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"
28 #include "util/numeric.h"
30 #include "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 *[]) {
48 const char **touchgui_joystick_imagenames = (const char *[]) {
54 static irr::EKEY_CODE id2keycode(touch_gui_button_id id)
114 return keyname_to_keycode(g_settings->get("keymap_" + key).c_str());
117 TouchScreenGUI *g_touchscreengui;
119 static void load_button_texture(button_info *btn, const char *path,
120 rect<s32> button_rect, ISimpleTextureSource *tsrc, video::IVideoDriver *driver)
123 video::ITexture *texture = guiScalingImageButton(driver,
124 tsrc->getTexture(path, &tid), button_rect.getWidth(),
125 button_rect.getHeight());
127 btn->guibutton->setUseAlphaChannel(true);
128 if (g_settings->getBool("gui_scaling_filter")) {
129 rect<s32> txr_rect = rect<s32>(0, 0, button_rect.getWidth(), button_rect.getHeight());
130 btn->guibutton->setImage(texture, txr_rect);
131 btn->guibutton->setPressedImage(texture, txr_rect);
132 btn->guibutton->setScaleImage(false);
134 btn->guibutton->setImage(texture);
135 btn->guibutton->setPressedImage(texture);
136 btn->guibutton->setScaleImage(true);
138 btn->guibutton->setDrawBorder(false);
139 btn->guibutton->setText(L"");
143 AutoHideButtonBar::AutoHideButtonBar(IrrlichtDevice *device,
144 IEventReceiver *receiver) :
145 m_driver(device->getVideoDriver()),
146 m_guienv(device->getGUIEnvironment()),
151 void AutoHideButtonBar::init(ISimpleTextureSource *tsrc,
152 const char *starter_img, int button_id, v2s32 UpperLeft,
153 v2s32 LowerRight, autohide_button_bar_dir dir, float timeout)
155 m_texturesource = tsrc;
157 m_upper_left = UpperLeft;
158 m_lower_right = LowerRight;
162 irr::core::rect<int> current_button = rect<s32>(UpperLeft.X, UpperLeft.Y,
163 LowerRight.X, LowerRight.Y);
165 m_starter.guibutton = m_guienv->addButton(current_button, 0, button_id, L"", 0);
166 m_starter.guibutton->grab();
167 m_starter.repeatcounter = -1;
168 m_starter.keycode = KEY_OEM_8; // use invalid keycode as it's not relevant
169 m_starter.immediate_release = true;
170 m_starter.ids.clear();
172 load_button_texture(&m_starter, starter_img, current_button,
173 m_texturesource, m_driver);
176 m_timeout_value = timeout;
178 m_initialized = true;
181 AutoHideButtonBar::~AutoHideButtonBar()
183 if (m_starter.guibutton) {
184 m_starter.guibutton->setVisible(false);
185 m_starter.guibutton->drop();
189 void AutoHideButtonBar::addButton(touch_gui_button_id button_id,
190 const wchar_t *caption, const char *btn_image)
193 if (!m_initialized) {
194 errorstream << "AutoHideButtonBar::addButton not yet initialized!"
200 if ((m_dir == AHBB_Dir_Top_Bottom) || (m_dir == AHBB_Dir_Bottom_Top)) {
201 button_size = m_lower_right.X - m_upper_left.X;
203 button_size = m_lower_right.Y - m_upper_left.Y;
206 irr::core::rect<int> current_button;
208 if ((m_dir == AHBB_Dir_Right_Left) || (m_dir == AHBB_Dir_Left_Right)) {
213 if (m_dir == AHBB_Dir_Left_Right) {
214 x_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
215 + (button_size * 0.25);
216 x_end = x_start + button_size;
218 x_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
219 - (button_size * 0.25);
220 x_start = x_end - button_size;
223 current_button = rect<s32>(x_start, m_upper_left.Y, x_end,
229 if (m_dir == AHBB_Dir_Top_Bottom) {
230 y_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
231 + (button_size * 0.25);
232 y_end = y_start + button_size;
234 y_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
235 - (button_size * 0.25);
236 y_start = y_end - button_size;
239 current_button = rect<s32>(m_upper_left.X, y_start, m_lower_right.Y,
243 button_info *btn = new button_info();
244 btn->guibutton = m_guienv->addButton(current_button, 0, button_id, caption, 0);
245 btn->guibutton->grab();
246 btn->guibutton->setVisible(false);
247 btn->guibutton->setEnabled(false);
248 btn->repeatcounter = -1;
249 btn->keycode = id2keycode(button_id);
250 btn->immediate_release = true;
