File: D:/HostingSpaces/RMourik/bassol.nl/CMS/CMSAdminControls/UI/HTMLGraph.ascx.cs
using System;
using System.Data;
using System.Collections;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using CMS.Helpers;
using CMS.UIControls;
public partial class CMSAdminControls_UI_HTMLGraph : CMSUserControl
{
// css styles
private const string CSS_GRAPHBAR = "GraphBar";
private const string CSS_GRAPHTEXT = "GraphText";
private const string CSS_GRAPHBARSELBOX = "GraphBarSelectedBox";
private const string CSS_GRAPHBARBOX = "GraphBarBox";
private const string GRAPHBAR_SEL_ID = "barselected"; // id of selected bar (only one selected bar)
// dataset columns
private const string COL_URL = "url";
private const string COL_VALUE = "value";
private const string COL_TEXT = "text";
private const string COL_TOOLTIP = "tooltip";
private const string COL_SPAN = "span";
private const string COL_URL2 = "url2";
private DataSet mGraphData = new DataSet(); // Graph data in multiple tables
private ArrayList mMaxValues = new ArrayList(); // Max value from dataset (1 value for 1 table)
private ArrayList mMaxBarHeight = new ArrayList(); // Max bar height in pixels
private ArrayList mCSSStyle = new ArrayList();
private ArrayList mSelected = new ArrayList(); // Selected bar (1 value for 1 table)
protected void Page_Load(object sender, EventArgs e)
{
ltlScript.Text = CreateScript();
}
/// <summary>
/// ID of the selected bar.
/// </summary>
private string SelectedBarID
{
get
{
return ValidationHelper.GetString(ViewState["SelectedBarID"], "");
}
set
{
ViewState["SelectedBarID"] = value;
}
}
/// <summary>
/// Clears all graph datasets.
/// </summary>
public void ClearAllGraphs()
{
mGraphData.Clear();
mMaxValues.Clear();
mMaxBarHeight.Clear();
mCSSStyle.Clear();
mSelected.Clear();
}
/// <summary>
/// Appends new graph dataset.
/// </summary>
public void AddGraph()
{
AddGraph(100, String.Empty);
}
/// <summary>
/// Appends new graph dataset with CSS style.
/// </summary>
/// <param name="maxBarHeight">Bar height in pixels</param>
/// <param name="cssStyle">Bar style</param>
public void AddGraph(int maxBarHeight, string cssStyle)
{
mGraphData.Tables.Add();
int lasttable = mGraphData.Tables.Count - 1;
mGraphData.Tables[lasttable].Columns.Add(COL_VALUE);
mGraphData.Tables[lasttable].Columns.Add(COL_TEXT);
mGraphData.Tables[lasttable].Columns.Add(COL_TOOLTIP);
mGraphData.Tables[lasttable].Columns.Add(COL_URL);
mGraphData.Tables[lasttable].Columns.Add(COL_URL2);
mGraphData.Tables[lasttable].Columns.Add(COL_SPAN, typeof(int));
mMaxValues.Add(-1);
mMaxBarHeight.Add(maxBarHeight);
mCSSStyle.Add(cssStyle);
mSelected.Add(-1);
}
/// <summary>
/// Adds new data to last graph dataset.
/// </summary>
/// <param name="value">Current value</param>
/// <param name="text">Text</param>
/// <param name="tooltip">Tooltip</param>
/// <param name="url">URL</param>
/// <param name="span">Column span</param>
public void AddGraphData(int value, string text, string tooltip, string url, string url2, int span)
{
if (mGraphData.Tables.Count == 0)
{
AddGraph();
}
int lasttable = mGraphData.Tables.Count - 1;
mGraphData.Tables[lasttable].Rows.Add(value, ValidationHelper.GetString(text, ""),
ValidationHelper.GetString(tooltip, ""),
ValidationHelper.GetString(url, ""),
ValidationHelper.GetString(url2, ""),
span);
if ((int)mMaxValues[lasttable] < value)
{
mMaxValues[lasttable] = value;
}
}
/// <summary>
/// Selects one graph bar.
