mirror of
https://github.com/Relintai/pandemonium_engine_minimal.git
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111 lines
2.7 KiB
C++
111 lines
2.7 KiB
C++
// mouse_virtual.h
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/*
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* FRT - A Godot platform targeting single board computers
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* Copyright (c) 2017-2019 Emanuele Fornara
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "../import/gdkeys.h"
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namespace frt {
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class MouseVirtual : public Mouse, public EventDispatcher {
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private:
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static const int speed = 2;
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Handler *h;
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Vec2 size;
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Vec2 pos;
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struct {
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bool up;
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bool down;
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bool left;
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bool right;
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} st;
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public:
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MouseVirtual()
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: h(0) {
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st.up = false;
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st.down = false;
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st.left = false;
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st.right = false;
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}
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// Module
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const char *get_id() const { return "mouse_virtual"; }
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bool probe() {
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App::instance()->add_dispatcher(this);
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return true;
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}
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void cleanup() {
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App::instance()->remove_dispatcher(this);
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}
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bool handle_meta(int gd_code, bool pressed) {
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switch (gd_code) {
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case GD_KEY_UP:
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st.up = pressed;
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break;
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case GD_KEY_DOWN:
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st.down = pressed;
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break;
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case GD_KEY_LEFT:
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st.left = pressed;
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break;
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case GD_KEY_RIGHT:
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st.right = pressed;
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break;
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case GD_KEY_RETURN:
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if (h)
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h->handle_mouse_button(Left, pressed);
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break;
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default:
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return false;
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}
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return true;
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}
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// EventDispatcher
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void dispatch_events() {
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if (!st.up && !st.down && !st.left && !st.right)
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return;
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if (st.up)
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pos.y -= speed;
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if (st.down)
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pos.y += speed;
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if (st.left)
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pos.x -= speed;
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if (st.right)
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pos.x += speed;
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if (h)
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h->handle_mouse_motion(pos);
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}
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// Mouse
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Vec2 get_pos() const { return pos; }
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void set_size(Vec2 size) {
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this->size = size;
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pos.x = size.x - 1;
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pos.y = size.y - 1;
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}
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void set_handler(Handler *handler) {
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h = handler;
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}
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};
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} // namespace frt
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