我需要得到一個ascender/descender和x-height ..如何獲得上升器/下降和×高爲一個給定的字體
通過使用下面的代碼,我可以找到伸,總高度:
descender_height = paint.descent();
total_height = descender_height - paint.ascent();
//ascender = ?; is this always equal to descender height?
//x_height = ?; total_height - 2*descender_height ?
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