mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-06-26 14:39:27 +02:00
1dd80edb8a
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@79474 467b73ca-7a2a-4603-9d3b-597d59a354a9
298 lines
13 KiB
JavaScript
298 lines
13 KiB
JavaScript
/**
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* @author Mateusz
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*/
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ImageEditor.Resizeable = {
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initialize: function(element,options) {
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this.resizeStop = options.resizeStop.bind(this);
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this.onDrag = options.onDrag.bind(this);
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this.customOnResize = options.onResize.bind(this);
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this.getMousePos = options.getMousePos.bind(this);
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this.bindAll = ImageEditor.Resizeable.bindAll.bind(this);
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this.bindAll();
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this.element = element;
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this.createClickBoxes();
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this.setListeners();
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this.originalHeight = 0;
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this.originalWidth = 0;
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this.isEnabled = true;
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},
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resizeStart: function(event) {
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if(Element.hasClassName(Event.element(event),'clickBox')) {
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ImageEditor.EventStack.addEvent(event);
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Event.stop(event);
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}
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},
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leftUpperDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
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var newHeight = top - relativeMouseY + height;
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var newWidth = Math.round(newHeight / ratio);
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if(this.resize(newWidth,newHeight)) {
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this.element.style.top = top - (newHeight - height) + "px";
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this.element.style.left = left - (newWidth - width) + "px";
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if(parseInt(this.element.style.left) < 0) this.element.style.left = "1px";
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}
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},
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leftMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
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var newWidth = left - relativeMouseX + width;
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if(this.resize(newWidth,-1000)) this.element.style.left = left - (left - relativeMouseX) + "px";
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},
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leftLowerDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
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var newHeight = relativeMouseY - (top + height) + height;
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var newWidth = Math.round(newHeight / ratio);
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if(this.resize(newWidth,newHeight)) {
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this.element.style.left = left - (newWidth - width) + "px";
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if(parseInt(this.element.style.left) < 0) this.element.style.left = "1px";
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}
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},
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rightUpperDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
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var newHeight = top - relativeMouseY + height;
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var newWidth = Math.round(newHeight / ratio);
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if(this.resize(newWidth,newHeight)) this.element.style.top = (top - (newHeight - height) ) + 'px';
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},
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rightMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
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var newWidth = relativeMouseX - left;
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this.resize(newWidth,-1000);
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},
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rightLowerDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY,ratio) {
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var newHeight = relativeMouseY - top;
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var newWidth = Math.round(newHeight / ratio);
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this.resize(newWidth,newHeight);
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},
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upperMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
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var newHeight = top - relativeMouseY + height;
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if(this.resize(-1000,newHeight)) {
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this.element.style.top = (top - (newHeight - height)) + 'px';
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}
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},
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lowerMiddleDrag: function(event,top,left,height,width,parentTop,parentLeft,relativeMouseX,relativeMouseY) {
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var newHeight = relativeMouseY - (top + height) + height;
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this.resize(-1000,newHeight);
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},
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onResize: function(event) {
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if(ImageEditor.EventStack.getLastEventElement() != null && this.isVisible && this.isEnabled) {
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var lastEventElement = ImageEditor.EventStack.getLastEventElement();
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var relativeMouseX = this.getMousePos(event).x - this.element.getParentLeft();
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var relativeMouseY = this.getMousePos(event).y - this.element.getParentTop();
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if(Element.hasClassName(lastEventElement,'leftUpperClickBox')) {
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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);
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}
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if(Element.hasClassName(lastEventElement,'leftMiddleClickBox')) {
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this.leftMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
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}
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if(Element.hasClassName(lastEventElement,'leftLowerClickBox')) {
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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);
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}
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if(Element.hasClassName(lastEventElement,'rightUpperClickBox')) {
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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);
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}
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if(Element.hasClassName(lastEventElement,'rightMiddleClickBox')) {
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this.rightMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
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}
