From 250b15a5196efa4658fc637fe0c3896cb9c57c9a Mon Sep 17 00:00:00 2001
From: ConfuSomu
Date: Thu, 4 Mar 2021 21:10:22 -0500
Subject: Fix footer and header background drawing

---
 api.cpp | 16 ++++++++++------
 api.hpp |  8 +++++---
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/api.cpp b/api.cpp
index 9950bf3..a79b0f3 100644
--- a/api.cpp
+++ b/api.cpp
@@ -92,7 +92,7 @@ bool Api::gui_popup_text(std::string title, std::string body){
     m_send_button_press_to_app = true;
 }
 
-bool Api::gui_footer_text(std::string text, int offset_x, int offset_row, int invert) {
+bool Api::gui_footer_text(std::string text, int offset_x, int offset_row, bool invert, bool no_bg) {
     // Max chars per line for FONT_8x8 is 16 chars
     // Max chars per line for FONT_6x8 is 21 chars
     // Truncate longer text
@@ -106,12 +106,14 @@ bool Api::gui_footer_text(std::string text, int offset_x, int offset_row, int in
     else
         font = FONT_8x8;
     
-    oledRectangle(&m_oled, 0,56, 128,64, invert, 1);
-    oledDumpBuffer(&m_oled, m_ucBuffer);
+    if (!no_bg) {
+        oledRectangle(&m_oled, 0,56-offset_row*8, 127,64-offset_row*8, invert, 1);
+        oledDumpBuffer(&m_oled, m_ucBuffer);
+    }
     oledWriteString(&m_oled, 0,offset_x,7-offset_row, &text[0], font, invert, 1);
 }
 
-bool Api::gui_header_text(std::string text, int offset_x, int offset_row, int invert) {
+bool Api::gui_header_text(std::string text, int offset_x, int offset_row, bool invert, bool no_bg) {
     // Max chars per line for FONT_8x8 is 16 chars
     // Max chars per line for FONT_6x8 is 21 chars
     // Truncate longer text
@@ -125,8 +127,10 @@ bool Api::gui_header_text(std::string text, int offset_x, int offset_row, int in
     else
         font = FONT_8x8;
     
-    oledRectangle(&m_oled, 0,0, 128,8, invert, 1);
-    oledDumpBuffer(&m_oled, m_ucBuffer);
+    if (!no_bg) {
+        oledRectangle(&m_oled, 0,0+offset_row*8, 127,8+offset_row*8, invert, 1);
+        oledDumpBuffer(&m_oled, m_ucBuffer);
+    }
     oledWriteString(&m_oled, 0,offset_x,0+offset_row, &text[0], font, invert, 1);
 }
 
diff --git a/api.hpp b/api.hpp
index 1ad6c6b..37a8c0c 100644
--- a/api.hpp
+++ b/api.hpp
@@ -45,15 +45,17 @@ class Api {
         // \param text Text to display. Text longer than 21 will be truncated.
         // \param offset_x Set a horizental offset, to allow, for example, centering the text
         // \param offset_row Allow rendering the text higher. For example, one line higher when `offset_row = 1`.
-        // \param invert allow inverting text and background color.
-        bool gui_footer_text(std::string text, int offset_x = 0, int offset_row = 0, int invert = 0);
+        // \param invert Invert text and background color.
+        // \param no_bg Do not draw background when true.
+        bool gui_footer_text(std::string text, int offset_x = 0, int offset_row = 0, bool invert = false, bool no_bg = false);
         // Display text at the top of the screen.
         // The font size is automatically choosen based on the text lenght.
         // \param text Text to display. Text longer than 21 will be truncated.
         // \param offset_x Set a horizental offset, to allow, for example, centering the text
         // \param offset_row Render text lines lower. For example, one text line lower with `offset_row = 1`.
         // \param invert Invert text and background color.
-        bool gui_header_text(std::string text, int offset_x = 0, int offset_row = 0, int invert = 0);
+        // \param no_bg Do not draw background when true.
+        bool gui_header_text(std::string text, int offset_x = 0, int offset_row = 0, bool invert = false, bool no_bg = false);
         // Set performance mode.
         // FIXME: function currently does nothing!
         // An app should choose the lowest performance that can make it function. Set in init(). Only when required, higher performance should be used.
-- 
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