253 load_button_texture(btn, btn_image, current_button, m_texturesource,
256 m_buttons.push_back(btn);
259 void AutoHideButtonBar::addToggleButton(touch_gui_button_id button_id,
260 const wchar_t *caption, const char *btn_image_1,
261 const char *btn_image_2)
263 addButton(button_id, caption, btn_image_1);
264 button_info *btn = m_buttons.back();
266 btn->textures.push_back(btn_image_1);
267 btn->textures.push_back(btn_image_2);
270 bool AutoHideButtonBar::isButton(const SEvent &event)
272 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
274 if (rootguielement == NULL) {
278 gui::IGUIElement *element = rootguielement->getElementFromPoint(
279 core::position2d<s32>(event.TouchInput.X, event.TouchInput.Y));
281 if (element == NULL) {
286 // check for all buttons in vector
288 std::vector<button_info *>::iterator iter = m_buttons.begin();
290 while (iter != m_buttons.end()) {
291 if ((*iter)->guibutton == element) {
293 SEvent *translated = new SEvent();
294 memset(translated, 0, sizeof(SEvent));
295 translated->EventType = irr::EET_KEY_INPUT_EVENT;
296 translated->KeyInput.Key = (*iter)->keycode;
297 translated->KeyInput.Control = false;
298 translated->KeyInput.Shift = false;
299 translated->KeyInput.Char = 0;
302 translated->KeyInput.PressedDown = true;
303 m_receiver->OnEvent(*translated);
306 translated->KeyInput.PressedDown = false;
307 m_receiver->OnEvent(*translated);
311 (*iter)->ids.push_back(event.TouchInput.ID);
315 if ((*iter)->togglable == 1) {
316 (*iter)->togglable = 2;
317 load_button_texture(*iter, (*iter)->textures[1],
318 (*iter)->guibutton->getRelativePosition(),
319 m_texturesource, m_driver);
320 } else if ((*iter)->togglable == 2) {
321 (*iter)->togglable = 1;
322 load_button_texture(*iter, (*iter)->textures[0],
323 (*iter)->guibutton->getRelativePosition(),
324 m_texturesource, m_driver);
332 // check for starter button only
333 if (element == m_starter.guibutton) {
334 m_starter.ids.push_back(event.TouchInput.ID);
335 m_starter.guibutton->setVisible(false);
336 m_starter.guibutton->setEnabled(false);
340 std::vector<button_info*>::iterator iter = m_buttons.begin();
342 while (iter != m_buttons.end()) {
343 (*iter)->guibutton->setVisible(true);
344 (*iter)->guibutton->setEnabled(true);
354 bool AutoHideButtonBar::isReleaseButton(int eventID)
356 std::vector<int>::iterator id = std::find(m_starter.ids.begin(),
357 m_starter.ids.end(), eventID);
359 if (id != m_starter.ids.end()) {
360 m_starter.ids.erase(id);
364 std::vector<button_info *>::iterator iter = m_buttons.begin();
366 while (iter != m_buttons.end()) {
367 std::vector<int>::iterator id = std::find((*iter)->ids.begin(),
368 (*iter)->ids.end(), eventID);
370 if (id != (*iter)->ids.end()) {
371 (*iter)->ids.erase(id);
372 // TODO handle settings button release
381 void AutoHideButtonBar::step(float dtime)
386 if (m_timeout > m_timeout_value) {
392 void AutoHideButtonBar::deactivate()
395 m_starter.guibutton->setVisible(true);
396 m_starter.guibutton->setEnabled(true);
400 std::vector<button_info *>::iterator iter = m_buttons.begin();
402 while (iter != m_buttons.end()) {
403 (*iter)->guibutton->setVisible(false);
404 (*iter)->guibutton->setEnabled(false);
409 void AutoHideButtonBar::hide()
412 m_starter.guibutton->setVisible(false);
413 m_starter.guibutton->setEnabled(false);
415 std::vector<button_info *>::iterator iter = m_buttons.begin();
417 while (iter != m_buttons.end()) {
418 (*iter)->guibutton->setVisible(false);
419 (*iter)->guibutton->setEnabled(false);
424 void AutoHideButtonBar::show()
429 std::vector<button_info *>::iterator iter = m_buttons.begin();
431 while (iter != m_buttons.end()) {
432 (*iter)->guibutton->setVisible(true);
433 (*iter)->guibutton->setEnabled(true);
437 m_starter.guibutton->setVisible(true);
438 m_starter.guibutton->setEnabled(true);
442 TouchScreenGUI::TouchScreenGUI(IrrlichtDevice *device, IEventReceiver *receiver):
444 m_guienv(device->getGUIEnvironment()),
445 m_receiver(receiver),
446 m_settingsbar(device, receiver),
