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December 27, 2015 22:09
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viewportが効かない場合の同様の表現をするためのscript。webに転がってるzoomでやる方式は、heightとかpositionとかいろいろ壊れるのでscaleでやってる。
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| window.ViewPortAdjuster = { | |
| viewport_width: 320, | |
| viewport_height: 480, | |
| zoom_ratio: 1, | |
| adjust: function() { | |
| var that=this,portrait_width,landscape_width; | |
| $(window).bind("resize", function(){ | |
| if(Math.abs(window.orientation) === 0){ | |
| if(/Android/.test(window.navigator.userAgent)){ | |
| if (!portrait_width) portrait_width = $(window).width(); | |
| }else{ | |
| portrait_width = $(window).width(); | |
| } | |
| that.zoom_ratio = portrait_width/that.viewport_width; | |
| }else{ | |
| if(/Android/.test(window.navigator.userAgent)){ | |
| if (!landscape_width) landscape_width = $(window).width(); | |
| }else{ | |
| landscape_width = $(window).width(); | |
| } | |
| that.zoom_ratio = landscape_width/that.viewport_width; | |
| } | |
| var body = $("body"); | |
| body.css("-webkit-transform-origin", "0% 0%"); | |
| body.css("-webkit-transform", "scale("+that.zoom_ratio+")"); | |
| body.css("width", that.viewport_width+"px"); | |
| body.css("height", that.viewport_height+"px"); | |
| }).trigger("resize"); | |
| } | |
| }; |
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