godot-cpp/include/godot_cpp/core/InputEvent.h

537 lines
12 KiB
C++

#ifndef INPUTEVENT_H
#define INPUTEVENT_H
#include <cstdint>
#include <memory.h>
#include "String.h"
namespace godot {
enum {
BUTTON_LEFT=1,
BUTTON_RIGHT=2,
BUTTON_MIDDLE=3,
BUTTON_WHEEL_UP=4,
BUTTON_WHEEL_DOWN=5,
BUTTON_WHEEL_LEFT=6,
BUTTON_WHEEL_RIGHT=7,
BUTTON_MASK_LEFT=(1<<(BUTTON_LEFT-1)),
BUTTON_MASK_RIGHT=(1<<(BUTTON_RIGHT-1)),
BUTTON_MASK_MIDDLE=(1<<(BUTTON_MIDDLE-1)),
};
enum {
JOY_BUTTON_0 = 0,
JOY_BUTTON_1 = 1,
JOY_BUTTON_2 = 2,
JOY_BUTTON_3 = 3,
JOY_BUTTON_4 = 4,
JOY_BUTTON_5 = 5,
JOY_BUTTON_6 = 6,
JOY_BUTTON_7 = 7,
JOY_BUTTON_8 = 8,
JOY_BUTTON_9 = 9,
JOY_BUTTON_10 = 10,
JOY_BUTTON_11 = 11,
JOY_BUTTON_12 = 12,
JOY_BUTTON_13 = 13,
JOY_BUTTON_14 = 14,
JOY_BUTTON_15 = 15,
JOY_BUTTON_MAX = 16,
JOY_L = JOY_BUTTON_4,
JOY_R = JOY_BUTTON_5,
JOY_L2 = JOY_BUTTON_6,
JOY_R2 = JOY_BUTTON_7,
JOY_L3 = JOY_BUTTON_8,
JOY_R3 = JOY_BUTTON_9,
JOY_SELECT = JOY_BUTTON_10,
JOY_START = JOY_BUTTON_11,
JOY_DPAD_UP = JOY_BUTTON_12,
JOY_DPAD_DOWN = JOY_BUTTON_13,
JOY_DPAD_LEFT = JOY_BUTTON_14,
JOY_DPAD_RIGHT = JOY_BUTTON_15,
// a little history about game controllers (who copied who)
JOY_SNES_B = JOY_BUTTON_0,
JOY_SNES_A = JOY_BUTTON_1,
JOY_SNES_Y = JOY_BUTTON_2,
JOY_SNES_X = JOY_BUTTON_3,
JOY_SONY_CIRCLE=JOY_SNES_A,
JOY_SONY_X=JOY_SNES_B,
JOY_SONY_SQUARE=JOY_SNES_Y,
JOY_SONY_TRIANGLE=JOY_SNES_X,
JOY_SEGA_B=JOY_SNES_A,
JOY_SEGA_A=JOY_SNES_B,
JOY_SEGA_X=JOY_SNES_Y,
JOY_SEGA_Y=JOY_SNES_X,
JOY_XBOX_B=JOY_SEGA_B,
JOY_XBOX_A=JOY_SEGA_A,
JOY_XBOX_X=JOY_SEGA_X,
JOY_XBOX_Y=JOY_SEGA_Y,
JOY_DS_A = JOY_SNES_A,
JOY_DS_B = JOY_SNES_B,
JOY_DS_X = JOY_SNES_X,
JOY_DS_Y = JOY_SNES_Y,
JOY_WII_C = JOY_BUTTON_5,
JOY_WII_Z = JOY_BUTTON_6,
JOY_WII_MINUS = JOY_BUTTON_9,
JOY_WII_PLUS = JOY_BUTTON_10,
// end of history
JOY_AXIS_0=0,
JOY_AXIS_1=1,
JOY_AXIS_2=2,
JOY_AXIS_3=3,
JOY_AXIS_4=4,
JOY_AXIS_5=5,
JOY_AXIS_6=6,
JOY_AXIS_7=7,
JOY_AXIS_MAX=8,
JOY_ANALOG_0_X = JOY_AXIS_0,
JOY_ANALOG_0_Y = JOY_AXIS_1,
JOY_ANALOG_1_X = JOY_AXIS_2,
JOY_ANALOG_1_Y = JOY_AXIS_3,
JOY_ANALOG_2_X = JOY_AXIS_4,
JOY_ANALOG_2_Y = JOY_AXIS_5,
JOY_ANALOG_L2 = JOY_AXIS_6,
JOY_ANALOG_R2 = JOY_AXIS_7,
};
/**
* Input Modifier Status
* for keyboard/mouse events.
