763 lines
25 KiB
C
763 lines
25 KiB
C
/****************************************************************************************************
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//=========================================电源接线================================================//
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// LCD模块 STM32单片机
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// VCC 接 DC5V/3.3V //电源
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// GND 接 GND //电源地
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//=======================================液晶屏数据线接线==========================================//
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//本模块默认数据总线类型为SPI总线
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// LCD模块 STM32单片机
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// SDA 接 PB15 //液晶屏SPI总线数据写信号
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//=======================================液晶屏控制线接线==========================================//
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// LCD模块 STM32单片机
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// LED 接 PB9 //液晶屏背光控制信号，如果不需要控制，接5V或3.3V
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// SCK 接 PB13 //液晶屏SPI总线时钟信号
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// A0 接 PB10 //液晶屏数据/命令控制信号
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// RESET 接 PB12 //液晶屏复位控制信号
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// CS 接 PB11 //液晶屏片选控制信号
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//=========================================触摸屏触接线=========================================//
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//如果模块不带触摸功能或者带有触摸功能，但是不需要触摸功能，则不需要进行触摸屏接线
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// LCD模块 STM32单片机
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// T_IRQ 接 PC10 //触摸屏触摸中断信号
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// T_DO 接 PC2 //触摸屏SPI总线读信号
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// T_DIN 接 PC3 //触摸屏SPI总线写信号
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// T_CS 接 PC13 //触摸屏片选控制信号
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// T_CLK 接 PC0 //触摸屏SPI总线时钟信号
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**************************************************************************************************/
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/* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, QD electronic SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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**************************************************************************************************/
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#include "lcd.h"
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#include "string.h"
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#include "font.h"
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#include "gui.h"
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/*******************************************************************
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* @name :void GUI_DrawPoint(uint16_t x,uint16_t y,uint16_t color)
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* @date :2018-08-09
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* @function :draw a point in LCD screen
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* @parameters :x:the x coordinate of the point
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y:the y coordinate of the point
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color:the color value of the point
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* @retvalue :None
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********************************************************************/
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void GUI_DrawPoint(uint16_t x,uint16_t y,uint16_t color)
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{
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LCD_SetCursor(x,y);//设置光标位置
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Lcd_WriteData_16Bit(color);
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}
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/*******************************************************************
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* @name :void LCD_Fill(uint16_t sx,uint16_t sy,uint16_t ex,uint16_t ey,uint16_t color)
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* @date :2018-08-09
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* @function :fill the specified area
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* @parameters :sx:the bebinning x coordinate of the specified area
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sy:the bebinning y coordinate of the specified area
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ex:the ending x coordinate of the specified area
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ey:the ending y coordinate of the specified area
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color:the filled color value
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* @retvalue :None
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********************************************************************/
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void LCD_Fill(uint16_t sx,uint16_t sy,uint16_t ex,uint16_t ey,uint16_t color)
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{
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uint16_t i,j;
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uint16_t width=ex-sx+1; //得到填充的宽度
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uint16_t height=ey-sy+1; //高度
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LCD_SetWindows(sx,sy,ex,ey); //设置显示窗口
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for(i=0;i<height;i++)
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{
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for(j=0;j<width;j++)
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Lcd_WriteData_16Bit(color); //写入数据
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}
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LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复窗口设置为全屏
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}
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/*******************************************************************
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* @name :void LCD_DrawLine(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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* @date :2018-08-09
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* @function :Draw a line between two points
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* @parameters :x1:the bebinning x coordinate of the line
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y1:the bebinning y coordinate of the line
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x2:the ending x coordinate of the line
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y2:the ending y coordinate of the line
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* @retvalue :None
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********************************************************************/
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void LCD_DrawLine(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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{
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uint16_t t;
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int xerr=0,yerr=0,delta_x,delta_y,distance;
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int incx,incy,uRow,uCol;
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delta_x=x2-x1; //计算坐标增量
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delta_y=y2-y1;
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uRow=x1;
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uCol=y1;
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if(delta_x>0)incx=1; //设置单步方向
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else if(delta_x==0)incx=0;//垂直线
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else {incx=-1;delta_x=-delta_x;}
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if(delta_y>0)incy=1;
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else if(delta_y==0)incy=0;//水平线
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else{incy=-1;delta_y=-delta_y;}
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if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴
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else distance=delta_y;
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for(t=0;t<=distance+1;t++ )//画线输出
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{
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LCD_DrawPoint(uRow,uCol);//画点
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xerr+=delta_x ;
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yerr+=delta_y ;
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if(xerr>distance)
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{
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xerr-=distance;
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uRow+=incx;
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}
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if(yerr>distance)
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{
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yerr-=distance;
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uCol+=incy;
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}
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}
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}
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/*****************************************************************************
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* @name :void LCD_DrawRectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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* @date :2018-08-09
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* @function :Draw a rectangle
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* @parameters :x1:the bebinning x coordinate of the rectangle
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y1:the bebinning y coordinate of the rectangle
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x2:the ending x coordinate of the rectangle
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y2:the ending y coordinate of the rectangle
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* @retvalue :None
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******************************************************************************/
