HTML5 canvas標籤的全屏、退出全屏，canvas中顯示的縮放、移動，小坑盤點

選擇任意標籤全屏顯示，這兒是canvas，觸發函數綁在按鈕上： 此處沒坑javascript $('#tab_fullScreen').click(function(){ fullScreen(); }); function fullScreen() { var element = document.getElementById('tab_canvas'),method = "Re

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