/*!
callback for mouse button events
\return None
\author jfpatry
\date Created: 2000-09-16
\date Modified: 2000-09-16
*/
void ui_event_mouse_func( int button, int state, int x, int y )
{
if ( is_mode_change_pending() ) {
/* Don't process events until mode change occurs */
return;
}
/* Reverse y coordinate */
y = getparam_y_resolution() - y;
if ( state == WS_MOUSE_DOWN ) {
trigger_mouse_button_cbs( mouse_down_cbs, button, x, y );
} else {
trigger_mouse_button_cbs( mouse_up_cbs, button, x, y );
}
if ( button == WS_LEFT_BUTTON ) {
left_mouse_button_down = (bool_t) ( state == WS_MOUSE_DOWN );
}
if ( button == WS_MIDDLE_BUTTON ) {
middle_mouse_button_down = (bool_t) ( state == WS_MOUSE_DOWN );
}
if ( button == WS_RIGHT_BUTTON ) {
right_mouse_button_down = (bool_t) ( state == WS_MOUSE_DOWN );
}
ui_check_dirty();
}
/*!
Draws all UI widgets
\return None
\author jfpatry
\date Created: 2000-09-17
\date Modified: 2000-09-17
*/
void ui_draw( )
{
hash_search_t iter;
ui_callback_data_t *cb_data;
ui_setup_display();
begin_hash_scan( widget_draw_cbs, &iter );
while ( next_hash_entry( iter, NULL, (hash_entry_t*)&cb_data ) ) {
((widget_draw_cb_t)cb_data->cb)( cb_data->widget );
check_assertion( !is_mode_change_pending(),
"widget draw callback changed the mode" );
}
end_hash_scan( iter );
ui_draw_cursor();
}
/*!
Calls all registered mouse motion callbacks
\arg \c table the table storing callback data
\arg \c x x coordinate of mouse
\arg \c y y coordinate of mouse
\return None
\author jfpatry
\date Created: 2000-09-16
\date Modified: 2000-09-16
*/
static void trigger_mouse_motion_cbs( hash_table_t table,
int x, int y )
{
hash_search_t iter;
ui_callback_data_t *cb_data;
begin_hash_scan( table, &iter );
while ( next_hash_entry( iter, NULL, (hash_entry_t*)&cb_data ) ) {
((mouse_motion_event_cb_t)cb_data->cb)(
cb_data->widget, x, y );
if ( is_mode_change_pending() ) {
/* Callback just changed the mode; stop handling events
for this mode. */
break;
}
}
end_hash_scan( iter );
}
void
UIManager::motionEvent( int x, int y )
{
if ( is_mode_change_pending() ) {
// Don't process events until mode change occurs
return;
}
// Reverse y coordinate
y = getparam_y_resolution() - y;
std::list<pp::Widget*>::iterator it;
for(it=widgets.begin();it!=widgets.end();it++){
(*it)->mouseMotion(x,y);
}
pp::Vec2d oldPos = cursorPos;
cursorPos = pp::Vec2d(x,y);
if ( oldPos.x != x || oldPos.y != y ) {
// Update UI snow
if ( getparam_ui_snow() ) {
if ( rightMouseButtonDown ) {
make_ui_snow( cursorPos );
reset_ui_snow_cursor_pos( cursorPos );
} else if ( middleMouseButtonDown ) {
make_ui_snow( cursorPos );
push_ui_snow( cursorPos );
} else {
push_ui_snow( cursorPos );
}
}
// Need to redraw cursor
setDirty();
checkDirty();
}
}
/*!
callback for mouse motion events
\return None
\author jfpatry
\date Created: 2000-09-16
\date Modified: 2000-09-16
*/
void ui_event_motion_func( int x, int y )
{
point2d_t old_pos;
if ( is_mode_change_pending() ) {
/* Don't process events until mode change occurs */
return;
}
/* Reverse y coordinate */
y = getparam_y_resolution() - y;
trigger_mouse_motion_cbs( mouse_motion_cbs, x, y );
old_pos = cursor_pos;
cursor_pos = make_point2d( x, y );
if ( old_pos.x != x || old_pos.y != y ) {
/* Update UI snow */
if ( getparam_ui_snow() ) {
if ( right_mouse_button_down ) {
make_ui_snow( cursor_pos );
reset_ui_snow_cursor_pos( cursor_pos );
} else if ( middle_mouse_button_down ) {
make_ui_snow( cursor_pos );
push_ui_snow( cursor_pos );
} else {
push_ui_snow( cursor_pos );
}
}
/* Need to redraw cursor */
ui_set_dirty();
ui_check_dirty();
}
}
void
UIManager::mouseEvent( int button, int state, int x, int y )
{
if ( is_mode_change_pending() ) {
// Don't process events until mode change occurs
return;
}
// Reverse y coordinate
y = getparam_y_resolution() - y;
std::list<pp::Widget*>::iterator it;
if ( state == SDL_PRESSED ) {
for(it=widgets.begin();it!=widgets.end();it++){
(*it)->mouseDown(button,x,y);
}
} else {
for(it=widgets.begin();it!=widgets.end();it++){
(*it)->mouseUp(button,x,y);
}
}
if ( button == SDL_BUTTON_LEFT ) {
leftMouseButtonDown = (bool) ( state == SDL_PRESSED );
}
if ( button == SDL_BUTTON_MIDDLE ) {
middleMouseButtonDown = (bool) ( state == SDL_PRESSED );
}
if ( button == SDL_BUTTON_RIGHT ) {
rightMouseButtonDown = (bool) ( state == SDL_PRESSED );
}
checkDirty();
}
