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Diffstat (limited to 'scene/gui/label.cpp')
-rw-r--r--scene/gui/label.cpp121
1 files changed, 42 insertions, 79 deletions
diff --git a/scene/gui/label.cpp b/scene/gui/label.cpp
index 7490101ee3..f49acc1b96 100644
--- a/scene/gui/label.cpp
+++ b/scene/gui/label.cpp
@@ -35,7 +35,6 @@
#include "core/translation.h"
void Label::set_autowrap(bool p_autowrap) {
-
if (autowrap == p_autowrap) {
return;
}
@@ -48,34 +47,31 @@ void Label::set_autowrap(bool p_autowrap) {
minimum_size_changed();
}
}
-bool Label::has_autowrap() const {
+bool Label::has_autowrap() const {
return autowrap;
}
void Label::set_uppercase(bool p_uppercase) {
-
uppercase = p_uppercase;
word_cache_dirty = true;
update();
}
-bool Label::is_uppercase() const {
+bool Label::is_uppercase() const {
return uppercase;
}
int Label::get_line_height() const {
-
return get_theme_font("font")->get_height();
}
void Label::_notification(int p_what) {
-
if (p_what == NOTIFICATION_TRANSLATION_CHANGED) {
-
String new_text = tr(text);
- if (new_text == xl_text)
+ if (new_text == xl_text) {
return; //nothing new
+ }
xl_text = new_text;
regenerate_word_cache();
@@ -83,13 +79,13 @@ void Label::_notification(int p_what) {
}
if (p_what == NOTIFICATION_DRAW) {
-
if (clip) {
RenderingServer::get_singleton()->canvas_item_set_clip(get_canvas_item(), true);
}
- if (word_cache_dirty)
+ if (word_cache_dirty) {
regenerate_word_cache();
+ }
RID ci = get_canvas_item();
@@ -126,9 +122,7 @@ void Label::_notification(int p_what) {
}
if (lines_visible > 0) {
-
switch (valign) {
-
case VALIGN_TOP: {
//nothing
} break;
@@ -155,22 +149,25 @@ void Label::_notification(int p_what) {
}
WordCache *wc = word_cache;
- if (!wc)
+ if (!wc) {
return;
+ }
int line = 0;
int line_to = lines_skipped + (lines_visible > 0 ? lines_visible : 1);
FontDrawer drawer(font, font_outline_modulate);
while (wc) {
/* handle lines not meant to be drawn quickly */
- if (line >= line_to)
+ if (line >= line_to) {
break;
+ }
if (line < lines_skipped) {
-
- while (wc && wc->char_pos >= 0)
+ while (wc && wc->char_pos >= 0) {
wc = wc->next;
- if (wc)
+ }
+ if (wc) {
wc = wc->next;
+ }
line++;
continue;
}
@@ -190,7 +187,6 @@ void Label::_notification(int p_what) {
int taken = 0;
int spaces = 0;
while (to && to->char_pos >= 0) {
-
taken += to->pixel_width;
if (to != from && to->space_count) {
spaces += to->space_count;
@@ -203,18 +199,14 @@ void Label::_notification(int p_what) {
float x_ofs = 0;
switch (align) {
-
case ALIGN_FILL:
case ALIGN_LEFT: {
-
x_ofs = style->get_offset().x;
} break;
case ALIGN_CENTER: {
-
x_ofs = int(size.width - (taken + spaces * space_w)) / 2;
} break;
case ALIGN_RIGHT: {
-
x_ofs = int(size.width - style->get_margin(MARGIN_RIGHT) - (taken + spaces * space_w));
} break;
}
@@ -224,11 +216,9 @@ void Label::_notification(int p_what) {
y_ofs += vbegin + line * vsep;
while (from != to) {
-
// draw a word
int pos = from->char_pos;
if (from->char_pos < 0) {
-
ERR_PRINT("BUG");
return;
}
@@ -236,17 +226,14 @@ void Label::_notification(int p_what) {
/* spacing */
x_ofs += space_w * from->space_count;
if (can_fill && align == ALIGN_FILL && spaces) {
-
x_ofs += int((size.width - (taken + space_w * spaces)) / spaces);
}
