2 Copyright (C) 2014 sapier
3 Copyright (C) 2018 srifqi, Muhammad Rifqi Priyo Susanto
4 <muhammadrifqipriyosusanto@gmail.com>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License along
17 with this program; if not, write to the Free Software Foundation, Inc.,
18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include "touchscreengui.h"
22 #include "irrlichttypes.h"
25 #include "client/keycode.h"
28 #include "util/numeric.h"
30 #include "client/guiscalingfilter.h"
35 #include <ISceneCollisionManager.h>
37 using namespace irr::core;
39 const char **button_imagenames = (const char *[]) {
46 const char **joystick_imagenames = (const char *[]) {
52 static irr::EKEY_CODE id2keycode(touch_gui_button_id id)
116 assert(!key.empty());
117 return keyname_to_keycode(g_settings->get("keymap_" + key).c_str());
120 TouchScreenGUI *g_touchscreengui;
122 static void load_button_texture(button_info *btn, const char *path,
123 const rect<s32> &button_rect, ISimpleTextureSource *tsrc, video::IVideoDriver *driver)
126 video::ITexture *texture = guiScalingImageButton(driver,
127 tsrc->getTexture(path, &tid), button_rect.getWidth(),
128 button_rect.getHeight());
130 btn->guibutton->setUseAlphaChannel(true);
131 if (g_settings->getBool("gui_scaling_filter")) {
132 rect<s32> txr_rect = rect<s32>(0, 0, button_rect.getWidth(), button_rect.getHeight());
133 btn->guibutton->setImage(texture, txr_rect);
134 btn->guibutton->setPressedImage(texture, txr_rect);
135 btn->guibutton->setScaleImage(false);
137 btn->guibutton->setImage(texture);
138 btn->guibutton->setPressedImage(texture);
139 btn->guibutton->setScaleImage(true);
141 btn->guibutton->setDrawBorder(false);
142 btn->guibutton->setText(L"");
146 AutoHideButtonBar::AutoHideButtonBar(IrrlichtDevice *device,
147 IEventReceiver *receiver) :
148 m_driver(device->getVideoDriver()),
149 m_guienv(device->getGUIEnvironment()),
154 void AutoHideButtonBar::init(ISimpleTextureSource *tsrc,
155 const char *starter_img, int button_id, const v2s32 &UpperLeft,
156 const v2s32 &LowerRight, autohide_button_bar_dir dir, float timeout)
158 m_texturesource = tsrc;
160 m_upper_left = UpperLeft;
161 m_lower_right = LowerRight;
165 irr::core::rect<int> current_button = rect<s32>(UpperLeft.X, UpperLeft.Y,
166 LowerRight.X, LowerRight.Y);
168 m_starter.guibutton = m_guienv->addButton(current_button, nullptr, button_id, L"", nullptr);
169 m_starter.guibutton->grab();
170 m_starter.repeatcounter = -1;
171 m_starter.keycode = KEY_OEM_8; // use invalid keycode as it's not relevant
172 m_starter.immediate_release = true;
173 m_starter.ids.clear();
175 load_button_texture(&m_starter, starter_img, current_button,
176 m_texturesource, m_driver);
179 m_timeout_value = timeout;
181 m_initialized = true;
184 AutoHideButtonBar::~AutoHideButtonBar()
186 if (m_starter.guibutton) {
187 m_starter.guibutton->setVisible(false);
188 m_starter.guibutton->drop();
192 void AutoHideButtonBar::addButton(touch_gui_button_id button_id,
193 const wchar_t *caption, const char *btn_image)
196 if (!m_initialized) {
197 errorstream << "AutoHideButtonBar::addButton not yet initialized!"