447 m_rarecontrolsbar(device, receiver)
449 for (unsigned int i=0; i < after_last_element_id; i++) {
450 m_buttons[i].guibutton = 0;
451 m_buttons[i].repeatcounter = -1;
452 m_buttons[i].repeatdelay = BUTTON_REPEAT_DELAY;
455 m_touchscreen_threshold = g_settings->getU16("touchscreen_threshold");
456 m_fixed_joystick = g_settings->getBool("fixed_virtual_joystick");
457 m_screensize = m_device->getVideoDriver()->getScreenSize();
460 void TouchScreenGUI::initButton(touch_gui_button_id id, rect<s32> button_rect,
461 std::wstring caption, bool immediate_release, float repeat_delay)
464 button_info *btn = &m_buttons[id];
465 btn->guibutton = m_guienv->addButton(button_rect, 0, id, caption.c_str());
466 btn->guibutton->grab();
467 btn->repeatcounter = -1;
468 btn->repeatdelay = repeat_delay;
469 btn->keycode = id2keycode(id);
470 btn->immediate_release = immediate_release;
473 load_button_texture(btn, touchgui_button_imagenames[id], button_rect,
474 m_texturesource, m_device->getVideoDriver());
477 button_info *TouchScreenGUI::initJoystickButton(touch_gui_button_id id, rect<s32> button_rect,
478 int texture_id, bool visible)
480 button_info *btn = new button_info();
481 btn->guibutton = m_guienv->addButton(button_rect, 0, id, L"O");
482 btn->guibutton->setVisible(visible);
483 btn->guibutton->grab();
486 load_button_texture(btn, touchgui_joystick_imagenames[texture_id], button_rect,
487 m_texturesource, m_device->getVideoDriver());
492 static int getMaxControlPadSize(float density) {
493 return 200 * density * g_settings->getFloat("hud_scaling");
496 int TouchScreenGUI::getGuiButtonSize()
498 u32 control_pad_size = MYMIN((2 * m_screensize.Y) / 3,
499 getMaxControlPadSize(porting::getDisplayDensity()));
501 return control_pad_size / 3;
504 void TouchScreenGUI::init(ISimpleTextureSource *tsrc)
508 u32 button_size = getGuiButtonSize();
510 m_texturesource = tsrc;
512 /* Init joystick display "button"
513 * Joystick is placed on bottom left of screen.
515 if (m_fixed_joystick) {
516 m_joystick_btn_off = initJoystickButton(joystick_off_id,
517 rect<s32>(button_size,
518 m_screensize.Y - button_size * 4,
520 m_screensize.Y - button_size), 0);
522 m_joystick_btn_off = initJoystickButton(joystick_off_id,
523 rect<s32>(button_size,
524 m_screensize.Y - button_size * 3,
526 m_screensize.Y - button_size), 0);
529 m_joystick_btn_bg = initJoystickButton(joystick_bg_id,
530 rect<s32>(button_size,
531 m_screensize.Y - button_size * 4,
533 m_screensize.Y - button_size),
536 m_joystick_btn_center = initJoystickButton(joystick_center_id,
537 rect<s32>(0, 0, button_size, button_size), 2, false);
541 rect<s32>(m_screensize.X - (1.75 * button_size),
542 m_screensize.Y - button_size,
543 m_screensize.X - (0.25 * button_size),
547 // init crunch button
548 initButton(crunch_id,
549 rect<s32>(m_screensize.X - (3.25 * button_size),
550 m_screensize.Y - button_size,
551 m_screensize.X - (1.75 * button_size),
557 rect<s32>(m_screensize.X - (1.25 * button_size),
558 m_screensize.Y - (3 * button_size),
559 m_screensize.X - (0.25 * button_size),
560 m_screensize.Y - (2 * button_size)),
563 m_settingsbar.init(m_texturesource, "gear_icon.png", settings_starter_id,
564 v2s32(m_screensize.X - (button_size / 2),
565 m_screensize.Y - ((SETTINGS_BAR_Y_OFFSET + 1) * button_size)
566 + (button_size * 0.5)),
567 v2s32(m_screensize.X,
568 m_screensize.Y - (SETTINGS_BAR_Y_OFFSET * button_size)
569 + (button_size * 0.5)), AHBB_Dir_Right_Left,
572 m_settingsbar.addButton(fly_id, L"fly", "fly_btn.png");
573 m_settingsbar.addButton(noclip_id, L"noclip", "noclip_btn.png");
574 m_settingsbar.addButton(fast_id, L"fast", "fast_btn.png");
575 m_settingsbar.addButton(debug_id, L"debug", "debug_btn.png");
576 m_settingsbar.addButton(camera_id, L"camera", "camera_btn.png");
577 m_settingsbar.addButton(range_id, L"rangeview", "rangeview_btn.png");
578 m_settingsbar.addButton(minimap_id, L"minimap", "minimap_btn.png");
580 // Chat is shown by default, so chat_hide_btn.png is shown first.
