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#include <u.h>
#include <libc.h>
#include <draw.h>
#include <event.h>
#include <panel.h>
#include "pldefs.h"
#define PWID 1 /* width of label border */
#define BWID 1 /* width of button relief */
#define FWID 2 /* width of frame relief */
#define SPACE 1 /* space inside relief of button or frame */
#define CKSIZE 3 /* size of check mark */
#define CKSPACE 2 /* space around check mark */
#define CKWID 1 /* width of frame around check mark */
#define CKINSET 1 /* space around check mark frame */
#define CKBORDER 2 /* space around X inside frame */
static int plldepth;
static Image *pl_white, *pl_light, *pl_dark, *pl_black, *pl_hilit;
int pl_drawinit(int ldepth){
plldepth=ldepth;
pl_white=allocimage(display, Rect(0,0,1,1), screen->chan, 1, 0xFFFFFFFF);
pl_light=allocimagemix(display, DPalebluegreen, DWhite);
pl_dark=allocimage(display, Rect(0,0,1,1), screen->chan, 1, DPurpleblue);
pl_black=allocimage(display, Rect(0,0,1,1), screen->chan, 1, 0x000000FF);
pl_hilit=allocimage(display, Rect(0,0,1,1), CHAN1(CAlpha,8), 1, 0x80);
if(pl_white==0 || pl_light==0 || pl_black==0 || pl_dark==0) return 0;
return 1;
}
void pl_relief(Image *b, Image *ul, Image *lr, Rectangle r, int wid){
int x, y;
draw(b, Rect(r.min.x, r.max.y-wid, r.max.x, r.max.y), lr, 0, ZP); /* bottom */
draw(b, Rect(r.max.x-wid, r.min.y, r.max.x, r.max.y), lr, 0, ZP); /* right */
draw(b, Rect(r.min.x, r.min.y, r.min.x+wid, r.max.y), ul, 0, ZP); /* left */
draw(b, Rect(r.min.x, r.min.y, r.max.x, r.min.y+wid), ul, 0, ZP); /* top */
for(x=0;x!=wid;x++) for(y=wid-1-x;y!=wid;y++){
draw(b, rectaddpt(Rect(0,0,1,1), Pt(x+r.max.x-wid, y+r.min.y)), lr, 0, ZP);
draw(b, rectaddpt(Rect(0,0,1,1), Pt(x+r.min.x, y+r.max.y-wid)), lr, 0, ZP);
}
}
Rectangle pl_boxoutline(Image *b, Rectangle r, int style, int fill){
if(plldepth==0) switch(style){
case SUP:
case TUP:
pl_relief(b, pl_white, pl_white, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_white, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
case UP:
pl_relief(b, pl_black, pl_black, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_white, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
case DOWN:
case DOWN1:
case DOWN2:
case DOWN3:
pl_relief(b, pl_black, pl_black, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_black, 0, ZP);
border(b, r, SPACE, pl_black, ZP);
break;
case PASSIVE:
if(fill) draw(b, r, pl_white, 0, ZP);
r=insetrect(r, PWID);
if(!fill) border(b, r, SPACE, pl_white, ZP);
break;
case FRAME:
pl_relief(b, pl_white, pl_black, r, FWID);
r=insetrect(r, FWID);
pl_relief(b, pl_black, pl_white, r, FWID);
r=insetrect(r, FWID);
if(fill) draw(b, r, pl_white, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
}
else switch(style){
case SUP:
case TUP:
pl_relief(b, pl_white, pl_white, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_light, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
case UP:
pl_relief(b, pl_white, pl_black, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_light, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
case DOWN:
case DOWN1:
case DOWN2:
case DOWN3:
pl_relief(b, pl_black, pl_white, r, BWID);
r=insetrect(r, BWID);
if(fill) draw(b, r, pl_dark, 0, ZP);
else border(b, r, SPACE, pl_black, ZP);
break;
case PASSIVE:
if(fill) draw(b, r, pl_light, 0, ZP);
r=insetrect(r, PWID);
if(!fill) border(b, r, SPACE, pl_white, ZP);
break;
case FRAME:
pl_relief(b, pl_white, pl_black, r, FWID);
r=insetrect(r, FWID);
pl_relief(b, pl_black, pl_white, r, FWID);
r=insetrect(r, FWID);
if(fill) draw(b, r, pl_light, 0, ZP);
else border(b, r, SPACE, pl_white, ZP);
break;
}
switch(style){
case SUP: return insetrect(r, SPACE-SPACE);
default: return insetrect(r, SPACE);
}
}
Rectangle pl_outline(Image *b, Rectangle r, int style){
return pl_boxoutline(b, r, style, 0);
}
Rectangle pl_box(Image *b, Rectangle r, int style){
return pl_boxoutline(b, r, style, 1);
}
Point pl_boxsize(Point interior, int state){
switch(state){
case UP:
case DOWN:
case DOWN1:
case DOWN2:
case DOWN3:
return addpt(interior, Pt(2*(BWID+SPACE), 2*(BWID+SPACE)));
case PASSIVE:
return addpt(interior, Pt(2*(PWID+SPACE), 2*(PWID+SPACE)));
case FRAME:
return addpt(interior, Pt(4*FWID+2*SPACE, 4*FWID+2*SPACE));
}
return Pt(0, 0);
}
void pl_interior(int state, Point *ul, Point *size){
switch(state){
case UP:
case DOWN:
case DOWN1:
case DOWN2:
case DOWN3:
*ul=addpt(*ul, Pt(BWID+SPACE, BWID+SPACE));
*size=subpt(*size, Pt(2*(BWID+SPACE), 2*(BWID+SPACE)));
break;
case PASSIVE:
*ul=addpt(*ul, Pt(PWID+SPACE, PWID+SPACE));
*size=subpt(*size, Pt(2*(PWID+SPACE), 2*(PWID+SPACE)));
break;
case FRAME:
*ul=addpt(*ul, Pt(2*FWID+SPACE, 2*FWID+SPACE));
*size=subpt(*size, Pt(4*FWID+2*SPACE, 4*FWID+2*SPACE));
}
}
void pl_drawicon(Image *b, Rectangle r, int stick, int flags, Icon *s){
Rectangle save;
Point ul, offs;
ul=r.min;
offs=subpt(subpt(r.max, r.min), pl_iconsize(flags, s));
switch(stick){
case PLACENW: break;
case PLACEN: ul.x+=offs.x/2; break;
case PLACENE: ul.x+=offs.x; break;
case PLACEW: ul.y+=offs.y/2; break;
case PLACECEN: ul.x+=offs.x/2; ul.y+=offs.y/2; break;
case PLACEE: ul.x+=offs.x; break;
case PLACESW: ul.y+=offs.y; break;
case PLACES: ul.x+=offs.x/2; ul.y+=offs.y; break;
case PLACESE: ul.x+=offs.x; ul.y+=offs.y; break;
}
save=b->clipr;
if(!rectclip(&r, save))
return;
replclipr(b, b->repl, r);
if(flags&BITMAP) draw(b, Rpt(ul, addpt(ul, pl_iconsize(flags, s))), s, 0, ZP);
else string(b, ul, pl_black, ZP, font, s);
replclipr(b, b->repl, save);
}
/*
* Place a check mark at the left end of r. Return the unused space.
* Caller must guarantee that r.max.x-r.min.x>=r.max.y-r.min.y!
