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label: support pango markup

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This commit is contained in:
Vaxry 2024-02-19 17:42:14 +00:00
parent 1f807ba14d
commit 641563e5a9
1 changed files with 20 additions and 2 deletions
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22
src/renderer/AsyncResourceGatherer.cpp
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@ -129,13 +129,31 @@ void CAsyncResourceGatherer::renderText(const SPreloadRequest& rq) {
auto CAIRO = cairo_create(CAIROSURFACE);
// draw title using Pango
PangoLayout* layout = pango_cairo_create_layout(CAIRO);
pango_layout_set_text(layout, rq.asset.c_str(), -1);
PangoLayout* layout = pango_cairo_create_layout(CAIRO);
PangoFontDescription* fontDesc = pango_font_description_from_string(FONTFAMILY.c_str());
pango_font_description_set_size(fontDesc, FONTSIZE * PANGO_SCALE);
pango_layout_set_font_description(layout, fontDesc);
pango_font_description_free(fontDesc);
PangoAttrList* attrList = nullptr;
GError* gError = nullptr;
char* buf = nullptr;
if (pango_parse_markup(rq.asset.c_str(), -1, 0, &attrList, &buf, nullptr, &gError))
pango_layout_set_text(layout, buf, -1);
else {
Debug::log(ERR, "Pango markup parsing for {} failed: {}", rq.asset, gError->message);
g_error_free(gError);
pango_layout_set_text(layout, rq.asset.c_str(), -1);
}
if (!attrList)
attrList = pango_attr_list_new();
pango_attr_list_insert(attrList, pango_attr_scale_new(1));
pango_layout_set_attributes(layout, attrList);
pango_attr_list_unref(attrList);
int layoutWidth, layoutHeight;
pango_layout_get_size(layout, &layoutWidth, &layoutHeight);