iGraphics_SevenSegment (Offline-2) (L1,T1)

#include "iGraphics.h"

char str[100], str2[100], key;
int len;
int mode;
int x1=400,x2,r=255,g=0,b=0;

void drawTextBox()
{
    iSetColor(150, 150, 150);
    iRectangle(50, 250, 250, 30);
}
void ValueChange(void)
{
    if(r>655&&g>255&&b>100)
   {
       r=255;
       g=0;
       b=0;
       r=r+100;
       g=g+10;
       b=b+20;
   }
   else{
        r=r+10;
        g=g+30;
        b=b+5;
       }
    if(x2<=0)
    {
        x1=420;
        x1=x1-3;
    }
    else x1=x1-3;
}
void iDrawCharacter(char key, int x)
{

    int segment1,segment2,segment3,segment4,segment5,segment6,segment7,segmentNormal=30;
    segment1=segmentNormal;segment2=segmentNormal;segment3=segmentNormal;segment4=segmentNormal;segment5=segmentNormal;segment6=segmentNormal;segment7=segmentNormal;
    if(key=='1') {segment1=0;segment2=0;segment4=0;segment5=0;segment7=0;}
    else if(key=='2') {segment2=0;segment6=0;}
    else if(key=='3') {segment2=0;segment5=0;}
    else if(key=='4') {segment1=0;segment5=0;segment7=0;}
    else if(key=='5') {segment3=0;segment5=0;}
    else if(key=='6') {segment3=0;}
    else if(key=='7') {segment2=0;segment4=0;segment5=0;segment7=0;}
    else if(key=='8') {segment1=segmentNormal;segment2=segmentNormal;segment3=segmentNormal;segment4=segmentNormal;segment5=segmentNormal;segment6=segmentNormal;segment7=segmentNormal;}
    else if(key=='9') {segment5=0;}
    else if(key=='0') {segment4=0;}
    else if(key=='A') {segment7=0;}
    else if(key=='B') {segment1=0;segment3=0;}
    else if(key=='C') {segment3=0;segment4=0;segment6=0;}
    else if(key=='D') {segment1=0;segment2=0;}
    else if(key=='E') {segment3=0;segment6=0;}
    else if(key=='F') {segment3=0;segment6=0;segment7=0;}
    else {segment1=0;segment2=0;segment3=0;segment4=0;segment5=0;segment6=0;segment7=0;}

    iSetColor(r, g, b);
    iFilledRectangle(x+3+1, 50+30+30+3+2+30+1, segment1, 3);
    iFilledRectangle(x, 50+30+30+3+2, 3, segment2);
    iFilledRectangle(x+30+3+1, 50+30+30+3+2, 3, segment3);
    iFilledRectangle(x+3+1, 50+30+30+1, segment4, 3);
    iFilledRectangle(x, 50+30, 3, segment5);
    iFilledRectangle(x+30+3+1, 50+30, 3, segment6);
    iFilledRectangle(x+3+1, 50+30-3-1, segment7, 3);

    //ValueChange();
}

/*
    function iDraw() is called again and again by the system.
*/
void iDraw()
{
    //place your drawing codes here
    /*int i;
    int x1=30;
    char key;*/
    iClear();
    int i;
    x2=x1;
    //int x2=x1;
    //char key;

    drawTextBox();
    if(mode == 1)
    {
        iSetColor(255, 255, 255);
        iText(55, 260, str);
    }

    iText(10, 10, "Click to activate the box, enter to finish.");

    iSetColor(r,g,b);



    for(i=0; i<strlen(str); i++)
    {

        key = str[i];

        iDrawCharacter(key, x2);
        x2+=50;

    }

    //ValueChange();
}

/*
    function iMouseMove() is called when the user presses and drags the mouse.
    (mx, my) is the position where the mouse pointer is.
*/
void iMouseMove(int mx, int my)
{
    //place your codes here
}

/*
    function iMouse() is called when the user presses/releases the mouse.
    (mx, my) is the position where the mouse pointer is.
*/
void iMouse(int button, int state, int mx, int my)
{
    if(button == GLUT_LEFT_BUTTON && state == GLUT_DOWN)
    {
        //place your codes here
        if(mx >= 50 && mx <= 300 && my >= 250 && my <= 280 && mode == 0)
        {
            mode = 1;
        }
    }
    if(button == GLUT_RIGHT_BUTTON && state == GLUT_DOWN)
    {
        //place your cods here
    }
}

/*
    function iKeyboard() is called whenever the user hits a key in keyboard.
    key- holds the ASCII value of the key pressed.
*/
void iKeyboard(unsigned char key)
{
    int i;
    if(mode == 1)
    {
        if(key == '\r')
        {
            mode = 0;
            strcpy(str2, str);
            printf("%s\n", str2);
            for(i = 0; i < len; i++)
                str[i] = 0;
            len = 0;
        }
        else
        {
            str[len] = key;
            len++;
        }
    }

    if(key == 'x')
    {
        //do something with 'x'
        exit(0);
    }
    //place your cods for other keys here
}

/*
    function iSpecialKeyboard() is called whenever user hits special keys like-
    function keys, home, end, pg up, pg down, arrows etc. you have to use
    appropriate constants to detect them. A list is:
    GLUT_KEY_F1, GLUT_KEY_F2, GLUT_KEY_F3, GLUT_KEY_F4, GLUT_KEY_F5, GLUT_KEY_F6,
    GLUT_KEY_F7, GLUT_KEY_F8, GLUT_KEY_F9, GLUT_KEY_F10, GLUT_KEY_F11, GLUT_KEY_F12,
    GLUT_KEY_LEFT, GLUT_KEY_UP, GLUT_KEY_RIGHT, GLUT_KEY_segmentNormalOWN, GLUT_KEY_PAGE UP,
    GLUT_KEY_PAGE segmentNormalOWN, GLUT_KEY_HOME, GLUT_KEY_ENsegmentNormal, GLUT_KEY_INSERT
*/
void iSpecialKeyboard(unsigned char key)
{

    if(key == GLUT_KEY_END)
    {
        exit(0);
    }

    //place your codes for other keys here
}

int main()
{
    //place your own initialization codes here.
    len = 0;
    mode = 0;
    str[0]= 0;
    iSetTimer(50, ValueChange);
    iInitialize(420, 400, "TextInputDemo");
    return 0;
}