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Feature "Dynamic Elements in Labels" has been refactored to provide the user an easier interface for access. Demo "Sample Size and Power" has been updated.

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This commit is contained in:
Valera Rozuvan
2013-01-10 11:11:00 +02:00
committed by Alexander Kryklia
parent 20227d219e
commit 72d500c168
5 changed files with 172 additions and 43 deletions
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1
common/lib/xmodule/xmodule/gst_module.py
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@@ -37,6 +37,7 @@ class GraphicalSliderToolModule(XModule):
resource_string(__name__, 'js/src/graphical_slider_tool/inputs.js'),
resource_string(__name__, 'js/src/graphical_slider_tool/graph.js'),
resource_string(__name__, 'js/src/graphical_slider_tool/el_output.js'),
resource_string(__name__, 'js/src/graphical_slider_tool/g_label_el_output.js'),
resource_string(__name__, 'js/src/graphical_slider_tool/gst.js')
]

91
common/lib/xmodule/xmodule/js/src/graphical_slider_tool/g_label_el_output.js Normal file
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@@ -0,0 +1,91 @@
// Wrapper for RequireJS. It will make the standard requirejs(), require(), and
// define() functions from Require JS available inside the anonymous function.
(function (requirejs, require, define) {
define('GLabelElOutput', ['logme'], function (logme) {
return GLabelElOutput;
function GLabelElOutput(config, state) {
if ($.isPlainObject(config.functions.function)) {
processFuncObj(config.functions.function);
} else if ($.isArray(config.functions.function)) {
(function (c1) {
while (c1 < config.functions.function.length) {
if ($.isPlainObject(config.functions.function[c1])) {
processFuncObj(config.functions.function[c1]);
}
c1 += 1;
}
}(0));
}
return;
function processFuncObj(obj) {
var paramNames, funcString, func;
// We are only interested in functions that are meant for output to an
// element.
if (
(typeof obj['@output'] !== 'string') ||
(obj['@output'].toLowerCase() !== 'plot_label')
) {
return;
}
if (typeof obj['@el_id'] !== 'string') {
logme('ERROR: You specified "output" as "plot_label", but did not spify "el_id".');
return;
}
if (typeof obj['#text'] !== 'string') {
logme('ERROR: Function body is not defined.');
return;
}
funcString = obj['#text'];
// Make sure that all HTML entities are converted to their proper
// ASCII text equivalents.
funcString = $('<div>').html(funcString).text();
paramNames = state.getAllParameterNames();
paramNames.push(funcString);
try {
func = Function.apply(null, paramNames);
} catch (err) {
logme(
'ERROR: The function body "' +
funcString +
'" was not converted by the Function constructor.'
);
logme('Error message: "' + err.message + '".');
$('#' + gstId).html('<div style="color: red;">' + 'ERROR IN XML: Could not create a function from string "' + funcString + '".' + '</div>');
$('#' + gstId).append('<div style="color: red;">' + 'Error message: "' + err.message + '".' + '</div>');
paramNames.pop();
return;
}
paramNames.pop();
state.plde.push({
'elId': obj['@el_id'],
'func': func
});
}
}
});
// End of wrapper for RequireJS. As you can see, we are passing
// namespaced Require JS variables to an anonymous function. Within
// it, you can use the standard requirejs(), require(), and define()
// functions as if they were in the global namespace.
}(RequireJS.requirejs, RequireJS.require, RequireJS.define)); // End-of: (function (requirejs, require, define)

