Enlightenment CVS committal
Author : dj2
Project : e17
Module : libs/ewl
Dir : e17/libs/ewl/src/lib
Modified Files:
ewl_text.c ewl_text.h
Log Message:
- mouse clicking and typing into utf8 chars works correctly.
- selections are still broken.
===================================================================
RCS file: /cvs/e/e17/libs/ewl/src/lib/ewl_text.c,v
retrieving revision 1.119
retrieving revision 1.120
diff -u -3 -r1.119 -r1.120
--- ewl_text.c 9 Sep 2006 00:15:21 -0000 1.119
+++ ewl_text.c 9 Sep 2006 04:45:48 -0000 1.120
@@ -63,6 +63,10 @@
unsigned int char_len,
unsigned int *byte_idx,
unsigned int *byte_len);
+static void ewl_text_byte_to_char(Ewl_Text *t, unsigned int byte_idx,
+ unsigned int byte_len,
+ unsigned int *char_idx,
+ unsigned int *char_len);
static unsigned int ewl_text_char_length_get(const char *text);
static char *ewl_text_text_next_char(const char *text, unsigned int *idx);
@@ -217,6 +221,7 @@
Evas_Coord tx = 0, ty = 0, tw = 0, th = 0;
Evas_Textblock_Cursor *cursor;
int shifting = 0;
+ unsigned int byte_idx;
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR("t", t);
@@ -242,7 +247,8 @@
shifting = 1;
}
- cursor = ewl_text_textblock_cursor_position(t, char_idx);
+ ewl_text_char_to_byte(t, char_idx, 0, &byte_idx, NULL);
+ cursor = ewl_text_textblock_cursor_position(t, byte_idx);
evas_textblock_cursor_char_geometry_get(cursor, &tx, &ty, &tw, &th);
evas_textblock_cursor_free(cursor);
@@ -269,7 +275,7 @@
ewl_text_coord_index_map(Ewl_Text *t, int x, int y)
{
Evas_Textblock_Cursor *cursor;
- unsigned int char_idx = 0;
+ unsigned int byte_idx = 0, char_idx = 0, ctmp = 0;
Evas_Coord tx, ty, cx = 0, cy, cw, ch;
DENTER_FUNCTION(DLEVEL_STABLE);
@@ -330,9 +336,12 @@
char_idx ++;
}
- char_idx += ewl_text_textblock_cursor_to_index(cursor);
+ byte_idx = ewl_text_textblock_cursor_to_index(cursor);
+ ewl_text_byte_to_char(t, byte_idx, 0, &ctmp, NULL);
evas_textblock_cursor_free(cursor);
+ char_idx += ctmp;
+
DRETURN_INT(char_idx, DLEVEL_STABLE);
}
@@ -2166,7 +2175,7 @@
* char_pos + char_len */
static void
ewl_text_char_to_byte(Ewl_Text *t, unsigned int char_idx, unsigned int
char_len,
- unsigned int *byte_idx, unsigned int
*byte_len)
+ unsigned int *byte_idx, unsigned int *byte_len)
{
unsigned int char_count = 0, bidx = 0;
Ewl_Text_Tree *child, *parent;
@@ -2234,6 +2243,78 @@
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
+/* This will determine the number of chars to get to byte_idx in the text
+ * and, if needed will get the number of chars between byte_idx and
+ * byte_idx + byte_len */
+static void
+ewl_text_byte_to_char(Ewl_Text *t, unsigned int byte_idx, unsigned int
byte_len,
+ unsigned int *char_idx, unsigned int *char_len)
+{
+ unsigned int byte_count = 0, cidx = 0;
+ Ewl_Text_Tree *child, *parent;
+
+ DENTER_FUNCTION(DLEVEL_STABLE);
+ DCHECK_PARAM_PTR("t", t);
+ DCHECK_TYPE("t", t, EWL_TEXT_TYPE);
+
+ child = ewl_text_tree_node_in_bytes_get(t->formatting.tree,
+ byte_idx, TRUE); /* XXX TRUE or FALSE?
