void mouse_handler_base::mouse_wheel(int scrollx, int scrolly, bool browse)
{
int x, y;
SDL_GetMouseState(&x, &y);
int movex = scrollx * preferences::scroll_speed();
int movey = scrolly * preferences::scroll_speed();
// Don't scroll map and map zoom slider at same time
gui::slider* s = gui().find_slider("map-zoom-slider");
if (s && point_in_rect(x, y, s->location())) {
movex = 0;
movey = 0;
}
if (movex != 0 || movey != 0) {
CKey pressed;
// Alt + mousewheel do an 90° rotation on the scroll direction
if (pressed[SDLK_LALT] || pressed[SDLK_RALT]) {
gui().scroll(movey,movex);
} else {
gui().scroll(movex,-movey);
}
}
if (scrollx < 0) {
mouse_wheel_left(x, y, browse);
} else if (scrollx > 0) {
mouse_wheel_right(x, y, browse);
}
if (scrolly < 0) {
mouse_wheel_down(x, y, browse);
} else if (scrolly > 0) {
mouse_wheel_up(x, y, browse);
}
}
void mouse_handler_base::mouse_press(const SDL_MouseButtonEvent& event, const bool browse)
{
if(is_middle_click(event) && !preferences::middle_click_scrolls()) {
simple_warp_ = true;
}
show_menu_ = false;
map_location loc = gui().hex_clicked_on(event.x,event.y);
mouse_update(browse, loc);
#if !SDL_VERSION_ATLEAST(2,0,0)
int scrollx = 0;
int scrolly = 0;
#endif
if (is_left_click(event)) {
if (event.state == SDL_PRESSED) {
cancel_dragging();
init_dragging(dragging_left_);
left_click(event.x, event.y, browse);
} else if (event.state == SDL_RELEASED) {
minimap_scrolling_ = false;
clear_dragging(event, browse);
left_mouse_up(event.x, event.y, browse);
}
} else if (is_right_click(event)) {
if (event.state == SDL_PRESSED) {
cancel_dragging();
init_dragging(dragging_right_);
right_click(event.x, event.y, browse);
} else if (event.state == SDL_RELEASED) {
minimap_scrolling_ = false;
clear_dragging(event, browse);
right_mouse_up(event.x, event.y, browse);
}
} else if (is_middle_click(event)) {
if (event.state == SDL_PRESSED) {
set_scroll_start(event.x, event.y);
scroll_started_ = true;
map_location loc = gui().minimap_location_on(event.x,event.y);
minimap_scrolling_ = false;
if(loc.valid()) {
simple_warp_ = false;
minimap_scrolling_ = true;
last_hex_ = loc;
gui().scroll_to_tile(loc,display::WARP,false);
} else if(simple_warp_) {
// middle click not on minimap, check gamemap instead
loc = gui().hex_clicked_on(event.x,event.y);
if(loc.valid()) {
last_hex_ = loc;
gui().scroll_to_tile(loc,display::WARP,false);
}
}
} else if (event.state == SDL_RELEASED) {
minimap_scrolling_ = false;
simple_warp_ = false;
scroll_started_ = false;
}
}
#if !SDL_VERSION_ATLEAST(2,0,0)
else if (allow_mouse_wheel_scroll(event.x, event.y)) {
if (event.button == SDL_BUTTON_WHEELUP) {
scrolly = - preferences::scroll_speed();
mouse_wheel_up(event.x, event.y, browse);
} else if (event.button == SDL_BUTTON_WHEELDOWN) {
scrolly = preferences::scroll_speed();
mouse_wheel_down(event.x, event.y, browse);
} else if (event.button == SDL_BUTTON_WHEELLEFT) {
scrollx = - preferences::scroll_speed();
mouse_wheel_left(event.x, event.y, browse);
} else if (event.button == SDL_BUTTON_WHEELRIGHT) {
scrollx = preferences::scroll_speed();
mouse_wheel_right(event.x, event.y, browse);
}
// Don't scroll map and map zoom slider at same time
gui::slider* s = gui().find_slider("map-zoom-slider");
if (s && sdl::point_in_rect(event.x, event.y, s->location())) {
scrollx = 0; scrolly = 0;
}
}
if (scrollx != 0 || scrolly != 0) {
CKey pressed;
// Alt + mousewheel do an 90° rotation on the scroll direction
if (pressed[SDLK_LALT] || pressed[SDLK_RALT])
gui().scroll(scrolly,scrollx);
else
gui().scroll(scrollx,scrolly);
}
#endif
if (!dragging_left_ && !dragging_right_ && dragging_started_) {
dragging_started_ = false;
cursor::set_dragging(false);
}
mouse_update(browse, loc);
}