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Merge pull request #53 from iaomw/iOS9ES5
Use ES5 code for iOS9
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -160,4 +160,3 @@ th, td { | |
| padding: 4px; | ||
| border: 1px solid currentColor; | ||
| } | ||
| /*# sourceMappingURL=ReadiumCSS-default.css.map */ | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| // Notify native code that the page has loaded. | ||
| window.addEventListener("load", function(){ // on page load | ||
| // Notify native code that the page is loaded. | ||
| webkit.messageHandlers.didLoad.postMessage(""); | ||
| }, false); | ||
|
|
||
| var last_known_scroll_position = 0; | ||
| var ticking = false; | ||
|
|
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| // Position in range [0 - 1]. | ||
| var update = function(position) { | ||
| var positionString = position.toString() | ||
| webkit.messageHandlers.updateProgression.postMessage(positionString); | ||
| }; | ||
|
|
||
| window.addEventListener('scroll', function(e) { | ||
| last_known_scroll_position = window.scrollX / document.getElementsByTagName("body")[0].scrollWidth; | ||
| if (!ticking) { | ||
| window.requestAnimationFrame(function() { | ||
| update(last_known_scroll_position); | ||
| ticking = false; | ||
| }); | ||
| } | ||
| ticking = true; | ||
| }); | ||
|
|
||
| // Scroll to the given TagId in document and snap. | ||
| var scrollToId = function(id) { | ||
| var element = document.getElementById(id); | ||
| var elementOffset = element.scrollLeft // element.getBoundingClientRect().left works for Gutenbergs books | ||
| var offset = window.scrollX + elementOffset; | ||
|
|
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| document.body.scrollLeft = snapOffset(offset); | ||
| }; | ||
|
|
||
| // Position must be in the range [0 - 1], 0-100%. | ||
| var scrollToPosition = function(position) { | ||
| console.log("ScrollToPosition"); | ||
| if ((position < 0) || (position > 1)) { | ||
| console.log("InvalidPosition"); | ||
| return; | ||
| } | ||
| var offset = document.getElementsByTagName("body")[0].scrollWidth * position; | ||
|
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| console.log("ScrollToOffset", offset); | ||
| document.body.scrollLeft = snapOffset(offset); | ||
| }; | ||
|
|
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| var scrollLeft = function() { | ||
| var offset = window.scrollX - maxScreenX; | ||
|
|
||
| if (offset >= 0) { | ||
| document.body.scrollLeft = offset; | ||
| return 0; | ||
| } else { | ||
| document.body.scrollLeft = 0; | ||
| return "edge"; // Need to previousDocument. | ||
| } | ||
| }; | ||
|
|
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| var scrollRight = function() { | ||
| var offset = window.scrollX + maxScreenX; | ||
| var scrollWidth = document.getElementsByTagName("body")[0].scrollWidth; | ||
|
|
||
| if (offset < scrollWidth) { | ||
| document.body.scrollLeft = offset; | ||
| return 0; | ||
| } else { | ||
| document.body.scrollLeft = scrollWidth; | ||
| return "edge"; // Need to nextDocument. | ||
| } | ||
| }; | ||
|
|
||
| // Snap the offset to the screen width (page width). | ||
| var snapOffset = function(offset) { | ||
| var value = offset + 1; | ||
|
|
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| return value - (value % maxScreenX); | ||
| }; | ||
|
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| /// User Settings. | ||
|
|
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| // For setting user setting. | ||
| var setProperty = function(key, value) { | ||
| var root = document.documentElement; | ||
|
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| root.style.setProperty(key, value); | ||
| }; | ||
|
|
||
| // For removing user setting. | ||
| var removeProperty = function(key) { | ||
| var root = document.documentElement; | ||
|
|
||
| root.style.removeProperty(key); | ||
| }; |
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