screen_handler.cpp

00001 #include "mbed.h"
00002 #include "TFT_4DGL.h"
00003 #include "display.h"
00004 #include "FS_datastructures.h"
00005 #include "MODSERIAL.h"
00006 
00007  
00008 #include <string> 
00009 using namespace std;
00010 
00011 extern MODSERIAL SERIAL_DEBUG; // <----- debug only !!
00012   
00013 extern int FSdata_received_flag;    //Prototype of data flag (declared in main.cpp)
00014 extern TFT_4DGL display;            //Prototype of Display Driver (declared in display.cpp)
00015  
00016 //Prototype of indicators (declared in keyboard.cpp)
00017 extern DigitalOut EXEC;
00018 extern DigitalOut FAIL;
00019 extern DigitalOut DSPY;
00020 extern DigitalOut  MSG;
00021 extern DigitalOut OFST;
00022  
00023 extern void CDU_SET_BGL_INTENSITY( int nVal );      //Prototype of function controlling CDU backlight (declared in keyboard.cpp)
00024 extern int nFontSize( int nfont_number );           //Prototype of function for fontselection (declared in display.cpp)
00025 extern int nFontWidth (int nfont_number );          //Prototype of function to retrieve font width (declared in display.cpp)
00026 extern int nLine2Pixel( int nLine );                //Prototype of function to calculate vertical pixelposition from line number (declared in display.cpp)
00027 extern int LeftOrRight( int nTextLine, string cString, int nChars, int nCharWidth ); //declared in display.cpp
00028 extern int cRGB( char cRED, char cGREEN, char cBLUE ); //Prototype of function for assembly color word (declared in display.cpp)
00029  
00030 // FS_data_update_ID:
00031 // These global flags indicate what data has been updated.
00032 // Should be tested when FS_DATA_EVENT occurs.
00033 extern int Background_Col_Update;    // 1 when color was updated, must be reset to 0 when data has been read
00034 extern int CDU_Status_Update    ;    // 1 when status was updated, must be reset to 0 when data has been read
00035 extern int DO_CLR_SCREEN        ;    // 1 when screen should be cleared, must be reset to 0 when done
00036 extern int Text_Line_Update     ;    // equal to line number whose text was updated, must be reset to 0 when text has been read 
00037 extern int Key_Maintext_Update  ;    // equal to keynumber whose main text line was updated, must be reset to -1 (!)when text has been read
00038 extern int Key_Subtext_Update   ;    // equal to keynumber whose sub text line was updated, must be reset to -1 (!) when text has been read
00039  
00040 // Common flag to signal that one or more updates were performed:
00041 //int FSdata_received_flag = false;  //  : true when one or more FS-to-CDU data structures were updated
00042                                    
00043 // --------------------------------------------------------------------------------------------------
00044  
00045 void CDU_DSP_CSS()
00046 /*Check flags to see if action is required
00047 Background_Col_Update;    // : 1 when color was updated, must be reset to 0 when data has been read
00048 CDU_Status_Update    ;    // : 1 when status was updated, must be reset to 0 when data has been read
00049 DO_CLR_SCREEN        ;    // : 1 when screen should be cleared, must be reset to 0 when done
00050 Text_Line_Update     ;    // : equal to line number whose text was updated, must be reset to 0 when text has been read
00051 Key_Maintext_Update  ;    // : equal to keynumber whose main text line was updated, must be reset to -1 (!)when text has been read
00052 Key_Subtext_Update   ;    // : equal to keynumber whose sub text line was updated, must be reset to -1 (!) when text has been read
00053 */
00054    
00055 {
00056     int nLine = 1;  //default value
00057     //check common flag
00058 
00059         if ( Background_Col_Update == 1)
00060         {
00061             display.background_color( cRGB( BACKGROUND_COL.BG_RED, BACKGROUND_COL.BG_GREEN, BACKGROUND_COL.BG_BLUE ) );
00062             Background_Col_Update = 0;
00063         }
00064        
00065         if ( Key_Maintext_Update > -1 )
