); charDef3.left();
} else {
if (this.isSolution(currentTile)) {
charDef2.solution().vertical();
}
} }
if (currentTile.hasWallAt(Direction.RIGHT)) { if (currentTile.hasWallAt(Direction.RIGHT)) {
charDef3.up(); charDef3.up();
} }
if (leftTile != null && leftTile.hasWallAt(Direction.BOTTOM)) { if (this.hasWallAt(leftTile, Direction.BOTTOM)) {
charDef1.left(); charDef1.left();
} }
@ -188,6 +224,14 @@ public class TextRenderer implements Renderer<String> {
return result; return result;
} }
private boolean hasWallAt(@Nullable final Tile tile, @NonNull final Direction direction) {
return tile != null && tile.hasWallAt(direction);
}
private boolean isSolution(@Nullable final Tile tile) {
return this.renderSolution && tile != null && tile.isSolution();
}
@FieldDefaults(level = AccessLevel.PRIVATE) @FieldDefaults(level = AccessLevel.PRIVATE)
@NoArgsConstructor @NoArgsConstructor
@AllArgsConstructor @AllArgsConstructor
@ -222,10 +266,24 @@ public class TextRenderer implements Renderer<String> {
static final String HORIZONTAL_UP = "\u2534"; static final String HORIZONTAL_UP = "\u2534";
// ┼ // ┼
static final String CROSS = "\u253c"; static final String CROSS = "\u253c";
// ╭
static final String SOLUTION_DOWN_RIGHT = "\u256d";
// ╮
static final String SOLUTION_DOWN_LEFT = "\u256e";
// ╯
static final String SOLUTION_UP_LEFT = "\u256f";
// ╰
static final String SOLUTION_UP_RIGHT = "\u2570";
boolean up = false; boolean up = false;
boolean down = false; boolean down = false;
boolean left = false; boolean left = false;
boolean right = false; boolean right = false;
boolean solution = false;
CharDefinition solution() {
this.solution = true;
return this;
}
CharDefinition up() { CharDefinition up() {
this.up = true; this.up = true;
@ -276,11 +334,11 @@ public class TextRenderer implements Renderer<String> {
if (this.right) { if (this.right) {
return HORIZONTAL_UP; return HORIZONTAL_UP;
} else { } else {
return UP_LEFT; return this.solution ? SOLUTION_UP_LEFT : UP_LEFT;
} }
} else { } else {
if (this.right) { if (this.right) {
return UP_RIGHT; return this.solution ? SOLUTION_UP_RIGHT : UP_RIGHT;
} else { } else {
return UP; return UP;
} }
@ -292,11 +350,11 @@ public class TextRenderer implements Renderer<String> {
if (this.right) { if (this.right) {
return HORIZONTAL_DOWN; return HORIZONTAL_DOWN;
} else { } else {
return DOWN_LEFT; return this.solution ? SOLUTION_DOWN_LEFT : DOWN_LEFT;
} }
} else { } else {
if (this.right) { if (this.right) {
return DOWN_RIGHT; return this.solution ? SOLUTION_DOWN_RIGHT : DOWN_RIGHT;
} else { } else {
return DOWN; return DOWN;
} }

54
src/test/java/ch/fritteli/labyrinth/TextRendererTest.java
View file

@ -10,23 +10,43 @@ class TextRendererTest {
@Nested @Nested
class CharDefinitionTest { class CharDefinitionTest {
@Test @Test
void testRendering() { void testRenderingWall() {
assertEquals(" ", new CharDefinition(false, false, false, false).toString()); assertEquals(" ", new CharDefinition(false, false, false, false, false).toString());
assertEquals("╶", new CharDefinition(false, false, false, true).toString()); assertEquals("╶", new CharDefinition(false, false, false, true, false).toString());
assertEquals("╴", new CharDefinition(false, false, true, false).toString()); assertEquals("╴", new CharDefinition(false, false, true, false, false).toString());
assertEquals("─", new CharDefinition(false, false, true, true).toString()); assertEquals("─", new CharDefinition(false, false, true, true, false).toString());
assertEquals("╷", new CharDefinition(false, true, false, false).toString()); assertEquals("╷", new CharDefinition(false, true, false, false, false).toString());
assertEquals("┌", new CharDefinition(false, true, false, true).toString()); assertEquals("┌", new CharDefinition(false, true, false, true, false).toString());
assertEquals("┐", new CharDefinition(false, true, true, false).toString()); assertEquals("┐", new CharDefinition(false, true, true, false, false).toString());
assertEquals("┬", new CharDefinition(false, true, true, true).toString()); assertEquals("┬", new CharDefinition(false, true, true, true, false).toString());
assertEquals("╵", new CharDefinition(true, false, false, false).toString()); assertEquals("╵", new CharDefinition(true, false, false, false, false).toString());
assertEquals("└", new CharDefinition(true, false, false, true).toString()); assertEquals("└", new CharDefinition(true, false, false, true, false).toString());
assertEquals("┘", new CharDefinition(true, false, true, false).toString()); assertEquals("┘", new CharDefinition(true, false, true, false, false).toString());
assertEquals("┴", new CharDefinition(true, false, true, true).toString()); assertEquals("┴", new CharDefinition(true, false, true, true, false).toString());
assertEquals("│", new CharDefinition(true, true, false, false).toString()); assertEquals("│", new CharDefinition(true, true, false, false, false).toString());
assertEquals("├", new CharDefinition(true, true, false, true).toString()); assertEquals("├", new CharDefinition(true, true, false, true, false).toString());
assertEquals("┤", new CharDefinition(true, true, true, false).toString()); assertEquals("┤", new CharDefinition(true, true, true, false, false).toString());
assertEquals("┼", new CharDefinition(true, true, true, true).toString()); assertEquals("┼", new CharDefinition(true, true, true, true, false).toString());
}
@Test
void testRenderingSolution() {
assertEquals(" ", new CharDefinition(false, false, false, false, true).toString());
assertEquals("╶", new CharDefinition(false, false, false, true, true).toString());
assertEquals("╴", new CharDefinition(false, false, true, false, true).toString());
assertEquals("─", new CharDefinition(false, false, true, true, true).toString());
assertEquals("╷", new CharDefinition(false, true, false, false, true).toString());
assertEquals("╭", new CharDefinition(false, true, false, true, true).toString());
assertEquals("╮", new CharDefinition(false, true, true, false, true).toString());
assertEquals("┬", new CharDefinition(false, true, true, true, true).toString());
assertEquals("╵", new CharDefinition(true, false, false, false, true).toString());
assertEquals("╰", new CharDefinition(true, false, false, true, true).toString());
assertEquals("╯", new CharDefinition(true, false, true, false, true).toString());
assertEquals("┴", new CharDefinition(true, false, true, true, true).toString());
assertEquals("│", new CharDefinition(true, true, false, false, true).toString());
assertEquals("├", new CharDefinition(true, true, false, true, true).toString());
assertEquals("┤", new CharDefinition(true, true, true, false, true).toString());
assertEquals("┼", new CharDefinition(true, true, true, true, true).toString());
} }
} }
} }