/*************************************************************************/ /* screen_button.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "screen_button.h" #include "os/os.h" #include "input_map.h" #include "os/input.h" void TouchScreenButton::set_texture(const Ref& p_texture) { texture=p_texture; update(); } Ref TouchScreenButton::get_texture() const{ return texture; } void TouchScreenButton::set_texture_pressed(const Ref& p_texture_pressed) { texture_pressed=p_texture_pressed; update(); } Ref TouchScreenButton::get_texture_pressed() const{ return texture_pressed; } void TouchScreenButton::set_bitmask(const Ref& p_bitmask){ bitmask=p_bitmask; } Ref TouchScreenButton::get_bitmask() const{ return bitmask; } void TouchScreenButton::set_shape(const Ref& p_shape){ shape=p_shape; if (!is_inside_tree()) return; if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) return; update(); } Ref TouchScreenButton::get_shape() const{ return shape; } void TouchScreenButton::set_shape_centered(bool p_shape_centered) { shape_centered=p_shape_centered; if (!is_inside_tree()) return; if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) return; update(); } bool TouchScreenButton::is_shape_centered() const { return shape_centered; } void TouchScreenButton::_notification(int p_what) { switch(p_what) { case NOTIFICATION_DRAW: { if (!is_inside_tree()) return; if (!get_tree()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY) return; if (finger_pressed!=-1) { if (texture_pressed.is_valid()) draw_texture(texture_pressed,Point2()); else if (texture.is_valid()) draw_texture(texture,Point2()); } else { if (texture.is_valid()) draw_texture(texture,Point2()); } if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) return; if (shape.is_valid()) { Color draw_col=get_tree()->get_debug_collisions_color(); Vector2 pos=shape_centered ? get_item_rect().size*0.5f : Vector2(); draw_set_transform_matrix(get_canvas_transform().translated(pos)); shape->draw(get_canvas_item(),draw_col); } } break; case NOTIFICATION_ENTER_TREE: { if (!get_tree()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY) return; update(); if (!get_tree()->is_editor_hint()) set_process_input(true); if (action.operator String()!="" && InputMap::get_singleton()->has_action(action)) { action_id=InputMap::get_singleton()->get_action_id(action); } else { action_id=-1; } } break; case NOTIFICATION_EXIT_TREE: { if (is_pressed()) _release(true); } break; case NOTIFICATION_PAUSED: { // So the button can be pressed again even though the release gets unhandled because of coming during pause allow_repress=true; } } } bool TouchScreenButton::is_pressed() const{ return finger_pressed!=-1; } void TouchScreenButton::set_action(const String& p_action) { action=p_action; if (action.operator String()!="" && InputMap::get_singleton()->has_action(action)) { action_id=InputMap::get_singleton()->get_action_id(action); } else { action_id=-1; } } String TouchScreenButton::get_action() const { return action; } void TouchScreenButton::_input(const InputEvent& p_event) { if (!get_tree()) return; if (p_event.device != 0) return; if (passby_press) { if (p_event.type==InputEvent::SCREEN_TOUCH && !p_event.screen_touch.pressed && finger_pressed==p_event.screen_touch.index) { _release(); } if ((p_event.type==InputEvent::SCREEN_TOUCH && p_event.screen_touch.pressed)|| p_event.type==InputEvent::SCREEN_DRAG) { if (finger_pressed==-1 || p_event.screen_touch.index==finger_pressed) { Point2 coord = (get_global_transform_with_canvas()).affine_inverse().xform(Point2(p_event.screen_touch.x,p_event.screen_touch.y)); bool touched=false; if (bitmask.is_valid()) { if (Rect2(Point2(),bitmask->get_size()).has_point(coord)) { if (bitmask->get_bit(coord)) touched=true; } } else { if (texture.is_valid()) touched=Rect2(Point2(),texture->get_size()).has_point(coord); } if (touched) { if (finger_pressed==-1) { _press(p_event.screen_touch.index); } } else { if (finger_pressed!=-1) { _release(); } } } } } else { if (p_event.type==InputEvent::SCREEN_TOUCH) { if (p_event.screen_touch.pressed) { if (!is_visible_in_tree()) return; const bool can_press=finger_pressed==-1 || allow_repress; if (!can_press) return; //already fingering Point2 coord = (get_global_transform_with_canvas()).affine_inverse().xform(Point2(p_event.screen_touch.x,p_event.screen_touch.y)); Rect2 item_rect = get_item_rect(); bool touched=false; bool check_rect=true; if (shape.is_valid()) { check_rect=false; Transform2D xform=shape_centered ? Transform2D().translated(get_item_rect().size*0.5f) : Transform2D(); touched=shape->collide(xform, unit_rect, Transform2D(0, coord + Vector2(0.5,0.5))); } if (bitmask.is_valid()) { check_rect=false; if (!touched && Rect2(Point2(),bitmask->get_size()).has_point(coord)) { if (bitmask->get_bit(coord)) touched=true; } } if (!touched && check_rect) { if (!texture.is_null()) touched=item_rect.has_point(coord); } if (touched) { _press(p_event.screen_touch.index); } } else { if (p_event.screen_touch.index==finger_pressed) { _release(); } } } } } void TouchScreenButton::_press(int p_finger_pressed) { finger_pressed=p_finger_pressed; allow_repress=false; if (action_id!