39 #ifdef CHECK_MEMORY_LEAKS
41 #endif // CHECK_MEMORY_LEAKS
50 myOrigWidth(viewPort.getWidth()),
51 myOrigHeight(viewPort.getHeight()),
53 myMouseButtonState(MOUSEBTN_NONE),
70 if (
myCallback.getApp()->reg().readIntEntry(
"gui",
"zoomAtCenter", 1)) {
133 FXEvent* e = (FXEvent*) data;
144 FXEvent* e = (FXEvent*) data;
154 FXEvent* e = (FXEvent*) data;
167 FXEvent* e = (FXEvent*) data;
177 FXEvent* e = (FXEvent*) data;
179 if (e->state & CONTROLMASK) {
181 }
else if (e->state & SHIFTMASK) {
195 FXEvent* e = (FXEvent*) data;
199 const bool moved = xdiff != 0 || ydiff != 0;
233 const SUMOReal zoomFactor = zoom / 50;