2 Copyright (C) 2014 sapier
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License along
15 with this program; if not, write to the Free Software Foundation, Inc.,
16 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #include "touchscreengui.h"
20 #include "irrlichttypes.h"
26 #include "util/numeric.h"
28 #include "guiscalingfilter.h"
33 #include <ISceneCollisionManager.h>
35 // Very slow button repeat frequency (in seconds)
36 #define SLOW_BUTTON_REPEAT (1.0f)
38 using namespace irr::core;
40 extern Settings *g_settings;
42 const char** touchgui_button_imagenames = (const char*[]) {
51 static irr::EKEY_CODE id2keycode(touch_gui_button_id id)
102 return keyname_to_keycode(g_settings->get("keymap_" + key).c_str());
105 TouchScreenGUI *g_touchscreengui;
107 static void load_button_texture(button_info* btn, const char* path,
108 rect<s32> button_rect, ISimpleTextureSource* tsrc, video::IVideoDriver *driver)
111 video::ITexture *texture = guiScalingImageButton(driver,
112 tsrc->getTexture(path, &tid), button_rect.getWidth(),
113 button_rect.getHeight());
115 btn->guibutton->setUseAlphaChannel(true);
116 if (g_settings->getBool("gui_scaling_filter")) {
117 rect<s32> txr_rect = rect<s32>(0, 0, button_rect.getWidth(), button_rect.getHeight());
118 btn->guibutton->setImage(texture, txr_rect);
119 btn->guibutton->setPressedImage(texture, txr_rect);
120 btn->guibutton->setScaleImage(false);
122 btn->guibutton->setImage(texture);
123 btn->guibutton->setPressedImage(texture);
124 btn->guibutton->setScaleImage(true);
126 btn->guibutton->setDrawBorder(false);
127 btn->guibutton->setText(L"");
131 AutoHideButtonBar::AutoHideButtonBar(IrrlichtDevice *device,
132 IEventReceiver* receiver) :
133 m_driver(device->getVideoDriver()),
134 m_guienv(device->getGUIEnvironment()),
139 void AutoHideButtonBar::init(ISimpleTextureSource* tsrc,
140 const char* starter_img, int button_id, v2s32 UpperLeft,
141 v2s32 LowerRight, autohide_button_bar_dir dir, float timeout)
143 m_texturesource = tsrc;
145 m_upper_left = UpperLeft;
146 m_lower_right = LowerRight;
148 /* init settings bar */
150 irr::core::rect<int> current_button = rect<s32>(UpperLeft.X, UpperLeft.Y,
151 LowerRight.X, LowerRight.Y);
153 m_starter.guibutton = m_guienv->addButton(current_button, 0, button_id, L"", 0);
154 m_starter.guibutton->grab();
155 m_starter.repeatcounter = -1;
156 m_starter.keycode = KEY_OEM_8; // use invalid keycode as it's not relevant
157 m_starter.immediate_release = true;
158 m_starter.ids.clear();
160 load_button_texture(&m_starter, starter_img, current_button,
161 m_texturesource, m_driver);
164 m_timeout_value = timeout;
166 m_initialized = true;
169 AutoHideButtonBar::~AutoHideButtonBar()
171 if (m_starter.guibutton) {
172 m_starter.guibutton->setVisible(false);
173 m_starter.guibutton->drop();
177 void AutoHideButtonBar::addButton(touch_gui_button_id button_id,
178 const wchar_t* caption, const char* btn_image)
181 if (!m_initialized) {
182 errorstream << "AutoHideButtonBar::addButton not yet initialized!"
