996 lines
24 KiB
HTML
996 lines
24 KiB
HTML
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<html xmlns="http://www.w3.org/TR/REC-html40">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
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<script type="text/javascript" language="javascript">
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var BUFFER = 1;
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var pnzObj = null;
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// ----- START ----- cross-browser event manipulation helpers ---------------------------
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function getEvent(event)
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{
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// Retrieve the event in IE
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if (!event)
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return window.event;
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// Return the passed event for everything else
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return event;
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}
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function getSrcElem(event)
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{
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var event = getEvent(event);
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// Reference the element howeaver this browser can
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var elem;
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if (event.target) // For Firefox
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elem = event.target;
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else if (event.srcElement) // For IE
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elem = event.srcElement;
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if (elem.nodeType == 3) // For Safari
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elem = elem.parentNode;
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return elem
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}
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// ----- END ----------------------------------------------------------------------------
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function zoomObject()
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{
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this.PZImgRatio = null;
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this.zoomWinHeight = null;
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this.zoomWinWidth = null;
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this.zoomWinTop = null;
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this.zoomWinLeft = null;
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this.scaleFactor = null;
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this.updateContent = zObj_updateContent;
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this.doOnBodyResize = zObj_doOnBodyResize;
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this.clipZoomRect = zObj_clipZoomRect;
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}
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var g_thumbHeight = window.clientHeight;
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var g_thumbWidth = window.clientWidth;
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zoomObj = new zoomObject();
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function showObject( divObject, divID )
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{
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if( divObject == null )
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divObject = getObj( divID );
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if( divObject != null )
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{
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divObject.style.visibility = "visible";
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}
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return divObject;
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}
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function hideObject( divObject, divID )
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{
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if( divObject == null )
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divObject = getObj( divID );
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if( divObject != null )
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{
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divObject.style.visibility = "hidden";
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}
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return divObject;
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}
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function zObj_updateContent( win_width, win_height, VMLDiv_left, VMLDiv_top, VMLDiv_width, VMLDiv_height )
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{
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this.mainWinWidth = win_width;
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this.mainWinHeight = win_height;
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this.mainImgRatio = VMLDiv_height / VMLDiv_width;
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this.doOnBodyResize();
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}
