forked from xuos/xiuos
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <transform.h>
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#define GRAPHIC_CTRL_RECT_UPDATE 0x00
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#define LCD_STRING_TYPE 0
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#define LCD_DOT_TYPE 1
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#define LCD_FONT_RECT_WIDTH 150
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#define LCD_FONT_RECT_HEIGHT 50
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#define NULL_PARAMETER 0
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void TestLcd(void)
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{
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int lcd_fd = PrivOpen(EDU_LCD_DEV_DRIVER, O_RDWR);
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if (lcd_fd < 0)
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{
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printf("open lcd fd error:%d\n", lcd_fd);
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return;
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}
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// draw text
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LcdWriteParam graph_param;
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graph_param.type = LCD_STRING_TYPE;
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graph_param.string_info.x_pos = 0;
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graph_param.string_info.y_pos = 0;
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graph_param.string_info.width = 250;
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graph_param.string_info.height = 24;
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graph_param.string_info.font_size = 24;
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graph_param.string_info.back_color = 0xFFFF;
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graph_param.string_info.font_color = 0x0000;
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graph_param.string_info.addr = "hello_world!";
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PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
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uint16 color_select = 0xF800;
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for (int i = 0; i < 5; i++)
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{
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graph_param.type = LCD_DOT_TYPE;
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graph_param.pixel_info.x_startpos = 0;
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graph_param.pixel_info.y_startpos = 50 * i;
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graph_param.pixel_info.x_endpos = 320;
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graph_param.pixel_info.y_endpos = 50 * i;
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graph_param.pixel_info.pixel_color = &color_select;
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PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
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}
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PrivClose(lcd_fd);
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}
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PRIV_SHELL_CMD_FUNCTION(TestLcd, a lcd test sample, PRIV_SHELL_CMD_MAIN_ATTR); |