mcolor.java

Java写的ERP系统

/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is                  Compiere  ERP & CRM  Business Solution
 * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
 * Portions created by Jorg Janke are Copyright (C) 1999-2001 Jorg Janke, parts
 * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.model;

import java.awt.*;
import java.util.*;
import java.sql.*;
import java.math.*;

import org.compiere.util.*;
import org.compiere.plaf.*;

/**
 *  Color Persistent Object Model
 *  (DisplayType=27)
 *
 *  @author Jorg Janke
 *  @version $Id: MColor.java,v 1.7 2002/08/12 01:55:12 danb Exp $
 */
public class MColor extends PO
{
	/**
	 *  Color Model
	 *  @param ctx
	 *  @param AD_Color_ID
	 */
	public MColor(Properties ctx, int AD_Color_ID)
	{
		super (ctx, AD_Color_ID);
		if (AD_Color_ID == 0)
			setValue("Name", "-/-");
	}   //  MColor

	/**
	 *  Initialize POInfo
	 *  @param ctx
	 *  @return POInfo
	 */
	protected POInfo initPO (Properties ctx)
	{
		int AD_Table_ID = 457;
		return POInfo.getPOInfo (ctx, AD_Table_ID);
	}   //  initPO

	/**
	 *  String Representation
	 *  @return string
	 */
	public String toString()
	{
		return "MColor[ID=" + getID() + " - " + getValue("Name") + "]";
	}   //  toString

	/**
	 *  Load Special data (images, ..).
	 *  To be extended by sub-classes
	 *  @param rs
	 *  @param index zero based index
	 *  @return value
	 *  @throws SQLException
	 */
	protected Object loadSpecial (ResultSet rs, int index) throws SQLException
	{
		Log.trace(Log.l4_Data, "MColor.loadSpecial", p_info.getColumnName(index));
		if (index == getColumnIndex("ColorType"))
			return rs.getString(index+1);
		return null;
	}   //  loadSpecial


	/**
	 *  Save Special Data.
	 *      AD_Image_ID (Background)
	 *  @param value
	 *  @param index
	 *  @return SQL code for INSERT VALUES clause
	 */
	protected String saveNewSpecial (Object value, int index)
	{
		String colName = p_info.getColumnName(index);
		String colValue = value == null ? "null" : value.getClass().toString();
		Log.trace(Log.l5_DData, "MColor.saveNewSpecial " + colName, colValue);
		if (value == null)
			return "NULL";
		return value.toString();
	}   //  saveNewSpecial

	/*************************************************************************/

	/**
	 *  Get CompiereColor
	 *  @return CompiereColor
	 *  @see org.compiere.grid.ed.VColor#getCompiereColor
	 */
	public CompiereColor getCompiereColor()
	{
		if (getID() == 0)
			return null;

		//  Color Type
		String ColorType = (String)getValue("ColorType");
		if (ColorType == null)
		{
			Log.error("MColor.getCompiereColor - No ColorType");
			return null;
		}
		CompiereColor cc = null;
		//
		if (ColorType.equals(CompiereColor.TYPE_FLAT))
		{
			cc = new CompiereColor(getColor(true), true);
		}
		else if (ColorType.equals(CompiereColor.TYPE_GRADIENT))
		{
			Integer RepeatDistance = (Integer)getValue("RepeatDistance");
			String StartPoint = (String)getValue("StartPoint");
			int repeatDistance = RepeatDistance == null ? 0 : RepeatDistance.intValue();
			int startPoint = StartPoint == null ? 0 : Integer.parseInt(StartPoint);
			cc = new CompiereColor(getColor(true), getColor(false), startPoint, repeatDistance);
		}
		else if (ColorType.equals(CompiereColor.TYPE_LINES))
		{
			Integer LineWidth = (Integer)getValue("LineWidth");
			Integer LineDistance = (Integer)getValue("LineDistance");
			int lineWidth = LineWidth == null ? 0 : LineWidth.intValue();
			int lineDistance = LineDistance == null ? 0 : LineDistance.intValue();
			cc = new CompiereColor(getColor(false), getColor(true), lineWidth, lineDistance);
		}
		else if (ColorType.equals(CompiereColor.TYPE_TEXTURE))
		{
			Integer AD_Image_ID = (Integer)getValue("AD_Image_ID");
			String url = getURL(AD_Image_ID);
			if (url == null)
				return null;
			BigDecimal ImageAlpha = (BigDecimal)getValue("ImageAlpha");
			float compositeAlpha = ImageAlpha == null ? 0.7f : ImageAlpha.floatValue();
			cc = new CompiereColor(url, getColor(true), compositeAlpha);
		}
		return cc;
	}   //  getCompiereColor

	/**
	 *  Get Color
	 *  @param primary true if primary false if secondary
	 *  @return Color
	 */
	private Color getColor (boolean primary)
	{
		String add = primary ? "" : "_1";
		Integer Red = (Integer)getValue("Red" + add);
		Integer Green = (Integer)getValue("Green" + add);
		Integer Blue = (Integer)getValue("Blue" + add);
		//
		int red = Red == null ? 0 : Red.intValue();
		int green = Green == null ? 0 : Green.intValue();
		int blue = Blue == null ? 0 : Blue.intValue();
		//
		return new Color (red, green, blue);
	}   //  getColor

	/**
	 *  Get URL from Image
	 *  @param AD_Image_ID
	 *  @return URL as String or null
	 */
	private String getURL (Integer AD_Image_ID)
	{
		if (AD_Image_ID == null || AD_Image_ID.intValue() == 0)
			return null;
		//
		String retValue = null;
		String sql = "SELECT ImageURL FROM AD_Image WHERE AD_Image_ID=?";
		try
		{
			PreparedStatement pstmt = DB.prepareStatement(sql);
			pstmt.setInt (1, AD_Image_ID.intValue());
			ResultSet rs = pstmt.executeQuery();
			if (rs.next())
			{
				retValue = rs.getString(1);
			}
			rs.close();
			pstmt.close();
		}
		catch (SQLException e)
		{
			Log.error("MColor.getURL", e);
		}
		return retValue;
	}   //  getURL

}   //  MColor