Fixed vim indentation rules.
This commit is contained in:
Justin D'Arcangelo
parent
b18006a055
commit
b9af0da8f8
@ -1,197 +1,197 @@
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/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- /
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/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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body {
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background-color: #929292;
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font-family: 'Lucida Grande', 'Lucida Sans Unicode', Helvetica, Arial, Verdana, sans-serif;
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margin: 0px;
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padding: 0px;
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background-color: #929292;
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font-family: 'Lucida Grande', 'Lucida Sans Unicode', Helvetica, Arial, Verdana, sans-serif;
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margin: 0px;
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padding: 0px;
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}
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canvas {
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box-shadow: 0px 4px 10px #000;
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-moz-box-shadow: 0px 4px 10px #000;
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-webkit-box-shadow: 0px 4px 10px #000;
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box-shadow: 0px 4px 10px #000;
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-moz-box-shadow: 0px 4px 10px #000;
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-webkit-box-shadow: 0px 4px 10px #000;
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}
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span {
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font-size: 0.8em;
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font-size: 0.8em;
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}
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.control {
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display: inline-block;
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float: left;
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margin: 0px 20px 0px 0px;
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padding: 0px 4px 0px 0px;
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display: inline-block;
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float: left;
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margin: 0px 20px 0px 0px;
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padding: 0px 4px 0px 0px;
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}
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.control > input {
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float: left;
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border: 1px solid #4d4d4d;
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height: 20px;
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padding: 0px;
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margin: 0px 2px 0px 0px;
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border-radius: 4px;
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-moz-border-radius: 4px;
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-webkit-border-radius: 4px;
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box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-moz-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-webkit-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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float: left;
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border: 1px solid #4d4d4d;
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height: 20px;
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padding: 0px;
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margin: 0px 2px 0px 0px;
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border-radius: 4px;
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-moz-border-radius: 4px;
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-webkit-border-radius: 4px;
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box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-moz-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-webkit-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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}
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.control > select {
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float: left;
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border: 1px solid #4d4d4d;
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height: 22px;
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padding: 2px 0px 0px;
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margin: 0px 0px 1px;
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border-radius: 4px;
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-moz-border-radius: 4px;
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-webkit-border-radius: 4px;
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box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-moz-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-webkit-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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float: left;
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border: 1px solid #4d4d4d;
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height: 22px;
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padding: 2px 0px 0px;
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margin: 0px 0px 1px;
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border-radius: 4px;
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-moz-border-radius: 4px;
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-webkit-border-radius: 4px;
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box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-moz-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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-webkit-box-shadow: 0px 1px 0px rgba(255, 255, 255, 0.25);
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}
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.control > span {
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cursor: default;
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float: left;
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height: 18px;
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margin: 5px 2px 0px;
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padding: 0px;
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user-select: none;
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-moz-user-select: none;
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-webkit-user-select: none;
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cursor: default;
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float: left;
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height: 18px;
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margin: 5px 2px 0px;
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padding: 0px;
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user-select: none;
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-moz-user-select: none;
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-webkit-user-select: none;
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}
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.control .label {
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clear: both;
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float: left;
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font-size: 0.65em;
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margin: 2px 0px 0px;
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position: relative;
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text-align: center;
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width: 100%;
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clear: both;
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float: left;
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font-size: 0.65em;
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margin: 2px 0px 0px;
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position: relative;
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text-align: center;
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width: 100%;
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}
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.page {
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width: 816px;
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height: 1056px;
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margin: 10px auto;
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width: 816px;
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height: 1056px;
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margin: 10px auto;
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}
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#controls {
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background-color: #eee;
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border-bottom: 1px solid #666;
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padding: 4px 0px 0px 8px;
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position: fixed;
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left: 0px;
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top: 0px;
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height: 40px;
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width: 100%;
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box-shadow: 0px 2px 8px #000;
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-moz-box-shadow: 0px 2px 8px #000;
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-webkit-box-shadow: 0px 2px 8px #000;
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background-color: #eee;
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border-bottom: 1px solid #666;
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padding: 4px 0px 0px 8px;
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position: fixed;
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left: 0px;
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top: 0px;
