virtual bool HandleInputEvent(const pp::InputEvent &event) {
if (event.GetType() == PP_INPUTEVENT_TYPE_MOUSEMOVE) {
pp::MouseInputEvent ev(event);
Point p = ev.GetPosition();
for (int dy = -4; dy <= 4; dy++) {
int y = p.y() + dy;
if (y < MARGIN) y = MARGIN;
if (y > HEIGHT - MARGIN - 1) y = HEIGHT - MARGIN - 1;
for (int dx = -4; dx <= 4; dx++) {
int x = p.x() + dx;
if (x < MARGIN) x = MARGIN;
if (x > WIDTH - MARGIN - 1) x = WIDTH - MARGIN - 1;
if (dx*dx + dy*dy < 4*4) {
uint32_t col;
switch (rand() & 3) {
case 0:
col = 0x000000ff;
break;
case 1:
col = 0x0000ffff;
break;
case 2:
col = 0x00ff00ff;
break;
case 3:
col = 0xff0000ff;
}
Point q(x, y);
*(im1.GetAddr32(q)) = col;
*(im2.GetAddr32(q)) = col;
}
}
}
return true;
}
return false;
}