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if(Element.hasClassName(lastEventElement,'rightLowerClickBox')) {
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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);
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}
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if(Element.hasClassName(lastEventElement,'upperMiddleClickBox')) {
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this.upperMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
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}
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if(Element.hasClassName(lastEventElement,'lowerMiddleClickBox')) {
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this.lowerMiddleDrag(event,this.element.getTop(),this.element.getLeft(),this.element.getHeight(),this.element.getWidth(),this.element.getParentTop(),this.element.getParentLeft(),relativeMouseX,relativeMouseY);
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}
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this.placeClickBox();
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this.customOnResize(this.element.getWidth(),this.element.getHeight());
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ImageEditor.imageBox.reCenterIndicator();
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Event.stop(event);
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}
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},
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resize: function(width,height) {
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if(width < 35 && height == -1000) {
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return false;
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}
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if(height < 35 && width == -1000) {
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return false;
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}
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if((width < 35 || height < 35) && (width != -1000 && height != -1000)) {
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return false;
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}
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if(width == -1000) {
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width = this.originalWidth;
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}
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if(height == -1000) {
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height = this.originalHeight;
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}
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if(!ImageEditor.crop.isVisible) {
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$('image').style.width = width + 'px';
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$('image').style.height = height + 'px';
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}
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this.element.style.width = width + "px";
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this.element.style.height = height + "px";
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return true;
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},
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placeClickBox: function(event) {
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if(event != null) {
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this.originalHeight = Element.getDimensions(this.element).height;
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this.originalWidth = Element.getDimensions(this.element).width;
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}
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var width = Element.getDimensions(this.element).width;
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var height = Element.getDimensions(this.element).height;
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var clickBoxHalfWidth = Math.floor(Element.getDimensions(this.leftUpperClickBox2).width/2)+1;
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var leftUpper = new ImageEditor.Point.initialize(-clickBoxHalfWidth,-clickBoxHalfWidth);
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var leftMiddle = new ImageEditor.Point.initialize(-clickBoxHalfWidth,height/2-clickBoxHalfWidth);
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var leftLower = new ImageEditor.Point.initialize(-clickBoxHalfWidth,height-clickBoxHalfWidth);
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var rightUpper = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,-clickBoxHalfWidth);
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var rightMiddle = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,height/2-clickBoxHalfWidth);
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var rightLower = new ImageEditor.Point.initialize(width-clickBoxHalfWidth,height-clickBoxHalfWidth);
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var upperMiddle = new ImageEditor.Point.initialize(width/2-clickBoxHalfWidth,-clickBoxHalfWidth);
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var lowerMiddle = new ImageEditor.Point.initialize(width/2-clickBoxHalfWidth,height-clickBoxHalfWidth);
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this.leftUpperClickBox.style.left = leftUpper.x + 'px';
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this.leftUpperClickBox.style.top = leftUpper.y + 'px';
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this.leftUpperClickBox2.style.left = leftUpper.x + 'px';
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this.leftUpperClickBox2.style.top = leftUpper.y + 'px';
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this.leftMiddleClickBox.style.left = leftMiddle.x + 'px';
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this.leftMiddleClickBox.style.top = leftMiddle.y + 'px';
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this.leftLowerClickBox.style.left = leftLower.x + 'px';
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this.leftLowerClickBox.style.top = leftLower.y + 'px';
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this.rightUpperClickBox.style.left = rightUpper.x + 'px';
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this.rightUpperClickBox.style.top = rightUpper.y + 'px';
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this.rightMiddleClickBox.style.left = rightMiddle.x + 'px';
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this.rightMiddleClickBox.style.top = rightMiddle.y + 'px';
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this.rightLowerClickBox.style.left = rightLower.x + 'px';
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this.rightLowerClickBox.style.top = rightLower.y + 'px';
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this.upperMiddleClickBox.style.left = upperMiddle.x + 'px';
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this.upperMiddleClickBox.style.top = upperMiddle.y + 'px';
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this.lowerMiddleClickBox.style.left = lowerMiddle.x + 'px';
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this.lowerMiddleClickBox.style.top = lowerMiddle.y + 'px';
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},
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createClickBoxes: function() {
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this.leftUpperClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftUpperClickBox","clickBox"]);
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this.leftMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftMiddleClickBox","clickBox"]);
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this.leftLowerClickBox = this.createElement('div',ImageEditor.Random.string(5),["leftLowerClickBox","clickBox"]);
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this.rightUpperClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightUpperClickBox","clickBox"]);
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this.rightMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightMiddleClickBox","clickBox"]);
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this.rightLowerClickBox = this.createElement('div',ImageEditor.Random.string(5),["rightLowerClickBox","clickBox"]);
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this.upperMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["upperMiddleClickBox","clickBox"]);