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height: 40px;
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width: 100%;
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box-shadow: 0px 2px 8px #000;
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-moz-box-shadow: 0px 2px 8px #000;
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-webkit-box-shadow: 0px 2px 8px #000;
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}
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#controls input {
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user-select: text;
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-moz-user-select: text;
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-webkit-user-select: text;
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user-select: text;
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-moz-user-select: text;
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-webkit-user-select: text;
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}
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#previousPageButton {
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background: url('images/buttons.png') no-repeat 0px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px;
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width: 28px;
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height: 23px;
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background: url('images/buttons.png') no-repeat 0px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px;
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width: 28px;
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height: 23px;
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}
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#previousPageButton.down {
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background: url('images/buttons.png') no-repeat 0px -46px;
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background: url('images/buttons.png') no-repeat 0px -46px;
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}
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#previousPageButton.disabled {
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background: url('images/buttons.png') no-repeat 0px 0px;
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background: url('images/buttons.png') no-repeat 0px 0px;
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}
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#nextPageButton {
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background: url('images/buttons.png') no-repeat -28px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px;
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width: 28px;
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height: 23px;
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background: url('images/buttons.png') no-repeat -28px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px;
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width: 28px;
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height: 23px;
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}
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#nextPageButton.down {
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background: url('images/buttons.png') no-repeat -28px -46px;
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background: url('images/buttons.png') no-repeat -28px -46px;
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}
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#nextPageButton.disabled {
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background: url('images/buttons.png') no-repeat -28px 0px;
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background: url('images/buttons.png') no-repeat -28px 0px;
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}
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#openFileButton {
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background: url('images/buttons.png') no-repeat -56px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px 0px 0px 3px;
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width: 29px;
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height: 23px;
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background: url('images/buttons.png') no-repeat -56px -23px;
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cursor: default;
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display: inline-block;
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float: left;
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margin: 0px 0px 0px 3px;
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width: 29px;
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height: 23px;
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}
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#openFileButton.down {
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background: url('images/buttons.png') no-repeat -56px -46px;
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background: url('images/buttons.png') no-repeat -56px -46px;
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}
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#openFileButton.disabled {
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background: url('images/buttons.png') no-repeat -56px 0px;
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background: url('images/buttons.png') no-repeat -56px 0px;
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}
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#fileInput {
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display: none;
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display: none;
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}
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#pageNumber {
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text-align: right;
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text-align: right;
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}
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#sidebar {
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background-color: rgba(0, 0, 0, 0.8);
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position: fixed;
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width: 150px;
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top: 62px;
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bottom: 18px;
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border-top-right-radius: 8px;
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border-bottom-right-radius: 8px;
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-moz-border-radius-topright: 8px;
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-moz-border-radius-bottomright: 8px;
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-webkit-border-top-right-radius: 8px;
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-webkit-border-bottom-right-radius: 8px;
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background-color: rgba(0, 0, 0, 0.8);
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position: fixed;
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width: 150px;
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top: 62px;
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bottom: 18px;
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border-top-right-radius: 8px;
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border-bottom-right-radius: 8px;
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-moz-border-radius-topright: 8px;
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-moz-border-radius-bottomright: 8px;
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-webkit-border-top-right-radius: 8px;
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-webkit-border-bottom-right-radius: 8px;
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}
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#sidebarScrollView {
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position: absolute;
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overflow: hidden;
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overflow-y: auto;
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top: 40px;
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right: 10px;
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bottom: 10px;
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left: 10px;
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position: absolute;
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overflow: hidden;
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overflow-y: auto;
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top: 40px;
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right: 10px;
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bottom: 10px;
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left: 10px;
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}
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#sidebarContentView {
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height: auto;
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width: 100px;
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height: auto;
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width: 100px;
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}
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#viewer {
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margin: 44px 0px 0px;
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padding: 8px 0px;
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margin: 44px 0px 0px;
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padding: 8px 0px;
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}
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@ -3,49 +3,49 @@
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<head>
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<title>pdf.js Multi-Page Viewer</title>
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<meta http-equiv="Content-type" content="text/html;charset=UTF-8"/>
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<link rel="stylesheet" href="multi-page-viewer.css" type="text/css" media="screen"/>
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<link rel="stylesheet" href="multi_page_viewer.css" type="text/css" media="screen"/>
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<script type="text/javascript" src="pdf.js"></script>
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<script type="text/javascript" src="fonts.js"></script>
