godot/scene/2d/screen_button.cpp
Juan Linietsky 118eed485e ObjectTypeDB was renamed to ClassDB. Types are meant to be more generic to Variant.
All usages of "type" to refer to classes were renamed to "class"
ClassDB has been exposed to GDScript.
OBJ_TYPE() macro is now GDCLASS()
2017-01-02 23:03:46 -03:00

384 lines
10 KiB
C++

/*************************************************************************/
/* 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<Texture>& p_texture) {
texture=p_texture;
update();
}
Ref<Texture> TouchScreenButton::get_texture() const{
return texture;
}
void TouchScreenButton::set_texture_pressed(const Ref<Texture>& p_texture_pressed) {
texture_pressed=p_texture_pressed;
update();
}
Ref<Texture> TouchScreenButton::get_texture_pressed() const{
return texture_pressed;
}
void TouchScreenButton::set_bitmask(const Ref<BitMap>& p_bitmask){
bitmask=p_bitmask;
}
Ref<BitMap> TouchScreenButton::get_bitmask() const{
return bitmask;
}
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());
}
} 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())
Input::get_singleton()->action_release(action);
} break;
}
}
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) {
emit_signal("released");
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);
}
finger_pressed=-1;
update();
}
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) {
finger_pressed=p_event.screen_touch.index;
//emit change stuff
emit_signal("pressed");
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);
}
update();
}
} else {
if (finger_pressed!=-1) {
emit_signal("released");
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);
}
finger_pressed=-1;
update();
}
}
}
}
} else {
if (p_event.type==InputEvent::SCREEN_TOUCH) {
if (p_event.screen_touch.pressed) {
if (!is_visible())
return;
if (finger_pressed!=-1)
return; //already fingering
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_null())
touched=Rect2(Point2(),texture->get_size()).has_point(coord);
}
if (touched) {
finger_pressed=p_event.screen_touch.index;
//emit change stuff
emit_signal("pressed");
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);
}
update();
}
} else {
if (p_event.screen_touch.index==finger_pressed) {
//untouch
emit_signal("released");
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);
}
finger_pressed=-1;
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_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"),_SCS("set_texture"),_SCS("get_texture"));
ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"pressed",PROPERTY_HINT_RESOURCE_TYPE,"Texture"),_SCS("set_texture_pressed"),_SCS("get_texture_pressed"));
ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"bitmask",PROPERTY_HINT_RESOURCE_TYPE,"BitMap"),_SCS("set_bitmask"),_SCS("get_bitmask"));
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"passby_press"),_SCS("set_passby_press"),_SCS("is_passby_press_enabled"));
ADD_PROPERTY( PropertyInfo(Variant::STRING,"action"),_SCS("set_action"),_SCS("get_action"));
ADD_PROPERTY( PropertyInfo(Variant::INT,"visibility_mode",PROPERTY_HINT_ENUM,"Always,TouchScreen Only"),_SCS("set_visibility_mode"),_SCS("get_visibility_mode"));
ADD_SIGNAL( MethodInfo("pressed" ) );
ADD_SIGNAL( MethodInfo("released" ) );
}
TouchScreenButton::TouchScreenButton() {
finger_pressed=-1;
action_id=-1;
passby_press=false;
visibility=VISIBILITY_ALWAYS;
}