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 // Very slow button repeat frequency (in seconds)
38 #define SLOW_BUTTON_REPEAT (1.0f)
40 using namespace irr::core;
42 const char **touchgui_button_imagenames = (const char *[]) {
49 const char **touchgui_joystick_imagenames = (const char *[]) {
55 static irr::EKEY_CODE id2keycode(touch_gui_button_id id)
118 return keyname_to_keycode(g_settings->get("keymap_" + key).c_str());
121 TouchScreenGUI *g_touchscreengui;
123 static void load_button_texture(button_info *btn, const char *path,
124 rect<s32> button_rect, ISimpleTextureSource *tsrc, video::IVideoDriver *driver)
127 video::ITexture *texture = guiScalingImageButton(driver,
128 tsrc->getTexture(path, &tid), button_rect.getWidth(),
129 button_rect.getHeight());
131 btn->guibutton->setUseAlphaChannel(true);
132 if (g_settings->getBool("gui_scaling_filter")) {
133 rect<s32> txr_rect = rect<s32>(0, 0, button_rect.getWidth(), button_rect.getHeight());
134 btn->guibutton->setImage(texture, txr_rect);
135 btn->guibutton->setPressedImage(texture, txr_rect);
136 btn->guibutton->setScaleImage(false);
138 btn->guibutton->setImage(texture);
139 btn->guibutton->setPressedImage(texture);
140 btn->guibutton->setScaleImage(true);
142 btn->guibutton->setDrawBorder(false);
143 btn->guibutton->setText(L"");
147 AutoHideButtonBar::AutoHideButtonBar(IrrlichtDevice *device,
148 IEventReceiver *receiver) :
149 m_driver(device->getVideoDriver()),
150 m_guienv(device->getGUIEnvironment()),
155 void AutoHideButtonBar::init(ISimpleTextureSource *tsrc,
156 const char *starter_img, int button_id, v2s32 UpperLeft,
157 v2s32 LowerRight, autohide_button_bar_dir dir, float timeout)
159 m_texturesource = tsrc;
161 m_upper_left = UpperLeft;
162 m_lower_right = LowerRight;
166 irr::core::rect<int> current_button = rect<s32>(UpperLeft.X, UpperLeft.Y,
167 LowerRight.X, LowerRight.Y);
169 m_starter.guibutton = m_guienv->addButton(current_button, 0, button_id, L"", 0);
170 m_starter.guibutton->grab();
171 m_starter.repeatcounter = -1;
172 m_starter.keycode = KEY_OEM_8; // use invalid keycode as it's not relevant
173 m_starter.immediate_release = true;
174 m_starter.ids.clear();
176 load_button_texture(&m_starter, starter_img, current_button,
177 m_texturesource, m_driver);
180 m_timeout_value = timeout;
182 m_initialized = true;
185 AutoHideButtonBar::~AutoHideButtonBar()
187 if (m_starter.guibutton) {
188 m_starter.guibutton->setVisible(false);
189 m_starter.guibutton->drop();
193 void AutoHideButtonBar::addButton(touch_gui_button_id button_id,
194 const wchar_t *caption, const char *btn_image)
197 if (!m_initialized) {
198 errorstream << "AutoHideButtonBar::addButton not yet initialized!"
204 if ((m_dir == AHBB_Dir_Top_Bottom) || (m_dir == AHBB_Dir_Bottom_Top)) {
205 button_size = m_lower_right.X - m_upper_left.X;
207 button_size = m_lower_right.Y - m_upper_left.Y;
210 irr::core::rect<int> current_button;
212 if ((m_dir == AHBB_Dir_Right_Left) || (m_dir == AHBB_Dir_Left_Right)) {
217 if (m_dir == AHBB_Dir_Left_Right) {
218 x_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
219 + (button_size * 0.25);
220 x_end = x_start + button_size;
222 x_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
223 - (button_size * 0.25);
224 x_start = x_end - button_size;
227 current_button = rect<s32>(x_start, m_upper_left.Y, x_end,
233 if (m_dir == AHBB_Dir_Top_Bottom) {
234 y_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
235 + (button_size * 0.25);
236 y_end = y_start + button_size;
238 y_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
239 - (button_size * 0.25);
240 y_start = y_end - button_size;
243 current_button = rect<s32>(m_upper_left.X, y_start, m_lower_right.Y,
247 button_info *btn = new button_info();
248 btn->guibutton = m_guienv->addButton(current_button, 0, button_id, caption, 0);
249 btn->guibutton->grab();
250 btn->guibutton->setVisible(false);
251 btn->guibutton->setEnabled(false);
252 btn->repeatcounter = -1;
253 btn->keycode = id2keycode(button_id);
254 btn->immediate_release = true;
257 load_button_texture(btn, btn_image, current_button, m_texturesource,
260 m_buttons.push_back(btn);