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function zObj_doOnBodyResize()
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{
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return;
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}
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function zObj_clipZoomRect( objectToClip )
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{
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if( objectToClip == null )
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{
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objectToClip = zoomRectObj;
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}
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var clipTop = ( objectToClip.style.posTop < (g_thumbTop) ) ? (g_thumbTop - objectToClip.style.posTop) : 0;
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var clipLeft = ( objectToClip.style.posLeft < (g_thumbLeft) ) ? (g_thumbLeft - objectToClip.style.posLeft) : 0;
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var clipBottom = ( (objectToClip.style.posHeight - clipTop) > (g_thumbTop + g_thumbHeight + 2 * BUFFER) ) ? (g_thumbHeight + clipTop + BUFFER) : objectToClip.style.posHeight;
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var clipRight = 0;
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if( (this.zoomWinWidth - clipLeft) > (g_thumbLeft + g_thumbWidth) )
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{
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if( clipLeft == 0 )
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{
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clipRight = g_thumbWidth - objectToClip.style.posLeft + 2 * BUFFER;
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}
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else
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{
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clipRight = (g_thumbWidth + clipLeft + BUFFER);
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}
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}
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else
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{
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clipRight = objectToClip.style.posWidth;
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}
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clipTo( objectToClip, clipTop, clipRight, clipBottom, clipLeft);
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}
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function findContent()
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{
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zoomRectDiv.style.display = "none";
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newZoomWindowDiv.style.display = "none";
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if (parent.parent.frmDrawing && parent.parent.viewMgr)
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{
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var viewMgr = parent.parent.viewMgr;
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var createPNZ = parent.parent.viewMgr.createPNZ;
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if (createPNZ)
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{
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divThumb = document.getElementById("divThumbnail");
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pnzObj = createPNZ(divThumb, document.body.clientWidth, document.body.clientHeight);
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// Force this window to call the correct callback function
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window[pnzObj.callbackIndex] = function(a){ pnzObj.handleLoad(a); };
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zoomRectObj = document.getElementById("zoomRectDiv");
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showObject( zoomRectObj );
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viewMgr.viewChanged = PageViewChanged;
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}
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}
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}
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function getPixelWidth()
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{
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return pnzObj.rootCanvas.Width * pnzObj.scale;
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}
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function getPixelHeight()
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{
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return pnzObj.rootCanvas.Height * pnzObj.scale;
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}
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function getPixelTop()
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{
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if(pnzObj.rootCanvas['Canvas.Top'])
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return pnzObj.rootCanvas['Canvas.Top'];
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else
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return 0;
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}
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function getPixelLeft()
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{
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if(pnzObj.rootCanvas['Canvas.Left'])
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return pnzObj.rootCanvas['Canvas.Left'];