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<script type="text/javascript" src="glyphlist.js"></script>
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<script type="text/javascript" src="multi-page-viewer.js"></script>
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<script type="text/javascript" src="multi_page_viewer.js"></script>
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</head>
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<body>
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<div id="controls">
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<span class="control">
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<span id="previousPageButton" class="disabled"></span>
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<span id="nextPageButton" class="disabled"></span>
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<span class="label">Previous/Next</span>
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</span>
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<span class="control">
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<input type="text" id="pageNumber" value="1" size="2"/>
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<span>/</span>
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<span id="numPages">--</span>
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<span class="label">Page Number</span>
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</span>
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<span class="control">
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<select id="scaleSelect">
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<option value="50">50%</option>
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<option value="75">75%</option>
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<option value="100" selected="selected">100%</option>
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<option value="125">125%</option>
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<option value="150">150%</option>
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<option value="200">200%</option>
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</select>
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<span class="label">Zoom</span>
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</span>
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<span class="control">
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<span id="openFileButton"></span>
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<input type="file" id="fileInput"/>
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<span class="label">Open File</span>
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</span>
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</div>
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<!--<div id="sidebar">
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<div id="sidebarScrollView">
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<div id="sidebarContentView">
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<div id="controls">
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<span class="control">
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<span id="previousPageButton" class="disabled"></span>
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<span id="nextPageButton" class="disabled"></span>
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<span class="label">Previous/Next</span>
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</span>
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<span class="control">
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<input type="text" id="pageNumber" value="1" size="2"/>
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<span>/</span>
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<span id="numPages">--</span>
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<span class="label">Page Number</span>
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</span>
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<span class="control">
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<select id="scaleSelect">
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<option value="50">50%</option>
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<option value="75">75%</option>
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<option value="100" selected="selected">100%</option>
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<option value="125">125%</option>
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<option value="150">150%</option>
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<option value="200">200%</option>
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</select>
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<span class="label">Zoom</span>
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</span>
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<span class="control">
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<span id="openFileButton"></span>
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<input type="file" id="fileInput"/>
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<span class="label">Open File</span>
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</span>
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</div>
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<!--<div id="sidebar">
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<div id="sidebarScrollView">
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<div id="sidebarContentView">
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</div>
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</div>
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</div>-->
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<div id="viewer"></div>
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</div>
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</div>
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</div>-->
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<div id="viewer"></div>
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</body>
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</html>
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@ -1,466 +1,458 @@
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/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- /
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/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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"use strict";
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var PDFViewer = {
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queryParams: {},
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queryParams: {},
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element: null,
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element: null,
|
||||
|
||||
previousPageButton: null,
|
||||
nextPageButton: null,
|
||||
pageNumberInput: null,
|
||||
scaleSelect: null,
|
||||
fileInput: null,
|
||||
previousPageButton: null,
|
||||
nextPageButton: null,
|
||||
pageNumberInput: null,
|
||||
scaleSelect: null,
|
||||
fileInput: null,
|
||||
|
||||
willJumpToPage: false,
|
||||
willJumpToPage: false,
|
||||
|
||||
pdf: null,
|
||||
pdf: null,
|
||||
|
||||
url: 'compressed.tracemonkey-pldi-09.pdf',
|
||||
pageNumber: 1,
|
||||
numberOfPages: 1,
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||||
url: 'compressed.tracemonkey-pldi-09.pdf',
|
||||
pageNumber: 1,
|
||||
numberOfPages: 1,
|
||||
|
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scale: 1.0,
|
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scale: 1.0,
|
||||
|
||||
pageWidth: function() {
|
||||
return 816 * PDFViewer.scale;
|
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},
|
||||
pageWidth: function() {
|
||||
return 816 * PDFViewer.scale;
|
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},
|
||||
|
||||
pageHeight: function() {
|
||||
return 1056 * PDFViewer.scale;
|
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},
|
||||
pageHeight: function() {
|
||||
return 1056 * PDFViewer.scale;
|
||||
},
|
||||
|
||||
lastPagesDrawn: [],
|
||||
lastPagesDrawn: [],
|
||||
|
||||
visiblePages: function() {
|
||||
var pageHeight = PDFViewer.pageHeight() + 20; // Add 20 for the margins.
|
||||
var windowTop = window.pageYOffset;
|
||||
var windowBottom = window.pageYOffset + window.innerHeight;
|
||||
var pageStartIndex = Math.floor(windowTop / pageHeight);
|
||||
var pageStopIndex = Math.ceil(windowBottom / pageHeight);
|
||||
visiblePages: function() {
|
||||
var pageHeight = PDFViewer.pageHeight() + 20; // Add 20 for the margins.
|
||||
var windowTop = window.pageYOffset;
|
||||
var windowBottom = window.pageYOffset + window.innerHeight;
|
||||
var pageStartIndex = Math.floor(windowTop / pageHeight);
|
||||
var pageStopIndex = Math.ceil(windowBottom / pageHeight);
|
||||
|
||||
var pages = [];
|
||||
var pages = [];
|
||||
|
||||
for (var i = pageStartIndex; i <= pageStopIndex; i++) {
|
||||
pages.push(i + 1);
|
||||
}
|
||||
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||||
return pages;
|
||||
},
|
||||
|
||||
createPage: function(num) {
|
||||
var anchor = document.createElement('a');
|
||||
anchor.name = '' + num;
|
||||
|
||||
var div = document.createElement('div');
|
||||
div.id = 'pageContainer' + num;
|
||||
div.className = 'page';
|
||||
div.style.width = PDFViewer.pageWidth() + 'px';
|
||||
div.style.height = PDFViewer.pageHeight() + 'px';
|
||||
|
||||
PDFViewer.element.appendChild(anchor);
|
||||
PDFViewer.element.appendChild(div);
|
||||
},
|
||||
|
||||
removePage: function(num) {
|
||||
var div = document.getElementById('pageContainer' + num);
|
||||
|
||||
if (div) {
|
||||
while (div.hasChildNodes()) {
|
||||
div.removeChild(div.firstChild);
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
drawPage: function(num) {
|
||||
if (!PDFViewer.pdf) {
|
||||
return;
|
||||
}
|
||||
|
||||
var div = document.getElementById('pageContainer' + num);
|
||||
var canvas = document.createElement('canvas');
|
||||
|
||||
if (div && !div.hasChildNodes()) {
|
||||
div.appendChild(canvas);
|
||||
|
||||
var page = PDFViewer.pdf.getPage(num);
|
||||
|
||||
canvas.id = 'page' + num;
|
||||
canvas.mozOpaque = true;
|
||||
|
||||
// Canvas dimensions must be specified in CSS pixels. CSS pixels
|
||||
// are always 96 dpi. These dimensions are 8.5in x 11in at 96dpi.