263 void AutoHideButtonBar::addToggleButton(touch_gui_button_id button_id,
264 const wchar_t *caption, const char *btn_image_1,
265 const char *btn_image_2)
267 addButton(button_id, caption, btn_image_1);
268 button_info *btn = m_buttons.back();
270 btn->textures.push_back(btn_image_1);
271 btn->textures.push_back(btn_image_2);
274 bool AutoHideButtonBar::isButton(const SEvent &event)
276 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
278 if (rootguielement == NULL) {
282 gui::IGUIElement *element = rootguielement->getElementFromPoint(
283 core::position2d<s32>(event.TouchInput.X, event.TouchInput.Y));
285 if (element == NULL) {
290 // check for all buttons in vector
292 std::vector<button_info *>::iterator iter = m_buttons.begin();
294 while (iter != m_buttons.end()) {
295 if ((*iter)->guibutton == element) {
297 SEvent *translated = new SEvent();
298 memset(translated, 0, sizeof(SEvent));
299 translated->EventType = irr::EET_KEY_INPUT_EVENT;
300 translated->KeyInput.Key = (*iter)->keycode;
301 translated->KeyInput.Control = false;
302 translated->KeyInput.Shift = false;
303 translated->KeyInput.Char = 0;
306 translated->KeyInput.PressedDown = true;
307 m_receiver->OnEvent(*translated);
310 translated->KeyInput.PressedDown = false;
311 m_receiver->OnEvent(*translated);
315 (*iter)->ids.push_back(event.TouchInput.ID);
319 if ((*iter)->togglable == 1) {
320 (*iter)->togglable = 2;
321 load_button_texture(*iter, (*iter)->textures[1],
322 (*iter)->guibutton->getRelativePosition(),
323 m_texturesource, m_driver);
324 } else if ((*iter)->togglable == 2) {
325 (*iter)->togglable = 1;
326 load_button_texture(*iter, (*iter)->textures[0],
327 (*iter)->guibutton->getRelativePosition(),
328 m_texturesource, m_driver);
336 // check for starter button only
337 if (element == m_starter.guibutton) {
338 m_starter.ids.push_back(event.TouchInput.ID);
339 m_starter.guibutton->setVisible(false);
340 m_starter.guibutton->setEnabled(false);
344 std::vector<button_info*>::iterator iter = m_buttons.begin();
346 while (iter != m_buttons.end()) {
347 (*iter)->guibutton->setVisible(true);
348 (*iter)->guibutton->setEnabled(true);
358 bool AutoHideButtonBar::isReleaseButton(int eventID)
360 std::vector<int>::iterator id = std::find(m_starter.ids.begin(),
361 m_starter.ids.end(), eventID);
363 if (id != m_starter.ids.end()) {
364 m_starter.ids.erase(id);
368 std::vector<button_info *>::iterator iter = m_buttons.begin();
370 while (iter != m_buttons.end()) {
371 std::vector<int>::iterator id = std::find((*iter)->ids.begin(),
372 (*iter)->ids.end(), eventID);
374 if (id != (*iter)->ids.end()) {
375 (*iter)->ids.erase(id);
376 // TODO handle settings button release
385 void AutoHideButtonBar::step(float dtime)
390 if (m_timeout > m_timeout_value) {
396 void AutoHideButtonBar::deactivate()
399 m_starter.guibutton->setVisible(true);
400 m_starter.guibutton->setEnabled(true);
404 std::vector<button_info *>::iterator iter = m_buttons.begin();
406 while (iter != m_buttons.end()) {
407 (*iter)->guibutton->setVisible(false);
408 (*iter)->guibutton->setEnabled(false);
413 void AutoHideButtonBar::hide()
416 m_starter.guibutton->setVisible(false);
417 m_starter.guibutton->setEnabled(false);
419 std::vector<button_info *>::iterator iter = m_buttons.begin();
421 while (iter != m_buttons.end()) {
422 (*iter)->guibutton->setVisible(false);
423 (*iter)->guibutton->setEnabled(false);
428 void AutoHideButtonBar::show()
433 std::vector<button_info *>::iterator iter = m_buttons.begin();
435 while (iter != m_buttons.end()) {
436 (*iter)->guibutton->setVisible(true);
437 (*iter)->guibutton->setEnabled(true);
441 m_starter.guibutton->setVisible(true);
442 m_starter.guibutton->setEnabled(true);
446 TouchScreenGUI::TouchScreenGUI(IrrlichtDevice *device, IEventReceiver *receiver):
448 m_guienv(device->getGUIEnvironment()),
449 m_receiver(receiver),
450 m_settingsbar(device, receiver),
451 m_rarecontrolsbar(device, receiver)
453 for (unsigned int i=0; i < after_last_element_id; i++) {
454 m_buttons[i].guibutton = 0;
455 m_buttons[i].repeatcounter = -1;
456 m_buttons[i].repeatdelay = BUTTON_REPEAT_DELAY;
