1 files changed, 28 insertions, 21 deletions

diff --git a/src/user/raleigh/w/label.cpp b/src/user/raleigh/w/label.cpp
index 21df2a2..e8be703 100644
--- a/src/user/raleigh/w/label.cpp
+++ b/src/user/raleigh/w/label.cpp
@@ -3,26 +3,36 @@
 #include <knob/block.h>
 
 namespace raleigh {
-  label::label(const char *value, const char *font, bool bg_transparent, _pixel_t fg, _pixel_t bg)
-    : fi(get_font(font)), bg_transparent(bg_transparent), fg(fg), bg(bg) {
+  coord label::determine_size() {
+    uint32_t longest = 0;
 
-    v_size = strlen(value) + 1;
-    this->value = new char[v_size];
-    blockcpy(this->value, value, v_size);
-    size = coord(fi->space_width * (v_size - 2) + fi->char_width, fi->char_height);
+    for (uint32_t i = 0; i < tf.get_n_lines(); ++i)
+      if (strlen(tf.get_nth_line(i)) > longest)
+        longest = strlen(tf.get_nth_line(i));
 
-    closest_opaque = 0;
+    const int32_t width  = fi->space_width  * (longest -          1) + fi->char_width;
+    const int32_t height = fi->space_height * (tf.get_n_lines() - 1) + fi->char_height;
+    return coord(width < 0 ? 0 : width, height < 0 ? 0 : height);
+  }
+
+  label::label(const char *value, const char *font, uint32_t cols,
+               bool bg_transparent, _pixel_t fg, _pixel_t bg)
+    : fi(get_font(font)), cols(cols), bg_transparent(bg_transparent),
+      fg(fg), bg(bg), tf(strdup(value), cols) {
+
+    size = determine_size();
+    closest_opaque = bg_transparent ? 0 : this;
+  }
+
+  label::~label() {
+    free_block(tf.s);
   }
 
   void label::change_value(const char *new_value) {
-    delete[] value;
-    const uint32_t ns = strlen(new_value) + 1;
-    if (ns != v_size) {
-      v_size = ns;
-      value = new char[ns];
-      set_size(coord(fi->space_width * (ns - 2) + fi->char_width, fi->char_height));
-    }
-    blockcpy(value, new_value, ns);
+    free_block(tf.s);
+    tf.s = strdup(new_value);
+    tf.flow_text();
+    set_size(determine_size());
     w->notify_needs_paint(*this);
   }
 
@@ -31,14 +41,11 @@ namespace raleigh {
       for (uint32_t y = window_offset.y; y < window_offset.y + size.y; ++y)
         for (uint32_t x = window_offset.x; x < window_offset.x + size.x; ++x)
           pixbuf[y * pitch + x] = bg;
-    _pixel_t *ptr = pixbuf + window_offset.y * pitch + window_offset.x;
-    for (const char *c = value; *c; ++c) {
-      put_char_no_bg(fi, *c, ptr, pitch, fg);
-      ptr += fi->space_width;
-    }
+    tf.draw_text(pixbuf + window_offset.y * pitch + window_offset.x, pitch, fi, fg);
   }
 
   void label::notify_has_opaque_parent(widget *parent) {
-    closest_opaque = parent;
+    if (bg_transparent)
+      closest_opaque = parent;
   }
 }
\ No newline at end of file