From 11ac166f3476116b08eeaffc25d80b163573089b Mon Sep 17 00:00:00 2001
From: Mike Fiore <mfiore@multitech.com>
Date: Tue, 17 Nov 2015 13:04:00 -0600
Subject: join works, but only once - added object for running LoRa operations
 in a thread, lots of misc updates

---
 Layout/Layout.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'Layout/Layout.cpp')

diff --git a/Layout/Layout.cpp b/Layout/Layout.cpp
index a38cc4f..7b0c375 100644
--- a/Layout/Layout.cpp
+++ b/Layout/Layout.cpp
@@ -46,6 +46,7 @@ bool Layout::writeField(const Field& field, const std::string& value, bool apply
     if (apply)
         startUpdate();
 
+    // fill the whole length with blank space in case the previous value was longer than this one
     while (v.size() < field._maxSize)
         v += " ";
 
@@ -57,6 +58,27 @@ bool Layout::writeField(const Field& field, const std::string& value, bool apply
     return true;
 }
 
+bool Layout::writeField(const Field& field, const char* value, size_t size, bool apply) {
+    bool ret;
+    char buf[32];
+    size_t s = (field._maxSize > size) ? size : field._maxSize;
+
+    // fill the whole length with blank space in case the previous value was longer than this one
+    memset(buf, 0x20, sizeof(buf));
+
+    if (apply)
+        startUpdate();
+
+    snprintf(buf, s, "%s", value);
+
+    ret = writeText(field._col, field._row, value, field._maxSize);
+
+    if (apply)
+        endUpdate();
+
+    return true;
+}
+
 bool Layout::writeImage(const Image& image, bool apply) {
     bool ret;
 
@@ -71,6 +93,13 @@ bool Layout::writeImage(const Image& image, bool apply) {
     return ret;
 }
 
+void Layout::removeField(const Field& field) {
+    startUpdate();
+    std::string s(' ', field._maxSize);
+    writeText(field._row, field._col, s.c_str(), s.size());
+    endUpdate();
+}
+
 bool Layout::writeText(uint8_t col, uint8_t row, const char* value, size_t size) {
     _lcd->writeText(col*6, row, font_6x8, value, size);
 
-- 
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