[4744] | 1 | /* |
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[3655] | 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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[5366] | 12 | main-programmer: Benjamin Grauer |
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[3655] | 13 | co-programmer: ... |
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| 14 | */ |
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| 15 | |
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[5401] | 16 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_GUI |
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[3655] | 17 | |
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[5366] | 18 | #include "glgui_handler.h" |
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[5388] | 19 | #include "event_handler.h" |
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[3655] | 20 | |
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[5406] | 21 | #include "glgui_mainwidget.h" |
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[7919] | 22 | #include "glgui_cursor.h" |
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[5406] | 23 | |
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[7919] | 24 | #include "class_list.h" |
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| 25 | |
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[8450] | 26 | #include <cassert> |
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[7919] | 27 | |
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[8450] | 28 | |
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[7919] | 29 | /// TAKE THIS OUT OF HERE. |
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| 30 | #include "graphics_engine.h" |
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| 31 | |
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[7779] | 32 | namespace OrxGui |
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[3655] | 33 | { |
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| 34 | |
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[7779] | 35 | /** |
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| 36 | * standard constructor |
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| 37 | */ |
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| 38 | GLGuiHandler::GLGuiHandler () |
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| 39 | { |
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| 40 | this->setClassID(CL_GLGUI_HANDLER, "GLGuiHandler"); |
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| 41 | this->setName("GLGuiHandler"); |
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[3655] | 42 | |
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[7868] | 43 | |
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[8448] | 44 | EventHandler::getInstance()->withUNICODE(ES_MENU, true ); |
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[7919] | 45 | |
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[8324] | 46 | this->_cursor = NULL; |
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[7919] | 47 | for (unsigned int i = 0; i < EV_NUMBER; i++) |
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| 48 | { |
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[8312] | 49 | this->subscribeEvent(ES_ALL, i); |
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[7919] | 50 | } |
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[7779] | 51 | } |
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[3655] | 52 | |
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[7779] | 53 | /** |
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| 54 | * the singleton reference to this class |
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| 55 | */ |
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| 56 | GLGuiHandler* GLGuiHandler::singletonRef = NULL; |
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[5388] | 57 | |
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[7779] | 58 | /** |
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| 59 | @brief standard deconstructor |
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| 60 | */ |
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| 61 | GLGuiHandler::~GLGuiHandler () |
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| 62 | { |
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| 63 | GLGuiHandler::singletonRef = NULL; |
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| 64 | } |
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[5388] | 65 | |
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[7919] | 66 | void GLGuiHandler::activateCursor() |
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| 67 | { |
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[8324] | 68 | if (this->_cursor == NULL) |
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| 69 | this->_cursor = new GLGuiCursor(); |
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| 70 | this->_cursor->show(); |
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| 71 | this->_cursor->setMaxBorders(Vector2D(GraphicsEngine::getInstance()->getResolutionX(), GraphicsEngine::getInstance()->getResolutionY())); |
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[7919] | 72 | } |
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| 73 | |
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| 74 | void GLGuiHandler::deactivateCursor(bool deleteCursor) |
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| 75 | { |
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[8324] | 76 | if (this->_cursor) |
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[7919] | 77 | { |
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| 78 | if (deleteCursor) |
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[8324] | 79 | delete this->_cursor; |
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| 80 | this->_cursor = NULL; |
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[7919] | 81 | } |
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| 82 | } |
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| 83 | |
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| 84 | |
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[7779] | 85 | void GLGuiHandler::activate() |
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| 86 | { |
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| 87 | EventHandler::getInstance()->pushState(ES_MENU); |
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[5388] | 88 | |
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[7919] | 89 | |
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| 90 | |
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[7779] | 91 | } |
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[5388] | 92 | |
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[7779] | 93 | void GLGuiHandler::deactivate() |
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| 94 | { |
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| 95 | EventHandler::getInstance()->popState(); |
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[5388] | 96 | |
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[7919] | 97 | |
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[7779] | 98 | } |
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[5388] | 99 | |
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| 100 | |
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[7779] | 101 | void GLGuiHandler::process(const Event &event) |
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| 102 | { |
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[7919] | 103 | switch (event.type) |
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| 104 | { |
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| 105 | case EV_MOUSE_BUTTON_LEFT: |