188 if ((m_dir == AHBB_Dir_Top_Bottom) || (m_dir == AHBB_Dir_Bottom_Top)) {
189 button_size = m_lower_right.X - m_upper_left.X;
191 button_size = m_lower_right.Y - m_upper_left.Y;
194 irr::core::rect<int> current_button;
196 if ((m_dir == AHBB_Dir_Right_Left) || (m_dir == AHBB_Dir_Left_Right)) {
201 if (m_dir == AHBB_Dir_Left_Right) {
202 x_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
203 + (button_size * 0.25);
204 x_end = x_start + button_size;
206 x_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
207 - (button_size * 0.25);
208 x_start = x_end - button_size;
211 current_button = rect<s32>(x_start, m_upper_left.Y, x_end,
217 if (m_dir == AHBB_Dir_Top_Bottom) {
218 y_start = m_lower_right.X + (button_size * 1.25 * m_buttons.size())
219 + (button_size * 0.25);
220 y_end = y_start + button_size;
222 y_end = m_upper_left.X - (button_size * 1.25 * m_buttons.size())
223 - (button_size * 0.25);
224 y_start = y_end - button_size;
227 current_button = rect<s32>(m_upper_left.X, y_start, m_lower_right.Y,
231 button_info* btn = new button_info();
232 btn->guibutton = m_guienv->addButton(current_button, 0, button_id, caption, 0);
233 btn->guibutton->grab();
234 btn->guibutton->setVisible(false);
235 btn->guibutton->setEnabled(false);
236 btn->repeatcounter = -1;
237 btn->keycode = id2keycode(button_id);
238 btn->immediate_release = true;
241 load_button_texture(btn, btn_image, current_button, m_texturesource,
244 m_buttons.push_back(btn);
247 bool AutoHideButtonBar::isButton(const SEvent &event)
249 IGUIElement* rootguielement = m_guienv->getRootGUIElement();
251 if (rootguielement == NULL) {
255 gui::IGUIElement *element = rootguielement->getElementFromPoint(
256 core::position2d<s32>(event.TouchInput.X, event.TouchInput.Y));
258 if (element == NULL) {
263 /* check for all buttons in vector */
265 std::vector<button_info*>::iterator iter = m_buttons.begin();
267 while (iter != m_buttons.end()) {
268 if ((*iter)->guibutton == element) {
270 SEvent* translated = new SEvent();
271 memset(translated, 0, sizeof(SEvent));
272 translated->EventType = irr::EET_KEY_INPUT_EVENT;
273 translated->KeyInput.Key = (*iter)->keycode;
274 translated->KeyInput.Control = false;
275 translated->KeyInput.Shift = false;
276 translated->KeyInput.Char = 0;
279 translated->KeyInput.PressedDown = true;
280 m_receiver->OnEvent(*translated);
282 /* remove this event */
283 translated->KeyInput.PressedDown = false;
284 m_receiver->OnEvent(*translated);
288 (*iter)->ids.push_back(event.TouchInput.ID);
297 /* check for starter button only */
298 if (element == m_starter.guibutton) {
299 m_starter.ids.push_back(event.TouchInput.ID);
300 m_starter.guibutton->setVisible(false);
301 m_starter.guibutton->setEnabled(false);
305 std::vector<button_info*>::iterator iter = m_buttons.begin();
307 while (iter != m_buttons.end()) {
308 (*iter)->guibutton->setVisible(true);
309 (*iter)->guibutton->setEnabled(true);
319 bool AutoHideButtonBar::isReleaseButton(int eventID)
321 std::vector<int>::iterator id = std::find(m_starter.ids.begin(),
322 m_starter.ids.end(), eventID);
324 if (id != m_starter.ids.end()) {
325 m_starter.ids.erase(id);
329 std::vector<button_info*>::iterator iter = m_buttons.begin();
331 while (iter != m_buttons.end()) {
332 std::vector<int>::iterator id = std::find((*iter)->ids.begin(),
333 (*iter)->ids.end(), eventID);
335 if (id != (*iter)->ids.end()) {
336 (*iter)->ids.erase(id);
337 // TODO handle settings button release
346 void AutoHideButtonBar::step(float dtime)
351 if (m_timeout > m_timeout_value) {
357 void AutoHideButtonBar::deactivate()
359 if (m_visible == true) {