}
if (font_color_shadow.a > 0) {
-
int chars_total_shadow = chars_total; //save chars drawn
float x_ofs_shadow = x_ofs;
for (int i = 0; i < from->word_len; i++) {
-
if (visible_chars < 0 || chars_total_shadow < visible_chars) {
CharType c = xl_text[i + pos];
CharType n = xl_text[i + pos + 1];
@@ -267,7 +254,6 @@ void Label::_notification(int p_what) {
}
}
for (int i = 0; i < from->word_len; i++) {
-
if (visible_chars < 0 || chars_total < visible_chars) {
CharType c = xl_text[i + pos];
CharType n = xl_text[i + pos + 1];
@@ -289,18 +275,15 @@ void Label::_notification(int p_what) {
}
if (p_what == NOTIFICATION_THEME_CHANGED) {
-
word_cache_dirty = true;
update();
}
if (p_what == NOTIFICATION_RESIZED) {
-
word_cache_dirty = true;
}
}
Size2 Label::get_minimum_size() const {
-
Size2 min_style = get_theme_stylebox("normal")->get_minimum_size();
// don't want to mutable everything
@@ -308,79 +291,78 @@ Size2 Label::get_minimum_size() const {
const_cast<Label *>(this)->regenerate_word_cache();
}
- if (autowrap)
+ if (autowrap) {
return Size2(1, clip ? 1 : minsize.height) + min_style;
- else {
+ } else {
Size2 ms = minsize;
- if (clip)
+ if (clip) {
ms.width = 1;
+ }
return ms + min_style;
}
}
int Label::get_longest_line_width() const {
-
Ref<Font> font = get_theme_font("font");
real_t max_line_width = 0;
real_t line_width = 0;
for (int i = 0; i < xl_text.size(); i++) {
-
CharType current = xl_text[i];
- if (uppercase)
+ if (uppercase) {
current = String::char_uppercase(current);
+ }
if (current < 32) {
-
if (current == '\n') {
-
- if (line_width > max_line_width)
+ if (line_width > max_line_width) {
max_line_width = line_width;
+ }
line_width = 0;
}
} else {
-
real_t char_width = font->get_char_size(current, xl_text[i + 1]).width;
line_width += char_width;
}
}
- if (line_width > max_line_width)
+ if (line_width > max_line_width) {
max_line_width = line_width;
+ }
// ceiling to ensure autowrapping does not cut text
return Math::ceil(max_line_width);
}
int Label::get_line_count() const {
-
- if (!is_inside_tree())
+ if (!is_inside_tree()) {
return 1;
- if (word_cache_dirty)
+ }
+ if (word_cache_dirty) {
const_cast<Label *>(this)->regenerate_word_cache();
+ }
return line_count;
}
int Label::get_visible_line_count() const {
-
int line_spacing = get_theme_constant("line_spacing");
int font_h = get_theme_font("font")->get_height() + line_spacing;
int lines_visible = (get_size().height - get_theme_stylebox("normal")->get_minimum_size().height + line_spacing) / font_h;
- if (lines_visible > line_count)
+ if (lines_visible > line_count) {
lines_visible = line_count;
+ }
- if (max_lines_visible >= 0 && lines_visible > max_lines_visible)
+ if (max_lines_visible >= 0 && lines_visible > max_lines_visible) {
lines_visible = max_lines_visible;
+ }
return lines_visible;
}
void Label::regenerate_word_cache() {
-
while (word_cache) {
-
WordCache *current = word_cache;
word_cache = current->next;
memdelete(current);
@@ -408,11 +390,11 @@ void Label::regenerate_word_cache() {
WordCache *last = nullptr;
for (int i = 0; i <= xl_text.length(); i++) {
-
CharType current = i < xl_text.length() ? xl_text[i] : L' '; //always a space at the end, so the algo works
- if (uppercase)
+ if (uppercase) {
