C++ (Cpp) CL_FontMetrics::get_internal_leadingの例

コード例 #1

ファイル: gui_theme_part.cpp プロジェクト: animehunter/clanlib-2.3

CL_GUIThemePart::VerticalTextPosition CL_GUIThemePart::get_vertical_text_align(CL_GraphicContext &gc, CL_Font &font, const CL_Rect &content_rect)
{
	// See diagram in: Documentation\Overview\fonts.html (Font Metrics)

	CL_FontMetrics metrics = font.get_font_metrics();
	float align_height = metrics.get_ascent() - metrics.get_internal_leading();
	float content_height = content_rect.get_height();
	float baseline = (content_height + align_height) / 2.0f;

	VerticalTextPosition result;
	result.baseline = baseline + content_rect.top;
	result.top = result.baseline - metrics.get_ascent();
	result.bottom = result.baseline + metrics.get_descent();
	return result;
}