203 if ((m_dir == AHBB_Dir_Top_Bottom) || (m_dir == AHBB_Dir_Bottom_Top))
204 button_size = m_lower_right.X - m_upper_left.X;
206 button_size = m_lower_right.Y - m_upper_left.Y;
208 irr::core::rect<int> current_button;
210 if ((m_dir == AHBB_Dir_Right_Left) || (m_dir == AHBB_Dir_Left_Right)) {
214 if (m_dir == AHBB_Dir_Left_Right) {
215 x_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
216 + (button_size * 0.25);
217 x_end = x_start + button_size;
219 x_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
220 - (button_size * 0.25);
221 x_start = x_end - button_size;
224 current_button = rect<s32>(x_start, m_upper_left.Y, x_end,
230 if (m_dir == AHBB_Dir_Top_Bottom) {
231 y_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
232 + (button_size * 0.25);
233 y_end = y_start + button_size;
235 y_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
236 - (button_size * 0.25);
237 y_start = y_end - button_size;
240 current_button = rect<s32>(m_upper_left.X, y_start,
241 m_lower_right.Y, y_end);
244 auto *btn = new button_info();
245 btn->guibutton = m_guienv->addButton(current_button,
246 nullptr, button_id, caption, nullptr);
247 btn->guibutton->grab();
248 btn->guibutton->setVisible(false);
249 btn->guibutton->setEnabled(false);
250 btn->repeatcounter = -1;
251 btn->keycode = id2keycode(button_id);
252 btn->immediate_release = true;
255 load_button_texture(btn, btn_image, current_button, m_texturesource,
258 m_buttons.push_back(btn);
261 void AutoHideButtonBar::addToggleButton(touch_gui_button_id button_id,
262 const wchar_t *caption, const char *btn_image_1,
263 const char *btn_image_2)
265 addButton(button_id, caption, btn_image_1);
266 button_info *btn = m_buttons.back();
268 btn->textures.push_back(btn_image_1);
269 btn->textures.push_back(btn_image_2);
272 bool AutoHideButtonBar::isButton(const SEvent &event)
274 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
276 if (rootguielement == nullptr)
279 gui::IGUIElement *element = rootguielement->getElementFromPoint(
280 core::position2d<s32>(event.TouchInput.X, event.TouchInput.Y));
282 if (element == nullptr)
286 // check for all buttons in vector
287 auto iter = m_buttons.begin();
289 while (iter != m_buttons.end()) {
290 if ((*iter)->guibutton == element) {
292 auto *translated = new SEvent();
293 memset(translated, 0, sizeof(SEvent));
294 translated->EventType = irr::EET_KEY_INPUT_EVENT;
295 translated->KeyInput.Key = (*iter)->keycode;
296 translated->KeyInput.Control = false;
297 translated->KeyInput.Shift = false;
298 translated->KeyInput.Char = 0;
301 translated->KeyInput.PressedDown = true;
302 m_receiver->OnEvent(*translated);
305 translated->KeyInput.PressedDown = false;
306 m_receiver->OnEvent(*translated);
310 (*iter)->ids.push_back(event.TouchInput.ID);
314 if ((*iter)->togglable == 1) {
315 (*iter)->togglable = 2;
316 load_button_texture(*iter, (*iter)->textures[1],
317 (*iter)->guibutton->getRelativePosition(),
318 m_texturesource, m_driver);
319 } else if ((*iter)->togglable == 2) {
320 (*iter)->togglable = 1;
321 load_button_texture(*iter, (*iter)->textures[0],
322 (*iter)->guibutton->getRelativePosition(),
323 m_texturesource, m_driver);
331 // check for starter button only
332 if (element == m_starter.guibutton) {
333 m_starter.ids.push_back(event.TouchInput.ID);
334 m_starter.guibutton->setVisible(false);
335 m_starter.guibutton->setEnabled(false);
339 auto iter = m_buttons.begin();
341 while (iter != m_buttons.end()) {
342 (*iter)->guibutton->setVisible(true);
343 (*iter)->guibutton->setEnabled(true);
353 void AutoHideButtonBar::step(float dtime)
358 if (m_timeout > m_timeout_value)
363 void AutoHideButtonBar::deactivate()
366 m_starter.guibutton->setVisible(true);
367 m_starter.guibutton->setEnabled(true);
371 auto iter = m_buttons.begin();
373 while (iter != m_buttons.end()) {
374 (*iter)->guibutton->setVisible(false);
375 (*iter)->guibutton->setEnabled(false);
380 void AutoHideButtonBar::hide()
383 m_starter.guibutton->setVisible(false);
384 m_starter.guibutton->setEnabled(false);
386 auto iter = m_buttons.begin();
388 while (iter != m_buttons.end()) {
389 (*iter)->guibutton->setVisible(false);
390 (*iter)->guibutton->setEnabled(false);
395 void AutoHideButtonBar::show()
400 auto iter = m_buttons.begin();
402 while (iter != m_buttons.end()) {
403 (*iter)->guibutton->setVisible(true);
404 (*iter)->guibutton->setEnabled(true);
408 m_starter.guibutton->setVisible(true);