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void LCD_DrawRectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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{
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LCD_DrawLine(x1,y1,x2,y1);
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LCD_DrawLine(x1,y1,x1,y2);
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LCD_DrawLine(x1,y2,x2,y2);
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LCD_DrawLine(x2,y1,x2,y2);
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}
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/*****************************************************************************
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* @name :void LCD_DrawFillRectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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* @date :2018-08-09
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* @function :Filled a rectangle
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* @parameters :x1:the bebinning x coordinate of the filled rectangle
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y1:the bebinning y coordinate of the filled rectangle
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x2:the ending x coordinate of the filled rectangle
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y2:the ending y coordinate of the filled rectangle
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* @retvalue :None
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******************************************************************************/
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void LCD_DrawFillRectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
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{
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LCD_Fill(x1,y1,x2,y2,POINT_COLOR);
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}
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/*****************************************************************************
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* @name :void _draw_circle_8(int xc, int yc, int x, int y, uint16_t c)
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* @date :2018-08-09
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* @function :8 symmetry circle drawing algorithm (internal call)
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* @parameters :xc:the x coordinate of the Circular center
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yc:the y coordinate of the Circular center
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x:the x coordinate relative to the Circular center
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y:the y coordinate relative to the Circular center
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c:the color value of the circle
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* @retvalue :None
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******************************************************************************/
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void _draw_circle_8(int xc, int yc, int x, int y, uint16_t c)
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{
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GUI_DrawPoint(xc + x, yc + y, c);
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GUI_DrawPoint(xc - x, yc + y, c);
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GUI_DrawPoint(xc + x, yc - y, c);
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GUI_DrawPoint(xc - x, yc - y, c);
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GUI_DrawPoint(xc + y, yc + x, c);
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GUI_DrawPoint(xc - y, yc + x, c);
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GUI_DrawPoint(xc + y, yc - x, c);
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GUI_DrawPoint(xc - y, yc - x, c);
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}
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/*****************************************************************************
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* @name :void gui_circle(int xc, int yc,uint16_t c,int r, int fill)
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* @date :2018-08-09
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* @function :Draw a circle of specified size at a specified location
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* @parameters :xc:the x coordinate of the Circular center
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yc:the y coordinate of the Circular center
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r:Circular radius
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fill:1-filling,0-no filling
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* @retvalue :None
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******************************************************************************/
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void gui_circle(int xc, int yc,uint16_t c,int r, int fill)
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{
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int x = 0, y = r, yi, d;
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d = 3 - 2 * r;
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if (fill)
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{
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// 如果填充（画实心圆）
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while (x <= y) {
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for (yi = x; yi <= y; yi++)
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_draw_circle_8(xc, yc, x, yi, c);
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if (d < 0) {
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d = d + 4 * x + 6;
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} else {
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d = d + 4 * (x - y) + 10;
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y--;
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}
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x++;
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}
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} else
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{
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// 如果不填充（画空心圆）
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while (x <= y) {
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_draw_circle_8(xc, yc, x, y, c);
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if (d < 0) {
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d = d + 4 * x + 6;
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} else {
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d = d + 4 * (x - y) + 10;
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y--;
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}
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x++;
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}
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}
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}
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/*****************************************************************************
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* @name :void Draw_Triangel(uint16_t x0,uint16_t y0,uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
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* @date :2018-08-09
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* @function :Draw a triangle at a specified position
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* @parameters :x0:the bebinning x coordinate of the triangular edge
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y0:the bebinning y coordinate of the triangular edge
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x1:the vertex x coordinate of the triangular
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y1:the vertex y coordinate of the triangular
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x2:the ending x coordinate of the triangular edge
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y2:the ending y coordinate of the triangular edge
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* @retvalue :None
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******************************************************************************/
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void Draw_Triangel(uint16_t x0,uint16_t y0,uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
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{
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LCD_DrawLine(x0,y0,x1,y1);
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LCD_DrawLine(x1,y1,x2,y2);
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LCD_DrawLine(x2,y2,x0,y0);
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}
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static void _swap(uint16_t *a, uint16_t *b)
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{
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uint16_t tmp;
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tmp = *a;
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*a = *b;
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*b = tmp;
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}
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/*****************************************************************************
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* @name :void Fill_Triangel(uint16_t x0,uint16_t y0,uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
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* @date :2018-08-09
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* @function :filling a triangle at a specified position
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* @parameters :x0:the bebinning x coordinate of the triangular edge
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y0:the bebinning y coordinate of the triangular edge
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x1:the vertex x coordinate of the triangular
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y1:the vertex y coordinate of the triangular
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x2:the ending x coordinate of the triangular edge
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y2:the ending y coordinate of the triangular edge
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* @retvalue :None
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******************************************************************************/
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void Fill_Triangel(uint16_t x0,uint16_t y0,uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