581 m_settingsbar.addToggleButton(toggle_chat_id, L"togglechat",
582 "chat_hide_btn.png", "chat_show_btn.png");
584 m_rarecontrolsbar.init(m_texturesource, "rare_controls.png",
585 rare_controls_starter_id,
588 - ((RARE_CONTROLS_BAR_Y_OFFSET + 1) * button_size)
589 + (button_size * 0.5)),
590 v2s32(button_size / 2,
591 m_screensize.Y - (RARE_CONTROLS_BAR_Y_OFFSET * button_size)
592 + (button_size * 0.5)), AHBB_Dir_Left_Right,
595 m_rarecontrolsbar.addButton(chat_id, L"Chat", "chat_btn.png");
596 m_rarecontrolsbar.addButton(inventory_id, L"inv", "inventory_btn.png");
597 m_rarecontrolsbar.addButton(drop_id, L"drop", "drop_btn.png");
601 touch_gui_button_id TouchScreenGUI::getButtonID(s32 x, s32 y)
603 IGUIElement *rootguielement = m_guienv->getRootGUIElement();
605 if (rootguielement != NULL) {
606 gui::IGUIElement *element =
607 rootguielement->getElementFromPoint(core::position2d<s32>(x, y));
610 for (unsigned int i=0; i < after_last_element_id; i++) {
611 if (element == m_buttons[i].guibutton) {
612 return (touch_gui_button_id) i;
617 return after_last_element_id;
620 touch_gui_button_id TouchScreenGUI::getButtonID(int eventID)
622 for (unsigned int i=0; i < after_last_element_id; i++) {
623 button_info *btn = &m_buttons[i];
625 std::vector<int>::iterator id =
626 std::find(btn->ids.begin(), btn->ids.end(), eventID);
628 if (id != btn->ids.end())
629 return (touch_gui_button_id) i;
632 return after_last_element_id;
635 bool TouchScreenGUI::isHUDButton(const SEvent &event)
637 // check if hud item is pressed
638 for (std::map<int, rect<s32> >::iterator iter = m_hud_rects.begin();
639 iter != m_hud_rects.end(); ++iter) {
640 if (iter->second.isPointInside(
641 v2s32(event.TouchInput.X,
644 if ( iter->first < 8) {
645 SEvent *translated = new SEvent();
646 memset(translated, 0, sizeof(SEvent));
647 translated->EventType = irr::EET_KEY_INPUT_EVENT;
648 translated->KeyInput.Key = (irr::EKEY_CODE) (KEY_KEY_1 + iter->first);
649 translated->KeyInput.Control = false;
650 translated->KeyInput.Shift = false;
651 translated->KeyInput.PressedDown = true;
652 m_receiver->OnEvent(*translated);
653 m_hud_ids[event.TouchInput.ID] = translated->KeyInput.Key;
662 bool TouchScreenGUI::isReleaseHUDButton(int eventID)
664 std::map<int, irr::EKEY_CODE>::iterator iter = m_hud_ids.find(eventID);
666 if (iter != m_hud_ids.end()) {
667 SEvent *translated = new SEvent();
668 memset(translated, 0, sizeof(SEvent));
669 translated->EventType = irr::EET_KEY_INPUT_EVENT;
670 translated->KeyInput.Key = iter->second;
671 translated->KeyInput.PressedDown = false;
672 translated->KeyInput.Control = false;
673 translated->KeyInput.Shift = false;
674 m_receiver->OnEvent(*translated);
675 m_hud_ids.erase(iter);
682 void TouchScreenGUI::handleButtonEvent(touch_gui_button_id button,
683 int eventID, bool action)
685 button_info *btn = &m_buttons[button];
686 SEvent *translated = new SEvent();
687 memset(translated, 0, sizeof(SEvent));
688 translated->EventType = irr::EET_KEY_INPUT_EVENT;
689 translated->KeyInput.Key = btn->keycode;
690 translated->KeyInput.Control = false;
691 translated->KeyInput.Shift = false;
692 translated->KeyInput.Char = 0;
696 assert(std::find(btn->ids.begin(), btn->ids.end(), eventID) == btn->ids.end());
698 btn->ids.push_back(eventID);
700 if (btn->ids.size() > 1) return;
702 btn->repeatcounter = 0;
703 translated->KeyInput.PressedDown = true;
704 translated->KeyInput.Key = btn->keycode;
705 m_receiver->OnEvent(*translated);
708 if ((!action) || (btn->immediate_release)) {
710 std::vector<int>::iterator pos =
711 std::find(btn->ids.begin(), btn->ids.end(), eventID);
712 // has to be in touch list
713 assert(pos != btn->ids.end());
716 if (btn->ids.size() > 0) { return; }
718 translated->KeyInput.PressedDown = false;
719 btn->repeatcounter = -1;
720 m_receiver->OnEvent(*translated);
726 void TouchScreenGUI::handleReleaseEvent(int evt_id)
