GraphPro.js 14 KB

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  1. /*
  2. Copyright (c) 2004-2012, The Dojo Foundation All Rights Reserved.
  3. Available via Academic Free License >= 2.1 OR the modified BSD license.
  4. see: http://dojotoolkit.org/license for details
  5. */
  6. if(!dojo._hasResource["dojox.calc.GraphPro"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
  7. dojo._hasResource["dojox.calc.GraphPro"] = true;
  8. dojo.provide("dojox.calc.GraphPro");
  9. dojo.require("dojox.calc.Standard");
  10. dojo.require("dijit.dijit");
  11. dojo.require("dijit.form.ComboBox");
  12. dojo.require("dijit.form.Select");
  13. dojo.require("dijit.form.CheckBox");
  14. dojo.require("dijit.ColorPalette");
  15. dojo.require("dojox.charting.Chart2D");
  16. dojo.require("dojox.calc.Grapher");
  17. dojo.require("dojox.layout.FloatingPane");
  18. dojo.require("dojox.charting.themes.Tufte");
  19. dojo.require("dojo.colors");
  20. dojo.experimental("dojox.calc.GraphPro");
  21. dojo.declare(
  22. "dojox.calc.GraphPro",
  23. dojox.calc.Standard,
  24. {
  25. // summary:
  26. // The dialog widget for a graphing, scientific calculator
  27. //
  28. templateString: dojo.cache("dojox.calc", "templates/GraphPro.html", "<div class=\"dijitReset dijitInline dojoxCalc\"\n><table class=\"dijitReset dijitInline dojoxCalcLayout\" dojoAttachPoint=\"calcTable\" rules=\"none\" cellspacing=0 cellpadding=0 border=0>\n\t<tr\n\t\t><td colspan=\"4\" class=\"dojoxCalcTextAreaContainer\"\n\t\t\t><div class=\"dijitTextBox dijitTextArea\" style=\"height:10em;width:auto;max-width:15.3em;border-width:0px;\" dojoAttachPoint='displayBox'></div\n\t\t></td\n\t></tr>\n\t<tr\n\t\t><td colspan=\"4\" class=\"dojoxCalcInputContainer\"\n\t\t\t><input dojoType=\"dijit.form.TextBox\" dojoAttachEvent=\"onBlur:onBlur,onKeyPress:onKeyPress\" dojoAttachPoint='textboxWidget'\n\t\t/></td\n\t></tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"grapherMakerButton\" label=\"Graph\" dojoAttachEvent='onClick:makeGrapherWindow' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"functionMakerButton\" label=\"Func\" dojoAttachEvent='onClick:makeFunctionWindow' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"toFracButton\" label=\"toFrac\" value=\"toFrac(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td colspan=\"1\" class=\"dojoxCalcButtonContainer\">\n\t\t</td>\n\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"seven\" label=\"7\" value='7' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"eight\" label=\"8\" value='8' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"nine\" label=\"9\" value='9' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"divide\" label=\"/\" value='/' dojoAttachEvent='onClick:insertOperator' />\n\t\t</td>\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"four\" label=\"4\" value='4' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"five\" label=\"5\" value='5' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"six\" label=\"6\" value='6' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"multiply\" label=\"*\" value='*' dojoAttachEvent='onClick:insertOperator' />\n\t\t</td>\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"one\" label=\"1\" value='1' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"two\" label=\"2\" value='2' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"three\" label=\"3\" value='3' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"add\" label=\"+\" value='+' dojoAttachEvent='onClick:insertOperator' />\n\t\t</td>\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"decimal\" label=\".\" value='.' