生成條形碼的類
public class barcode128dll
set }
private font m_valuefont = new font("宋體",10);
///
/// 是否顯示可見號碼 如果為null不顯示號碼
///
public font valuefont set }
private byte m_magnify = 0;
///
/// 放大倍數
///
public byte magnify set }
///
/// 條碼類別
///
public enum encode
public code128()
", "93", "111341");
m_code128.rows.add("94", "rs", "~", "94", "131141");
m_code128.rows.add("95", "us", "del", "95", "114113");
m_code128.rows.add("96", "fnc3", "fnc3", "96", "114311");
m_code128.rows.add("97", "fnc2", "fnc2", "97", "411113");
m_code128.rows.add("98", "shift", "shift", "98", "411311");
m_code128.rows.add("99", "codec", "codec", "99", "113141");
m_code128.rows.add("100", "codeb", "fnc4", "codeb", "114131");
m_code128.rows.add("101", "fnc4", "codea", "codea", "311141");
m_code128.rows.add("102", "fnc1", "fnc1", "fnc1", "411131");
m_code128.rows.add("103", "starta", "starta", "starta", "211412");
m_code128.rows.add("104", "startb", "startb", "startb", "211214");
m_code128.rows.add("105", "startc", "startc", "startc", "211232");
m_code128.rows.add("106", "stop", "stop", "stop", "2331112");
#endregion
} ///
/// 獲取128圖形
///
/// 文字
/// 編碼
/// 圖形
public bitmap getcodeimage(string p_text, encode p_code)
catch
_text += getvalue(p_code, p_text.substring(0, 2), ref _temp);
_textnumb.add(_temp);
p_text = p_text.remove(0, 2);
} break;
case encode.ean128:
_examine = 105;
if (!((p_text.length & 1) == 0)) throw new exception("ean128長度必須是偶數");
_textnumb.add(102);
_text += "411131";
while (p_text.length != 0)
catch
_text += getvalue(encode.code128c, p_text.substring(0, 2), ref _temp);
_textnumb.add(_temp);
p_text = p_text.remove(0, 2);
} break;
default:
if (p_code == encode.code128a)
else
while (p_text.length != 0)
break;
} if (_textnumb.count == 0) throw new exception("錯誤的編碼,無資料");
_text = _text.insert(0, getvalue(_examine)); //獲取開始位
for (int i = 0; i != _textnumb.count; i++)
_examine = _examine % 103; //獲得嚴效位
_text += getvalue(_examine); //獲取嚴效位
_text += "2331112"; //結束位
bitmap _codeimage = getimage(_text);
getviewtext(_codeimage, _viewtext);
return _codeimage;
} ///
/// 獲取目標對應的資料
///
/// 編碼
/// 數值 a b 30
/// 返回編號
/// 編碼
private string getvalue(encode p_code, string p_value, ref int p_setid)
///
/// 根據編號獲得條紋
///
///
///
private string getvalue(int p_codeid)
///
/// 獲得條碼圖形
///
/// 文字
/// 圖形
private bitmap getimage(string p_text)
bitmap _codeimage = new bitmap(_width, (int)m_height);
graphics _garphics = graphics.fromimage(_codeimage);
//pen _pen;
int _lenex = 0;
for (int i = 0; i != _value.length; i++)
else
//_garphics.(_pen, new point(_lenex, 0), new point(_lenex, m_height));
_lenex += _valuenumb;
} _garphics.dispose();
return _codeimage;
} ///
/// 顯示可見條碼文字 如果小於40 不顯示文字
///
/// 圖形
private void getviewtext(bitmap p_bitmap, string p_viewtext)
int _stary = p_bitmap.height - (int)_drawsize.height;
_graphics.fillrectangle(brushes.white, new rectangle(0, _stary, p_bitmap.width, (int)_drawsize.height));
_graphics.drawstring(p_viewtext, m_valuefont, brushes.black, (p_bitmap.width-_drawsize.width)/2, _stary);
} //12345678
//(105 + (1 * 12 + 2 * 34 + 3 * 56 + 4 *78)) % 103 = 47
//結果為starc +12 +34 +56 +78 +47 +end
internal image getcodeimage(string p) }
}呼叫方法
public void makebarcode(string sheetname)
}條形碼型別解釋：
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