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Merge pull request #54462 from Paulb23/the-last-hidden-line

This commit is contained in:
Rémi Verschelde 2021-11-18 15:56:06 +01:00 committed by GitHub
parent 8ea92b9c1f 2a302f7097
commit 395558c021
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 81 additions and 47 deletions
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11
doc/classes/TextEdit.xml
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@ -233,8 +233,9 @@
<method name="get_line_column_at_pos" qualifiers="const">
<return type="Vector2i" />
<argument index="0" name="position" type="Vector2i" />
<argument index="1" name="allow_out_of_bounds" type="bool" default="true" />
<description>
Returns the line and column at the given position. In the returned vector, [code]x[/code] is the column, [code]y[/code] is the line.
Returns the line and column at the given position. In the returned vector, [code]x[/code] is the column, [code]y[/code] is the line. If [code]allow_out_of_bounds[/code] is [code]false[/code] and the position is not over the text, both vector values will be set to [code]-1[/code].
</description>
</method>
<method name="get_line_count" qualifiers="const">
@ -453,6 +454,14 @@
Returns the number of visible lines, including wrapped text.
</description>
</method>
<method name="get_visible_line_count_in_range" qualifiers="const">
<return type="int" />
<argument index="0" name="from_line" type="int" />
<argument index="1" name="to_line" type="int" />
<description>
Returns the total number of visible + wrapped lines between the two lines.
</description>
</method>
<method name="get_word_at_pos" qualifiers="const">
<return type="String" />
<argument index="0" name="position" type="Vector2" />

20
scene/gui/code_edit.cpp
View File

@ -296,11 +296,11 @@ void CodeEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
mpos.x = get_size().x - mpos.x;
}
Point2i pos = get_line_column_at_pos(mpos);
Point2i pos = get_line_column_at_pos(mpos, false);
int line = pos.y;
int col = pos.x;
if (mb->get_button_index() == MouseButton::LEFT) {
if (line != -1 && mb->get_button_index() == MouseButton::LEFT) {
if (is_line_folded(line)) {
int wrap_index = get_line_wrap_index_at_column(line, col);
if (wrap_index == get_line_wrap_count(line)) {
@ -321,11 +321,13 @@ void CodeEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
mpos.x = get_size().x - mpos.x;
}
Point2i pos = get_line_column_at_pos(mpos);
Point2i pos = get_line_column_at_pos(mpos, false);
int line = pos.y;
int col = pos.x;
emit_signal(SNAME("symbol_lookup"), symbol_lookup_word, line, col);
if (line != -1) {
emit_signal(SNAME("symbol_lookup"), symbol_lookup_word, line, col);
}
return;
}
}
@ -536,11 +538,11 @@ Control::CursorShape CodeEdit::get_cursor_shape(const Point2 &p_pos) const {
return CURSOR_ARROW;
}
Point2i pos = get_line_column_at_pos(p_pos);
Point2i pos = get_line_column_at_pos(p_pos, false);
int line = pos.y;
int col = pos.x;
if (is_line_folded(line)) {
if (line != -1 && is_line_folded(line)) {
int wrap_index = get_line_wrap_index_at_column(line, col);
if (wrap_index == get_line_wrap_count(line)) {
int eol_icon_width = folded_eol_icon->get_width();
@ -2016,10 +2018,14 @@ bool CodeEdit::is_symbol_lookup_on_click_enabled() const {
String CodeEdit::get_text_for_symbol_lookup() {
Point2i mp = get_local_mouse_pos();
Point2i pos = get_line_column_at_pos(mp);
Point2i pos = get_line_column_at_pos(mp, false);
int line = pos.y;
int col = pos.x;
if (line == -1) {
return String();
}
StringBuilder lookup_text;
const int text_size = get_line_count();
for (int i = 0; i < text_size; i++) {

