File content as of revision 0:e53b0806a628:

#include "functions.h"
#include "gears.h"
#include "font100.h"
#include "font50.h"

extern LCD_DISCO_F469NI lcd;
extern SD_DISCO_F469NI sd;
extern Serial pc;

GEAR Idle{'0',256,384,idleBitmap};
GEAR Gear1{'1',256,384,gear1Bitmap};
GEAR Gear2{'2',256,384,gear2Bitmap};
GEAR Gear3{'3',256,384,gear3Bitmap};
GEAR Gear4{'4',256,384,gear4Bitmap};
GEAR Gear5{'5',256,384,gear5Bitmap};
GEAR Gear6{'6',256,384,gear6Bitmap};
GEAR *Gears[7]={&Idle,&Gear1,&Gear2,&Gear3,&Gear4,&Gear5,&Gear6};
IMAGE LogoBig{800,480,LOGOBIG_START_ADDR};
IMAGE LogoSmall{160,64,LOGOSMALL_START_ADDR};
IMAGE Branko{250,480,1576960};

void DrawSpeedMeter(){
    uint16_t x1,y1,x2,y2,x3,y3,x4,y4;
    double THETA1=PHI,THETA2;
    
    x1=(int)(400-530*cos(THETA1));
    y1=(int)(550-530*sin(THETA1));
    x2=(int)(400-500*cos(THETA1));
    y2=(int)(550-500*sin(THETA1));
    
    lcd.SetTextColor(LCD_COLOR_BLACK);
    for (int V=0;V<=150;V++){
        THETA2=THETA1+ALPHA/Vmax;
        x3=(int)(400-530*cos(THETA2));
        y3=(int)(550-530*sin(THETA2));
        x4=(int)(400-500*cos(THETA2));
        y4=(int)(550-500*sin(THETA2));
        if(V<150){
            lcd.DrawLine(x1,y1,x3,y3);
            lcd.DrawLine(x2,y2,x4,y4);
        };
        lcd.SetFont(&Font20);
        if(V%10==0){
            lcd.DrawLine(x1,y1,x2,y2);
            char Vchar[3];
            sprintf(Vchar,"%d",(int)V);
            uint16_t xnum=x2,ynum=y2;
            if (V==0 | V==10 | V==20 | V==30){
                xnum=x2,ynum=y2+5;
            }else if (V==40 | V==50 | V==60){
                xnum=x2-3,ynum=y2+5;
            }else if (V==70 | V==80){
                xnum=x2-14,ynum=y2+5;
            }else if (V==90){
                xnum=x2-20,ynum=y2+5;
            }else if (V==100 | V==110 | V==120) {
                xnum=x2-35,ynum=y2+4;
            }else if (V==130 | V==140 | V==150){
                xnum=x2-35,ynum=y2+5;
            };
            lcd.DisplayStringAt(xnum,ynum,(uint8_t*)Vchar,LEFT_MODE);
        };
        x1=x3,y1=y3,x2=x4,y2=y4;
        THETA1=THETA2;
    };
};

void PrintChar(CHAR Char,uint16_t StartXPos,uint16_t StartYPos,uint32_t TextColor){
    uint16_t width=Char.width;
    uint16_t height=Char.height;
    uint16_t horpos,vertpos;
    uint16_t bitloc;
    uint32_t DrawColor;
    char pos[9];
    //uint8_t dbg[50];
    for(horpos=0;horpos<width;horpos++){
        for(vertpos=0;vertpos<height/8;vertpos++){
            sprintf(pos,BYTE_TO_BINARY_PATTERN,BYTE_TO_BINARY(Char.bitmap[horpos*height/8+vertpos]));
            //pc.printf("%d. %s\n",horpos*height/8+vertpos,pos);
            for(bitloc=0;bitloc<8;bitloc++) {
                if (pos[bitloc]=='1') {
                    DrawColor=TextColor;
                }
                else{
                    DrawColor=lcd.GetBackColor();
                };
                lcd.DrawPixel(StartXPos+horpos,StartYPos+vertpos*8+bitloc,DrawColor);
                    //pc.printf("%d,%d\n",StartXPos+horpos,StartYPos+vertpos*8+bitloc);                   
            }
        }
    }
    lcd.SetTextColor(LCD_COLOR_BLACK);
};

void PrintString(char str[],int font,uint16_t StartXPos,uint16_t StartYPos,uint32_t TextColor){
    //pc.printf("Function activated.\n");
    char *a=str;
    int p=0;
    while(a[p]){
        //pc.printf("Searching char: %c\n",a[p]);
        for(int k=0;k<68;k++){
            //pc.printf("Character %c\n",(*font50[k]).name);
            if((*font50[k]).name==a[p]){
          //      pc.printf("Found!\n");
                PrintChar(*font50[k],StartXPos,StartYPos,TextColor);
                StartXPos+=(*font50[k]).width;
                k=100;
            };
        };
        //pc.printf("End.\n");
        p++;
    };
};
                    
