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475 lines
21 KiB
C++
475 lines
21 KiB
C++
/*************************************************************************/
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/* display_server.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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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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#ifndef DISPLAY_SERVER_H
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#define DISPLAY_SERVER_H
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#include "core/input/input.h"
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#include "core/io/resource.h"
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#include "core/os/os.h"
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#include "core/variant/callable.h"
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class Texture2D;
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class DisplayServer : public Object {
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GDCLASS(DisplayServer, Object)
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static DisplayServer *singleton;
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static bool hidpi_allowed;
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public:
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_FORCE_INLINE_ static DisplayServer *get_singleton() {
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return singleton;
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}
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enum WindowMode {
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WINDOW_MODE_WINDOWED,
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WINDOW_MODE_MINIMIZED,
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WINDOW_MODE_MAXIMIZED,
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WINDOW_MODE_FULLSCREEN,
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WINDOW_MODE_EXCLUSIVE_FULLSCREEN,
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};
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// Keep the VSyncMode enum values in sync with the `display/window/vsync/vsync_mode`
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// project setting hint.
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enum VSyncMode {
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VSYNC_DISABLED,
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VSYNC_ENABLED,
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VSYNC_ADAPTIVE,
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VSYNC_MAILBOX
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};
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enum HandleType {
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DISPLAY_HANDLE,
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WINDOW_HANDLE,
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WINDOW_VIEW,
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};
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typedef DisplayServer *(*CreateFunction)(const String &, WindowMode, VSyncMode, uint32_t, const Size2i &, Error &r_error);
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typedef Vector<String> (*GetRenderingDriversFunction)();
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private:
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static void _input_set_mouse_mode(Input::MouseMode p_mode);
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static Input::MouseMode _input_get_mouse_mode();
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static void _input_warp(const Vector2 &p_to_pos);
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static Input::CursorShape _input_get_current_cursor_shape();
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static void _input_set_custom_mouse_cursor_func(const Ref<Resource> &, Input::CursorShape, const Vector2 &p_hostspot);
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protected:
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static void _bind_methods();
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enum {
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MAX_SERVERS = 64
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};
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struct DisplayServerCreate {
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const char *name;
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CreateFunction create_function;
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GetRenderingDriversFunction get_rendering_drivers_function;
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};
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static DisplayServerCreate server_create_functions[MAX_SERVERS];
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static int server_create_count;
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friend class RendererViewport;
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public:
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enum Feature {
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FEATURE_GLOBAL_MENU,
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FEATURE_SUBWINDOWS,
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FEATURE_TOUCHSCREEN,
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FEATURE_MOUSE,
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FEATURE_MOUSE_WARP,
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FEATURE_CLIPBOARD,
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FEATURE_VIRTUAL_KEYBOARD,
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FEATURE_CURSOR_SHAPE,
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FEATURE_CUSTOM_CURSOR_SHAPE,
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FEATURE_NATIVE_DIALOG,
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FEATURE_IME,
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FEATURE_WINDOW_TRANSPARENCY,
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FEATURE_HIDPI,
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FEATURE_ICON,
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FEATURE_NATIVE_ICON,
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FEATURE_ORIENTATION,
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FEATURE_SWAP_BUFFERS,
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FEATURE_KEEP_SCREEN_ON,
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FEATURE_CLIPBOARD_PRIMARY,
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FEATURE_TEXT_TO_SPEECH,
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};
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virtual bool has_feature(Feature p_feature) const = 0;
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virtual String get_name() const = 0;
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virtual void global_menu_add_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_check_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_icon_item(const String &p_menu_root, const Ref<Texture2D> &p_icon, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_icon_check_item(const String &p_menu_root, const Ref<Texture2D> &p_icon, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_radio_check_item(const String &p_menu_root, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_icon_radio_check_item(const String &p_menu_root, const Ref<Texture2D> &p_icon, const String &p_label, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_multistate_item(const String &p_menu_root, const String &p_label, int p_max_states, int p_default_state, const Callable &p_callback = Callable(), const Variant &p_tag = Variant(), Key p_accel = Key::NONE, int p_index = -1);
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virtual void global_menu_add_submenu_item(const String &p_menu_root, const String &p_label, const String &p_submenu, int p_index = -1);
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virtual void global_menu_add_separator(const String &p_menu_root, int p_index = -1);
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virtual int global_menu_get_item_index_from_text(const String &p_menu_root, const String &p_text) const;
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virtual int global_menu_get_item_index_from_tag(const String &p_menu_root, const Variant &p_tag) const;
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virtual bool global_menu_is_item_checked(const String &p_menu_root, int p_idx) const;