459 m_touchscreen_threshold = g_settings->getU16("touchscreen_threshold");
460 m_fixed_joystick = g_settings->getBool("fixed_virtual_joystick");
461 m_joystick_triggers_special1 = g_settings->getBool("virtual_joystick_triggers_aux");
462 m_screensize = m_device->getVideoDriver()->getScreenSize();
465 void TouchScreenGUI::initButton(touch_gui_button_id id, rect<s32> button_rect,
466 std::wstring caption, bool immediate_release, float repeat_delay)
469 button_info *btn = &m_buttons[id];
470 btn->guibutton = m_guienv->addButton(button_rect, 0, id, caption.c_str());
471 btn->guibutton->grab();
472 btn->repeatcounter = -1;
473 btn->repeatdelay = repeat_delay;
474 btn->keycode = id2keycode(id);
475 btn->immediate_release = immediate_release;
478 load_button_texture(btn, touchgui_button_imagenames[id], button_rect,
479 m_texturesource, m_device->getVideoDriver());
482 button_info *TouchScreenGUI::initJoystickButton(touch_gui_button_id id, rect<s32> button_rect,
483 int texture_id, bool visible)
485 button_info *btn = new button_info();
486 btn->guibutton = m_guienv->addButton(button_rect, 0, id, L"O");
487 btn->guibutton->setVisible(visible);
488 btn->guibutton->grab();
491 load_button_texture(btn, touchgui_joystick_imagenames[texture_id], button_rect,
492 m_texturesource, m_device->getVideoDriver());
497 static int getMaxControlPadSize(float density) {
498 return 200 * density * g_settings->getFloat("hud_scaling");
501 int TouchScreenGUI::getGuiButtonSize()
503 u32 control_pad_size = MYMIN((2 * m_screensize.Y) / 3,
504 getMaxControlPadSize(porting::getDisplayDensity()));
506 return control_pad_size / 3;
509 void TouchScreenGUI::init(ISimpleTextureSource *tsrc)
513 u32 button_size = getGuiButtonSize();
515 m_texturesource = tsrc;
517 /* Init joystick display "button"
518 * Joystick is placed on bottom left of screen.
520 if (m_fixed_joystick) {
521 m_joystick_btn_off = initJoystickButton(joystick_off_id,
522 rect<s32>(button_size,
523 m_screensize.Y - button_size * 4,
525 m_screensize.Y - button_size), 0);
527 m_joystick_btn_off = initJoystickButton(joystick_off_id,
528 rect<s32>(button_size,
529 m_screensize.Y - button_size * 3,
531 m_screensize.Y - button_size), 0);
534 m_joystick_btn_bg = initJoystickButton(joystick_bg_id,
535 rect<s32>(button_size,
536 m_screensize.Y - button_size * 4,
538 m_screensize.Y - button_size),
541 m_joystick_btn_center = initJoystickButton(joystick_center_id,
542 rect<s32>(0, 0, button_size, button_size), 2, false);
546 rect<s32>(m_screensize.X - (1.75 * button_size),
547 m_screensize.Y - button_size,
548 m_screensize.X - (0.25 * button_size),
552 // init crunch button
553 initButton(crunch_id,
554 rect<s32>(m_screensize.X - (3.25 * button_size),
555 m_screensize.Y - button_size,
556 m_screensize.X - (1.75 * button_size),
562 rect<s32>(m_screensize.X - (1.25 * button_size),
563 m_screensize.Y - (4 * button_size),
564 m_screensize.X - (0.25 * button_size),
565 m_screensize.Y - (3 * button_size)),
568 // init special1/aux button
569 if (!m_joystick_triggers_special1)
570 initButton(special1_id,
571 rect<s32>(m_screensize.X - (1.25 * button_size),
572 m_screensize.Y - (2.5 * button_size),
573 m_screensize.X - (0.25 * button_size),
574 m_screensize.Y - (1.5 * button_size)),
577 m_settingsbar.init(m_texturesource, "gear_icon.png", settings_starter_id,
578 v2s32(m_screensize.X - (1.25 * button_size),
579 m_screensize.Y - ((SETTINGS_BAR_Y_OFFSET + 1.0) * button_size)
580 + (0.5 * button_size)),
581 v2s32(m_screensize.X - (0.25 * button_size),
582 m_screensize.Y - (SETTINGS_BAR_Y_OFFSET * button_size)
583 + (0.5 * button_size)),
584 AHBB_Dir_Right_Left, 3.0);
586 m_settingsbar.addButton(fly_id, L"fly", "fly_btn.png");
587 m_settingsbar.addButton(noclip_id, L"noclip", "noclip_btn.png");
588 m_settingsbar.addButton(fast_id, L"fast", "fast_btn.png");
589 m_settingsbar.addButton(debug_id, L"debug", "debug_btn.png");
590 m_settingsbar.addButton(camera_id, L"camera", "camera_btn.png");
591 m_settingsbar.addButton(range_id, L"rangeview", "rangeview_btn.png");
592 m_settingsbar.addButton(minimap_id, L"minimap", "minimap_btn.png");
594 // Chat is shown by default, so chat_hide_btn.png is shown first.
