mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-10-22 08:05:56 +02:00
b0d78ea5bd
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@42989 467b73ca-7a2a-4603-9d3b-597d59a354a9
298 lines
13 KiB
JavaScript
298 lines
13 KiB
JavaScript
/**
|
|
* @author Mateusz
|
|
*/
|
|
ImageEditor.Resizeable = {
|
|
|
|
initialize: function(element,options) {
|
|
this.resizeStop = options.resizeStop.bind(this);
|
|
this.onDrag = options.onDrag.bind(this);
|
|
this.customOnResize = options.onResize.bind(this);
|
|
this.getMousePos = options.getMousePos.bind(this);
|
|
this.bindAll = ImageEditor.Resizeable.bindAll.bind(this);
|
|
this.bindAll();
|
|
this.element = element;
|
|
this.createClickBoxes();
|
|
this.setListeners();
|
|
this.originalHeight = 0;
|
|
this.originalWidth = 0;
|
|
this.isEnabled = true;
|
|
},
|
|
|
|
resizeStart: function(event) {
|
|
if(Element.hasClassName(Event.element(event),'clickBox')) {
|
|
ImageEditor.EventStack.addEvent(event);
|
|
Event.stop(event);
|
|
}
|
|
},
|
|
|
|
leftUpperDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
|
|
var newHeight = top - relativeMouseY + height;
|
|
var newWidth = Math.round(newHeight / ratio);
|
|
if(this.resize(newWidth,newHeight)) {
|
|
this.element.style.top = top - (newHeight - height) + "px";
|
|
this.element.style.left = left - (newWidth - width) + "px";
|
|
if(parseInt(this.element.style.left) < 0) this.element.style.left = "1px";
|
|
}
|
|
},
|
|
|
|
leftMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
|
|
var newWidth = left - relativeMouseX + width;
|
|
if(this.resize(newWidth,-1000)) this.element.style.left = left - (left - relativeMouseX) + "px";
|
|
},
|
|
|
|
leftLowerDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
|
|
var newHeight = relativeMouseY - (top + height) + height;
|
|
var newWidth = Math.round(newHeight / ratio);
|
|
if(this.resize(newWidth,newHeight)) {
|
|
this.element.style.left = left - (newWidth - width) + "px";
|
|
if(parseInt(this.element.style.left) < 0) this.element.style.left = "1px";
|
|
}
|
|
},
|
|
|
|
rightUpperDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
|
|
var newHeight = top - relativeMouseY + height;
|
|
var newWidth = Math.round(newHeight / ratio);
|
|
if(this.resize(newWidth,newHeight)) this.element.style.top = (top - (newHeight - height) ) + 'px';
|
|
},
|
|
|
|
rightMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
|
|
var newWidth = relativeMouseX - left;
|
|
this.resize(newWidth,-1000);
|
|
},
|
|
|
|
rightLowerDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
|
|
var newHeight = relativeMouseY - top;
|
|
var newWidth = Math.round(newHeight / ratio);
|
|
this.resize(newWidth,newHeight);
|
|
},
|
|
|
|
upperMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
|
|
var newHeight = top - relativeMouseY + height;
|
|
if(this.resize(-1000,newHeight)) {
|
|
this.element.style.top = (top - (newHeight - height)) + 'px';
|
|
}
|
|
},
|
|
|
|
lowerMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
|
|
var newHeight = relativeMouseY - (top + height) + height;
|
|
this.resize(-1000,newHeight);
|
|
},
|
|
|
|
onResize: function(event) {
|
|
if(ImageEditor.EventStack.getLastEventElement() != null && this.isVisible && this.isEnabled) {
|
|
var lastEventElement = ImageEditor.EventStack.getLastEventElement();
|
|
var relativeMouseX = this.getMousePos(event).x - this.element.getParentLeft();
|
|
var relativeMouseY = this.getMousePos(event).y - this.element.getParentTop();
|
|
if(Element.hasClassName(lastEventElement,'leftUpperClickBox')) {
|
|
this.leftUpperDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY,this.originalHeight/this.originalWidth);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'leftMiddleClickBox')) {
|
|
this.leftMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'leftLowerClickBox')) {
|
|
this.leftLowerDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY,this.originalHeight/this.originalWidth);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'rightUpperClickBox')) {
|
|
this.rightUpperDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY,this.originalHeight/this.originalWidth);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'rightMiddleClickBox')) {