360 m_starter.guibutton->setVisible(true);
361 m_starter.guibutton->setEnabled(true);
365 std::vector<button_info*>::iterator iter = m_buttons.begin();
367 while (iter != m_buttons.end()) {
368 (*iter)->guibutton->setVisible(false);
369 (*iter)->guibutton->setEnabled(false);
374 void AutoHideButtonBar::hide()
377 m_starter.guibutton->setVisible(false);
378 m_starter.guibutton->setEnabled(false);
380 std::vector<button_info*>::iterator iter = m_buttons.begin();
382 while (iter != m_buttons.end()) {
383 (*iter)->guibutton->setVisible(false);
384 (*iter)->guibutton->setEnabled(false);
389 void AutoHideButtonBar::show()
394 std::vector<button_info*>::iterator iter = m_buttons.begin();
396 while (iter != m_buttons.end()) {
397 (*iter)->guibutton->setVisible(true);
398 (*iter)->guibutton->setEnabled(true);
402 m_starter.guibutton->setVisible(true);
403 m_starter.guibutton->setEnabled(true);
407 TouchScreenGUI::TouchScreenGUI(IrrlichtDevice *device, IEventReceiver* receiver):
409 m_guienv(device->getGUIEnvironment()),
410 m_receiver(receiver),
411 m_settingsbar(device, receiver),
412 m_rarecontrolsbar(device, receiver)
414 for (unsigned int i=0; i < after_last_element_id; i++) {
415 m_buttons[i].guibutton = 0;
416 m_buttons[i].repeatcounter = -1;
417 m_buttons[i].repeatdelay = BUTTON_REPEAT_DELAY;
420 m_screensize = m_device->getVideoDriver()->getScreenSize();
423 void TouchScreenGUI::initButton(touch_gui_button_id id, rect<s32> button_rect,
424 std::wstring caption, bool immediate_release, float repeat_delay)
427 button_info* btn = &m_buttons[id];
428 btn->guibutton = m_guienv->addButton(button_rect, 0, id, caption.c_str());
429 btn->guibutton->grab();
430 btn->repeatcounter = -1;
431 btn->repeatdelay = repeat_delay;
432 btn->keycode = id2keycode(id);
433 btn->immediate_release = immediate_release;
436 load_button_texture(btn,touchgui_button_imagenames[id],button_rect,
437 m_texturesource, m_device->getVideoDriver());
440 static int getMaxControlPadSize(float density) {
441 return 200 * density * g_settings->getFloat("hud_scaling");
444 int TouchScreenGUI::getGuiButtonSize()
446 u32 control_pad_size = MYMIN((2 * m_screensize.Y) / 3,
447 getMaxControlPadSize(porting::getDisplayDensity()));
449 return control_pad_size / 3;
452 void TouchScreenGUI::init(ISimpleTextureSource* tsrc)
456 u32 button_size = getGuiButtonSize();
458 m_texturesource = tsrc;
463 for now only 0, 1, 2, and 4 are used
466 for (int y = 0; y < 2; ++y)
467 for (int x = 0; x < 3; ++x, ++number) {
468 rect<s32> button_rect(
469 x * button_size, m_screensize.Y - button_size * (2 - y),
470 (x + 1) * button_size, m_screensize.Y - button_size * (1 - y)
472 touch_gui_button_id id = after_last_element_id;
473 std::wstring caption;
492 if (id != after_last_element_id) {
493 initButton(id, button_rect, caption, false);
497 /* init jump button */
499 rect<s32>(m_screensize.X-(1.75*button_size),
500 m_screensize.Y - (0.5*button_size),
501 m_screensize.X-(0.25*button_size),
505 /* init crunch button */
506 initButton(crunch_id,
507 rect<s32>(m_screensize.X-(3.25*button_size),
508 m_screensize.Y - (0.5*button_size),
509 m_screensize.X-(1.75*button_size),
513 m_settingsbar.init(m_texturesource, "gear_icon.png", settings_starter_id,
514 v2s32(m_screensize.X - (button_size / 2),
515 m_screensize.Y - ((SETTINGS_BAR_Y_OFFSET + 1) * button_size)
516 + (button_size * 0.5)),
517 v2s32(m_screensize.X,
518 m_screensize.Y - (SETTINGS_BAR_Y_OFFSET * button_size)
519 + (button_size * 0.5)), AHBB_Dir_Right_Left,
522 m_settingsbar.addButton(fly_id, L"fly", "fly_btn.png");
523 m_settingsbar.addButton(noclip_id, L"noclip", "noclip_btn.png");