595 m_settingsbar.addToggleButton(toggle_chat_id, L"togglechat",
596 "chat_hide_btn.png", "chat_show_btn.png");
598 m_rarecontrolsbar.init(m_texturesource, "rare_controls.png",
599 rare_controls_starter_id,
600 v2s32(0.25 * button_size,
601 m_screensize.Y - ((RARE_CONTROLS_BAR_Y_OFFSET + 1.0) * button_size)
602 + (0.5 * button_size)),
603 v2s32(0.75 * button_size,
604 m_screensize.Y - (RARE_CONTROLS_BAR_Y_OFFSET * button_size)
605 + (0.5 * button_size)),
606 AHBB_Dir_Left_Right, 2.0);
608 m_rarecontrolsbar.addButton(chat_id, L"Chat", "chat_btn.png");
609 m_rarecontrolsbar.addButton(inventory_id, L"inv", "inventory_btn.png");
610 m_rarecontrolsbar.addButton(drop_id, L"drop", "drop_btn.png");
614 touch_gui_button_id TouchScreenGUI::getButtonID(s32 x, s32 y)
616 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
618 if (rootguielement != NULL) {
619 gui::IGUIElement *element =
620 rootguielement->getElementFromPoint(core::position2d<s32>(x, y));
623 for (unsigned int i=0; i < after_last_element_id; i++) {
624 if (element == m_buttons[i].guibutton) {
625 return (touch_gui_button_id) i;
630 return after_last_element_id;
633 touch_gui_button_id TouchScreenGUI::getButtonID(int eventID)
635 for (unsigned int i=0; i < after_last_element_id; i++) {
636 button_info *btn = &m_buttons[i];
638 std::vector<int>::iterator id =
639 std::find(btn->ids.begin(), btn->ids.end(), eventID);
641 if (id != btn->ids.end())
642 return (touch_gui_button_id) i;
645 return after_last_element_id;
648 bool TouchScreenGUI::isHUDButton(const SEvent &event)
650 // check if hud item is pressed
651 for (std::map<int, rect<s32> >::iterator iter = m_hud_rects.begin();
652 iter != m_hud_rects.end(); ++iter) {
653 if (iter->second.isPointInside(
654 v2s32(event.TouchInput.X,
657 if ( iter->first < 8) {
658 SEvent *translated = new SEvent();
659 memset(translated, 0, sizeof(SEvent));
660 translated->EventType = irr::EET_KEY_INPUT_EVENT;
661 translated->KeyInput.Key = (irr::EKEY_CODE) (KEY_KEY_1 + iter->first);
662 translated->KeyInput.Control = false;
663 translated->KeyInput.Shift = false;
664 translated->KeyInput.PressedDown = true;
665 m_receiver->OnEvent(*translated);
666 m_hud_ids[event.TouchInput.ID] = translated->KeyInput.Key;
675 bool TouchScreenGUI::isReleaseHUDButton(int eventID)
677 std::map<int, irr::EKEY_CODE>::iterator iter = m_hud_ids.find(eventID);
679 if (iter != m_hud_ids.end()) {
680 SEvent *translated = new SEvent();
681 memset(translated, 0, sizeof(SEvent));
682 translated->EventType = irr::EET_KEY_INPUT_EVENT;
683 translated->KeyInput.Key = iter->second;
684 translated->KeyInput.PressedDown = false;
685 translated->KeyInput.Control = false;
686 translated->KeyInput.Shift = false;
687 m_receiver->OnEvent(*translated);
688 m_hud_ids.erase(iter);
695 void TouchScreenGUI::handleButtonEvent(touch_gui_button_id button,
696 int eventID, bool action)
698 button_info *btn = &m_buttons[button];
699 SEvent *translated = new SEvent();
700 memset(translated, 0, sizeof(SEvent));
701 translated->EventType = irr::EET_KEY_INPUT_EVENT;
702 translated->KeyInput.Key = btn->keycode;
703 translated->KeyInput.Control = false;
704 translated->KeyInput.Shift = false;
705 translated->KeyInput.Char = 0;
709 assert(std::find(btn->ids.begin(), btn->ids.end(), eventID) == btn->ids.end());
711 btn->ids.push_back(eventID);
713 if (btn->ids.size() > 1) return;
715 btn->repeatcounter = 0;
716 translated->KeyInput.PressedDown = true;
717 translated->KeyInput.Key = btn->keycode;
718 m_receiver->OnEvent(*translated);
721 if ((!action) || (btn->immediate_release)) {
723 std::vector<int>::iterator pos =
724 std::find(btn->ids.begin(), btn->ids.end(), eventID);
725 // has to be in touch list
726 assert(pos != btn->ids.end());
729 if (btn->ids.size() > 0) { return; }