00066             //Key_Maintext_Update contains the line number 00-49 is LSK text, 50-99 is RSK text
00067             //Currently used:
00068             //00-14 left  side of screen --> left  adjust, horizontal position = 0
00069             //50-64 right side of screen --> right adjust, horizontal position calculated with righttext() (declared in display.cpp)
00070            
00071             //00 = LSK1         50 = RSK1   Print on LINE 3
00072             //01 = LSK2         51 = RSK2   Print on LINE 5
00073             //02 = LSK3         52 = RSK3   Print on LINE 7
00074             //03 = LSK4         53 = RSK4   Print on LINE 9
00075             //04 = LSK5         54 = RSK5   Print on LINE 11
00076             //05 = LSK6         55 = RSK6   Print on LINE 13
00077         {
00078             switch ( Key_Maintext_Update )
00079             {
00080                 case ( 00 ): nLine = 3; break;
00081                 case ( 50 ): nLine = 3; break;
00082                 case ( 01 ): nLine = 5; break;
00083                 case ( 51 ): nLine = 5; break;
00084                 case ( 02 ): nLine = 7; break;
00085                 case ( 52 ): nLine = 7; break;
00086                 case ( 03 ): nLine = 9; break;
00087                 case ( 53 ): nLine = 9; break;
00088                 case ( 04 ): nLine = 11; break;
00089                 case ( 54 ): nLine = 11; break;
00090                 case ( 05 ): nLine = 13; break;
00091                 case ( 55 ): nLine = 13; break;
00092             }
00093             
00094             SERIAL_DEBUG.printf("Key MAINTEXT is : %s\r\n",SELKEY_MAINTEXT[Key_Maintext_Update].text );       // show text 
00095             
00096             //display.graphic_string(char *s, int x, int y, char font, int color, char width multiplier, char height multiplier)
00097             /*
00098             display.graphic_string( SELKEY_MAINTEXT[Key_Maintext_Update].text ,                         //Text to display
00099                                     LeftOrRight( Key_Maintext_Update, SELKEY_MAINTEXT[Key_Maintext_Update].text,24,24*nFontWidth( SELKEY_MAINTEXT[Key_Maintext_Update].font_size )) ,    //Horizontal position
00100                                     nLine2Pixel( nLine ),                                 //Vertical position
00101                                     nFontSize( SELKEY_MAINTEXT[Key_Maintext_Update].font_size ),        //Font
00102                                     cRGB( SELKEY_MAINTEXT[Key_Maintext_Update].text_RED ,SELKEY_MAINTEXT[Key_Maintext_Update].text_GREEN ,SELKEY_MAINTEXT[Key_Maintext_Update].text_BLUE ),
00103                                     1, 1 );
00104             */
00105             display.graphic_string( SELKEY_MAINTEXT[Key_Maintext_Update].text ,                         //Text to display
00106                                     12*24 ,    //Horizontal position
00107                                     nLine2Pixel( nLine ),                                 //Vertical position
00108                                     nFontSize( SELKEY_MAINTEXT[Key_Maintext_Update].font_size ),        //Font
00109                                     cRGB( SELKEY_MAINTEXT[Key_Maintext_Update].text_RED ,SELKEY_MAINTEXT[Key_Maintext_Update].text_GREEN ,SELKEY_MAINTEXT[Key_Maintext_Update].text_BLUE ),
00110                                     1, 1 );
00111             
00112             
00113             Key_Maintext_Update = -1;
00114         }
00115        
00116         if ( Key_Subtext_Update > -1 )
00117             //Key Subtext_Update contains the line number 00-49 is LSK subtext, 50-99 is RSK subtext
00118             //Currently used:
00119             //00-14 left  side of screen --> left  adjust, horizontal position = 0
00120             //50-64 right side of screen --> right adjust, horizontal position calculated with righttext() (declared in display.cpp)           
00121             //00 = LSK1         50 = RSK1   Print on LINE 2
