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Code Issues Projects Releases Wiki Activity

mostly superficial formating. removing $.Strings and putting it directly in $. more clean up of the Drawer update related functions

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This commit is contained in:
thatcher 2012-01-23 22:48:45 -05:00
parent bc50a7df04
commit a8730a9f00
17 changed files with 826 additions and 624 deletions
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2
build.properties
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@ -6,7 +6,7 @@
PROJECT: openseadragon PROJECT: openseadragon
BUILD_MAJOR: 0 BUILD_MAJOR: 0
BUILD_MINOR: 8 BUILD_MINOR: 8
BUILD_ID: 20 BUILD_ID: 22
BUILD: ${PROJECT}.${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID} BUILD: ${PROJECT}.${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID}
VERSION: ${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID} VERSION: ${BUILD_MAJOR}.${BUILD_MINOR}.${BUILD_ID}

725
openseadragon.js
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File diff suppressed because it is too large Load Diff

66
src/button.js
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@ -22,27 +22,28 @@ $.Button = function( options ) {
//TODO: make button elements accessible by making them a-tags //TODO: make button elements accessible by making them a-tags
// maybe even consider basing them on the element and adding // maybe even consider basing them on the element and adding
// methods jquery-style. // methods jquery-style.
this.element = options.element || $.makeNeutralElement("span"); this.element = options.element || $.makeNeutralElement( "a" );
this.element.href = '#';
this.config = options.config; this.config = options.config;
if ( options.onPress != undefined ){ if ( options.onPress ){
this.addHandler("onPress", options.onPress ); this.addHandler( "onPress", options.onPress );
} }
if ( options.onRelease != undefined ){ if ( options.onRelease ){
this.addHandler("onRelease", options.onRelease ); this.addHandler( "onRelease", options.onRelease );
} }
if ( options.onClick != undefined ){ if ( options.onClick ){
this.addHandler("onClick", options.onClick ); this.addHandler( "onClick", options.onClick );
} }
if ( options.onEnter != undefined ){ if ( options.onEnter ){
this.addHandler("onEnter", options.onEnter ); this.addHandler( "onEnter", options.onEnter );
} }
if ( options.onExit != undefined ){ if ( options.onExit ){
this.addHandler("onExit", options.onExit ); this.addHandler( "onExit", options.onExit );
} }
this.currentState = $.ButtonState.GROUP; this.currentState = $.ButtonState.GROUP;
this.tracker = new $.MouseTracker( this.tracker = new $.MouseTracker(
this.element, this.element,
this.config.clickTimeThreshold, this.config.clickTimeThreshold,
this.config.clickDistThreshold this.config.clickDistThreshold
@ -66,10 +67,10 @@ $.Button = function( options ) {
this.element.appendChild( this.imgHover ); this.element.appendChild( this.imgHover );
this.element.appendChild( this.imgDown ); this.element.appendChild( this.imgDown );
var styleRest = this.imgRest.style; var styleRest = this.imgRest.style,
var styleGroup = this.imgGroup.style; styleGroup = this.imgGroup.style,
var styleHover = this.imgHover.style; styleHover = this.imgHover.style,
var styleDown = this.imgDown.style; styleDown = this.imgDown.style;
styleGroup.position = styleGroup.position =
styleHover.position = styleHover.position =
@ -100,7 +101,7 @@ $.Button = function( options ) {
//TODO - refactor mousetracer next to avoid this extension //TODO - refactor mousetracer next to avoid this extension
$.extend( this.tracker, { $.extend( this.tracker, {
enterHandler: function(tracker, position, buttonDownElmt, buttonDownAny) { enterHandler: function( tracker, position, buttonDownElmt, buttonDownAny ) {
if ( buttonDownElmt ) { if ( buttonDownElmt ) {
inTo( _this, $.ButtonState.DOWN ); inTo( _this, $.ButtonState.DOWN );
_this.raiseEvent( "onEnter", _this ); _this.raiseEvent( "onEnter", _this );
@ -108,17 +109,17 @@ $.Button = function( options ) {
inTo( _this, $.ButtonState.HOVER ); inTo( _this, $.ButtonState.HOVER );
} }
}, },
exitHandler: function(tracker, position, buttonDownElmt, buttonDownAny) { exitHandler: function( tracker, position, buttonDownElmt, buttonDownAny ) {
outTo( _this, $.ButtonState.GROUP ); outTo( _this, $.ButtonState.GROUP );
if ( buttonDownElmt ) { if ( buttonDownElmt ) {
_this.raiseEvent( "onExit", _this ); _this.raiseEvent( "onExit", _this );
} }
}, },
pressHandler: function(tracker, position) { pressHandler: function( tracker, position ) {
inTo( _this, $.ButtonState.DOWN ); inTo( _this, $.ButtonState.DOWN );
_this.raiseEvent( "onPress", _this ); _this.raiseEvent( "onPress", _this );
}, },
releaseHandler: function(tracker, position, insideElmtPress, insideElmtRelease) { releaseHandler: function( tracker, position, insideElmtPress, insideElmtRelease ) {
if ( insideElmtPress && insideElmtRelease ) { if ( insideElmtPress && insideElmtRelease ) {
outTo( _this, $.ButtonState.HOVER ); outTo( _this, $.ButtonState.HOVER );
_this.raiseEvent( "onRelease", _this ); _this.raiseEvent( "onRelease", _this );
@ -128,7 +129,7 @@ $.Button = function( options ) {
inTo( _this, $.ButtonState.HOVER ); inTo( _this, $.ButtonState.HOVER );
} }
}, },
clickHandler: function(tracker, position, quick, shift) { clickHandler: function( tracker, position, quick, shift ) {
if ( quick ) { if ( quick ) {
_this.raiseEvent("onClick", _this); _this.raiseEvent("onClick", _this);
} }
@ -140,12 +141,15 @@ $.Button = function( options ) {
}; };
$.extend( $.Button.prototype, $.EventHandler.prototype, { $.extend( $.Button.prototype, $.EventHandler.prototype, {
notifyGroupEnter: function() { notifyGroupEnter: function() {
inTo( this, $.ButtonState.GROUP ); inTo( this, $.ButtonState.GROUP );
}, },
notifyGroupExit: function() { notifyGroupExit: function() {
outTo( this, $.ButtonState.REST ); outTo( this, $.ButtonState.REST );
} }
}); });
@ -178,7 +182,7 @@ function updateFade( button ) {
function beginFading( button ) { function beginFading( button ) {
button.shouldFade = true; button.shouldFade = true;
button.fadeBeginTime = new Date().getTime() + button.fadeDelay; button.fadeBeginTime = new Date().getTime() + button.fadeDelay;
window.setTimeout(function(){ window.setTimeout( function(){
scheduleFade( button ); scheduleFade( button );
}, button.fadeDelay ); }, button.fadeDelay );
}; };
@ -189,17 +193,20 @@ function stopFading( button ) {
}; };
function inTo( button, newState ) { function inTo( button, newState ) {
if ( newState >= $.ButtonState.GROUP && button.currentState == $.ButtonState.REST ) { if ( newState >= $.ButtonState.GROUP &&
button.currentState == $.ButtonState.REST ) {
stopFading( button ); stopFading( button );
button.currentState = $.ButtonState.GROUP; button.currentState = $.ButtonState.GROUP;
} }
if ( newState >= $.ButtonState.HOVER && button.currentState == $.ButtonState.GROUP ) { if ( newState >= $.ButtonState.HOVER &&
button.currentState == $.ButtonState.GROUP ) {
button.imgHover.style.visibility = ""; button.imgHover.style.visibility = "";
button.currentState = $.ButtonState.HOVER; button.currentState = $.ButtonState.HOVER;
} }
if ( newState >= $.ButtonState.DOWN && button.currentState == $.ButtonState.HOVER ) { if ( newState >= $.ButtonState.DOWN &&
button.currentState == $.ButtonState.HOVER ) {
button.imgDown.style.visibility = ""; button.imgDown.style.visibility = "";
button.currentState = $.ButtonState.DOWN; button.currentState = $.ButtonState.DOWN;
} }
@ -207,17 +214,20 @@ function inTo( button, newState ) {
function outTo( button, newState ) { function outTo( button, newState ) {
if ( newState <= $.ButtonState.HOVER && button.currentState == $.ButtonState.DOWN ) { if ( newState <= $.ButtonState.HOVER &&
button.currentState == $.ButtonState.DOWN ) {
button.imgDown.style.visibility = "hidden"; button.imgDown.style.visibility = "hidden";
button.currentState = $.ButtonState.HOVER; button.currentState = $.ButtonState.HOVER;
} }
if ( newState <= $.ButtonState.GROUP && button.currentState == $.ButtonState.HOVER ) { if ( newState <= $.ButtonState.GROUP &&
button.currentState == $.ButtonState.HOVER ) {
button.imgHover.style.visibility = "hidden"; button.imgHover.style.visibility = "hidden";
button.currentState = $.ButtonState.GROUP; button.currentState = $.ButtonState.GROUP;
} }
if ( button.newState <= $.ButtonState.REST && button.currentState == $.ButtonState.GROUP ) { if ( button.newState <= $.ButtonState.REST &&
button.currentState == $.ButtonState.GROUP ) {
button.beginFading(); button.beginFading();
button.currentState = $.ButtonState.REST; button.currentState = $.ButtonState.REST;
} }

