function crop($w, $h, $x, $y, $url)
{
$rootPath = C('FACE_PATH');
//图片地址
$bigFacePath = $rootPath . session('auth')['id'] . '_200*200.jpg';
$smallFacePath = $rootPath . session('auth')['id'] . '_50*50.jpg';
//裁剪图片
$imgHandler = new Image();
$imgHandler->open($url);
$imgHandler->crop($w, $h, $x, $y);
//保存大图
$imgHandler->thumb(200, 200)->save($bigFacePath);
//保存小图
$imgHandler->thumb(50, 50)->save($smallFacePath);
$pathArr = array(small => $smallFacePath, big => $bigFacePath);
return $pathArr;
}
/**
*上传userInfo到数据库
*/
public function userInfo()
{
$upload = new \Think\Upload();
$upload->maxSize = 1000000;
$upload->exts = array('jpg', 'png', 'jpeg');
$upload->rootPath = './Public/Bzone/images/head-pic/';
$upload->savePath = '';
$upload->replace = 'true';
$upload->saveName = 'time';
$info = $upload->upload();
if (!$info) {
$this->error($upload->getError());
} else {
foreach ($info as $file) {
$image = new Image();
$image->open('./Public/Bzone/images/head-pic/' . $file['savepath'] . $file['savename']);
$width = $image->width();
$height = $image->height();
if ($width <= 130 || $height <= 130) {
$image->crop(130, 130)->save('./Public/Bzone/images/head-pic/' . $file['savepath'] . $file['savename']);
} else {
$image->thumb(130, 130)->save('./Public/Bzone/images/head-pic/' . $file['savepath'] . $file['savename']);
}
$data['info_pic'] = $file['savepath'] . $file['savename'];
$data['info_selfintroduce'] = I('selfInfo');
if (M('userinfo')->where(array('user_id' => session('userId')))->save($data)) {
redirect(U('Bzone/showFabu', '', ''));
} else {
$this->error('上传失败');
}
}
}
}
public function img()
{
//实例化图像处理类，默认为GD库
$image = new Image();
//加载一张预处理的图片
$image->open('./Public/images/1.jpg');
//上面两句，可以用一句话包含
//$image = new Image(Image::IMAGE_GD, './Public/images/1.jpg');
//获取图片信息
$arr['width'] = $image->width();
$arr['height'] = $image->height();
$arr['type'] = $image->type();
$arr['mime'] = $image->mime();
$arr['size'] = $image->size();
//裁剪图片，高400，宽400
$image->crop(400, 400)->save('./Public/images/1.jpg');
$image->open('./Public/images/2.jpg');
$image->thumb(300, 300, Image::IMAGE_THUMB_CENTER)->save('./Public/images/2.jpg');
//在图片右下角添加水印并生成
$image->open('./Public/images/3.jpg');
$image->water('./Public/images/logo.png')->save('./Public/images/3.jpg');
echo '<pre>' . print_r($arr, 1) . '</pre>';
}
function cropImg($filepath, $webpath)
{
$image = new \Think\Image();
$filepath = legalize_path($filepath);
var_dump($filepath);
$image->open($filepath);
$savepath = $filepath;
$x = I("post.x1", 0, 'intval');
$y = I("post.y1", 0, 'intval');
$w = I("post.w", 0, 'intval');
$h = I("post.h", 0, 'intval');
if ($w > 0 && $h > 0) {
$image->crop($w, $h, $x, $y, $w, $h)->save($savepath);
}
echo "<img src='{$webpath}' />";
$savepath = $webpath;
//dump($webpath);
//dump($thumb_savepath);
return $savepath;
}
public function crop()
{
$path = './Public/images/demo.jpg';
$image = new Image(Image::IMAGE_GD, $path);
$image->crop(200, 200)->save('./Public/images/demo-crop-200x200.jpg');
}
public function changePhoto()
{
if (IS_POST) {
$id = is_login();
$basepath = substr($_POST['basepath'], 1);
$image = new Image();
$image->open($basepath);
$image->crop($_POST['w'], $_POST['h'], $_POST['x'], $_POST['y'], 200, 200);
$last = strrpos($basepath, '/') + 1;
$ext = substr($basepath, strrpos($basepath, '.'));
$path = substr($basepath, 0, $last);
$filename = $path . 'crop_' . $id . $ext;
$image->save($filename, null, 100, false);
$filename = '/' . $filename . '?t=' . NOW_TIME;
$user = array('id' => is_login(), 'photo' => $_POST['photo'], 'photo_url' => $filename);
M('Users')->save($user);
memberupdate($id, $user['photo_url']);
$ret = array('status' => 1, 'info' => '头像更改成功！', 'photo_url' => $filename, 'photo' => $_POST['photo']);
$this->ajaxReturn($ret);
$this->success('头像更改成功!');
} else {
$this->display('changePhoto');
}
}
