diff options
Diffstat (limited to 'shared-module/displayio/EPaperDisplay.c')
| -rw-r--r-- | shared-module/displayio/EPaperDisplay.c | 57 |
1 files changed, 46 insertions, 11 deletions
diff --git a/shared-module/displayio/EPaperDisplay.c b/shared-module/displayio/EPaperDisplay.c index 46c7ea82e..3fb37ff21 100644 --- a/shared-module/displayio/EPaperDisplay.c +++ b/shared-module/displayio/EPaperDisplay.c @@ -43,13 +43,14 @@ #include <string.h> void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* self, - mp_obj_t bus, uint8_t* start_sequence, uint16_t start_sequence_len, uint8_t* stop_sequence, uint16_t stop_sequence_len, + mp_obj_t bus, const uint8_t* start_sequence, uint16_t start_sequence_len, + const uint8_t* stop_sequence, uint16_t stop_sequence_len, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t set_column_window_command, uint16_t set_row_window_command, uint16_t set_current_column_command, uint16_t set_current_row_command, uint16_t write_black_ram_command, bool black_bits_inverted, uint16_t write_color_ram_command, bool color_bits_inverted, uint32_t highlight_color, uint16_t refresh_display_command, mp_float_t refresh_time, - const mcu_pin_obj_t* busy_pin, bool busy_state, mp_float_t seconds_per_frame, bool chip_select) { + const mcu_pin_obj_t* busy_pin, bool busy_state, mp_float_t seconds_per_frame, bool chip_select, bool grayscale) { if (highlight_color != 0x000000) { self->core.colorspace.tricolor = true; self->core.colorspace.tricolor_hue = displayio_colorconverter_compute_hue(highlight_color); @@ -72,6 +73,7 @@ void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t* self->refreshing = false; self->milliseconds_per_frame = seconds_per_frame * 1000; self->chip_select = chip_select ? CHIP_SELECT_TOGGLE_EVERY_BYTE : CHIP_SELECT_UNTOUCHED; + self->grayscale = grayscale; self->start_sequence = start_sequence; self->start_sequence_len = start_sequence_len; @@ -132,14 +134,15 @@ STATIC void wait_for_busy(displayio_epaperdisplay_obj_t* self) { } } -STATIC void send_command_sequence(displayio_epaperdisplay_obj_t* self, bool should_wait_for_busy, uint8_t* sequence, uint32_t sequence_len) { +STATIC void send_command_sequence(displayio_epaperdisplay_obj_t* self, + bool should_wait_for_busy, const uint8_t* sequence, uint32_t sequence_len) { uint32_t i = 0; while (i < sequence_len) { - uint8_t *cmd = sequence + i; + const uint8_t *cmd = sequence + i; uint8_t data_size = *(cmd + 1); bool delay = (data_size & DELAY) != 0; data_size &= ~DELAY; - uint8_t *data = cmd + 2; + const uint8_t *data = cmd + 2; displayio_display_core_begin_transaction(&self->core); self->core.send(self->core.bus, DISPLAY_COMMAND, self->chip_select, cmd, 1); self->core.send(self->core.bus, DISPLAY_DATA, self->chip_select, data, data_size); @@ -195,6 +198,29 @@ mp_obj_t common_hal_displayio_epaperdisplay_get_bus(displayio_epaperdisplay_obj_ return self->core.bus; } +void common_hal_displayio_epaperdisplay_set_rotation(displayio_epaperdisplay_obj_t* self, int rotation){ + bool transposed = (self->core.rotation == 90 || self->core.rotation == 270); + bool will_transposed = (rotation == 90 || rotation == 270); + if(transposed != will_transposed) { + int tmp = self->core.width; + self->core.width = self->core.height; + self->core.height = tmp; + } + displayio_display_core_set_rotation(&self->core, rotation); + if (self == &displays[0].epaper_display) { + supervisor_stop_terminal(); + supervisor_start_terminal(self->core.width, self->core.height); + } + if (self->core.current_group != NULL) { + displayio_group_update_transform(self->core.current_group, &self->core.transform); + } +} + +uint16_t common_hal_displayio_epaperdisplay_get_rotation(displayio_epaperdisplay_obj_t* self){ + return self->core.rotation; +} + + bool displayio_epaperdisplay_refresh_area(displayio_epaperdisplay_obj_t* self, const displayio_area_t* area) { uint16_t buffer_size = 128; // In uint32_ts @@ -230,17 +256,16 @@ bool displayio_epaperdisplay_refresh_area(displayio_epaperdisplay_obj_t* self, c uint32_t mask[mask_length]; uint8_t passes = 1; - if (self->core.colorspace.tricolor) { + if (self->core.colorspace.tricolor || self->grayscale) { passes = 2; } for (uint8_t pass = 0; pass < passes; pass++) { uint16_t remaining_rows = displayio_area_height(&clipped); - // added false parameter at end for SH1107_addressing quirk if (self->set_row_window_command != NO_COMMAND) { displayio_display_core_set_region_to_update(&self->core, self->set_column_window_command, self->set_row_window_command, self->set_current_column_command, self->set_current_row_command, - false, self->chip_select, &clipped, false); + false, self->chip_select, &clipped, false /* SH1107_addressing */); } uint8_t write_command = self->write_black_ram_command; @@ -270,8 +295,13 @@ bool displayio_epaperdisplay_refresh_area(displayio_epaperdisplay_obj_t* self, c memset(buffer, 0, buffer_size * sizeof(buffer[0])); self->core.colorspace.grayscale = true; + self->core.colorspace.grayscale_bit = 7; if (pass == 1) { - self->core.colorspace.grayscale = false; + if (self->grayscale) { // 4-color grayscale + self->core.colorspace.grayscale_bit = 6; + } else { // Tri-color + self->core.colorspace.grayscale = false; + } } displayio_display_core_fill_area(&self->core, &subrectangle, mask, buffer); @@ -353,6 +383,11 @@ void displayio_epaperdisplay_background(displayio_epaperdisplay_obj_t* self) { } } +bool common_hal_displayio_epaperdisplay_get_busy(displayio_epaperdisplay_obj_t* self) { + displayio_epaperdisplay_background(self); + return self->refreshing; +} + void release_epaperdisplay(displayio_epaperdisplay_obj_t* self) { if (self->refreshing) { wait_for_busy(self); @@ -370,8 +405,8 @@ void release_epaperdisplay(displayio_epaperdisplay_obj_t* self) { void displayio_epaperdisplay_collect_ptrs(displayio_epaperdisplay_obj_t* self) { displayio_display_core_collect_ptrs(&self->core); - gc_collect_ptr(self->start_sequence); - gc_collect_ptr(self->stop_sequence); + gc_collect_ptr((void *) self->start_sequence); + gc_collect_ptr((void *) self->stop_sequence); } bool maybe_refresh_epaperdisplay(void) { |