int GLUI_Mouse_Interaction::special_handler( int key,int modifiers )
{
int center_x, center_y;
int drag_x, drag_y;
center_x = w/2;
center_y = (h-18)/2;
drag_x = 0;
drag_y = 0;
if ( key == GLUT_KEY_LEFT )
drag_x = -6;
else if ( key == GLUT_KEY_RIGHT )
drag_x = 6;
else if ( key == GLUT_KEY_UP )
drag_y = -6;
else if ( key == GLUT_KEY_DOWN )
drag_y = 6;
if ( drag_x != 0 OR drag_y != 0 ) {
mouse_down_handler( center_x, center_y );
mouse_held_down_handler( center_x + drag_x, center_y + drag_y,true );
mouse_up_handler( center_x + drag_x, center_y + drag_y, true );
}
return false;
}
int GLUI_Spinner::special_handler( int key,int modifiers )
{
if ( key == GLUT_KEY_UP ) { /** Simulate a click in the up arrow **/
mouse_down_handler( x_abs + w - GLUI_SPINNER_ARROW_WIDTH + 1,
y_abs + GLUI_SPINNER_ARROW_Y+1 );
mouse_up_handler( x_abs + w - GLUI_SPINNER_ARROW_WIDTH + 1,
y_abs + GLUI_SPINNER_ARROW_Y+1, true );
}
else if ( key == GLUT_KEY_DOWN ) { /** Simulate a click in the up arrow **/
mouse_down_handler(x_abs + w - GLUI_SPINNER_ARROW_WIDTH + 1,
y_abs+GLUI_SPINNER_ARROW_Y+1+GLUI_SPINNER_ARROW_HEIGHT);
mouse_up_handler( x_abs + w - GLUI_SPINNER_ARROW_WIDTH + 1,
y_abs+GLUI_SPINNER_ARROW_Y+1 +GLUI_SPINNER_ARROW_HEIGHT,
true );
}
else if ( key == GLUT_KEY_HOME ) { /** Set value to limit top -
or increment by 10 **/
}
else if ( key == GLUT_KEY_END ) {
}
return true;
}