430 lines
12 KiB
JavaScript
430 lines
12 KiB
JavaScript
OpenCCM.prototype.showImageDialog = function(image)
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{
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if (!this.dialogs["images"])
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{
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this.prepareImageDialog();
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}
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var editor = this.editor;
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this.image = image;
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var data =
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{
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src : "",
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name : "",
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alt : "",
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title : "",
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width : "",
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height : "",
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caption : "",
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alignment : "",
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caption : "",
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fancybox : "",
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aspect : ""
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};
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if (typeof image == "undefined" )
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{
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image = editor.getParentElement();
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if ( image && image.tagName.toLowerCase() != "img" )
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{
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image = null;
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}
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}
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this.image = image;
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if (image && image.tagName.toLowerCase() == "img")
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{
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data.src = this.editor.fixRelativeLinks(image.getAttribute("src"));
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data.alt = image.getAttribute("alt");
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data.name = image.getAttribute("name");
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data.title = image.getAttribute("title");
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data.width = image.getAttribute("width");
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data.height = image.getAttribute("height");
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if (image.parentNode.tagName.toLowerCase() == "div")
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{
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// Parent node is not a link, so there is not zoom or gallery function
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alignment = image.parentNode.getAttribute("class");
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if (alignment != "image none")
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{
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data.alignment = alignment.substring(alignment.indexOf(" ") + 1);
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}
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else
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{
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data.alignment = "none";
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}
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data.caption = (image.nextSibling.tagName.toLowerCase() == "span" && image.nextSibling.firstChild) ? image.nextSibling.firstChild.nodeValue : "";
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data.fancybox = "none";
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// data.galleryName = "";
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}
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else
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{
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// Parent node is a link
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alignment = image.parentNode.parentNode.getAttribute("class");
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if (alignment != "image none")
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{
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data.alignment = alignment.substring(alignment.indexOf(" ") + 1);
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}
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else
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{
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data.alignment="none";
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}
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data.fancybox = image.parentNode.getAttribute("class");
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// data.galleryName = (image.parentNode.getAttribute("class") == "imageGallery") ? image.parentNode.getAttribute("rel") : "";
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data.caption = (image.parentNode.nextSibling.tagName.toLowerCase() == "span" && image.parentNode.nextSibling.firstChild) ? image.parentNode.nextSibling.firstChild.nodeValue : "";
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}
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// Calculate aspect ratio
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data.aspect = data.width / data.height;
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}
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else
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{
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data.alignment = "none";
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// data.caption = "";
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data.fancybox = "none";
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// data.galleryName = "";
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}
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// now calling the show method of the Xinha.Dialog object to set the values and show the actual dialog
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this.dialogs["images"].show(data);
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// If image set, show preview
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if(data.src != "")
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{
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this.dialogs["images"].getElementById(this.dialogs["images"].id["ipreview"]).src = data.src;
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this.resizePreview(this.dialogs["images"]);
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this.dialogs["images"].getElementById(this.dialogs["images"].id["preview"]).style.display = "block";
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}
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else
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{
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// Preview dekativieren
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this.dialogs["images"].getElementById(this.dialogs["images"].id["ipreview"]).src = "about:blank";
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this.dialogs["images"].getElementById(this.dialogs["images"].id["preview"]).style.display = "none";
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}
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};
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OpenCCM.prototype.prepareImageDialog = function()
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{
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var self = this;
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var editor = this.editor;
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var dialog = this.dialogs["images"] = new Xinha.Dialog(editor, OpenCCM.imagesHtml, 'Xinha',{width:410})
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// Connect the OK and Cancel buttons
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dialog.getElementById("ok").onclick = function() {self.imageApply();}
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dialog.getElementById("remove").onclick = function() { self.imageRemove(); };
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dialog.getElementById("cancel").onclick = function() { self.dialogs["images"].hide(); };
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// Connect the Select button
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dialog.getElementById("browse").onclick = function() { self.imageBrowse(window); };
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// Connect onkeyup event handler with dimension filed to recalculate the size according to aspect ratio
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dialog.getElementById("width").onkeyup = function() { self.calcHeight(); };
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dialog.getElementById("height").onkeyup = function() { self.calcWidth(); };
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// OnResize
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this.dialogs["images"].onresize = function ()
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{
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self.resizeDialog(this);
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};
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this.imageDialogReady = true;
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};
