Difference between revisions of "Today"
From CodeStuff
| Line 18: | Line 18: | ||
var cx=320; | var cx=320; | ||
var cy=240; | var cy=240; | ||
| − | var power=1; | + | var power=0.1; |
var penSize=4; | var penSize=4; | ||
| Line 30: | Line 30: | ||
lastx=cx; | lastx=cx; | ||
lasty=cy; | lasty=cy; | ||
| + | |||
| + | cx=cx+dx; | ||
| + | cy=cy+dy; | ||
// the arrow keys have key codes 37,38,39 and 40 | // the arrow keys have key codes 37,38,39 and 40 | ||
| Line 48: | Line 51: | ||
cx+=power; | cx+=power; | ||
} | } | ||
| − | + | ||
| + | if (keyIsDown(32)) { | ||
| + | clear(); | ||
| + | } | ||
| + | |||
| + | if (cx>640 ) { | ||
| + | cx=640; | ||
| + | } | ||
| + | |||
| + | if (cy>480) { | ||
| + | cy=480; | ||
| + | } | ||
| + | |||
| + | if (cx <0) { | ||
| + | cx=0; | ||
| + | } | ||
| + | |||
| + | if (cy <0) { | ||
| + | cy=0; | ||
| + | } | ||
setColour("purple"); | setColour("purple"); | ||
fillCircle(cx,cy,penSize); | fillCircle(cx,cy,penSize); | ||
| + | |||
| + | setColour("red"); | ||
| + | |||
} | } | ||
Revision as of 06:48, 26 June 2017
Useful things to refer to.
The API page has a list of some of the functions you can use such as
This program is also available at http://jsbin.com/kizubop/1/edit?js,output