/// </summary>
/// <param name="tableIndex">Graph index (usually 0)</param>
/// <param name="barIndex">Bar index</param>
/// <param name="select">State</param>
public void SelectBar(int tableIndex, int barIndex, bool select)
{
if ((tableIndex < 0) || (barIndex < 0))
{
return;
}
if ((tableIndex < mGraphData.Tables.Count) && (barIndex < mGraphData.Tables[tableIndex].Rows.Count))
{
mSelected[tableIndex] = select ? barIndex : -1;
}
}
/// <summary>
/// Renders all graphs.
/// </summary>
public void RenderGraph()
{
int ratio, maxratio, barIndex, maxValIndex = 0;
string colspan, tooltip, cssClass, barId;
string strout = "";
strout += "\n <table style=\"width:100%\" cellpadding=\"0\" cellspacing=\"1\" class=\"GraphTable\">";
foreach (DataTable dt in mGraphData.Tables)
{
cssClass = "";
if (mCSSStyle[maxValIndex].ToString().Length > 0)
{
cssClass = " class =\"" + mCSSStyle[maxValIndex].ToString() + "\" ";
}
maxratio = (int)mMaxBarHeight[maxValIndex];
strout += "\n <tr" + cssClass + ">";
barIndex = 0;
foreach (DataRow dr in dt.Rows)
{
colspan = "";
if (ValidationHelper.GetInteger(dr[COL_SPAN], 0) > 1)
{
colspan = "colspan=" + dr[COL_SPAN];
}
strout += "\n <td " + colspan + " style=\"text-align: center;\">";
int value = ValidationHelper.GetInteger(dr[COL_VALUE].ToString(), 0);
ratio = value;
bool isMax = (ratio == (int)mMaxValues[maxValIndex]);
//Response.Write(((int)mMaxValues[maxValIndex]) + " ");
if (isMax && (ratio > 0))
{
ratio = maxratio - 3;
}
else
{
ratio = (maxratio * ratio) / ((int)mMaxValues[maxValIndex] + 1);
}
tooltip = "";
if (dr[COL_TOOLTIP].ToString().Length > 0)
{
tooltip = "title=\"" + dr[COL_TOOLTIP].ToString() + "\" ";
}
// Create unique bar ID based on graph ID and table indexes
barId = ID + "_" + barIndex + "_" + maxValIndex;
if ((int)mSelected[maxValIndex] == barIndex)
{
cssClass = CSS_GRAPHBARSELBOX;
SelectedBarID = barId;
// barId = " id=\"" + this.ID + "_" + GRAPHBAR_SEL_ID + "\" ";
}
else
{
cssClass = CSS_GRAPHBARBOX;
// barId = "";
}
strout += "\n <div id=\"" + barId + "\" class=\"" + cssClass + "\" " + tooltip + "onclick=\"" + ID + "_RenderStyle(this); " + ID;
strout += "_ShowDesktopContent('" + dr[COL_URL].ToString() + "', '" + dr[COL_URL2].ToString() + "')\" style=\"cursor: pointer;\">";
if (!isMax || (value == 0))
{
strout += "\n <div style=\"height: " + (maxratio - ratio - 3) + "px;\"></div>";
}
strout += "\n <div class=\"" + CSS_GRAPHBAR;
strout += "\" style=\"height:" + (ratio + 1) + "px; line-height: 0px;\" > </div>";
strout += "\n <div class=\"" + CSS_GRAPHTEXT + "\" style=\"width: 20px;\">" + dr[COL_TEXT] + "</div>";
strout += "\n </div>";
strout += "\n </td>";
barIndex++;
}
strout += "\n </tr>";
maxValIndex++;
}
strout += "\n </table>";
pnlGraph.Controls.Add(new LiteralControl(strout));
}
/// <summary>
/// Creates helper script.
/// </summary>
/// <returns>Script</returns>
public string CreateScript()
{
string strout = "";
strout += "\n var " + ID + "_oldItem = document.getElementById(\"" + SelectedBarID + "\");";
strout += "\n function " + ID + "_RenderStyle(sender)";
strout += "\n {";
strout += "\n if (" + ID + "_oldItem) {";
strout += "\n " + ID + "_oldItem.className = \"" + CSS_GRAPHBARBOX + "\";";
strout += "\n }";
strout += "\n sender.className = \"" + CSS_GRAPHBARSELBOX + "\"; ";
strout += "\n " + ID + "_oldItem = sender;";
strout += "\n " + ID + "_OnSelectBar(sender);";
strout += "\n }";
return ScriptHelper.GetScript(strout);
}
}