409 m_starter.guibutton->setEnabled(true);
413 TouchScreenGUI::TouchScreenGUI(IrrlichtDevice *device, IEventReceiver *receiver):
415 m_guienv(device->getGUIEnvironment()),
416 m_receiver(receiver),
417 m_settingsbar(device, receiver),
418 m_rarecontrolsbar(device, receiver)
420 for (auto &button : m_buttons) {
421 button.guibutton = nullptr;
422 button.repeatcounter = -1;
423 button.repeatdelay = BUTTON_REPEAT_DELAY;
426 m_touchscreen_threshold = g_settings->getU16("touchscreen_threshold");
427 m_fixed_joystick = g_settings->getBool("fixed_virtual_joystick");
428 m_joystick_triggers_special1 = g_settings->getBool("virtual_joystick_triggers_aux");
429 m_screensize = m_device->getVideoDriver()->getScreenSize();
430 button_size = MYMIN(m_screensize.Y / 4.5f,
431 porting::getDisplayDensity() *
432 g_settings->getFloat("hud_scaling") * 65.0f);
435 void TouchScreenGUI::initButton(touch_gui_button_id id, const rect<s32> &button_rect,
436 const std::wstring &caption, bool immediate_release, float repeat_delay)
438 button_info *btn = &m_buttons[id];
439 btn->guibutton = m_guienv->addButton(button_rect, nullptr, id, caption.c_str());
440 btn->guibutton->grab();
441 btn->repeatcounter = -1;
442 btn->repeatdelay = repeat_delay;
443 btn->keycode = id2keycode(id);
444 btn->immediate_release = immediate_release;
447 load_button_texture(btn, button_imagenames[id], button_rect,
448 m_texturesource, m_device->getVideoDriver());
451 button_info *TouchScreenGUI::initJoystickButton(touch_gui_button_id id,
452 const rect<s32> &button_rect, int texture_id, bool visible)
454 auto *btn = new button_info();
455 btn->guibutton = m_guienv->addButton(button_rect, nullptr, id, L"O");
456 btn->guibutton->setVisible(visible);
457 btn->guibutton->grab();
460 load_button_texture(btn, joystick_imagenames[texture_id],
461 button_rect, m_texturesource, m_device->getVideoDriver());
466 void TouchScreenGUI::init(ISimpleTextureSource *tsrc)
471 m_texturesource = tsrc;
473 /* Init joystick display "button"
474 * Joystick is placed on bottom left of screen.
476 if (m_fixed_joystick) {
477 m_joystick_btn_off = initJoystickButton(joystick_off_id,
478 rect<s32>(button_size,
479 m_screensize.Y - button_size * 4,
481 m_screensize.Y - button_size), 0);
483 m_joystick_btn_off = initJoystickButton(joystick_off_id,
484 rect<s32>(button_size,
485 m_screensize.Y - button_size * 3,
487 m_screensize.Y - button_size), 0);
490 m_joystick_btn_bg = initJoystickButton(joystick_bg_id,
491 rect<s32>(button_size,
492 m_screensize.Y - button_size * 4,
494 m_screensize.Y - button_size),
497 m_joystick_btn_center = initJoystickButton(joystick_center_id,
498 rect<s32>(0, 0, button_size, button_size), 2, false);
502 rect<s32>(m_screensize.X - (1.75 * button_size),
503 m_screensize.Y - button_size,
504 m_screensize.X - (0.25 * button_size),
508 // init crunch button
509 initButton(crunch_id,
510 rect<s32>(m_screensize.X - (3.25 * button_size),
511 m_screensize.Y - button_size,
512 m_screensize.X - (1.75 * button_size),
518 rect<s32>(m_screensize.X - (1.25 * button_size),
519 m_screensize.Y - (4 * button_size),
520 m_screensize.X - (0.25 * button_size),
521 m_screensize.Y - (3 * button_size)),
524 // init special1/aux button
525 if (!m_joystick_triggers_special1)
526 initButton(special1_id,
527 rect<s32>(m_screensize.X - (1.25 * button_size),
528 m_screensize.Y - (2.5 * button_size),
529 m_screensize.X - (0.25 * button_size),
530 m_screensize.Y - (1.5 * button_size)),
533 m_settingsbar.init(m_texturesource, "gear_icon.png", settings_starter_id,
534 v2s32(m_screensize.X - (1.25 * button_size),
535 m_screensize.Y - ((SETTINGS_BAR_Y_OFFSET + 1.0) * button_size)
536 + (0.5 * button_size)),
537 v2s32(m_screensize.X - (0.25 * button_size),
538 m_screensize.Y - (SETTINGS_BAR_Y_OFFSET * button_size)
539 + (0.5 * button_size)),
540 AHBB_Dir_Right_Left, 3.0);
542 m_settingsbar.addButton(fly_id, L"fly", "fly_btn.png");
543 m_settingsbar.addButton(noclip_id, L"noclip", "noclip_btn.png");
544 m_settingsbar.addButton(fast_id, L"fast", "fast_btn.png");
545 m_settingsbar.addButton(debug_id, L"debug", "debug_btn.png");
546 m_settingsbar.addButton(camera_id, L"camera", "camera_btn.png");
547 m_settingsbar.addButton(range_id, L"rangeview", "rangeview_btn.png");
548 m_settingsbar.addButton(minimap_id, L"minimap", "minimap_btn.png");
550 // Chat is shown by default, so chat_hide_btn.png is shown first.
