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#include "Tools.h"
/***********************************************/
/* Fonction pour VScrollBar */
/***********************************************/
void DrawThumbV(struct XObj *xobj)
{
int x,y,w,h;
XSegment segm;
char str[20];
int asc,desc,dir;
XCharStruct struc;
x=xobj->width/2-9;
y=3+(xobj->height-36)*(xobj->value-xobj->value3)/(xobj->value2-xobj->value3);
w=18;
h=30;
DrawReliefRect(x,y,w,h,xobj,xobj->TabColor[li].pixel,xobj->TabColor[shad].pixel,
xobj->TabColor[black].pixel,-1);
segm.x1=x+3;
segm.y1=y+15;
segm.x2=x+w-3;
segm.y2=y+15;
XSetForeground(xobj->display,xobj->gc,xobj->TabColor[shad].pixel);
XDrawSegments(xobj->display,xobj->win,xobj->gc,&segm,1);
segm.x1=x+3;
segm.y1=y+16;
segm.x2=x+w-3;
segm.y2=y+16;
XSetForeground(xobj->display,xobj->gc,xobj->TabColor[li].pixel);
XDrawSegments(xobj->display,xobj->win,xobj->gc,&segm,1);
XSetForeground(xobj->display,xobj->gc,xobj->TabColor[fore].pixel);
sprintf(str,"%d",xobj->value);
x=x-XTextWidth(xobj->xfont,str,strlen(str))-6;
XTextExtents(xobj->xfont,"lp",strlen("lp"),&dir,&asc,&desc,&struc);
y=y+13+asc/2;
DrawString(xobj->display,xobj->gc,xobj->win,x,y,str,
strlen(str),xobj->TabColor[fore].pixel,
xobj->TabColor[li].pixel,xobj->TabColor[back].pixel,
!xobj->flags[1]);
}
void HideThumbV(struct XObj *xobj)
{
int x,y;
char str[20];
int asc,desc,dir;
XCharStruct struc;
x=xobj->width/2-8;
y=4+(xobj->height-36)*(xobj->value-xobj->value3)/(xobj->value2-xobj->value3);
XSetForeground(xobj->display,xobj->gc,xobj->TabColor[back].pixel);
XFillRectangle(xobj->display,xobj->win,xobj->gc,x,y,16,28);
sprintf(str,"%d",xobj->value);
x=x-XTextWidth(xobj->xfont,str,strlen(str))-7;
XTextExtents(xobj->xfont,"lp",strlen("lp"),&dir,&asc,&desc,&struc);
XFillRectangle(xobj->display,xobj->win,xobj->gc,x,y,XTextWidth(xobj->xfont,
str,strlen(str)),asc+desc+8);
}
void InitVScrollBar(struct XObj *xobj)
{
unsigned long mask;
XSetWindowAttributes Attr;
int i,j;
char str[20];
int asc,desc,dir;
XCharStruct struc;
/* Enregistrement des couleurs et de la police */
MyAllocNamedColor(xobj->display,*xobj->colormap,xobj->forecolor,&xobj->TabColor[fore]);
MyAllocNamedColor(xobj->display,*xobj->colormap,xobj->backcolor,&xobj->TabColor[back]);
MyAllocNamedColor(xobj->display,*xobj->colormap,xobj->licolor,&xobj->TabColor[li]);
MyAllocNamedColor(xobj->display,*xobj->colormap,xobj->shadcolor,&xobj->TabColor[shad]);
MyAllocNamedColor(xobj->display,*xobj->colormap,"#000000",&xobj->TabColor[black]);
MyAllocNamedColor(xobj->display,*xobj->colormap,"#FFFFFF",&xobj->TabColor[white]);
mask=0;
Attr.background_pixel=xobj->TabColor[back].pixel;
mask|=CWBackPixel;
Attr.cursor=XCreateFontCursor(xobj->display,XC_hand2);
mask|=CWCursor; /* Curseur pour la fenetre */
xobj->win=XCreateWindow(xobj->display,*xobj->ParentWin,
xobj->x,xobj->y,xobj->width,xobj->height,0,
CopyFromParent,InputOutput,CopyFromParent,
mask,&Attr);
