System/Libraries/Html/Renderer: Calculate text underline position more precisely

This commit is contained in:
Alec Murphy 2025-05-04 07:12:55 -04:00
parent 2c8f674e43
commit 159e497ee4

View file

@ -1596,6 +1596,7 @@ U0 @render_node_text(@html_dom_node* node, HtmlRenderer* renderer)
stream[i] = NULL;
fragment_base = i + 1;
I64 baseline;
I64 text_width;
Context2DWidget* fragment_widget;
@ -1618,8 +1619,10 @@ U0 @render_node_text(@html_dom_node* node, HtmlRenderer* renderer)
}
if (node->parentNode->underlineColor) {
if (underline_y_pos < 0)
underline_y_pos = @get_truetype_baseline(font_name, node->parentNode->fontSize) + 3;
if (underline_y_pos < 0) {
baseline = ToF64(@get_truetype_baseline(font_name, node->parentNode->fontSize));
underline_y_pos = ToI64(baseline + ((ToF64(fragment_widget->ctx->height) - baseline) / 3));
}
if (!(underline_y_pos < 0)) {
fragment_widget->ctx->line(0, underline_y_pos, fragment_widget->ctx->width - 1, underline_y_pos, node->parentNode->color);
}