524 m_settingsbar.addButton(fast_id, L"fast", "fast_btn.png");
525 m_settingsbar.addButton(debug_id, L"debug", "debug_btn.png");
526 m_settingsbar.addButton(camera_id, L"camera", "camera_btn.png");
527 m_settingsbar.addButton(range_id, L"rangeview", "rangeview_btn.png");
529 m_rarecontrolsbar.init(m_texturesource, "rare_controls.png",
530 rare_controls_starter_id,
533 - ((RARE_CONTROLS_BAR_Y_OFFSET + 1) * button_size)
534 + (button_size * 0.5)),
535 v2s32(button_size / 2,
536 m_screensize.Y - (RARE_CONTROLS_BAR_Y_OFFSET * button_size)
537 + (button_size * 0.5)), AHBB_Dir_Left_Right,
540 m_rarecontrolsbar.addButton(chat_id, L"Chat", "chat_btn.png");
541 m_rarecontrolsbar.addButton(inventory_id, L"inv", "inventory_btn.png");
542 m_rarecontrolsbar.addButton(drop_id, L"drop", "drop_btn.png");
546 touch_gui_button_id TouchScreenGUI::getButtonID(s32 x, s32 y)
548 IGUIElement* rootguielement = m_guienv->getRootGUIElement();
550 if (rootguielement != NULL) {
551 gui::IGUIElement *element =
552 rootguielement->getElementFromPoint(core::position2d<s32>(x,y));
555 for (unsigned int i=0; i < after_last_element_id; i++) {
556 if (element == m_buttons[i].guibutton) {
557 return (touch_gui_button_id) i;
562 return after_last_element_id;
565 touch_gui_button_id TouchScreenGUI::getButtonID(int eventID)
567 for (unsigned int i=0; i < after_last_element_id; i++) {
568 button_info* btn = &m_buttons[i];
570 std::vector<int>::iterator id =
571 std::find(btn->ids.begin(),btn->ids.end(), eventID);
573 if (id != btn->ids.end())
574 return (touch_gui_button_id) i;
577 return after_last_element_id;
580 bool TouchScreenGUI::isHUDButton(const SEvent &event)
582 // check if hud item is pressed
583 for (std::map<int,rect<s32> >::iterator iter = m_hud_rects.begin();
584 iter != m_hud_rects.end(); ++iter) {
585 if (iter->second.isPointInside(
586 v2s32(event.TouchInput.X,
589 if ( iter->first < 8) {
590 SEvent* translated = new SEvent();
591 memset(translated,0,sizeof(SEvent));
592 translated->EventType = irr::EET_KEY_INPUT_EVENT;
593 translated->KeyInput.Key = (irr::EKEY_CODE) (KEY_KEY_1 + iter->first);
594 translated->KeyInput.Control = false;
595 translated->KeyInput.Shift = false;
596 translated->KeyInput.PressedDown = true;
597 m_receiver->OnEvent(*translated);
598 m_hud_ids[event.TouchInput.ID] = translated->KeyInput.Key;
607 bool TouchScreenGUI::isReleaseHUDButton(int eventID)
609 std::map<int,irr::EKEY_CODE>::iterator iter = m_hud_ids.find(eventID);
611 if (iter != m_hud_ids.end()) {
612 SEvent* translated = new SEvent();
613 memset(translated,0,sizeof(SEvent));
614 translated->EventType = irr::EET_KEY_INPUT_EVENT;
615 translated->KeyInput.Key = iter->second;
616 translated->KeyInput.PressedDown = false;
617 translated->KeyInput.Control = false;
618 translated->KeyInput.Shift = false;
619 m_receiver->OnEvent(*translated);
620 m_hud_ids.erase(iter);
627 void TouchScreenGUI::handleButtonEvent(touch_gui_button_id button,
628 int eventID, bool action)
630 button_info* btn = &m_buttons[button];
631 SEvent* translated = new SEvent();
632 memset(translated,0,sizeof(SEvent));
633 translated->EventType = irr::EET_KEY_INPUT_EVENT;
634 translated->KeyInput.Key = btn->keycode;
635 translated->KeyInput.Control = false;
636 translated->KeyInput.Shift = false;
637 translated->KeyInput.Char = 0;
641 assert(std::find(btn->ids.begin(),btn->ids.end(), eventID) == btn->ids.end());
643 btn->ids.push_back(eventID);
645 if (btn->ids.size() > 1) return;
647 btn->repeatcounter = 0;
648 translated->KeyInput.PressedDown = true;
649 translated->KeyInput.Key = btn->keycode;
650 m_receiver->OnEvent(*translated);