*/
+ parent = child->parent;
+ while (parent)
+ {
+ Ewl_Text_Tree *sibling;
+
+ /* count up the siblings before us */
+ ecore_list_goto_first(parent->children);
+ while ((sibling = ecore_list_next(parent->children)) != child)
+ {
+ cidx += sibling->length.chars;
+ byte_count += sibling->length.bytes;
+ }
+
+ child = parent;
+ parent = child->parent;
+ }
+
+ /* we still need to count within this node */
+ while (byte_count < byte_idx)
+ {
+ unsigned int bytes;
+
+ ewl_text_text_next_char(t->text + byte_count, &bytes);
+ byte_count += bytes;
+ cidx ++;
+ }
+
+ if (char_len)
+ {
+ if (byte_len == 0)
+ *char_len = 0;
+
+ else
+ {
+ char *txt;
+
+ txt = t->text + byte_idx;
+ byte_count = 0;
+ while (byte_count < byte_len)
+ {
+ unsigned int bytes;
+
+ txt = ewl_text_text_next_char(txt, &bytes);
+ byte_count += bytes;
+ (*char_len) ++;
+ }
+
+ }
+
+ }
+
+ if (char_idx) *char_idx = cidx;
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
/* Counts the number of characters in the given piece of text. Assume the
* text is utf8 so take that into account when counting. */
static unsigned int
@@ -2566,14 +2647,8 @@
/* will this push us past the end? */
if ((cur_char_idx + 1) > char_idx)
{
- unsigned int byte_idx;
-
- ewl_text_char_to_byte(t,
- char_idx - cur_char_idx,
- 0, &byte_idx,
- NULL);
evas_textblock_cursor_pos_set(cursor,
- byte_idx);
+ char_idx -
cur_char_idx);
break;
}
else
@@ -2594,11 +2669,8 @@
* current index and set that */
if ((cur_char_idx + pos) > char_idx)
{
- unsigned int byte_idx;
-
- ewl_text_char_to_byte(t, char_idx -
cur_char_idx,
- 0, &byte_idx, NULL);
- evas_textblock_cursor_pos_set(cursor, byte_idx);
+ evas_textblock_cursor_pos_set(cursor,
+ char_idx -
cur_char_idx);
break;
}
cur_char_idx += pos;
@@ -4645,6 +4717,54 @@
break;
}
char_count += child->length.chars;
+ }
+
+ /* we've gone to the end of hte list and didn't find anything, use
+ * the last node in the list */
+ if (!child) child = last;
+
+ DRETURN_PTR(child, DLEVEL_STABLE);
+}
+
+/**
+ * @internal
+ * @param tree: The tree to work with
+ * @param byte_idx: The byte index to get the node from
+ * @param inclusive: Include the edge numbers
+ * @return Returns the tree rooted at the given byte index
+ * @brief Retrieves the tree rooted at the given byte index
+ */
+Ewl_Text_Tree *
+ewl_text_tree_node_in_bytes_get(Ewl_Text_Tree *tree, unsigned int byte_idx,
+ unsigned int inclusive)
+{
+ Ewl_Text_Tree *child = NULL, *last = NULL;
+ unsigned int byte_count = 0;
+
+ DENTER_FUNCTION(DLEVEL_STABLE);
+ DCHECK_PARAM_PTR_RET("tree", tree, NULL);
+
+ /* make sure the idx is in the tree */
+ if (byte_idx > tree->length.bytes)
+ DRETURN_PTR(NULL, DLEVEL_STABLE);
+
+ if ((!tree->children) || (ecore_list_nodes(tree->children) == 0))
+ DRETURN_PTR(tree, DLEVEL_STABLE);
+
+ child = tree;
+ ecore_list_goto_first(tree->children);
+ while ((child = ecore_list_next(tree->children)))
+ {
+ last = child;
+
+ /* we don't always want this to be inclusive ... */
+ if (((inclusive && ((byte_count + child->length.bytes) >=
byte_idx)))
+ || (!inclusive && ((byte_count +
child->length.bytes > byte_idx))))
+ {
+ child = ewl_text_tree_node_get(child, byte_idx -
byte_count, inclusive);
+ break;
+ }
+ byte_count += child->length.bytes;
}
/* we've gone to the end of hte list and didn't find anything, use
===================================================================
RCS file: /cvs/e/e17/libs/ewl/src/lib/ewl_text.h,v
retrieving revision 1.40
retrieving revision 1.41
diff -u -3 -r1.40 -r1.41
--- ewl_text.h 8 Sep 2006 18:56:40 -0000 1.40
+++ ewl_text.h 9 Sep 2006 04:45:48 -0000 1.41
@@ -377,6 +377,8 @@
Ewl_Text_Tree *ewl_text_tree_node_get(Ewl_Text_Tree *tree, unsigned int
char_idx,
unsigned int inclusive);
+Ewl_Text_Tree *ewl_text_tree_node_in_bytes_get(Ewl_Text_Tree *tree, unsigned
int byte_idx,
+ unsigned int inclusive);
void ewl_text_tree_current_node_set(Ewl_Text *t, Ewl_Text_Tree *current);
void ewl_text_tree_insert(Ewl_Text *t, unsigned int char_idx, unsigned int
char_len,
unsigned int
byte_len);
-------------------------------------------------------------------------
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