crystal.InputSystem

This ECS System powers InputListener components.

When using the ShowMouseAreaOverlay command and sending this system a draw_debug notification, it draws the shape of all MouseArea components.

Methods

Name	Description
action_pressed	Routes an action input starting to the relevant input handlers.
action_released	Routes an action input stopping to the relevant input handlers.
mouse_pressed	Routes a mouse press event to the relevant mouse areas.
mouse_released	Routes a mouse release event to the relevant mouse areas.
update_mouse_target	Execute hover-related callbacks on mouse areas according to current cursor position.

Console Commands

Name	Description
HideMouseAreaOverlay	Stops drawing the shape of all mouse areas.
ShowMouseAreaOverlay	Starts drawing the shape of all mouse areas.

Examples

local MyScene = Class("MyScene", crystal.Scene);

MyScene.init = function(self)
  self.ecs = crystal.ECS:new();
  self.input_system = self.ecs:add_system(crystal.InputSystem);
end

MyScene.update = function(self, dt)
  self.input_system:update_mouse_target();
end

MyScene.action_pressed = function(self, player_index, action)
  self.input_system:action_pressed(player_index, action);
end

MyScene.action_released = function(self, player_index, action)
  self.input_system:action_released(player_index, action);
end

MyScene.mouse_moved = function(self, x, y, dx, dy, is_touch)
  self.input_system:update_mouse_target();
end

MyScene.mouse_pressed = function(self, x, y, button, is_touch, presses)
  self.input_system:mouse_pressed(x, y, button, is_touch, presses);
end

MyScene.mouse_released = function(self, x, y, button, is_touch, presses)
  self.input_system:mouse_released(x, y, button, is_touch, presses);
end