Diff: display.cpp

Revision:

8:422544d24df3

Parent:

7:6576a287e563

Child:

13:d60c746c097c

--- a/display.cpp	Thu Jul 17 10:09:14 2014 +0000
+++ b/display.cpp	Sun Jul 20 16:33:53 2014 +0000
@@ -1,19 +1,15 @@
 //Display control functions --
- 
 #include "mbed.h"
 #include "TFT_4DGL.h"
 #include "display.h"
-#include <string> 
+#include <string>
 using namespace std;
- 
 DigitalOut VGA_SOURCE( p7 ); //control line for video switch between INT and EXT video
 DigitalOut VGA_SELECT( p8 ); //control line to select/deselect video switch
- 
 /*
 =====================================================
 SGC (Serial Graphics Controller) PLATFORM OUTPUT FILE
 =====================================================
- 
 *******************************************************
 * Must set 'New image format' for usage on Picaso SGC *
 * Data:                                               *
@@ -21,12 +17,10 @@
 * 4DSL command:                                       *
 *  Control(6,0)                                       *
 *******************************************************
- 
 ---------------------------------------------------------------------------------------
 File "logo_flyengravity.jpg" (logo_flyengravity.jpg)
 Sector Address 0x000000
 X = 0 Y = 135 Width = 640 Height = 215 Bits = 16
- 
 Display Image from Memory Card (Serial Command):
 Syntax:
 @, I, x, y, SectorAdd(hi), SectorAdd(mid), SectorAdd(lo)
@@ -34,12 +28,10 @@
 0x40, 0x49, 0x00, 0x00, 0x00, 0x87, 0x00, 0x00, 0x00
 4DSL command:
 NewUSDImage(0, 135, 0x000000)
- 
 ---------------------------------------------------------------------------------------
 File "Testscreen.png" (Testscreen.png)
 Sector Address 0x00021A
 X = 0 Y = 0 Width = 640 Height = 480 Bits = 16
- 
 Display Image from Memory Card (Serial Command):
 Syntax:
 @, I, x, y, SectorAdd(hi), SectorAdd(mid), SectorAdd(lo)
@@ -47,66 +39,56 @@
 0x40, 0x49, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x1A
 4DSL command:
 NewUSDImage(0, 0, 0x00021A)
- 
 */
- 
 /*Display Commands
- 
 $PCDUCLS Erase to active background colour (default black) or white
 ===================================================================
 Syntax: $PCDUCLS, <mode>*<checksum>CRLF
- <mode>=0 : Clear screen to current background colour (default=black)
- <mode>=1 : Clear screen to white
- 
+<mode>=0 : Clear screen to current background colour (default=black)
+<mode>=1 : Clear screen to white
 $PCDUSBC Set Background Color
 ====================================================================
 Syntax: $PCDUSBC,<Rcolour>,<Gcolour>,<Bcolour>*<checksum>CRLF
- < Rcolour > : RED (000‐255)
- < Gcolour > : GREEN (000‐255)
- < Bcolour > : BLUE (000‐255)
- Set background colour to RGB as defined in the three data fields.
- 
+< Rcolour > : RED (000‐255)
+< Gcolour > : GREEN (000‐255)
+< Bcolour > : BLUE (000‐255)
+Set background colour to RGB as defined in the three data fields.
 $PCDUWTX WTX=WRITE TEXT Write text on any X,Y position on the screen.
 =====================================================================
 Syntax: $PCDUWTX,<Fsize>,<Fstyle>,<Rcolour>,<Gcolour>,<Bcolour>,<Text><Col>,<Row>*<checksum>CRLF
- <Fsize> : Font size (F0..F9). Currently F0 and F1 are implemented.
- <Fstyle> : Font style (S=Standard, B=Bold, I=Italic, U=Underline, N=Negative)
- < Rcolour > : RED (000‐255)
- < Gcolour > : GREEN (000‐255)
- < Bcolour > : BLUE (000‐255)
- <Text> : Any printable ASCII character except the * character as this is used as the text field delimiter. 
+<Fsize> : Font size (F0..F9). Currently F0 and F1 are implemented.
+<Fstyle> : Font style (S=Standard, B=Bold, I=Italic, U=Underline, N=Negative)
+< Rcolour > : RED (000‐255)
+< Gcolour > : GREEN (000‐255)
+< Bcolour > : BLUE (000‐255)
+<Text> : Any printable ASCII character except the * character as this is used as the text field delimiter.
   Maximum length is 24 characters, minimum length is 1 character for font F0.
   Maximum length is 48 characters, minumum length is 1 character for font F1.
