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mujma: Added support for large images (larger than browser window).

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(merged from branches/gsoc)


git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@41894 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Ingo Schommer 2007-09-15 01:26:36 +00:00
parent 9b9b297fdb
commit f436292174
7 changed files with 66 additions and 27 deletions
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8
code/ImageEditor.php
View File

@ -38,7 +38,6 @@
if(!isset($this->requestParams['fileToEdit'])) $this->raiseError();
$fileWithPath = $this->requestParams['fileToEdit'];
$this->fileToEdit = $this->file2Origin($fileWithPath);
return $this->renderWith(__CLASS__);
}
@ -78,7 +77,7 @@
}
$rand = md5(rand(1,100000));
$gd->writeTo('../assets/tmp/' . $rand . '.jpg');
return $this->getImageInfoInJSON($gd,'../assets/tmp/' . $rand . '.jpg');
return $this->getImageInfoInJSON($gd,'assets/tmp/' . $rand . '.jpg');
}
/**
@ -181,7 +180,7 @@
if(strpos($url,'?') !== false) $url = substr($url,0,strpos($url,'?'));
$pathInfo = pathinfo($url);
if(count($pathInfo) < 3) $this->raiseError();
if(!in_array($pathInfo['extension'],array('jpeg','jpg','jpe','png','gif'))) $this->raiseError();
if(!in_array($pathInfo['extension'],array('jpeg','jpg','jpe','png','gif','JPEG','JPG','JPE','PNG','GIF'))) $this->raiseError();
$path = explode('/',$pathInfo['dirname']);
if(count($path) > 1) {
$assetId = array_search('assets',$path);
@ -195,7 +194,8 @@
} else {
$this->raiseError();
}
if(file_exists($realPath)) { return true;
if(file_exists($realPath)) {
return true;
} else {
$this->raiseError();
}

11
javascript/ImageEditor/.project
View File

@ -1,11 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>ImageEditor-SS</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
</buildSpec>
<natures>
</natures>
</projectDescription>

2
javascript/ImageEditor/Environment.js
View File

@ -4,6 +4,6 @@
var Environment = {
initialize: function (imageFile) {
imageBox = new ImageBox.initialize();
imageToResize = new Image.initialize(imageFile);
imageToResize = new ImageToResize.initialize(imageFile);
}
}

51
javascript/ImageEditor/Image.js
View File

@ -1,19 +1,27 @@
/**
* @author Mateusz
*/
var Image = {
var ImageToResize = {
initialize: function(imageFile) {
Element.hide($('image'));
this.image = $('image');
this.image.src = imageFile;
this.reportSize = Image.reportSize.bind(this);
this.onImageLoad = Image.onImageLoad.bind(this);
this.reportSize = ImageToResize.reportSize.bind(this);
this.onImageLoad = ImageToResize.onImageLoad.bind(this);
this.resizeOnFirstLoad = ImageToResize.resizeOnFirstLoad.bind(this);
Event.observe(this.image,'load',this.onImageLoad);
imageHistory.add('initialize',this.image.src);
},
reportSize: function() {
$('imageWidth').innerHTML = this.image.width + "px";
$('imageHeight').innerHTML = this.image.height + "px";
reportSize: function(width,height) {
if(width != null && height != null) {
$('imageWidth').innerHTML = width + "px";
$('imageHeight').innerHTML = height + "px";
} else {
$('imageWidth').innerHTML = this.image.width + "px";
$('imageHeight').innerHTML = this.image.height + "px";
}
},
onImageLoad: function(event) {
@ -22,9 +30,38 @@ var Image = {
$('imageContainer').style.height = this.image.height + 'px';
if(resize.imageContainerResize.originalHeight == 0 && resize.imageContainerResize.originalWidth == 0) {
imageBox.center();
this.resizeOnFirstLoad();
}
resize.imageContainerResize.originalWidth = this.image.width;
resize.imageContainerResize.originalHeight = this.image.height;
imageBox.checkOutOfDrawingArea($('imageContainer').getWidth(),$('imageContainer').getHeight());
}
},
resizeOnFirstLoad: function() {
windowWidth = Element.getDimensions($('mainContainer')).width;
windowHeight = Element.getDimensions($('mainContainer')).height;
imageWidth = Element.getDimensions(this.image).width;
imageHeight= Element.getDimensions(this.image).height;
if(imageWidth > windowWidth || imageHeight > windowHeight) {
ratio = imageWidth / imageHeight;
if(imageWidth > imageHeight) {
newWidth = windowWidth - windowWidth/1.75;
newHeight = newWidth * (1/ratio);
} else {
newHeight = windowHeight - windowHeight/1.75;
newWidth = newHeight * ratio;
}
this.reportSize(0,0);
imageHistory.clear();
imageTransformation.resize(newWidth,newHeight,ImageToResize.resizeOnFirstLoadCallBack.bind(this));
} else {
if(imageWidth != 0 && imageHeight != 0) Element.show($('image'));
}
},
resizeOnFirstLoadCallBack: function() {
imageBox.center();
Element.show($('image'));
resize.imageContainerResize.setVisible(true);
}
};

6
javascript/ImageEditor/ImageHistory.js
View File

@ -16,6 +16,7 @@ ImageHistory = {
this.onFakeImageLoad = ImageHistory.onFakeImageLoad.bind(this);
this.enable = ImageHistory.enable.bind(this);
this.disable = ImageHistory.disable.bind(this);
this.clear = ImageHistory.clear.bind(this);
},
undo: function() {
@ -88,5 +89,10 @@ ImageHistory = {
disable: function() {
Event.stopObserving($('undoButton'),'click', this.undo);
Event.stopObserving($('redoButton'),'click', this.redo);
},
clear: function() {
this.history = new Array();
this.historyPointer = -1;
}
};

13
javascript/ImageEditor/ImageTransformation.js
View File

@ -10,7 +10,7 @@ var ImageTransformation = {
this.close = ImageTransformation.close.bind(this);
},
resize: function(width,height) {
resize: function(width,height,callback) {
if(imageHistory.modifiedOriginalImage) {
fileToResize = $('image').src;
} else {
@ -23,7 +23,14 @@ var ImageTransformation = {
imageBox.hideIndicator();
response = eval('(' + transport.responseText + ')');
$('image').src = response.fileName;
imageHistory.add('resize',$('image').src);
$('image').style.width = response.width + 'px';
$('image').style.height = response.height + 'px';
$('imageContainer').style.width = response.width + 'px';
$('imageContainer').style.height = response.height + 'px';
imageHistory.add('resize',$('image').src);
if(callback != null) {
callback();
}
}
};
imageBox.showIndicator();
@ -69,7 +76,7 @@ var ImageTransformation = {
}
};
imageBox.showIndicator();
new Ajax.Request('/admin/ImageEditor/manipulate', options);
new Ajax.Request('admin/ImageEditor/manipulate', options);
},
save: function(originalFile,editedFile) {

2
javascript/ImageEditor/Resize.js
View File

@ -16,7 +16,7 @@ var Resize = {
};
new Positioning.addBehaviour(this.element);
this.imageContainerResize = new Resizeable.initialize(element,options);
this.imageContainerResize.setVisible(true);
this.imageContainerResize.setVisible(false);
},
resizeStop: function(event) {