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{
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uint16_t a, b, y, last;
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int dx01, dy01, dx02, dy02, dx12, dy12;
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long sa = 0;
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long sb = 0;
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if (y0 > y1)
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{
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_swap(&y0,&y1);
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_swap(&x0,&x1);
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}
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if (y1 > y2)
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{
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_swap(&y2,&y1);
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_swap(&x2,&x1);
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}
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if (y0 > y1)
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{
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_swap(&y0,&y1);
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_swap(&x0,&x1);
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}
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if(y0 == y2)
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{
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a = b = x0;
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if(x1 < a)
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{
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a = x1;
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}
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else if(x1 > b)
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{
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b = x1;
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}
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if(x2 < a)
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{
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a = x2;
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}
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else if(x2 > b)
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{
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b = x2;
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}
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LCD_Fill(a,y0,b,y0,POINT_COLOR);
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return;
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}
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dx01 = x1 - x0;
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dy01 = y1 - y0;
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dx02 = x2 - x0;
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dy02 = y2 - y0;
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dx12 = x2 - x1;
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dy12 = y2 - y1;
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if(y1 == y2)
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{
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last = y1;
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}
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else
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{
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last = y1-1;
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}
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for(y=y0; y<=last; y++)
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{
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a = x0 + sa / dy01;
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b = x0 + sb / dy02;
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sa += dx01;
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sb += dx02;
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if(a > b)
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{
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_swap(&a,&b);
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}
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LCD_Fill(a,y,b,y,POINT_COLOR);
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}
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sa = dx12 * (y - y1);
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sb = dx02 * (y - y0);
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for(; y<=y2; y++)
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{
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a = x1 + sa / dy12;
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b = x0 + sb / dy02;
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sa += dx12;
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sb += dx02;
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if(a > b)
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{
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_swap(&a,&b);
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}
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LCD_Fill(a,y,b,y,POINT_COLOR);
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}
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}
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/*****************************************************************************
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* @name :void LCD_ShowChar(uint16_t x,uint16_t y,uint16_t fc, uint16_t bc, uint8_t num,uint8_t size,uint8_t mode)
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* @date :2018-08-09
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* @function :Display a single English character
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* @parameters :x:the bebinning x coordinate of the Character display position
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y:the bebinning y coordinate of the Character display position
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fc:the color value of display character
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bc:the background color of display character
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num:the ascii code of display character(0~94)
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size:the size of display character
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mode:0-no overlying,1-overlying
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* @retvalue :None
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******************************************************************************/
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void LCD_ShowChar(uint16_t x,uint16_t y,uint16_t fc, uint16_t bc, uint8_t num,uint8_t size,uint8_t mode)
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{
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uint8_t temp;
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uint8_t pos,t;
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uint16_t colortemp=POINT_COLOR;
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num=num-' ';//得到偏移后的值
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LCD_SetWindows(x,y,x+size/2-1,y+size-1);//设置单个文字显示窗口
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if(!mode) //非叠加方式
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{
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for(pos=0;pos<size;pos++)
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{
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if(size==12)temp=asc2_1206[num][pos];//调用1206字体
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else temp=asc2_1608[num][pos]; //调用1608字体
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for(t=0;t<size/2;t++)
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{
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if(temp&0x01)Lcd_WriteData_16Bit(fc);
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else Lcd_WriteData_16Bit(bc);
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temp>>=1;
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}
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}
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}else//叠加方式
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{
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for(pos=0;pos<size;pos++)
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{
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if(size==12)temp=asc2_1206[num][pos];//调用1206字体
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else temp=asc2_1608[num][pos]; //调用1608字体
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for(t=0;t<size/2;t++)
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{
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POINT_COLOR=fc;
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if(temp&0x01)LCD_DrawPoint(x+t,y+pos);//画一个点
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temp>>=1;
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}
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}
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}
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POINT_COLOR=colortemp;
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LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复窗口为全屏
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}
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/*****************************************************************************
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* @name :void LCD_ShowString(uint16_t x,uint16_t y,uint8_t size,uint8_t *p,uint8_t mode)
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* @date :2018-08-09
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* @function :Display English string
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* @parameters :x:the bebinning x coordinate of the English string
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y:the bebinning y coordinate of the English string
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p:the start address of the English string
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size:the size of display character
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mode:0-no overlying,1-overlying
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* @retvalue :None
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******************************************************************************/
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void LCD_ShowString(uint16_t x,uint16_t y,uint8_t size,uint8_t *p,uint8_t mode)
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{
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while((*p<='~')&&(*p>=' '))//判断是不是非法字符!