728 touch_gui_button_id button = getButtonID(evt_id);
730 // handle button events
731 if (button != after_last_element_id) {
732 handleButtonEvent(button, evt_id, false);
734 // handle hud button events
735 else if (isReleaseHUDButton(evt_id)) {
736 // nothing to do here
737 } else if (m_settingsbar.isReleaseButton(evt_id)) {
738 // nothing to do here
739 } else if (m_rarecontrolsbar.isReleaseButton(evt_id)) {
740 // nothing to do here
742 // handle the point used for moving view
743 else if (evt_id == m_move_id) {
746 // if this pointer issued a mouse event issue symmetric release here
747 if (m_move_sent_as_mouse_event) {
748 SEvent *translated = new SEvent;
749 memset(translated, 0, sizeof(SEvent));
750 translated->EventType = EET_MOUSE_INPUT_EVENT;
751 translated->MouseInput.X = m_move_downlocation.X;
752 translated->MouseInput.Y = m_move_downlocation.Y;
753 translated->MouseInput.Shift = false;
754 translated->MouseInput.Control = false;
755 translated->MouseInput.ButtonStates = 0;
756 translated->MouseInput.Event = EMIE_LMOUSE_LEFT_UP;
757 m_receiver->OnEvent(*translated);
761 // do double tap detection
762 doubleTapDetection();
766 else if (evt_id == m_joystick_id) {
770 for (unsigned int i = 0; i < 4; i ++)
771 m_joystick_status[i] = false;
772 applyJoystickStatus();
774 m_joystick_btn_off->guibutton->setVisible(true);
775 m_joystick_btn_bg->guibutton->setVisible(false);
776 m_joystick_btn_center->guibutton->setVisible(false);
780 << "TouchScreenGUI::translateEvent released unknown button: "
781 << evt_id << std::endl;
784 for (std::vector<id_status>::iterator iter = m_known_ids.begin();
785 iter != m_known_ids.end(); ++iter) {
786 if (iter->id == evt_id) {
787 m_known_ids.erase(iter);
793 void TouchScreenGUI::translateEvent(const SEvent &event)
796 infostream << "TouchScreenGUI::translateEvent got event but not visible?!" << std::endl;
800 if (event.EventType != EET_TOUCH_INPUT_EVENT) {
804 if (event.TouchInput.Event == ETIE_PRESSED_DOWN) {
806 /* add to own copy of eventlist ...
807 * android would provide this information but irrlicht guys don't
808 * wanna design a efficient interface
811 toadd.id = event.TouchInput.ID;
812 toadd.X = event.TouchInput.X;
813 toadd.Y = event.TouchInput.Y;
814 m_known_ids.push_back(toadd);
816 int eventID = event.TouchInput.ID;
818 touch_gui_button_id button =
819 getButtonID(event.TouchInput.X, event.TouchInput.Y);
821 // handle button events
822 if (button != after_last_element_id) {
823 handleButtonEvent(button, eventID, true);
824 m_settingsbar.deactivate();
825 m_rarecontrolsbar.deactivate();
826 } else if (isHUDButton(event)) {
827 m_settingsbar.deactivate();
828 m_rarecontrolsbar.deactivate();
829 // already handled in isHUDButton()
830 } else if (m_settingsbar.isButton(event)) {
831 m_rarecontrolsbar.deactivate();
832 // already handled in isSettingsBarButton()
833 } else if (m_rarecontrolsbar.isButton(event)) {
834 m_settingsbar.deactivate();
835 // already handled in isSettingsBarButton()
837 // handle non button events
839 m_settingsbar.deactivate();
840 m_rarecontrolsbar.deactivate();
842 u32 button_size = getGuiButtonSize();
843 s32 dxj = event.TouchInput.X - button_size * 5 / 2;
844 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5 / 2;
846 /* Select joystick when left 1/3 of screen dragged or
847 * when joystick tapped (fixed joystick position)
849 if ((m_fixed_joystick && dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5) ||
850 (!m_fixed_joystick && event.TouchInput.X < m_screensize.X / 3)) {
851 // If we don't already have a starting point for joystick make this the one.
852 if (m_joystick_id == -1) {
853 m_joystick_id = event.TouchInput.ID;
854 m_joystick_has_really_moved = false;
856 m_joystick_btn_off->guibutton->setVisible(false);
857 m_joystick_btn_bg->guibutton->setVisible(true);
858 m_joystick_btn_center->guibutton->setVisible(true);
860 // If it's a fixed joystick, don't move the joystick "button".