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else
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return 0;
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}
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function inSLBounds(x, y)
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{
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if(x < getPixelLeft() || x > getPixelLeft() + getPixelWidth() ||
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y < getPixelTop() || y > getPixelTop() + getPixelHeight())
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return false;
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return true;
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}
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function setZoomRectCursor(event)
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{
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var event = getEvent(event);
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var x = getMouseXcoord(event) - zoomObj.zoomWinLeft;
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var y = getMouseYcoord(event) - zoomObj.zoomWinTop;
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var rbw = 5;
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var newCursor = "";
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if( y > (zoomObj.zoomWinHeight - rbw) )
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newCursor = "s"
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else if( y < rbw )
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newCursor = "n";
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if( x < rbw )
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newCursor += "w";
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else if( x > (zoomObj.zoomWinWidth - rbw) )
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newCursor += "e";
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if( newCursor != "" )
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zoomRectObj.style.cursor = newCursor + "-resize";
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else
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zoomRectObj.style.cursor = "move";
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}
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function startZoomRectDrag(event)
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{
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var event = getEvent(event);
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var currentCursor = zoomRectObj.style.cursor;
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if( currentCursor.indexOf( '-' ) != -1 )
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{
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g_resizeDirection = currentCursor.split( '-' )[0];
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startDrag( event, 'zoomRectDiv', doResizeZoomRectDrag, stopResizeZoomRectDrag );
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}
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else
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{
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startDrag( event, 'zoomRectDiv', doZoomRectDrag, stopZoomRectDrag );
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}
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}
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function doZoomRectDrag(dragObj, x, y)
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{
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var rectLeft = parseInt(dragObj.divObject.style.left);
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var rectTop = parseInt(dragObj.divObject.style.top);
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var rectWidth = parseInt(dragObj.divObject.style.width);
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var rectHeight = parseInt(dragObj.divObject.style.height);
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var xOffset = 0;
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var yOffset = 0;
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var xPercent = 0;
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var yPercent = 0;
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var pnzImgLeft = getPixelLeft();
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var pnzImgTop = getPixelTop();
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var pnzImgWidth = getPixelWidth();
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var pnzImgHeight = getPixelHeight();
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xOffset = x + dragObj.xOffset - pnzImgLeft;
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xPercent = xOffset / pnzImgWidth;
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yOffset = y + dragObj.yOffset - pnzImgTop;
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yPercent = yOffset / pnzImgHeight;
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if (xOffset < 0)
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{
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xPercent = 0;
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xOffset = pnzImgLeft - BUFFER;
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}
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else if (xOffset + rectWidth > pnzImgWidth)
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{
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xPercent = 1;
