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Fix edit cursor movement and text overflow

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This commit is contained in:
Kevin Harrison 2016-11-09 20:13:30 -05:00
parent c61d4f063c
commit 40ea365aa9
1 changed files with 12 additions and 13 deletions
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25
nuklear.h
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@ -11637,31 +11637,28 @@ nk_textedit_find_charpos(struct nk_text_find *find, struct nk_text_edit *state,
int z = state->string.len;
int i=0, first;
nk_zero_struct(r);
if (n == z) {
/* if it's at the end, then find the last line -- simpler than trying to
explicitly handle this case in the regular code */
nk_textedit_layout_row(&r, state, 0, row_height, font);
if (single_line) {
nk_textedit_layout_row(&r, state, 0, row_height, font);
find->y = 0;
find->first_char = 0;
find->length = z;
find->height = r.ymax - r.ymin;
find->x = r.x1;
} else {
find->y = 0;
find->x = 0;
find->height = 1;
while (i < z) {
nk_textedit_layout_row(&r, state, i, row_height, font);
prev_start = i;
i += r.num_chars;
nk_textedit_layout_row(&r, state, i, row_height, font);
}
find->first_char = i;
find->length = 0;
find->prev_first = prev_start;
find->length = r.num_chars;
}
find->x = r.x1;
find->y = r.ymin;
find->height = r.ymax - r.ymin;
find->prev_first = prev_start;
return;
}
@ -12054,7 +12051,7 @@ retry:
nk_textedit_layout_row(&row, state, state->cursor, row_height, font);
x = row.x0;
for (i=0; i < row.num_chars; ++i) {
for (i=0; i < row.num_chars && x < row.x1; ++i) {
float dx = nk_textedit_get_width(state, start, i, font);
x += dx;
if (x > goal_x)
@ -12101,7 +12098,7 @@ retry:
nk_textedit_layout_row(&row, state, state->cursor, row_height, font);
x = row.x0;
for (i=0; i < row.num_chars; ++i) {
for (i=0; i < row.num_chars && x < row.x1; ++i) {
float dx = nk_textedit_get_width(state, find.prev_first, i, font);
x += dx;
if (x > goal_x)
@ -14381,6 +14378,7 @@ nk_do_edit(nk_flags *state, struct nk_command_buffer *out,
glyphs++;
row_begin = text_len;
glyph_len = nk_utf_decode(text + text_len, &unicode, len-text_len);
glyph_width = font->width(font->userdata, font->height, text+text_len, glyph_len);
continue;
}
@ -14577,6 +14575,7 @@ nk_do_edit(nk_flags *state, struct nk_command_buffer *out,
const struct nk_style_item *background;
struct nk_color background_color;
struct nk_color text_color;
nk_push_scissor(out, clip);
if (*state & NK_WIDGET_STATE_ACTIVED) {
background = &style->active;
text_color = style->text_active;