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author | Dimitri van Heesch <dimitri@stack.nl> | 2014-08-07 18:58:49 (GMT) |
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committer | Dimitri van Heesch <dimitri@stack.nl> | 2014-11-13 20:21:39 (GMT) |
commit | 0fea3d4ca57187f271d7580ff16f32b7ab4657df (patch) | |
tree | 867c49d9450eeb9ec85d1ec36a4dd71caa91d007 /src/svgpan.js | |
parent | 475b0c51847271b04cb0e58254bd7e420445250b (diff) | |
download | Doxygen-0fea3d4ca57187f271d7580ff16f32b7ab4657df.zip Doxygen-0fea3d4ca57187f271d7580ff16f32b7ab4657df.tar.gz Doxygen-0fea3d4ca57187f271d7580ff16f32b7ab4657df.tar.bz2 |
Introduced template directory for template and resource files and resource compiler & manager
Diffstat (limited to 'src/svgpan.js')
-rw-r--r-- | src/svgpan.js | 319 |
1 files changed, 0 insertions, 319 deletions
diff --git a/src/svgpan.js b/src/svgpan.js deleted file mode 100644 index 4218e79..0000000 --- a/src/svgpan.js +++ /dev/null @@ -1,319 +0,0 @@ -/** - * The code below is based on SVGPan Library 1.2 and was modified for doxygen - * to support both zooming and panning via the mouse and via embedded bottons. - * - * This code is licensed under the following BSD license: - * - * Copyright 2009-2010 Andrea Leofreddi <a.leofreddi@itcharm.com>. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without modification, are - * permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, this list of - * conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright notice, this list - * of conditions and the following disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY Andrea Leofreddi ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Andrea Leofreddi OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation are those of the - * authors and should not be interpreted as representing official policies, either expressed - * or implied, of Andrea Leofreddi. - */ - -var root = document.documentElement; -var state = 'none'; -var stateOrigin; -var stateTf = root.createSVGMatrix(); -var cursorGrab = ' url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAOCAMAAAAolt3jAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAlQTFRFAAAA////////c3ilYwAAAAN0Uk5T//8A18oNQQAAAD1JREFUeNp0zlEKACAIA9Bt9z90bZBZkQj29qFBEuBOzQHSnWTTyckEfqUuZgFvslH4ch3qLCO/Kr8cAgwATw4Ax6XRCcoAAAAASUVORK5CYII="), move'; -var zoomSteps = 10; -var zoomInFactor; -var zoomOutFactor; -var windowWidth; -var windowHeight; -var svgDoc; -var minZoom; -var maxZoom; -if (!window) window=this; - -/** - * Show the graph in the middle of the view, scaled to fit - */ -function show() -{ - if (window.innerHeight) // Firefox - { - windowWidth = window.innerWidth; - windowHeight = window.innerHeight; - } - else if (document.documentElement.clientWidth) // Chrome/Safari - { - windowWidth = document.documentElement.clientWidth - windowHeight = document.documentElement.clientHeight - } - if (!windowWidth || !windowHeight) // failsafe - { - windowWidth = 800; - windowHeight = 600; - } - minZoom = Math.min(Math.min(viewHeight,windowHeight)/viewHeight,Math.min(viewWidth,windowWidth)/viewWidth); - maxZoom = minZoom+1.5; - zoomInFactor = Math.pow(maxZoom/minZoom,1.0/zoomSteps); - zoomOutFactor = 1.0/zoomInFactor; - - var g = svgDoc.getElementById('viewport'); - try - { - var bb = g.getBBox(); // this can throw an exception if css { display: none } - var tx = (windowWidth-viewWidth*minZoom+8)/(2*minZoom); - var ty = viewHeight+(windowHeight-viewHeight*minZoom)/(2*minZoom); - var a = 'scale('+minZoom+') rotate(0) translate('+tx+' '+ty+')'; - g.setAttribute('transform',a); - } - catch(e) {} -} - -/** - * Register handlers - */ -function init(evt) -{ - svgDoc = evt.target.ownerDocument; - if (top.window && top.window.registerShow) // register show function in html doc for dynamic sections - { - top.window.registerShow(sectionId,show); - } - show(); - - setAttributes(root, { - "onmousedown" : "handleMouseDown(evt)", - "onmousemove" : "handleMouseMove(evt)", - "onmouseup" : "handleMouseUp(evt)" - }); - - if (window.addEventListener) - { - if (navigator.userAgent.toLowerCase().indexOf('webkit') >= 0 || - navigator.userAgent.toLowerCase().indexOf("opera") >= 0 || - navigator.appVersion.indexOf("MSIE") != -1) - { - window.addEventListener('mousewheel', handleMouseWheel, false); // Chrome/Safari/IE9 - } - else - { - window.addEventListener('DOMMouseScroll', handleMouseWheel, false); // Others - } - } -} - -window.onresize=function() -{ - if (svgDoc) { show(); } -} - -/** - * Instance an SVGPoint object with given event coordinates. - */ -function