initial commit

examples/tui.py

@@ -0,0 +1,35 @@
+import sys
+
+from snakia.core.tui import CanvasChar, RenderContext
+from snakia.core.tui.render import ANSIRenderer
+from snakia.core.tui.widgets import (BoxWidget, HorizontalSplitWidget,
+                                     TextWidget, VerticalSplitWidget)
+
+
+class StdoutTarget:
+    def write(self, text: str) -> None:
+        sys.stdout.write(text)
+
+    def flush(self) -> None:
+        sys.stdout.flush()
+
+
+def main() -> None:
+    text1 = TextWidget("Hello", CanvasChar(fg_color="red", bold=True))
+    text2 = TextWidget("World", CanvasChar(fg_color="blue", bold=True))
+    text3 = TextWidget("Snakia", CanvasChar(fg_color="green", bold=True))
+
+    box1 = BoxWidget(10, 3, CanvasChar("█", fg_color="yellow"))
+    box2 = BoxWidget(8, 5, CanvasChar("█", fg_color="magenta"))
+
+    horizontal_split = HorizontalSplitWidget([text1, text2, text3], "|")
+    vertical_split = VerticalSplitWidget([horizontal_split, box1, box2], "-")
+
+    renderer = ANSIRenderer(StdoutTarget())
+
+    with RenderContext(renderer) as ctx:
+        ctx.render(vertical_split.render())
+
+
+if __name__ == "__main__":
+    main()