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// Write HTML code
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OpenCCM.prototype.imageApply = function()
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{
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var values = this.dialogs["images"].hide();
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var image = this.image;
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var editor = this.editor;
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var modifyImage = (image != null && image.tagName.toLowerCase() == "img");
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var imgAttr =
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{
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src : "",
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alt : "",
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title : "",
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name : "",
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width : "",
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height : ""
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};
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var spanAttr =
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{
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class : "caption",
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style : "",
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}
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var linkAttr =
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{
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href : "",
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title : "",
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rel : "",
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class : ""
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};
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var divAttr =
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{
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class : "image"
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};
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// If not all mandatory informations are set
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if (!values.src)
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{
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// don't do anything at all
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return false;
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}
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// Read form values for image
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imgAttr.src = values.src;
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imgAttr.alt = values.alt;
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imgAttr.name = values.name;
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imgAttr.title = values.title;
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imgAttr.width = values.width;
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imgAttr.height = values.height;
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// Read form values for caption
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if(values.caption)
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{
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spanAttr.style = "width:" + imgAttr.width + "px";
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}
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// Read form values for link
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if(values.fancybox.value == "imageZoom")
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{
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linkAttr.href = values.src;
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linkAttr.title = values.title;
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linkAttr.rel = "";
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linkAttr.class = "imageZoom";
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}
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else if(values.fancybox.value == "imageGallery")
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{
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linkAttr.href = values.src;
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linkAttr.title = values.title;
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linkAttr.rel = "imageGallery";
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linkAttr.class = "imageGallery";
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}
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// Read form values for div
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if(values.alignment.value != "")
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{
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divAttr.class += " " + values.alignment.value;
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}
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var div;
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// Modify Image
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if(modifyImage)
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{
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// Get the parent for img node
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div = image.parentNode;
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// if the tagname of div is "a"
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if(div.tagName.toLowerCase() == "a")
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{
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// go up one level to find the real div
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div = div.parentNode;
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}
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// remove all childs from div.image
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while (div.childNodes.length > 0)
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{
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div.removeChild(div.firstChild);
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}
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}
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// Add Image
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else
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{
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// create new div.image
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div = document.createElement("div");
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}
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// set attributes for div
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for(var attr in divAttr)
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{
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div.setAttribute(attr, divAttr[attr]);
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}
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// the folling has to be done for both cases
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// insert link, if fancybox features are activated
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if(values.fancybox.value != "none")
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{
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link = document.createElement("a");
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for(var attr in linkAttr)
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{
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link.setAttribute(attr, linkAttr[attr]);
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}
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div.appendChild(link);
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}
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// insert the image, obviously
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var img = document.createElement("img");
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for(var attr in imgAttr)
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{
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img.setAttribute(attr, imgAttr[attr]);
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}
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if(values.fancybox.value != "none")
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{
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link.appendChild(img);
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}
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else
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{
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div.appendChild(img);
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}
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// insert caption if selected
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if(values.caption)
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{
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var span = document.createElement("span");
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for(var attr in spanAttr)
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{
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span.setAttribute(attr, spanAttr[attr]);
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}
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span.appendChild(document.createTextNode(imgAttr.title));
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div.appendChild(span);
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}
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// insert new div only if we not modifying an image
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if(!modifyImage) {
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editor.insertNodeAtSelection(div);