551 m_settingsbar.addToggleButton(toggle_chat_id, L"togglechat",
552 "chat_hide_btn.png", "chat_show_btn.png");
554 m_rarecontrolsbar.init(m_texturesource, "rare_controls.png",
555 rare_controls_starter_id,
556 v2s32(0.25 * button_size,
557 m_screensize.Y - ((RARE_CONTROLS_BAR_Y_OFFSET + 1.0) * button_size)
558 + (0.5 * button_size)),
559 v2s32(0.75 * button_size,
560 m_screensize.Y - (RARE_CONTROLS_BAR_Y_OFFSET * button_size)
561 + (0.5 * button_size)),
562 AHBB_Dir_Left_Right, 2.0);
564 m_rarecontrolsbar.addButton(chat_id, L"Chat", "chat_btn.png");
565 m_rarecontrolsbar.addButton(inventory_id, L"inv", "inventory_btn.png");
566 m_rarecontrolsbar.addButton(drop_id, L"drop", "drop_btn.png");
569 touch_gui_button_id TouchScreenGUI::getButtonID(s32 x, s32 y)
571 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
573 if (rootguielement != nullptr) {
574 gui::IGUIElement *element =
575 rootguielement->getElementFromPoint(core::position2d<s32>(x, y));
578 for (unsigned int i = 0; i < after_last_element_id; i++)
579 if (element == m_buttons[i].guibutton)
580 return (touch_gui_button_id) i;
583 return after_last_element_id;
586 touch_gui_button_id TouchScreenGUI::getButtonID(size_t eventID)
588 for (unsigned int i = 0; i < after_last_element_id; i++) {
589 button_info *btn = &m_buttons[i];
591 auto id = std::find(btn->ids.begin(), btn->ids.end(), eventID);
593 if (id != btn->ids.end())
594 return (touch_gui_button_id) i;
597 return after_last_element_id;
600 bool TouchScreenGUI::isHUDButton(const SEvent &event)
602 // check if hud item is pressed
603 for (auto &hud_rect : m_hud_rects) {
604 if (hud_rect.second.isPointInside(v2s32(event.TouchInput.X,
605 event.TouchInput.Y))) {
606 auto *translated = new SEvent();
607 memset(translated, 0, sizeof(SEvent));
608 translated->EventType = irr::EET_KEY_INPUT_EVENT;
609 translated->KeyInput.Key = (irr::EKEY_CODE) (KEY_KEY_1 + hud_rect.first);
610 translated->KeyInput.Control = false;
611 translated->KeyInput.Shift = false;
612 translated->KeyInput.PressedDown = true;
613 m_receiver->OnEvent(*translated);
614 m_hud_ids[event.TouchInput.ID] = translated->KeyInput.Key;
622 void TouchScreenGUI::handleButtonEvent(touch_gui_button_id button,
623 size_t eventID, bool action)
625 button_info *btn = &m_buttons[button];
626 auto *translated = new SEvent();
627 memset(translated, 0, sizeof(SEvent));
628 translated->EventType = irr::EET_KEY_INPUT_EVENT;
629 translated->KeyInput.Key = btn->keycode;
630 translated->KeyInput.Control = false;
631 translated->KeyInput.Shift = false;
632 translated->KeyInput.Char = 0;
636 assert(std::find(btn->ids.begin(), btn->ids.end(), eventID) == btn->ids.end());
638 btn->ids.push_back(eventID);
640 if (btn->ids.size() > 1) return;
642 btn->repeatcounter = 0;
643 translated->KeyInput.PressedDown = true;
644 translated->KeyInput.Key = btn->keycode;
645 m_receiver->OnEvent(*translated);
649 if ((!action) || (btn->immediate_release)) {
650 auto pos = std::find(btn->ids.begin(), btn->ids.end(), eventID);
651 // has to be in touch list
652 assert(pos != btn->ids.end());
655 if (!btn->ids.empty())
658 translated->KeyInput.PressedDown = false;
659 btn->repeatcounter = -1;
660 m_receiver->OnEvent(*translated);
665 void TouchScreenGUI::handleReleaseEvent(size_t evt_id)
667 touch_gui_button_id button = getButtonID(evt_id);
670 if (button != after_last_element_id) {
671 // handle button events
672 handleButtonEvent(button, evt_id, false);
