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Diffstat (limited to 'tests/display_server_mock.h')
| -rw-r--r-- | tests/display_server_mock.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/tests/display_server_mock.h b/tests/display_server_mock.h new file mode 100644 index 0000000000..1736f2c452 --- /dev/null +++ b/tests/display_server_mock.h @@ -0,0 +1,150 @@ +/**************************************************************************/ +/* display_server_mock.h */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 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. */ +/**************************************************************************/ + +#ifndef DISPLAY_SERVER_MOCK_H +#define DISPLAY_SERVER_MOCK_H + +#include "servers/display_server_headless.h" + +#include "servers/rendering/dummy/rasterizer_dummy.h" + +// Specialized DisplayServer for unittests based on DisplayServerHeadless, that +// additionally supports rudimentary InputEvent handling and mouse position. +class DisplayServerMock : public DisplayServerHeadless { +private: + friend class DisplayServer; + + Point2i mouse_position = Point2i(-1, -1); // Outside of Window. + bool window_over = false; + Callable event_callback; + Callable input_event_callback; + + static Vector<String> get_rendering_drivers_func() { + Vector<String> drivers; + drivers.push_back("dummy"); + return drivers; + } + + static DisplayServer *create_func(const String &p_rendering_driver, DisplayServer::WindowMode p_mode, DisplayServer::VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, int p_screen, Error &r_error) { + r_error = OK; + RasterizerDummy::make_current(); + return memnew(DisplayServerMock()); + } + + static void _dispatch_input_events(const Ref<InputEvent> &p_event) { + static_cast<DisplayServerMock *>(get_singleton())->_dispatch_input_event(p_event); + } + + void _dispatch_input_event(const Ref<InputEvent> &p_event) { + Variant ev = p_event; + Variant *evp = &ev; + Variant ret; + Callable::CallError ce; + + if (input_event_callback.is_valid()) { + input_event_callback.callp((const Variant **)&evp, 1, ret, ce); + } + } + + void _set_mouse_position(const Point2i &p_position) { + if (mouse_position == p_position) { + return; + } + mouse_position = p_position; + _set_window_over(Rect2i(Point2i(0, 0), window_get_size()).has_point(p_position)); + } + + void _set_window_over(bool p_over) { + if (p_over == window_over) { + return; + } + window_over = p_over; + _send_window_event(p_over ? WINDOW_EVENT_MOUSE_ENTER : WINDOW_EVENT_MOUSE_EXIT); + } + + void _send_window_event(WindowEvent p_event) { + if (!event_callback.is_null()) { + Variant event = int(p_event); + Variant *eventp = &event; + Variant ret; + Callable::CallError ce; + event_callback.callp((const Variant **)&eventp, 1, ret, ce); + } + } + +public: + bool has_feature(Feature p_feature) const override { + switch (p_feature) { + case FEATURE_MOUSE: + return true; + default: { + } + } + return false; + } + + String get_name() const override { return "mock"; } + + // You can simulate DisplayServer-events by calling this function. + // The events will be deliverd to Godot's Input-system. + // Mouse-events (Button & Motion) will additionally update the DisplayServer's mouse position. + void simulate_event(Ref<InputEvent> p_event) { + Ref<InputEventMouse> me = p_event; + if (me.is_valid()) { + _set_mouse_position(me->get_position()); + } + Input::get_singleton()->parse_input_event(p_event); + } + + virtual Point2i mouse_get_position() const override { return mouse_position; } + + virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const override { + return Size2i(1920, 1080); + } + + virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override { + event_callback = p_callable; + } + + virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override { + input_event_callback = p_callable; + } + + static void register_mock_driver() { + register_create_function("mock", create_func, get_rendering_drivers_func); + } + + DisplayServerMock() { + Input::get_singleton()->set_event_dispatch_function(_dispatch_input_events); + } + ~DisplayServerMock() {} +}; + +#endif // DISPLAY_SERVER_MOCK_H |