From 7901afc47ccafa114768d49d23a18c702727319e Mon Sep 17 00:00:00 2001
From: hippoz <10706925-hippoz@users.noreply.gitlab.com>
Date: Sat, 20 May 2023 18:30:21 +0300
Subject: [PATCH] fix text node size handing and add wrapping support

---
 src/text-node.c | 13 ++++++++++++-
 src/text-node.h |  1 +
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/text-node.c b/src/text-node.c
index 311258d..3ec0efe 100644
--- a/src/text-node.c
+++ b/src/text-node.c
@@ -18,6 +18,7 @@ UITextNode *text_node_new(UINode *parent, PangoFontDescription *desc, UIRGBA col
     n->color = color;
     n->caret_index = -1;
     n->caret_node = NULL;
+    n->wrap = false;
     n->node.text = "text";
     n->node.handle_proto = text_node_handle;
     node_attach(parent, (UINode*)n);
@@ -43,7 +44,11 @@ int text_node_handle(UINode *node, enum UIEvent ev, size_t d, void *p)
         } else {
             PangoLayout *layout = pango_cairo_create_layout(n->node.drw);
             pango_layout_set_font_description(layout, n->desc);
-            pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
+            if (n->wrap) {
+                pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
+            } else {
+                pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
+            }
             pango_layout_set_text(layout, n->pending_text, -1);
             n->layout = layout;
             n->pending_text = NULL;
@@ -80,6 +85,12 @@ int text_node_handle(UINode *node, enum UIEvent ev, size_t d, void *p)
             if (!n->layout) {
                 break;
             }
+            if (node->parent->width_policy != UI_SIZE_POLICY_COMPUTED) {
+                pango_layout_set_width(n->layout, pango_units_from_double(node->parent->rect.w));
+            }
+            if (node->parent->height_policy != UI_SIZE_POLICY_COMPUTED) {
+                pango_layout_set_height(n->layout, pango_units_from_double(node->parent->rect.h));
+            }
             if (n->caret_index >= 0) {
                 if (!n->caret_node) {
                     n->caret_node = node_new(&n->node, "caret");
diff --git a/src/text-node.h b/src/text-node.h
index dc5b9de..89a4019 100644
--- a/src/text-node.h
+++ b/src/text-node.h
@@ -15,6 +15,7 @@ typedef struct UITextNode {
     UIRGBA color;
     ssize_t caret_index;
     UINode *caret_node;
+    bool wrap;
 } UITextNode;
 
 int text_node_handle(UINode *node, enum UIEvent ev, size_t d, void *p);