void afterProcess(Userdata *userdata) {
static int started = 0;
if (processClick(userdata->click) == -1) { // Released button
started = 0;
} else { // Valid button
//printClick(userdata->click); printf("\n");
//printDrag(userdata->drag); printf("\n");
if (started == 0) {
started = 1;
userdata->drag.start = userdata->click.origin;
}
userdata->drag.end = userdata->click.origin;
userdata->circle = makeCircleFromDrag(userdata->drag, CV_RGB(255, 255, 255), 2);
}
//printCircle(userdata->circle); printf("\n");
//drawCircle(userdata->input[0], userdata->circle);
drawSquare(userdata->input[0], userdata->square);
//printf("\n");
int width = userdata->size.width;
int height = userdata->size.height;
//userdata->square = makeSquare(cvPoint(width * 3 / 4 - 40, height/2 - 40), cvSize(80, 80), CV_RGB(255, 255, 255), 2);
drawSquare(userdata->input[0], makeSquare(cvPoint(width * 3 / 4 - 40, height-80), cvSize(80, 80), CV_RGB(255, 255, 255), 2));
}
// Square の左右だけ変換
inline Square inverseFile(const Square sq) {
return makeSquare(inverse(makeFile(sq)), makeRank(sq));
}
Square makeSquareFromDrag(Drag drag, CvScalar color, int thickness) {
int X = drag.end.x - drag.start.x;
int Y = drag.end.y - drag.start.y;
return makeSquare(drag.start, cvSize(X, Y), color, thickness);
}
