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Parenthesize some menu defines for safety

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Scott Lahteine 2017-02-14 23:12:27 -06:00 committed by GitHub
parent 20ef0a6e27
commit 4d4745c0eb
1 changed files with 7 additions and 7 deletions
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14
Marlin/ultralcd.cpp
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@ -238,15 +238,15 @@ uint16_t max_display_update_time = 0;
encoderRateMultiplierEnabled = false; \
if (encoderPosition > 0x8000) encoderPosition = 0; \
static int8_t _countedItems = 0; \
int8_t encoderLine = encoderPosition / ENCODER_STEPS_PER_MENU_ITEM; \
if (_countedItems > 0 && encoderLine >= _countedItems - LIMIT) { \
encoderLine = max(0, _countedItems - LIMIT); \
int8_t encoderLine = encoderPosition / (ENCODER_STEPS_PER_MENU_ITEM); \
if (_countedItems > 0 && encoderLine >= _countedItems - (LIMIT)) { \
encoderLine = max(0, _countedItems - (LIMIT)); \
encoderPosition = encoderLine * (ENCODER_STEPS_PER_MENU_ITEM); \
}
#define SCREEN_OR_MENU_LOOP() \
int8_t _menuLineNr = encoderTopLine, _thisItemNr; \
for (int8_t _lcdLineNr = 0; _lcdLineNr < LCD_HEIGHT - TALL_FONT_CORRECTION; _lcdLineNr++, _menuLineNr++) { \
for (int8_t _lcdLineNr = 0; _lcdLineNr < LCD_HEIGHT - (TALL_FONT_CORRECTION); _lcdLineNr++, _menuLineNr++) { \
_thisItemNr = 0
/**
@ -257,7 +257,7 @@ uint16_t max_display_update_time = 0;
* Scroll as-needed to keep the selected line in view.
*/
#define START_SCREEN() \
START_SCREEN_OR_MENU(LCD_HEIGHT - TALL_FONT_CORRECTION); \
START_SCREEN_OR_MENU(LCD_HEIGHT - (TALL_FONT_CORRECTION)); \
encoderTopLine = encoderLine; \
bool _skipStatic = false; \
SCREEN_OR_MENU_LOOP()
@ -266,8 +266,8 @@ uint16_t max_display_update_time = 0;
START_SCREEN_OR_MENU(1); \
screen_changed = false; \
NOMORE(encoderTopLine, encoderLine); \
if (encoderLine >= encoderTopLine + LCD_HEIGHT - TALL_FONT_CORRECTION) { \
encoderTopLine = encoderLine - (LCD_HEIGHT - TALL_FONT_CORRECTION - 1); \
if (encoderLine >= encoderTopLine + LCD_HEIGHT - (TALL_FONT_CORRECTION)) { \
encoderTopLine = encoderLine - (LCD_HEIGHT - (TALL_FONT_CORRECTION) - 1); \
} \
bool _skipStatic = true; \
SCREEN_OR_MENU_LOOP()