From 2debafab1e2ec1bee8ab3d7d8013a6cf4ec40caf Mon Sep 17 00:00:00 2001
From: Fabrice Weinberg <Fabrice@weinberg.me>
Date: Sat, 9 Jan 2016 18:10:33 +0100
Subject: [PATCH] use a signed int in the getNextFrameNumber function
---
SSD1306Ui.cpp | 4 ++--
SSD1306Ui.h | 6 ++++++
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/SSD1306Ui.cpp b/SSD1306Ui.cpp
index 8754d78..44cc87f 100644
--- a/SSD1306Ui.cpp
+++ b/SSD1306Ui.cpp
@@ -303,7 +303,7 @@ void SSD1306Ui::drawIndicator() {
posOfHighlightFrame = frameToHighlight;
break;
case RIGHT_LEFT:
- posOfHighlightFrame = (this->frameCount - 1) - frameToHighlight;
+ posOfHighlightFrame = this->frameCount - frameToHighlight;
break;
}
@@ -359,7 +359,7 @@ void SSD1306Ui::drawOverlays() {
}
uint8_t SSD1306Ui::getNextFrameNumber(){
- uint8_t nextFrame = (this->state.currentFrame + this->state.frameTransitionDirection) % this->frameCount;
+ int8_t nextFrame = (this->state.currentFrame + this->state.frameTransitionDirection) % this->frameCount;
if (nextFrame < 0){
nextFrame = this->frameCount + nextFrame;
}
diff --git a/SSD1306Ui.h b/SSD1306Ui.h
index b95a5ed..bdf218f 100644
--- a/SSD1306Ui.h
+++ b/SSD1306Ui.h
@@ -29,6 +29,12 @@
#include <Arduino.h>
#include "SSD1306.h"
+//#define DEBUG_SSD1306Ui(...) Serial.printf( __VA_ARGS__ )
+
+#ifndef DEBUG_SSD1306Ui
+#define DEBUG_SSD1306Ui(...)
+#endif
+
enum AnimationDirection {
SLIDE_UP,
SLIDE_DOWN,
--
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