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virtual bool global_menu_is_item_checkable(const String &p_menu_root, int p_idx) const;
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virtual bool global_menu_is_item_radio_checkable(const String &p_menu_root, int p_idx) const;
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virtual Callable global_menu_get_item_callback(const String &p_menu_root, int p_idx) const;
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virtual Variant global_menu_get_item_tag(const String &p_menu_root, int p_idx) const;
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virtual String global_menu_get_item_text(const String &p_menu_root, int p_idx) const;
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virtual String global_menu_get_item_submenu(const String &p_menu_root, int p_idx) const;
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virtual Key global_menu_get_item_accelerator(const String &p_menu_root, int p_idx) const;
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virtual bool global_menu_is_item_disabled(const String &p_menu_root, int p_idx) const;
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virtual String global_menu_get_item_tooltip(const String &p_menu_root, int p_idx) const;
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virtual int global_menu_get_item_state(const String &p_menu_root, int p_idx) const;
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virtual int global_menu_get_item_max_states(const String &p_menu_root, int p_idx) const;
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virtual Ref<Texture2D> global_menu_get_item_icon(const String &p_menu_root, int p_idx) const;
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virtual void global_menu_set_item_checked(const String &p_menu_root, int p_idx, bool p_checked);
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virtual void global_menu_set_item_checkable(const String &p_menu_root, int p_idx, bool p_checkable);
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virtual void global_menu_set_item_radio_checkable(const String &p_menu_root, int p_idx, bool p_checkable);
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virtual void global_menu_set_item_callback(const String &p_menu_root, int p_idx, const Callable &p_callback);
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virtual void global_menu_set_item_tag(const String &p_menu_root, int p_idx, const Variant &p_tag);
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virtual void global_menu_set_item_text(const String &p_menu_root, int p_idx, const String &p_text);
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virtual void global_menu_set_item_submenu(const String &p_menu_root, int p_idx, const String &p_submenu);
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virtual void global_menu_set_item_accelerator(const String &p_menu_root, int p_idx, Key p_keycode);
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virtual void global_menu_set_item_disabled(const String &p_menu_root, int p_idx, bool p_disabled);
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virtual void global_menu_set_item_tooltip(const String &p_menu_root, int p_idx, const String &p_tooltip);
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virtual void global_menu_set_item_state(const String &p_menu_root, int p_idx, int p_state);
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virtual void global_menu_set_item_max_states(const String &p_menu_root, int p_idx, int p_max_states);
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virtual void global_menu_set_item_icon(const String &p_menu_root, int p_idx, const Ref<Texture2D> &p_icon);
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virtual int global_menu_get_item_count(const String &p_menu_root) const;
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virtual void global_menu_remove_item(const String &p_menu_root, int p_idx);
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virtual void global_menu_clear(const String &p_menu_root);
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struct TTSUtterance {
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String text;
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String voice;
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int volume = 50;
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float pitch = 1.f;
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float rate = 1.f;
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int id = 0;
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};
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enum TTSUtteranceEvent {
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TTS_UTTERANCE_STARTED,
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TTS_UTTERANCE_ENDED,
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TTS_UTTERANCE_CANCELED,
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TTS_UTTERANCE_BOUNDARY,
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TTS_UTTERANCE_MAX,
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};
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private:
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Callable utterance_callback[TTS_UTTERANCE_MAX];
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public:
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virtual bool tts_is_speaking() const;
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virtual bool tts_is_paused() const;
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virtual Array tts_get_voices() const;
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virtual PackedStringArray tts_get_voices_for_language(const String &p_language) const;
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virtual void tts_speak(const String &p_text, const String &p_voice, int p_volume = 50, float p_pitch = 1.f, float p_rate = 1.f, int p_utterance_id = 0, bool p_interrupt = false);
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virtual void tts_pause();
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virtual void tts_resume();
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virtual void tts_stop();
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virtual void tts_set_utterance_callback(TTSUtteranceEvent p_event, const Callable &p_callable);
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virtual void tts_post_utterance_event(TTSUtteranceEvent p_event, int p_id, int p_pos = 0);
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enum MouseMode {
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MOUSE_MODE_VISIBLE,
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MOUSE_MODE_HIDDEN,
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MOUSE_MODE_CAPTURED,
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MOUSE_MODE_CONFINED,
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MOUSE_MODE_CONFINED_HIDDEN,
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};
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virtual void mouse_set_mode(MouseMode p_mode);
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virtual MouseMode mouse_get_mode() const;
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virtual void warp_mouse(const Point2i &p_position);
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virtual Point2i mouse_get_position() const;
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virtual MouseButton mouse_get_button_state() const;
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virtual void clipboard_set(const String &p_text);
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virtual String clipboard_get() const;
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virtual bool clipboard_has() const;
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virtual void clipboard_set_primary(const String &p_text);
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virtual String clipboard_get_primary() const;
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virtual Array get_display_cutouts() const { return Array(); }
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virtual Rect2i get_display_safe_area() const { return screen_get_usable_rect(); }
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enum {
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SCREEN_OF_MAIN_WINDOW = -1
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};
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const float SCREEN_REFRESH_RATE_FALLBACK = -1.0; // Returned by screen_get_refresh_rate if the method fails.