|
||||
canvas.width = PDFViewer.pageWidth();
|
||||
canvas.height = PDFViewer.pageHeight();
|
||||
|
||||
var ctx = canvas.getContext('2d');
|
||||
ctx.save();
|
||||
ctx.fillStyle = 'rgb(255, 255, 255)';
|
||||
ctx.fillRect(0, 0, canvas.width, canvas.height);
|
||||
ctx.restore();
|
||||
|
||||
var gfx = new CanvasGraphics(ctx);
|
||||
var fonts = [];
|
||||
|
||||
// page.compile will collect all fonts for us, once we have loaded them
|
||||
// we can trigger the actual page rendering with page.display
|
||||
page.compile(gfx, fonts);
|
||||
|
||||
var areFontsReady = true;
|
||||
|
||||
// Inspect fonts and translate the missing one
|
||||
var fontCount = fonts.length;
|
||||
|
||||
for (var i = 0; i < fontCount; i++) {
|
||||
var font = fonts[i];
|
||||
|
||||
if (Fonts[font.name]) {
|
||||
areFontsReady = areFontsReady && !Fonts[font.name].loading;
|
||||
continue;
|
||||
}
|
||||
|
||||
new Font(font.name, font.file, font.properties);
|
||||
|
||||
areFontsReady = false;
|
||||
}
|
||||
|
||||
var pageInterval;
|
||||
|
||||
var delayLoadFont = function() {
|
||||
for (var i = 0; i < fontCount; i++) {
|
||||
if (Fonts[font.name].loading) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
clearInterval(pageInterval);
|
||||
|
||||
while (div.hasChildNodes()) {
|
||||
div.removeChild(div.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.drawPage(num);
|
||||
}
|
||||
|
||||
if (!areFontsReady) {
|
||||
pageInterval = setInterval(delayLoadFont, 10);
|
||||
return;
|
||||
}
|
||||
|
||||
page.display(gfx);
|
||||
}
|
||||
},
|
||||
|
||||
changeScale: function(num) {
|
||||
while (PDFViewer.element.hasChildNodes()) {
|
||||
PDFViewer.element.removeChild(PDFViewer.element.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.scale = num / 100;
|
||||
|
||||
var i;
|
||||
|
||||
if (PDFViewer.pdf) {
|
||||
for (i = 1; i <= PDFViewer.numberOfPages; i++) {
|
||||
PDFViewer.createPage(i);
|
||||
}
|
||||
|
||||
if (PDFViewer.numberOfPages > 0) {
|
||||
PDFViewer.drawPage(1);
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; i < PDFViewer.scaleSelect.childNodes; i++) {
|
||||
var option = PDFViewer.scaleSelect.childNodes[i];
|
||||
|
||||
if (option.value == num) {
|
||||
if (!option.selected) {
|
||||
option.selected = 'selected';
|
||||
}
|
||||
} else {
|
||||
if (option.selected) {
|
||||
option.removeAttribute('selected');
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
PDFViewer.scaleSelect.value = Math.floor(PDFViewer.scale * 100) + '%';
|
||||
},
|
||||
|
||||
goToPage: function(num) {
|
||||
if (1 <= num && num <= PDFViewer.numberOfPages) {
|
||||
PDFViewer.pageNumber = num;
|
||||
PDFViewer.pageNumberInput.value = PDFViewer.pageNumber;
|
||||
PDFViewer.willJumpToPage = true;
|
||||
|
||||
document.location.hash = PDFViewer.pageNumber;
|
||||
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ?
|
||||
'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ?
|
||||
'disabled' : '';
|
||||
}
|
||||
},
|
||||
|
||||
goToPreviousPage: function() {
|
||||
if (PDFViewer.pageNumber > 1) {
|
||||
PDFViewer.goToPage(--PDFViewer.pageNumber);
|
||||
}
|
||||
},
|
||||
|
||||
goToNextPage: function() {
|
||||
if (PDFViewer.pageNumber < PDFViewer.numberOfPages) {
|
||||
PDFViewer.goToPage(++PDFViewer.pageNumber);
|
||||
}
|
||||
},
|
||||
|
||||
openURL: function(url) {
|
||||
PDFViewer.url = url;
|
||||
document.title = url;
|
||||
|
||||
var req = new XMLHttpRequest();
|
||||
req.open('GET', url);
|
||||
req.mozResponseType = req.responseType = 'arraybuffer';
|
||||
req.expected = (document.URL.indexOf('file:') === 0) ? 0 : 200;
|
||||
|
||||
req.onreadystatechange = function() {
|
||||
if (req.readyState === 4 && req.status === req.expected) {
|
||||
var data = req.mozResponseArrayBuffer ||
|
||||
req.mozResponse ||
|
||||
req.responseArrayBuffer ||
|
||||
req.response;
|
||||
|
||||
PDFViewer.readPDF(data);
|
||||
}
|
||||
};
|
||||
|
||||
req.send(null);
|
||||
},
|
||||
|
||||
readPDF: function(data) {
|
||||
while (PDFViewer.element.hasChildNodes()) {
|
||||
PDFViewer.element.removeChild(PDFViewer.element.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.pdf = new PDFDoc(new Stream(data));
|
||||
PDFViewer.numberOfPages = PDFViewer.pdf.numPages;
|
||||
document.getElementById('numPages').innerHTML = PDFViewer.numberOfPages.toString();
|
||||
|
||||
for (var i = 1; i <= PDFViewer.numberOfPages; i++) {
|
||||
PDFViewer.createPage(i);
|
||||
}
|
||||
|
||||
if (PDFViewer.numberOfPages > 0) {
|
||||
PDFViewer.drawPage(1);
|
||||
document.location.hash = 1;
|
||||
}
|
||||
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ?
|
||||
'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ?