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this.lowerMiddleClickBox = this.createElement('div',ImageEditor.Random.string(5),["lowerMiddleClickBox","clickBox"]);
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this.leftUpperClickBox2 = this.createElement('div',ImageEditor.Random.string(5),["leftUpperClickBox","clickBox"]);
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//Safarai requires creating another clickbox because leftUppperClickBox is hidden (hack)
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},
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createElement: function(tag,id,classes) {
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var newElement = document.createElement(tag);
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newElement.id = id;
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classes.each(function(item) {
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Element.addClassName(newElement,item);
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}
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);
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this.addListener(newElement);
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this.element.appendChild(newElement);
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return newElement;
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},
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bindAll: function() {
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this.setListeners = ImageEditor.Resizeable.setListeners.bind(this);
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this.placeClickBox = ImageEditor.Resizeable.placeClickBox.bind(this);
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this.resizeStart = ImageEditor.Resizeable.resizeStart.bind(this);
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this.onResize = ImageEditor.Resizeable.onResize.bind(this);
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this.resize = ImageEditor.Resizeable.resize.bind(this);
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this.createClickBoxes = ImageEditor.Resizeable.createClickBoxes.bind(this);
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this.createElement = ImageEditor.Resizeable.createElement.bind(this);
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this.addListener = ImageEditor.Resizeable.addListener.bind(this);
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this.addDraging = ImageEditor.Resizeable.addDraging.bind(this);
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this.setVisible = ImageEditor.Resizeable.setVisible.bind(this);
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this.removeDraging = ImageEditor.Resizeable.removeDraging.bind(this);
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this.disable = ImageEditor.Resizeable.disable.bind(this);
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this.enable = ImageEditor.Resizeable.enable.bind(this);
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this.leftUpperDrag = ImageEditor.Resizeable.leftUpperDrag.bind(this);
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this.leftMiddleDrag = ImageEditor.Resizeable.leftMiddleDrag.bind(this);
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this.leftLowerDrag = ImageEditor.Resizeable.leftLowerDrag.bind(this);
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this.rightUpperDrag = ImageEditor.Resizeable.rightUpperDrag.bind(this);
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this.rightMiddleDrag = ImageEditor.Resizeable.rightMiddleDrag.bind(this);
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this.rightLowerDrag = ImageEditor.Resizeable.rightLowerDrag.bind(this);
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this.upperMiddleDrag = ImageEditor.Resizeable.upperMiddleDrag.bind(this);
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this.lowerMiddleDrag = ImageEditor.Resizeable.lowerMiddleDrag.bind(this);
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},
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setListeners: function() {
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Event.observe('Main','mousemove',this.onResize);
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Event.observe('Main','mouseup',this.resizeStop);
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},
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addListener: function(element) {
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Event.observe(element,'mousedown',this.resizeStart);
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Event.observe(element,'mousemove',this.onResize);
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},
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addDraging: function() {
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if(this.draggableImage) this.removeDraging();
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var options = {
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starteffect: function() {},
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endeffect: function() {},
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change: this.onDrag
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};
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this.draggableImage = new Draggable(this.element,options);
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},
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removeDraging: function() {
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if(this.draggableImage) {
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this.draggableImage.destroy();
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this.draggableImage = null;
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}
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},
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setVisible: function(setVisible) {
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this.isVisible = setVisible;
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if(setVisible) {
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Element.show(
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this.leftUpperClickBox,
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this.leftUpperClickBox2,
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this.leftMiddleClickBox,
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this.leftLowerClickBox,
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this.rightUpperClickBox,
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this.rightMiddleClickBox,
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this.rightLowerClickBox,
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this.upperMiddleClickBox,
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this.lowerMiddleClickBox);
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this.addDraging();
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} else {
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Element.hide(
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this.leftUpperClickBox,
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this.leftUpperClickBox2,
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this.leftMiddleClickBox,
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this.leftLowerClickBox,
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this.rightUpperClickBox,
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this.rightMiddleClickBox,
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this.rightLowerClickBox,
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this.upperMiddleClickBox,
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this.lowerMiddleClickBox);
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this.removeDraging();
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}
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},
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disable: function() {
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this.isEnabled = false;
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},
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enable: function() {
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this.isEnabled = true;
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}
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} |