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System/Libraries/Html/Renderer: Initial support for node->textAlign

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This only works for very simple cases, but it is enough for centering
and right-align text on sites like Wiby, and a centered Google logo. :^)
This commit is contained in:
Alec Murphy 2025-04-12 19:57:49 -04:00
parent e8bc19b444
commit 9e0668d0e0
1 changed files with 32 additions and 0 deletions
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32
System/Libraries/Html/Renderer.HC
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@ -257,6 +257,7 @@ Bool @render_css_for_node(@html_dom_node* node, HtmlRenderer* renderer)
node->color = node->parentNode->color; node->color = node->parentNode->color;
node->fontFamily = node->parentNode->fontFamily; node->fontFamily = node->parentNode->fontFamily;
node->fontSize = node->parentNode->fontSize; node->fontSize = node->parentNode->fontSize;
node->textAlign = node->parentNode->textAlign;
} }
for (i = 0; i < renderer->css_rules->length; i++) { for (i = 0; i < renderer->css_rules->length; i++) {
@ -750,6 +751,16 @@ U0 @render_node_list(@html_dom_node* node, HtmlRenderer* renderer)
} }
} }
if (node->attributes->@("align")) {
if (!StrICmp(node->attributes->@("align"), "center"))
node->textAlign = CSS_TEXT_ALIGN_CENTER;
if (!StrICmp(node->attributes->@("align"), "right"))
node->textAlign = CSS_TEXT_ALIGN_RIGHT;
}
if (!StrICmp(node->tagName, "center"))
node->textAlign = CSS_TEXT_ALIGN_CENTER;
Context2DWidget* block_widget; Context2DWidget* block_widget;
// FIXME: Resolve if display: block is set // FIXME: Resolve if display: block is set
@ -838,6 +849,8 @@ U0 @reflow_node_list(HtmlRenderer* renderer)
} }
renderer->max_line_height = RENDERER_DEFAULT_MAX_LINE_HEIGHT; renderer->max_line_height = RENDERER_DEFAULT_MAX_LINE_HEIGHT;
I64 cumulative_widgets_width;
@window_widgets_list* cumulative_list_item;
@window_widgets_list* widget_list_item = renderer->widgets_base->next; @window_widgets_list* widget_list_item = renderer->widgets_base->next;
Widget* widget; Widget* widget;
@html_dom_node* node; @html_dom_node* node;
@ -853,6 +866,25 @@ U0 @reflow_node_list(HtmlRenderer* renderer)
renderer->max_line_height = RENDERER_DEFAULT_MAX_LINE_HEIGHT; renderer->max_line_height = RENDERER_DEFAULT_MAX_LINE_HEIGHT;
} }
if (!renderer->render_x && node->textAlign) {
cumulative_list_item = widget_list_item->next;
cumulative_widgets_width = 0;
while (cumulative_list_item && cumulative_list_item->widget && !cumulative_list_item->widget->data(@html_dom_node*)->display_block) {
cumulative_widgets_width += cumulative_list_item->widget->width;
cumulative_list_item = cumulative_list_item->next;
}
switch (node->textAlign) {
case CSS_TEXT_ALIGN_CENTER:
renderer->render_x = (renderer->win->width / 2) - (cumulative_widgets_width / 2);
break;
case CSS_TEXT_ALIGN_RIGHT:
renderer->render_x = renderer->win->width - cumulative_widgets_width;
break;
default:
break;
}
}
widget->x = renderer->render_x; widget->x = renderer->render_x;
widget->y = renderer->render_y; widget->y = renderer->render_y;
if (@self_or_ancestor_matches_tag_name(node, "a")) { if (@self_or_ancestor_matches_tag_name(node, "a")) {