731 translated->KeyInput.PressedDown = false;
732 btn->repeatcounter = -1;
733 m_receiver->OnEvent(*translated);
739 void TouchScreenGUI::handleReleaseEvent(int evt_id)
741 touch_gui_button_id button = getButtonID(evt_id);
743 // handle button events
744 if (button != after_last_element_id) {
745 handleButtonEvent(button, evt_id, false);
747 // handle hud button events
748 else if (isReleaseHUDButton(evt_id)) {
749 // nothing to do here
750 } else if (m_settingsbar.isReleaseButton(evt_id)) {
751 // nothing to do here
752 } else if (m_rarecontrolsbar.isReleaseButton(evt_id)) {
753 // nothing to do here
755 // handle the point used for moving view
756 else if (evt_id == m_move_id) {
759 // if this pointer issued a mouse event issue symmetric release here
760 if (m_move_sent_as_mouse_event) {
761 SEvent *translated = new SEvent;
762 memset(translated, 0, sizeof(SEvent));
763 translated->EventType = EET_MOUSE_INPUT_EVENT;
764 translated->MouseInput.X = m_move_downlocation.X;
765 translated->MouseInput.Y = m_move_downlocation.Y;
766 translated->MouseInput.Shift = false;
767 translated->MouseInput.Control = false;
768 translated->MouseInput.ButtonStates = 0;
769 translated->MouseInput.Event = EMIE_LMOUSE_LEFT_UP;
770 m_receiver->OnEvent(*translated);
774 // do double tap detection
775 doubleTapDetection();
779 else if (evt_id == m_joystick_id) {
783 for (unsigned int i = 0; i < 4; i ++)
784 m_joystick_status[i] = false;
785 applyJoystickStatus();
787 m_joystick_btn_off->guibutton->setVisible(true);
788 m_joystick_btn_bg->guibutton->setVisible(false);
789 m_joystick_btn_center->guibutton->setVisible(false);
793 << "TouchScreenGUI::translateEvent released unknown button: "
794 << evt_id << std::endl;
797 for (std::vector<id_status>::iterator iter = m_known_ids.begin();
798 iter != m_known_ids.end(); ++iter) {
799 if (iter->id == evt_id) {
800 m_known_ids.erase(iter);
806 void TouchScreenGUI::translateEvent(const SEvent &event)
809 infostream << "TouchScreenGUI::translateEvent got event but not visible?!" << std::endl;
813 if (event.EventType != EET_TOUCH_INPUT_EVENT) {
817 if (event.TouchInput.Event == ETIE_PRESSED_DOWN) {
819 /* add to own copy of eventlist ...
820 * android would provide this information but irrlicht guys don't
821 * wanna design a efficient interface
824 toadd.id = event.TouchInput.ID;
825 toadd.X = event.TouchInput.X;
826 toadd.Y = event.TouchInput.Y;
827 m_known_ids.push_back(toadd);
829 int eventID = event.TouchInput.ID;
831 touch_gui_button_id button =
832 getButtonID(event.TouchInput.X, event.TouchInput.Y);
834 // handle button events
835 if (button != after_last_element_id) {
836 handleButtonEvent(button, eventID, true);
837 m_settingsbar.deactivate();
838 m_rarecontrolsbar.deactivate();
839 } else if (isHUDButton(event)) {
840 m_settingsbar.deactivate();
841 m_rarecontrolsbar.deactivate();
842 // already handled in isHUDButton()
843 } else if (m_settingsbar.isButton(event)) {
844 m_rarecontrolsbar.deactivate();
845 // already handled in isSettingsBarButton()
846 } else if (m_rarecontrolsbar.isButton(event)) {
847 m_settingsbar.deactivate();
848 // already handled in isSettingsBarButton()
850 // handle non button events
852 m_settingsbar.deactivate();
853 m_rarecontrolsbar.deactivate();
855 u32 button_size = getGuiButtonSize();
856 s32 dxj = event.TouchInput.X - button_size * 5 / 2;
857 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5 / 2;
859 /* Select joystick when left 1/3 of screen dragged or
860 * when joystick tapped (fixed joystick position)
862 if ((m_fixed_joystick && dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5) ||
863 (!m_fixed_joystick && event.TouchInput.X < m_screensize.X / 3)) {
864 // If we don't already have a starting point for joystick make this the one.