current = String::char_uppercase(current);
+ }
// ranges taken from http://www.unicodemap.org/
// if your language is not well supported, consider helping improve
@@ -423,7 +405,6 @@ void Label::regenerate_word_cache() {
real_t char_width = 0;
if (current < 33) {
-
if (current_word_size > 0) {
WordCache *wc = memnew(WordCache);
if (word_cache) {
@@ -509,8 +490,9 @@ void Label::regenerate_word_cache() {
}
}
- if (!autowrap)
+ if (!autowrap) {
minsize.width = width;
+ }
if (max_lines_visible > 0 && line_count > max_lines_visible) {
minsize.height = (font->get_height() * max_lines_visible) + (line_spacing * (max_lines_visible - 1));
@@ -526,60 +508,53 @@ void Label::regenerate_word_cache() {
}
void Label::set_align(Align p_align) {
-
ERR_FAIL_INDEX((int)p_align, 4);
align = p_align;
update();
}
Label::Align Label::get_align() const {
-
return align;
}
void Label::set_valign(VAlign p_align) {
-
ERR_FAIL_INDEX((int)p_align, 4);
valign = p_align;
update();
}
Label::VAlign Label::get_valign() const {
-
return valign;
}
void Label::set_text(const String &p_string) {
-
- if (text == p_string)
+ if (text == p_string) {
return;
+ }
text = p_string;
xl_text = tr(p_string);
word_cache_dirty = true;
- if (percent_visible < 1)
+ if (percent_visible < 1) {
visible_chars = get_total_character_count() * percent_visible;
+ }
update();
}
void Label::set_clip_text(bool p_clip) {
-
clip = p_clip;
update();
minimum_size_changed();
}
bool Label::is_clipping_text() const {
-
return clip;
}
String Label::get_text() const {
-
return text;
}
void Label::set_visible_characters(int p_amount) {
-
visible_chars = p_amount;
if (get_total_character_count() > 0) {
percent_visible = (float)p_amount / (float)total_char_cache;
@@ -589,19 +564,15 @@ void Label::set_visible_characters(int p_amount) {
}
int Label::get_visible_characters() const {
-
return visible_chars;
}
void Label::set_percent_visible(float p_percent) {
-
if (p_percent < 0 || p_percent >= 1) {
-
visible_chars = -1;
percent_visible = 1;
} else {
-
visible_chars = get_total_character_count() * p_percent;
percent_visible = p_percent;
}
@@ -610,42 +581,36 @@ void Label::set_percent_visible(float p_percent) {
}
float Label::get_percent_visible() const {
-
return percent_visible;
}
void Label::set_lines_skipped(int p_lines) {
-
lines_skipped = p_lines;
update();
}
int Label::get_lines_skipped() const {
-
return lines_skipped;
}
void Label::set_max_lines_visible(int p_lines) {
-
max_lines_visible = p_lines;
update();
}
int Label::get_max_lines_visible() const {
-
return max_lines_visible;
}
int Label::get_total_character_count() const {
-
- if (word_cache_dirty)
+ if (word_cache_dirty) {
const_cast<Label *>(this)->regenerate_word_cache();
+ }
return total_char_cache;
}
void Label::_bind_methods() {
-
ClassDB::bind_method(D_METHOD("set_align", "align"), &Label::set_align);
ClassDB::bind_method(D_METHOD("get_align"), &Label::get_align);
ClassDB::bind_method(D_METHOD("set_valign", "valign"), &Label::set_valign);
@@ -700,9 +665,7 @@ Label::Label(const String &p_text) {
}
Label::~Label() {
-
while (word_cache) {
-
WordCache *current = word_cache;
word_cache = current->next;
memdelete(current);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-05 20:15:02 +0000