- <Col> : Horizontal position of the first character (1..24)
- <Row> : Vertical position of the line (1..14)
- 
+<Col> : Horizontal position of the first character (1..24)
+<Row> : Vertical position of the line (1..14)
 $PCDUETX ETX=ERASE TEXT
-============================================================= 
+=============================================================
 Syntax: $PCDUETX, <Col>,<Row>,<n>*<checksum>CRLF
- <Col> : Horizontal position of the first character (1..24 for font F0 or 1..48 for font F1)
- <Row> : Vertical position of the line (1‐14)
- <n> : number of characters to be erased (1..24 for font F0 or 1..48 for font F1)
- 
+<Col> : Horizontal position of the first character (1..24 for font F0 or 1..48 for font F1)
+<Row> : Vertical position of the line (1‐14)
+<n> : number of characters to be erased (1..24 for font F0 or 1..48 for font F1)
 $PCDUKTX                Write text attached to a Select Key
 ===========================================================
 Syntax: $PCDUKTX,<KeyID>,<Texttype>,<Fsize>,<Fstyle>,<Rcolour>,<Gcolour>,<Bcolour>,<Text>*< checksum>CRLF
- <KeyID> : Numbering is 00 – 49 for left keys and 50 – 99 for right keys. Top keys are 00 and 50.
- <Texttype> : M or S, meaning Main text or Subtext.
- <Fsize> : Font size (F0..F9). Currently F0 and F1 are implemented.
- <Fstyle> : Font style (S=Standard, B=Bold, I=Italic, U=Underline, N=Negative)
- < Rcolour > : RED (000‐255)
- < Gcolour > : GREEN (000‐255)
- < Bcolour > : BLUE (000‐255)
- <Text> : Any printable ASCII character within the character set.except the * character as this is used as the text field delimiter. 
+<KeyID> : Numbering is 00 – 49 for left keys and 50 – 99 for right keys. Top keys are 00 and 50.
+<Texttype> : M or S, meaning Main text or Subtext.
+<Fsize> : Font size (F0..F9). Currently F0 and F1 are implemented.
+<Fstyle> : Font style (S=Standard, B=Bold, I=Italic, U=Underline, N=Negative)
+< Rcolour > : RED (000‐255)
+< Gcolour > : GREEN (000‐255)
+< Bcolour > : BLUE (000‐255)
+<Text> : Any printable ASCII character within the character set.except the * character as this is used as the text field delimiter.
  Maximum length is 24 characters, minimum length is 1 character for font F0
- Maximum length is 48 characters, minumum length is 1 character for font F1.
+Maximum length is 48 characters, minumum length is 1 character for font F1.
 */
- 
 //Control lines for VGA driver board
 TFT_4DGL display(p13,p14,p15); // serial tx, serial rx, reset pin
- 
 //Character & String functions
- 
 char* str2char( string cString ) //convert a string to a character array
     {
     int nStrLen=cString.size();
@@ -116,7 +98,7 @@
     cText[nStrLen] = '\0';
     return cText;
     }
-    
+   
 int centertext( string cString, int nChars, int nCharWidth )
     //calculates the startposition on the screen to center the text
     //needs the actual string (cString), screenwidth in characters (nChars) and the character width (nCharWidth)
@@ -125,7 +107,7 @@
     nStart = nCharWidth*( nChars/2-( cString.size()/2 ));
     return nStart;
     }
-    
+   
 int righttext( string cString, int nChars, int nCharWidth )
     //calculates the startposition on the screen to right-align the text
     //needs the actual string (cString), screenwidth in characters (nChars) and the character width (nCharWidth)
@@ -134,25 +116,26 @@
     nStart = nCharWidth*( nChars - cString.size());
     return nStart;
     }
- 
 int nFontSize( int nfont_number )
 {
-    int nFont = 0;
+    int nFontWidth = 24;
     switch ( nfont_number )
     {
         case 0:
         {
-            nFont = FONT_12X34;
+            nFontWidth = SMALLCHAR; 
+            //nFontWidth = FONT_12X34;
             break;
         }
         case 1:
         {
-            nFont = FONT_24X34;
+            nFontWidth = LARGECHAR;
+            //nFontWidth = FONT_24X34;
             break;
         }
     }
-    return ( nFont );
-}    
+    return ( nFontWidth );
+}   
  