getEventPoint(evt) -{ - var p = root.createSVGPoint(); - p.x = evt.clientX; - p.y = evt.clientY; - return p; -} - -/** - * Sets the current transform matrix of an element. - */ -function setCTM(element, matrix) -{ - var s = "matrix(" + matrix.a + "," + matrix.b + "," + matrix.c + "," + matrix.d + "," + matrix.e + "," + matrix.f + ")"; - element.setAttribute("transform", s); -} - -/** - * Sets attributes of an element. - */ -function setAttributes(element, attributes) -{ - for (i in attributes) - element.setAttributeNS(null, i, attributes[i]); -} - -function doZoom(g,point,zoomFactor) -{ - var p = point.matrixTransform(g.getCTM().inverse()); - var k = root.createSVGMatrix().translate(p.x, p.y).scale(zoomFactor).translate(-p.x, -p.y); - var n = g.getCTM().multiply(k); - var s = Math.max(n.a,n.d); - if (s>maxZoom) n=n.translate(p.x,p.y).scale(maxZoom/s).translate(-p.x,-p.y); - else if (s<minZoom) n=n.translate(p.x,p.y).scale(minZoom/s).translate(-p.x,-p.y); - setCTM(g, n); - stateTf = stateTf.multiply(n.inverse()); -} - -/** - * Handle mouse move event. - */ -function handleMouseWheel(evt) -{ - if (!evt) evt = window.evt; - if (!evt.shiftKey) return; // only zoom when shift is pressed - if (evt.preventDefault) evt.preventDefault(); - evt.returnValue = false; - - if (state!='pan') - { - var delta; - if (evt.wheelDelta) - { - delta = evt.wheelDelta / 7200; // Opera/Chrome/IE9/Safari - } - else - { - delta = evt.detail / -180; // Mozilla - } - var svgDoc = evt.target.ownerDocument; - var g = svgDoc.getElementById("viewport"); - var p = getEventPoint(evt); - doZoom(g,p,1+delta); - } -} - -/** - * Handle mouse move event. - */ -function handleMouseMove(evt) -{ - if(evt.preventDefault) - evt.preventDefault(); - - evt.returnValue = false; - - var g = svgDoc.getElementById("viewport"); - - if (state == 'pan') - { - // Pan mode - var p = getEventPoint(evt).matrixTransform(stateTf); - setCTM(g,stateTf.inverse().translate(p.x - stateOrigin.x, p.y - stateOrigin.y)); - } -} - -/** - * Handle click event. - */ -function handleMouseDown(evt) -{ - if(evt.preventDefault) - evt.preventDefault(); - evt.returnValue = false; - var g = svgDoc.getElementById("viewport"); - state = 'pan'; - stateTf = g.getCTM().inverse(); - stateOrigin = getEventPoint(evt).matrixTransform(stateTf); - g.style.cursor = cursorGrab; -} - -/** - * Handle mouse button release event. - */ -function handleMouseUp(evt) -{ - if (evt.preventDefault) evt.preventDefault(); - evt.returnValue = false; - var g = svgDoc.getElementById("viewport"); - g.style.cursor = "default"; - // Quit pan mode - state = ''; -} - -/** - * Dumps a matrix to a string (useful for debug). - */ -function dumpMatrix(matrix) -{ - var s = "[ " + matrix.a + ", " + matrix.c + ", " + matrix.e + "\n " + matrix.b + ", " + matrix.d + ", " + matrix.f + "\n 0, 0, 1 ]"; - return s; -} - -/** - * Handler for pan buttons - */ -function handlePan(x,y) -{ - var g = svgDoc.getElementById("viewport"); - setCTM(g,g.getCTM().translate(x*20/minZoom,y*20/minZoom)); -} - -/** - * Handle reset button - */ -function handleReset() -{ - show(); -} - -/** - * Handler for zoom buttons - */ -function handleZoom(evt,direction) -{ - var g = svgDoc.getElementById("viewport"); - var factor = direction=='in' ? zoomInFactor : zoomOutFactor; - var m = g.getCTM(); - var p = root.createSVGPoint(); - p.x = windowWidth/2; - p.y = windowHeight/2; - doZoom(g,p,factor); -} - -function serializeXmlNode(xmlNode) -{ - if (typeof window.XMLSerializer != "undefined") { - return (new window.XMLSerializer()).serializeToString(xmlNode); - } else if (typeof xmlNode.xml != "undefined") { - return xmlNode.xml; - } - return ""; -} - -/** - * Handler for print function - */ -function handlePrint(evt) -{ - evt.returnValue = false; - var g = svgDoc.getElementById("graph"); - var xs = serializeXmlNode(g); - try { - var w = window.open('about:blank','_blank','width='+windowWidth+',height='+windowHeight+ - ',toolbar=0,status=0,menubar=0,scrollbars=0,resizable=0,location=0,directories=0'); - var d = w.document; - d.write('<html xmlns="http://www.w3.org/1999/xhtml" '+ - 'xmlns:svg="http://www.w3.org/2000/svg" '+ - 'xmlns:xlink="http://www.w3.org/1999/xlink">'); - d.write('<head><title>Print SVG</title></head>'); - d.write('<body style="margin: 0px; padding: 0px;" onload="window.print();">'); - d.write('<div id="svg" style="width:'+windowWidth+'px; height:'+windowHeight+'px;">'+xs+'</div>'); - d.write('</body>'); - d.write('</html>'); - d.close(); - } catch(e) { - alert('Failed to open popup window needed for printing!\n'+e.message); - } -} - - - - |