653 if ((!action) || (btn->immediate_release)) {
655 std::vector<int>::iterator pos =
656 std::find(btn->ids.begin(),btn->ids.end(), eventID);
657 /* has to be in touch list */
658 assert(pos != btn->ids.end());
661 if (btn->ids.size() > 0) { return; }
663 translated->KeyInput.PressedDown = false;
664 btn->repeatcounter = -1;
665 m_receiver->OnEvent(*translated);
671 void TouchScreenGUI::handleReleaseEvent(int evt_id)
673 touch_gui_button_id button = getButtonID(evt_id);
675 /* handle button events */
676 if (button != after_last_element_id) {
677 handleButtonEvent(button, evt_id, false);
679 /* handle hud button events */
680 else if (isReleaseHUDButton(evt_id)) {
681 /* nothing to do here */
682 } else if (m_settingsbar.isReleaseButton(evt_id)) {
683 /* nothing to do here */
684 } else if (m_rarecontrolsbar.isReleaseButton(evt_id)) {
685 /* nothing to do here */
687 /* handle the point used for moving view */
688 else if (evt_id == m_move_id) {
691 /* if this pointer issued a mouse event issue symmetric release here */
692 if (m_move_sent_as_mouse_event) {
693 SEvent* translated = new SEvent;
694 memset(translated,0,sizeof(SEvent));
695 translated->EventType = EET_MOUSE_INPUT_EVENT;
696 translated->MouseInput.X = m_move_downlocation.X;
697 translated->MouseInput.Y = m_move_downlocation.Y;
698 translated->MouseInput.Shift = false;
699 translated->MouseInput.Control = false;
700 translated->MouseInput.ButtonStates = 0;
701 translated->MouseInput.Event = EMIE_LMOUSE_LEFT_UP;
702 m_receiver->OnEvent(*translated);
706 /* do double tap detection */
707 doubleTapDetection();
712 << "TouchScreenGUI::translateEvent released unknown button: "
713 << evt_id << std::endl;
716 for (std::vector<id_status>::iterator iter = m_known_ids.begin();
717 iter != m_known_ids.end(); ++iter) {
718 if (iter->id == evt_id) {
719 m_known_ids.erase(iter);
725 void TouchScreenGUI::translateEvent(const SEvent &event)
728 infostream << "TouchScreenGUI::translateEvent got event but not visible?!" << std::endl;
732 if (event.EventType != EET_TOUCH_INPUT_EVENT) {
736 if (event.TouchInput.Event == ETIE_PRESSED_DOWN) {
738 /* add to own copy of eventlist ...
739 * android would provide this information but irrlicht guys don't
740 * wanna design a efficient interface
743 toadd.id = event.TouchInput.ID;
744 toadd.X = event.TouchInput.X;
745 toadd.Y = event.TouchInput.Y;
746 m_known_ids.push_back(toadd);
748 int eventID = event.TouchInput.ID;
750 touch_gui_button_id button =
751 getButtonID(event.TouchInput.X, event.TouchInput.Y);
753 /* handle button events */
754 if (button != after_last_element_id) {
755 handleButtonEvent(button, eventID, true);
756 m_settingsbar.deactivate();
757 m_rarecontrolsbar.deactivate();
758 } else if (isHUDButton(event)) {
759 m_settingsbar.deactivate();
760 m_rarecontrolsbar.deactivate();
761 /* already handled in isHUDButton() */
762 } else if (m_settingsbar.isButton(event)) {
763 m_rarecontrolsbar.deactivate();
764 /* already handled in isSettingsBarButton() */
765 } else if (m_rarecontrolsbar.isButton(event)) {
766 m_settingsbar.deactivate();
767 /* already handled in isSettingsBarButton() */
769 /* handle non button events */
771 m_settingsbar.deactivate();
772 m_rarecontrolsbar.deactivate();
773 /* if we don't already have a moving point make this the moving one */
774 if (m_move_id == -1) {
775 m_move_id = event.TouchInput.ID;
776 m_move_has_really_moved = false;
777 m_move_downtime = porting::getTimeMs();
778 m_move_downlocation = v2s32(event.TouchInput.X, event.TouchInput.Y);
779 m_move_sent_as_mouse_event = false;
783 m_pointerpos[event.TouchInput.ID] = v2s32(event.TouchInput.X, event.TouchInput.Y);