 int nFontWidth (int nfont_number )
 {
@@ -171,7 +154,7 @@
         }
     }
     return ( nFont );
-}    
+}   
  
 unsigned int cRGB( char cRED, char cGREEN, char cBLUE )
 {
@@ -179,17 +162,19 @@
     //Display driver requires this format
     unsigned int RGB = cBLUE + 256*cGREEN + 65536*cRED;
     return ( RGB );
-}    
+}   
  
 int LeftOrRight( int nTextLine, string cString, int nChars, int nCharWidth )
 {
+    // nChars is the maximum numbers of characters on the line
+    // nCharWidth is the characterwidth in pixels
     //decide to print data left aligned or right aligned
     //00 - 49 is left  side of screen
     //50 - 99 is right side of screen
-    int nHorPos = 0; 
+    int nHorPos = 0;
     // nChars is number of characters on this line (24 or 48)
     // nCharWidth is the character width in pixels
-    
+   
     if ( nTextLine < 50 )
     // Left side adjust
     {
@@ -202,7 +187,6 @@
     }
     return ( nHorPos );
 }
- 
 int nLine2Pixel( int nLine )
 {
     //calculate vertical pixelposition from linenumber
@@ -219,118 +203,114 @@
             nPixel = LINE2;
             break;
         }
-        
+       
         case 3:
         {
             nPixel = LINE3;
             break;
         }
-        
+       
         case 4:
         {
             nPixel = LINE4;
             break;
         }
-        
+       
         case 5:
         {
             nPixel = LINE5;
             break;
         }
-        
+       
         case 6:
         {
             nPixel = LINE6;
             break;
         }
-        
+       
         case 7:
         {
             nPixel = LINE7;
             break;
         }
-        
+       
         case 8:
         {
             nPixel = LINE8;
             break;
         }
-        
+       
         case 9:
         {
             nPixel = LINE9;
             break;
         }
-        
+       
         case 10:
         {
             nPixel = LINE10;
             break;
         }
-        
+       
         case 11:
         {
             nPixel = LINE11;
             break;
         }
-        
+       
         case 12:
         {
             nPixel = LINE12;
             break;
         }
-        
+       
         case 13:
         {
             nPixel = LINE13;
             break;
         }
-        
+       
         case 14:
         {
             nPixel = LINE14;
             break;
         }
-        
+       
     }
     return ( nPixel ) ;
 }
- 
 void VGA_SIGNAL( int Source, int On_Off)
 {
     VGA_SOURCE = Source;
     VGA_SELECT = On_Off;
 }
- 
 void CDU_InitDisplay()
 {
     display.baudrate( 9600 );       //init uVGAIII card
     VGA_SIGNAL( VGA_INT, VGA_ON );  //select INTERNTAL video and set VGA switch ON
 }
- 
 void CDU_StartScreen()
- {
+{
     string cTitle1="ENGRAVITY";
     string cTitle2="CONTROL & DISPLAY UNIT";
-    display.cls();   
+    display.cls();  
     
