使用div或canvas,目标是用图像/屏幕截图完全填充设备框架,但不会渗漏到框架之外。
屏幕截图1展示了紧贴框架内的图像。屏幕截图2展示了图像流过框架的情况。
第一个挑战是图像/屏幕截图的宽高比可能会有所不同,即可能会使用不同尺寸的图像。例如,一个图像可以是1242x2688,而另一图像可以是1440x2960。无论宽高比如何,屏幕截图都应填充框架,但不要流过其边缘。
第二个挑战是它们在CSS中的缩放比例通常为transform: scale(x)
到〜25%,浏览器的舍入行为会在此比例下产生像素大小的间隙。但是,当比例恢复到100%时,这些差距就会消失。
我们尝试了两种选择。两者都有缺陷。
都将图像/屏幕截图作为帧div的子div。
选项1:填充值
我们使用“填充”值来调整子div的宽度,高度和位置(即屏幕截图),以使其适合其父框架。但是,具有不同长宽比的图像可能会流过框架或无法填满框架。
选项2:剪切路径
我们使用剪切路径来表示框架内的区域,但是有时会出现间隙,具体取决于CSS比例尺值。我们不能允许差距。
下面的代码和Codepen中说明了间隙问题。
还有其他选择吗?
Codepen(说明差距):https://codepen.io/anon/pen/yWXvJE
.colorClassProxy {
display: none
}
.itemBox, .itemBox > * {
position: absolute;
box-sizing: border-box;
}
.backgroundColorBox, .backgroundGraphicBox, .foregroundBox, .frameBox {
width: 100%;
height: 100%;
background-size: contain;
background-color: transparent;
background-position: center;
background-repeat: no-repeat;
pointer-events: none;
}
<div class="itemBox graphic" id="NZW2Hmn4nVgb" style="width: 173px; height: 364px; top: 86px; left: 111px;"><div class="backgroundColorBox" style="width: 163px; height: 335px; top: 17px; left: 4px; -webkit-mask-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%2241.7%20142.4%201445.2%202965.9%22%20preserveAspectRatio=%22none%22%3E%3Cpath%20d=%22M1359.3,3105.3h-1190c-68.8,0-124.6-53.2-124.6-118.9V264.3c0-65.7,55.8-118.9,124.6-118.9h1190%20%20c68.8,0,124.6,53.3,124.6,118.9l0,2722.1C1484,3052.1,1428.2,3105.4,1359.3,3105.3L1359.3,3105.3z%22%20style=%22fill:%20white;%20stroke:%20white;%20stroke-width:%206;%22/%3E%3C/svg%3E"); background-size: cover;"></div><div class="backgroundGraphicBox" style="width: 163px; height: 335px; top: 17px; left: 4px; -webkit-mask-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%2241.7%20142.4%201445.2%202965.9%22%20preserveAspectRatio=%22none%22%3E%3Cpath%20d=%22M1359.3,3105.3h-1190c-68.8,0-124.6-53.2-124.6-118.9V264.3c0-65.7,55.8-118.9,124.6-118.9h1190%20%20c68.8,0,124.6,53.3,124.6,118.9l0,2722.1C1484,3052.1,1428.2,3105.4,1359.3,3105.3L1359.3,3105.3z%22%20style=%22fill:%20white;%20stroke:%20white;%20stroke-width:%206;%22/%3E%3C/svg%3E"); background-size: cover;"></div><div class="foregroundBox" style="width: 163px;height: 335px;top: 17px;left: 4px;-webkit-mask-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%2241.7%20142.4%201445.2%202965.9%22%20preserveAspectRatio=%22none%22%3E%3Cpath%20d=%22M1359.3,3105.3h-1190c-68.8,0-124.6-53.2-124.6-118.9V264.3c0-65.7,55.8-118.9,124.6-118.9h1190%20%20c68.8,0,124.6,53.3,124.6,118.9l0,2722.1C1484,3052.1,1428.2,3105.4,1359.3,3105.3L1359.3,3105.3z%22%20style=%22fill:%20white;%20stroke:%20white;%20stroke-width:%206;%22/%3E%3C/svg%3E");background-size: cover;background-image: url(https://uce9d8d4a8a6c69a057e9a584674.dl.dropboxusercontent.com/cd/0/inline/AhH2Z_q_te_Yu3IKd2cdiB0XMhJEzRdO4KP686rb3VdE1hxeIamOskpIoAhrxKegUAxERpAIyX3g0VABD7EU5S4JWe9X_Q1zdaS2hsoD_SpI4w/file#);"></div><div class="frameBox" data-natural-width="1528.64" data-natural-height="3224.29" style="background-image: url(data:image/svg+xml;base64,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);" data-inner-natural-left="41.7" data-inner-natural-top="142.4" data-inner-natural-width="1445.2" data-inner-natural-height="2965.9"><iframe class="colorClassProxy"></iframe></div></div>
答案 0 :(得分:6)
在提供自己的方法以供参考之前,我将首先讨论Ron Royston 的答案,并说明可能出现的问题/碰壁。
您已经指出了这种方法的问题:
这不起作用,因为如果框架具有这样的圆角,则屏幕快照仍可以根据背景大小窥视
kthornbloom提供了一种可能的解决方案:
因此,如果图像元素需要圆角,请向图像元素中添加
border-radius
,对吗?