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xOffset = pnzImgLeft + pnzImgWidth - rectWidth + BUFFER;
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}
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else
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{
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xOffset = x + dragObj.xOffset;
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}
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if (yOffset < 0)
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{
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yPercent = 0;
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yOffset = pnzImgTop - BUFFER;
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}
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else if (yOffset + rectHeight > pnzImgHeight)
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{
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yPercent = 1;
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yOffset = pnzImgTop + pnzImgHeight - rectHeight + BUFFER;
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}
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else
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{
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yOffset = y + dragObj.yOffset;
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}
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if (parent.parent.viewMgr.setView)
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{
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var viewMgr = parent.parent.viewMgr;
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viewMgr.PostSetViewProcessing = PostSetViewProcessing;
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viewMgr.ChangingView = true;
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viewMgr.setView (xPercent, yPercent);
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}
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setZWinSize (null, null, xOffset, yOffset);
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}
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function stopZoomRectDrag(dragObj, x, y)
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{
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var event = dragObj.event;
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var el = getSrcElem(event);
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g_newLeft = parseInt(el.style.left);
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g_newTop = parseInt(el.style.top);
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}
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function setZWinSize( newWidth, newHeight, newLeft, newTop )
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{
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if( newWidth != null && newWidth >= 0 )
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{
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zoomObj.zoomWinWidth = newWidth;
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zoomRectObj.style.width = newWidth;
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}
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if( newHeight != null && newHeight >= 0 )
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{
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zoomObj.zoomWinHeight = newHeight;
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zoomRectObj.style.height = newHeight;
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}
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if( newLeft != null && newLeft >= 0 )
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{
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zoomObj.zoomWinLeft = newLeft;
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zoomRectObj.style.left = newLeft;
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}
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if( newTop != null && newTop >= 0 )
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{
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zoomObj.zoomWinTop = newTop;
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zoomRectObj.style.top= newTop;
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}
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}
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function doResizeZoomRectDrag(dragObj, x, y)
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{
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if(!inSLBounds(x,y))
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return;
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var newWidth = null;
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var newHeight = null;
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var newLeft = null;
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var newTop = null;
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var tmp = parent.parent.frmDrawing;
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if (tmp)
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{
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zoomObj.mainWinWidth = tmp.document.body.clientWidth;
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zoomObj.mainWinHeight = tmp.document.body.clientHeight;
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}
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var widthHeightRatio = zoomObj.mainWinWidth / zoomObj.mainWinHeight;
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var minimumSize = 10;
