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 #ifndef TOUCHSCREENGUI_HEADER
20 #define TOUCHSCREENGUI_HEADER
22 #include <IGUIEnvironment.h>
23 #include <IGUIButton.h>
24 #include <IEventReceiver.h>
33 using namespace irr::core;
34 using namespace irr::gui;
46 } touch_gui_button_id;
48 #define MIN_DIG_TIME_MS 500
49 #define MAX_TOUCH_COUNT 64
51 extern const char** touchgui_button_imagenames;
56 TouchScreenGUI(IrrlichtDevice *device, IEventReceiver* receiver);
59 void translateEvent(const SEvent &event);
61 void init(ISimpleTextureSource* tsrc,float density);
63 double getYaw() { return m_camera_yaw; }
64 double getPitch() { return m_camera_pitch; }
65 line3d<f32> getShootline() { return m_shootline; }
67 void step(float dtime);
69 void registerHudItem(int index, const rect<s32> &rect);
70 void Toggle(bool visible);
76 IrrlichtDevice* m_device;
77 IGUIEnvironment* m_guienv;
78 IEventReceiver* m_receiver;
79 ISimpleTextureSource* m_texturesource;
81 std::map<int,rect<s32> > m_hud_rects;
82 std::map<int,irr::EKEY_CODE> m_hud_ids;
83 bool m_visible; // is the gui visible
87 double m_camera_pitch;
89 line3d<f32> m_shootline;
91 rect<s32> m_control_pad_rect;
94 bool m_move_has_really_moved;
96 bool m_move_sent_as_mouse_event;
97 v2s32 m_move_downlocation;
101 irr::EKEY_CODE keycode;
102 std::vector<int> ids;
103 IGUIButton* guibutton;
104 bool immediate_release;
107 button_info m_buttons[after_last_element_id];
109 /* gui button detection */
110 touch_gui_button_id getButtonID(s32 x, s32 y);
112 /* gui button by eventID */
113 touch_gui_button_id getButtonID(int eventID);
115 /* check if a button has changed */
116 void handleChangedButton(const SEvent &event);
118 /* initialize a button */
119 void initButton(touch_gui_button_id id, rect<s32> button_rect,
120 std::wstring caption, bool immediate_release );
123 void loadButtonTexture(button_info* btn, const char* path);
131 /* vector to store known ids and their initial touch positions*/
132 std::vector<id_status> m_known_ids;
134 /* handle a button event */
135 void ButtonEvent(touch_gui_button_id bID, int eventID, bool action);
137 /* handle pressed hud buttons */
138 bool isHUDButton(const SEvent &event);
140 /* handle released hud buttons */
141 bool isReleaseHUDButton(int eventID);
143 /* handle double taps */
144 bool doubleTapDetection();
146 /* doubleclick detection variables */
148 unsigned int down_time;
153 /* array for saving last known position of a pointer */
154 v2s32 m_pointerpos[MAX_TOUCH_COUNT];
156 /* array for doubletap detection */
157 key_event m_key_events[2];
159 extern TouchScreenGUI *g_touchscreengui;