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{
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if(x>(lcddev.width-1)||y>(lcddev.height-1))
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return;
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LCD_ShowChar(x,y,POINT_COLOR,BACK_COLOR,*p,size,mode);
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x+=size/2;
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p++;
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}
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}
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/*****************************************************************************
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* @name :uint32_t mypow(uint8_t m,uint8_t n)
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* @date :2018-08-09
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* @function :get the nth power of m (internal call)
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* @parameters :m:the multiplier
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n:the power
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* @retvalue :the nth power of m
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******************************************************************************/
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uint32_t mypow(uint8_t m,uint8_t n)
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{
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uint32_t result=1;
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while(n--)result*=m;
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return result;
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}
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/*****************************************************************************
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* @name :void LCD_ShowNum(uint16_t x,uint16_t y,uint32_t num,uint8_t len,uint8_t size)
|
||
* @date :2018-08-09
|
||
* @function :Display number
|
||
* @parameters :x:the bebinning x coordinate of the number
|
||
y:the bebinning y coordinate of the number
|
||
num:the number(0~4294967295)
|
||
len:the length of the display number
|
||
size:the size of display number
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void LCD_ShowNum(uint16_t x,uint16_t y,uint32_t num,uint8_t len,uint8_t size)
|
||
{
|
||
uint8_t t,temp;
|
||
uint8_t enshow=0;
|
||
for(t=0;t<len;t++)
|
||
{
|
||
temp=(num/mypow(10,len-t-1))%10;
|
||
if(enshow==0&&t<(len-1))
|
||
{
|
||
if(temp==0)
|
||
{
|
||
LCD_ShowChar(x+(size/2)*t,y,POINT_COLOR,BACK_COLOR,' ',size,0);
|
||
continue;
|
||
}else enshow=1;
|
||
|
||
}
|
||
LCD_ShowChar(x+(size/2)*t,y,POINT_COLOR,BACK_COLOR,temp+'0',size,0);
|
||
}
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void GUI_DrawFont16(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
* @date :2018-08-09
|
||
* @function :Display a single 16x16 Chinese character
|
||
* @parameters :x:the bebinning x coordinate of the Chinese character
|
||
y:the bebinning y coordinate of the Chinese character
|
||
fc:the color value of Chinese character
|
||
bc:the background color of Chinese character
|
||
s:the start address of the Chinese character
|
||
mode:0-no overlying,1-overlying
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void GUI_DrawFont16(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
{
|
||
uint8_t i,j;
|
||
uint16_t k;
|
||
uint16_t HZnum;
|
||
uint16_t x0=x;
|
||
HZnum=sizeof(tfont16)/sizeof(typFNT_GB16); //自动统计汉字数目
|
||
|
||
|
||