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if( g_resizeDirection == 'e' )
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{
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newWidth = Math.max( minimumSize, x - zoomObj.zoomWinLeft);
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newHeight = newWidth / widthHeightRatio;
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newTop = zoomObj.zoomWinTop - (newWidth - zoomObj.zoomWinWidth)/4;
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setZWinSize( newWidth, newHeight, newLeft, newTop );
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return;
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}
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if( g_resizeDirection == 'w' )
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{
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newWidth = zoomObj.zoomWinWidth + zoomObj.zoomWinLeft - x;
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if( newWidth > minimumSize )
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{
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newHeight = newWidth / widthHeightRatio;
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newTop = zoomObj.zoomWinTop - (newWidth - zoomObj.zoomWinWidth)/4;
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newLeft = x;
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setZWinSize( newWidth, newHeight, newLeft, newTop );
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}
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return;
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}
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if( g_resizeDirection == 'se' )
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{
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newWidth = Math.max( minimumSize, x - zoomObj.zoomWinLeft);
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newHeight = newWidth / widthHeightRatio;
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setZWinSize( newWidth, newHeight, newLeft, newTop );
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return;
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}
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if( g_resizeDirection == 's' )
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{
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newHeight = Math.max( minimumSize, y - zoomObj.zoomWinTop);
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newWidth = newHeight * widthHeightRatio;
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newLeft = zoomObj.zoomWinLeft - (newHeight - zoomObj.zoomWinHeight)/2;
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setZWinSize( newWidth, newHeight, newLeft, newTop );
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return;
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}
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if( g_resizeDirection == 'sw' )
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{
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newHeight = Math.max( minimumSize, y - zoomObj.zoomWinTop);
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newWidth = newHeight * widthHeightRatio;
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newLeft = zoomObj.zoomWinLeft - ((newHeight - zoomObj.zoomWinHeight) * zoomObj.zoomWinWidth / zoomObj.zoomWinHeight);
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setZWinSize( newWidth, newHeight, newLeft, newTop );
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return;
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}
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if( g_resizeDirection == 'n' )
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{
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newHeight = zoomObj.zoomWinTop - y + zoomObj.zoomWinHeight;
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|
|
if( newHeight > minimumSize )
|
||
|
|
{
|
||
|
|
newWidth = newHeight * widthHeightRatio;
|
||
|
|
newTop = y;
|
||
|
|
newLeft = zoomObj.zoomWinLeft - (newHeight - zoomObj.zoomWinHeight)/2;
|
||
|
|
setZWinSize( newWidth, newHeight, newLeft, newTop );
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( g_resizeDirection == 'ne' )
|
||
|
|
{
|
||
|
|
newHeight = zoomObj.zoomWinTop - y + zoomObj.zoomWinHeight;
|
||
|
|
if( newHeight > minimumSize )
|
||
|
|
{
|
||
|
|
newWidth = newHeight * widthHeightRatio;
|
||
|
|
newTop = y;
|
||
|
|
setZWinSize( newWidth, newHeight, newLeft, newTop );
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( g_resizeDirection == 'nw' )
|
||
|
|
{
|
||
|
|
newHeight = zoomObj.zoomWinTop - y + zoomObj.zoomWinHeight;
|
||
|
|
if( newHeight > minimumSize )
|
||
|
|
{
|
||
|
|
newWidth = newHeight * widthHeightRatio;
|
||
|
|
newTop = y;
|
||
|
|
newLeft = zoomObj.zoomWinLeft - ((newHeight - zoomObj.zoomWinHeight) * zoomObj.zoomWinWidth / zoomObj.zoomWinHeight);
|
||
|
|
setZWinSize( newWidth, newHeight, newLeft, newTop );
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function stopResizeZoomRectDrag(dragObj, x, y)
|
||
|
|
{
|
||
|
|
var xWidthPercent = parseInt(zoomRectDiv.style.width) / getPixelWidth();
|
||
|
|
var yHeightPercent = parseInt(zoomRectDiv.style.height) / getPixelHeight();
|
||
|
|
|
||
|
|
var newZoomLevel = GetZoomLevel (xWidthPercent, yHeightPercent);
|
||
|
|
|
||
|
|
if (parent.parent.viewMgr.Zoom)
|
||
|
|
{
|
||
|
|
var viewMgr = parent.parent.viewMgr;
|
||
|
|
viewMgr.PostZoomProcessing = PostZoomProcessing;
|
||
|
|
viewMgr.ChangingView = true;
|
||
|
|
viewMgr.Zoom (newZoomLevel);