*/
struct InputModifierState {
bool shift;
bool alt;
#ifdef APPLE_STYLE_KEYS
union {
bool command;
bool meta; //< windows/mac key
};
bool control;
#else
union {
bool command; //< windows/mac key
bool control;
};
bool meta; //< windows/mac key
#endif
bool operator==(const InputModifierState& rvalue) const {
return ( (shift==rvalue.shift) && (alt==rvalue.alt) && (control==rvalue.control) && (meta==rvalue.meta));
}
};
struct InputEventKey {
InputModifierState mod;
bool pressed; /// otherwise release
uint32_t scancode; ///< check keyboard.h , KeyCode enum, without modifier masks
uint32_t unicode; ///unicode
bool echo; /// true if this is an echo key
};
struct InputEventMouse {
InputModifierState mod;
int button_mask;
float x,y;
float global_x,global_y;
int pointer_index;
};
struct InputEventMouseButton : public InputEventMouse {
int button_index;
bool pressed; //otherwise released
bool doubleclick; //last even less than doubleclick time
};
struct InputEventMouseMotion : public InputEventMouse {
float relative_x,relative_y;
float speed_x,speed_y;
};
struct InputEventJoypadMotion {
int axis; ///< Joypad axis
float axis_value; ///< -1 to 1
};
struct InputEventJoypadButton {
int button_index;
bool pressed;
float pressure; //0 to 1
};
struct InputEventScreenTouch {
int index;
float x,y;
bool pressed;
};
struct InputEventScreenDrag {
int index;
float x,y;
float relative_x,relative_y;
float speed_x,speed_y;
};
struct InputEventAction {
int action;
bool pressed;
};
struct InputEvent {
enum Type {
NONE,
KEY,
MOUSE_MOTION,
MOUSE_BUTTON,
JOYPAD_MOTION,
JOYPAD_BUTTON,
SCREEN_TOUCH,
SCREEN_DRAG,
ACTION,
TYPE_MAX
};
uint32_t ID;
int type;
int device;
union {
InputEventMouseMotion mouse_motion;
InputEventMouseButton mouse_button;
InputEventJoypadMotion joy_motion;
InputEventJoypadButton joy_button;
InputEventKey key;
InputEventScreenTouch screen_touch;
InputEventScreenDrag screen_drag;
InputEventAction action;
};
bool is_pressed() const;
bool is_action(const String& p_action) const;
bool is_action_pressed(const String& p_action) const;
bool is_action_released(const String& p_action) const;
bool is_echo() const;
void set_as_action(const String& p_action, bool p_pressed);
InputEvent xform_by(const Transform2D& p_xform) const;
bool operator==(const InputEvent &p_event) const;
operator String() const;
InputEvent() { memset(this,0,sizeof(InputEvent)); }
};
bool InputEvent::operator==(const InputEvent &p_event) const {
if (type != p_event.type){
return false;
}
switch(type) {
/** Current clang-format style doesn't play well with the aligned return values of that switch. */
/* clang-format off */
case NONE:
return true;
case KEY:
return key.unicode == p_event.key.unicode
&& key.scancode == p_event.key.scancode
&& key.echo == p_event.key.echo
&& key.pressed == p_event.key.pressed
&& key.mod == p_event.key.mod;
case MOUSE_MOTION:
return mouse_motion.x == p_event.mouse_motion.x
&& mouse_motion.y == p_event.mouse_motion.y
&& mouse_motion.relative_x == p_event.mouse_motion.relative_x
&& mouse_motion.relative_y == p_event.mouse_motion.relative_y
&& mouse_motion.button_mask == p_event.mouse_motion.button_mask