673 } else if (evt_id == m_move_id) {
674 // handle the point used for moving view
677 // if this pointer issued a mouse event issue symmetric release here
678 if (m_move_sent_as_mouse_event) {
679 auto *translated = new SEvent;
680 memset(translated, 0, sizeof(SEvent));
681 translated->EventType = EET_MOUSE_INPUT_EVENT;
682 translated->MouseInput.X = m_move_downlocation.X;
683 translated->MouseInput.Y = m_move_downlocation.Y;
684 translated->MouseInput.Shift = false;
685 translated->MouseInput.Control = false;
686 translated->MouseInput.ButtonStates = 0;
687 translated->MouseInput.Event = EMIE_LMOUSE_LEFT_UP;
688 m_receiver->OnEvent(*translated);
691 // do double tap detection
692 doubleTapDetection();
697 else if (evt_id == m_joystick_id) {
701 for (unsigned int i = 0; i < 4; i++)
702 m_joystick_status[i] = false;
703 applyJoystickStatus();
705 m_joystick_btn_off->guibutton->setVisible(true);
706 m_joystick_btn_bg->guibutton->setVisible(false);
707 m_joystick_btn_center->guibutton->setVisible(false);
710 << "TouchScreenGUI::translateEvent released unknown button: "
711 << evt_id << std::endl;
714 for (auto iter = m_known_ids.begin();
715 iter != m_known_ids.end(); ++iter) {
716 if (iter->id == evt_id) {
717 m_known_ids.erase(iter);
723 void TouchScreenGUI::translateEvent(const SEvent &event)
727 << "TouchScreenGUI::translateEvent got event but not visible!"
732 if (event.EventType != EET_TOUCH_INPUT_EVENT)
735 if (event.TouchInput.Event == ETIE_PRESSED_DOWN) {
737 * Add to own copy of event list...
738 * android would provide this information but Irrlicht guys don't
739 * wanna design a efficient interface
742 toadd.id = event.TouchInput.ID;
743 toadd.X = event.TouchInput.X;
744 toadd.Y = event.TouchInput.Y;
745 m_known_ids.push_back(toadd);
747 size_t eventID = event.TouchInput.ID;
749 touch_gui_button_id button =
750 getButtonID(event.TouchInput.X, event.TouchInput.Y);
752 // handle button events
753 if (button != after_last_element_id) {
754 handleButtonEvent(button, eventID, true);
755 m_settingsbar.deactivate();
756 m_rarecontrolsbar.deactivate();
757 } else if (isHUDButton(event)) {
758 m_settingsbar.deactivate();
759 m_rarecontrolsbar.deactivate();
760 // already handled in isHUDButton()
761 } else if (m_settingsbar.isButton(event)) {
762 m_rarecontrolsbar.deactivate();
763 // already handled in isSettingsBarButton()
764 } else if (m_rarecontrolsbar.isButton(event)) {
765 m_settingsbar.deactivate();
766 // already handled in isSettingsBarButton()
768 // handle non button events
769 m_settingsbar.deactivate();
770 m_rarecontrolsbar.deactivate();
772 s32 dxj = event.TouchInput.X - button_size * 5.0f / 2.0f;
773 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5.0f / 2.0f;
775 /* Select joystick when left 1/3 of screen dragged or
776 * when joystick tapped (fixed joystick position)
778 if ((m_fixed_joystick && dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5) ||
779 (!m_fixed_joystick && event.TouchInput.X < m_screensize.X / 3.0f)) {
780 // If we don't already have a starting point for joystick make this the one.
781 if (m_joystick_id == -1) {
782 m_joystick_id = event.TouchInput.ID;
783 m_joystick_has_really_moved = false;
785 m_joystick_btn_off->guibutton->setVisible(false);
786 m_joystick_btn_bg->guibutton->setVisible(true);
787 m_joystick_btn_center->guibutton->setVisible(true);
789 // If it's a fixed joystick, don't move the joystick "button".