对!但这仅适用于某些图像。瞧,您不能仅将border-radius
应用于background-image
。相反,您必须对容器本身执行此操作。
那么,这是什么问题?只需添加足够小的border-radius
,这样就不会剪切图像,缩小background-image
,就可以开始了,对吧?
不是真的!,您必须决定如何处理背景图片的大小。您可以缩小比例,但不能使用cover
或类似background-size
的东西。除非您的图像完全适合智能手机图像的边框,否则您将遇到麻烦。另外,如果您缩小背景图像,border-radius
将会过时,因为它不再接触边界。
.colorClassProxy {
display: none
}
.itemBox,
.itemBox>* {
position: absolute;
box-sizing: border-box;
}
.itemBox {
background-image: url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&w=1000&q=80');
border-radius: 15px;
background-size: 95% 95%;
background-repeat: no-repeat;
background-position: center;
}
.backgroundColorBox,
.backgroundGraphicBox,
.foregroundBox,
.frameBox {
width: 100%;
height: 100%;
background-size: contain;
background-color: transparent;
background-position: center;
background-repeat: no-repeat;
pointer-events: none;
<div class="itemBox graphic" id="NZW2Hmn4nVgb" style="width: 173px; height: 364px; top: 86px; left: 111px;">
<div class="backgroundColorBox" style="width: 163px; height: 335px; top: 17px; left: 4px; -webkit-mask-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%2241.7%20142.4%201445.2%202965.9%22%20preserveAspectRatio=%22none%22%3E%3Cpath%20d=%22M1359.3,3105.3h-1190c-68.8,0-124.6-53.2-124.6-118.9V264.3c0-65.7,55.8-118.9,124.6-118.9h1190%20%20c68.8,0,124.6,53.3,124.6,118.9l0,2722.1C1484,3052.1,1428.2,3105.4,1359.3,3105.3L1359.3,3105.3z%22%20style=%22fill:%20white;%20stroke:%20white;%20stroke-width:%206;%22/%3E%3C/svg%3E"); background-size: cover;"></div>
<div class="frameBox" data-natural-width="1528.64" data-natural-height="3224.29" style="background-image: url(data:image/svg+xml;base64,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);"
data-inner-natural-left="41.7" data-inner-natural-top="142.4" data-inner-natural-width="1445.2" data-inner-natural-height="2965.9"><iframe class="colorClassProxy"></iframe></div>
</div>
看起来不好吗?
但是,这种方法在某些情况下有效。如果智能手机的轮廓侧面没有任何按钮(像这样),这种方法将起作用。但是我想不出侧面没有按钮的智能手机。
由于缺少标记,因此此答案很难阅读。但是,大部分是正确的,也是大多数情况下的最佳选择。实际上,您几乎可以自己使用剪切路径来完成它。但是首先让我们做这些步骤。
/*====Added this part====*/
.display-image {
width: 165px;
height: 340px;
display: block;
background-image: url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&w=1000&q=80"');
background-size: cover;
margin-top: 15px;
margin-left: 5px;
border-radius: 10px;
}
/*=======================*/
.colorClassProxy {
display: none
}
.itemBox,
.itemBox>* {
position: absolute;
box-sizing: border-box;
}
.backgroundColorBox,
.backgroundGraphicBox,
.foregroundBox,
.frameBox {
width: 100%;
height: 100%;
background-size: contain;
background-color: transparent;
background-position: center;
background-repeat: no-repeat;
pointer-events: none;
<div class="itemBox graphic" id="NZW2Hmn4nVgb" style="width: 173px; height: 364px; top: 86px; left: 111px;">
<!--====Added this line====-->
<div class="display-image" alt=""></div>
<!--=======================-->
<!--====Removed the clipping path====-->
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简短注释:他提供的参考文献实际上并不代表他所写的内容。
我查看了您打开赏金的原因:
寻找可靠和/或官方来源的答案。
您可以在每个使用图像作为智能手机的网站上看到它。
我提供的示例都是相当大的公司,如果您搜索更多示例,您会发现更多示例。我认为这些示例使这种方法可信。
根据评论,我将完成答案。
这取决于您可以编辑图片的数量。我假设您拥有图片或被允许使用它们。这是一种方法:
首先,我想我可以将其定位并缩放图像。事实证明,图像中的智能手机已略微转动。因此,一种方法是为此使用CSS。您将必须使用skew()
(CSS),但这很难,很难。另外,如果仅将其放在图像上,则会遇到与剪切路径相同的问题。因此,这似乎不是解决方案。
另一种方法如下:
只需将其转换为PNG(便携式网络图形)并切出白色显示以使其透明即可。
z-index
。但是,这只是大约。您当然可以只skew
和transform
图像,直到没人注意到为止。但这似乎不是“最清晰”的方法吗?