8
src/buttongroup.js
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@ -17,7 +17,7 @@
$.ButtonGroup = function( options ) { $.ButtonGroup = function( options ) {
this.buttons = options.buttons; this.buttons = options.buttons;
this.element = options.group || $.makeNeutralElement("span"); this.element = options.group || $.makeNeutralElement( "span" );
this.config = options.config; this.config = options.config;
this.tracker = new $.MouseTracker( this.tracker = new $.MouseTracker(
this.element, this.element,
@ -38,14 +38,14 @@ $.ButtonGroup = function( options ) {
this.tracker.enter = options.enter || function() { this.tracker.enter = options.enter || function() {
var i; var i;
for ( i = 0; i < _this.buttons.length; i++) { for ( i = 0; i < _this.buttons.length; i++ ) {
_this.buttons[ i ].notifyGroupEnter(); _this.buttons[ i ].notifyGroupEnter();
} }
}; };
this.tracker.exit = options.exit || function() { this.tracker.exit = options.exit || function() {
var i, var i,
buttonDownElmt = arguments.length > 2 ? arguments[2] : null; buttonDownElmt = arguments.length > 2 ? arguments[ 2 ] : null;
if ( !buttonDownElmt ) { if ( !buttonDownElmt ) {
for ( i = 0; i < _this.buttons.length; i++ ) { for ( i = 0; i < _this.buttons.length; i++ ) {
_this.buttons[ i ].notifyGroupExit(); _this.buttons[ i ].notifyGroupExit();
@ -55,7 +55,7 @@ $.ButtonGroup = function( options ) {
this.tracker.release = options.release || function() { this.tracker.release = options.release || function() {
var i, var i,
insideElmtRelease = arguments.length > 3 ? arguments[3] : null; insideElmtRelease = arguments.length > 3 ? arguments[ 3 ] : null;
if ( !insideElmtRelease ) { if ( !insideElmtRelease ) {
for ( i = 0; i < _this.buttons.length; i++ ) { for ( i = 0; i < _this.buttons.length; i++ ) {
_this.buttons[ i ].notifyGroupExit(); _this.buttons[ i ].notifyGroupExit();

43
src/control.js
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@ -10,43 +10,52 @@ $.ControlAnchor = {
BOTTOM_LEFT: 4 BOTTOM_LEFT: 4
}; };
$.Control = function (elmt, anchor, container) { $.Control = function ( elmt, anchor, container ) {
this.elmt = elmt; this.elmt = elmt;
this.anchor = anchor; this.anchor = anchor;
this.container = container; this.container = container;
this.wrapper = $.makeNeutralElement("span"); this.wrapper = $.makeNeutralElement( "span" );
this.wrapper.style.display = "inline-block"; this.wrapper.style.display = "inline-block";
this.wrapper.appendChild(this.elmt); this.wrapper.appendChild( this.elmt );
if (this.anchor == $.ControlAnchor.NONE) { if ( this.anchor == $.ControlAnchor.NONE ) {
// IE6 fix // IE6 fix
this.wrapper.style.width = this.wrapper.style.height = "100%"; this.wrapper.style.width = this.wrapper.style.height = "100%";
} }
if ( this.anchor == $.ControlAnchor.TOP_RIGHT || if ( this.anchor == $.ControlAnchor.TOP_RIGHT ||
this.anchor == $.ControlAnchor.BOTTOM_RIGHT ) { this.anchor == $.ControlAnchor.BOTTOM_RIGHT ) {
this.container.insertBefore(this.wrapper, this.container.firstChild); this.container.insertBefore(
this.wrapper,
this.container.firstChild
);
} else { } else {
this.container.appendChild(this.wrapper); this.container.appendChild( this.wrapper );
} }
}; };
$.Control.prototype = { $.Control.prototype = {
destroy: function() { destroy: function() {
this.wrapper.removeChild(this.elmt); this.wrapper.removeChild( this.elmt );
this.container.removeChild(this.wrapper); this.container.removeChild( this.wrapper );
}, },
isVisible: function() { isVisible: function() {
return this.wrapper.style.display != "none"; return this.wrapper.style.display != "none";
}, },
setVisible: function(visible) {
this.wrapper.style.display = visible ? "inline-block" : "none"; setVisible: function( visible ) {
this.wrapper.style.display = visible ?
"inline-block" :
"none";
}, },
setOpacity: function(opacity) {
if (this.elmt[ $.SIGNAL ] && $.Browser.vendor == $.BROWSERS.IE ) { setOpacity: function( opacity ) {
$.setElementOpacity(this.elmt, opacity, true); if ( this.elmt[ $.SIGNAL ] && $.Browser.vendor == $.BROWSERS.IE ) {
$.setElementOpacity( this.elmt, opacity, true );
} else { } else {
$.setElementOpacity(this.wrapper, opacity, true); $.setElementOpacity( this.wrapper, opacity, true );
} }
} }
}; };