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}
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// set cursor after div
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this.editor.selectNodeContents(div.nextSibling, 0);
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};
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OpenCCM.prototype.imageRemove = function()
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{
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// Close the dialog
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this.dialogs["images"].hide();
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// Get the parent div for img node
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var div = this.image.parentNode;
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// if the tagname of div is "a"
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if(div.tagName.toLowerCase() == "a")
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{
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// go up one level to find the real div
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div = div.parentNode;
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}
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// remove this div
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div.parentNode.removeChild(div);
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return true;
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};
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OpenCCM.prototype.imageBrowse = function(window)
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{
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var baseURL = window.location.href;
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var offset = baseURL.lastIndexOf("/");
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var destURL = baseURL.slice(0, offset+1) + "image_select.jsp";
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// var searchDialog = new Xinha.Dialog(this.editor, destURL, '');//,{width:800, height:600}, {'closable':true});
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// searchDialog.show();
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var selectWindow = window.open(destURL, "_blank", "scrollbars=yes,directories=no,toolbar=no,width=800,height=600,status=no,menubar=no");
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window.openCCM = this;
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return false;
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};
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OpenCCM.prototype.imageSet = function(imageData)
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{
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var dialog = this.dialogs["images"];
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dialog.getElementById(dialog.id["src"]).value = imageData.src;
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dialog.getElementById(dialog.id["ipreview"]).src = imageData.src;
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dialog.getElementById(dialog.id["width"]).value = imageData.width;
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dialog.getElementById(dialog.id["height"]).value = imageData.height;
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dialog.getElementById(dialog.id["name"]).value = imageData.name;
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dialog.getElementById(dialog.id["aspect"]).value = imageData.width / imageData.height;
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if(imageData.src != "")
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{
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// this.resizePreview(dialog);
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dialog.getElementById(dialog.id["preview"]).style.display = "block";
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this.resizeDialog(dialog);
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} else {
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dialog.getElementById(dialog.id["preview"]).style.display = "none";
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}
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};
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OpenCCM.prototype._getCombinedComponentHeight = function()
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{
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var dialog = this.dialogs["images"];
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return dialog.getElementById(dialog.id["h1"]).offsetHeight +
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dialog.getElementById(dialog.id["common"]).offsetHeight +
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dialog.getElementById(dialog.id["layout"]).offsetHeight +
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dialog.getElementById(dialog.id["dimensions"]).offsetHeight +
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dialog.getElementById(dialog.id["buttons"]).offsetHeight +
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parseInt(dialog.rootElem.style.paddingBottom,10) +
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10;
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};
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OpenCCM.prototype.resizeDialog = function(dialog)
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{
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if(dialog.getElementById(dialog.id["preview"]).style.display == "block")
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{
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// Recalculate height of preview
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dialog.getElementById(dialog.id["preview"]).style.height = Math.min(Math.max(0, dialog.height - this._getCombinedComponentHeight() - 20), Math.round((window.innerHeight * 0.8) - this._getCombinedComponentHeight())) + "px";
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// Resize preview image
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this.resizePreview(dialog);
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}
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dialog.width = Math.min(Math.max(10, dialog.width), Math.round((window.innerWidth * 0.8)));
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dialog.height = Math.min(Math.max(10, dialog.height), Math.round((window.innerHeight * 0.8)));
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};
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OpenCCM.prototype.resizePreview = function(dialog)
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{
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var layoutElem = dialog.getElementById(dialog.id["layout"]);
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var previewElem = dialog.getElementById(dialog.id["preview"]);
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var maxWidth = layoutElem.offsetWidth - 5;
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var maxHeight = previewElem.offsetHeight && previewElem.offsetHeight - 15 < Math.round((window.innerHeight * 0.8) - this._getCombinedComponentHeight())
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? previewElem.offsetHeight - 15
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: Math.round((window.innerHeight * 0.8) - this._getCombinedComponentHeight());
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dialog.getElementById(dialog.id["ipreview"]).style.width = "auto";
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dialog.getElementById(dialog.id["ipreview"]).style.height = "auto";
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var width = parseInt(dialog.getElementById(dialog.id["ipreview"]).width,10);
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var height = parseInt(dialog.getElementById(dialog.id["ipreview"]).height,10);
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// alert("W: " + maxWidth +" "+ width + "H: " + maxHeight +" "+ height);
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var zoom = height > 0
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? Math.min(maxWidth / width, maxHeight / height)
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: maxWidth / width;
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// alert("Zoom: " + zoom);
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var w = dialog.getElementById(dialog.id["ipreview"]).style.width = Math.round(width * zoom) + "px";
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var h = dialog.getElementById(dialog.id["ipreview"]).style.height = Math.round(height * zoom) + "px";
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};
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OpenCCM.prototype.calcWidth = function()
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{
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var dialog = this.dialogs["images"];
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dialog.getElementById(dialog.id["width"]).value =
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Math.round(dialog.getElementById("height").value * dialog.getElementById("aspect").value);
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};
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OpenCCM.prototype.calcHeight = function()
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{
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var dialog = this.dialogs["images"];
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dialog.getElementById(dialog.id["height"]).value =
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Math.round(dialog.getElementById("width").value / dialog.getElementById("aspect").value);
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};
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