Diff: main.cpp

Revision:

0:159c4d4552b7

Child:

1:95cd28d01d06

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Sep 19 01:33:42 2009 +0000
@@ -0,0 +1,47 @@
+#include "Objects.h"
+
+/*
+ * This project uses the LCD, the two pots, and the three buttons to make a simple
+ * Etch-a-Sketch. Set the colour using the buttons, and use the pots to draw!
+ * Oh yeah, more than 1.5 in any axis will clear the screen :-)
+ */
+
+int colour = 0x0;
+
+// Functions to set the colour
+void RedRise() { colour = 0xff0000;}
+void GreenRise() { colour = 0x00ff00;}
+void BlueRise() { colour = 0x0000ff;}
+
+int main() {
+
+
+    // Attach the colour set functions to
+    // rising edge interrupt handlers
+    RedButton.rise(&RedRise);
+    GreenButton.rise(&GreenRise);
+    BlueButton.rise(&BlueRise);
+
+    // set the screen background to white
+    lcd.fill(0,0,130,130,0xffffff);
+
+    while(1) {
+        // fetch the values from the pots, and scale them to 0-130
+        int x = potx * 130;
+        int y = poty * 130;
+        
+        // draw the pixel!
+        lcd.pixel(x,y,colour);
+        wait(0.01);
+        
+        // If any axis of the accelerometer read > 1.5g, clear the screen
+        if ( (acc.x() > 1.5) || (acc.y() > 1.5) || (acc.x() > 1.5) ) {
+           lcd.cls();
+           lcd.fill(0,0,130,130,0xffffff);
+        }
+        
+    }
+
+}
+
+