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[bsp][stm32][l475] add lcd_fill_array()

This commit is contained in:
Meco Man 2021-10-17 03:45:17 -04:00
parent 9fe546b0d8
commit 655d8dc768
2 changed files with 56 additions and 7 deletions
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61
bsp/stm32/stm32l475-atk-pandora/board/ports/drv_lcd.c
View File

@ -8,17 +8,17 @@
* 2018-08-14 flybreak the first version
* 2018-09-18 balanceTWK add sleep mode function
* 2018-09-27 ZYLX optimized display speed
* 2021-10-17 Meco Man add lcd_fill_array()
*/
#include <rtdevice.h>
#include "drv_spi.h"
#include "drv_lcd.h"
#include <drv_lcd.h>
#include "drv_lcd_font.h"
#include "drv_gpio.h"
#include <drv_gpio.h>
#define DBG_SECTION_NAME "LCD"
#define DBG_COLOR
#define DBG_LEVEL DBG_LOG
#define DBG_TAG "drv.lcd"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
#define LCD_PWR_PIN GET_PIN(B, 7)
@ -375,7 +375,7 @@ void lcd_fill(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_ui
rt_uint32_t size = 0, size_remain = 0;
rt_uint8_t *fill_buf = RT_NULL;
size = (x_end - x_start) * (y_end - y_start) * 2;
size = (x_end - x_start + 1) * (y_end - y_start + 1) * 2;
if (size > LCD_CLEAR_SEND_NUMBER)
{
@ -426,6 +426,55 @@ void lcd_fill(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_ui
}
}
/**
* full color array on the lcd.
*
* @param x_start start of x position
* @param y_start start of y position
* @param x_end end of x position
* @param y_end end of y position
* @param color Fill color array's pointer
*
* @return void
*/
void lcd_fill_array(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_uint16_t y_end, void *pcolor)
{
rt_uint32_t size = 0, size_remain = 0;
size = (x_end - x_start + 1) * (y_end - y_start + 1) * 2;
if (size > LCD_CLEAR_SEND_NUMBER)
{
/* the number of remaining to be filled */
size_remain = size - LCD_CLEAR_SEND_NUMBER;
size = LCD_CLEAR_SEND_NUMBER;
}
lcd_address_set(x_start, y_start, x_end, y_end);
/* fast fill */
while (1)
{
rt_pin_write(LCD_DC_PIN, PIN_HIGH);
rt_spi_send(spi_dev_lcd, pcolor, size);
/* Fill completed */
if (size_remain == 0)
break;
/* calculate the number of fill next time */
if (size_remain > LCD_CLEAR_SEND_NUMBER)
{
size_remain = size_remain - LCD_CLEAR_SEND_NUMBER;
}
else
{
size = size_remain;
size_remain = 0;
}
}
}
/**
* display a line on the lcd.
*

2
bsp/stm32/stm32l475-atk-pandora/board/ports/drv_lcd.h
View File

@ -50,7 +50,7 @@ void lcd_draw_circle(rt_uint16_t x0, rt_uint16_t y0, rt_uint8_t r);
void lcd_draw_line(rt_uint16_t x1, rt_uint16_t y1, rt_uint16_t x2, rt_uint16_t y2);
void lcd_draw_rectangle(rt_uint16_t x1, rt_uint16_t y1, rt_uint16_t x2, rt_uint16_t y2);
void lcd_fill(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_uint16_t y_end, rt_uint16_t color);
void lcd_fill_array(rt_uint16_t x_start, rt_uint16_t y_start, rt_uint16_t x_end, rt_uint16_t y_end, void *pcolor);
void lcd_show_num(rt_uint16_t x, rt_uint16_t y, rt_uint32_t num, rt_uint8_t len, rt_uint32_t size);
rt_err_t lcd_show_string(rt_uint16_t x, rt_uint16_t y, rt_uint32_t size, const char *fmt, ...);
rt_err_t lcd_show_image(rt_uint16_t x, rt_uint16_t y, rt_uint16_t length, rt_uint16_t wide, const rt_uint8_t *p);