785 else if (event.TouchInput.Event == ETIE_LEFT_UP) {
786 verbosestream << "Up event for pointerid: " << event.TouchInput.ID << std::endl;
787 handleReleaseEvent(event.TouchInput.ID);
790 assert(event.TouchInput.Event == ETIE_MOVED);
791 int move_idx = event.TouchInput.ID;
793 if (m_pointerpos[event.TouchInput.ID] ==
794 v2s32(event.TouchInput.X, event.TouchInput.Y)) {
798 if (m_move_id != -1) {
799 if ((event.TouchInput.ID == m_move_id) &&
800 (!m_move_sent_as_mouse_event)) {
802 double distance = sqrt(
803 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) *
804 (m_pointerpos[event.TouchInput.ID].X - event.TouchInput.X) +
805 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y) *
806 (m_pointerpos[event.TouchInput.ID].Y - event.TouchInput.Y));
808 if ((distance > g_settings->getU16("touchscreen_threshold")) ||
809 (m_move_has_really_moved)) {
810 m_move_has_really_moved = true;
811 s32 X = event.TouchInput.X;
812 s32 Y = event.TouchInput.Y;
814 // update camera_yaw and camera_pitch
815 s32 dx = X - m_pointerpos[event.TouchInput.ID].X;
816 s32 dy = Y - m_pointerpos[event.TouchInput.ID].Y;
818 /* adapt to similar behaviour as pc screen */
819 double d = g_settings->getFloat("mouse_sensitivity") *4;
820 double old_yaw = m_camera_yaw_change;
821 double old_pitch = m_camera_pitch;
823 m_camera_yaw_change -= dx * d;
824 m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dy * d), -180), 180);
827 m_shootline = m_device
829 ->getSceneCollisionManager()
830 ->getRayFromScreenCoordinates(v2s32(X, Y));
831 m_pointerpos[event.TouchInput.ID] = v2s32(X, Y);
834 else if ((event.TouchInput.ID == m_move_id) &&
835 (m_move_sent_as_mouse_event)) {
836 m_shootline = m_device
838 ->getSceneCollisionManager()
839 ->getRayFromScreenCoordinates(
840 v2s32(event.TouchInput.X,event.TouchInput.Y));
843 handleChangedButton(event);
848 void TouchScreenGUI::handleChangedButton(const SEvent &event)
850 for (unsigned int i = 0; i < after_last_element_id; i++) {
852 if (m_buttons[i].ids.empty()) {
855 for (std::vector<int>::iterator iter = m_buttons[i].ids.begin();
856 iter != m_buttons[i].ids.end(); ++iter) {
858 if (event.TouchInput.ID == *iter) {
860 int current_button_id =
861 getButtonID(event.TouchInput.X, event.TouchInput.Y);
863 if (current_button_id == i) {
867 /* remove old button */
868 handleButtonEvent((touch_gui_button_id) i,*iter,false);
870 if (current_button_id == after_last_element_id) {
873 handleButtonEvent((touch_gui_button_id) current_button_id,*iter,true);
880 int current_button_id = getButtonID(event.TouchInput.X, event.TouchInput.Y);
882 if (current_button_id == after_last_element_id) {
886 button_info* btn = &m_buttons[current_button_id];
887 if (std::find(btn->ids.begin(),btn->ids.end(), event.TouchInput.ID)
890 handleButtonEvent((touch_gui_button_id) current_button_id,
891 event.TouchInput.ID, true);
896 bool TouchScreenGUI::doubleTapDetection()
898 m_key_events[0].down_time = m_key_events[1].down_time;
899 m_key_events[0].x = m_key_events[1].x;
900 m_key_events[0].y = m_key_events[1].y;
901 m_key_events[1].down_time = m_move_downtime;
902 m_key_events[1].x = m_move_downlocation.X;
903 m_key_events[1].y = m_move_downlocation.Y;
905 u64 delta = porting::getDeltaMs(m_key_events[0].down_time, porting::getTimeMs());
909 double distance = sqrt(
910 (m_key_events[0].x - m_key_events[1].x) * (m_key_events[0].x - m_key_events[1].x) +
911 (m_key_events[0].y - m_key_events[1].y) * (m_key_events[0].y - m_key_events[1].y));
914 if (distance > (20 + g_settings->getU16("touchscreen_threshold")))
917 SEvent* translated = new SEvent();
