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Fix menu highlight glitch, tweak scrolling code (#9957)

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Scott Lahteine 2018-03-05 23:05:15 -06:00 committed by GitHub
parent bf9fc8ac0e
commit f9cafc4001
Signed by: GitHub
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 42 additions and 23 deletions
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65
Marlin/src/lcd/ultralcd.cpp
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@ -154,7 +154,10 @@ uint8_t lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; // Set when the LCD needs to
uint16_t max_display_update_time = 0;
#if ENABLED(DOGLCD)
bool drawing_screen = false;
bool drawing_screen, // = false
first_page;
#else
constexpr bool first_page = true;
#endif
#if ENABLED(DAC_STEPPER_CURRENT)
@ -173,6 +176,7 @@ uint16_t max_display_update_time = 0;
#endif
bool no_reentry = false;
constexpr int8_t menu_bottom = LCD_HEIGHT - (TALL_FONT_CORRECTION);
////////////////////////////////////////////
///////////////// Menu Tree ////////////////
@ -394,22 +398,21 @@ uint16_t max_display_update_time = 0;
* _lcdLineNr is the index of the LCD line (e.g., 0-3)
* _menuLineNr is the menu item to draw and process
* _thisItemNr is the index of each MENU_ITEM or STATIC_ITEM
* _countedItems is the total number of items in the menu (after one call)
* screen_items is the total number of items in the menu (after one call)
*/
#define START_SCREEN_OR_MENU(LIMIT) \
ENCODER_DIRECTION_MENUS(); \
ENCODER_RATE_MULTIPLY(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)); \
if (first_page) encoderLine = encoderPosition / (ENCODER_STEPS_PER_MENU_ITEM); \
if (screen_items > 0 && encoderLine >= screen_items - (LIMIT)) { \
encoderLine = max(0, screen_items - (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 < menu_bottom; _lcdLineNr++, _menuLineNr++) { \
_thisItemNr = 0
/**
@ -420,28 +423,22 @@ 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)); \
encoderTopLine = encoderLine; \
scroll_screen(menu_bottom, false); \
bool _skipStatic = false; \
SCREEN_OR_MENU_LOOP()
#define START_MENU() \
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); \
} \
scroll_screen(1, true); \
bool _skipStatic = true; \
SCREEN_OR_MENU_LOOP()
#define END_SCREEN() \
} \
_countedItems = _thisItemNr
screen_items = _thisItemNr
#define END_MENU() \
} \
_countedItems = _thisItemNr; \
screen_items = _thisItemNr; \
UNUSED(_skipStatic)
////////////////////////////////////////////
@ -643,6 +640,29 @@ uint16_t max_display_update_time = 0;
lcd_goto_previous_menu();
}
/**
* Scrolling for menus and other line-based screens
*/
int8_t encoderLine, screen_items;
void scroll_screen(const uint8_t limit, const bool is_menu) {
if (encoderPosition > 0x8000) encoderPosition = 0;
if (first_page) {
encoderLine = encoderPosition / (ENCODER_STEPS_PER_MENU_ITEM);
screen_changed = false;
}
if (screen_items > 0 && encoderLine >= screen_items - limit) {
encoderLine = max(0, screen_items - limit);
encoderPosition = encoderLine * (ENCODER_STEPS_PER_MENU_ITEM);
}
if (is_menu) {
NOMORE(encoderTopLine, encoderLine);
if (encoderLine >= encoderTopLine + menu_bottom)
encoderTopLine = encoderLine - menu_bottom + 1;
}
else
encoderTopLine = encoderLine;
}
#endif // ULTIPANEL
/**
@ -785,10 +805,7 @@ void kill_screen(const char* lcd_msg) {
void lcd_quick_feedback(const bool clear_buttons) {
lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW;
if (clear_buttons)
buttons = 0;
if (clear_buttons) buttons = 0;
next_button_update_ms = millis() + 500;
// Buzz and wait. The delay is needed for buttons to settle!
@ -3232,7 +3249,6 @@ void kill_screen(const char* lcd_msg) {
#endif
#if HAS_LCD_CONTRAST
// please don't remove the "(int16_t*)" - it's needed for the VIKI2 display --- see PR #9132 before changing it
MENU_ITEM_EDIT_CALLBACK(int3, MSG_CONTRAST, &lcd_contrast, LCD_CONTRAST_MIN, LCD_CONTRAST_MAX, lcd_callback_set_contrast, true);
#endif
#if ENABLED(FWRETRACT)
@ -5193,11 +5209,12 @@ void lcd_update() {
if (do_u8g_loop) {
if (!drawing_screen) { // If not already drawing pages
u8g.firstPage(); // Start the first page
drawing_screen = 1; // Flag as drawing pages
drawing_screen = first_page = true; // Flag as drawing pages
}
lcd_setFont(FONT_MENU); // Setup font for every page draw
u8g.setColorIndex(1); // And reset the color
CURRENTSCREEN(); // Draw and process the current screen
first_page = false;
// The screen handler can clear drawing_screen for an action that changes the screen.
// If still drawing and there's another page, update max-time and return now.
@ -5380,9 +5397,11 @@ void lcd_reset_alert_level() { lcd_status_message_level = 0; }
#if BUTTON_EXISTS(EN1)
if (BUTTON_PRESSED(EN1)) newbutton |= EN_A;
#endif
#if BUTTON_EXISTS(EN2)
if (BUTTON_PRESSED(EN2)) newbutton |= EN_B;
#endif
#if BUTTON_EXISTS(ENC)
if (BUTTON_PRESSED(ENC)) newbutton |= EN_C;
#endif