                                        


void ChangeNumber(int num,int num0,int Font,uint16_t StartXPos,uint16_t StartYPos){
    int digit[3],digit0[3];
    CHAR **font;
    digit[0]=num/100;
    digit[1]=num/10-digit[0]*10;
    digit[2]=num%10;
    digit0[0]=num0/100;
    digit0[1]=num0/10-digit0[0]*10;
    digit0[2]=num0%10;
    if (Font==50){
        font=font50;
    }else if (Font=100){
        font=font100;
    };
    uint8_t char_width=(*font[0]).width;
    if(digit[0]!=digit0[0] || num0==0){
        PrintChar(*font[digit[0]],StartXPos,StartYPos,lcd.GetTextColor());
    };
    if(digit[1]!=digit0[1] || num0==0){
        PrintChar(*font[digit[1]],StartXPos+char_width,StartYPos,lcd.GetTextColor());
    };
    if(digit[2]!=digit0[2] || num0==0){
        PrintChar(*font[digit[2]],StartXPos+char_width*2,StartYPos,lcd.GetTextColor());
    };
};
    

void DrawRGBImage(IMAGE Image,uint16_t StartXPos,uint16_t StartYPos){
    uint32_t p,q;
    uint32_t BlockBuffer[128];
    uint16_t xpos=0,ypos=0;
    for(p=0;p<Image.width*Image.height/128;p++){
        sd.ReadBlocks(BlockBuffer,Image.START_ADDR+p*512,1,SD_DATATIMEOUT);
        for(q=0;q<128;q++){
            if(ypos<Image.height){
               lcd.DrawPixel(StartXPos+xpos,StartYPos+ypos,BlockBuffer[q]);
            }
            else{
                xpos++;
                ypos=0;
                lcd.DrawPixel(StartXPos+xpos,StartYPos+ypos,BlockBuffer[q]);
            }
            ypos++;
        }
    }
};  


void UpdateSpeedMeter(int V, int dV){
   //Prednost koda je sto se docrtava samo onaj deo koji se menja. Tako ako sa 55 kmh prelazimo na 57 khm on obradjuje samo polja 55 i 56.
   //Kada bi se samo brisala stara i crtala nova vrednost na baru ukupno bi morali da obradimo 55+57=112 umesto samo 2 bara.
   uint32_t OldColor,RewriteColor;
   double THETA1,THETA2;
   uint16_t x1,y1,x2,y2,x3,y3,x4,y4;
   uint16_t startx,starty,leftupx,rightupx,leftdownx,rightdownx,ypos;
    
    //Obradjivanje polje po polje. Svako polje prestavlja odredjenu vrednost kmh.  
    for(int k=1;k<=abs(dV);k++){
        //Uokviravanje polja koje se trenutno obradjuje. Granice su crne kako bi se jasno razgranicilo polje od ostatka bara.
        lcd.SetTextColor(LCD_COLOR_BLACK);
        THETA1=PHI+((double)V)*ALPHA/Vmax;
        x1=(int)(400-530*cos(THETA1));
        y1=(int)(550-530*sin(THETA1));
        x2=(int)(400-500*cos(THETA1));
        y2=(int)(550-500*sin(THETA1));
        THETA2=PHI+((double)(V+dV/abs(dV)))*ALPHA/Vmax;
        x3=(int)(400-530*cos(THETA2));
        y3=(int)(550-530*sin(THETA2));
        x4=(int)(400-500*cos(THETA2));
        y4=(int)(550-500*sin(THETA2));
        lcd.DrawLine(x1,y1,x2,y2);
        lcd.DrawLine(x3,y3,x4,y4);
        lcd.DrawLine(x1,y1,x3,y3);
        lcd.DrawLine(x2,y2,x4,y4);
        
        //Odredjivanje pocetnih koordinata i kojom bojom ce se polje bojiti.
        if(dV>0){
            startx=(x2+x3)/2;
            starty=(y2+y3)/2;
            if(V+1<=50){
                RewriteColor=LCD_COLOR_GREEN;
            }else if (V+1>50 & V+1<=100){
                RewriteColor=LCD_COLOR_BLUE;
            }else{
                RewriteColor=LCD_COLOR_RED;
            };
            OldColor=LCD_COLOR_WHITE;
        }else{
            startx=(x1+x4)/2;
            starty=(y1+y4)/2;
            if(V<=50){
                OldColor=LCD_COLOR_GREEN;
            }else if (V>50 & V<=100){
                OldColor=LCD_COLOR_BLUE;
            }else{
                OldColor=LCD_COLOR_RED;
            };
            RewriteColor=LCD_COLOR_WHITE;
        };
        lcd.SetTextColor(RewriteColor);
        