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
.display-image {
width: 184px;
height: 322px;
display: block;
background-image: url('https://images.unsplash.com/photo-1500382017468-9049fed747ef?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&w=1000&q=80"');
background-size: cover;
top: 165px;
left: 219px;
position: absolute;
transform: rotate(0.2deg);
z-index: -1;
}
.itemBox {
position: relative;
box-sizing: border-box;
}
.frameBox {
z-index: 1;
}
<div class="itemBox graphic" id="NZW2Hmn4nVgb" style="width: 173px; height: 364px; top: 86px; left: 111px;">
<!--====Added this line====-->
<div class="display-image" alt=""></div>
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<!--====Removed the clipping path====-->
<div class="frameBox"><img alt="" src="https://i.imgur.com/jbHkPuf.png"></div>
</div>
我能想到的唯一干净的方法是使用canvas
。如您所见here,可以根据自己的喜好扭曲图像。您将必须在canvas
中绘制整个“手中的智能手机”图片,然后在所需坐标上绘制应该在显示器上显示的图像。但是,您必须决定是否值得花时间,因为它既费时又复杂,并且代码很多。我认为不是,这就是为什么没有有效的例子。另外,您不能只使用background-size: cover
之类的东西,因此,如果您不想写一大堆JS,就必须将图像切成智能手机大小。我认为,在此之前的方法是最好的方法。
我当然可以忽略一些东西,所以可以随时纠正我或编辑我的答案。
答案 1 :(得分:2)
您可以在框架后创建一个div,将其缩小一点,以便边框位于手机边框的内部。 然后绕过div的角落并给它溢出:隐藏; 然后将图像放置在内部,使其高度和宽度为100%,并设置object-fit:cover; 这是我的网站之一,效果相似,因此您可以参考。 reference(在中到大屏幕上都可以看到电话)
答案 2 :(得分:2)
我认为最简单的方法是将图像用作CSS background-image
,然后使用background-size
的{{1}}或contain
。
background-size CSS属性可以调整宽度 和背景图片的高度,从而覆盖默认行为 以全尺寸平铺背景图像。您可以缩放 图像按需要向上或向下。
答案 3 :(得分:2)
使用黑屏和剪贴蒙版的手机。没有明显的差距,您将获得非常干净的代码。您可以使用background-size: cover
或100% 100%
来“覆盖”或“拉伸适合”图像。
所以要清楚...各层看起来像这样:
在这里您看到带有黑屏和透明背景的手机/图像。
请注意,透明性是由剪贴蒙版和/或边框半径引起的。屏幕截图本身并不透明(只是一个简单的矩形JPG)。另外请注意,您应该修剪SVG中的空白区域,以便更轻松地放置此图层。
使用以下简单的HTML:
<div class='layer 1'>
<div class='layer2'></div>
</div>
<svg width="0" height="0">
<defs>
<clipPath id="myClip">
... [add the complex clip path definition here]
</clipPath>
</defs>
</svg>
还有一些CSS:
.layer1 {
position: relative;
width: 500px;
padding-bottom: 150%;
background: url(phone.png) center center / contain no-repeat;
/*border: 1px solid blue;*/
}
.layer2 {
position: absolute;
width: 470px;
top: 40px;
left: 15px;
padding-bottom: 150%;
background: url(screenshot.jpg) center center / 100% 100% no-repeat;
border-radius: 30px;
clip-path: url(#myClip);
/*border: 1px solid red;*/
}
将100% 100%
更改为cover
或调整百分比。当您将其更改为覆盖时,应确保修剪了该图层中的所有空白区域,因此红线中留有矩形。请注意,任何旋转或变换都应添加到外部元素(第1层)上。
人们似乎担心过时的不符合标准的浏览器。我明白了,但是我使用了嵌入式SVG,目前所有主要浏览器都支持该功能。仅IE11,Edge18,Opera Mini,Blackberry和IE Mobile不支持此功能。如果浏览器不支持内嵌SVG的clip-path
,则将获得相同的结果,但没有缺口。对我来说似乎合理,因为这个问题每天都在变小。