00122             //01 = LSK2         51 = RSK2   Print on LINE 4
00123             //02 = LSK3         52 = RSK3   Print on LINE 6
00124             //03 = LSK4         53 = RSK4   Print on LINE 8
00125             //04 = LSK5         54 = RSK5   Print on LINE 10
00126             //05 = LSK6         55 = RSK6   Print on LINE 12
00127         {
00128             switch ( Key_Subtext_Update )
00129             {
00130                 case ( 00 ): nLine = 2; break;
00131                 case ( 50 ): nLine = 2; break;
00132                 case ( 01 ): nLine = 4; break;
00133                 case ( 51 ): nLine = 4; break;
00134                 case ( 02 ): nLine = 6; break;
00135                 case ( 52 ): nLine = 6; break;
00136                 case ( 03 ): nLine = 8; break;
00137                 case ( 53 ): nLine = 8; break;
00138                 case ( 04 ): nLine = 10; break;
00139                 case ( 54 ): nLine = 10; break;
00140                 case ( 05 ): nLine = 12; break;
00141                 case ( 55 ): nLine = 12; break;
00142             }
00143             //display.graphic_string(char *s, int x, int y, char font, int color, char width multiplier, char height multiplier)           
00144             display.graphic_string( SELKEY_SUBTEXT[Key_Subtext_Update].text ,                       //Text to display
00145                                     LeftOrRight( Key_Subtext_Update, SELKEY_SUBTEXT[Key_Subtext_Update].text,12,48*nFontWidth( SELKEY_SUBTEXT[Key_Subtext_Update].font_size )) ,  //Horizontal position
00146                                     nLine2Pixel( nLine ),                              //Vertical position
00147                                     nFontSize( SELKEY_SUBTEXT[Key_Subtext_Update].font_size ),      //Font
00148                                     cRGB( SELKEY_SUBTEXT[Key_Subtext_Update].text_RED ,SELKEY_SUBTEXT[Key_Subtext_Update].text_GREEN ,SELKEY_SUBTEXT[Key_Subtext_Update].text_BLUE ),
00149                                     1, 1 ); //multiplier always on 1
00150             Key_Subtext_Update = -1;
00151         }
00152        
00153         if ( Text_Line_Update > 0)
00154         {
00155             //Text_Line_Update contains the the line number to write
00156              display.graphic_string( TEXTLINE[Text_Line_Update].text ,                      //Text to display
00157                                     0,                                                      //Horizontal position always 0
00158                                     nLine2Pixel( Text_Line_Update ),                        //Vertical position
00159                                     nFontSize( TEXTLINE[Text_Line_Update].font_size ),      //Font
00160                                     cRGB( TEXTLINE[Text_Line_Update].text_RED ,TEXTLINE[Text_Line_Update].text_GREEN ,TEXTLINE[Text_Line_Update].text_BLUE ),
00161                                     1, 1 ); //multiplier always on 1
00162             Text_Line_Update = 0;
00163         }
00164        
00165         if ( CDU_Status_Update == 1 )
00166         {
00167 /*                           
00168                 CDU_STATUS.stby_mode;           //  : 0 = operational mode, 1 = standby mode
00169 */          if ( CDU_STATUS.backlight )         // Backlight control
00170             {
00171                 CDU_SET_BGL_INTENSITY( 255 );
00172             }
00173             else
00174             {
00175                 CDU_SET_BGL_INTENSITY( 0 ); 
00176             }
00177             // Set CDU indicators
00178             MSG  = CDU_STATUS.msg_indicator;
00179             EXEC = CDU_STATUS.exec_indicator;
00180             FAIL = CDU_STATUS.fail_indicator;
00181             DSPY = CDU_STATUS.dspy_indicator;
00182             OFST = CDU_STATUS.ofst_indicator;
00183  
00184             CDU_Status_Update =0;
00185         }
00186         if ( DO_CLR_SCREEN )
00187         {
00188             display.cls();
00189             DO_CLR_SCREEN =0;
00190         }
00191 }