/* Reacts to a mouse event in the window. */
static void processMouseEvent(State& state, GMouseEvent e) {
switch (state.uiState) {
/* Already have something drawn? Clear it and pretend we're fresh. */
case DRAWN:
restoreWorldDisplay();
state.uiState = FRESH;
/* deliberate: don't break. */
/* In a fresh state? Try to select what the user clicked on. */
case FRESH:
if (registerClick(state.world, e.getX(), e.getY(),
state.worldType)) {
state.uiState = MARKED;
}
break;
/* Already marked? Try to select what the user clicked on, then
* try to find a path if it worked.
*/
case MARKED:
if (registerClick(state.world, e.getX(), e.getY(),
state.worldType)) {
runSearch(state);
state.uiState = DRAWN;
}
}
}
/* STARTER CODE HELPER FUNCTION - DO NOT EDIT
*
* Waits for a mouse click in the GWindow and reports click location.
*
* When this function returns, row and col are set to the row and
* column where a mouse click was detected.
*/
static void getMouseClickLocation(int &row, int &col) {
GMouseEvent me;
do {
me = getNextEvent(MOUSE_EVENT);
} while (me.getEventType() != MOUSE_CLICKED);
row = me.getY();
col = me.getX();
}
GPoint getMouseClick() {
while (true) {
GMouseEvent e;
waitForEvent(e);
if (e.getEventType() == MOUSE_CLICKED) {
return GPoint(e.getX(), e.getY());
}
}
return GPoint();
}
void pathfinderEventLoop() {
while (true) {
GMouseEvent e;
waitForEvent(e);
if (e.getEventType() == MOUSE_CLICKED) {
int index = findButtonIndex(e.getX(), e.getY());
if (index == -1) {
GPoint pt = GPoint(e.getX(), e.getY());
if (pt.getY() < WINDOW_HEIGHT && clickHook != NULL) {
clickHook->apply(pt);
repaint();
}
} else {
buttons[index].callback->apply();
repaint();
}
}
}
}
/*
* (public function)
* Reacts to a mouse event in the window.
*/
void processMouseEvent(GMouseEvent e) {
if (e.getEventType() == MOUSE_CLICKED) {
switch (state.uiState) {
case DRAWN:
// Already have something drawn? Clear it and pretend we're fresh.
restoreWorldDisplay();
state.uiState = FRESH;
// deliberate: don't break.
case FRESH:
// In a fresh state? Try to select what the user clicked on.
if (registerClick(state.world, e.getX(), e.getY(), state.worldType)) {
state.uiState = MARKED;
}
break;
case MARKED:
// Already marked? Try to select what the user clicked on, then
// try to find a path if it worked.
if (registerClick(state.world, e.getX(), e.getY(),
state.worldType)) {
runSearch(state);
state.uiState = DRAWN;
}
}
} else if (e.getEventType() == MOUSE_MOVED) {
// update display of current mouse row/col position to aid testing
TBLoc loc = coordToLoc(e.getX(), e.getY());
if (state.world.inBounds(loc.row, loc.col)) {
string newPositionText = vertexName(loc.row, loc.col, state.world);
if (newPositionText != gPositionFieldText) {
gPositionFieldText = newPositionText;
gPositionField->setText(newPositionText);
}
}
}
}
bool MarbleGraphics::getNextUserMove(Move& move) {
GMouseEvent me;
bool startClick = true;
while (true) {
me = getNextEvent(MOUSE_EVENT);
if (me.getEventType() == MOUSE_CLICKED) {
GObject* obj = getGObjectAt(me.getX(),me.getY());
if (obj == NULL) {
startClick = true;
errorNotification();
}
// User clicked in SOLVE button
else if (obj->getType() == "GRoundRect" || obj->getType() == "GLabel"){
return false;
}
// User clicked in MARBLE
else if (obj->getType() == "GImage") {
// First click = starting location
if (startClick) {
move.startRow = marbleCoords[(GImage*)obj].row;
move.startCol = marbleCoords[(GImage*)obj].col;
//If click on visible marble (Flash it to show selection detected)
if(((GImage*)obj)->isVisible()){
((GImage*) obj)->setVisible(false);
pause(50);
((GImage*) obj)->setVisible(true);
}
startClick = false;
}
}
//User clicked in empty valid space on playing board
else if (obj->getType() == "GOval"){
// Second click = ending location
if (!startClick) {
move.endRow = spaceCoords[(GOval*)obj].row;
move.endCol = spaceCoords[(GOval*)obj].col;
return true;
}
}
}
}
return false;
}