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virtual int get_screen_count() const = 0;
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virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const = 0;
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virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const = 0;
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virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const = 0;
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virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const = 0;
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virtual float screen_get_scale(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
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virtual float screen_get_max_scale() const {
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float scale = 1.f;
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int screen_count = get_screen_count();
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for (int i = 0; i < screen_count; i++) {
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scale = fmax(scale, screen_get_scale(i));
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}
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return scale;
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}
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virtual float screen_get_refresh_rate(int p_screen = SCREEN_OF_MAIN_WINDOW) const = 0;
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virtual bool screen_is_touchscreen(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
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// Keep the ScreenOrientation enum values in sync with the `display/window/handheld/orientation`
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// project setting hint.
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enum ScreenOrientation {
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SCREEN_LANDSCAPE,
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SCREEN_PORTRAIT,
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SCREEN_REVERSE_LANDSCAPE,
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SCREEN_REVERSE_PORTRAIT,
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SCREEN_SENSOR_LANDSCAPE,
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SCREEN_SENSOR_PORTRAIT,
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SCREEN_SENSOR,
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};
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virtual void screen_set_orientation(ScreenOrientation p_orientation, int p_screen = SCREEN_OF_MAIN_WINDOW);
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virtual ScreenOrientation screen_get_orientation(int p_screen = SCREEN_OF_MAIN_WINDOW) const;
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virtual void screen_set_keep_on(bool p_enable); //disable screensaver
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virtual bool screen_is_kept_on() const;
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enum {
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MAIN_WINDOW_ID = 0,
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INVALID_WINDOW_ID = -1
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};
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typedef int WindowID;
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virtual Vector<DisplayServer::WindowID> get_window_list() const = 0;
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enum WindowFlags {
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WINDOW_FLAG_RESIZE_DISABLED,
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WINDOW_FLAG_BORDERLESS,
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WINDOW_FLAG_ALWAYS_ON_TOP,
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WINDOW_FLAG_TRANSPARENT,
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WINDOW_FLAG_NO_FOCUS,
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WINDOW_FLAG_POPUP,
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WINDOW_FLAG_MAX,
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};
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// Separate enum otherwise we get warnings in switches not handling all values.
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enum WindowFlagsBit {
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WINDOW_FLAG_RESIZE_DISABLED_BIT = (1 << WINDOW_FLAG_RESIZE_DISABLED),
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WINDOW_FLAG_BORDERLESS_BIT = (1 << WINDOW_FLAG_BORDERLESS),
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WINDOW_FLAG_ALWAYS_ON_TOP_BIT = (1 << WINDOW_FLAG_ALWAYS_ON_TOP),
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WINDOW_FLAG_TRANSPARENT_BIT = (1 << WINDOW_FLAG_TRANSPARENT),
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WINDOW_FLAG_NO_FOCUS_BIT = (1 << WINDOW_FLAG_NO_FOCUS),
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WINDOW_FLAG_POPUP_BIT = (1 << WINDOW_FLAG_POPUP),
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};
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virtual WindowID create_sub_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect = Rect2i());
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virtual void show_window(WindowID p_id);
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virtual void delete_sub_window(WindowID p_id);
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virtual WindowID window_get_active_popup() const { return INVALID_WINDOW_ID; };
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virtual void window_set_popup_safe_rect(WindowID p_window, const Rect2i &p_rect){};
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virtual Rect2i window_get_popup_safe_rect(WindowID p_window) const { return Rect2i(); };
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virtual int64_t window_get_native_handle(HandleType p_handle_type, WindowID p_window = MAIN_WINDOW_ID) const;
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virtual WindowID get_window_at_screen_position(const Point2i &p_position) const = 0;
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virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
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enum WindowEvent {
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WINDOW_EVENT_MOUSE_ENTER,
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WINDOW_EVENT_MOUSE_EXIT,
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WINDOW_EVENT_FOCUS_IN,
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WINDOW_EVENT_FOCUS_OUT,
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WINDOW_EVENT_CLOSE_REQUEST,
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WINDOW_EVENT_GO_BACK_REQUEST,
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WINDOW_EVENT_DPI_CHANGE,
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};
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virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_mouse_passthrough(const Vector<Vector2> &p_region, WindowID p_window = MAIN_WINDOW_ID);
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virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_set_transient(WindowID p_window, WindowID p_parent) = 0;
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virtual void window_set_exclusive(WindowID p_window, bool p_exclusive);
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virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual Size2i window_get_real_size(WindowID p_window = MAIN_WINDOW_ID) const = 0; // FIXME: Find clearer name for this.