918 memset(translated, 0, sizeof(SEvent));
919 translated->EventType = EET_MOUSE_INPUT_EVENT;
920 translated->MouseInput.X = m_key_events[0].x;
921 translated->MouseInput.Y = m_key_events[0].y;
922 translated->MouseInput.Shift = false;
923 translated->MouseInput.Control = false;
924 translated->MouseInput.ButtonStates = EMBSM_RIGHT;
927 m_shootline = m_device
929 ->getSceneCollisionManager()
930 ->getRayFromScreenCoordinates(v2s32(m_key_events[0].x, m_key_events[0].y));
932 translated->MouseInput.Event = EMIE_RMOUSE_PRESSED_DOWN;
933 verbosestream << "TouchScreenGUI::translateEvent right click press" << std::endl;
934 m_receiver->OnEvent(*translated);
936 translated->MouseInput.ButtonStates = 0;
937 translated->MouseInput.Event = EMIE_RMOUSE_LEFT_UP;
938 verbosestream << "TouchScreenGUI::translateEvent right click release" << std::endl;
939 m_receiver->OnEvent(*translated);
945 TouchScreenGUI::~TouchScreenGUI()
947 for (unsigned int i = 0; i < after_last_element_id; i++) {
948 button_info* btn = &m_buttons[i];
949 if (btn->guibutton != 0) {
950 btn->guibutton->drop();
951 btn->guibutton = NULL;
956 void TouchScreenGUI::step(float dtime)
958 /* simulate keyboard repeats */
959 for (unsigned int i = 0; i < after_last_element_id; i++) {
960 button_info* btn = &m_buttons[i];
962 if (btn->ids.size() > 0) {
963 btn->repeatcounter += dtime;
965 /* in case we're moving around digging does not happen */
967 m_move_has_really_moved = true;
969 if (btn->repeatcounter < btn->repeatdelay) continue;
971 btn->repeatcounter = 0;
973 memset(&translated, 0, sizeof(SEvent));
974 translated.EventType = irr::EET_KEY_INPUT_EVENT;
975 translated.KeyInput.Key = btn->keycode;
976 translated.KeyInput.PressedDown = false;
977 m_receiver->OnEvent(translated);
979 translated.KeyInput.PressedDown = true;
980 m_receiver->OnEvent(translated);
984 /* if a new placed pointer isn't moved for some time start digging */
985 if ((m_move_id != -1) &&
986 (!m_move_has_really_moved) &&
987 (!m_move_sent_as_mouse_event)) {
989 u64 delta = porting::getDeltaMs(m_move_downtime, porting::getTimeMs());
991 if (delta > MIN_DIG_TIME_MS) {
992 m_shootline = m_device
994 ->getSceneCollisionManager()
995 ->getRayFromScreenCoordinates(
996 v2s32(m_move_downlocation.X,m_move_downlocation.Y));
999 memset(&translated, 0, sizeof(SEvent));
1000 translated.EventType = EET_MOUSE_INPUT_EVENT;
1001 translated.MouseInput.X = m_move_downlocation.X;
1002 translated.MouseInput.Y = m_move_downlocation.Y;
1003 translated.MouseInput.Shift = false;
1004 translated.MouseInput.Control = false;
1005 translated.MouseInput.ButtonStates = EMBSM_LEFT;
1006 translated.MouseInput.Event = EMIE_LMOUSE_PRESSED_DOWN;
1007 verbosestream << "TouchScreenGUI::step left click press" << std::endl;
1008 m_receiver->OnEvent(translated);
1009 m_move_sent_as_mouse_event = true;
1013 m_settingsbar.step(dtime);
1014 m_rarecontrolsbar.step(dtime);
1017 void TouchScreenGUI::resetHud()
1019 m_hud_rects.clear();
1022 void TouchScreenGUI::registerHudItem(int index, const rect<s32> &rect)
1024 m_hud_rects[index] = rect;
1027 void TouchScreenGUI::Toggle(bool visible)
1029 m_visible = visible;
1030 for (unsigned int i = 0; i < after_last_element_id; i++) {
1031 button_info* btn = &m_buttons[i];
1032 if (btn->guibutton != 0) {
1033 btn->guibutton->setVisible(visible);
1037 /* clear all active buttons */
1039 while (m_known_ids.size() > 0) {
1040 handleReleaseEvent(m_known_ids.begin()->id);
1043 m_settingsbar.hide();
1044 m_rarecontrolsbar.hide();
1046 m_settingsbar.show();
1047 m_rarecontrolsbar.show();
1051 void TouchScreenGUI::hide()
1059 void TouchScreenGUI::show()