*/
Rectangle pl_radio(Image *b, Rectangle r, int val){
Rectangle remainder;
remainder=r;
r.max.x=r.min.x+r.max.y-r.min.y;
remainder.min.x=r.max.x;
r=insetrect(r, CKINSET);
if(plldepth==0)
pl_relief(b, pl_black, pl_black, r, CKWID);
else
pl_relief(b, pl_black, pl_white, r, CKWID);
r=insetrect(r, CKWID);
if(plldepth==0)
draw(b, r, pl_white, 0, ZP);
else
draw(b, r, pl_light, 0, ZP);
if(val) draw(b, insetrect(r, CKSPACE), pl_black, 0, ZP);
return remainder;
}
Rectangle pl_check(Image *b, Rectangle r, int val){
Rectangle remainder;
remainder=r;
r.max.x=r.min.x+r.max.y-r.min.y;
remainder.min.x=r.max.x;
r=insetrect(r, CKINSET);
if(plldepth==0)
pl_relief(b, pl_black, pl_black, r, CKWID);
else
pl_relief(b, pl_black, pl_white, r, CKWID);
r=insetrect(r, CKWID);
if(plldepth==0)
draw(b, r, pl_white, 0, ZP);
else
draw(b, r, pl_light, 0, ZP);
r=insetrect(r, CKBORDER);
if(val){
line(b, Pt(r.min.x, r.min.y+1), Pt(r.max.x-1, r.max.y ), Endsquare, Endsquare, 0, pl_black, ZP);
line(b, Pt(r.min.x, r.min.y ), Pt(r.max.x, r.max.y ), Endsquare, Endsquare, 0, pl_black, ZP);
line(b, Pt(r.min.x+1, r.min.y ), Pt(r.max.x, r.max.y-1), Endsquare, Endsquare, 0, pl_black, ZP);
line(b, Pt(r.min.x , r.max.y-2), Pt(r.max.x-1, r.min.y-1), Endsquare, Endsquare, 0, pl_black, ZP);
line(b, Pt(r.min.x, r.max.y-1), Pt(r.max.x, r.min.y-1), Endsquare, Endsquare, 0, pl_black, ZP);
line(b, Pt(r.min.x+1, r.max.y-1), Pt(r.max.x, r.min.y ), Endsquare, Endsquare, 0, pl_black, ZP);
}
return remainder;
}
int pl_ckwid(void){
return 2*(CKINSET+CKSPACE+CKWID)+CKSIZE;
}
void pl_sliderupd(Image *b, Rectangle r1, int dir, int lo, int hi){
Rectangle r2, r3;
r2=r1;
r3=r1;
if(lo<0) lo=0;
if(hi<=lo) hi=lo+1;
switch(dir){
case HORIZ:
r1.max.x=r1.min.x+lo;
r2.min.x=r1.max.x;
r2.max.x=r1.min.x+hi;
if(r2.max.x>r3.max.x) r2.max.x=r3.max.x;
r3.min.x=r2.max.x;
break;
case VERT:
r1.max.y=r1.min.y+lo;
r2.min.y=r1.max.y;
r2.max.y=r1.min.y+hi;
if(r2.max.y>r3.max.y) r2.max.y=r3.max.y;
r3.min.y=r2.max.y;
break;
}
draw(b, r1, pl_light, 0, ZP);
draw(b, r2, pl_dark, 0, ZP);
draw(b, r3, pl_light, 0, ZP);
}
void pl_draw1(Panel *p, Image *b);
void pl_drawall(Panel *p, Image *b){
if(p->flags&INVIS || p->flags&IGNORE) return;
p->b=b;
p->draw(p);
for(p=p->child;p;p=p->next) pl_draw1(p, b);
}
void pl_draw1(Panel *p, Image *b){
if(b!=0)
pl_drawall(p, b);
}
void pldraw(Panel *p, Image *b){
pl_draw1(p, b);
}
void pl_invis(Panel *p, int v){
for(;p;p=p->next){
if(v) p->flags|=INVIS; else p->flags&=~INVIS;
pl_invis(p->child, v);
}
}
Point pl_iconsize(int flags, Icon *p){
if(flags&BITMAP) return subpt(((Image *)p)->r.max, ((Image *)p)->r.min);
return stringsize(font, (char *)p);
}
void pl_highlight(Image *b, Rectangle r){
draw(b, r, pl_dark, pl_hilit, ZP);
}
void pl_clr(Image *b, Rectangle r){
draw(b, r, display->white, 0, ZP);
}
void pl_fill(Image *b, Rectangle r){
draw(b, r, plldepth==0? pl_white : pl_light, 0, ZP);
}
void pl_cpy(Image *b, Point dst, Rectangle src){
draw(b, Rpt(dst, addpt(dst, subpt(src.max, src.min))), b, 0, src.min);
}
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