ref: a78a125090be64f1f52686c4a2f24f2ee653cb82
dir: /tests/drawexample1.b/
# File: draw-example(2)
implement Test;
include "sys.m";
include "draw.m";
Test: module
{
init: fn(ctxt: ref Draw->Context, argv: list of string);
};
init(nil: ref Draw->Context, nil: list of string)
{
sys := load Sys Sys->PATH;
draw := load Draw Draw->PATH;
Display, Font, Rect, Point, Image, Screen: import draw;
display := draw->Display.allocate(nil);
disp := display.image;
red := display.color(Draw->Red);
blue := display.color(Draw->Blue);
white := display.color(Draw->White);
yellow := display.color(Draw->Yellow);
# red.r.max.x = 640;
# red.r.max.y = 480;
# red.clipr.min.x = 0;
# red.clipr.min.y = 0;
# red.clipr.max.x = 600;
# red.clipr.max.y = 400;
sys->print("red.clipr.min.x %d\n", red.clipr.min.x);
disp.draw(disp.r, red, red, disp.r.min);
sys->sleep(5000);
# texture := display.newimage(((0,0),(2,3)),
# disp.chans, 1, Draw->Black);
# texture.clipr = ((-10000,-10000),(10000,10000));
# texture.draw(((0,0),(1,3)), white, nil, (0,0));
# texture.draw(((0,0),(2,1)), white, nil, (0,0));
# disp.draw(((100,100),(200,300)), texture, texture, (0,0));
# sys->sleep(5000);
#
# stipple := display.newimage(((0,0),(2,2)),
# disp.chans, 1, Draw->Transparent);
# stipple.draw(((0,0),(1,1)), display.opaque, nil, (0,0));
# disp.draw(((100,100),(300,250)), white, stipple, (0,0));
# sys->sleep(5000);
#
# font := Font.open(display, "*default*");
# disp.text((100,310), texture, (0,0), font, "Hello World");
# sys->sleep(5000);
#
# delight := display.open("/icons/delight.bit");
# piccenter := delight.r.min.add(delight.r.max).div(2);
# disp.fillellipse((250,250), 150, 50, delight, piccenter);
# disp.ellipse((250,250), 150, 50, 3, yellow, (0,0));
# sys->sleep(5000);
#
# dx : con 15;
# dy : con 3;
# brush := display.newimage(((0,0),(2*dx+1,2*dy+1)), disp.chans,
# 0, Draw->Black);
# brush.fillellipse((dx,dy), dx, dy, display.white, (0,0));
# for(x:=delight.r.min.x; x<delight.r.max.x; x++){
# y := (x-piccenter.x)*(x-piccenter.x)/80;
# y += 2*dy+1;
# xx := x+(250-piccenter.x)-dx;
# yy := y+(250-piccenter.y)-dy;
# disp.gendraw(((xx,yy),(xx+2*dx+1,yy+2*dy+1)),
# delight, (x-dx, y-dy), brush, (0,0));
# }
}