861 if (!m_fixed_joystick) {
862 m_joystick_btn_bg->guibutton->setRelativePosition(v2s32(
863 event.TouchInput.X - button_size * 3 / 2,
864 event.TouchInput.Y - button_size * 3 / 2));
866 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
867 event.TouchInput.X - button_size / 2,
868 event.TouchInput.Y - button_size / 2));
871 // If we don't already have a moving point make this the moving one.
872 if (m_move_id == -1) {
873 m_move_id = event.TouchInput.ID;
874 m_move_has_really_moved = false;
875 m_move_downtime = porting::getTimeMs();
876 m_move_downlocation = v2s32(event.TouchInput.X, event.TouchInput.Y);
877 m_move_sent_as_mouse_event = false;
882 m_pointerpos[event.TouchInput.ID] = v2s32(event.TouchInput.X, event.TouchInput.Y);
884 else if (event.TouchInput.Event == ETIE_LEFT_UP) {
885 verbosestream << "Up event for pointerid: " << event.TouchInput.ID << std::endl;
886 handleReleaseEvent(event.TouchInput.ID);
889 assert(event.TouchInput.Event == ETIE_MOVED);
890 int move_idx = event.TouchInput.ID;
892 if (m_pointerpos[event.TouchInput.ID] ==
893 v2s32(event.TouchInput.X, event.TouchInput.Y)) {
897 if (m_move_id != -1) {
898 if ((event.TouchInput.ID == m_move_id) &&
899 (!m_move_sent_as_mouse_event)) {
901 double distance = sqrt(
902 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) *
903 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) +
904 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y) *
905 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y));
907 if ((distance > m_touchscreen_threshold) ||
908 (m_move_has_really_moved)) {
909 m_move_has_really_moved = true;
910 s32 X = event.TouchInput.X;
911 s32 Y = event.TouchInput.Y;
913 // update camera_yaw and camera_pitch
914 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
915 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
917 // adapt to similar behaviour as pc screen
918 double d = g_settings->getFloat("mouse_sensitivity") * 4;
919 double old_yaw = m_camera_yaw_change;
920 double old_pitch = m_camera_pitch;
922 m_camera_yaw_change -= dx * d;
923 m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dy * d), -180), 180);
926 m_shootline = m_device
928 ->getSceneCollisionManager()
929 ->getRayFromScreenCoordinates(v2s32(X, Y));
930 m_pointerpos[event.TouchInput.ID] = v2s32(X, Y);
933 else if ((event.TouchInput.ID == m_move_id) &&
934 (m_move_sent_as_mouse_event)) {
935 m_shootline = m_device
937 ->getSceneCollisionManager()
938 ->getRayFromScreenCoordinates(
939 v2s32(event.TouchInput.X, event.TouchInput.Y));
943 if (m_joystick_id != -1 && event.TouchInput.ID == m_joystick_id) {
944 u32 button_size = getGuiButtonSize();
945 s32 X = event.TouchInput.X;
946 s32 Y = event.TouchInput.Y;
948 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
949 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
950 if (m_fixed_joystick) {
951 dx = X - button_size * 5 / 2;
952 dy = Y - m_screensize.Y + button_size * 5 / 2;
955 double distance_sq = dx * dx + dy * dy;
957 s32 dxj = event.TouchInput.X - button_size * 5 / 2;
958 s32 dyj = event.TouchInput.Y - m_screensize.Y + button_size * 5 / 2;
959 bool inside_joystick = (dxj * dxj + dyj * dyj <= button_size * button_size * 1.5 * 1.5);
961 if (m_joystick_has_really_moved ||
962 (!m_joystick_has_really_moved && inside_joystick) ||
963 (!m_fixed_joystick &&
964 distance_sq > m_touchscreen_threshold * m_touchscreen_threshold)) {
965 m_joystick_has_really_moved = true;
966 double distance = sqrt(distance_sq);
969 double angle = acos(dx / distance) * 180 / M_PI;
972 // rotate to make comparing easier
973 angle = fmod(angle + 180 + 22.5, 360);
975 // reset state before applying
976 for (unsigned int i = 0; i < 4; i ++)
977 m_joystick_status[i] = false;
979 if (distance <= m_touchscreen_threshold) {
981 } else if (angle < 45)
982 m_joystick_status[j_left] = true;
983 else if (angle < 90) {
