Add text model operations

Affects: #48 Affects: #14
io7m-com · Dec 13, 2023 · 49b6cbb · 49b6cbb
1 parent 4d15bfb
commit 49b6cbb
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Showing 8 changed files with 433 additions and 79 deletions.
diff --git a/com.io7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextID.java b/com.io7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextID.java
@@ -61,4 +61,13 @@ public SyTextID next()
   {
     return new SyTextID(this.value.add(BigInteger.ONE));
   }
+
+  /**
+   * @return The previous text ID
+   */
+
+  public SyTextID previous()
+  {
+    return new SyTextID(this.value.subtract(BigInteger.ONE));
+  }
 }
diff --git a/com.io7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextLinePositioned.java b/com.io7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextLinePositioned.java
@@ -45,4 +45,22 @@ public record SyTextLinePositioned(
     Objects.requireNonNull(textLineNumber, "textLineNumber");
     Objects.requireNonNull(textLine, "textLine");
   }
+
+  /**
+   * @return The text direction
+   */
+
+  public SyTextDirection textDirection()
+  {
+    return this.textLine.textAsWrapped().direction();
+  }
+
+  /**
+   * @return The text
+   */
+
+  public String text()
+  {
+    return this.textLine.textAsWrapped().value();
+  }
 }
diff --git a/...amore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextMultiLineModelReadableType.java b/...amore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextMultiLineModelReadableType.java
@@ -22,6 +22,7 @@
 
 import java.util.Optional;
 import java.util.SortedMap;
+import java.util.stream.Stream;
 
 /**
  * A readable multi-line text model.
@@ -84,4 +85,10 @@ Optional<SyTextLocationType> inspectAt(
 
   Optional<SyTextLinePositioned> lineAt(
     SyTextLineNumber line);
+
+  /**
+   * @return A lazy stream of the current lines
+   */
+
+  Stream<SyTextLinePositioned> lines();
 }
diff --git a/...o7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextMultiLineModelType.java b/...o7m.jsycamore.api/src/main/java/com/io7m/jsycamore/api/text/SyTextMultiLineModelType.java
@@ -60,6 +60,26 @@ void textSectionReplace(
     SyTextID textID,
     SyText text);
 
+  /**
+   * Insert a text section before the given text ID.
+   *
+   * @param textID The text ID
+   * @param text   The new text section
+   */
+
+  void textSectionInsert(
+    SyTextID textID,
+    SyText text);
+
+  /**
+   * Delete a text section with the given ID.
+   *
+   * @param textID The text ID
+   */
+
+  void textSectionDelete(
+    SyTextID textID);
+
   /**
    * Append a section of text at the end of the model.
    *