cover 填满并裁切

1# Gallery: images / fit-cover2page = canvas(name="Image fit: cover", size=(120 mm, 80 mm), background="#f7f9fc")3font = "DejaVu Sans"4heading = text(content="Image fit: cover", font_family=font, font_size=14 pt, color="#203864")5page.add(heading, target=page.top_left, offset=(7 mm, 5 mm))6# BEGIN DEMO7picture = image(src="../assets/sample.png")8frame = rect(size=(49 mm, 44 mm), fill="#e1e8ef", border_color="#39546b", border_width=0.4 mm)9placed = page.add(frame, target=page.top_left, offset=(13 mm, 26 mm))10page.add(picture,size=(49 mm, 44 mm), fit=cover, target=placed.top_left)11# END DEMO