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m = new MouseController();
register_controller(m);
m.zoomx = 1; m.zoomy = 1; m.maxzoom=4;
// MouseController.button(button, state, x, y)
m.button = function(b, s, x, y) {
echo("b"+b+" s"+s+" x"+x+" y"+y);
this.grab(s);
if (s == 1)
this.l=selected_layer();
else
delete this.l;
return true;
}
// MouseController.motion(buttonmask, x, y, xrel, yrel)
m.motion = function(b, x, y, dx, dy) {
echo("b"+b+" x"+x+" y"+y+" dx"+dx+" dy"+dy);
var l = this.l
if (!l)
return false;
if (b & 1) {
l.set_position(l.x() + dx, l.y() + dy);
}
if (b & 2) {
}
if (b & 4) {
this.zoomx += dx/100;
this.zoomy += dy/100;
if (Math.abs(this.zoomx)>this.maxzoom)
this.zoomx=this.maxzoom;
if (Math.abs(this.zoomy)>this.maxzoom)
this.zoomy=this.maxzoom;
l.zoom(this.zoomx, this.zoomy);
}
}
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