|
||||
'disabled' : '';
|
||||
for (var i = pageStartIndex; i <= pageStopIndex; i++) {
|
||||
pages.push(i + 1);
|
||||
}
|
||||
|
||||
return pages;
|
||||
},
|
||||
|
||||
createPage: function(num) {
|
||||
var anchor = document.createElement('a');
|
||||
anchor.name = '' + num;
|
||||
|
||||
var div = document.createElement('div');
|
||||
div.id = 'pageContainer' + num;
|
||||
div.className = 'page';
|
||||
div.style.width = PDFViewer.pageWidth() + 'px';
|
||||
div.style.height = PDFViewer.pageHeight() + 'px';
|
||||
|
||||
PDFViewer.element.appendChild(anchor);
|
||||
PDFViewer.element.appendChild(div);
|
||||
},
|
||||
|
||||
removePage: function(num) {
|
||||
var div = document.getElementById('pageContainer' + num);
|
||||
|
||||
if (div) {
|
||||
while (div.hasChildNodes()) {
|
||||
div.removeChild(div.firstChild);
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
drawPage: function(num) {
|
||||
if (!PDFViewer.pdf) {
|
||||
return;
|
||||
}
|
||||
|
||||
var div = document.getElementById('pageContainer' + num);
|
||||
var canvas = document.createElement('canvas');
|
||||
|
||||
if (div && !div.hasChildNodes()) {
|
||||
div.appendChild(canvas);
|
||||
|
||||
var page = PDFViewer.pdf.getPage(num);
|
||||
|
||||
canvas.id = 'page' + num;
|
||||
canvas.mozOpaque = true;
|
||||
|
||||
// Canvas dimensions must be specified in CSS pixels. CSS pixels
|
||||
// are always 96 dpi. These dimensions are 8.5in x 11in at 96dpi.
|
||||
canvas.width = PDFViewer.pageWidth();
|
||||
canvas.height = PDFViewer.pageHeight();
|
||||
|
||||
var ctx = canvas.getContext('2d');
|
||||
ctx.save();
|
||||
ctx.fillStyle = 'rgb(255, 255, 255)';
|
||||
ctx.fillRect(0, 0, canvas.width, canvas.height);
|
||||
ctx.restore();
|
||||
|
||||
var gfx = new CanvasGraphics(ctx);
|
||||
var fonts = [];
|
||||
|
||||
// page.compile will collect all fonts for us, once we have loaded them
|
||||
// we can trigger the actual page rendering with page.display
|
||||
page.compile(gfx, fonts);
|
||||
|
||||
var areFontsReady = true;
|
||||
|
||||
// Inspect fonts and translate the missing one
|
||||
var fontCount = fonts.length;
|
||||
|
||||
for (var i = 0; i < fontCount; i++) {
|
||||
var font = fonts[i];
|
||||
|
||||
if (Fonts[font.name]) {
|
||||
areFontsReady = areFontsReady && !Fonts[font.name].loading;
|
||||
continue;
|
||||
}
|
||||
|
||||
new Font(font.name, font.file, font.properties);
|
||||
|
||||
areFontsReady = false;
|
||||
}
|
||||
|
||||
var pageInterval;
|
||||
|
||||
var delayLoadFont = function() {
|
||||
for (var i = 0; i < fontCount; i++) {
|
||||
if (Fonts[font.name].loading) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
clearInterval(pageInterval);
|
||||
|
||||
while (div.hasChildNodes()) {
|
||||
div.removeChild(div.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.drawPage(num);
|
||||
}
|
||||
|
||||
if (!areFontsReady) {
|
||||
pageInterval = setInterval(delayLoadFont, 10);
|
||||
return;
|
||||
}
|
||||
|
||||
page.display(gfx);
|
||||
}
|
||||
},
|
||||
|
||||
changeScale: function(num) {
|
||||
while (PDFViewer.element.hasChildNodes()) {
|
||||
PDFViewer.element.removeChild(PDFViewer.element.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.scale = num / 100;
|
||||
|
||||
var i;
|
||||
|
||||
if (PDFViewer.pdf) {
|
||||
for (i = 1; i <= PDFViewer.numberOfPages; i++) {
|
||||
PDFViewer.createPage(i);
|
||||
}
|
||||
|
||||
if (PDFViewer.numberOfPages > 0) {
|
||||
PDFViewer.drawPage(1);
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; i < PDFViewer.scaleSelect.childNodes; i++) {
|
||||
var option = PDFViewer.scaleSelect.childNodes[i];
|
||||
|
||||
if (option.value == num) {
|
||||
if (!option.selected) {
|
||||
option.selected = 'selected';
|
||||
}
|
||||
} else {
|
||||
if (option.selected) {
|
||||
option.removeAttribute('selected');
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
PDFViewer.scaleSelect.value = Math.floor(PDFViewer.scale * 100) + '%';
|
||||
},
|
||||
|
||||
goToPage: function(num) {
|
||||
if (1 <= num && num <= PDFViewer.numberOfPages) {
|
||||
PDFViewer.pageNumber = num;
|
||||
PDFViewer.pageNumberInput.value = PDFViewer.pageNumber;
|
||||
PDFViewer.willJumpToPage = true;
|
||||
|
||||
document.location.hash = PDFViewer.pageNumber;
|
||||
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ? 'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ? 'disabled' : '';
|
||||
}
|
||||
},
|
||||
|
||||
goToPreviousPage: function() {
|
||||
if (PDFViewer.pageNumber > 1) {
|
||||
PDFViewer.goToPage(--PDFViewer.pageNumber);
|
||||
}
|
||||
},
|
||||
|
||||
goToNextPage: function() {
|
||||
if (PDFViewer.pageNumber < PDFViewer.numberOfPages) {
|
||||
PDFViewer.goToPage(++PDFViewer.pageNumber);
|
||||
}
|
||||
},
|
||||
|
||||
openURL: function(url) {
|
||||
PDFViewer.url = url;
|
||||
document.title = url;
|
||||
|
||||
var req = new XMLHttpRequest();
|
||||
req.open('GET', url);
|
||||
req.mozResponseType = req.responseType = 'arraybuffer';
