#include "key.h"
#include "app.h"

unsigned char key_i = 0;
unsigned int key_cnt[3] = {0};		//延时用计数
unsigned char key_msg[3] = {0};		//按键事件
unsigned char key_val[3] = {0};		//按键值

#define KEY_CNT 5

void Key_Scan(void) // 扫描K1-K3的状态
{
	key_val[0] = HAL_GPIO_ReadPin(KEY1_GPIO_Port, KEY1_Pin);
	key_val[1] = HAL_GPIO_ReadPin(KEY2_GPIO_Port, KEY2_Pin);	
	key_val[2] = HAL_GPIO_ReadPin(KEY3_GPIO_Port, KEY3_Pin);		
	
	//检测按键
	if(key_i >= 3) key_i = 0;
	if(key_val[key_i] == 0 && key_msg[key_i] == 0)		//按键按下
	{

		key_cnt[key_i]++;		
		if(key_cnt[key_i] > KEY_CNT)
		{
		key_cnt[key_i] = 0;
		key_msg[key_i] = 1;								//按键按下，触发事件1
		}
	}
  
	if( key_msg[key_i] == 2  &&  key_val[key_i] == 1 )	
	{
		key_msg[key_i] = 0;								//完成对应功能后，再清空事件
	}
	
	//按键按顺序增加		
	key_i++;
	if(key_i >= 3) key_i = 0;	
}

void msg_clr()
{
	key_msg[0] = 0;
	key_msg[1] = 0;
	key_msg[2] = 0;
}
//按键功能

void key_act(void)
{
	if(key_msg[0] == 1)					//K1完成按下后
	{
		oled_en = 1;
		
		key_msg[0] = 2;
	}
	
	if(key_msg[1] == 1)					//K2完成按下后
	{
		switch(oled_p)
		{
			case 2:	//菜单选择
			{
				if( oled_s[0] < 2 )
				{
					oled_s[0]++;
				}else
				{
					oled_s[0] = 0;
				}
			}
			break;
			case 4:	//运行模式切换
			{
				run_mode_temp[0] = !run_mode_temp[0];
			}
			break;
			case 5:	//运行步长调节
			{
				if(step_temp[0] > 1)
				{
					step_temp[0]--;
				}else
				{
					step_temp[0] = 15;
				}
			}
			break;
			case 6:
			{
				direc_temp[0] = 2*(direc_temp[0] == 1) + 1*(direc_temp[0] == 2);
			}
			break;
			case 7:	//Cancel & OK 切换
			{
				oled_s_motorok[0] = !oled_s_motorok[0];
			}
			break;
			case 9:
			{
				if(smp_intr_temp[0] > 5)
				{
					smp_intr_temp[0]--;
				}else
				{
					smp_intr_temp[0] = 10;
				}
			}
			break;
			case 10:
			{
				if(smp_dpth_temp[0] > 10)
				{
					smp_dpth_temp[0]--;
				}else
				{
					smp_dpth_temp[0] = 20;
				}
			}
			break;
			case 11:
			{
				oled_s_magnetok[0] = !oled_s_magnetok[0];
			}
			break;
		}

		
		key_msg[1] = 2;	
	}
	
	if(key_msg[2] == 1)//K3完成按下后
	{
		
		switch(oled_p)
		{
			case 2:	//菜单选择
			{
				if( oled_s[0] > 0 )
				{
					oled_s[0]--;
				}else
				{
					oled_s[0] = 2;
				}
			}
			break;
			case 4:	//运行模式切换
			{
				run_mode_temp[0] = !run_mode_temp[0];
			}
			break;
			case 5:	//运行步长调节
			{
				if(step_temp[0] < 15)
				{
					step_temp[0]++;
				}else
				{
					step_temp[0] = 1;
				}
			}
			break;
			case 6:
			{
				direc_temp[0] = 2*(direc_temp[0] == 1) + 1*(direc_temp[0] == 2);
			}
			break;
			case 7:	//Cancel & OK 切换
			{
				oled_s_motorok[0] = !oled_s_motorok[0];
			}
			break;
			case 9:
			{
				if(smp_intr_temp[0] <10 )
				{
					smp_intr_temp[0]++;
				}else
				{
					smp_intr_temp[0] = 5;
				}
			}
			break;
			case 10:
			{
				if(smp_dpth_temp[0] < 20)
				{
					smp_dpth_temp[0]++;
				}else
				{
					smp_dpth_temp[0] = 10;
				}
			}
			break;
			case 11:
			{
				oled_s_magnetok[0] = !oled_s_magnetok[0];
			}
			break;
		}

		
		key_msg[2] = 2;	
	}

}