|
||
|
|
}
|
||
|
|
|
||
|
|
g_width = parseInt(zoomRectDiv.style.pixelWidth);
|
||
|
|
g_height = parseInt(zoomRectDiv.style.pixelHeight);
|
||
|
|
g_newLeft = parseInt(zoomRectDiv.style.left);
|
||
|
|
g_newTop = parseInt(zoomRectDiv.style.top);
|
||
|
|
}
|
||
|
|
|
||
|
|
function GetZoomLevel (xWidthPercent, yHeightPercent)
|
||
|
|
{
|
||
|
|
var newZoomLevel;
|
||
|
|
if (xWidthPercent < yHeightPercent)
|
||
|
|
{
|
||
|
|
newZoomLevel = 100 / xWidthPercent;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
newZoomLevel = 100 / yHeightPercent;
|
||
|
|
}
|
||
|
|
|
||
|
|
return newZoomLevel;
|
||
|
|
}
|
||
|
|
|
||
|
|
function PostZoomProcessing (newZoomLevel)
|
||
|
|
{
|
||
|
|
var xOffset = parseInt(zoomRectDiv.style.left) - getPixelLeft();
|
||
|
|
var yOffset = parseInt(zoomRectDiv.style.top) - getPixelTop();
|
||
|
|
|
||
|
|
var xPercent = xOffset / getPixelWidth();
|
||
|
|
var yPercent = yOffset / getPixelHeight();
|
||
|
|
|
||
|
|
var viewMgr = parent.parent.viewMgr;
|
||
|
|
viewMgr.ChangingView = true;
|
||
|
|
|
||
|
|
if (viewMgr.setView)
|
||
|
|
{
|
||
|
|
viewMgr.PostSetViewProcessing = PostSetViewProcessing;
|
||
|
|
viewMgr.setView (xPercent, yPercent);
|
||
|
|
}
|
||
|
|
|
||
|
|
SetCorrectTick (newZoomLevel);
|
||
|
|
|
||
|
|
viewMgr.PostZoomProcessing = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
function SetCorrectTick (newZoomLevel)
|
||
|
|
{
|
||
|
|
var zoomLevels = parent.zoomLevels;
|
||
|
|
if (newZoomLevel <= zoomLevels[0])
|
||
|
|
{
|
||
|
|
parent.changeTick(zoomLevels[0]);
|
||
|
|
}
|
||
|
|
else if (newZoomLevel >= zoomLevels[zoomLevels.length - 1])
|
||
|
|
{
|
||
|
|
parent.changeTick(zoomLevels[zoomLevels.length - 1]);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
for (var count = 0; count < zoomLevels.length - 1; count++)
|
||
|
|
{
|
||
|
|
var deltaDown = newZoomLevel - zoomLevels[count];
|
||
|
|
var deltaUp = newZoomLevel - zoomLevels[count + 1];
|
||
|
|
if (deltaDown >= 0 && deltaUp <= 0)
|
||
|
|
{
|
||
|
|
if (Math.abs(deltaDown) < Math.abs(deltaUp))
|
||
|
|
{
|
||
|
|
parent.changeTick(zoomLevels[count]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
parent.changeTick(zoomLevels[count + 1]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function PostSetViewProcessing ()
|
||
|
|
{
|
||
|
|
parent.parent.viewMgr.ChangingView = false;
|
||
|
|
parent.parent.viewMgr.PostSetViewProcessing = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
function startNewZoomRectDrag(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var x = getMouseXcoord(event);
|
||
|
|
var y = getMouseYcoord(event);
|
||
|
|
|
||
|
|
if(!inSLBounds(x, y))
|
||
|
|
return;
|
||
|
|
|
||
|
|
zoomObj.newZWinStartX = x;
|
||
|
|
zoomObj.newZWinStartY = y;
|
||
|
|
|
||
|
|
g_newZWinObjRef = document.getElementById("newZoomWindowDiv");
|
||
|
|
g_newZWinObjRef.style.display = "";
|
||
|
|
|
||
|
|
startDrag( event, 'zoomRectDiv', doNewZoomRectDrag, stopNewZoomRectDrag );
|
||
|
|
}
|
||
|
|
|
||
|
|
function doNewZoomRectDrag(dragObj, x, y)
|
||
|
|
{
|
||
|
|
var width = Math.abs( zoomObj.newZWinStartX - x );
|
||
|
|
var height = Math.abs( zoomObj.newZWinStartY - y );
|
||
|
|
|
||
|
|
var aspectRatio = parent.parent.viewMgr.docDrawing.body.clientWidth / parent.parent.viewMgr.docDrawing.body.clientHeight;
|
||
|
|
|
||
|
|
if( width < (aspectRatio * height))
|
||
|
|
{
|
||
|
|
width = (aspectRatio) * height;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
height = width / (aspectRatio);
|
||
|
|
}
|
||
|
|
|
||
|
|
width = Math.min (width, getPixelWidth());
|
||
|
|
height = Math.min (height, getPixelHeight());
|
||
|
|
|
||
|
|
var left, top;
|
||
|
|
if(x > zoomObj.newZWinStartX)
|
||
|
|
{
|
||
|
|
left = zoomObj.newZWinStartX;
|
||
|
|
width = Math.min(width, getPixelWidth() - (left - getPixelLeft()));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
width = Math.min(zoomObj.newZWinStartX - getPixelLeft(), width);
|
||
|
|
left = zoomObj.newZWinStartX - width;
|
||
|
|
|
||
|
|
}
|
||
|
|
if(y > zoomObj.newZWinStartY)
|
||
|
|
{
|
||
|
|
top = zoomObj.newZWinStartY;
|
||
|
|
height = Math.min(height, getPixelHeight() - (top - getPixelTop()));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
height = Math.min(zoomObj.newZWinStartY - getPixelTop(), height);
|
||
|
|
top = zoomObj.newZWinStartY - height;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
newZoomWindowDiv.style.top = top;
|
||
|
|
newZoomWindowDiv.style.left = left;
|
||
|
|
newZoomWindowDiv.style.height = height;
|
||
|
|
newZoomWindowDiv.style.width = width;
|
||
|
|
newZoomWindowDiv.style.visibility = "visible";
|
||
|
|
|
||
|
|
zoomObj.zoomWinLeft = left;
|
||
|
|
zoomObj.zoomWinWidth = width;
|
||
|
|
zoomObj.zoomWinTop = top;
|
||
|
|
zoomObj.zoomWinHeight = height;
|
||
|
|
}
|
||
|
|
|
||
|
|
function stopNewZoomRectDrag(dragObj, x, y)
|
||
|
|
{
|
||
|
|
newZoomWindowDiv.style.visibility = "hidden";
|
||
|
|
|
||
|
|
if (parseInt (newZoomWindowDiv.style.width) > 10 &&
|
||
|
|
parseInt (newZoomWindowDiv.style.height) > 10)
|
||
|
|
{
|
||
|
|
zoomRectDiv.style.top = newZoomWindowDiv.style.top;
|
||
|
|
zoomRectDiv.style.left = newZoomWindowDiv.style.left;
|
||
|
|
zoomRectDiv.style.height = newZoomWindowDiv.style.height;
|
||
|
|
zoomRectDiv.style.width = newZoomWindowDiv.style.width;
|
||
|
|
|
||
|
|
stopResizeZoomRectDrag(dragObj,x,y);
|
||
|
|
zoomRectDiv.style.display = "inline";
|
||
|
|
zoomRectDiv.style.visibility = "visible";
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
zoomObj.zoomWinLeft = parseInt(zoomRectDiv.style.left);