|
||||
req.expected = (document.URL.indexOf('file:') === 0) ? 0 : 200;
|
||||
|
||||
req.onreadystatechange = function() {
|
||||
if (req.readyState === 4 && req.status === req.expected) {
|
||||
var data = req.mozResponseArrayBuffer || req.mozResponse || req.responseArrayBuffer || req.response;
|
||||
|
||||
PDFViewer.readPDF(data);
|
||||
}
|
||||
};
|
||||
|
||||
req.send(null);
|
||||
},
|
||||
|
||||
readPDF: function(data) {
|
||||
while (PDFViewer.element.hasChildNodes()) {
|
||||
PDFViewer.element.removeChild(PDFViewer.element.firstChild);
|
||||
}
|
||||
|
||||
PDFViewer.pdf = new PDFDoc(new Stream(data));
|
||||
PDFViewer.numberOfPages = PDFViewer.pdf.numPages;
|
||||
document.getElementById('numPages').innerHTML = PDFViewer.numberOfPages.toString();
|
||||
|
||||
for (var i = 1; i <= PDFViewer.numberOfPages; i++) {
|
||||
PDFViewer.createPage(i);
|
||||
}
|
||||
|
||||
if (PDFViewer.numberOfPages > 0) {
|
||||
PDFViewer.drawPage(1);
|
||||
document.location.hash = 1;
|
||||
}
|
||||
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ? 'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ? 'disabled' : '';
|
||||
}
|
||||
};
|
||||
|
||||
window.onload = function() {
|
||||
|
||||
// Parse the URL query parameters into a cached object.
|
||||
PDFViewer.queryParams = function() {
|
||||
var qs = window.location.search.substring(1);
|
||||
var kvs = qs.split('&');
|
||||
var params = {};
|
||||
for (var i = 0; i < kvs.length; ++i) {
|
||||
var kv = kvs[i].split('=');
|
||||
params[unescape(kv[0])] = unescape(kv[1]);
|
||||
}
|
||||
// Parse the URL query parameters into a cached object.
|
||||
PDFViewer.queryParams = function() {
|
||||
var qs = window.location.search.substring(1);
|
||||
var kvs = qs.split('&');
|
||||
var params = {};
|
||||
|
||||
return params;
|
||||
}();
|
||||
|
||||
PDFViewer.element = document.getElementById('viewer');
|
||||
|
||||
PDFViewer.pageNumberInput = document.getElementById('pageNumber');
|
||||
PDFViewer.pageNumberInput.onkeydown = function(evt) {
|
||||
var charCode = evt.charCode || evt.keyCode;
|
||||
|
||||
// Up arrow key.
|
||||
if (charCode === 38) {
|
||||
PDFViewer.goToNextPage();
|
||||
this.select();
|
||||
}
|
||||
|
||||
// Down arrow key.
|
||||
else if (charCode === 40) {
|
||||
PDFViewer.goToPreviousPage();
|
||||
this.select();
|
||||
}
|
||||
|
||||
// All other non-numeric keys (excluding Left arrow, Right arrow,
|
||||
// Backspace, and Delete keys).
|
||||
else if ((charCode < 48 || charCode > 57) &&
|
||||
charCode !== 8 && // Backspace
|
||||
charCode !== 46 && // Delete
|
||||
charCode !== 37 && // Left arrow
|
||||
charCode !== 39 // Right arrow
|
||||
) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
};
|
||||
PDFViewer.pageNumberInput.onkeyup = function(evt) {
|
||||
var charCode = evt.charCode || evt.keyCode;
|
||||
|
||||
// All numeric keys, Backspace, and Delete.
|
||||
if ((charCode >= 48 && charCode <= 57) ||
|
||||
charCode === 8 || // Backspace
|
||||
charCode === 46 // Delete
|
||||
) {
|
||||
PDFViewer.goToPage(this.value);
|
||||
}
|
||||
|
||||
this.focus();
|
||||
};
|
||||
|
||||
PDFViewer.previousPageButton = document.getElementById('previousPageButton');
|
||||
PDFViewer.previousPageButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.goToPreviousPage();
|
||||
}
|
||||
};
|
||||
PDFViewer.previousPageButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
PDFViewer.previousPageButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
PDFViewer.previousPageButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.nextPageButton = document.getElementById('nextPageButton');
|
||||
PDFViewer.nextPageButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.goToNextPage();
|
||||
}
|
||||
};
|
||||
PDFViewer.nextPageButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
PDFViewer.nextPageButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
PDFViewer.nextPageButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.scaleSelect = document.getElementById('scaleSelect');
|
||||
PDFViewer.scaleSelect.onchange = function(evt) {
|
||||
PDFViewer.changeScale(parseInt(this.value));
|
||||
};
|
||||
|
||||
if (window.File && window.FileReader && window.FileList && window.Blob) {
|
||||
var openFileButton = document.getElementById('openFileButton');
|
||||
openFileButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.fileInput.click();
|
||||
}
|
||||
};
|
||||
openFileButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
openFileButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
openFileButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.fileInput = document.getElementById('fileInput');
|
||||
PDFViewer.fileInput.onchange = function(evt) {
|
||||
var files = evt.target.files;
|
||||
|
||||
if (files.length > 0) {
|
||||
var file = files[0];
|
||||
var fileReader = new FileReader();
|
||||
|
||||
document.title = file.name;
|
||||
|
||||
// Read the local file into a Uint8Array.
