随笔分类 -  qt 读书笔记

摘要：QPainter can drawgeometric shapes (points, lines, rectangles, ellipses, arcs, chords, pie segments,polygons, and Bézier curves), as well as pixmaps, images, and text. Furthermore,QPainter supports advanced features such as antialiasing (for text andshape edges), alpha blending, gradient filling 阅读全文