4
src/displayrectangle.js
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@ -7,7 +7,7 @@ $.DisplayRect = function( x, y, width, height, minLevel, maxLevel ) {
this.minLevel = minLevel; this.minLevel = minLevel;
this.maxLevel = maxLevel; this.maxLevel = maxLevel;
} }
$.DisplayRect.prototype = new $.Rect();
$.DisplayRect.prototype.constructor = $.DisplayRect; $.extend( $.DisplayRect.prototype, $.Rect.prototype );
}( OpenSeadragon )); }( OpenSeadragon ));

36
src/drawer.js
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@ -26,7 +26,7 @@ $.Drawer = function(source, viewport, elmt) {
this.container = $.getElement( elmt ); this.container = $.getElement( elmt );
this.canvas = $.makeNeutralElement( USE_CANVAS ? "canvas" : "div" ); this.canvas = $.makeNeutralElement( USE_CANVAS ? "canvas" : "div" );
this.context = USE_CANVAS ? this.canvas.getContext("2d") : null; this.context = USE_CANVAS ? this.canvas.getContext( "2d" ) : null;
this.viewport = viewport; this.viewport = viewport;
this.source = source; this.source = source;
this.config = this.viewport.config; this.config = this.viewport.config;
@ -34,7 +34,7 @@ $.Drawer = function(source, viewport, elmt) {
this.downloading = 0; this.downloading = 0;
this.imageLoaderLimit = this.config.imageLoaderLimit; this.imageLoaderLimit = this.config.imageLoaderLimit;
this.profiler = new $.Profiler(); //this.profiler = new $.Profiler();
this.minLevel = source.minLevel; this.minLevel = source.minLevel;
this.maxLevel = source.maxLevel; this.maxLevel = source.maxLevel;
@ -136,7 +136,7 @@ $.Drawer.prototype = {
); );
}, },
_onTileLoad: function(tile, time, image) { _onTileLoad: function( tile, time, image ) {
var insertionIndex, var insertionIndex,
cutoff, cutoff,
worstTile, worstTile,
@ -151,14 +151,14 @@ $.Drawer.prototype = {
tile.loading = false; tile.loading = false;
if ( this.midUpdate ) { if ( this.midUpdate ) {
$.Debug.error( "Tile load callback in middle of drawing routine." ); $.Debug.warn( "Tile load callback in middle of drawing routine." );
return; return;
} else if ( !image ) { } else if ( !image ) {
$.Debug.log( "Tile " + tile + " failed to load: " + tile.url ); $.Debug.log( "Tile %s failed to load: %s", tile, tile.url );
tile.exists = false; tile.exists = false;
return; return;
} else if ( time < this.lastResetTime ) { } else if ( time < this.lastResetTime ) {
$.Debug.log( "Ignoring tile " + tile + " loaded before reset: " + tile.url ); $.Debug.log( "Ignoring tile %s loaded before reset: %s", tile, tile.url );
return; return;
} }
@ -277,8 +277,9 @@ $.Drawer.prototype = {
*/ */
_setCoverage: function( level, x, y, covers ) { _setCoverage: function( level, x, y, covers ) {
if ( !this.coverage[ level ] ) { if ( !this.coverage[ level ] ) {
$.Debug.error( $.Debug.warn(
"Setting coverage for a tile before its level's coverage has been reset: " + level "Setting coverage for a tile before its level's coverage has been reset: %s",
level
); );
return; return;
} }
@ -403,7 +404,14 @@ $.Drawer.prototype = {
for ( level = highestLevel; level >= lowestLevel; level-- ) { for ( level = highestLevel; level >= lowestLevel; level-- ) {
//TODO //TODO
best = this._drawLevel( level, lowestLevel, viewportTL, viewportBR, currentTime, best ); best = this._drawLevel(
level,
lowestLevel,
viewportTL,
viewportBR,
currentTime,
best
);
//TODO //TODO
if ( this._providesCoverage( level ) ) { if ( this._providesCoverage( level ) ) {
@ -491,8 +499,8 @@ $.Drawer.prototype = {
for ( x = tileTL.x; x <= tileBR.x; x++ ) { for ( x = tileTL.x; x <= tileBR.x; x++ ) {
for ( y = tileTL.y; y <= tileBR.y; y++ ) { for ( y = tileTL.y; y <= tileBR.y; y++ ) {
drawTile = drawLevel;
tile = this._getTile( tile = this._getTile(
level, level,
x, y, x, y,
currentTime, currentTime,
@ -506,6 +514,7 @@ $.Drawer.prototype = {
continue; continue;
} }
drawTile = drawLevel;
if ( haveDrawn && !drawTile ) { if ( haveDrawn && !drawTile ) {
if ( this._isCovered( level, x, y ) ) { if ( this._isCovered( level, x, y ) ) {
this._setCoverage( level, x, y, true ); this._setCoverage( level, x, y, true );
@ -722,7 +731,10 @@ $.Drawer.prototype = {
callback( image ); callback( image );
} catch ( e ) { } catch ( e ) {
$.Debug.error( $.Debug.error(
e.name + " while executing " + src +" callback: " + e.message, "%s while executing %s callback: %s",
e.name,
src,
e.message,
e e
); );
} }