865 if (m_joystick_id == -1) {
866 m_joystick_id = event.TouchInput.ID;
867 m_joystick_has_really_moved = false;
869 m_joystick_btn_off->guibutton->setVisible(false);
870 m_joystick_btn_bg->guibutton->setVisible(true);
871 m_joystick_btn_center->guibutton->setVisible(true);
873 // If it's a fixed joystick, don't move the joystick "button".
874 if (!m_fixed_joystick) {
875 m_joystick_btn_bg->guibutton->setRelativePosition(v2s32(
876 event.TouchInput.X - button_size * 3 / 2,
877 event.TouchInput.Y - button_size * 3 / 2));
879 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
880 event.TouchInput.X - button_size / 2,
881 event.TouchInput.Y - button_size / 2));
884 // If we don't already have a moving point make this the moving one.
885 if (m_move_id == -1) {
886 m_move_id = event.TouchInput.ID;
887 m_move_has_really_moved = false;
888 m_move_downtime = porting::getTimeMs();
889 m_move_downlocation = v2s32(event.TouchInput.X, event.TouchInput.Y);
890 m_move_sent_as_mouse_event = false;
895 m_pointerpos[event.TouchInput.ID] = v2s32(event.TouchInput.X, event.TouchInput.Y);
897 else if (event.TouchInput.Event == ETIE_LEFT_UP) {
898 verbosestream << "Up event for pointerid: " << event.TouchInput.ID << std::endl;
899 handleReleaseEvent(event.TouchInput.ID);
902 assert(event.TouchInput.Event == ETIE_MOVED);
903 int move_idx = event.TouchInput.ID;
905 if (m_pointerpos[event.TouchInput.ID] ==
906 v2s32(event.TouchInput.X, event.TouchInput.Y)) {
910 if (m_move_id != -1) {
911 if ((event.TouchInput.ID == m_move_id) &&
912 (!m_move_sent_as_mouse_event)) {
914 double distance = sqrt(
915 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) *
916 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) +
917 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y) *
918 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y));
920 if ((distance > m_touchscreen_threshold) ||
921 (m_move_has_really_moved)) {
922 m_move_has_really_moved = true;
923 s32 X = event.TouchInput.X;
924 s32 Y = event.TouchInput.Y;
926 // update camera_yaw and camera_pitch
927 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
928 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
930 // adapt to similar behaviour as pc screen
931 double d = g_settings->getFloat("mouse_sensitivity") * 4;
932 double old_yaw = m_camera_yaw_change;
933 double old_pitch = m_camera_pitch;
935 m_camera_yaw_change -= dx * d;
936 m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dy * d), -180), 180);
939 m_shootline = m_device
941 ->getSceneCollisionManager()
942 ->getRayFromScreenCoordinates(v2s32(X, Y));
943 m_pointerpos[event.TouchInput.ID] = v2s32(X, Y);
946 else if ((event.TouchInput.ID == m_move_id) &&
947 (m_move_sent_as_mouse_event)) {
948 m_shootline = m_device
950 ->getSceneCollisionManager()
951 ->getRayFromScreenCoordinates(
952 v2s32(event.TouchInput.X, event.TouchInput.Y));
956 if (m_joystick_id != -1 && event.TouchInput.ID == m_joystick_id) {
957 u32 button_size = getGuiButtonSize();
958 s32 X = event.TouchInput.X;
959 s32 Y = event.TouchInput.Y;
961 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
962 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
963 if (m_fixed_joystick) {
964 dx = X - button_size * 5 / 2;
965 dy = Y - m_screensize.Y + button_size * 5 / 2;
968 double distance_sq = dx * dx + dy * dy;
970 s32 dxj = event.TouchInput.X - button_size * 5 / 2;
971 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5 / 2;
972 bool inside_joystick = (dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5);
974 if (m_joystick_has_really_moved ||
975 (!m_joystick_has_really_moved && inside_joystick) ||
976 (!m_fixed_joystick &&
977 distance_sq > m_touchscreen_threshold * m_touchscreen_threshold)) {
978 m_joystick_has_really_moved = true;
979 double distance = sqrt(distance_sq);
982 double angle = acos(dx / distance) * 180 / M_PI;
985 // rotate to make comparing easier
986 angle = fmod(angle + 180 + 22.5, 360);
988 // reset state before applying
989 for (unsigned int i = 0; i < 5; i ++)