|
||
|
|
zoomObj.zoomWinWidth = parseInt(zoomRectDiv.style.width);
|
||
|
|
zoomObj.zoomWinTop = parseInt(zoomRectDiv.style.top);
|
||
|
|
zoomObj.zoomWinHeight = parseInt(zoomRectDiv.style.height);
|
||
|
|
}
|
||
|
|
|
||
|
|
newZoomWindowDiv.style.height = "0px";
|
||
|
|
newZoomWindowDiv.style.width = "0px";
|
||
|
|
|
||
|
|
newZoomWindowDiv.style.display = "none";
|
||
|
|
}
|
||
|
|
|
||
|
|
var g_lastX = 0;
|
||
|
|
var g_lastY = 0;
|
||
|
|
|
||
|
|
function mouseDown(event)
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
function mouseMove(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var x = event.clientX + document.body.scrollLeft;
|
||
|
|
var y = event.clientY + document.body.scrollTop;
|
||
|
|
|
||
|
|
g_lastX = x;
|
||
|
|
g_lastY = y;
|
||
|
|
|
||
|
|
doDrag( x, y );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
function mouseUp(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var x = event.clientX + document.body.scrollLeft;
|
||
|
|
var y = event.clientU + document.body.scrollTop;
|
||
|
|
|
||
|
|
stopDrag(null,x,y);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
function mouseOut(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var x = event.clientX + document.body.scrollLeft;
|
||
|
|
var y = event.clientY + document.body.scrollTop;
|
||
|
|
|
||
|
|
if( x < 0 ) x = -1;
|
||
|
|
if( x >= document.body.clientWidth ) x = -1;
|
||
|
|
|
||
|
|
if( y < 0 ) y = -1;
|
||
|
|
if( y >= document.body.clientHeight ) y = -1;
|
||
|
|
|
||
|
|
if( x == -1 || y == -1 )
|
||
|
|
{
|
||
|
|
x = -1;
|
||
|
|
y = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if( x == -1 )
|
||
|
|
stopDrag( null, x, y );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
function getMouseXcoord(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
return event.clientX + document.body.scrollLeft;
|
||
|
|
}
|
||
|
|
|
||
|
|
function getMouseYcoord(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
return event.clientY + document.body.scrollTop;
|
||
|
|
}
|
||
|
|
|
||
|
|
var g_width = -1;
|
||
|
|
var g_height = -1;
|
||
|
|
var g_newLeft = -1;
|
||
|
|
var g_newTop = -1;
|
||
|
|
|
||
|
|
var g_pnzImgWidth = -1;
|
||
|
|
var g_pnzImgHeight = -1;
|
||
|
|
var g_pnzImgLeft = -1;
|
||
|
|
var g_pnzImgTop = -1;
|
||
|
|
|
||
|
|
function keydown(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var key = event.keyCode;
|
||
|
|
|
||
|
|
if(key == 37 || key == 38 || key == 39 || key == 40)
|
||
|
|
{
|
||
|
|
var zoomDiv = document.getElementById('zoomRectDiv');
|
||
|
|
if(g_width == -1)
|
||
|
|
g_width = parseInt(zoomDiv.style.pixelWidth);
|
||
|
|
|
||
|
|
if(g_height == -1)
|
||
|
|
g_height = parseInt(zoomDiv.style.pixelHeight);
|
||
|
|
|
||
|
|
if(g_newLeft == -1)
|
||
|
|
g_newLeft = parseInt(zoomDiv.style.left);
|
||
|
|
|
||
|
|
if(g_newTop == -1)
|
||
|
|
g_newTop = parseInt(zoomDiv.style.top);
|
||
|
|
|
||
|
|
if(g_pnzImgWidth == -1)
|
||
|
|
g_pnzImgWidth = getPixelWidth();
|
||
|
|
|
||
|
|
if(g_pnzImgHeight == -1)
|
||
|
|
g_pnzImgHeight = getPixelHeight();
|
||
|
|
|
||
|
|
if(g_pnzImgLeft == -1)
|
||
|
|
g_pnzImgLeft = getPixelLeft();
|
||
|
|
|
||
|
|
if(g_pnzImgTop == -1)
|
||
|
|
g_pnzImgTop = getPixelTop();
|
||
|
|
|
||
|
|
|
||
|
|
if(key == 37)
|
||
|
|
{
|
||
|
|
g_newLeft -= 1;
|
||
|
|
if(g_newLeft < g_pnzImgLeft)
|
||
|
|
{
|
||
|
|
g_newLeft = g_pnzImgLeft;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if(key == 38)
|
||
|
|
{
|
||
|
|
g_newTop -= 1;
|
||
|
|
if(g_newTop < g_pnzImgTop)
|
||
|
|
{
|
||
|
|
g_newTop = g_pnzImgTop;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if(key == 39)
|
||
|
|
{
|
||
|
|
g_newLeft += 1;
|
||
|
|
if(g_newLeft + g_width > g_pnzImgLeft + g_pnzImgWidth)
|
||
|
|
{
|
||
|
|
g_newLeft = g_pnzImgLeft + g_pnzImgWidth - g_width;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
else if(key == 40)
|
||
|
|
{
|
||
|
|
g_newTop += 1;
|
||
|
|
if(g_newTop + g_height > g_pnzImgTop + g_pnzImgHeight)
|
||
|
|
{
|
||
|
|
g_newTop = g_pnzImgTop + g_pnzImgHeight - g_height;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
setZoomRectCursor(event);
|
||
|
|
|
||
|
|
var xOffset = g_newLeft - g_pnzImgLeft;
|
||
|
|
var yOffset = g_newTop - g_pnzImgTop;
|
||
|
|
|
||
|
|
var xPercent = xPercent = xOffset / g_pnzImgWidth;
|
||
|
|
var yPercent = yPercent = yOffset / g_pnzImgHeight;
|
||
|
|
|
||
|
|
if (xOffset < 0)
|
||
|
|
{
|
||
|
|
xPercent = 0;
|
||
|
|
xOffset = g_pnzImgLeft;
|
||
|
|
}
|
||
|
|
else if (xOffset + g_width > g_pnzImgWidth)
|
||
|
|
{
|
||
|
|
xPercent = 1;
|
||
|
|
xOffset = g_pnzImgLeft + g_pnzImgWidth - g_width;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (yOffset < 0)
|
||
|
|
{
|
||
|
|
yPercent = 0;
|
||
|
|
yOffset = g_pnzImgTop;
|
||
|
|
}
|
||
|
|
else if (yOffset + g_height > g_pnzImgHeight)
|
||
|
|
{
|
||
|
|
yPercent = 1;
|
||
|
|
yOffset = g_pnzImgTop + g_pnzImgHeight - g_height;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (parent.parent.viewMgr.setView)
|
||
|
|
{
|
||
|
|
var viewMgr = parent.parent.viewMgr;
|
||
|
|
viewMgr.PostSetViewProcessing = PostSetViewProcessing;
|
||
|
|
viewMgr.ChangingView = true;
|
||
|
|
viewMgr.setView (xPercent, yPercent);
|
||
|
|
}
|
||
|
|
setZWinSize (null, null, g_newLeft, g_newTop);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function keyup(event)
|
||
|
|
{
|
||
|
|
var event = getEvent(event);
|
||
|
|
var key = event.keyCode;
|
||
|
|
if(key == 37 || key == 38 || key == 39 || key == 40)
|
||
|
|
{
|
||
|
|