984 m_joystick_status[j_forward] = true;
985 m_joystick_status[j_left] = true;
986 } else if (angle < 135)
987 m_joystick_status[j_forward] = true;
988 else if (angle < 180) {
989 m_joystick_status[j_forward] = true;
990 m_joystick_status[j_right] = true;
991 } else if (angle < 225)
992 m_joystick_status[j_right] = true;
993 else if (angle < 270) {
994 m_joystick_status[j_backward] = true;
995 m_joystick_status[j_right] = true;
996 } else if (angle < 315)
997 m_joystick_status[j_backward] = true;
998 else if (angle <= 360) {
999 m_joystick_status[j_backward] = true;
1000 m_joystick_status[j_left] = true;
1003 // move joystick "button"
1004 if (distance > button_size) {
1005 s32 ndx = (s32) button_size * dx / distance - (s32) button_size / 2;
1006 s32 ndy = (s32) button_size * dy / distance - (s32) button_size / 2;
1007 if (m_fixed_joystick) {
1008 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1009 button_size * 5 / 2 + ndx,
1010 m_screensize.Y - button_size * 5 / 2 + ndy));
1012 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1013 m_pointerpos[event.TouchInput.ID].X + ndx,
1014 m_pointerpos[event.TouchInput.ID].Y + ndy));
1017 m_joystick_btn_center->guibutton->setRelativePosition(v2s32(
1018 X - button_size / 2, Y - button_size / 2));
1023 if (m_move_id == -1 && m_joystick_id == -1) {
1024 handleChangedButton(event);
1029 void TouchScreenGUI::handleChangedButton(const SEvent &event)
1031 for (unsigned int i = 0; i < after_last_element_id; i++) {
1033 if (m_buttons[i].ids.empty()) {
1036 for (std::vector<int>::iterator iter = m_buttons[i].ids.begin();
1037 iter != m_buttons[i].ids.end(); ++iter) {
1039 if (event.TouchInput.ID == *iter) {
1041 int current_button_id =
1042 getButtonID(event.TouchInput.X, event.TouchInput.Y);
1044 if (current_button_id == i) {
1048 // remove old button
1049 handleButtonEvent((touch_gui_button_id) i, *iter, false);
1051 if (current_button_id == after_last_element_id) {
1054 handleButtonEvent((touch_gui_button_id) current_button_id, *iter, true);
1061 int current_button_id = getButtonID(event.TouchInput.X, event.TouchInput.Y);
1063 if (current_button_id == after_last_element_id) {
1067 button_info *btn = &m_buttons[current_button_id];
1068 if (std::find(btn->ids.begin(), btn->ids.end(), event.TouchInput.ID)
1071 handleButtonEvent((touch_gui_button_id) current_button_id,
1072 event.TouchInput.ID, true);
1077 bool TouchScreenGUI::doubleTapDetection()
1079 m_key_events[0].down_time = m_key_events[1].down_time;
1080 m_key_events[0].x = m_key_events[1].x;
1081 m_key_events[0].y = m_key_events[1].y;
1082 m_key_events[1].down_time = m_move_downtime;
1083 m_key_events[1].x = m_move_downlocation.X;
1084 m_key_events[1].y = m_move_downlocation.Y;
1086 u64 delta = porting::getDeltaMs(m_key_events[0].down_time, porting::getTimeMs());
1090 double distance = sqrt(
1091 (m_key_events[0].x - m_key_events[1].x) * (m_key_events[0].x - m_key_events[1].x) +
1092 (m_key_events[0].y - m_key_events[1].y) * (m_key_events[0].y - m_key_events[1].y));
1095 if (distance > (20 + m_touchscreen_threshold))
1098 SEvent *translated = new SEvent();
1099 memset(translated, 0, sizeof(SEvent));
1100 translated->EventType = EET_MOUSE_INPUT_EVENT;
1101 translated->MouseInput.X = m_key_events[0].x;
1102 translated->MouseInput.Y = m_key_events[0].y;
1103 translated->MouseInput.Shift = false;
1104 translated->MouseInput.Control = false;
1105 translated->MouseInput.ButtonStates = EMBSM_RIGHT;
1108 m_shootline = m_device
1110 ->getSceneCollisionManager()
1111 ->getRayFromScreenCoordinates(v2s32(m_key_events[0].x, m_key_events[0].y));
1113 translated->MouseInput.Event = EMIE_RMOUSE_PRESSED_DOWN;
1114 verbosestream << "TouchScreenGUI::translateEvent right click press" << std::endl;
1115 m_receiver->OnEvent(*translated);
1117 translated->MouseInput.ButtonStates = 0;
1118 translated->MouseInput.Event = EMIE_RMOUSE_LEFT_UP;