=-1) { Input::get_singleton()->action_press(action); InputEvent ie; ie.type=InputEvent::ACTION; ie.ID=0; ie.action.action=action_id; ie.action.pressed=true; get_tree()->input_event(ie); } emit_signal("pressed"); update(); } void TouchScreenButton::_release(bool p_exiting_tree) { finger_pressed=-1; if (action_id!=-1) { Input::get_singleton()->action_release(action); InputEvent ie; ie.type=InputEvent::ACTION; ie.ID=0; ie.action.action=action_id; ie.action.pressed=false; get_tree()->input_event(ie); } if (!p_exiting_tree) { emit_signal("released"); update(); } } Rect2 TouchScreenButton::get_item_rect() const { if (texture.is_null()) return Rect2(0,0,1,1); /* if (texture.is_null()) return CanvasItem::get_item_rect(); */ return Rect2(Size2(),texture->get_size()); } void TouchScreenButton::set_visibility_mode(VisibilityMode p_mode) { visibility=p_mode; update(); } TouchScreenButton::VisibilityMode TouchScreenButton::get_visibility_mode() const { return visibility; } void TouchScreenButton::set_passby_press(bool p_enable) { passby_press=p_enable; } bool TouchScreenButton::is_passby_press_enabled() const{ return passby_press; } void TouchScreenButton::_bind_methods() { ClassDB::bind_method(_MD("set_texture","texture"),&TouchScreenButton::set_texture); ClassDB::bind_method(_MD("get_texture"),&TouchScreenButton::get_texture); ClassDB::bind_method(_MD("set_texture_pressed","texture_pressed"),&TouchScreenButton::set_texture_pressed); ClassDB::bind_method(_MD("get_texture_pressed"),&TouchScreenButton::get_texture_pressed); ClassDB::bind_method(_MD("set_bitmask","bitmask"),&TouchScreenButton::set_bitmask); ClassDB::bind_method(_MD("get_bitmask"),&TouchScreenButton::get_bitmask); ClassDB::bind_method(_MD("set_shape","shape"),&TouchScreenButton::set_shape); ClassDB::bind_method(_MD("get_shape"),&TouchScreenButton::get_shape); ClassDB::bind_method(_MD("set_shape_centered","bool"),&TouchScreenButton::set_shape_centered); ClassDB::bind_method(_MD("is_shape_centered"),&TouchScreenButton::is_shape_centered); ClassDB::bind_method(_MD("set_action","action"),&TouchScreenButton::set_action); ClassDB::bind_method(_MD("get_action"),&TouchScreenButton::get_action); ClassDB::bind_method(_MD("set_visibility_mode","mode"),&TouchScreenButton::set_visibility_mode); ClassDB::bind_method(_MD("get_visibility_mode"),&TouchScreenButton::get_visibility_mode); ClassDB::bind_method(_MD("set_passby_press","enabled"),&TouchScreenButton::set_passby_press); ClassDB::bind_method(_MD("is_passby_press_enabled"),&TouchScreenButton::is_passby_press_enabled); ClassDB::bind_method(_MD("is_pressed"),&TouchScreenButton::is_pressed); ClassDB::bind_method(_MD("_input"),&TouchScreenButton::_input); ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"normal",PROPERTY_HINT_RESOURCE_TYPE,"Texture"),"set_texture","get_texture"); ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"pressed",PROPERTY_HINT_RESOURCE_TYPE,"Texture"),"set_texture_pressed","get_texture_pressed"); ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"bitmask",PROPERTY_HINT_RESOURCE_TYPE,"BitMap"),"set_bitmask","get_bitmask"); ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"shape",PROPERTY_HINT_RESOURCE_TYPE,"Shape2D"),"set_shape","get_shape"); ADD_PROPERTY( PropertyInfo(Variant::BOOL,"shape_centered"),"set_shape_centered","is_shape_centered"); ADD_PROPERTY( PropertyInfo(Variant::BOOL,"passby_press"),"set_passby_press","is_passby_press_enabled"); ADD_PROPERTY( PropertyInfo(Variant::STRING,"action"),"set_action","get_action"); ADD_PROPERTY( PropertyInfo(Variant::INT,"visibility_mode",PROPERTY_HINT_ENUM,"Always,TouchScreen Only"),"set_visibility_mode","get_visibility_mode"); ADD_SIGNAL( MethodInfo("pressed" ) ); ADD_SIGNAL( MethodInfo("released" ) ); } TouchScreenButton::TouchScreenButton() { finger_pressed=-1; allow_repress=false; action_id=-1; passby_press=false; visibility=VISIBILITY_ALWAYS; shape_centered=true; unit_rect=Ref(memnew(RectangleShape2D)); unit_rect->set_extents(Vector2(0.5,0.5)); }