94
scene/gui/text_edit.cpp
View File

@ -2878,6 +2878,16 @@ Point2i TextEdit::get_next_visible_line_index_offset_from(int p_line_from, int p
}
}
wrap_index = get_line_wrap_count(MIN(i, text.size() - 1)) - MAX(0, num_visible - p_visible_amount);
// If we are a hidden line, then we are the last line as we cannot reach "p_visible_amount".
// This means we need to backtrack to get last visible line.
// Currently, line 0 cannot be hidden so this should always be valid.
int line = (p_line_from + num_total) - 1;
if (_is_line_hidden(line)) {
Point2i backtrack = get_next_visible_line_index_offset_from(line, 0, -1);
num_total = num_total - (backtrack.x - 1);
wrap_index = backtrack.y;
}
} else {
p_visible_amount = ABS(p_visible_amount);
int i;
@ -3386,7 +3396,7 @@ String TextEdit::get_word_at_pos(const Vector2 &p_pos) const {
return String();
}
Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos) const {
Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos, bool p_allow_out_of_bounds) const {
float rows = p_pos.y;
rows -= style_normal->get_margin(SIDE_TOP);
rows /= get_line_height();
@ -3398,6 +3408,7 @@ Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos) const {
if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE || _is_hiding_enabled()) {
Point2i f_ofs = get_next_visible_line_index_offset_from(first_vis_line, caret.wrap_ofs, rows + (1 * SIGN(rows)));
wrap_index = f_ofs.y;
if (rows < 0) {
row = first_vis_line - (f_ofs.x - 1);
} else {
@ -3409,34 +3420,40 @@ Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos) const {
row = 0;
}
int col = 0;
if (row >= text.size()) {
row = text.size() - 1;
col = text[row].size();
} else {
int colx = p_pos.x - (style_normal->get_margin(SIDE_LEFT) + gutters_width + gutter_padding);
colx += caret.x_ofs;
col = _get_char_pos_for_line(colx, row, wrap_index);
if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && wrap_index < get_line_wrap_count(row)) {
// Move back one if we are at the end of the row.
Vector<String> rows2 = get_line_wrapped_text(row);
int row_end_col = 0;
for (int i = 0; i < wrap_index + 1; i++) {
row_end_col += rows2[i].length();
}
if (col >= row_end_col) {
col -= 1;
}
}
RID text_rid = text.get_line_data(row)->get_line_rid(wrap_index);
if (is_layout_rtl()) {
colx = TS->shaped_text_get_size(text_rid).x - colx;
}
col = TS->shaped_text_hit_test_position(text_rid, colx);
}
int visible_lines = get_visible_line_count_in_range(first_vis_line, row);
if (rows > visible_lines) {
if (!p_allow_out_of_bounds) {
return Point2i(-1, -1);
}
return Point2i(text[row].size(), row);
}
int col = 0;
int colx = p_pos.x - (style_normal->get_margin(SIDE_LEFT) + gutters_width + gutter_padding);
colx += caret.x_ofs;
col = _get_char_pos_for_line(colx, row, wrap_index);
if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && wrap_index < get_line_wrap_count(row)) {
// Move back one if we are at the end of the row.
Vector<String> rows2 = get_line_wrapped_text(row);
int row_end_col = 0;
for (int i = 0; i < wrap_index + 1; i++) {
row_end_col += rows2[i].length();
}
if (col >= row_end_col) {
col -= 1;
}
}
RID text_rid = text.get_line_data(row)->get_line_rid(wrap_index);
if (is_layout_rtl()) {
colx = TS->shaped_text_get_size(text_rid).x - colx;
}
col = TS->shaped_text_hit_test_position(text_rid, colx);
return Point2i(col, row);
}
@ -4012,15 +4029,7 @@ double TextEdit::get_scroll_pos_for_line(int p_line, int p_wrap_index) const {
return p_line;
}
// Count the number of visible lines up to this line.
double new_line_scroll_pos = 0.0;
int to = CLAMP(p_line, 0, text.size() - 1);
for (int i = 0; i < to; i++) {
if (!text.is_hidden(i)) {
new_line_scroll_pos++;
new_line_scroll_pos += get_line_wrap_count(i);
}
}
double new_line_scroll_pos = get_visible_line_count_in_range(0, CLAMP(p_line, 0, text.size() - 1));
new_line_scroll_pos += p_wrap_index;
return new_line_scroll_pos;
}
@ -4077,14 +4086,18 @@ int TextEdit::get_visible_line_count() const {
return _get_control_height() / get_line_height();
}
int TextEdit::get_total_visible_line_count() const {
int TextEdit::get_visible_line_count_in_range(int p_from_line, int p_to_line) const {
ERR_FAIL_INDEX_V(p_from_line, text.size(), 0);
ERR_FAIL_INDEX_V(p_to_line, text.size(), 0);
ERR_FAIL_COND_V(p_from_line > p_to_line, 0);
/* Returns the total number of (lines + wrapped - hidden). */
if (!_is_hiding_enabled() && get_line_wrapping_mode() == LineWrappingMode::LINE_WRAPPING_NONE) {
return text.size();
return p_to_line - p_from_line;
}
int total_rows = 0;
for (int i = 0; i < text.size(); i++) {
for (int i = p_from_line; i <= p_to_line; i++) {
if (!text.is_hidden(i)) {
total_rows++;
total_rows += get_line_wrap_count(i);
@ -4093,6 +4106,10 @@ int TextEdit::get_total_visible_line_count() const {
return total_rows;
}
int TextEdit::get_total_visible_line_count() const {
return get_visible_line_count_in_range(0, text.size() - 1);
}
// Auto adjust
void TextEdit::adjust_viewport_to_caret() {
// Make sure Caret is visible on the screen.
@ -4683,7 +4700,7 @@ void TextEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_word_at_pos", "position"), &TextEdit::get_word_at_pos);
ClassDB::bind_method(D_METHOD("get_line_column_at_pos", "position"), &TextEdit::get_line_column_at_pos);
ClassDB::bind_method(D_METHOD("get_line_column_at_pos", "position", "allow_out_of_bounds"), &TextEdit::get_line_column_at_pos, DEFVAL(true));
ClassDB::bind_method(D_METHOD("get_minimap_line_at_pos", "position"), &TextEdit::get_minimap_line_at_pos);
ClassDB::bind_method(D_METHOD("is_dragging_cursor"), &TextEdit::is_dragging_cursor);
@ -4807,6 +4824,7 @@ void TextEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_last_full_visible_line_wrap_index"), &TextEdit::get_last_full_visible_line_wrap_index);
ClassDB::bind_method(D_METHOD("get_visible_line_count"), &TextEdit::get_visible_line_count);
ClassDB::bind_method(D_METHOD("get_visible_line_count_in_range", "from_line", "to_line"), &TextEdit::get_visible_line_count_in_range);
ClassDB::bind_method(D_METHOD("get_total_visible_line_count"), &TextEdit::get_total_visible_line_count);
// Auto adjust

3
scene/gui/text_edit.h
View File

@ -716,7 +716,7 @@ public:
String get_word_at_pos(const Vector2 &p_pos) const;
Point2i get_line_column_at_pos(const Point2i &p_pos) const;
Point2i get_line_column_at_pos(const Point2i &p_pos, bool p_allow_out_of_bounds = true) const;
int get_minimap_line_at_pos(const Point2i &p_pos) const;
bool is_dragging_cursor() const;
@ -822,6 +822,7 @@ public:
int get_last_full_visible_line_wrap_index() const;
int get_visible_line_count() const;
int get_visible_line_count_in_range(int p_from, int p_to) const;
int get_total_visible_line_count() const;
// Auto Adjust