277
src/dzitilesource.js
View File

@ -2,23 +2,26 @@
(function( $ ){ (function( $ ){
$.DziTileSource = function(width, height, tileSize, tileOverlap, tilesUrl, fileFormat, displayRects) { $.DziTileSource = function( width, height, tileSize, tileOverlap, tilesUrl, fileFormat, displayRects ) {
$.TileSource.call(this, width, height, tileSize, tileOverlap, null, null); var i,
rect,
level;
this._levelRects = {}; $.TileSource.call( this, width, height, tileSize, tileOverlap, null, null );
this.tilesUrl = tilesUrl;
this.fileFormat = fileFormat; this._levelRects = {};
this.tilesUrl = tilesUrl;
this.fileFormat = fileFormat;
this.displayRects = displayRects; this.displayRects = displayRects;
if ( this.displayRects ) { if ( this.displayRects ) {
for (var i = this.displayRects.length - 1; i >= 0; i--) { for ( i = this.displayRects.length - 1; i >= 0; i-- ) {
var rect = this.displayRects[i]; rect = this.displayRects[ i ];
for (var level = rect.minLevel; level <= rect.maxLevel; level++) { for ( level = rect.minLevel; level <= rect.maxLevel; level++ ) {
if (!this._levelRects[level]) { if ( !this._levelRects[ level ] ) {
this._levelRects[level] = []; this._levelRects[ level ] = [];
} }
this._levelRects[level].push(rect); this._levelRects[ level ].push( rect );
} }
} }
} }
@ -27,36 +30,43 @@ $.DziTileSource = function(width, height, tileSize, tileOverlap, tilesUrl, fileF
$.extend( $.DziTileSource.prototype, $.TileSource.prototype, { $.extend( $.DziTileSource.prototype, $.TileSource.prototype, {
getTileUrl: function(level, x, y) { getTileUrl: function( level, x, y ) {
return [this.tilesUrl, level, '/', x, '_', y, '.', this.fileFormat].join(''); return [ this.tilesUrl, level, '/', x, '_', y, '.', this.fileFormat ].join( '' );
}, },
tileExists: function(level, x, y) { tileExists: function( level, x, y ) {
var rects = this._levelRects[level]; var rects = this._levelRects[ level ],
rect,
scale,
xMin,
yMin,
xMax,
yMax,
i;
if (!rects || !rects.length) { if ( !rects || !rects.length ) {
return true; return true;
} }
for (var i = rects.length - 1; i >= 0; i--) { for ( i = rects.length - 1; i >= 0; i-- ) {
var rect = rects[i]; rect = rects[ i ];
if (level < rect.minLevel || level > rect.maxLevel) { if ( level < rect.minLevel || level > rect.maxLevel ) {
continue; continue;
} }
var scale = this.getLevelScale(level); scale = this.getLevelScale( level );
var xMin = rect.x * scale; xMin = rect.x * scale;
var yMin = rect.y * scale; yMin = rect.y * scale;
var xMax = xMin + rect.width * scale; xMax = xMin + rect.width * scale;
var yMax = yMin + rect.height * scale; yMax = yMin + rect.height * scale;
xMin = Math.floor(xMin / this.tileSize); xMin = Math.floor( xMin / this.tileSize );
yMin = Math.floor(yMin / this.tileSize); yMin = Math.floor( yMin / this.tileSize );
xMax = Math.ceil(xMax / this.tileSize); xMax = Math.ceil( xMax / this.tileSize );
yMax = Math.ceil(yMax / this.tileSize); yMax = Math.ceil( yMax / this.tileSize );
if (xMin <= x && x < xMax && yMin <= y && y < yMax) { if ( xMin <= x && x < xMax && yMin <= y && y < yMax ) {
return true; return true;
} }
} }
@ -66,146 +76,177 @@ $.extend( $.DziTileSource.prototype, $.TileSource.prototype, {
}); });
$.DziTileSourceHelper = { $.DziTileSourceHelper = {
createFromXml: function(xmlUrl, xmlString, callback) {
var async = typeof (callback) == "function";
var error = null;
if (!xmlUrl) { createFromXml: function( xmlUrl, xmlString, callback ) {
this.error = $.Strings.getString("Errors.Empty"); var async = typeof (callback) == "function",
if (async) { error = null,
window.setTimeout(function() { urlParts,
callback(null, error); filename,
}, 1); lastDot,
tilesUrl,
handler;
if ( !xmlUrl ) {
this.error = $.getString( "Errors.Empty" );
if ( async ) {
window.setTimeout( function() {
callback( null, error );
}, 1 );
return null; return null;
} }
throw new Error(error); throw new Error( error );
} }
var urlParts = xmlUrl.split('/'); urlParts = xmlUrl.split( '/' );
var filename = urlParts[urlParts.length - 1]; filename = urlParts[ urlParts.length - 1 ];
var lastDot = filename.lastIndexOf('.'); lastDot = filename.lastIndexOf( '.' );
if (lastDot > -1) { if ( lastDot > -1 ) {
urlParts[urlParts.length - 1] = filename.slice(0, lastDot); urlParts[ urlParts.length - 1 ] = filename.slice( 0, lastDot );
} }
var tilesUrl = urlParts.join('/') + "_files/"; tilesUrl = urlParts.join( '/' ) + "_files/";
function finish(func, obj) {
function finish( func, obj ) {
try { try {
return func(obj, tilesUrl); return func( obj, tilesUrl );
} catch (e) { } catch ( e ) {
if (async) { if ( async ) {
return null; return null;
} else { } else {
throw e; throw e;
} }
} }
} }
if (async) {
if (xmlString) { if ( async ) {
var handler = $.delegate(this, this.processXml); if ( xmlString ) {
window.setTimeout(function() { handler = $.delegate( this, this.processXml );
var source = finish(handler, $.parseXml(xmlString)); window.setTimeout( function() {
callback(source, error); // call after finish sets error var source = finish( handler, $.parseXml( xmlString ) );
// call after finish sets error
callback( source, error );
}, 1); }, 1);
} else { } else {
var handler = $.delegate(this, this.processResponse); handler = $.delegate( this, this.processResponse );
$.makeAjaxRequest(xmlUrl, function(xhr) { $.makeAjaxRequest( xmlUrl, function( xhr ) {
var source = finish(handler, xhr); var source = finish( handler, xhr );
callback(source, error); // call after finish sets error // call after finish sets error
