5.0 Source Code

Committing 5.0 Source Code
2023-04-06 18:58:04 +01:00
parent 0f3ede77fa
commit 0282345603
1680 changed files with 241310 additions and 0 deletions
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+//    uniCenta oPOS  - Touch Friendly Point Of Sale
+//    Copyright (c) 2009-2018 uniCenta & previous Openbravo POS works
+//    https://unicenta.com
+//
+//    This file is part of uniCenta oPOS
+//
+//    uniCenta oPOS is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//   uniCenta oPOS is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU General Public License for more details.
+//
+//    You should have received a copy of the GNU General Public License
+//    along with uniCenta oPOS.  If not, see <http://www.gnu.org/licenses/>.
+
+package com.unicenta.pos.scale;
+
+import com.unicenta.pos.forms.AppLocal;
+import com.unicenta.pos.forms.AppProperties;
+import com.unicenta.pos.util.StringParser;
+import java.awt.Component;
+
+/**
+ *
+ * @author JG uniCenta
+ */
+public class DeviceScale {
+    
+    private Scale m_scale;
+    
+    /** Creates a new instance of DeviceScale
+     * @param parent
+     * @param props */
+    public DeviceScale(Component parent, AppProperties props) {
+        StringParser sd = new StringParser(props.getProperty("machine.scale"));
+        String sScaleType = sd.nextToken(':');
+        String sScaleParam1 = sd.nextToken(',');
+        // String sScaleParam2 = sd.nextToken(',');
+        switch (sScaleType) {
+            case "acompc100":
+                m_scale = new ScaleAcomPC100(sScaleParam1);
+                break;
+            case "averyberkel6720":
+                m_scale = new ScaleAvery(sScaleParam1);
+                break;                
+            case "casiopd1":
+                m_scale = new ScaleCasioPD1(sScaleParam1);
+                break;
+            case "dialog1":
+                m_scale = new ScaleComm(sScaleParam1);
+                break;
+            case "samsungesp":
+                m_scale = new ScaleSamsungEsp(sScaleParam1);
+                break;
+            case "caspdii":
+                m_scale = new ScaleCASPDII(sScaleParam1);
+                break;
+            case "fake":
+                // a fake scale for debugging purposes
+                m_scale = new ScaleFake();
+                break;
+            case "screen":
+                // on screen scale
+                m_scale = new ScaleDialog(parent);
+                break;
+            default:
+                m_scale = null;
+                break;
+        }
+    }
+    
+    /**
+     *
+     * @return
+     */
+    public boolean existsScale() {
+        return m_scale != null;
+    }
+    
+    /**
+     *
+     * @return
+     * @throws ScaleException
+     */
+    public Double readWeight() throws ScaleException {
+        
+        if (m_scale == null) {
+            throw new ScaleException(AppLocal.getIntString("scale.notdefined"));
+        } else {
+            Double result = m_scale.readWeight();
+            if (result == null) {
+                return null; // Canceled by the user / scale
+            } else if (result < 0.002) {
+                // invalid result. nothing on the scale
+                throw new ScaleException(AppLocal.getIntString("scale.invalidvalue"));                
+            } else {
+                // valid result
+                return result;
+            }
+        }
+    }    
+}