Diff: bargraph.cpp

Revision:

0:69eb9d19fb91

Child:

1:948ffad3284f

diff -r 000000000000 -r 69eb9d19fb91 bargraph.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bargraph.cpp	Tue Jul 30 22:35:10 2013 +0000
@@ -0,0 +1,55 @@
+ #include "bargraph.h"
+ bargraph::bargraph(C12832_LCD *inlcd,int maxlevelsIn,int Xin,int Yin,int widthIn,int heightIn){
+      lcd=inlcd;
+      level=0;
+      lastLevel=0;
+      if(maxlevelsIn<=32 && maxlevelsIn >=4)
+         maxlevels=maxlevelsIn;
+      else
+         maxlevels=32;
+      if(Xin>=0 && Xin<=127-maxlevels)
+           x=Xin;
+      else
+           x=0;
+      if(Yin>=0 && Yin<=31-maxlevels)
+           y=Yin;
+      else
+           y=0;
+      if(widthIn>maxlevels && widthIn<128)
+        width=widthIn-1;
+      else
+        width=127;
+      if(heightIn>=(maxlevels-1) && heightIn<31)  
+         height=heightIn;
+      else 
+         height=31;
+      leveladjust=(height+1)/maxlevels;
+      levelwidth=(width+1)/maxlevels;
+   }
+   
+   void  bargraph::setMaxLevel(int maxlevels){
+      lcd->fillrect(x, y, x+width,y+height, 0);
+      leveladjust=(height+1)/maxlevels;
+      levelwidth=(width+1)/maxlevels;
+   }
+   
+   void bargraph::setLevel(int level){
+      this->level=level;
+   }
+   
+   void  bargraph::updateBargraph(){  
+      if(lcd!=NULL) {
+        if(level!=lastLevel) {
+          for(int i = 0 ; i<lastLevel;i++) {
+             lcd->fillrect(x+levelwidth*(i), y, x+levelwidth*(i+1)-1, y+i*leveladjust, 0);
+          }
+          for(int i = 0 ; i<level;i++) {
+             lcd->fillrect(x+levelwidth*(i), y, x+levelwidth*(i+1)-1, y+i*leveladjust, 1);
+          }
+          lastLevel=level;
+        }
+      }
+    };
+
+
+