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"zero\" label=\"0\" value='0' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"equals\" label=\"x=y\" value='=' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcMinusButtonContainer\">\n\t\t\t<span dojoType=\"dijit.form.ComboButton\" dojoAttachPoint=\"subtract\" label='-' value='-' dojoAttachEvent='onClick:insertOperator'>\n\n\t\t\t\t<div dojoType=\"dijit.Menu\" style=\"display:none;\">\n\t\t\t\t\t<div dojoType=\"dijit.MenuItem\" dojoAttachEvent=\"onClick:insertMinus\">\n\t\t\t\t\t\t(-)\n\t\t\t\t\t</div>\n\t\t\t\t</div>\n\t\t\t</span>\n\t\t</td>\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"clear\" label=\"Clear\" dojoAttachEvent='onClick:clearText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"sqrt\" label=\"&#x221A;\" value=\"&#x221A;\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"power\" label=\"^\" value=\"^\" dojoAttachEvent='onClick:insertOperator' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"factorialButton\" label=\"!\" value=\"!\" dojoAttachEvent='onClick:insertOperator' />\n\t\t</td>\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"pi\" label=\"&#x03C0;\" value=\"&#x03C0;\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"sin\" label=\"sin\" value=\"sin(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"cos\" label=\"cos\" value=\"cos(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"tan\" label=\"tan\" value=\"tan(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"e\" label=\"&#x03F5;\" value=\"&#x03F5;\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"log10\" label=\"log\" value=\"log(\" value=\"log(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"lnE\" label=\"ln\" value=\"ln(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"round\" label=\"Round\" value=\"Round(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"intButton\" label=\"Int\" value=\"Int(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"PermutationButton\" label=\"P\" value=\"P(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"CombinationButton\" label=\"C\" value=\"C(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"comma\" label=\",\" value=',' dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\n\t</tr>\n\t<tr>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"AnsButton\" label=\"Ans\" value=\"Ans\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"LeftParenButton\" label=\"(\" value=\"(\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"RightParenButton\" label=\")\" value=\")\" dojoAttachEvent='onClick:insertText' />\n\t\t</td>\n\t\t<td class=\"dojoxCalcButtonContainer\">\n\t\t\t<button dojoType=\"dijit.form.Button\" dojoAttachPoint=\"enter\" label=\"Enter\" dojoAttachEvent='onClick:parseTextbox' />\n\t\t</td>\n\t</tr>\n</table>\n<span dojoAttachPoint=\"executor\" dojoType=\"dojox.calc._Executor\" dojoAttachEvent=\"onLoad:executorLoaded\"></span>\n</div>\n"),
  29. grapher:null,
  30. funcMaker:null,
  31. aFloatingPane: null,
  32. executorLoaded: function(){
  33. // summary
  34. // when executor loads check to see if the writestore is there
  35. this.inherited(arguments);
  36. dojo.addOnLoad(dojo.hitch(this, function(){
  37. if(this.writeStore == null && "functionMakerButton" in this){
  38. dojo.style(this.functionMakerButton.domNode, { visibility: "hidden" });
  39. }
  40. }));
  41. },
  42. makeFunctionWindow: function(){
  43. // summary
  44. // use this function to create a function window (with the button on the layout)
  45. var body = dojo.body();
  46. var pane = dojo.create('div');
  47. body.appendChild(pane);
  48. this.aFloatingPane = new dojox.layout.FloatingPane({resizable:false, dockable:true, maxable:false, closable:true, duration:300, title:"Function Window", style:"position:absolute;left:10em;top:10em;width:50em;"}, pane);
  49. var that = this;
  50. var d = dojo.create("div");
  51. this.funcMaker = new dojox.calc.FuncGen({
  52. writeStore:that.writeStore,
  53. readStore:that.readStore,
  54. functions:that.functions,