callback( source, error );
}); });
} }
return null; return null;
} }
if (xmlString) { if ( xmlString ) {
return finish($.delegate(this, this.processXml), $.parseXml(xmlString)); return finish(
$.delegate( this, this.processXml ),
$.parseXml( xmlString )
);
} else { } else {
return finish($.delegate(this, this.processResponse), $.makeAjaxRequest(xmlUrl)); return finish(
$.delegate( this, this.processResponse ),
$.makeAjaxRequest( xmlUrl )
);
} }
}, },
processResponse: function(xhr, tilesUrl) { processResponse: function( xhr, tilesUrl ) {
if (!xhr) { var status,
throw new Error($.Strings.getString("Errors.Security")); statusText,
} else if (xhr.status !== 200 && xhr.status !== 0) { doc = null;
var status = xhr.status;
var statusText = (status == 404) ? "Not Found" : xhr.statusText; if ( !xhr ) {
throw new Error($.Strings.getString("Errors.Status", status, statusText)); throw new Error( $.getString( "Errors.Security" ) );
} else if ( xhr.status !== 200 && xhr.status !== 0 ) {
status = xhr.status;
statusText = ( status == 404 ) ?
"Not Found" :
xhr.statusText;
throw new Error( $.getString( "Errors.Status", status, statusText ) );
} }
var doc = null; if ( xhr.responseXML && xhr.responseXML.documentElement ) {
if (xhr.responseXML && xhr.responseXML.documentElement) {
doc = xhr.responseXML; doc = xhr.responseXML;
} else if (xhr.responseText) { } else if ( xhr.responseText ) {
doc = $.parseXml(xhr.responseText); doc = $.parseXml( xhr.responseText );
} }
return this.processXml(doc, tilesUrl); return this.processXml( doc, tilesUrl );
}, },
processXml: function(xmlDoc, tilesUrl) { processXml: function( xmlDoc, tilesUrl ) {
if (!xmlDoc || !xmlDoc.documentElement) {
throw new Error($.Strings.getString("Errors.Xml")); if ( !xmlDoc || !xmlDoc.documentElement ) {
throw new Error( $.getString( "Errors.Xml" ) );
} }
var root = xmlDoc.documentElement; var root = xmlDoc.documentElement,
var rootName = root.tagName; rootName = root.tagName;
if (rootName == "Image") { if ( rootName == "Image" ) {
try { try {
return this.processDzi(root, tilesUrl); return this.processDzi( root, tilesUrl );
} catch (e) { } catch ( e ) {
var defMsg = $.Strings.getString("Errors.Dzi"); throw (e instanceof Error) ?
throw (e instanceof Error) ? e : new Error(defMsg); e :
new Error( $.getString("Errors.Dzi") );
} }
} else if (rootName == "Collection") { } else if ( rootName == "Collection" ) {
throw new Error($.Strings.getString("Errors.Dzc")); throw new Error( $.getString( "Errors.Dzc" ) );
} else if (rootName == "Error") { } else if ( rootName == "Error" ) {
return this.processError(root); return this.processError( root );
} }
throw new Error($.Strings.getString("Errors.Dzi")); throw new Error( $.getString( "Errors.Dzi" ) );
}, },
processDzi: function(imageNode, tilesUrl) { processDzi: function( imageNode, tilesUrl ) {
var fileFormat = imageNode.getAttribute("Format"); var fileFormat = imageNode.getAttribute( "Format" ),
sizeNode = imageNode.getElementsByTagName( "Size" )[ 0 ],
dispRectNodes = imageNode.getElementsByTagName( "DisplayRect" ),
width = parseInt( sizeNode.getAttribute( "Width" ) ),
height = parseInt( sizeNode.getAttribute( "Height" ) ),
tileSize = parseInt( imageNode.getAttribute( "TileSize" ) ),
tileOverlap = parseInt( imageNode.getAttribute( "Overlap" ) ),
dispRects = [],
dispRectNode,
rectNode,
i;
if (!$.imageFormatSupported(fileFormat)) { if ( !$.imageFormatSupported( fileFormat ) ) {
throw new Error($.Strings.getString("Errors.ImageFormat", throw new Error(
fileFormat.toUpperCase())); $.getString( "Errors.ImageFormat", fileFormat.toUpperCase() )
);
} }
var sizeNode = imageNode.getElementsByTagName("Size")[0]; for ( i = 0; i < dispRectNodes.length; i++ ) {
var dispRectNodes = imageNode.getElementsByTagName("DisplayRect"); dispRectNode = dispRectNodes[ i ];
rectNode = dispRectNode.getElementsByTagName( "Rect" )[ 0 ];
var width = parseInt(sizeNode.getAttribute("Width"), 10); dispRects.push( new $.DisplayRect(
var height = parseInt(sizeNode.getAttribute("Height"), 10); parseInt( rectNode.getAttribute( "X" ) ),
var tileSize = parseInt(imageNode.getAttribute("TileSize")); parseInt( rectNode.getAttribute( "Y" ) ),
var tileOverlap = parseInt(imageNode.getAttribute("Overlap")); parseInt( rectNode.getAttribute( "Width" ) ),
var dispRects = []; parseInt( rectNode.getAttribute( "Height" ) ),
for (var i = 0; i < dispRectNodes.length; i++) {
var dispRectNode = dispRectNodes[i];
var rectNode = dispRectNode.getElementsByTagName("Rect")[0];
dispRects.push(new $.DisplayRect(
parseInt(rectNode.getAttribute("X"), 10),
parseInt(rectNode.getAttribute("Y"), 10),
parseInt(rectNode.getAttribute("Width"), 10),
parseInt(rectNode.getAttribute("Height"), 10),
0, // ignore MinLevel attribute, bug in Deep Zoom Composer 0, // ignore MinLevel attribute, bug in Deep Zoom Composer
parseInt(dispRectNode.getAttribute("MaxLevel"), 10) parseInt( dispRectNode.getAttribute( "MaxLevel" ) )
)); ));
} }
return new $.DziTileSource(width, height, tileSize, tileOverlap, return new $.DziTileSource(
tilesUrl, fileFormat, dispRects); width,
height,
tileSize,
tileOverlap,
tilesUrl,
fileFormat,
dispRects
);
}, },
processError: function(errorNode) { processError: function( errorNode ) {
var messageNode = errorNode.getElementsByTagName("Message")[0]; var messageNode = errorNode.getElementsByTagName( "Message" )[ 0 ],
var message = messageNode.firstChild.nodeValue; message = messageNode.firstChild.nodeValue;
throw new Error(message); throw new Error(message);
} }