|
||||
fileReader.onload = function(evt) {
|
||||
var data = evt.target.result;
|
||||
var buffer = new ArrayBuffer(data.length);
|
||||
var uint8Array = new Uint8Array(buffer);
|
||||
|
||||
for (var i = 0; i < data.length; i++) {
|
||||
uint8Array[i] = data.charCodeAt(i);
|
||||
}
|
||||
|
||||
PDFViewer.readPDF(uint8Array);
|
||||
};
|
||||
|
||||
// Read as a binary string since "readAsArrayBuffer" is not yet
|
||||
// implemented in Firefox.
|
||||
fileReader.readAsBinaryString(file);
|
||||
}
|
||||
};
|
||||
PDFViewer.fileInput.value = null;
|
||||
} else {
|
||||
document.getElementById('fileWrapper').style.display = 'none';
|
||||
for (var i = 0; i < kvs.length; ++i) {
|
||||
var kv = kvs[i].split('=');
|
||||
params[unescape(kv[0])] = unescape(kv[1]);
|
||||
}
|
||||
|
||||
PDFViewer.pageNumber = parseInt(PDFViewer.queryParams.page) || PDFViewer.pageNumber;
|
||||
PDFViewer.scale = parseInt(PDFViewer.scaleSelect.value) / 100 || 1.0;
|
||||
return params;
|
||||
}();
|
||||
|
||||
PDFViewer.openURL(PDFViewer.queryParams.file || PDFViewer.url);
|
||||
PDFViewer.element = document.getElementById('viewer');
|
||||
|
||||
window.onscroll = function(evt) {
|
||||
var lastPagesDrawn = PDFViewer.lastPagesDrawn;
|
||||
var visiblePages = PDFViewer.visiblePages();
|
||||
PDFViewer.pageNumberInput = document.getElementById('pageNumber');
|
||||
PDFViewer.pageNumberInput.onkeydown = function(evt) {
|
||||
var charCode = evt.charCode || evt.keyCode;
|
||||
|
||||
var pagesToDraw = [];
|
||||
var pagesToKeep = [];
|
||||
var pagesToRemove = [];
|
||||
// Up arrow key.
|
||||
if (charCode === 38) {
|
||||
PDFViewer.goToNextPage();
|
||||
this.select();
|
||||
}
|
||||
|
||||
var i;
|
||||
// Down arrow key.
|
||||
else if (charCode === 40) {
|
||||
PDFViewer.goToPreviousPage();
|
||||
this.select();
|
||||
}
|
||||
|
||||
// Determine which visible pages were not previously drawn.
|
||||
for (i = 0; i < visiblePages.length; i++) {
|
||||
if (lastPagesDrawn.indexOf(visiblePages[i]) === -1) {
|
||||
pagesToDraw.push(visiblePages[i]);
|
||||
PDFViewer.drawPage(visiblePages[i]);
|
||||
} else {
|
||||
pagesToKeep.push(visiblePages[i]);
|
||||
}
|
||||
}
|
||||
// All other non-numeric keys (excluding Left arrow, Right arrow,
|
||||
// Backspace, and Delete keys).
|
||||
else if ((charCode < 48 || charCode > 57) &&
|
||||
charCode !== 8 && // Backspace
|
||||
charCode !== 46 && // Delete
|
||||
charCode !== 37 && // Left arrow
|
||||
charCode !== 39 // Right arrow
|
||||
) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Determine which previously drawn pages are no longer visible.
|
||||
for (i = 0; i < lastPagesDrawn.length; i++) {
|
||||
if (visiblePages.indexOf(lastPagesDrawn[i]) === -1) {
|
||||
pagesToRemove.push(lastPagesDrawn[i]);
|
||||
PDFViewer.removePage(lastPagesDrawn[i]);
|
||||
}
|
||||
}
|
||||
return true;
|
||||
};
|
||||
PDFViewer.pageNumberInput.onkeyup = function(evt) {
|
||||
var charCode = evt.charCode || evt.keyCode;
|
||||
|
||||
PDFViewer.lastPagesDrawn = pagesToDraw.concat(pagesToKeep);
|
||||
// All numeric keys, Backspace, and Delete.
|
||||
if ((charCode >= 48 && charCode <= 57) ||
|
||||
charCode === 8 || // Backspace
|
||||
charCode === 46 // Delete
|
||||
) {
|
||||
PDFViewer.goToPage(this.value);
|
||||
}
|
||||
|
||||
// Update the page number input with the current page number.
|
||||
if (!PDFViewer.willJumpToPage && visiblePages.length > 0) {
|
||||
PDFViewer.pageNumber = PDFViewer.pageNumberInput.value = visiblePages[0];
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ?
|
||||
'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ?
