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Implement column title alignment for Tree

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This commit is contained in:
Barugon 2023-03-25 18:13:31 -07:00
parent 5922b2149e
commit c56ff437ae
3 changed files with 61 additions and 1 deletions
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15
doc/classes/Tree.xml
View File

@ -100,6 +100,13 @@
Returns the column's title.
</description>
</method>
<method name="get_column_title_alignment" qualifiers="const">
<return type="int" enum="HorizontalAlignment" />
<param index="0" name="column" type="int" />
<description>
Returns the column title alignment.
</description>
</method>
<method name="get_column_title_direction" qualifiers="const">
<return type="int" enum="Control.TextDirection" />
<param index="0" name="column" type="int" />
@ -288,6 +295,14 @@
Sets the title of a column.
</description>
</method>
<method name="set_column_title_alignment">
<return type="void" />
<param index="0" name="column" type="int" />
<param index="1" name="title_alignment" type="int" enum="HorizontalAlignment" />
<description>
Sets the column title alignment. Note that [constant @GlobalScope.HORIZONTAL_ALIGNMENT_FILL] is not supported for column titles.
</description>
</method>
<method name="set_column_title_direction">
<return type="void" />
<param index="0" name="column" type="int" />

43
scene/gui/tree.cpp
View File

@ -4045,7 +4045,24 @@ void Tree::_notification(int p_what) {
int clip_w = tbrect.size.width - sb->get_minimum_size().width;
columns.write[i].text_buf->set_width(clip_w);
Vector2 text_pos = tbrect.position + Point2i(sb->get_offset().x + (tbrect.size.width - columns[i].text_buf->get_size().x) / 2, (tbrect.size.height - columns[i].text_buf->get_size().y) / 2);
Vector2 text_pos = Point2i(tbrect.position.x, tbrect.position.y + (tbrect.size.height - columns[i].text_buf->get_size().y) / 2);
switch (columns[i].title_alignment) {
case HorizontalAlignment::HORIZONTAL_ALIGNMENT_LEFT: {
text_pos.x += cache.rtl ? tbrect.size.width - (sb->get_offset().x + columns[i].text_buf->get_size().x) : sb->get_offset().x;
break;
}
case HorizontalAlignment::HORIZONTAL_ALIGNMENT_RIGHT: {
text_pos.x += cache.rtl ? sb->get_offset().x : tbrect.size.width - (sb->get_offset().x + columns[i].text_buf->get_size().x);
break;
}
default: {
text_pos.x += sb->get_offset().x + (tbrect.size.width - columns[i].text_buf->get_size().x) / 2;
break;
}
}
if (theme_cache.font_outline_size > 0 && theme_cache.font_outline_color.a > 0) {
columns[i].text_buf->draw_outline(ci, text_pos, theme_cache.font_outline_size, theme_cache.font_outline_color);
}
@ -4681,6 +4698,27 @@ String Tree::get_column_title(int p_column) const {
return columns[p_column].title;
}
void Tree::set_column_title_alignment(int p_column, HorizontalAlignment p_alignment) {
ERR_FAIL_INDEX(p_column, columns.size());
if (p_alignment == HORIZONTAL_ALIGNMENT_FILL) {
WARN_PRINT("HORIZONTAL_ALIGNMENT_FILL is not supported for column titles.");
}
if (columns[p_column].title_alignment == p_alignment) {
return;
}
columns.write[p_column].title_alignment = p_alignment;
update_column(p_column);
queue_redraw();
}
HorizontalAlignment Tree::get_column_title_alignment(int p_column) const {
ERR_FAIL_INDEX_V(p_column, columns.size(), HorizontalAlignment::HORIZONTAL_ALIGNMENT_CENTER);
return columns[p_column].title_alignment;
}
void Tree::set_column_title_direction(int p_column, Control::TextDirection p_text_direction) {
ERR_FAIL_INDEX(p_column, columns.size());
ERR_FAIL_COND((int)p_text_direction < -1 || (int)p_text_direction > 3);
@ -5211,6 +5249,9 @@ void Tree::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_column_title", "column", "title"), &Tree::set_column_title);
ClassDB::bind_method(D_METHOD("get_column_title", "column"), &Tree::get_column_title);
ClassDB::bind_method(D_METHOD("set_column_title_alignment", "column", "title_alignment"), &Tree::set_column_title_alignment);
ClassDB::bind_method(D_METHOD("get_column_title_alignment", "column"), &Tree::get_column_title_alignment);
ClassDB::bind_method(D_METHOD("set_column_title_direction", "column", "direction"), &Tree::set_column_title_direction);
ClassDB::bind_method(D_METHOD("get_column_title_direction", "column"), &Tree::get_column_title_direction);

4
scene/gui/tree.h
View File

@ -435,6 +435,7 @@ private:
bool expand = true;
bool clip_content = false;
String title;
HorizontalAlignment title_alignment = HORIZONTAL_ALIGNMENT_CENTER;
Ref<TextLine> text_buf;
String language;
Control::TextDirection text_direction = Control::TEXT_DIRECTION_INHERITED;
@ -680,6 +681,9 @@ public:
void set_column_title(int p_column, const String &p_title);
String get_column_title(int p_column) const;
void set_column_title_alignment(int p_column, HorizontalAlignment p_alignment);
HorizontalAlignment get_column_title_alignment(int p_column) const;
void set_column_title_direction(int p_column, Control::TextDirection p_text_direction);
Control::TextDirection get_column_title_direction(int p_column) const;