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FX7Segment.h

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00001 /********************************************************************************
00002 *                                                                               *
00003 *                7 - S e g m e n t   D i s p l a y   W i d g e t                *
00004 *                                                                               *
00005 *********************************************************************************
00006 * Copyright (C) 2004,2006 by Jeroen van der Zijp.   All Rights Reserved.        *
00007 *********************************************************************************
00008 * This library is free software; you can redistribute it and/or                 *
00009 * modify it under the terms of the GNU Lesser General Public                    *
00010 * License as published by the Free Software Foundation; either                  *
00011 * version 2.1 of the License, or (at your option) any later version.            *
00012 *                                                                               *
00013 * This library is distributed in the hope that it will be useful,               *
00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of                *
00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU             *
00016 * Lesser General Public License for more details.                               *
00017 *                                                                               *
00018 * You should have received a copy of the GNU Lesser General Public              *
00019 * License along with this library; if not, write to the Free Software           *
00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.    *
00021 *********************************************************************************
00022 * $Id: FX7Segment.h,v 1.12 2006/03/01 02:13:21 fox Exp $                        *
00023 ********************************************************************************/
00024 #ifndef FX7SEGMENT_H
00025 #define FX7SEGMENT_H
00026 
00027 #ifndef FXFRAME_H
00028 #include "FXFrame.h"
00029 #endif
00030 
00031 
00032 namespace FX {
00033 
00034 /// 7 Segment styles
00035 enum {
00036   SEVENSEGMENT_NORMAL   = 0,            /// Draw segments normally
00037   SEVENSEGMENT_SHADOW   = 0x00080000    /// Draw shadow under the segments
00038   };
00039 
00040 
00041 /**
00042 * Seven-segment (eg LCD/watch style) widget, useful for making
00043 * indicators and timers.  Besides numbers, the seven-segment
00044 * display widget can also display some letters and punctuations.
00045 */
00046 class FXAPI FX7Segment : public FXFrame {
00047   FXDECLARE(FX7Segment)
00048 protected:
00049   FXString label;       // Text being shown
00050   FXColor  textColor;   // Text color
00051   FXint    thickness;   // Segment thickness
00052   FXint    cellwidth;   // Width of cell
00053   FXint    cellheight;  // height of cell
00054   FXString tip;         // Tooltip
00055   FXString help;        // Help message
00056 protected:
00057   FX7Segment();
00058 private:
00059   FX7Segment(const FX7Segment&);
00060   FX7Segment &operator=(const FX7Segment&);
00061   void drawCells(FXDCWindow &dc,FXint x,FXint y,FXint cw,FXint ch);
00062   void drawSegments(FXDCWindow &dc,FXint x,FXint y,FXint w,FXint h,FXuint segments);
00063 public:
00064   long onPaint(FXObject*,FXSelector,void*);
00065   long onCmdSetValue(FXObject*,FXSelector,void*);
00066   long onCmdSetIntValue(FXObject*,FXSelector,void*);
00067   long onCmdSetRealValue(FXObject*,FXSelector,void*);
00068   long onCmdSetStringValue(FXObject*,FXSelector,void*);
00069   long onCmdGetIntValue(FXObject*,FXSelector,void*);
00070   long onCmdGetRealValue(FXObject*,FXSelector,void*);
00071   long onCmdGetStringValue(FXObject*,FXSelector,void*);
00072   long onCmdSetHelp(FXObject*,FXSelector,void*);
00073   long onCmdGetHelp(FXObject*,FXSelector,void*);
00074   long onCmdSetTip(FXObject*,FXSelector,void*);
00075   long onCmdGetTip(FXObject*,FXSelector,void*);
00076   long onQueryHelp(FXObject*,FXSelector,void*);
00077   long onQueryTip(FXObject*,FXSelector,void*);
00078 public:
00079 
00080   /// Create a seven segment display
00081   FX7Segment(FXComposite* p,const FXString& text,FXuint opts=SEVENSEGMENT_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0,FXint pl=DEFAULT_PAD,FXint pr=DEFAULT_PAD,FXint pt=DEFAULT_PAD,FXint pb=DEFAULT_PAD);
00082 
00083   /// Return default width
00084   virtual FXint getDefaultWidth();
00085 
00086   /// Return default height
00087   virtual FXint getDefaultHeight();
00088 
00089   /// Set the text for this label
00090   void setText(const FXString& text);
00091 
00092   /// Get the text for this label
00093   FXString getText() const { return label; }
00094 
00095   /// Change text color
00096   void setTextColor(FXColor clr);
00097 
00098   /// Return text color
00099   FXColor getTextColor() const { return textColor; }
00100 
00101   /// Get/set cell width
00102   void setCellWidth(FXint w);
00103   FXint getCellWidth() const { return cellwidth; }
00104 
00105   /// Get/set cell height
00106   void setCellHeight(FXint h);
00107   FXint getCellHeight() const { return cellheight; }
00108 
00109   /// Get/set segment thickness
00110   void setThickness(FXint t);
00111   FXint getThickness() const { return thickness; }
00112 
00113   /// Change 7 segment style
00114   void set7SegmentStyle(FXuint style);
00115 
00116   /// Get current 7 segment style
00117   FXuint get7SegmentStyle() const;
00118 
00119   /// Set the current text-justification mode.
00120   void setJustify(FXuint mode);
00121 
00122   /// Get the current text-justification mode.
00123   FXuint getJustify() const;
00124 
00125   /// Set the status line help text 
00126   void setHelpText(const FXString& text){ help=text; }
00127 
00128   /// Get the status line help text 
00129   const FXString& getHelpText() const { return help; }
00130 
00131   /// Set the tool tip message 
00132   void setTipText(const FXString& text){ tip=text; }
00133 
00134   /// Get the tool tip message 
00135   const FXString& getTipText() const { return tip; }
00136 
00137   /// Save to a stream
00138   virtual void save(FXStream &store) const;
00139 
00140   /// Load from a stream
00141   virtual void load(FXStream &store);
00142   };
00143 
00144 }
00145 
00146 #endif

Copyright © 1997-2005 Jeroen van der Zijp