Diff: lcd_base.cpp

Revision:

1:1a3dd94e13cf

Parent:

0:0099ad246127

--- a/lcd_base.cpp	Tue May 12 19:13:04 2015 +0000
+++ b/lcd_base.cpp	Mon Jun 08 09:59:17 2015 +0000
@@ -22,9 +22,6 @@
 #include "lcd_base.h"
 #include "helpers.h"
 
-// Task GUI und Restbus greifen auf den LCD zu, daher müssen die Funktionen durch ein Mutex geschützt werden 
-Mutex  lcd_mutex;
-
 LCD::LCD( unsigned short width, unsigned short height, PinName CS, PinName RS,  PinName DIR, PinName EN, PinName LE, PinName BL, backlight_t blType, float defaultBacklight )
     : _disp_width( width ), _disp_height( height ), _lcd_pin_cs( CS ), _lcd_pin_rs( RS ),  _lcd_pin_dir(DIR), _lcd_pin_en(EN), _lcd_pin_le(LE), _bl_type( blType )
 {
@@ -142,19 +139,12 @@
 
 void LCD::FillScreen( int color )
 {
-    
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
     unsigned int rgb = color == -1 ? _background : color == -2 ? _foreground : ( unsigned int ) color;
     Activate();
     ClearXY();
     for ( int i = 0; i < ( ( _disp_width ) * ( _disp_height ) ); i++ )
         SetPixelColor( rgb );
-    Deactivate();
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////    
+    Deactivate();  
 }
 
 inline
@@ -165,25 +155,14 @@
 
 void LCD::DrawPixel( unsigned short x, unsigned short y, int color )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
     Activate();
     SetXY( x, y, x, y );
     SetPixelColor( color == -1 ? _background :
                     color == -2 ? _foreground : color );
-    Deactivate();
-    //////////////////////
-    lcd_mutex.unlock();
-    //////////////////////
 }
 
 void LCD::DrawLine( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color )
 {
-
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
     double delta, tx, ty;
 
     if ( ( ( x2 - x1 ) < 0 ) )
@@ -261,17 +240,10 @@
         }
         Deactivate();
     }
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////
 }
 
 void LCD::DrawRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
-    
     if ( x1 > x2 ) swap( ushort, x1, x2 )
     if ( y1 > y2 ) swap( ushort, y1, y2 )
 
@@ -279,10 +251,6 @@
     DrawHLine( x1, y2, x2 - x1, color );
     DrawVLine( x1, y1, y2 - y1, color );
     DrawVLine( x2, y1, y2 - y1, color );
-    
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////
 }
 
 void LCD::DrawRoundRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color )
@@ -305,10 +273,6 @@
 
 void LCD::FillRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
-    
     if ( x1 > x2 ) swap( ushort, x1, x2 );
     if ( y1 > y2 ) swap( ushort, y1, y2 );
 
@@ -316,10 +280,7 @@
     {
         DrawHLine( x1, y1 + i, x2 - x1, color );
         DrawHLine( x1, y2 - i, x2 - x1, color );
-    }
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////    
+    } 
 }
 
 void LCD::FillRoundRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color )
@@ -418,10 +379,6 @@
 
 void LCD::Print( const char *str, unsigned short x, unsigned short y, int fgColor, int bgColor, unsigned short deg )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
-    
     int stl, i;
 
     stl = strlen( str );
@@ -435,18 +392,11 @@
         if ( deg == 0 )
             PrintChar( *str++, x + ( i * ( _font->Width ) ), y, fgColor, bgColor );
         else
-            RotateChar( *str++, x, y, i, fgColor, bgColor, deg );
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////            
+            RotateChar( *str++, x, y, i, fgColor, bgColor, deg );        
 }
 
 void LCD::DrawBitmap( unsigned short x, unsigned short y, const bitmap_t* img, unsigned char scale )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
-    
     int tx, ty, tc, tsx, tsy;
 
     Activate();
@@ -504,18 +454,11 @@
             }
         }
     }
-    Deactivate();
-    ///////////////////////////////
-    lcd_mutex.unlock();
-    ///////////////////////////////      
+    Deactivate();     
 }
 
 void LCD::DrawBitmap( unsigned short x, unsigned short y, const bitmap_t* img, unsigned short deg, unsigned short rox, unsigned short roy )
 {
-    //////////////////////
-    lcd_mutex.lock();
-    //////////////////////
-    
     int tx, ty, newx, newy;
     double radian;
     radian = deg * 0.0175;
@@ -556,9 +499,6 @@
         }
         Deactivate();
     }
-    //////////////////////
-    lcd_mutex.unlock();
-    //////////////////////
 }
 
 inline