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#include <u.h>
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#include <libc.h>
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#include <draw.h>
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#include <event.h>
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#include "sokoban.h"
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void
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drawscreen(void)
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{
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	draw(screen, screen->r, img, nil, ZP);
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	flushimage(display, 1);
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}
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void
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drawglenda(void)
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{
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	Rectangle r;
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	Point p;
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	p = level.glenda;
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	p.x *= BoardX;
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	p.y *= BoardY;
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	/* leave some room from the edge of the window */
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	p = addpt(p, Pt(1, 1));
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	r = Rpt(p, Pt(p.x + BoardX, p.y+BoardY));
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	draw(img, r, glenda, nil, ZP);
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}
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void
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drawwin(void)
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{
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	Rectangle r;
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	Point p;
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	p = level.glenda;
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	p.x *= BoardX;
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	p.y *= BoardY;
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	p = addpt(p, Pt(6, 6));
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	p = addpt(p, Pt(1, 1));
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	r = Rpt(p, Pt(p.x + BoardX, p.y+BoardY));
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	draw(img, r, text, win, ZP);
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}
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void
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drawboard(Point p)
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{
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	Rectangle r;
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	uint square = level.board[p.x][p.y];
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	p.x *= BoardX;
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	p.y *= BoardY;
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	/* leave some room from the edge of the window */
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	p = addpt(p, Pt(1, 1));
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	r = Rpt(p, Pt(p.x + BoardX, p.y+BoardY));
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	switch(square) {
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	case Background:
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		draw(img, r, bg, nil, ZP);
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		break;
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	case Empty:
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		draw(img, r, empty, nil, ZP);
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		break;
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	case Wall:
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		draw(img, r, wall, nil, ZP);
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		break;
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	case Cargo:
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		draw(img, r, cargo, nil, ZP);
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		break;
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	case Goal:
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		draw(img, r, goal, nil, ZP);
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		break;
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	case GoalCargo:
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		draw(img, r, goalcargo, nil, ZP);
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		break;
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	}
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}
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void
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resize(Point p)
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{
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	/* resize to the size of the current level */
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	int fd;
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	fd = open("/dev/wctl", OWRITE);
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	if(fd >= 0){
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		fprint(fd, "resize -dx %d -dy %d", p.x*BoardX+10, p.y*BoardY+10);
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		close(fd);
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	}
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}
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Point
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boardsize(Point p)
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{
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	return Pt(p.x*BoardX+2, p.y*BoardY+2);
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}
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void
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drawlevel(void)
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{
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	int x, y;
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	resize(level.max);
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	if(img)
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		freeimage(img);
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	img = eallocimage(Rpt(Pt(0, 0), boardsize(level.max)), 0, 0);
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	draw(img, insetrect(img->r, 1), empty, nil, ZP);
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	for(x = 0; x < MazeX; x++) {
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		for(y = 0; y < MazeY; y++) {
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			drawboard(Pt(x, y));
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		}
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	}
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	drawglenda();
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}