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Merge pull request #52012 from bruvzg/fix_label_outline

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Rémi Verschelde 2021-09-13 14:23:52 +02:00 committed by GitHub
commit c7455d9d42
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 70 additions and 7 deletions
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77
scene/gui/label.cpp
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@ -227,7 +227,15 @@ void Label::_update_visible() {
} }
} }
inline void draw_glyph(const TextServer::Glyph &p_gl, const RID &p_canvas, const Color &p_font_color, const Color &p_font_shadow_color, const Color &p_font_outline_color, const int &p_shadow_outline_size, const int &p_outline_size, const Vector2 &p_ofs, const Vector2 &shadow_ofs) { inline void draw_glyph(const TextServer::Glyph &p_gl, const RID &p_canvas, const Color &p_font_color, const Vector2 &p_ofs) {
if (p_gl.font_rid != RID()) {
TS->font_draw_glyph(p_gl.font_rid, p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_color);
} else {
TS->draw_hex_code_box(p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_color);
}
}
inline void draw_glyph_outline(const TextServer::Glyph &p_gl, const RID &p_canvas, const Color &p_font_color, const Color &p_font_shadow_color, const Color &p_font_outline_color, const int &p_shadow_outline_size, const int &p_outline_size, const Vector2 &p_ofs, const Vector2 &shadow_ofs) {
if (p_gl.font_rid != RID()) { if (p_gl.font_rid != RID()) {
if (p_font_shadow_color.a > 0) { if (p_font_shadow_color.a > 0) {
TS->font_draw_glyph(p_gl.font_rid, p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off) + shadow_ofs, p_gl.index, p_font_shadow_color); TS->font_draw_glyph(p_gl.font_rid, p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off) + shadow_ofs, p_gl.index, p_font_shadow_color);
@ -240,9 +248,6 @@ inline void draw_glyph(const TextServer::Glyph &p_gl, const RID &p_canvas, const
if (p_font_outline_color.a != 0.0 && p_outline_size > 0) { if (p_font_outline_color.a != 0.0 && p_outline_size > 0) {
TS->font_draw_glyph_outline(p_gl.font_rid, p_canvas, p_gl.font_size, p_outline_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_outline_color); TS->font_draw_glyph_outline(p_gl.font_rid, p_canvas, p_gl.font_size, p_outline_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_outline_color);
} }
TS->font_draw_glyph(p_gl.font_rid, p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_color);
} else {
TS->draw_hex_code_box(p_canvas, p_gl.font_size, p_ofs + Vector2(p_gl.x_off, p_gl.y_off), p_gl.index, p_font_color);
} }
} }
@ -385,12 +390,70 @@ void Label::_notification(int p_what) {
int gl_size = visual.size(); int gl_size = visual.size();
TextServer::TrimData trim_data = TS->shaped_text_get_trim_data(lines_rid[i]); TextServer::TrimData trim_data = TS->shaped_text_get_trim_data(lines_rid[i]);
// Draw outline. Note: Do not merge this into the single loop with the main text, to prevent overlaps.
if (font_shadow_color.a > 0 || (font_outline_color.a != 0.0 && outline_size > 0)) {
Vector2 offset = ofs;
// Draw RTL ellipsis string when necessary. // Draw RTL ellipsis string when necessary.
if (rtl && trim_data.ellipsis_pos >= 0) { if (rtl && trim_data.ellipsis_pos >= 0) {
for (int gl_idx = trim_data.ellipsis_glyph_buf.size() - 1; gl_idx >= 0; gl_idx--) { for (int gl_idx = trim_data.ellipsis_glyph_buf.size() - 1; gl_idx >= 0; gl_idx--) {
for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) { for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) {
//Draw glyph outlines and shadow. //Draw glyph outlines and shadow.
draw_glyph(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, ofs, shadow_ofs); draw_glyph_outline(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, offset, shadow_ofs);
offset.x += trim_data.ellipsis_glyph_buf[gl_idx].advance;
}
}
}
// Draw main text.
for (int j = 0; j < gl_size; j++) {
for (int k = 0; k < glyphs[j].repeat; k++) {
if (visible_glyphs != -1) {
if ((glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) {
if (glyhps_drawn >= visible_glyphs) {
return;
}
}
}
// Trim when necessary.
if (trim_data.trim_pos >= 0) {
if (rtl) {
if (j < trim_data.trim_pos && (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) {
continue;
}
} else {
if (j >= trim_data.trim_pos && (glyphs[j].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) {
break;
}
}
}
// Draw glyph outlines and shadow.
draw_glyph_outline(glyphs[j], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, offset, shadow_ofs);
offset.x += glyphs[j].advance;
glyhps_drawn++;
}
}
// Draw LTR ellipsis string when necessary.
if (!rtl && trim_data.ellipsis_pos >= 0) {
for (int gl_idx = 0; gl_idx < trim_data.ellipsis_glyph_buf.size(); gl_idx++) {
for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) {
//Draw glyph outlines and shadow.
draw_glyph_outline(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, offset, shadow_ofs);
offset.x += trim_data.ellipsis_glyph_buf[gl_idx].advance;
}
}
}
}
// Draw main text. Note: Do not merge this into the single loop with the outline, to prevent overlaps.
// Draw RTL ellipsis string when necessary.
if (rtl && trim_data.ellipsis_pos >= 0) {
for (int gl_idx = trim_data.ellipsis_glyph_buf.size() - 1; gl_idx >= 0; gl_idx--) {
for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) {
//Draw glyph outlines and shadow.
draw_glyph(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, ofs);
ofs.x += trim_data.ellipsis_glyph_buf[gl_idx].advance; ofs.x += trim_data.ellipsis_glyph_buf[gl_idx].advance;
} }
} }
@ -421,7 +484,7 @@ void Label::_notification(int p_what) {
} }
// Draw glyph outlines and shadow. // Draw glyph outlines and shadow.
draw_glyph(glyphs[j], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, ofs, shadow_ofs); draw_glyph(glyphs[j], ci, font_color, ofs);
ofs.x += glyphs[j].advance; ofs.x += glyphs[j].advance;
glyhps_drawn++; glyhps_drawn++;
} }
@ -431,7 +494,7 @@ void Label::_notification(int p_what) {
for (int gl_idx = 0; gl_idx < trim_data.ellipsis_glyph_buf.size(); gl_idx++) { for (int gl_idx = 0; gl_idx < trim_data.ellipsis_glyph_buf.size(); gl_idx++) {
for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) { for (int j = 0; j < trim_data.ellipsis_glyph_buf[gl_idx].repeat; j++) {
//Draw glyph outlines and shadow. //Draw glyph outlines and shadow.
draw_glyph(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, font_shadow_color, font_outline_color, shadow_outline_size, outline_size, ofs, shadow_ofs); draw_glyph(trim_data.ellipsis_glyph_buf[gl_idx], ci, font_color, ofs);
ofs.x += trim_data.ellipsis_glyph_buf[gl_idx].advance; ofs.x += trim_data.ellipsis_glyph_buf[gl_idx].advance;
} }
} }