4
src/eventhandler.js
View File

@ -37,8 +37,8 @@
Array.apply( null, events ); Array.apply( null, events );
return function( source, args ) { return function( source, args ) {
var i, var i,
l = events.length; length = events.length;
for ( i = 0; i < l; i++ ) { for ( i = 0; i < length; i++ ) {
events[ i ]( source, args ); events[ i ]( source, args );
} }
}; };

6
src/openseadragon.js
View File

@ -711,7 +711,11 @@ OpenSeadragon = window.OpenSeadragon || (function(){
request.open( "GET", url, async ); request.open( "GET", url, async );
request.send( null ); request.send( null );
} catch (e) { } catch (e) {
$.Debug.log(e.name + " while making AJAX request: " + e.message); $.Debug.log(
"%s while making AJAX request: %s",
e.name,
e.message
);
request.onreadystatechange = null; request.onreadystatechange = null;
request = null; request = null;

66
src/overlay.js
View File

@ -2,26 +2,26 @@
(function( $ ){ (function( $ ){
$.OverlayPlacement = { $.OverlayPlacement = {
CENTER: 0, CENTER: 0,
TOP_LEFT: 1, TOP_LEFT: 1,
TOP: 2, TOP: 2,
TOP_RIGHT: 3, TOP_RIGHT: 3,
RIGHT: 4, RIGHT: 4,
BOTTOM_RIGHT: 5, BOTTOM_RIGHT: 5,
BOTTOM: 6, BOTTOM: 6,
BOTTOM_LEFT: 7, BOTTOM_LEFT: 7,
LEFT: 8 LEFT: 8
}; };
$.Overlay = function(elmt, location, placement) { $.Overlay = function( elmt, location, placement ) {
this.elmt = elmt; this.elmt = elmt;
this.scales = location instanceof $.Rect; this.scales = location instanceof $.Rect;
this.bounds = new $.Rect( this.bounds = new $.Rect(
location.x, location.x,
location.y, location.y,
location.width, location.width,
location.height) location.height
; );
this.position = new $.Point( this.position = new $.Point(
location.x, location.x,
location.y location.y
@ -39,8 +39,8 @@
$.Overlay.prototype = { $.Overlay.prototype = {
adjust: function(position, size) { adjust: function( position, size ) {
switch (this.placement) { switch ( this.placement ) {
case $.OverlayPlacement.TOP_LEFT: case $.OverlayPlacement.TOP_LEFT:
break; break;
case $.OverlayPlacement.TOP: case $.OverlayPlacement.TOP:
@ -74,36 +74,38 @@
break; break;
} }
}, },
destroy: function() {
var elmt = this.elmt;
var style = this.style;
if (elmt.parentNode) { destroy: function() {
elmt.parentNode.removeChild(elmt); var element = this.elmt,
style = this.style;
if ( element.parentNode ) {
element.parentNode.removeChild( element );
} }
style.top = ""; style.top = "";
style.left = ""; style.left = "";
style.position = ""; style.position = "";
if (this.scales) { if ( this.scales ) {
style.width = ""; style.width = "";
style.height = ""; style.height = "";
} }
}, },
drawHTML: function( container ) { drawHTML: function( container ) {
var elmt = this.elmt, var element = this.elmt,
style = this.style, style = this.style,
scales = this.scales, scales = this.scales,
position, position,
size; size;
if ( elmt.parentNode != container ) { if ( element.parentNode != container ) {
container.appendChild( elmt ); container.appendChild( element );
} }
if ( !scales ) { if ( !scales ) {
this.size = $.getElementSize( elmt ); this.size = $.getElementSize( element );
} }
position = this.position; position = this.position;
@ -123,13 +125,19 @@
style.height = size.y + "px"; style.height = size.y + "px";
} }
}, },
update: function( loc, placement ) {
this.scales = ( loc instanceof $.Rect ); update: function( location, placement ) {
this.bounds = new $.Rect(loc.x, loc.y, loc.width, loc.height); this.scales = location instanceof $.Rect;
this.bounds = new $.Rect(
location.x,
location.y,
location.width,
location.height
);
// rects are always top-left // rects are always top-left
this.placement = loc instanceof $.Point ? this.placement = location instanceof $.Point ?
placement : placement :
$.OverlayPlacement.TOP_LEFT; $.OverlayPlacement.TOP_LEFT;
} }
}; };

18
src/point.js
View File

@ -1,9 +1,9 @@
(function( $ ){ (function( $ ){
$.Point = function(x, y) { $.Point = function( x, y ) {
this.x = typeof (x) == "number" ? x : 0; this.x = typeof ( x ) == "number" ? x : 0;
this.y = typeof (y) == "number" ? y : 0; this.y = typeof ( y ) == "number" ? y : 0;
}; };
$.Point.prototype = { $.Point.prototype = {
@ -48,13 +48,17 @@ $.Point.prototype = {
}, },
apply: function( func ) { apply: function( func ) {
return new $.Point( func(this.x), func(this.y) ); return new $.Point( func( this.x ), func( this.y ) );
}, },
equals: function( point ) { equals: function( point ) {
return ( point instanceof $.Point ) && return (
( this.x === point.x ) && point instanceof $.Point
( this.y === point.y ); ) && (
this.x === point.x
) && (
this.y === point.y
);
}, },
toString: function() { toString: function() {

13
src/strings.js
View File

@ -4,9 +4,7 @@
//TODO: I guess this is where the i18n needs to be reimplemented. I'll look //TODO: I guess this is where the i18n needs to be reimplemented. I'll look
// into existing patterns for i18n in javascript but i think that mimicking // into existing patterns for i18n in javascript but i think that mimicking
// pythons gettext might be a reasonable approach. // pythons gettext might be a reasonable approach.
var I18N = {
$.Strings = {
Errors: { Errors: {
Failure: "Sorry, but Seadragon Ajax can't run on your browser!\n" + Failure: "Sorry, but Seadragon Ajax can't run on your browser!\n" +
"Please try using IE 7 or Firefox 3.\n", "Please try using IE 7 or Firefox 3.\n",
@ -30,12 +28,15 @@ $.Strings = {
Home: "Go home", Home: "Go home",
ZoomIn: "Zoom in", ZoomIn: "Zoom in",
ZoomOut: "Zoom out" ZoomOut: "Zoom out"
}, }
};
$.extend( $, {
getString: function( prop ) { getString: function( prop ) {
var props = prop.split('.'), var props = prop.split('.'),
string = $.Strings, string = I18N,
args = arguments, args = arguments,
i; i;
@ -71,6 +72,6 @@ $.Strings = {
container[ props[ i ] ] = value; container[ props[ i ] ] = value;
} }
}; });
}( OpenSeadragon )); }( OpenSeadragon ));

29
src/tile.js
View File

@ -34,11 +34,13 @@ $.Tile.prototype = {
drawHTML: function( container ) { drawHTML: function( container ) {
var position = this.position.apply( Math.floor ),
size = this.size.apply( Math.ceil );
if ( !this.loaded ) { if ( !this.loaded ) {
$.Debug.error( $.Debug.warn(
"Attempting to draw tile " + "Attempting to draw tile %s when it's not yet loaded.",
this.toString() + this.toString()
" when it's not yet loaded."
); );
return; return;
} }
@ -52,9 +54,6 @@ $.Tile.prototype = {
this.style.msInterpolationMode = "nearest-neighbor"; this.style.msInterpolationMode = "nearest-neighbor";
} }
var position = this.position.apply( Math.floor );
var size = this.size.apply( Math.ceil );
if ( this.elmt.parentNode != container ) { if ( this.elmt.parentNode != container ) {
container.appendChild( this.elmt ); container.appendChild( this.elmt );
@ -70,18 +69,18 @@ $.Tile.prototype = {
}, },
drawCanvas: function(context) { drawCanvas: function(context) {
if (!this.loaded) {
$.Debug.error(
"Attempting to draw tile " +
this.toString() +
" when it's not yet loaded."
);
return;
}
var position = this.position, var position = this.position,
size = this.size; size = this.size;
if (!this.loaded) {
$.Debug.warn(
"Attempting to draw tile %s when it's not yet loaded.",
this.toString()
);
return;
}
context.globalAlpha = this.opacity; context.globalAlpha = this.opacity;
context.drawImage(this.image, position.x, position.y, size.x, size.y); context.drawImage(this.image, position.x, position.y, size.x, size.y);
}, },