  55. deleteFunction: that.executor.deleteFunction,
  56. onSaved:function(){
  57. var name,
  58. body;
  59. if((name = this.combo.get("value")) == ""){
  60. this.status.set("value", "The function needs a name");
  61. }else if ((body = this.textarea.get("value")) == ""){
  62. // i don't think users need empty functions for math
  63. this.status.set("value", "The function needs a body");
  64. }else{
  65. var args = this.args.get("value");
  66. if(!(name in this.functions)){
  67. this.combo.item = this.writeStore.newItem({name: name, args: args, body: body});
  68. this.writeStore.save();
  69. }
  70. this.saveFunction(name, args, body);
  71. this.status.set("value", "Function "+name+" was saved");
  72. }
  73. },
  74. saveFunction: dojo.hitch(that, that.saveFunction)
  75. }, d);
  76. this.aFloatingPane.set('content', this.funcMaker);
  77. this.aFloatingPane.startup();
  78. this.aFloatingPane.bringToTop();
  79. },
  80. makeGrapherWindow: function(){
  81. // summary
  82. // use this to make a Grapher window appear with a button
  83. var body = dojo.body();
  84. var pane = dojo.create('div');
  85. body.appendChild(pane);
  86. this.aFloatingPane = new dojox.layout.FloatingPane({resizable:false, dockable:true, maxable:false, closable:true, duration:300, title:"Graph Window", style:"position:absolute;left:10em;top:5em;width:50em;"}, pane);
  87. var that = this;
  88. var d = dojo.create("div");
  89. this.grapher = new dojox.calc.Grapher({
  90. myPane: this.aFloatingPane,
  91. drawOne: function(i){
  92. this.array[i][this.chartIndex].resize(this.graphWidth.get("value"), this.graphHeight.get("value"));
  93. this.array[i][this.chartIndex].axes["x"].max = this.graphMaxX.get('value');
  94. if(this.array[i][this.expressionIndex].get("value")==""){
  95. this.setStatus(i, "Error");
  96. return;
  97. }
  98. var func;
  99. var yEquals = (this.array[i][this.functionMode]=="y=");
  100. if(this.array[i][this.expressionIndex].get("value")!=this.array[i][this.evaluatedExpression]){
  101. var args = 'x';
  102. if(!yEquals){
  103. args = 'y';
  104. }
  105. func = that.executor.Function('', args, "return "+this.array[i][this.expressionIndex].get('value'));
  106. this.array[i][this.evaluatedExpression] = this.array[i][this.expressionIndex].value;
  107. this.array[i][this.functionRef] = func;
  108. }
  109. else{
  110. func = this.array[i][this.functionRef];
  111. }
  112. var pickedColor = this.array[i][this.colorIndex].get("value");
  113. if(!pickedColor){
  114. pickedColor = 'black';
  115. }
  116. dojox.calc.Grapher.draw(this.array[i][this.chartIndex], func, {graphNumber:this.array[i][this.funcNumberIndex], fOfX:yEquals, color:{stroke:{color:pickedColor}}});
  117. this.setStatus(i, "Drawn");
  118. },
  119. onDraw:function(){
  120. for(var i = 0; i < this.rowCount; i++){
  121. if((!this.dirty && this.array[i][this.checkboxIndex].get("checked")) || (this.dirty && this.array[i][this.statusIndex].innerHTML=="Drawn")){
  122. this.drawOne(i);
  123. }else{
  124. this.array[i][this.chartIndex].resize(this.graphWidth.get("value"), this.graphHeight.get("value"));
  125. this.array[i][this.chartIndex].axes["x"].max = this.graphMaxX.get('value');
  126. }
  127. }
  128. var bufferY = dojo.position(this.outerDiv).y-dojo.position(this.myPane.domNode).y;
  129. bufferY*=2;
  130. bufferY=Math.abs(bufferY);
  131. var height = "" + Math.max(parseInt(this.graphHeight.get('value'))+50, this.outerDiv.scrollHeight+bufferY);
  132. var width = "" + (parseInt(this.graphWidth.get('value')) + this.outerDiv.scrollWidth);
  133. this.myPane.resize({w:width, h:height});
  134. }
  135. }, d);
  136. this.aFloatingPane.set('content', this.grapher);
  137. this.aFloatingPane.startup();
  138. this.aFloatingPane.bringToTop();
  139. }
  140. });
  141. }