790 if (!m_fixed_joystick)
791 m_joystick_btn_bg->guibutton->setRelativePosition(v2s32(
792 event.TouchInput.X - button_size * 3.0f / 2.0f,
793 event.TouchInput.Y - button_size * 3.0f / 2.0f));
795 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
796 event.TouchInput.X - button_size / 2.0f,
797 event.TouchInput.Y - button_size / 2.0f));
800 // If we don't already have a moving point make this the moving one.
801 if (m_move_id == -1) {
802 m_move_id = event.TouchInput.ID;
803 m_move_has_really_moved = false;
804 m_move_downtime = porting::getTimeMs();
805 m_move_downlocation = v2s32(event.TouchInput.X, event.TouchInput.Y);
806 m_move_sent_as_mouse_event = false;
811 m_pointerpos[event.TouchInput.ID] = v2s32(event.TouchInput.X, event.TouchInput.Y);
813 else if (event.TouchInput.Event == ETIE_LEFT_UP) {
815 << "Up event for pointerid: " << event.TouchInput.ID << std::endl;
816 handleReleaseEvent(event.TouchInput.ID);
818 assert(event.TouchInput.Event == ETIE_MOVED);
820 if (m_pointerpos[event.TouchInput.ID] ==
821 v2s32(event.TouchInput.X, event.TouchInput.Y))
824 if (m_move_id != -1) {
825 if ((event.TouchInput.ID == m_move_id) &&
826 (!m_move_sent_as_mouse_event)) {
828 double distance = sqrt(
829 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) *
830 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) +
831 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y) *
832 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y));
834 if ((distance > m_touchscreen_threshold) ||
835 (m_move_has_really_moved)) {
836 m_move_has_really_moved = true;
837 s32 X = event.TouchInput.X;
838 s32 Y = event.TouchInput.Y;
840 // update camera_yaw and camera_pitch
841 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
842 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
844 // adapt to similar behaviour as pc screen
845 double d = g_settings->getFloat("mouse_sensitivity") * 3.0f;
847 m_camera_yaw_change -= dx * d;
848 m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dy * d), -180), 180);
851 m_shootline = m_device
853 ->getSceneCollisionManager()
854 ->getRayFromScreenCoordinates(v2s32(X, Y));
855 m_pointerpos[event.TouchInput.ID] = v2s32(X, Y);
857 } else if ((event.TouchInput.ID == m_move_id) &&
858 (m_move_sent_as_mouse_event)) {
859 m_shootline = m_device
861 ->getSceneCollisionManager()
862 ->getRayFromScreenCoordinates(
863 v2s32(event.TouchInput.X, event.TouchInput.Y));
867 if (m_joystick_id != -1 && event.TouchInput.ID == m_joystick_id) {
868 s32 X = event.TouchInput.X;
869 s32 Y = event.TouchInput.Y;
871 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
872 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
873 if (m_fixed_joystick) {
874 dx = X - button_size * 5 / 2;
875 dy = Y - m_screensize.Y + button_size * 5 / 2;
878 double distance_sq = dx * dx + dy * dy;
880 s32 dxj = event.TouchInput.X - button_size * 5.0f / 2.0f;
881 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5.0f / 2.0f;
882 bool inside_joystick = (dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5);
884 if (m_joystick_has_really_moved ||
885 (!m_joystick_has_really_moved && inside_joystick) ||
886 (!m_fixed_joystick &&
887 distance_sq > m_touchscreen_threshold * m_touchscreen_threshold)) {
888 m_joystick_has_really_moved = true;
889 double distance = sqrt(distance_sq);
892 double angle = acos(dx / distance) * 180 / M_PI;
895 // rotate to make comparing easier
896 angle = fmod(angle + 180 + 22.5, 360);
898 // reset state before applying
899 for (bool & joystick_status : m_joystick_status)
900 joystick_status = false;
902 if (distance <= m_touchscreen_threshold) {
904 } else if (angle < 45)
905 m_joystick_status[j_left] = true;
906 else if (angle < 90) {
907 m_joystick_status[j_forward] = true;
908 m_joystick_status[j_left] = true;