xobj->gc=XCreateGC(xobj->display,xobj->win,0,NULL);
XSetForeground(xobj->display,xobj->gc,xobj->TabColor[fore].pixel);
XSetBackground(xobj->display,xobj->gc,xobj->TabColor[back].pixel);
if ((xobj->xfont=XLoadQueryFont(xobj->display,xobj->font))==NULL)
fprintf(stderr,"Can't load font %s\n",xobj->font);
else
XSetFont(xobj->display,xobj->gc,xobj->xfont->fid);
XSetLineAttributes(xobj->display,xobj->gc,1,LineSolid,CapRound,JoinMiter);
if ((xobj->value3-xobj->value2)<=0)
xobj->value3=xobj->value2+10;
if (!((xobj->value>=xobj->value2)&&(xobj->value<=xobj->value3)))
xobj->value=xobj->value2;
XTextExtents(xobj->xfont,"lp",strlen("lp"),&dir,&asc,&desc,&struc);
i=(asc+desc)*2+30;
if (xobj->height<i)
xobj->height=i;
sprintf(str,"%d",xobj->value2);
i=XTextWidth(xobj->xfont,str,strlen(str));
sprintf(str,"%d",xobj->value3);
j=XTextWidth(xobj->xfont,str,strlen(str));
if (i<j)
i=j*2+30;
else
i=i*2+30;
xobj->width=i;
XResizeWindow(xobj->display,xobj->win,xobj->width,xobj->height);
}
void DestroyVScrollBar(struct XObj *xobj)
{
XFreeFont(xobj->display,xobj->xfont);
XFreeGC(xobj->display,xobj->gc);
XDestroyWindow(xobj->display,xobj->win);
}
void DrawVScrollBar(struct XObj *xobj)
{
int x,y,w,h;
char str[20];
int asc,desc,dir;
XCharStruct struc;
/* Calcul de la taille de l'ascenseur */
x=xobj->width/2-12;
y=0;
w=24;
h=xobj->height;
DrawReliefRect(x,y,w,h,xobj,xobj->TabColor[shad].pixel,xobj->TabColor[li].pixel,
xobj->TabColor[black].pixel,1);
DrawThumbV(xobj);
/* Ecriture des valeurs */
sprintf(str,"%d",xobj->value3);
x=x+26;
y=asc+2;
XTextExtents(xobj->xfont,"lp",strlen("lp"),&dir,&asc,&desc,&struc);
DrawString(xobj->display,xobj->gc,xobj->win,x,y,str,
strlen(str),xobj->TabColor[fore].pixel,
xobj->TabColor[li].pixel,xobj->TabColor[back].pixel,
!xobj->flags[1]);
sprintf(str,"%d",xobj->value2);
y=h-desc-2;
DrawString(xobj->display,xobj->gc,xobj->win,x,y,str,
strlen(str),xobj->TabColor[fore].pixel,
xobj->TabColor[li].pixel,xobj->TabColor[back].pixel,
!xobj->flags[1]);
}
void EvtMouseVScrollBar(struct XObj *xobj,XButtonEvent *EvtButton)
{
static XEvent event;
int oldy=0;
int oldvalue=-1;
int newvalue;
int x1,y1,x2,y2;
Window Win1,Win2;
unsigned int modif;
do
{
/* On suit les mouvements de la souris */
XQueryPointer(xobj->display,*xobj->ParentWin,&Win1,&Win2,&x1,&y1,&x2,&y2,&modif);
y2=y2-xobj->y;
if (y2<15) y2=15;
if (y2>xobj->height-21) y2=xobj->height-21;
if (oldy!=y2)
{
oldy=y2;
/* calcule de xobj->value */
newvalue=(y2-15)*xobj->height/(xobj->height-36)*(xobj->value2-xobj->value3)/
(xobj->height)+xobj->value3;
if (newvalue!=oldvalue)
{
HideThumbV(xobj);
xobj->value=newvalue;
DrawThumbV(xobj);
oldvalue=newvalue;
SendMsg(xobj,SingleClic);
}
}
}
while (!XCheckTypedEvent(xobj->display,ButtonRelease,&event));
}
void EvtKeyVScrollBar(struct XObj *xobj,XKeyEvent *EvtKey)
{
}
void ProcessMsgVScrollBar(struct XObj *xobj,unsigned long type,unsigned long *body)
{
}
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