70
src/tilesource.js
View File

@ -1,67 +1,65 @@
(function( $ ){ (function( $ ){
$.TileSource = function(width, height, tileSize, tileOverlap, minLevel, maxLevel) { $.TileSource = function( width, height, tileSize, tileOverlap, minLevel, maxLevel ) {
this.aspectRatio = width / height; this.aspectRatio = width / height;
this.dimensions = new $.Point(width, height); this.dimensions = new $.Point( width, height );
this.minLevel = minLevel ? minLevel : 0; this.tileSize = tileSize ? tileSize : 0;
this.maxLevel = maxLevel ? maxLevel : this.tileOverlap = tileOverlap ? tileOverlap : 0;
this.minLevel = minLevel ? minLevel : 0;
this.maxLevel = maxLevel ? maxLevel :
Math.ceil( Math.ceil(
Math.log( Math.max( width, height ) ) / Math.log( Math.max( width, height ) ) /
Math.log( 2 ) Math.log( 2 )
); );
this.tileSize = tileSize ? tileSize : 0;
this.tileOverlap = tileOverlap ? tileOverlap : 0;
}; };
$.TileSource.prototype = { $.TileSource.prototype = {
getLevelScale: function(level) {
return 1 / (1 << (this.maxLevel - level)); getLevelScale: function( level ) {
return 1 / ( 1 << ( this.maxLevel - level ) );
}, },
getNumTiles: function(level) { getNumTiles: function( level ) {
var scale = this.getLevelScale(level); var scale = this.getLevelScale( level ),
var x = Math.ceil(scale * this.dimensions.x / this.tileSize); x = Math.ceil( scale * this.dimensions.x / this.tileSize ),
var y = Math.ceil(scale * this.dimensions.y / this.tileSize); y = Math.ceil( scale * this.dimensions.y / this.tileSize );
return new $.Point(x, y); return new $.Point( x, y );
}, },
getPixelRatio: function(level) { getPixelRatio: function( level ) {
var imageSizeScaled = this.dimensions.times(this.getLevelScale(level)); var imageSizeScaled = this.dimensions.times( this.getLevelScale( level ) ),
var rx = 1.0 / imageSizeScaled.x; rx = 1.0 / imageSizeScaled.x,
var ry = 1.0 / imageSizeScaled.y; ry = 1.0 / imageSizeScaled.y;
return new $.Point(rx, ry); return new $.Point(rx, ry);
}, },
getTileAtPoint: function(level, point) { getTileAtPoint: function( level, point ) {
var pixel = point.times(this.dimensions.x).times(this.getLevelScale(level)); var pixel = point.times( this.dimensions.x ).times( this.getLevelScale(level ) ),
tx = Math.floor( pixel.x / this.tileSize ),
ty = Math.floor( pixel.y / this.tileSize );
var tx = Math.floor(pixel.x / this.tileSize); return new $.Point( tx, ty );
var ty = Math.floor(pixel.y / this.tileSize);
return new $.Point(tx, ty);
}, },
getTileBounds: function(level, x, y) { getTileBounds: function( level, x, y ) {
var dimensionsScaled = this.dimensions.times(this.getLevelScale(level)); var dimensionsScaled = this.dimensions.times( this.getLevelScale( level ) ),
px = ( x === 0 ) ? 0 : this.tileSize * x - this.tileOverlap,
py = ( y === 0 ) ? 0 : this.tileSize * y - this.tileOverlap,
sx = this.tileSize + ( x === 0 ? 1 : 2 ) * this.tileOverlap,
sy = this.tileSize + ( y === 0 ? 1 : 2 ) * this.tileOverlap,
scale = 1.0 / dimensionsScaled.x;
var px = (x === 0) ? 0 : this.tileSize * x - this.tileOverlap; sx = Math.min( sx, dimensionsScaled.x - px );
var py = (y === 0) ? 0 : this.tileSize * y - this.tileOverlap; sy = Math.min( sy, dimensionsScaled.y - py );
var sx = this.tileSize + (x === 0 ? 1 : 2) * this.tileOverlap; return new $.Rect( px * scale, py * scale, sx * scale, sy * scale );
var sy = this.tileSize + (y === 0 ? 1 : 2) * this.tileOverlap;
sx = Math.min(sx, dimensionsScaled.x - px);
sy = Math.min(sy, dimensionsScaled.y - py);
var scale = 1.0 / dimensionsScaled.x;
return new $.Rect(px * scale, py * scale, sx * scale, sy * scale);
}, },
getTileUrl: function( level, x, y ) { getTileUrl: function( level, x, y ) {
throw new Error("Method not implemented."); throw new Error( "Method not implemented." );
}, },
tileExists: function( level, x, y ) { tileExists: function( level, x, y ) {

