void cartesian_draw()
{
int i,mx,my,arrayi,count,fxpos,func_serial,lekhay=405;
double p1,p2,p3,p4;
int axisi=1;
int yaxisy,xaxisx,temp2;
char buffer[10];
iSetColor(0,0,255);
iShowBMP(670,0,"rene_descartes.bmp");
iSetColor(0,0,0);
iFilledRectangle(0,0,670,700);
iSetColor(100,100,100);
iFilledRectangle(51,window_sizeY-620,600,600);
iSetColor(255,255,255);
iFilledRectangle(54,window_sizeY-617,594,594);
iShowBMP(730,450,"func_input.bmp");
iShowBMP(1000,100,"goback.bmp");
iShowBMP(900,100,"reset.bmp");
if(zoomflag<4){
iShowBMP(823,609,"zoom_in.bmp");
}
if(zoomflag>0){
iShowBMP(873,609,"zoom_out.bmp");
}
fxpos=399;
if(current<3){
iShowBMP(1040,newy1,"new.bmp");
}
if(current>1){
iShowBMP(1080,newy1,"delete.bmp");
}
if(current<3||current>1){
iShowBMP(1120,newy1,"save.bmp");
iShowBMP(1080,newy1-35,"load.bmp");
}
for(func_serial=1;func_serial<=current;++func_serial)
{
iShowBMP(700,fxpos,"y=f(x).bmp");
iSetColor(204,255,153);
iFilledRectangle(735,fxpos+1,300,30);
fxpos-=100;
}
iSetColor(230,230,250);
count=0;
for(i=-3;(594-i)>0;i=i+10)
{
if(count%10==0) iSetColor(105,105,105);
iRectangle(54+i,window_sizeY-617,594-i,594);
count++;
iSetColor(230,230,250);
}
iSetColor(230,230,250);
count=0;
for(i=-3;(594-i)>0;i=i+10)
{
if(count%10==0) iSetColor(205,133,63);
iRectangle(54,window_sizeY-617+i,594,594-i);
count++;
iSetColor(230,230,250);
}
iSetColor(72,61,139);
mx=(54+594+55)/2;
my=(window_sizeY-617+594+82)/2;
alpha = mx;
beta = my;
iFilledRectangle(mx,window_sizeY-617,2,594);
iFilledRectangle(54,my,594,2);
iSetColor(255,255,255);
iFilledRectangle(50,window_sizeY-640,601,20);
iFilledRectangle(12,window_sizeY-618,38,600);
iSetColor(0,0,0);
iRectangle(50,window_sizeY-640,601,22);
iRectangle(12,window_sizeY-618,38,600);
for(func_serial=1;func_serial<=current;++func_serial){
iText(750,lekhay,primary[func_serial],GLUT_BITMAP_TIMES_ROMAN_24);
lekhay=lekhay-100;
}
yaxisy=673;
for(axisi=0;axisi<7;++axisi){
temp2=axis[axisi]*axisvalue;
itoa(temp2,buffer,10);
if(zoomflag==4 && (axisi==0 || axisi==6 || axisi==2 || axisi==4)){
if(axisi==0){
iText(18,yaxisy,"7.5");
}
else if(axisi==6){
iText(18,yaxisy,"-7.5");
}
else if(axisi==4){
iText(18,yaxisy,"-2.5");
}
else if(axisi==2){
iText(18,yaxisy,"2.5");
}
}
else{
iText(18,yaxisy,buffer);
}
yaxisy=yaxisy-98;
}
xaxisx=53;
for(axisi=6;axisi>=0;--axisi){
temp2=axis[axisi]*axisvalue;
itoa(temp2,buffer,10);
if(zoomflag==4 && (axisi==0 || axisi==6 || axisi==2 || axisi==4)){
if(axisi==0){
iText(xaxisx,70,"7.5");
}
else if(axisi==6){
iText(xaxisx,70,"-7.5");
}
else if(axisi==4){
iText(xaxisx,70,"-2.5");
}
else if(axisi==2){
iText(xaxisx,70,"2.5");
}
}
else{
iText(xaxisx,70,buffer);
}
xaxisx=xaxisx+98;
}
iText(54,360,"X' ",GLUT_BITMAP_TIMES_ROMAN_24);
iText(625,360,"X ",GLUT_BITMAP_TIMES_ROMAN_24);
iText(330,360,"O ",GLUT_BITMAP_TIMES_ROMAN_24);
iText(330,656,"Y ",GLUT_BITMAP_TIMES_ROMAN_24);
iText(328,85,"Y' ",GLUT_BITMAP_TIMES_ROMAN_24);
