鍦ˋndroid涓紝ScaleType鏄敤浜庤皟鏁村拰鎺у埗鍥惧儚鍦ㄨ鍥炬帶浠朵腑鐨勭缉鏀惧拰鏄剧ず鏂瑰紡鐨勫睘鎬с€備互涓嬫槸濡備綍浣跨敤ScaleType鐨勬楠わ細

1. 鍦ㄥ竷灞€鏂囦欢涓紝鎵惧埌瑕佹帶鍒剁缉鏀剧殑ImageView鎴栧叾浠栬鍥炬帶浠躲€?/p>

2. 鍦ㄨ鍥炬帶浠剁殑灞炴€т腑锛屾壘鍒?code>android:scaleType灞炴€э紝骞惰缃负鎵€闇€鐨勫€笺€?/p>

浠ヤ笅鏄竴浜涘父鐢ㄧ殑ScaleType鍊煎強鍏朵綔鐢細

• fitXY锛氬浘鍍忓皢浼氭媺浼镐互濉厖瑙嗗浘鎺т欢鐨勫搴﹀拰楂樺害锛屽彲鑳戒細瀵艰嚧鍥惧儚鐨勫舰鐘跺彉褰€?/p>

• centerCrop锛氬浘鍍忓皢琚缉鏀句互濉厖瑙嗗浘鎺т欢鐨勫搴﹀拰楂樺害锛屽彲鑳戒細瑁佸壀鍥惧儚鐨勯儴鍒嗗唴瀹逛互淇濇寔绾垫í姣斻€?/p>

• centerInside锛氬浘鍍忓皢琚缉鏀句互閫傚簲瑙嗗浘鎺т欢鐨勫搴﹀拰楂樺害锛屼繚鎸佺旱妯瘮锛屽苟涓斾笉浼氳鍓浘鍍忕殑鍐呭銆?/p>

• fitCenter锛氬浘鍍忓皢琚缉鏀句互閫傚簲瑙嗗浘鎺т欢鐨勫搴﹀拰楂樺害锛屼繚鎸佺旱妯瘮锛屽苟涓斾笉浼氳鍓浘鍍忕殑鍐呭銆?/p>

3. 淇濆瓨骞堕噸鏂版瀯寤洪」鐩紝浠ヤ娇鏇存敼鐢熸晥銆?/li>

鍦ㄤ唬鐮佷腑鍔ㄦ€佽缃甋caleType锛屽彲浠ヤ娇鐢ㄨ鍥炬帶浠剁殑setScaleType()鏂规硶銆備互涓嬫槸涓€涓ず渚嬶細

ImageView imageView = findViewById(R.id.image_view);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);

杩欏皢鍦ㄤ唬鐮佷腑灏嗗浘鍍忚鍥剧殑ScaleType璁剧疆涓?code>centerCrop銆?/p>