&& key.mod == p_event.key.mod;
case MOUSE_BUTTON:
return mouse_button.pressed == p_event.mouse_button.pressed
&& mouse_button.x == p_event.mouse_button.x
&& mouse_button.y == p_event.mouse_button.y
&& mouse_button.button_index == p_event.mouse_button.button_index
&& mouse_button.button_mask == p_event.mouse_button.button_mask
&& key.mod == p_event.key.mod;
case JOYPAD_MOTION:
return joy_motion.axis == p_event.joy_motion.axis
&& joy_motion.axis_value == p_event.joy_motion.axis_value;
case JOYPAD_BUTTON:
return joy_button.pressed == p_event.joy_button.pressed
&& joy_button.button_index == p_event.joy_button.button_index
&& joy_button.pressure == p_event.joy_button.pressure;
case SCREEN_TOUCH:
return screen_touch.pressed == p_event.screen_touch.pressed
&& screen_touch.index == p_event.screen_touch.index
&& screen_touch.x == p_event.screen_touch.x
&& screen_touch.y == p_event.screen_touch.y;
case SCREEN_DRAG:
return screen_drag.index == p_event.screen_drag.index
&& screen_drag.x == p_event.screen_drag.x
&& screen_drag.y == p_event.screen_drag.y;
case ACTION:
return action.action == p_event.action.action
&& action.pressed == p_event.action.pressed;
/* clang-format on */
default:
ERR_PRINT("No logic to compare InputEvents of this type, this shouldn't happen.");
}
return false;
}
InputEvent::operator String() const {
/*
String str ="Device "+itos(device)+" ID "+itos(ID)+" ";
switch(type) {
case NONE: {
return "Event: None";
} break;
case KEY: {
str+= "Event: Key ";
str=str+"Unicode: "+String::chr(key.unicode)+" Scan: "+itos( key.scancode )+" Echo: "+String(key.echo?"True":"False")+" Pressed"+String(key.pressed?"True":"False")+" Mod: ";
if (key.mod.shift)
str+="S";
if (key.mod.control)
str+="C";
if (key.mod.alt)
str+="A";
if (key.mod.meta)
str+="M";
return str;
} break;
case MOUSE_MOTION: {
str+= "Event: Motion ";
str=str+" Pos: " +itos(mouse_motion.x)+","+itos(mouse_motion.y)+" Rel: "+itos(mouse_motion.relative_x)+","+itos(mouse_motion.relative_y)+" Mask: ";
for (int i=0;i<8;i++) {
if ((1<<i)&mouse_motion.button_mask)
str+=itos(i+1);
}
str+=" Mod: ";
if (key.mod.shift)
str+="S";
if (key.mod.control)
str+="C";
if (key.mod.alt)
str+="A";
if (key.mod.meta)
str+="M";
return str;
} break;
case MOUSE_BUTTON: {
str+= "Event: Button ";
str=str+"Pressed: "+itos(mouse_button.pressed)+" Pos: " +itos(mouse_button.x)+","+itos(mouse_button.y)+" Button: "+itos(mouse_button.button_index)+" Mask: ";
for (int i=0;i<8;i++) {
if ((1<<i)&mouse_button.button_mask)
str+=itos(i+1);
}
str+=" Mod: ";
if (key.mod.shift)
str+="S";
if (key.mod.control)
str+="C";
if (key.mod.alt)
str+="A";
if (key.mod.meta)
str+="M";
str+=String(" DoubleClick: ")+(mouse_button.doubleclick?"Yes":"No");
return str;
} break;
case JOYPAD_MOTION: {
str+= "Event: JoypadMotion ";
str=str+"Axis: "+itos(joy_motion.axis)+" Value: " +rtos(joy_motion.axis_value);
return str;
} break;
case JOYPAD_BUTTON: {
str+= "Event: JoypadButton ";
str=str+"Pressed: "+itos(joy_button.pressed)+" Index: " +itos(joy_button.button_index)+" pressure "+rtos(joy_button.pressure);
return str;
} break;
case SCREEN_TOUCH: {
str+= "Event: ScreenTouch ";
