Eric Wieser / BarChart

A class to display a value as a bar on either the on-board LEDs, or using LEDs connected to the pwm pins.

Files at this revision

API Documentation at this revision

Revision 1:6b38423b75db, committed 2010-11-10

Comitter:
EricWieser
Date:
Wed Nov 10 15:15:17 2010 +0000
Parent:
0:db2aa0ada4f9
Commit message:
Fixed default arguments

Changed in this revision

BarChart.cpp Show annotated file Show diff for this revision Revisions of this file
BarChart.h Show annotated file Show diff for this revision Revisions of this file 
--- a/BarChart.cpp	Tue Nov 09 19:30:45 2010 +0000
+++ b/BarChart.cpp	Wed Nov 10 15:15:17 2010 +0000
@@ -1,74 +1,74 @@
-#include "BarChart.h"
-#include "mbed.h"
-
-
-BarChart::~BarChart() {
-    for(int i = 0; i < _numPins; i++)
-    {
-        delete _outputs[i];
-    }
-    delete [] _outputs;
-}
-
-BarChart::BarChart() {
-    PwmOut ** tmp = _outputs = new PwmOut*[4];
-    *tmp++ = new PwmOut(LED1);
-    *tmp++ = new PwmOut(LED2);
-    *tmp++ = new PwmOut(LED3);
-    *tmp++ = new PwmOut(LED4);
-    _numPins = 4;
-    _init();
-}
-
-BarChart::BarChart(PinName p1,  PinName p2 = NC,  PinName p3 = NC,  PinName p4 = NC,
-                   PinName p5 = NC,  PinName p6 = NC,  PinName p7 = NC,  PinName p8 = NC,
-                   PinName p9 = NC,  PinName p10 = NC, PinName p11 = NC, PinName p12 = NC,
-                   PinName p13 = NC, PinName p14 = NC, PinName p15 = NC, PinName p16 = NC) {
-    PinName all[16] = {p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15, p16};
-
-    _numPins = 0;
-    for (int i = 0; i < 16; i++)
-        if (all[i] != NC)
-            _numPins++;
-
-    _outputs = new PwmOut*[_numPins];
-
-    _numPins = 0;
-    for (int i = 0; i < 16; i++)
-        if (all[i] != NC)
-            _outputs[_numPins++] = new PwmOut(all[i]);
-
-    _init();
-}
-
-void BarChart::_init() {
-    setInputLimits(0, 1);
-    setOutputLimits(0, 1);
-}
-
-void BarChart::setInputLimits(float min, float max) {
-    _minInput = min;
-    _maxInput = max;
-}
-
-void BarChart::setOutputLimits(float min, float max) {
-    _minOutput = min;
-    _maxOutput = max;
-}
-
-float BarChart::_linearScale(float value) {
-    return (value - _minInput)/(_maxInput - _minInput);
-}
-
-void BarChart::show(float value) {
-    value = _linearScale(value) * _numPins;
-
-    for (int i = 0; i < _numPins; i++) {
-       if (i < value - 1)
-            *_outputs[i] = _maxOutput;
-        else if (i > value)
-            *_outputs[i] = _minOutput;
-        else
-            *_outputs[i] = _minOutput + (value - i)*(_maxOutput - _minOutput);
-    }
-}
+#include "BarChart.h"
+#include "mbed.h"
+
+
+BarChart::~BarChart() {
+    for(int i = 0; i < _numPins; i++)
+    {
+        delete _outputs[i];
+    }
+    delete [] _outputs;
+}
+
+BarChart::BarChart() {
+    PwmOut ** tmp = _outputs = new PwmOut*[4];
+    *tmp++ = new PwmOut(LED1);
+    *tmp++ = new PwmOut(LED2);
+    *tmp++ = new PwmOut(LED3);
+    *tmp++ = new PwmOut(LED4);
+    _numPins = 4;
+    _init();
+}
+
+BarChart::BarChart (PinName p1,  PinName p2,  PinName p3,  PinName p4,
+             PinName p5,  PinName p6,  PinName p7,  PinName p8,
+             PinName p9,  PinName p10, PinName p11, PinName p12,
+             PinName p13, PinName p14, PinName p15, PinName p16){
+    PinName all[16] = {p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14, p15, p16};
+
+    _numPins = 0;
+    for (int i = 0; i < 16; i++)
+        if (all[i] != NC)
+            _numPins++;
+
+    _outputs = new PwmOut*[_numPins];
+
+    _numPins = 0;
+    for (int i = 0; i < 16; i++)
+        if (all[i] != NC)
+            _outputs[_numPins++] = new PwmOut(all[i]);
+
+    _init();
+}
+
+void BarChart::_init() {
+    setInputLimits(0, 1);
+    setOutputLimits(0, 1);
+}
+
+void BarChart::setInputLimits(float min, float max) {
+    _minInput = min;
+    _maxInput = max;
+}
+
+void BarChart::setOutputLimits(float min, float max) {
+    _minOutput = min;
+    _maxOutput = max;
+}
+
+float BarChart::_linearScale(float value) {
+    return (value - _minInput)/(_maxInput - _minInput);
+}
+
+void BarChart::show(float value) {
+    value = _linearScale(value) * _numPins;
+
+    for (int i = 0; i < _numPins; i++) {
+       if (i < value - 1)
+            *_outputs[i] = _maxOutput;
+        else if (i > value)
+            *_outputs[i] = _minOutput;
+        else
+            *_outputs[i] = _minOutput + (value - i)*(_maxOutput - _minOutput);
+    }
+}

--- a/BarChart.h	Tue Nov 09 19:30:45 2010 +0000
+++ b/BarChart.h	Wed Nov 10 15:15:17 2010 +0000
@@ -34,10 +34,10 @@
      *
      * @param pxx the pins to use, lowest bar first
      */
-    BarChart(PinName p1,  PinName p2,  PinName p3,  PinName p4,
-             PinName p5,  PinName p6,  PinName p7,  PinName p8,
-             PinName p9,  PinName p10, PinName p11, PinName p12,
-             PinName p13, PinName p14, PinName p15, PinName p16);
+    BarChart(PinName p1,  PinName p2,  PinName p3 = NC,  PinName p4 = NC,
+                   PinName p5 = NC,  PinName p6 = NC,  PinName p7 = NC,  PinName p8 = NC,
+                   PinName p9 = NC,  PinName p10 = NC, PinName p11 = NC, PinName p12 = NC,
+                   PinName p13 = NC, PinName p14 = NC, PinName p15 = NC, PinName p16 = NC);
     /** Set the range of input that will be provided to the BarChart
      *
      * @param min The lowest value that the barchart will display