110
common/lib/xmodule/xmodule/js/src/graphical_slider_tool/graph.js
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@@ -155,7 +155,10 @@ define('Graph', ['logme'], function (logme) {
}
newAsyObj.label = false;
if (typeof asyObj['@label'] === 'string') {
if (
(asyObj.hasOwnProperty('@label') === true) &&
(typeof asyObj['@label'] === 'string')
) {
newAsyObj.label = asyObj['@label'];
}
@@ -492,7 +495,10 @@ define('Graph', ['logme'], function (logme) {
// properties as parameters. Rather than writing them out every
// time, we will have a single place where it is done.
function callAddFunction(obj) {
if (typeof obj['@output'] === 'string') {
if (
(obj.hasOwnProperty('@output')) &&
(typeof obj['@output'] === 'string')
) {
// If this function is meant to be calculated for an
// element then skip it.
@@ -500,13 +506,24 @@ define('Graph', ['logme'], function (logme) {
return;
}
// It is an error if "output" is not "element" or "graph".
// Though you can ommit the "output" attribute.
// If this function is meant to be calculated for a
// dynamic element in a label then skip it.
else if (obj['@output'].toLowerCase() === 'plot_label') {
return;
}
// It is an error if '@output' is not 'element',
// 'plot_label', or 'graph'. However, if the '@output'
// attribute is omitted, we will not have reached this.
else if (obj['@output'].toLowerCase() !== 'graph') {
logme('ERROR: Function "output" attribute can be either "div" or "graph".');
logme(
'ERROR: Function "output" attribute can be ' +
'either "element", "plot_label", or "graph".'
);
return;
}
}
// The user did not specify an "output" attribute, or it is
@@ -525,8 +542,9 @@ define('Graph', ['logme'], function (logme) {
}
function addFunction(funcString, color, line, dot, label,
pointSize, fillArea, bar, disableAutoReturn) {
var newFunctionObject, func, paramNames, matches;
pointSize, fillArea, bar, disableAutoReturn) {
var newFunctionObject, func, paramNames, c1, rgxp;
// The main requirement is function string. Without it we can't
// create a function, and the series cannot be calculated.
@@ -678,18 +696,27 @@ define('Graph', ['logme'], function (logme) {
}
if (typeof label === 'string') {
matches = label.match(/%%_[^%]*%%/g);
if (
($.isArray(matches) === true) &&
(matches.length > 0)
) {
newFunctionObject['specialLabel'] = true;
} else {
newFunctionObject['specialLabel'] = false;
newFunctionObject.specialLabel = false;
newFunctionObject.pldeHash = [];
// Let's check the label against all of the plde objects.
// plde is an abbreviation for Plot Label Dynamic Elements.
for (c1 = 0; c1 < state.plde.length; c1 += 1) {
rgxp = new RegExp(state.plde[c1].elId, 'g');
// If we find a dynamic element in the label, we will
// hash the current plde object, and indicate that this
// is a special label.
if (rgxp.test(label) === true) {
newFunctionObject.specialLabel = true;
newFunctionObject.pldeHash.push(state.plde[c1]);
}
}
newFunctionObject['label'] = label;
newFunctionObject.label = label;
} else {
newFunctionObject.label = false;
}
functions.push(newFunctionObject);
@@ -706,7 +733,7 @@ define('Graph', ['logme'], function (logme) {
function generateData() {
var c0, c1, functionObj, seriesObj, dataPoints, paramValues, x, y,
start, end, step, tempX, matches;
start, end, step, tempX;
paramValues = state.getAllParameterValues();
@@ -818,33 +845,27 @@ define('Graph', ['logme'], function (logme) {
}
// See if a user defined a label for this function.
if (functionObj.hasOwnProperty('label') === true) {
if (functionObj.label !== false) {
if (functionObj.specialLabel === true) {
matches = functionObj.label.match(/%%_[^%]*%%/g);
(function (c1) {
var tempLabel;
if ($.isArray(matches) === true) {
(function (c1) {
var el_id, func, tempLabel;
tempLabel = functionObj.label;
tempLabel = functionObj.label;
while (c1 < functionObj.pldeHash.length) {
tempLabel = tempLabel.replace(
functionObj.pldeHash[c1].elId,
functionObj.pldeHash[c1].func.apply(
window,
state.getAllParameterValues()
)
);
while (c1 < matches.length) {
el_id = matches[c1].replace(/%/g, '');
func = state.getFuncForSpecialLabel(el_id);
c1 += 1;
}
if (func !== null) {
tempLabel = tempLabel.replace(
matches[c1],
func.apply(window, state.getAllParameterValues())
);
}
c1 += 1;
}
seriesObj.label = tempLabel;
}(0));
}
seriesObj.label = tempLabel;
}(0));
} else {
seriesObj.label = functionObj.label;
}
@@ -880,13 +901,22 @@ define('Graph', ['logme'], function (logme) {
}
for (c0 = 0; c0 < asymptotes.length; c0 += 1) {
if (typeof asymptotes[c0].label === 'string') {
// If the user defined a label for this asympote, then the
// property 'label' will be a string (in the other case it is
// a boolean value 'false'). We will create an empty data set,
// and add to it a label. This solution is a bit _wrong_ , but
// it will have to do for now. Flot JS does not provide a way
// to add labels to markings, and we use markings to generate
// asymptotes.
if (asymptotes[c0].label !== false) {
dataSeries.push({
'data': [],
'label': asymptotes[c0].label,
'color': asymptotes[c0].color
});
}
}
return true;

8
common/lib/xmodule/xmodule/js/src/graphical_slider_tool/gst_main.js
View File

@@ -8,8 +8,8 @@ define(
// Even though it is not explicitly in this module, we have to specify
// 'GeneralMethods' as a dependency. It expands some of the core JS objects
// with additional useful methods that are used in other modules.
['State', 'GeneralMethods', 'Sliders', 'Inputs', 'Graph', 'ElOutput', 'logme'],
function (State, GeneralMethods, Sliders, Inputs, Graph, ElOutput, logme) {
['State', 'GeneralMethods', 'Sliders', 'Inputs', 'Graph', 'ElOutput', 'GLabelElOutput', 'logme'],
function (State, GeneralMethods, Sliders, Inputs, Graph, ElOutput, GLabelElOutput, logme) {
return GstMain;
@@ -67,6 +67,10 @@ define(
// Configure functions that output to an element instead of the graph.
ElOutput(config, state);
// Configure functions that output to an element instead of the graph
// label.
GLabelElOutput(config, state);
// Configure and display the graph. Attach event for the graph to be
// updated on any change of a slider or a text input.
Graph(gstId, config, state);

5
common/lib/xmodule/xmodule/js/src/graphical_slider_tool/state.js
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@@ -98,7 +98,10 @@ define('State', ['logme'], function (logme) {
'bindUpdatePlotEvent': bindUpdatePlotEvent,
'addDynamicEl': addDynamicEl,
'getFuncForSpecialLabel': getFuncForSpecialLabel
'getFuncForSpecialLabel': getFuncForSpecialLabel,
// plde is an abbreviation for Plot Label Dynamic Elements.
plde: []
};
function getAllParameterNames() {