for (k=0;k<HZnum;k++)
|
||
{
|
||
if ((tfont16[k].Index[0]==*(s))&&(tfont16[k].Index[1]==*(s+1)))
|
||
{ LCD_SetWindows(x,y,x+16-1,y+16-1);
|
||
for(i=0;i<16*2;i++)
|
||
{
|
||
for(j=0;j<8;j++)
|
||
{
|
||
if(!mode) //非叠加方式
|
||
{
|
||
if(tfont16[k].Msk[i]&(0x80>>j)) Lcd_WriteData_16Bit(fc);
|
||
else Lcd_WriteData_16Bit(bc);
|
||
}
|
||
else
|
||
{
|
||
POINT_COLOR=fc;
|
||
if(tfont16[k].Msk[i]&(0x80>>j)) LCD_DrawPoint(x,y);//画一个点
|
||
x++;
|
||
if((x-x0)==16)
|
||
{
|
||
x=x0;
|
||
y++;
|
||
break;
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
}
|
||
|
||
|
||
}
|
||
continue; //查找到对应点阵字库立即退出，防止多个汉字重复取模带来影响
|
||
}
|
||
|
||
LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复窗口为全屏
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void GUI_DrawFont24(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
* @date :2018-08-09
|
||
* @function :Display a single 24x24 Chinese character
|
||
* @parameters :x:the bebinning x coordinate of the Chinese character
|
||
y:the bebinning y coordinate of the Chinese character
|
||
fc:the color value of Chinese character
|
||
bc:the background color of Chinese character
|
||
s:the start address of the Chinese character
|
||
mode:0-no overlying,1-overlying
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void GUI_DrawFont24(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
{
|
||
uint8_t i,j;
|
||
uint16_t k;
|
||
uint16_t HZnum;
|
||
uint16_t x0=x;
|
||
HZnum=sizeof(tfont24)/sizeof(typFNT_GB24); //自动统计汉字数目
|
||
|
||
for (k=0;k<HZnum;k++)
|
||
{
|
||
if ((tfont24[k].Index[0]==*(s))&&(tfont24[k].Index[1]==*(s+1)))
|
||
{ LCD_SetWindows(x,y,x+24-1,y+24-1);
|
||
for(i=0;i<24*3;i++)
|
||
{
|
||
for(j=0;j<8;j++)
|
||
{
|
||
if(!mode) //非叠加方式
|
||
{
|
||
if(tfont24[k].Msk[i]&(0x80>>j)) Lcd_WriteData_16Bit(fc);
|
||
else Lcd_WriteData_16Bit(bc);
|
||
}
|
||
else
|
||
{
|
||
POINT_COLOR=fc;
|
||
if(tfont24[k].Msk[i]&(0x80>>j)) LCD_DrawPoint(x,y);//画一个点
|
||
x++;
|
||
if((x-x0)==24)
|
||
{
|
||
x=x0;
|
||
y++;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
}
|
||
continue; //查找到对应点阵字库立即退出，防止多个汉字重复取模带来影响
|
||
}
|
||
|
||
LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复窗口为全屏
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void GUI_DrawFont32(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
* @date :2018-08-09
|
||
* @function :Display a single 32x32 Chinese character
|
||
* @parameters :x:the bebinning x coordinate of the Chinese character
|
||
y:the bebinning y coordinate of the Chinese character
|
||
fc:the color value of Chinese character
|
||
bc:the background color of Chinese character
|
||
s:the start address of the Chinese character
|
||
mode:0-no overlying,1-overlying
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void GUI_DrawFont32(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *s,uint8_t mode)
|
||
{
|
||
uint8_t i,j;
|
||
uint16_t k;
|
||
uint16_t HZnum;
|
||
uint16_t x0=x;
|
||
HZnum=sizeof(tfont32)/sizeof(typFNT_GB32); //自动统计汉字数目
|
||
for (k=0;k<HZnum;k++)
|
||
{
|
||
if ((tfont32[k].Index[0]==*(s))&&(tfont32[k].Index[1]==*(s+1)))
|
||
{ LCD_SetWindows(x,y,x+32-1,y+32-1);
|
||
for(i=0;i<32*4;i++)
|
||
{
|
||
for(j=0;j<8;j++)
|
||
{
|
||
if(!mode) //非叠加方式
|
||
{
|
||
if(tfont32[k].Msk[i]&(0x80>>j)) Lcd_WriteData_16Bit(fc);
|
||
else Lcd_WriteData_16Bit(bc);
|
||
}
|
||
else
|
||
{
|
||
POINT_COLOR=fc;
|
||
if(tfont32[k].Msk[i]&(0x80>>j)) LCD_DrawPoint(x,y);//画一个点
|
||
x++;
|
||
if((x-x0)==32)
|
||
{
|
||
x=x0;
|
||
y++;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
}
|
||
continue; //查找到对应点阵字库立即退出，防止多个汉字重复取模带来影响
|
||
}
|
||
|
||
LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复窗口为全屏
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void Show_Str(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *str,uint8_t size,uint8_t mode)
|
||
* @date :2018-08-09
|
||
* @function :Display Chinese and English strings
|
||
* @parameters :x:the bebinning x coordinate of the Chinese and English strings
|
||
y:the bebinning y coordinate of the Chinese and English strings
|
||
fc:the color value of Chinese and English strings
|
||
bc:the background color of Chinese and English strings
|
||
str:the start address of the Chinese and English strings
|
||
size:the size of Chinese and English strings
|
||
mode:0-no overlying,1-overlying
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void Show_Str(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *str,uint8_t size,uint8_t mode)
|
||
{
|
||
uint16_t x0=x;
|
||
uint8_t bHz=0; //字符或者中文
|
||
while(*str!=0)//数据未结束
|
||
{
|
||
if(!bHz)
|
||
{
|
||
if(x>(lcddev.width-size/2)||y>(lcddev.height-size))
|
||
return;
|
||
if(*str>0x80)bHz=1;//中文
|
||
else //字符
|
||
{
|
||
if(*str==0x0D)//换行符号
|
||
{
|
||
y+=size;
|
||
x=x0;
|
||
str++;
|
||
}
|
||
else
|
||
{
|
||
if(size>16)//字库中没有集成12X24 16X32的英文字体,用8X16代替
|
||
{
|
||
LCD_ShowChar(x,y,fc,bc,*str,16,mode);
|
||
x+=8; //字符,为全字的一半
|
||
}
|
||
else
|
||
{
|
||
LCD_ShowChar(x,y,fc,bc,*str,size,mode);
|
||
x+=size/2; //字符,为全字的一半
|
||
}
|
||
}
|
||
str++;
|
||
|
||
}
|
||
}else//中文
|
||
{
|
||
if(x>(lcddev.width-size)||y>(lcddev.height-size))
|
||
return;
|
||
bHz=0;//有汉字库
|
||
if(size==32)
|
||
GUI_DrawFont32(x,y,fc,bc,str,mode);
|
||
else if(size==24)
|
||
GUI_DrawFont24(x,y,fc,bc,str,mode);
|
||
else
|
||
GUI_DrawFont16(x,y,fc,bc,str,mode);
|
||
|
||
str+=2;
|
||
x+=size;//下一个汉字偏移
|
||
}
|
||
}
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void Gui_StrCenter(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *str,uint8_t size,uint8_t mode)
|
||
* @date :2018-08-09
|
||
* @function :Centered display of English and Chinese strings
|
||
* @parameters :x:the bebinning x coordinate of the Chinese and English strings
|
||
y:the bebinning y coordinate of the Chinese and English strings
|
||
fc:the color value of Chinese and English strings
|
||
bc:the background color of Chinese and English strings
|
||
str:the start address of the Chinese and English strings
|
||
size:the size of Chinese and English strings
|
||
mode:0-no overlying,1-overlying
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void Gui_StrCenter(uint16_t x, uint16_t y, uint16_t fc, uint16_t bc, uint8_t *str,uint8_t size,uint8_t mode)
|
||
{
|
||
uint16_t len=strlen((const char *)str);
|
||
uint16_t x1=(lcddev.width-len*8)/2;
|
||
Show_Str(x1,y,fc,bc,str,size,mode);
|
||
}
|
||
|
||
/*****************************************************************************
|
||
* @name :void Gui_Drawbmp16(uint16_t x,uint16_t y,const unsigned char *p)
|
||
* @date :2018-08-09
|
||
* @function :Display a 16-bit BMP image
|
||
* @parameters :x:the bebinning x coordinate of the BMP image
|
||
y:the bebinning y coordinate of the BMP image
|
||
p:the start address of image array
|
||
* @retvalue :None
|
||
******************************************************************************/
|
||
void Gui_Drawbmp16(uint16_t x,uint16_t y,const unsigned char *p) //显示40*40 QQ图片
|
||
{
|
||
int i;
|
||
unsigned char picH,picL;
|
||
LCD_SetWindows(x,y,x+40-1,y+40-1);//窗口设置
|
||
for(i=0;i<40*40;i++)
|
||
{
|
||
picL=*(p+i*2); //数据低位在前
|
||
picH=*(p+i*2+1);
|
||
Lcd_WriteData_16Bit(picH<<8|picL);
|
||
}
|
||
LCD_SetWindows(0,0,lcddev.width-1,lcddev.height-1);//恢复显示窗口为全屏
|
||
}
|