|
|
this.rightMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'rightLowerClickBox')) {
|
|
this.rightLowerDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY,this.originalHeight/this.originalWidth);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'upperMiddleClickBox')) {
|
|
this.upperMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
|
|
}
|
|
if(Element.hasClassName(lastEventElement,'lowerMiddleClickBox')) {
|
|
this.lowerMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
|
|
}
|
|
this.placeClickBox();
|
|
this.customOnResize(this.element.getWidth(),this.element.getHeight());
|
|
ImageEditor.imageBox.reCenterIndicator();
|
|
Event.stop(event);
|
|
}
|
|
},
|
|
|
|
resize: function(width,height) {
|
|
if(width < 35 && height == -1000) {
|
|
return false;
|
|
}
|
|
if(height < 35 && width == -1000) {
|
|
return false;
|
|
}
|
|
if((width < 35 || height < 35) && (width != -1000 && height != -1000)) {
|
|
return false;
|
|
}
|
|
if(width == -1000) {
|
|
width = this.originalWidth;
|
|
}
|
|
if(height == -1000) {
|
|
height = this.originalHeight;
|
|
}
|
|
if(!ImageEditor.crop.isVisible) {
|
|
$('image').style.width = width + 'px';
|
|
$('image').style.height = height + 'px';
|
|
}
|
|
this.element.style.width = width + "px";
|
|
this.element.style.height = height + "px";
|
|
return true;
|
|
},
|
|
|
|
placeClickBox: function(event) {
|
|
if(event != null) {
|
|
this.originalHeight = Element.getDimensions(this.element).height;
|
|
this.originalWidth = Element.getDimensions(this.element).width;
|
|
}
|
|
var width = Element.getDimensions(this.element).width;
|
|
var height = Element.getDimensions(this.element).height;
|
|
var clickBoxHalfWidth = Math.floor(Element.getDimensions(this.leftUpperClickBox2).width/2)+1;
|
|
|
|
var leftUpper = new ImageEditor.Point.initialize(-clickBoxHalfWidth,-clickBoxHalfWidth);
|
|
var leftMiddle = new ImageEditor.Point.initialize(-clickBoxHalfWidth,height/2-clickBoxHalfWidth);
|
|
var leftLower = new ImageEditor.Point.initialize(-clickBoxHalfWidth,height-clickBoxHalfWidth);
|
|
var rightUpper = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,-clickBoxHalfWidth);
|
|
var rightMiddle = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,height/2-clickBoxHalfWidth);
|
|
var rightLower = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,height-clickBoxHalfWidth);
|
|
var upperMiddle = new ImageEditor.Point.initialize(width/2-clickBoxHalfWidth,-clickBoxHalfWidth);
|
|
var lowerMiddle = new ImageEditor.Point.initialize(width/2-clickBoxHalfWidth,height-clickBoxHalfWidth);
|
|
|
|
this.leftUpperClickBox.style.left = leftUpper.x + 'px';
|
|
this.leftUpperClickBox.style.top = leftUpper.y + 'px';
|
|
this.leftUpperClickBox2.style.left = leftUpper.x + 'px';
|
|
this.leftUpperClickBox2.style.top = leftUpper.y + 'px';
|
|
this.leftMiddleClickBox.style.left = leftMiddle.x + 'px';
|
|
this.leftMiddleClickBox.style.top = leftMiddle.y + 'px';
|
|
this.leftLowerClickBox.style.left = leftLower.x + 'px';
|
|
this.leftLowerClickBox.style.top = leftLower.y + 'px';
|
|
|
|
this.rightUpperClickBox.style.left = rightUpper.x + 'px';
|
|
this.rightUpperClickBox.style.top = rightUpper.y + 'px';
|
|
this.rightMiddleClickBox.style.left = rightMiddle.x + 'px';
|
|
this.rightMiddleClickBox.style.top = rightMiddle.y + 'px';
|
|
this.rightLowerClickBox.style.left = rightLower.x + 'px';
|
|
this.rightLowerClickBox.style.top = rightLower.y + 'px';
|
|
|
|
this.upperMiddleClickBox.style.left = upperMiddle.x + 'px';
|
|
this.upperMiddleClickBox.style.top = upperMiddle.y + 'px';
|
|
this.lowerMiddleClickBox.style.left = lowerMiddle.x + 'px';
|
|
this.lowerMiddleClickBox.style.top = lowerMiddle.y + 'px';
|
|
|
|
},
|
|
|
|
createClickBoxes: function() {
|
|
this.leftUpperClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftUpperClickBox","clickBox"]);
|
|
this.leftMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftMiddleClickBox","clickBox"]);
|
|
this.leftLowerClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftLowerClickBox","clickBox"]);
|
|