|
||||
'disabled' : '';
|
||||
} else {
|
||||
PDFViewer.willJumpToPage = false;
|
||||
}
|
||||
this.focus();
|
||||
};
|
||||
|
||||
PDFViewer.previousPageButton = document.getElementById('previousPageButton');
|
||||
PDFViewer.previousPageButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.goToPreviousPage();
|
||||
}
|
||||
};
|
||||
PDFViewer.previousPageButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
PDFViewer.previousPageButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
PDFViewer.previousPageButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.nextPageButton = document.getElementById('nextPageButton');
|
||||
PDFViewer.nextPageButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.goToNextPage();
|
||||
}
|
||||
};
|
||||
PDFViewer.nextPageButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
PDFViewer.nextPageButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
PDFViewer.nextPageButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.scaleSelect = document.getElementById('scaleSelect');
|
||||
PDFViewer.scaleSelect.onchange = function(evt) {
|
||||
PDFViewer.changeScale(parseInt(this.value));
|
||||
};
|
||||
|
||||
if (window.File && window.FileReader && window.FileList && window.Blob) {
|
||||
var openFileButton = document.getElementById('openFileButton');
|
||||
openFileButton.onclick = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
PDFViewer.fileInput.click();
|
||||
}
|
||||
};
|
||||
openFileButton.onmousedown = function(evt) {
|
||||
if (this.className.indexOf('disabled') === -1) {
|
||||
this.className = 'down';
|
||||
}
|
||||
};
|
||||
openFileButton.onmouseup = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
openFileButton.onmouseout = function(evt) {
|
||||
this.className = (this.className.indexOf('disabled') !== -1) ? 'disabled' : '';
|
||||
};
|
||||
|
||||
PDFViewer.fileInput = document.getElementById('fileInput');
|
||||
PDFViewer.fileInput.onchange = function(evt) {
|
||||
var files = evt.target.files;
|
||||
|
||||
if (files.length > 0) {
|
||||
var file = files[0];
|
||||
var fileReader = new FileReader();
|
||||
|
||||
document.title = file.name;
|
||||
|
||||
// Read the local file into a Uint8Array.
|
||||
fileReader.onload = function(evt) {
|
||||
var data = evt.target.result;
|
||||
var buffer = new ArrayBuffer(data.length);
|
||||
var uint8Array = new Uint8Array(buffer);
|
||||
|
||||
for (var i = 0; i < data.length; i++) {
|
||||
uint8Array[i] = data.charCodeAt(i);
|
||||
}
|
||||
|
||||
PDFViewer.readPDF(uint8Array);
|
||||
};
|
||||
|
||||
// Read as a binary string since "readAsArrayBuffer" is not yet
|
||||
// implemented in Firefox.
|
||||
fileReader.readAsBinaryString(file);
|
||||
}
|
||||
};
|
||||
PDFViewer.fileInput.value = null;
|
||||
} else {
|
||||
document.getElementById('fileWrapper').style.display = 'none';
|
||||
}
|
||||
|
||||
PDFViewer.pageNumber = parseInt(PDFViewer.queryParams.page) || PDFViewer.pageNumber;
|
||||
PDFViewer.scale = parseInt(PDFViewer.scaleSelect.value) / 100 || 1.0;
|
||||
|
||||
PDFViewer.openURL(PDFViewer.queryParams.file || PDFViewer.url);
|
||||
|
||||
window.onscroll = function(evt) {
|
||||
var lastPagesDrawn = PDFViewer.lastPagesDrawn;
|
||||
var visiblePages = PDFViewer.visiblePages();
|
||||
|
||||
var pagesToDraw = [];
|
||||
var pagesToKeep = [];
|
||||
var pagesToRemove = [];
|
||||
|
||||
var i;
|
||||
|
||||
// Determine which visible pages were not previously drawn.
|
||||
for (i = 0; i < visiblePages.length; i++) {
|
||||
if (lastPagesDrawn.indexOf(visiblePages[i]) === -1) {
|
||||
pagesToDraw.push(visiblePages[i]);
|
||||
PDFViewer.drawPage(visiblePages[i]);
|
||||
} else {
|
||||
pagesToKeep.push(visiblePages[i]);
|
||||
}
|
||||
}
|
||||
|
||||
// Determine which previously drawn pages are no longer visible.
|
||||
for (i = 0; i < lastPagesDrawn.length; i++) {
|
||||
if (visiblePages.indexOf(lastPagesDrawn[i]) === -1) {
|
||||
pagesToRemove.push(lastPagesDrawn[i]);
|
||||
PDFViewer.removePage(lastPagesDrawn[i]);
|
||||
}
|
||||
}
|
||||
|
||||
PDFViewer.lastPagesDrawn = pagesToDraw.concat(pagesToKeep);
|
||||
|
||||
// Update the page number input with the current page number.
|
||||
if (!PDFViewer.willJumpToPage && visiblePages.length > 0) {
|
||||
PDFViewer.pageNumber = PDFViewer.pageNumberInput.value = visiblePages[0];
|
||||
PDFViewer.previousPageButton.className = (PDFViewer.pageNumber === 1) ? 'disabled' : '';
|
||||
PDFViewer.nextPageButton.className = (PDFViewer.pageNumber === PDFViewer.numberOfPages) ? 'disabled' : '';
|
||||
} else {
|
||||
PDFViewer.willJumpToPage = false;
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user