909 } else if (angle < 135)
910 m_joystick_status[j_forward] = true;
911 else if (angle < 180) {
912 m_joystick_status[j_forward] = true;
913 m_joystick_status[j_right] = true;
914 } else if (angle < 225)
915 m_joystick_status[j_right] = true;
916 else if (angle < 270) {
917 m_joystick_status[j_backward] = true;
918 m_joystick_status[j_right] = true;
919 } else if (angle < 315)
920 m_joystick_status[j_backward] = true;
921 else if (angle <= 360) {
922 m_joystick_status[j_backward] = true;
923 m_joystick_status[j_left] = true;
926 if (distance > button_size) {
927 m_joystick_status[j_special1] = true;
928 // move joystick "button"
929 s32 ndx = button_size * dx / distance - button_size / 2.0f;
930 s32 ndy = button_size * dy / distance - button_size / 2.0f;
931 if (m_fixed_joystick) {
932 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
933 button_size * 5 / 2 + ndx,
934 m_screensize.Y - button_size * 5 / 2 + ndy));
936 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
937 m_pointerpos[event.TouchInput.ID].X + ndx,
938 m_pointerpos[event.TouchInput.ID].Y + ndy));
941 m_joystick_btn_center->guibutton->setRelativePosition(
942 v2s32(X - button_size / 2, Y - button_size / 2));
947 if (m_move_id == -1 && m_joystick_id == -1)
948 handleChangedButton(event);
952 void TouchScreenGUI::handleChangedButton(const SEvent &event)
954 for (unsigned int i = 0; i < after_last_element_id; i++) {
955 if (m_buttons[i].ids.empty())
958 for (auto iter = m_buttons[i].ids.begin();
959 iter != m_buttons[i].ids.end(); ++iter) {
960 if (event.TouchInput.ID == *iter) {
961 int current_button_id =
962 getButtonID(event.TouchInput.X, event.TouchInput.Y);
964 if (current_button_id == i)
968 handleButtonEvent((touch_gui_button_id) i, *iter, false);
970 if (current_button_id == after_last_element_id)
973 handleButtonEvent((touch_gui_button_id) current_button_id, *iter, true);
979 int current_button_id = getButtonID(event.TouchInput.X, event.TouchInput.Y);
981 if (current_button_id == after_last_element_id)
984 button_info *btn = &m_buttons[current_button_id];
985 if (std::find(btn->ids.begin(), btn->ids.end(), event.TouchInput.ID)
987 handleButtonEvent((touch_gui_button_id) current_button_id,
988 event.TouchInput.ID, true);
991 bool TouchScreenGUI::doubleTapDetection()
993 m_key_events[0].down_time = m_key_events[1].down_time;
994 m_key_events[0].x = m_key_events[1].x;
995 m_key_events[0].y = m_key_events[1].y;
996 m_key_events[1].down_time = m_move_downtime;
997 m_key_events[1].x = m_move_downlocation.X;
998 m_key_events[1].y = m_move_downlocation.Y;
1000 u64 delta = porting::getDeltaMs(m_key_events[0].down_time, porting::getTimeMs());
1004 double distance = sqrt(
1005 (m_key_events[0].x - m_key_events[1].x) *
1006 (m_key_events[0].x - m_key_events[1].x) +
1007 (m_key_events[0].y - m_key_events[1].y) *
1008 (m_key_events[0].y - m_key_events[1].y));
1010 if (distance > (20 + m_touchscreen_threshold))
1013 auto *translated = new SEvent();
1014 memset(translated, 0, sizeof(SEvent));
1015 translated->EventType = EET_MOUSE_INPUT_EVENT;
1016 translated->MouseInput.X = m_key_events[0].x;
1017 translated->MouseInput.Y = m_key_events[0].y;
1018 translated->MouseInput.Shift = false;
1019 translated->MouseInput.Control = false;
1020 translated->MouseInput.ButtonStates = EMBSM_RIGHT;
1023 m_shootline = m_device
1025 ->getSceneCollisionManager()
1026 ->getRayFromScreenCoordinates(v2s32(m_key_events[0].x, m_key_events[0].y));
1028 translated->MouseInput.Event = EMIE_RMOUSE_PRESSED_DOWN;
1029 verbosestream << "TouchScreenGUI::translateEvent right click press" << std::endl;
1030 m_receiver->OnEvent(*translated);
1032 translated->MouseInput.ButtonStates = 0;
1033 translated->MouseInput.Event = EMIE_RMOUSE_LEFT_UP;