     display.graphic_string( str2char( cTitle1 ), centertext( cTitle1, 24, LARGECHAR), LINE6, FONT_24X34, WHITE, 1, 1 );
-    wait_ms(1000);
+    wait_ms(100);
     display.graphic_string( str2char( cTitle2 ), centertext( cTitle2, 24, LARGECHAR), LINE8, FONT_24X34, RED, 1, 1 );
-    wait_ms(1000);
+    wait_ms(100);
     display.graphic_string( str2char( cTitle2 ), centertext( cTitle2, 24, LARGECHAR), LINE8, FONT_24X34, GREEN, 1, 1 );
-    wait_ms(1000);
+    wait_ms(100);
     display.graphic_string( str2char( cTitle2) , centertext( cTitle2, 24, LARGECHAR), LINE8, FONT_24X34, BLUE, 1, 1 );
-    wait_ms(1000);
+    wait_ms(100);
     display.graphic_string( str2char( cTitle2) , centertext( cTitle2, 24, LARGECHAR), LINE8, FONT_24X34, WHITE, 1, 1 );
-    wait_ms(1000);
- }
- 
+    wait_ms(100);
+}
 void CDU_ScreenAlign()
 //Draw a wireframe for aligning the screen on display with keys
 {
     display.cls();
-    
+   
     display.pen_size(WIREFRAME);
     display.rectangle(XMIN,YMIN,XMAX,YMAX, WHITE);
     display.line(XMIN,LINE2,XMAX,LINE2, WHITE);
@@ -346,62 +326,59 @@
     display.line(XMIN,LINE12,XMAX,LINE12, WHITE);
     display.line(XMIN,LINE13,XMAX,LINE13, WHITE);
     display.line(XMIN,LINE14,XMAX,LINE14, WHITE);
- 
 }
- 
 void CDU_TestScreen()
 {
     display.display_control(IMAGE_FORMAT, NEW); //set correct image for reading from SD
     display.cls();
     display.showpicture(0x00, 0x00, 0x00, 0x14, 0x00, 0x01, 0xB5);    // Testscreen
 }
- 
 void CDU_LogoScreen()
 {
-    display.display_control(IMAGE_FORMAT, NEW); //set correct image for reading from SD    
+    display.display_control(IMAGE_FORMAT, NEW); //set correct image for reading from SD   
     display.cls();
     display.showpicture(0x00, 0x00, 0x00, 0x87, 0x00, 0x00, 0x00);    // Engravity logo
 }
-
+ 
 void CDU_Page()
 {
     display.cls();
     display.graphic_string( "PERF INIT" , 8*24,  LINE1, FONT_24X34, WHITE, 1, 1 );
-   
+  
     display.graphic_string( "GW/CRZ CG" , 0,  LINE2, FONT_12X34, WHITE, 1, 1 );
     display.graphic_string( "CRZ ALT"   , 41*12, LINE2, FONT_12X34, WHITE, 1, 1 );
-    
+   
     display.graphic_string( "___._ / 26.2%" , 0,  LINE3, FONT_24X34, WHITE, 1, 1 );
     display.graphic_string( "_____"     , 19*24, LINE3, FONT_24X34, WHITE, 1, 1 );
- 
     display.graphic_string( "FUEL" , 0,  LINE4, FONT_12X34, WHITE, 1, 1 );
     display.graphic_string( "CRZ/WIND"   , 40*12, LINE4, FONT_12X34, WHITE, 1, 1 );
-        
+       
     display.graphic_string( "0.0" , 0,  LINE5, FONT_24X34, WHITE, 1, 1 );
     display.graphic_string( "000$ /---" , 15*24,  LINE5, FONT_24X34, WHITE, 1, 1 );
-   
+  
     display.graphic_string( "ZFW" , 0,  LINE6, FONT_12X34, WHITE, 1, 1 );
     display.graphic_string( "___._ " , 0,  LINE7, FONT_24X34, WHITE, 1, 1 );
-   
+  
     display.graphic_string( "RESERVES" , 0,  LINE8, FONT_12X34, WHITE, 1, 1 );
     display.graphic_string( "__._ " , 0,  LINE9, FONT_24X34, WHITE, 1, 1 );
-        
+       
     display.graphic_string( "COST INDEX" , 0,  LINE10, FONT_12X34, WHITE, 1, 1 );
-    display.graphic_string( "TRANS ALT"   , 39*12, LINE10, FONT_12X34, WHITE, 1, 1 ); 
+    display.graphic_string( "TRANS ALT"   , 39*12, LINE10, FONT_12X34, WHITE, 1, 1 );
     
     display.graphic_string( "___" , 0,  LINE11, FONT_24X34, WHITE, 1, 1 );
     display.graphic_string( "_____"     , 19*24, LINE11, FONT_24X34, WHITE, 1, 1 );
-   
-    display.graphic_string( "------------------------------------------------"   , 0, LINE12, FONT_12X34, WHITE, 1, 1 ); 
+  
+    display.graphic_string( "------------------------------------------------"   , 0, LINE12, FONT_12X34, WHITE, 1, 1 );
  
     display.graphic_string( "<INDEX" , 0,  LINE13, FONT_24X34, WHITE, 1, 1 );
     display.graphic_string( "N1 LIMIT>"     , 15*24, LINE13, FONT_24X34, WHITE, 1, 1 );
-   
+  
     display.graphic_string( "SCRATCHPAD DATA LINE", centertext("SCRATCHPAD DATA LINE", 24, LARGECHAR) , LINE14, FONT_24X34, RED, 1, 1 );
-    
+   
 }
-
+ 
 void  CDU_displayclear(){
     display.cls();
 }
+   
     
\ No newline at end of file