el = getSrcElem(event);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function dragObject( event, divID, divObject, xOffset, yOffset, dragFunctionPointer, dragStopFunctionPointer )
|
||
|
|
{
|
||
|
|
this.event = event;
|
||
|
|
this.divID = divID;
|
||
|
|
this.divObject = divObject;
|
||
|
|
this.xOffset = xOffset;
|
||
|
|
this.yOffset = yOffset;
|
||
|
|
this.dragFPtr = dragFunctionPointer;
|
||
|
|
this.dragStopFPtr = dragStopFunctionPointer;
|
||
|
|
}
|
||
|
|
|
||
|
|
var dragList = new Array();
|
||
|
|
|
||
|
|
|
||
|
|
function startDrag( event, divID, dragFunctionPtr, dragStopFunctionPointer, xOffset, yOffset )
|
||
|
|
{
|
||
|
|
var divObject = document.getElementById(divID);
|
||
|
|
if( divObject != null )
|
||
|
|
{
|
||
|
|
if (document.selection)
|
||
|
|
document.selection.empty();
|
||
|
|
else if (window.getSelection)
|
||
|
|
window.getSelection().removeAllRanges();
|
||
|
|
|
||
|
|
if( xOffset == null )
|
||
|
|
xOffset = parseInt(divObject.style.left) - g_lastX;
|
||
|
|
|
||
|
|
if( yOffset == null )
|
||
|
|
yOffset = parseInt(divObject.style.top) - g_lastY;
|
||
|
|
|
||
|
|
dragList[ dragList.length ] = new dragObject( event, divID, divObject, xOffset, yOffset, dragFunctionPtr, dragStopFunctionPointer );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function doDrag( x, y )
|
||
|
|
{
|
||
|
|
for( var i=0; i < dragList.length; i++ )
|
||
|
|
{
|
||
|
|
if( dragList[i].dragFPtr != null )
|
||
|
|
dragList[i].dragFPtr( dragList[i], x, y );
|
||
|
|
}
|
||
|
|
if( dragList.length )
|
||
|
|
{
|
||
|
|
if (document.selection)
|
||
|
|
document.selection.empty();
|
||
|
|
else if (window.getSelection)
|
||
|
|
window.getSelection().removeAllRanges();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function stopDrag( divID, x, y )
|
||
|
|
{
|
||
|
|
var tmpDragObject;
|
||
|
|
for( var i=0; i < dragList.length; i++ )
|
||
|
|
{
|
||
|
|
if( dragList[i].divID == divID || divID == null )
|
||
|
|
{
|
||
|
|
tmpDragObject = dragList[i];
|
||
|
|
|
||
|
|
dragList[i] = dragList[ dragList.length - 1 ];
|
||
|
|
dragList.length = dragList.length - 1;
|
||
|
|
|
||
|
|
if( tmpDragObject.dragStopFPtr != null )
|
||
|
|
{
|
||
|
|
tmpDragObject.dragStopFPtr( tmpDragObject, x, y );
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function PageViewChanged(newLeftPercent, newTopPercent, newWidthPercent, newHeightPercent)
|
||
|
|
{
|
||
|
|
if (dragList.length == 0 && !parent.parent.viewMgr.ChangingView)
|
||
|
|
{
|
||
|
|
var newLeft = null;
|
||
|
|
var newTop = null;
|
||
|
|
var newWidth = null;
|
||
|
|
var newHeight = null;
|
||
|
|
|
||
|
|
var PNZimg = document.getElementById("ConvertedImage");
|
||
|
|
|
||
|
|
if (newLeftPercent != null)
|
||
|
|
{
|
||
|
|
newLeft = (newLeftPercent * getPixelWidth()) + getPixelLeft();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newTopPercent != null)
|
||
|
|
{
|
||
|
|
newTop = (newTopPercent * getPixelHeight()) + getPixelTop();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newWidthPercent != null)
|
||
|
|
{
|
||
|
|
newWidth = newWidthPercent * getPixelWidth();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newHeightPercent != null)
|
||
|
|
{
|
||
|
|
newHeight = newHeightPercent * getPixelHeight();
|
||
|
|
}
|
||
|
|
|
||
|
|
setZWinSize (newWidth, newHeight, newLeft, newTop);
|
||
|
|
|
||
|
|
if (newLeftPercent <= 0 && newTopPercent <= 0 && newWidthPercent >= 1 && newHeightPercent >= 1)
|
||
|
|
{
|
||
|
|
zoomRectDiv.style.display = "none";
|
||
|
|
zoomRectDiv.style.visibility = "hidden";
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
zoomRectDiv.style.display = "inline";
|
||
|
|
zoomRectDiv.style.visibility = "visible";
|
||
|
|
}
|
||
|
|
|
||
|
|
if (newWidthPercent != null && newHeightPercent != null)
|
||
|
|
{
|
||
|
|
var newZoomLevel = GetZoomLevel (newWidthPercent, newHeightPercent);
|
||
|
|
SetCorrectTick (newZoomLevel);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function load()
|
||
|
|
{
|
||
|
|
parent.parent.g_ZoomLoaded = true;
|
||
|
|
|
||
|
|
if (parent.parent.g_LoadingWidgets)
|
||
|
|
{
|
||
|
|
parent.parent.g_LoadingWidgets = false;
|
||
|
|
parent.parent.location.reload();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function unload()
|
||
|
|
{
|
||
|
|
if (parent.parent.viewMgr)
|
||
|
|
{
|
||
|
|
parent.parent.viewMgr.viewChanged = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
parent.parent.g_LoadingWidgets = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
</script>
|
||
|
|
</head>
|
||
|
|
<body onload="load()" onunload="unload()" onmousedown="mouseDown(event)" onmousemove="mouseMove(event)" onmouseup="mouseUp(event)" onmouseout="mouseOut(event)">
|
||
|
|
<div id="divPZWindow" style="width: 100%; height: 100%;" onkeydown="keydown(event)" onmousedown="startNewZoomRectDrag(event);">
|
||
|
|
<div id="divThumbnail" style="position: absolute;"></div>
|
||
|
|
</div>
|
||
|
|
<div id="divTempThumbnail" style="position: absolute; visibility:hidden; display:none;" ></div>
|
||
|
|
|
||
|
|
<div id="zoomRectDiv" tabindex="1" title="Visible Area. Use mouse or arrow keys to move." onkeydown="keydown(event)" onkeyup="keyup(event)" style="display:none;position: absolute; border: solid red 2px; z-index: 3; background-color: #DDDDDD; filter:alpha(opacity=50); opacity:0.5;" onmousedown="startZoomRectDrag(event)" onmouseover="setZoomRectCursor(event)" onmousemove="setZoomRectCursor(event)"></div>
|
||
|
|
<div id="newZoomWindowDiv" style="position: absolute; border: solid blue 2px; z-index: 4; visibility: hidden;"></div>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
</html>
|
||
|
|
|