str=str+"Pressed: "+itos(screen_touch.pressed)+" Index: " +itos(screen_touch.index)+" pos "+rtos(screen_touch.x)+","+rtos(screen_touch.y);
return str;
} break;
case SCREEN_DRAG: {
str+= "Event: ScreenDrag ";
str=str+" Index: " +itos(screen_drag.index)+" pos "+rtos(screen_drag.x)+","+rtos(screen_drag.y);
return str;
} break;
case ACTION: {
str+= "Event: Action: "+InputMap::get_singleton()->get_action_from_id(action.action)+" Pressed: "+itos(action.pressed);
return str;
} break;
}
*/
return "";
}
void InputEvent::set_as_action(const String& p_action, bool p_pressed) {
godot_input_event_set_as_action((godot_input_event *) this, (godot_string*) &p_action, p_pressed);
}
bool InputEvent::is_pressed() const {
switch(type) {
case KEY: return key.pressed;
case MOUSE_BUTTON: return mouse_button.pressed;
case JOYPAD_BUTTON: return joy_button.pressed;
case SCREEN_TOUCH: return screen_touch.pressed;
case JOYPAD_MOTION: return ::fabs(joy_motion.axis_value) > 0.5;
case ACTION: return action.pressed;
default: {}
}
return false;
}
bool InputEvent::is_echo() const {
return (type==KEY && key.echo);
}
bool InputEvent::is_action(const String& p_action) const {
return godot_input_event_is_action((godot_input_event *) this, (godot_string *) &p_action);
}
bool InputEvent::is_action_pressed(const String& p_action) const {
return is_action(p_action) && is_pressed() && !is_echo();
}
bool InputEvent::is_action_released(const String& p_action) const {
return is_action(p_action) && !is_pressed();
}
InputEvent InputEvent::xform_by(const Transform2D& p_xform) const {
InputEvent ev=*this;
switch(ev.type) {
case InputEvent::MOUSE_BUTTON: {
Vector2 g = p_xform.xform(Vector2(ev.mouse_button.global_x,ev.mouse_button.global_y));
Vector2 l = p_xform.xform(Vector2(ev.mouse_button.x,ev.mouse_button.y));
ev.mouse_button.x=l.x;
ev.mouse_button.y=l.y;
ev.mouse_button.global_x=g.x;
ev.mouse_button.global_y=g.y;
} break;
case InputEvent::MOUSE_MOTION: {
Vector2 g = p_xform.xform(Vector2(ev.mouse_motion.global_x,ev.mouse_motion.global_y));
Vector2 l = p_xform.xform(Vector2(ev.mouse_motion.x,ev.mouse_motion.y));
Vector2 r = p_xform.basis_xform(Vector2(ev.mouse_motion.relative_x,ev.mouse_motion.relative_y));
Vector2 s = p_xform.basis_xform(Vector2(ev.mouse_motion.speed_x,ev.mouse_motion.speed_y));
ev.mouse_motion.x=l.x;
ev.mouse_motion.y=l.y;
ev.mouse_motion.global_x=g.x;
ev.mouse_motion.global_y=g.y;
ev.mouse_motion.relative_x=r.x;
ev.mouse_motion.relative_y=r.y;
ev.mouse_motion.speed_x=s.x;
ev.mouse_motion.speed_y=s.y;
} break;
case InputEvent::SCREEN_TOUCH: {
Vector2 t = p_xform.xform(Vector2(ev.screen_touch.x,ev.screen_touch.y));
ev.screen_touch.x=t.x;
ev.screen_touch.y=t.y;
} break;
case InputEvent::SCREEN_DRAG: {
Vector2 t = p_xform.xform(Vector2(ev.screen_drag.x,ev.screen_drag.y));
Vector2 r = p_xform.basis_xform(Vector2(ev.screen_drag.relative_x,ev.screen_drag.relative_y));
Vector2 s = p_xform.basis_xform(Vector2(ev.screen_drag.speed_x,ev.screen_drag.speed_y));
ev.screen_drag.x=t.x;
ev.screen_drag.y=t.y;
ev.screen_drag.relative_x=r.x;
ev.screen_drag.relative_y=r.y;
ev.screen_drag.speed_x=s.x;
ev.screen_drag.speed_y=s.y;
} break;
}
return ev;
}
}
#endif // INPUTEVENT_H