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virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_vsync_mode(VSyncMode p_vsync_mode, WindowID p_window = MAIN_WINDOW_ID);
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virtual VSyncMode window_get_vsync_mode(WindowID p_window) const;
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virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID) = 0;
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virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const = 0;
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virtual bool can_any_window_draw() const = 0;
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virtual void window_set_ime_active(const bool p_active, WindowID p_window = MAIN_WINDOW_ID);
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virtual void window_set_ime_position(const Point2i &p_pos, WindowID p_window = MAIN_WINDOW_ID);
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// necessary for GL focus, may be able to use one of the existing functions for this, not sure yet
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virtual void gl_window_make_current(DisplayServer::WindowID p_window_id);
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virtual Point2i ime_get_selection() const;
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virtual String ime_get_text() const;
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virtual void virtual_keyboard_show(const String &p_existing_text, const Rect2 &p_screen_rect = Rect2(), bool p_multiline = false, int p_max_length = -1, int p_cursor_start = -1, int p_cursor_end = -1);
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virtual void virtual_keyboard_hide();
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// returns height of the currently shown virtual keyboard (0 if keyboard is hidden)
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virtual int virtual_keyboard_get_height() const;
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enum CursorShape {
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CURSOR_ARROW,
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CURSOR_IBEAM,
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CURSOR_POINTING_HAND,
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CURSOR_CROSS,
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CURSOR_WAIT,
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CURSOR_BUSY,
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CURSOR_DRAG,
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CURSOR_CAN_DROP,
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CURSOR_FORBIDDEN,
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CURSOR_VSIZE,
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CURSOR_HSIZE,
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CURSOR_BDIAGSIZE,
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CURSOR_FDIAGSIZE,
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CURSOR_MOVE,
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CURSOR_VSPLIT,
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CURSOR_HSPLIT,
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CURSOR_HELP,
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CURSOR_MAX
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};
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virtual void cursor_set_shape(CursorShape p_shape);
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virtual CursorShape cursor_get_shape() const;
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virtual void cursor_set_custom_image(const Ref<Resource> &p_cursor, CursorShape p_shape = CURSOR_ARROW, const Vector2 &p_hotspot = Vector2());
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virtual bool get_swap_cancel_ok();
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virtual void enable_for_stealing_focus(OS::ProcessID pid);
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virtual Error dialog_show(String p_title, String p_description, Vector<String> p_buttons, const Callable &p_callback);
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virtual Error dialog_input_text(String p_title, String p_description, String p_partial, const Callable &p_callback);
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virtual int keyboard_get_layout_count() const;
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virtual int keyboard_get_current_layout() const;
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virtual void keyboard_set_current_layout(int p_index);
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virtual String keyboard_get_layout_language(int p_index) const;
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virtual String keyboard_get_layout_name(int p_index) const;
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virtual Key keyboard_get_keycode_from_physical(Key p_keycode) const;
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virtual int tablet_get_driver_count() const { return 1; };
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virtual String tablet_get_driver_name(int p_driver) const { return "default"; };
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virtual String tablet_get_current_driver() const { return "default"; };
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virtual void tablet_set_current_driver(const String &p_driver){};
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virtual void process_events() = 0;
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virtual void force_process_and_drop_events();
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virtual void release_rendering_thread();
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virtual void make_rendering_thread();
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virtual void swap_buffers();
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virtual void set_native_icon(const String &p_filename);
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virtual void set_icon(const Ref<Image> &p_icon);
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enum Context {
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CONTEXT_EDITOR,
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CONTEXT_PROJECTMAN,
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CONTEXT_ENGINE,
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};
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virtual void set_context(Context p_context);
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static void register_create_function(const char *p_name, CreateFunction p_function, GetRenderingDriversFunction p_get_drivers);
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static int get_create_function_count();
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static const char *get_create_function_name(int p_index);
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static Vector<String> get_create_function_rendering_drivers(int p_index);
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static DisplayServer *create(int p_index, const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error);
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DisplayServer();
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~DisplayServer();
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};
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VARIANT_ENUM_CAST(DisplayServer::WindowEvent)
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VARIANT_ENUM_CAST(DisplayServer::Feature)
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VARIANT_ENUM_CAST(DisplayServer::MouseMode)
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VARIANT_ENUM_CAST(DisplayServer::ScreenOrientation)
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VARIANT_ENUM_CAST(DisplayServer::WindowMode)
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VARIANT_ENUM_CAST(DisplayServer::WindowFlags)
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VARIANT_ENUM_CAST(DisplayServer::HandleType)
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VARIANT_ENUM_CAST(DisplayServer::CursorShape)
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VARIANT_ENUM_CAST(DisplayServer::VSyncMode)
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VARIANT_ENUM_CAST(DisplayServer::TTSUtteranceEvent)
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#endif // DISPLAY_SERVER_H
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