#include "includes.h"

static u16 susLcdBackColor;	//背景颜色
static u16 susLcdForeColor;	//画笔颜色

extern const unsigned char g_apucLetter16[];
extern const unsigned char g_apucCLetter16[];

extern const unsigned char g_apucLetter24[];
extern const unsigned char g_apucCLetter24[];

extern const unsigned char g_apucFonts16[];
extern const unsigned char g_apucCFonts16[];
extern const unsigned char g_apucFonts24[];
extern const unsigned char g_apucCFonts24[];

unsigned char showApn=1;
unsigned char LastKeyLight=0;//熄屏首次电量屏幕
unsigned char KeyLightFlag=-1;

/***************************************************************************
*LcdSetColor 设置画笔颜色和背景颜色
****************************************************************************/
static void LcdPortInit(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
#if(LCD_BUS_TYPE==LCD_BUS_IO)
	/* Enable GPIOD and GPIOE clocks */
	RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOA, ENABLE);  
    
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;             
	LCD_CS_HIGH;
	LCD_BL_HIGH;
	GPIO_InitStructure.GPIO_Pin = (LCD_CS_PIN|LCD_SCK_PIN|LCD_DCX_PIN|LCD_SDA_PIN);
	GPIO_Init(GPIOB, &GPIO_InitStructure);
	
	LCD_CS_HIGH;
	LCD_SCK_HIGH;
	LCD_DCX_HIGH;
	LCD_SDA_HIGH;
	LCD_RESET_HIGH;
	LCD_BL_HIGH;
	GPIO_InitStructure.GPIO_Pin = (LCD_RESET_PIN|LCD_BL_PIN);
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	LCD_RESET_HIGH;
	LCD_BL_HIGH;
#elif(LCD_BUS_TYPE==LCD_BUS_SPI)
  SPI_InitTypeDef  SPI_InitStructure;
  RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOA, ENABLE);
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
	
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2,ENABLE);
	GPIO_InitStructure.GPIO_Pin = LCD_DCX_PIN;
	GPIO_Init(LCD_DCX_PORT, &GPIO_InitStructure);
	LCD_DCX_HIGH;
	/* NS */
  GPIO_InitStructure.GPIO_Pin = LCD_SPI_NSS_PIN;
  GPIO_Init(LCD_SPI_PORT, &GPIO_InitStructure);
	/*SCK */
  GPIO_InitStructure.GPIO_Pin = LCD_SPI_SCK_PIN;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
  GPIO_Init(LCD_SPI_PORT, &GPIO_InitStructure);

  /*MOSI */
  GPIO_InitStructure.GPIO_Pin = LCD_SPI_MOSI_PIN;
  GPIO_Init(LCD_SPI_PORT, &GPIO_InitStructure);
	
	LCD_SPI_NSS_HIGH;
	SPI_InitStructure.SPI_Direction = SPI_Direction_1Line_Tx;//半双工，只发不读
  SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
  SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
  SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
  SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
  SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
  SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2; //2分频

  SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
  SPI_InitStructure.SPI_CRCPolynomial = 7;
  SPI_Init(LCD_SPI_HANDLE, &SPI_InitStructure);
	SPI_Cmd(LCD_SPI_HANDLE, ENABLE);
	
	
	
	
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
	GPIO_InitStructure.GPIO_Pin = (LCD_RESET_PIN|LCD_BL_PIN);
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	LCD_RESET_HIGH;
	LCD_BL_HIGH;
#endif
}

#if(LCD_BUS_TYPE==LCD_BUS_IO)
void LcdSendCommand(unsigned char Cmd)
{
	unsigned char i,j;
	LCD_CS_LOW;
	LCD_DCX_LOW;
	for(i=0;i<8;i++){
		j=0x80>>i;
		LCD_SCK_LOW;
		if(Cmd&j)LCD_SDA_HIGH;
		else LCD_SDA_LOW;
		LCD_SCK_HIGH;
	}
	LCD_CS_HIGH;
}

void LcdSendData(unsigned char Data)
{
	unsigned char i,j;
	unsigned char ret;
	LCD_CS_LOW;
	LCD_DCX_HIGH;
	for(i=0;i<8;i++){
		j=0x80>>i;
		LCD_SCK_LOW;
		if(Data & j)LCD_SDA_HIGH;
		else LCD_SDA_LOW;
		LCD_SCK_HIGH;
	}

	LCD_CS_HIGH;
}
#elif(LCD_BUS_TYPE==LCD_BUS_SPI)
void LCD_SPIx_ReadWriteByte(unsigned char byte)
{
	SPI_I2S_SendData(LCD_SPI_HANDLE, byte);
  while (SPI_I2S_GetFlagStatus(LCD_SPI_HANDLE, SPI_I2S_FLAG_BSY) == SET);
}

void LcdSendCommand(unsigned char Cmd)
{
	LCD_DCX_LOW;
	LCD_SPI_NSS_LOW;
	LCD_SPIx_ReadWriteByte(Cmd);
	LCD_SPI_NSS_HIGH;
}

void LcdSendData(unsigned char Data)
{
	LCD_DCX_HIGH;
	LCD_SPI_NSS_LOW;
	LCD_SPIx_ReadWriteByte(Data);
	LCD_SPI_NSS_HIGH;
}

#endif
/***************************************************************************
*LcdSetColor 设置画笔颜色和背景颜色
****************************************************************************/
void LcdSetColor(u16 BrushColor,u16 BackColor)
{
	susLcdForeColor=BrushColor;	//画笔颜色 
	susLcdBackColor=BackColor;	//背景颜色
}

void LcdInit(void)
{
	LcdPortInit();
	LCD_BL_LOW;//用户体验
	
	//reset
	LCD_RESET_HIGH;
	DelayMs(1);
	LCD_RESET_LOW;
	DelayMs(1);
	LCD_RESET_HIGH;
  DelayMs(120);
	