        //Odredjivanje pocetnog piksela odakle ce bojenje poceti. Kako bi se svaki piksel obojio pocetni se postavlja u centru polja i krece se najpre
        //na gore pa zatim od sredine na dole.
        leftupx=startx;
        rightupx=startx+1;
        ypos=starty; 
        while(leftupx<rightupx){
            
            ypos--;
            if(lcd.ReadPixel(leftupx,ypos)==LCD_COLOR_BLACK){
                while(lcd.ReadPixel(leftupx,ypos)==LCD_COLOR_BLACK){
                    leftupx++;
                }
            } else {
                while(lcd.ReadPixel(leftupx,ypos)==OldColor){
                    leftupx--;
                };
                leftupx++;
            };
            if(lcd.ReadPixel(rightupx,ypos)==LCD_COLOR_BLACK){
                while(lcd.ReadPixel(rightupx,ypos)==LCD_COLOR_BLACK){
                    rightupx--;
                }
            } else {
                while(lcd.ReadPixel(rightupx,ypos)==OldColor){
                    rightupx++;
                };
                rightupx--;
            };
            
            if (leftupx<=rightupx){
                lcd.DrawLine(leftupx,ypos,rightupx,ypos);
            };   
        };
        
        leftdownx=startx;
        rightdownx=startx+1;
        ypos=starty-1; 
        while(leftdownx<rightdownx){
            ypos++;
            if(lcd.ReadPixel(leftdownx,ypos)==LCD_COLOR_BLACK){
                while(lcd.ReadPixel(leftdownx,ypos)==LCD_COLOR_BLACK){
                    leftdownx++;
                }
            } else {
                while(lcd.ReadPixel(leftdownx,ypos)==OldColor){
                    leftdownx--;
                };
                leftdownx++;
            };
            if(lcd.ReadPixel(rightdownx,ypos)==LCD_COLOR_BLACK){
                while(lcd.ReadPixel(rightdownx,ypos)==LCD_COLOR_BLACK){
                    rightdownx--;
                }
            } else {
                while(lcd.ReadPixel(rightdownx,ypos)==OldColor){
                    rightdownx++;
                };
                rightdownx--;
            };
            
            if (leftdownx<=rightdownx){
                lcd.DrawLine(leftdownx,ypos,rightdownx,ypos);
            };   
        };
        
        //Brisanje granicnika. Vodi se racuna ako je granica neki od dekadnih podeoka koji treba da ostane crn.
        if(V%10!=0){
            lcd.DrawLine(x1,y1,x2,y2);
            if (dV<0){
                lcd.DrawPixel(x1,y1,LCD_COLOR_BLACK);
                lcd.DrawPixel(x2,y2,LCD_COLOR_BLACK);
            };
        };
        V+=dV/abs(dV);
    };
};

void UpdateLVDTScale(int D,int D0, uint16_t StartXPos, uint16_t StartYPos){
    int dD;
    uint16_t BarWidth=80,BarHeight=8;
    int YPos;
    
    D=D/15;
    D0=D0/15;
    dD=D-D0;
    
    if (dD>0){
        lcd.SetTextColor(LCD_COLOR_BLACK);
        YPos=StartYPos-10*(D0+1);
    }else{
        lcd.SetTextColor(LCD_COLOR_WHITE);
        YPos=StartYPos-D0*10;
    };
    for (int k=1;k<=abs(dD);k++){
        lcd.FillRect(StartXPos,YPos,BarWidth,BarHeight);
        YPos-=10*(dD/abs(dD));
    };
    lcd.SetTextColor(LCD_COLOR_BLACK);
};
    

void BrakeSignal(int brake,int brake0){
    if(brake!=brake0){
        if (brake==1){
            lcd.SetTextColor(LCD_COLOR_RED);
            lcd.SetBackColor(LCD_COLOR_RED);
            lcd.FillRect(560,340,230,68);
            PrintString("BRAKE",50,575,350,LCD_COLOR_BLACK);
        }else {
            lcd.SetTextColor(LCD_COLOR_DARKRED);
            lcd.SetBackColor(LCD_COLOR_DARKRED);
            lcd.FillRect(560,340,230,68);
            PrintString("BRAKE",50,575,350,LCD_COLOR_BLACK);
        };
    };
    lcd.SetBackColor(LCD_COLOR_WHITE);
};
        

void TestFont(){
    uint16_t XPos=0,YPos=120;
    for(int k=0;k<68;k++){
        PrintChar(*font50[k],XPos,YPos,lcd.GetTextColor());
        XPos=XPos+(*font50[k]).width;
        wait(0.1);
        //pc.printf("%d",k);
    };
};