this.rightUpperClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightUpperClickBox","clickBox"]);
|
|
this.rightMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightMiddleClickBox","clickBox"]);
|
|
this.rightLowerClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightLowerClickBox","clickBox"]);
|
|
this.upperMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["upperMiddleClickBox","clickBox"]);
|
|
this.lowerMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["lowerMiddleClickBox","clickBox"]);
|
|
this.leftUpperClickBox2 = this.createElement('div',ImageEditor.Random.string(5),["leftUpperClickBox","clickBox"]);
|
|
//Safarai requires creating another clickbox because leftUppperClickBox is hidden (hack)
|
|
|
|
},
|
|
|
|
createElement: function(tag,id,classes) {
|
|
var newElement = document.createElement(tag);
|
|
newElement.id = id;
|
|
classes.each(function(item) {
|
|
Element.addClassName(newElement,item);
|
|
}
|
|
);
|
|
this.addListener(newElement);
|
|
this.element.appendChild(newElement);
|
|
return newElement;
|
|
},
|
|
|
|
bindAll: function() {
|
|
this.setListeners = ImageEditor.Resizeable.setListeners.bind(this);
|
|
this.placeClickBox = ImageEditor.Resizeable.placeClickBox.bind(this);
|
|
this.resizeStart = ImageEditor.Resizeable.resizeStart.bind(this);
|
|
this.onResize = ImageEditor.Resizeable.onResize.bind(this);
|
|
this.resize = ImageEditor.Resizeable.resize.bind(this);
|
|
this.createClickBoxes = ImageEditor.Resizeable.createClickBoxes.bind(this);
|
|
this.createElement = ImageEditor.Resizeable.createElement.bind(this);
|
|
this.addListener = ImageEditor.Resizeable.addListener.bind(this);
|
|
this.addDraging = ImageEditor.Resizeable.addDraging.bind(this);
|
|
this.setVisible = ImageEditor.Resizeable.setVisible.bind(this);
|
|
this.removeDraging = ImageEditor.Resizeable.removeDraging.bind(this);
|
|
this.disable = ImageEditor.Resizeable.disable.bind(this);
|
|
this.enable = ImageEditor.Resizeable.enable.bind(this);
|
|
|
|
this.leftUpperDrag = ImageEditor.Resizeable.leftUpperDrag.bind(this);
|
|
this.leftMiddleDrag = ImageEditor.Resizeable.leftMiddleDrag.bind(this);
|
|
this.leftLowerDrag = ImageEditor.Resizeable.leftLowerDrag.bind(this);
|
|
this.rightUpperDrag = ImageEditor.Resizeable.rightUpperDrag.bind(this);
|
|
this.rightMiddleDrag = ImageEditor.Resizeable.rightMiddleDrag.bind(this);
|
|
this.rightLowerDrag = ImageEditor.Resizeable.rightLowerDrag.bind(this);
|
|
this.upperMiddleDrag = ImageEditor.Resizeable.upperMiddleDrag.bind(this);
|
|
this.lowerMiddleDrag = ImageEditor.Resizeable.lowerMiddleDrag.bind(this);
|
|
},
|
|
|
|
setListeners: function() {
|
|
Event.observe('Main','mousemove',this.onResize);
|
|
Event.observe('Main','mouseup',this.resizeStop);
|
|
},
|
|
|
|
addListener: function(element) {
|
|
Event.observe(element,'mousedown',this.resizeStart);
|
|
Event.observe(element,'mousemove',this.onResize);
|
|
|
|
},
|
|
|
|
addDraging: function() {
|
|
if(this.draggableImage) this.removeDraging();
|
|
var options = {
|
|
starteffect: function() {},
|
|
endeffect: function() {},
|
|
change: this.onDrag
|
|
};
|
|
this.draggableImage = new Draggable(this.element,options);
|
|
},
|
|
|
|
removeDraging: function() {
|
|
if(this.draggableImage) {
|
|
this.draggableImage.destroy();
|
|
this.draggableImage = null;
|
|
}
|
|
},
|
|
|
|
setVisible: function(setVisible) {
|
|
this.isVisible = setVisible;
|
|
if(setVisible) {
|
|
Element.show(
|
|
this.leftUpperClickBox,
|
|
this.leftUpperClickBox2,
|
|
this.leftMiddleClickBox,
|
|
this.leftLowerClickBox,
|
|
this.rightUpperClickBox,
|
|
this.rightMiddleClickBox,
|
|
this.rightLowerClickBox,
|
|
this.upperMiddleClickBox,
|
|
this.lowerMiddleClickBox);
|
|
this.addDraging();
|
|
} else {
|
|
Element.hide(
|
|
this.leftUpperClickBox,
|
|
this.leftUpperClickBox2,
|
|
this.leftMiddleClickBox,
|
|
this.leftLowerClickBox,
|
|
this.rightUpperClickBox,
|
|
this.rightMiddleClickBox,
|
|
this.rightLowerClickBox,
|
|
this.upperMiddleClickBox,
|
|
this.lowerMiddleClickBox);
|
|
this.removeDraging();
|
|
}
|
|
},
|
|
|
|
disable: function() {
|
|
this.isEnabled = false;
|
|
},
|
|
|
|
enable: function() {
|
|
this.isEnabled = true;
|
|
}
|
|
} |