1034 verbosestream << "TouchScreenGUI::translateEvent right click release" << std::endl;
1035 m_receiver->OnEvent(*translated);
1040 void TouchScreenGUI::applyJoystickStatus()
1042 for (unsigned int i = 0; i < 5; i++) {
1043 if (i == 4 && !m_joystick_triggers_special1)
1047 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1048 translated.KeyInput.Key = id2keycode(m_joystick_names[i]);
1049 translated.KeyInput.PressedDown = false;
1050 m_receiver->OnEvent(translated);
1052 if (m_joystick_status[i]) {
1053 translated.KeyInput.PressedDown = true;
1054 m_receiver->OnEvent(translated);
1059 TouchScreenGUI::~TouchScreenGUI()
1061 for (auto &button : m_buttons) {
1062 if (button.guibutton) {
1063 button.guibutton->drop();
1064 button.guibutton = nullptr;
1068 if (m_joystick_btn_off->guibutton) {
1069 m_joystick_btn_off->guibutton->drop();
1070 m_joystick_btn_off->guibutton = nullptr;
1073 if (m_joystick_btn_bg->guibutton) {
1074 m_joystick_btn_bg->guibutton->drop();
1075 m_joystick_btn_bg->guibutton = nullptr;
1078 if (m_joystick_btn_center->guibutton) {
1079 m_joystick_btn_center->guibutton->drop();
1080 m_joystick_btn_center->guibutton = nullptr;
1084 void TouchScreenGUI::step(float dtime)
1086 // simulate keyboard repeats
1087 for (auto &button : m_buttons) {
1088 if (!button.ids.empty()) {
1089 button.repeatcounter += dtime;
1091 // in case we're moving around digging does not happen
1092 if (m_move_id != -1)
1093 m_move_has_really_moved = true;
1095 if (button.repeatcounter < button.repeatdelay)
1098 button.repeatcounter = 0;
1100 memset(&translated, 0, sizeof(SEvent));
1101 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1102 translated.KeyInput.Key = button.keycode;
1103 translated.KeyInput.PressedDown = false;
1104 m_receiver->OnEvent(translated);
1106 translated.KeyInput.PressedDown = true;
1107 m_receiver->OnEvent(translated);
1112 for (unsigned int i = 0; i < 4; i++) {
1113 if (m_joystick_status[i]) {
1114 applyJoystickStatus();
1119 // if a new placed pointer isn't moved for some time start digging
1120 if ((m_move_id != -1) &&
1121 (!m_move_has_really_moved) &&
1122 (!m_move_sent_as_mouse_event)) {
1124 u64 delta = porting::getDeltaMs(m_move_downtime, porting::getTimeMs());
1126 if (delta > MIN_DIG_TIME_MS) {
1127 m_shootline = m_device
1129 ->getSceneCollisionManager()
1130 ->getRayFromScreenCoordinates(
1131 v2s32(m_move_downlocation.X,m_move_downlocation.Y));
1134 memset(&translated, 0, sizeof(SEvent));
1135 translated.EventType = EET_MOUSE_INPUT_EVENT;
1136 translated.MouseInput.X = m_move_downlocation.X;
1137 translated.MouseInput.Y = m_move_downlocation.Y;
1138 translated.MouseInput.Shift = false;
1139 translated.MouseInput.Control = false;
1140 translated.MouseInput.ButtonStates = EMBSM_LEFT;
1141 translated.MouseInput.Event = EMIE_LMOUSE_PRESSED_DOWN;
1142 verbosestream << "TouchScreenGUI::step left click press" << std::endl;
1143 m_receiver->OnEvent(translated);
1144 m_move_sent_as_mouse_event = true;
1148 m_settingsbar.step(dtime);
1149 m_rarecontrolsbar.step(dtime);
1152 void TouchScreenGUI::resetHud()
1154 m_hud_rects.clear();
1157 void TouchScreenGUI::registerHudItem(int index, const rect<s32> &rect)
1159 m_hud_rects[index] = rect;
1162 void TouchScreenGUI::Toggle(bool visible)
1164 m_visible = visible;
1165 for (auto &button : m_buttons) {
1166 if (button.guibutton)
1167 button.guibutton->setVisible(visible);
1170 if (m_joystick_btn_off->guibutton)
1171 m_joystick_btn_off->guibutton->setVisible(visible);
1173 // clear all active buttons
1175 while (!m_known_ids.empty())
1176 handleReleaseEvent(m_known_ids.begin()->id);
1178 m_settingsbar.hide();
1179 m_rarecontrolsbar.hide();
1181 m_settingsbar.show();
1182 m_rarecontrolsbar.show();
1186 void TouchScreenGUI::hide()
1194 void TouchScreenGUI::show()