Diff: C12832_lcd.cpp

Revision:

12:a66fded29327

Parent:

11:045ceacdd1af

Parent:

10:8f86576007d6

--- a/C12832_lcd.cpp	Sat Jul 16 18:46:12 2016 +0000
+++ b/C12832_lcd.cpp	Sat Jul 16 18:52:33 2016 +0000
@@ -14,7 +14,8 @@
 
 // 13.10.12    initial design
 // 25.10.12    add autorefresh of screen
-// 25.10.12    add standart font 
+// 25.10.12    add standart font
+// 20.12.12    add bitmap graphics
 
 // optional defines :
 // #define debug_lcd  1
@@ -151,9 +152,10 @@
     memset(buffer,0x00,1024);  // clear display buffer
     copy_to_lcd();
     auto_up = 1;              // switch on auto update
-    claim(stdout);           // redirekt printf to lcd
+    // dont do this by default. Make the user call
+    //claim(stdout);           // redirekt printf to lcd
     locate(0,0);
-    set_font((unsigned char*)Small_7);  // standart font 
+    set_font((unsigned char*)Small_7);  // standart font
 }
 
 // set one pixel in buffer
@@ -457,7 +459,7 @@
     for (i = 0; i <= r; i++)
         circle(x,y,i,color);
     auto_up = up;
-    if(auto_up) copy_to_lcd();  
+    if(auto_up) copy_to_lcd();
 }
 
 void C12832_LCD::setmode(int mode)
@@ -552,10 +554,33 @@
 void C12832_LCD::set_auto_up(unsigned int up)
 {
     if(up ) auto_up = 1;
+    else auto_up = 0;
 }
 
-unsigned int C12832_LCD::get_auto_up(void){
+unsigned int C12832_LCD::get_auto_up(void)
+{
     return (auto_up);
 }
 
+void C12832_LCD::print_bm(Bitmap bm, int x, int y)
+{
+    int h,v,b;
+    char d;
 
+    for(v=0; v < bm.ySize; v++) {   // lines
+        for(h=0; h < bm.xSize; h++) { // pixel
+            if(h + x > 127) break;
+            if(v + y > 31) break;
+            d = bm.data[bm.Byte_in_Line * v + ((h & 0xF8) >> 3)];
+            b = 0x80 >> (h & 0x07);
+            if((d & b) == 0) {
+                pixel(x+h,y+v,0);
+            } else {
+                pixel(x+h,y+v,1);
+            }
+        }
+    }
+
+}
+
+