990 m_joystick_status[i] = false;
992 if (distance <= m_touchscreen_threshold) {
994 } else if (angle < 45)
995 m_joystick_status[j_left] = true;
996 else if (angle < 90) {
997 m_joystick_status[j_forward] = true;
998 m_joystick_status[j_left] = true;
999 } else if (angle < 135)
1000 m_joystick_status[j_forward] = true;
1001 else if (angle < 180) {
1002 m_joystick_status[j_forward] = true;
1003 m_joystick_status[j_right] = true;
1004 } else if (angle < 225)
1005 m_joystick_status[j_right] = true;
1006 else if (angle < 270) {
1007 m_joystick_status[j_backward] = true;
1008 m_joystick_status[j_right] = true;
1009 } else if (angle < 315)
1010 m_joystick_status[j_backward] = true;
1011 else if (angle <= 360) {
1012 m_joystick_status[j_backward] = true;
1013 m_joystick_status[j_left] = true;
1016 if (distance > button_size) {
1017 m_joystick_status[j_special1] = true;
1018 // move joystick "button"
1019 s32 ndx = (s32) button_size * dx / distance - (s32) button_size / 2;
1020 s32 ndy = (s32) button_size * dy / distance - (s32) button_size / 2;
1021 if (m_fixed_joystick) {
1022 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1023 button_size * 5 / 2 + ndx,
1024 m_screensize.Y - button_size * 5 / 2 + ndy));
1026 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1027 m_pointerpos[event.TouchInput.ID].X + ndx,
1028 m_pointerpos[event.TouchInput.ID].Y + ndy));
1031 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1032 X - button_size / 2, Y - button_size / 2));
1037 if (m_move_id == -1 && m_joystick_id == -1) {
1038 handleChangedButton(event);
1043 void TouchScreenGUI::handleChangedButton(const SEvent &event)
1045 for (unsigned int i = 0; i < after_last_element_id; i++) {
1047 if (m_buttons[i].ids.empty()) {
1050 for (std::vector<int>::iterator iter = m_buttons[i].ids.begin();
1051 iter != m_buttons[i].ids.end(); ++iter) {
1053 if (event.TouchInput.ID == *iter) {
1055 int current_button_id =
1056 getButtonID(event.TouchInput.X, event.TouchInput.Y);
1058 if (current_button_id == i) {
1062 // remove old button
1063 handleButtonEvent((touch_gui_button_id) i, *iter, false);
1065 if (current_button_id == after_last_element_id) {
1068 handleButtonEvent((touch_gui_button_id) current_button_id, *iter, true);
1075 int current_button_id = getButtonID(event.TouchInput.X, event.TouchInput.Y);
1077 if (current_button_id == after_last_element_id) {
1081 button_info *btn = &m_buttons[current_button_id];
1082 if (std::find(btn->ids.begin(), btn->ids.end(), event.TouchInput.ID)
1085 handleButtonEvent((touch_gui_button_id) current_button_id,
1086 event.TouchInput.ID, true);
1091 bool TouchScreenGUI::doubleTapDetection()
1093 m_key_events[0].down_time = m_key_events[1].down_time;
1094 m_key_events[0].x = m_key_events[1].x;
1095 m_key_events[0].y = m_key_events[1].y;
1096 m_key_events[1].down_time = m_move_downtime;
1097 m_key_events[1].x = m_move_downlocation.X;
1098 m_key_events[1].y = m_move_downlocation.Y;
1100 u64 delta = porting::getDeltaMs(m_key_events[0].down_time, porting::getTimeMs());
1104 double distance = sqrt(
1105 (m_key_events[0].x - m_key_events[1].x) * (m_key_events[0].x - m_key_events[1].x) +
1106 (m_key_events[0].y - m_key_events[1].y) * (m_key_events[0].y - m_key_events[1].y));
1109 if (distance > (20 + m_touchscreen_threshold))
1112 SEvent *translated = new SEvent();
1113 memset(translated, 0, sizeof(SEvent));
1114 translated->EventType = EET_MOUSE_INPUT_EVENT;
1115 translated->MouseInput.X = m_key_events[0].x;
1116 translated->MouseInput.Y = m_key_events[0].y;
1117 translated->MouseInput.Shift = false;
1118 translated->MouseInput.Control = false;
1119 translated->MouseInput.ButtonStates = EMBSM_RIGHT;
1122 m_shootline = m_device
1124 ->getSceneCollisionManager()
1125 ->getRayFromScreenCoordinates(v2s32(m_key_events[0].x, m_key_events[0].y));
1127 translated->MouseInput.Event = EMIE_RMOUSE_PRESSED_DOWN;
1128 verbosestream << "TouchScreenGUI::translateEvent right click press" << std::endl;
1129 m_receiver->OnEvent(*translated);