	LcdSendCommand(0xfe);
	LcdSendCommand(0xef);

	LcdSendCommand(0x36);  
	LcdSendData(0x68);
	
	LcdSendCommand(0x3a);  
	LcdSendData(0x05);//

	LcdSendCommand(0xb6);  
	LcdSendData(0x11);

	LcdSendCommand(0xac);  
	LcdSendData(0x0b);

	LcdSendCommand(0xb4);  
	LcdSendData(0x21);

	LcdSendCommand(0xb1);  
	LcdSendData(0xc0);

	LcdSendCommand(0xb2);  
	LcdSendData(0x08);

	LcdSendCommand(0xb3);  
	LcdSendData(0x23);

	LcdSendCommand(0xeb);  
	LcdSendData(0x11);
	LcdSendData(0x66);

	LcdSendCommand(0x2a);  
	LcdSendData(0x00);
	LcdSendData(0x00);
	LcdSendData(0x00);
	LcdSendData(0x7f);

	LcdSendCommand(0x2b);  
	LcdSendData(0x00);
	LcdSendData(0x10);
	LcdSendData(0x00);
	LcdSendData(0xa0);


	LcdSendCommand(0xf5);  
	LcdSendData(0x09);
	LcdSendData(0x84);

	LcdSendCommand(0xe6);
	LcdSendData(0x28);
	LcdSendData(0x00);

	LcdSendCommand(0xe7);
	LcdSendData(0x70);
	LcdSendData(0x00);
	//////////////////////////////////////////

	LcdSendCommand(0xF0);
	LcdSendData(0X4);
	LcdSendData(0X32);
	LcdSendData(0X25);
	LcdSendData(0X41);
	LcdSendData(0XBA);
	LcdSendData(0XE);
	LcdSendData(0XF);
	LcdSendData(0X0);
	LcdSendData(0X1);
	LcdSendData(0XB);
	LcdSendData(0XE);
	LcdSendData(0X19);
	LcdSendData(0X18);
	LcdSendData(0XF);

	LcdSendCommand(0xF1); 
	LcdSendData(0X7);
	LcdSendData(0X3C);
	LcdSendData(0X2D);
	LcdSendData(0X50);
	LcdSendData(0XAC);
	LcdSendData(0X25);
	LcdSendData(0X25);
	LcdSendData(0X0);
	LcdSendData(0X1);
	LcdSendData(0XC);
	LcdSendData(0XE);
	LcdSendData(0X15);
	LcdSendData(0X14);
	LcdSendData(0XF);

	LcdSendCommand(0xfe);
	LcdSendCommand(0xff);

	LcdSendCommand(0x21);
	LcdSendCommand(0x11);
	DelayMs(120);
	LcdSendCommand(0x29);

	//设置前景色和背景色
	LcdSetColor(0x0000,0xffff);
	//清屏
	LcdClrAll();
	LCD_BL_HIGH;
}

void LCDBackLight(char Ct)
{
	LastKeyLight=KeyLightFlag;
	if(Ct==0){
		KeyLightFlag=Ct;
		LCD_BL_LOW;	
		LcdSendCommand(0x28);
		if(GPS_TimeTable[newPara.gpsTimeIndex]>=30||GPS_TimeTable[newPara.gpsTimeIndex]==0)QueryTime=60;
		else QueryTime=GPS_TimeTable[newPara.gpsTimeIndex]*2;
	}else{
		QueryTime=10;
		KeyLightFlag=Ct;
		LCD_BL_HIGH;
		LcdSendCommand(0x29);
	}
}

/**********************************************************************************************
设置一个写地址区域
************************************************************************************************/
void LcdBlockWrite(u16 x1,u16 y1,u16 x2,u16 y2) 
{
	u16 Xstart,Xend,Ystart,Yend;
#if(LCD_TYPE==0)
	//旧屏
	Xstart=x1+1;
	Xend=x2+1;
	Ystart=y1+2;
	Yend=y2+2;
#else
	//新屏
	Xstart=x1;
	Xend=x2;
	Ystart=y1;
	Yend=y2;
#endif
	
	LcdSendCommand(0x2a);   
	LcdSendData(Xstart>>8);
	LcdSendData(Xstart&0xff);
	LcdSendData(Xend>>8);
	LcdSendData(Xend&0xff);

	LcdSendCommand(0x2b);   
	LcdSendData(Ystart>>8);
	LcdSendData(Ystart&0xff);
	LcdSendData(Yend>>8);
	LcdSendData(Yend&0xff);
	
	LcdSendCommand(0x2c);
}

void LcdClrAll(void)
{
	int i,j;
	unsigned char colorH,colorL;
	colorH=susLcdBackColor>>8;
	colorL=susLcdBackColor&0xff;
	LcdBlockWrite(0,0,127,127);
	
	for(i=0;i<LCD_HEIGHT;i++)
	{
		for(j=0;j<LCD_WIDTH;j++)
		{
			LcdSendData(colorH);
			LcdSendData(colorL);
		}
	} 
}


void LcdClrAll2(void)
{
	int i,j;
	unsigned char colorH,colorL;
	colorH=susLcdForeColor>>8;
	colorL=susLcdForeColor&0xff;
	LcdBlockWrite(0,0,127,127);
	
	for(i=0;i<LCD_HEIGHT;i++)
	{
		for(j=0;j<LCD_WIDTH;j++)
		{
			LcdSendData(colorH);
			LcdSendData(colorL);
		}
	} 
}