34
src/viewer.js
View File

@ -198,26 +198,28 @@ $.Viewer = function( options ) {
////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////
// Navigation Controls // Navigation Controls
////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////
this._group = null; this._group = null;
this._zooming = false; // whether we should be continuously zooming // whether we should be continuously zooming
this._zoomFactor = null; // how much we should be continuously zooming by this._zooming = false;
this._lastZoomTime = null; // how much we should be continuously zooming by
this._zoomFactor = null;
this._lastZoomTime = null;
this.elmt = null; this.elmt = null;
var beginZoomingInHandler = $.delegate(this, beginZoomingIn); var beginZoomingInHandler = $.delegate(this, beginZoomingIn),
var endZoomingHandler = $.delegate(this, endZooming); endZoomingHandler = $.delegate(this, endZooming),
var doSingleZoomInHandler = $.delegate(this, doSingleZoomIn); doSingleZoomInHandler = $.delegate(this, doSingleZoomIn),
var beginZoomingOutHandler = $.delegate(this, beginZoomingOut); beginZoomingOutHandler = $.delegate(this, beginZoomingOut),
var doSingleZoomOutHandler = $.delegate(this, doSingleZoomOut); doSingleZoomOutHandler = $.delegate(this, doSingleZoomOut),
var onHomeHandler = $.delegate(this, onHome); onHomeHandler = $.delegate(this, onHome),
var onFullPageHandler = $.delegate(this, onFullPage); onFullPageHandler = $.delegate(this, onFullPage);
var navImages = this.config.navImages; var navImages = this.config.navImages;
var zoomIn = new $.Button({ var zoomIn = new $.Button({
config: this.config, config: this.config,
tooltip: $.Strings.getString("Tooltips.ZoomIn"), tooltip: $.getString("Tooltips.ZoomIn"),
srcRest: resolveUrl(this.urlPrefix, navImages.zoomIn.REST), srcRest: resolveUrl(this.urlPrefix, navImages.zoomIn.REST),
srcGroup: resolveUrl(this.urlPrefix, navImages.zoomIn.GROUP), srcGroup: resolveUrl(this.urlPrefix, navImages.zoomIn.GROUP),
srcHover: resolveUrl(this.urlPrefix, navImages.zoomIn.HOVER), srcHover: resolveUrl(this.urlPrefix, navImages.zoomIn.HOVER),
@ -231,7 +233,7 @@ $.Viewer = function( options ) {
var zoomOut = new $.Button({ var zoomOut = new $.Button({
config: this.config, config: this.config,
tooltip: $.Strings.getString("Tooltips.ZoomOut"), tooltip: $.getString("Tooltips.ZoomOut"),
srcRest: resolveUrl(this.urlPrefix, navImages.zoomOut.REST), srcRest: resolveUrl(this.urlPrefix, navImages.zoomOut.REST),
srcGroup: resolveUrl(this.urlPrefix, navImages.zoomOut.GROUP), srcGroup: resolveUrl(this.urlPrefix, navImages.zoomOut.GROUP),
srcHover: resolveUrl(this.urlPrefix, navImages.zoomOut.HOVER), srcHover: resolveUrl(this.urlPrefix, navImages.zoomOut.HOVER),
@ -244,7 +246,7 @@ $.Viewer = function( options ) {
}); });
var goHome = new $.Button({ var goHome = new $.Button({
config: this.config, config: this.config,
tooltip: $.Strings.getString("Tooltips.Home"), tooltip: $.getString("Tooltips.Home"),
srcRest: resolveUrl(this.urlPrefix, navImages.home.REST), srcRest: resolveUrl(this.urlPrefix, navImages.home.REST),
srcGroup: resolveUrl(this.urlPrefix, navImages.home.GROUP), srcGroup: resolveUrl(this.urlPrefix, navImages.home.GROUP),
srcHover: resolveUrl(this.urlPrefix, navImages.home.HOVER), srcHover: resolveUrl(this.urlPrefix, navImages.home.HOVER),
@ -253,7 +255,7 @@ $.Viewer = function( options ) {
}); });
var fullPage = new $.Button({ var fullPage = new $.Button({
config: this.config, config: this.config,
tooltip: $.Strings.getString("Tooltips.FullPage"), tooltip: $.getString("Tooltips.FullPage"),
srcRest: resolveUrl(this.urlPrefix, navImages.fullpage.REST), srcRest: resolveUrl(this.urlPrefix, navImages.fullpage.REST),
srcGroup: resolveUrl(this.urlPrefix, navImages.fullpage.GROUP), srcGroup: resolveUrl(this.urlPrefix, navImages.fullpage.GROUP),
srcHover: resolveUrl(this.urlPrefix, navImages.fullpage.HOVER), srcHover: resolveUrl(this.urlPrefix, navImages.fullpage.HOVER),
@ -372,7 +374,7 @@ $.extend($.Viewer.prototype, $.EventHandler.prototype, {
window.setTimeout( function () { window.setTimeout( function () {
if ( _this._lastOpenStartTime > _this._lastOpenEndTime ) { if ( _this._lastOpenStartTime > _this._lastOpenEndTime ) {
_this._setMessage( $.Strings.getString( "Messages.Loading" ) ); _this._setMessage( $.getString( "Messages.Loading" ) );
} }
}, 2000); }, 2000);

49
src/viewport.js
View File

@ -1,35 +1,48 @@
(function( $ ){ (function( $ ){
$.Viewport = function(containerSize, contentSize, config) { $.Viewport = function( options ) {
var options;
if( arguments.length && arguments[ 0 ] instanceof $.Point ){
options = {
containerSize: arguments[ 0 ],
contentSize: arguments[ 1 ],
config: arguments[ 2 ]
};
} else {
options = arguments[ 0 ];
}
//TODO: this.config is something that should go away but currently the //TODO: this.config is something that should go away but currently the
// Drawer references the viewport.config // Drawer references the viewport.config
this.config = config; this.config = options.config;
this.zoomPoint = null; this.zoomPoint = null;
this.containerSize = containerSize; this.containerSize = options.containerSize;
this.contentSize = contentSize; this.contentSize = options.contentSize;
this.contentAspect = contentSize.x / contentSize.y; this.contentAspect = this.contentSize.x / this.contentSize.y;
this.contentHeight = contentSize.y / contentSize.x; this.contentHeight = this.contentSize.y / this.contentSize.x;
this.centerSpringX = new $.Spring({ this.centerSpringX = new $.Spring({
initial: 0, initial: 0,
springStiffness: config.springStiffness, springStiffness: this.config.springStiffness,
animationTime: config.animationTime animationTime: this.config.animationTime
}); });
this.centerSpringY = new $.Spring({ this.centerSpringY = new $.Spring({
initial: 0, initial: 0,
springStiffness: config.springStiffness, springStiffness: this.config.springStiffness,
animationTime: config.animationTime animationTime: this.config.animationTime
}); });
this.zoomSpring = new $.Spring({ this.zoomSpring = new $.Spring({
initial: 1, initial: 1,
springStiffness: config.springStiffness, springStiffness: this.config.springStiffness,
animationTime: config.animationTime animationTime: this.config.animationTime
}); });
this.minZoomImageRatio = config.minZoomImageRatio; this.minZoomImageRatio = this.config.minZoomImageRatio;
this.maxZoomPixelRatio = config.maxZoomPixelRatio; this.maxZoomPixelRatio = this.config.maxZoomPixelRatio;
this.visibilityRatio = config.visibilityRatio; this.visibilityRatio = this.config.visibilityRatio;
this.wrapHorizontal = config.wrapHorizontal; this.wrapHorizontal = this.config.wrapHorizontal;
this.wrapVertical = config.wrapVertical; this.wrapVertical = this.config.wrapVertical;
this.homeBounds = new $.Rect( 0, 0, 1, this.contentHeight ); this.homeBounds = new $.Rect( 0, 0, 1, this.contentHeight );
this.goHome( true ); this.goHome( true );
this.update(); this.update();