if(calcuflag){
calculate();
calculated=current;
}
for(func_serial=1;func_serial<=calculated;++func_serial){
for(arrayi=1;arrayi<=totalarray;++arrayi){
finalx[func_serial][arrayi]=xvalue[func_serial][arrayi]*(zoom)+alpha;
finaly[func_serial][arrayi]=yvalue[func_serial][arrayi]*(zoom)+beta;
}
for(arrayi=1;arrayi<totalarray;++arrayi){
p1=finalx[func_serial][arrayi];
p2=finaly[func_serial][arrayi];
p3=finalx[func_serial][arrayi+1];
p4=finaly[func_serial][arrayi+1];
if(mapvalue[func_serial][arrayi]==0 && mapvalue[func_serial][arrayi+1]==0 && pointcheck(p1,p2,p3,p4)){
if(func_serial==1) iSetColor(0,100,0);
else if(func_serial==2) iSetColor(255,0,0);
else if(func_serial==3) iSetColor(25,25,112);
iLine(p1,p2,p3,p4);
}
}
}
if(func_save==1||func_save==2||func_save==3)
//iText(300,200,primary[func_save]);
save_points(func_save);
if(func_load==1||func_load==2||func_load==3){
load_function(func_load);
calcuflag=1;
calculated=func_load;
func_load=0;
primlength=1;
}
}
void iDraw()
{
int m,n;
iClear();
iSetcolor(1,1,1);
iFilledRectangle(1,1,width-19,height-18); //draw text box
iSetcolor(0,0,0);
iRectangle(1,1,width-19,height-19); //draw text boundary
if (selflag)
{
for (int l=selSI; l<=selEI; l++)
{
int sx = (l==selSI)?( (selSJ==0)?3:selSJ*charSpace) : 3;
int sy = height - 17 - (l+1-s)*lineSpace - 5;
int w;
if (l==selSI)
w = (selSI == selEI) ? selEJ-selSJ : strlen(str+l*charMax*sizeof(char))-selSJ;
else if (l==selEI)
w = selEJ;
else
w = (strlen(str+l*charMax*sizeof(char))==0)?1:strlen(str+l*charMax*sizeof(char));
iSetcolor(.8,.8,.9);
iFilledRectangle(sx,sy,w*charSpace,lineSpace);
}
}
iSetcolor(0,0,0);
for (m=height-17-lineSpace, n=s; n<=imax; m-=lineSpace, n++)
{
iText(3, m, str+n*charMax*sizeof(char),font); //print text
}
if (fOpen)
{
fileopen();
iSetcolor(0,0,0);
iText((width-15)/2-135,(height-19)/2+62,subTemp+r); //print file open text
}
else if (fsave)
{
filesave();
iSetcolor(0,0,0);
iText((width-15)/2-135,(height-19)/2+62,subTemp+r); //print file save as text
}
else if (aboutR)
{
aboutRword();
}
cursor(); //draw cursor
iSetcolor(.9,.9,.9);
iFilledRectangle(3,height-17,width-19,17);
iSetcolor(0,0,0);
iLine(2,height-18,width-19,height-18);
iSetcolor(0,0,0);
iText(5,height-12,"File",GLUT_BITMAP_HELVETICA_12);
iSetcolor(0,0,0);
iText(45,height-12,"Edit",GLUT_BITMAP_HELVETICA_12);
iSetcolor(0,0,0);
iText(85,height-12,"Format",GLUT_BITMAP_HELVETICA_12);
iSetcolor(0,0,0);
iText(141,height-12,"Help",GLUT_BITMAP_HELVETICA_12); //draw menus
if (menuflag == 1)
{
fileMenu(); //draw file drop down menu
}
else if (menuflag == 2)
{
editMenu(); //draw edit drop down menu
}
else if (menuflag == 3)
{
formatMenu(); //draw format drop down menu
}
else if (menuflag == 4)
{
helpMenu(); //draw help drop down menu
}
if (fontflag)
{
fontlist(); //draw font list
}
else if (saveM)
{
saveMessage(); //message box while exitting
}
scrollbar(); // draw scrollbar
if (load)
loading(); //load window
}