1131 translated->MouseInput.ButtonStates = 0;
1132 translated->MouseInput.Event = EMIE_RMOUSE_LEFT_UP;
1133 verbosestream << "TouchScreenGUI::translateEvent right click release" << std::endl;
1134 m_receiver->OnEvent(*translated);
1140 void TouchScreenGUI::applyJoystickStatus()
1142 for (unsigned int i = 0; i < 5; i ++) {
1143 if (i == 4 && !m_joystick_triggers_special1)
1146 SEvent translated{};
1147 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1148 translated.KeyInput.Key = id2keycode(m_joystick_names[i]);
1149 translated.KeyInput.PressedDown = false;
1150 m_receiver->OnEvent(translated);
1152 if (m_joystick_status[i]) {
1153 translated.KeyInput.PressedDown = true;
1154 m_receiver->OnEvent(translated);
1159 TouchScreenGUI::~TouchScreenGUI()
1161 for (unsigned int i = 0; i < after_last_element_id; i++) {
1162 button_info *btn = &m_buttons[i];
1163 if (btn->guibutton) {
1164 btn->guibutton->drop();
1165 btn->guibutton = NULL;
1169 if (m_joystick_btn_off->guibutton) {
1170 m_joystick_btn_off->guibutton->drop();
1171 m_joystick_btn_off->guibutton = NULL;
1174 if (m_joystick_btn_bg->guibutton) {
1175 m_joystick_btn_bg->guibutton->drop();
1176 m_joystick_btn_bg->guibutton = NULL;
1179 if (m_joystick_btn_center->guibutton) {
1180 m_joystick_btn_center->guibutton->drop();
1181 m_joystick_btn_center->guibutton = NULL;
1185 void TouchScreenGUI::step(float dtime)
1187 // simulate keyboard repeats
1188 for (unsigned int i = 0; i < after_last_element_id; i++) {
1189 button_info *btn = &m_buttons[i];
1191 if (btn->ids.size() > 0) {
1192 btn->repeatcounter += dtime;
1194 // in case we're moving around digging does not happen
1195 if (m_move_id != -1)
1196 m_move_has_really_moved = true;
1198 if (btn->repeatcounter < btn->repeatdelay) continue;
1200 btn->repeatcounter = 0;
1202 memset(&translated, 0, sizeof(SEvent));
1203 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1204 translated.KeyInput.Key = btn->keycode;
1205 translated.KeyInput.PressedDown = false;
1206 m_receiver->OnEvent(translated);
1208 translated.KeyInput.PressedDown = true;
1209 m_receiver->OnEvent(translated);
1214 applyJoystickStatus();
1216 // if a new placed pointer isn't moved for some time start digging
1217 if ((m_move_id != -1) &&
1218 (!m_move_has_really_moved) &&
1219 (!m_move_sent_as_mouse_event)) {
1221 u64 delta = porting::getDeltaMs(m_move_downtime, porting::getTimeMs());
1223 if (delta > MIN_DIG_TIME_MS) {
1224 m_shootline = m_device
1226 ->getSceneCollisionManager()
1227 ->getRayFromScreenCoordinates(
1228 v2s32(m_move_downlocation.X,m_move_downlocation.Y));
1231 memset(&translated, 0, sizeof(SEvent));
1232 translated.EventType = EET_MOUSE_INPUT_EVENT;
1233 translated.MouseInput.X = m_move_downlocation.X;
1234 translated.MouseInput.Y = m_move_downlocation.Y;
1235 translated.MouseInput.Shift = false;
1236 translated.MouseInput.Control = false;
1237 translated.MouseInput.ButtonStates = EMBSM_LEFT;
1238 translated.MouseInput.Event = EMIE_LMOUSE_PRESSED_DOWN;
1239 verbosestream << "TouchScreenGUI::step left click press" << std::endl;
1240 m_receiver->OnEvent(translated);
1241 m_move_sent_as_mouse_event = true;
1245 m_settingsbar.step(dtime);
1246 m_rarecontrolsbar.step(dtime);
1249 void TouchScreenGUI::resetHud()
1251 m_hud_rects.clear();
1254 void TouchScreenGUI::registerHudItem(int index, const rect<s32> &rect)
1256 m_hud_rects[index] = rect;
1259 void TouchScreenGUI::Toggle(bool visible)
1261 m_visible = visible;
1262 for (unsigned int i = 0; i < after_last_element_id; i++) {
1263 button_info *btn = &m_buttons[i];
1264 if (btn->guibutton) {
1265 btn->guibutton->setVisible(visible);
1269 if (m_joystick_btn_off->guibutton) {
1270 m_joystick_btn_off->guibutton->setVisible(visible);
1273 // clear all active buttons
1275 while (m_known_ids.size() > 0) {
1276 handleReleaseEvent(m_known_ids.begin()->id);
1279 m_settingsbar.hide();
1280 m_rarecontrolsbar.hide();
1282 m_settingsbar.show();
1283 m_rarecontrolsbar.show();
1287 void TouchScreenGUI::hide()
1295 void TouchScreenGUI::show()