1119 verbosestream << "TouchScreenGUI::translateEvent right click release" << std::endl;
1120 m_receiver->OnEvent(*translated);
1126 void TouchScreenGUI::applyJoystickStatus()
1128 for (unsigned int i = 0; i < 4; i ++) {
1129 SEvent translated{};
1130 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1131 translated.KeyInput.Key = id2keycode(m_joystick_names[i]);
1132 translated.KeyInput.PressedDown = false;
1133 m_receiver->OnEvent(translated);
1135 if (m_joystick_status[i]) {
1136 translated.KeyInput.PressedDown = true;
1137 m_receiver->OnEvent(translated);
1142 TouchScreenGUI::~TouchScreenGUI()
1144 for (unsigned int i = 0; i < after_last_element_id; i++) {
1145 button_info *btn = &m_buttons[i];
1146 if (btn->guibutton) {
1147 btn->guibutton->drop();
1148 btn->guibutton = NULL;
1152 if (m_joystick_btn_off->guibutton) {
1153 m_joystick_btn_off->guibutton->drop();
1154 m_joystick_btn_off->guibutton = NULL;
1157 if (m_joystick_btn_bg->guibutton) {
1158 m_joystick_btn_bg->guibutton->drop();
1159 m_joystick_btn_bg->guibutton = NULL;
1162 if (m_joystick_btn_center->guibutton) {
1163 m_joystick_btn_center->guibutton->drop();
1164 m_joystick_btn_center->guibutton = NULL;
1168 void TouchScreenGUI::step(float dtime)
1170 // simulate keyboard repeats
1171 for (unsigned int i = 0; i < after_last_element_id; i++) {
1172 button_info *btn = &m_buttons[i];
1174 if (btn->ids.size() > 0) {
1175 btn->repeatcounter += dtime;
1177 // in case we're moving around digging does not happen
1178 if (m_move_id != -1)
1179 m_move_has_really_moved = true;
1181 if (btn->repeatcounter < btn->repeatdelay) continue;
1183 btn->repeatcounter = 0;
1185 memset(&translated, 0, sizeof(SEvent));
1186 translated.EventType = irr::EET_KEY_INPUT_EVENT;
1187 translated.KeyInput.Key = btn->keycode;
1188 translated.KeyInput.PressedDown = false;
1189 m_receiver->OnEvent(translated);
1191 translated.KeyInput.PressedDown = true;
1192 m_receiver->OnEvent(translated);
1197 applyJoystickStatus();
1199 // if a new placed pointer isn't moved for some time start digging
1200 if ((m_move_id != -1) &&
1201 (!m_move_has_really_moved) &&
1202 (!m_move_sent_as_mouse_event)) {
1204 u64 delta = porting::getDeltaMs(m_move_downtime, porting::getTimeMs());
1206 if (delta > MIN_DIG_TIME_MS) {
1207 m_shootline = m_device
1209 ->getSceneCollisionManager()
1210 ->getRayFromScreenCoordinates(
1211 v2s32(m_move_downlocation.X,m_move_downlocation.Y));
1214 memset(&translated, 0, sizeof(SEvent));
1215 translated.EventType = EET_MOUSE_INPUT_EVENT;
1216 translated.MouseInput.X = m_move_downlocation.X;
1217 translated.MouseInput.Y = m_move_downlocation.Y;
1218 translated.MouseInput.Shift = false;
1219 translated.MouseInput.Control = false;
1220 translated.MouseInput.ButtonStates = EMBSM_LEFT;
1221 translated.MouseInput.Event = EMIE_LMOUSE_PRESSED_DOWN;
1222 verbosestream << "TouchScreenGUI::step left click press" << std::endl;
1223 m_receiver->OnEvent(translated);
1224 m_move_sent_as_mouse_event = true;
1228 m_settingsbar.step(dtime);
1229 m_rarecontrolsbar.step(dtime);
1232 void TouchScreenGUI::resetHud()
1234 m_hud_rects.clear();
1237 void TouchScreenGUI::registerHudItem(int index, const rect<s32> &rect)
1239 m_hud_rects[index] = rect;
1242 void TouchScreenGUI::Toggle(bool visible)
1244 m_visible = visible;
1245 for (unsigned int i = 0; i < after_last_element_id; i++) {
1246 button_info *btn = &m_buttons[i];
1247 if (btn->guibutton) {
1248 btn->guibutton->setVisible(visible);
1252 if (m_joystick_btn_off->guibutton) {
1253 m_joystick_btn_off->guibutton->setVisible(visible);
1256 // clear all active buttons
1258 while (m_known_ids.size() > 0) {
1259 handleReleaseEvent(m_known_ids.begin()->id);
1262 m_settingsbar.hide();
1263 m_rarecontrolsbar.hide();
1265 m_settingsbar.show();
1266 m_rarecontrolsbar.show();
1270 void TouchScreenGUI::hide()
1278 void TouchScreenGUI::show()