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[8664] | 106 | if (GLGuiWidget::mouseFocused() != NULL && event.bPressed) |
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[7919] | 107 | { |
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[8664] | 108 | // if clickable select the Widget. |
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| 109 | if (GLGuiWidget::mouseFocused()->clickable()) |
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[7919] | 110 | { |
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[8664] | 111 | Vector2D cursorPos = (this->_cursor != NULL) ? this->_cursor->getAbsCoor2D() : Vector2D(event.x, event.y); |
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| 112 | GLGuiWidget::mouseFocused()->select(); |
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[8667] | 113 | GLGuiWidget::mouseFocused()->click(cursorPos - GLGuiWidget::mouseFocused()->getAbsCoor2D()); |
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[7919] | 114 | } |
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[8664] | 115 | } |
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[8667] | 116 | else if (GLGuiWidget::selected() != NULL && !event.bPressed) |
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[8664] | 117 | { |
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| 118 | if (GLGuiWidget::selected()->clickable()) |
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[7919] | 119 | { |
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[8664] | 120 | Vector2D cursorPos = (this->_cursor != NULL) ? this->_cursor->getAbsCoor2D() : Vector2D(event.x, event.y); |
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| 121 | GLGuiWidget::selected()->release(cursorPos - GLGuiWidget::selected()->getAbsCoor2D()); |
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[7919] | 122 | } |
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| 123 | } |
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[8664] | 124 | |
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[7919] | 125 | break; |
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| 126 | case EV_LEAVE_STATE: |
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[8664] | 127 | if (GLGuiWidget::selected() != NULL) |
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| 128 | GLGuiWidget::selected()->unselect(); |
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| 129 | |
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[8652] | 130 | if (GLGuiWidget::mouseFocused() != NULL) |
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| 131 | GLGuiWidget::mouseFocused()->breakMouseFocus(); |
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[7919] | 132 | break; |
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[5388] | 133 | |
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[7919] | 134 | case EV_VIDEO_RESIZE: |
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[8324] | 135 | if (this->_cursor != NULL) |
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| 136 | this->_cursor->setMaxBorders(Vector2D(event.resize.w, event.resize.h)); |
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[7919] | 137 | break; |
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| 138 | } |
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[5388] | 139 | |
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[7919] | 140 | |
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| 141 | |
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[8664] | 142 | if (GLGuiWidget::selected() != NULL) |
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[7919] | 143 | { |
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[8653] | 144 | GLGuiWidget::selected()->processEvent(event); |
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[7919] | 145 | } |
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| 146 | |
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| 147 | |
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| 148 | |
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[7779] | 149 | } |
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[5406] | 150 | |
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[8035] | 151 | |
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| 152 | Vector2D GLGuiHandler::cursorPositionOverFocusedWidget() const |
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| 153 | { |
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[8324] | 154 | return (this->_cursor != NULL) ? this->_cursor->getAbsCoor2D() : Vector2D(0,0); |
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[8035] | 155 | } |
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| 156 | |
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| 157 | const Vector2D& GLGuiHandler::cursorPositionAbs() const |
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| 158 | { |
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[8324] | 159 | if (this->_cursor) |
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| 160 | return this->_cursor->getAbsCoor2D(); |
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[8035] | 161 | else |
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| 162 | return Vector2D::nullVector(); |
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| 163 | } |
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[8667] | 164 | |
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[8035] | 165 | Vector2D GLGuiHandler::cursorPositionRel(const GLGuiWidget* const widget) const |
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| 166 | { |
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| 167 | assert (widget != NULL); |
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[8324] | 168 | if (this->_cursor) |
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| 169 | return this->_cursor->getAbsCoor2D() - widget->getAbsCoor2D(); |
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[8035] | 170 | else |
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| 171 | return Vector2D::nullVector(); |
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| 172 | } |
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| 173 | |
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| 174 | |
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[8667] | 175 | void GLGuiHandler::checkFocus() |
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[7779] | 176 | { |
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[8667] | 177 | // CHECK THE COLLISIONS. |
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[7919] | 178 | const std::list<BaseObject*>* objects = ClassList::getList(CL_GLGUI_WIDGET); |
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| 179 | |
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[8324] | 180 | if (objects != NULL && this->_cursor != NULL) |
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[7919] | 181 | { |
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| 182 | for (std::list<BaseObject*>::const_iterator it = objects->begin(); it != objects->end(); it++) |
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| 183 | { |
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| 184 | GLGuiWidget* widget = dynamic_cast<GLGuiWidget*>(*it); |
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| 185 | |
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| 186 | if (widget->isVisible() && |
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| 187 | widget->focusable() && |
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[8324] | 188 | widget->focusOverWidget(this->_cursor)) |
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[7919] | 189 | { |
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| 190 | // receiving Focus |
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[8652] | 191 | if (GLGuiWidget::mouseFocused() != widget) |
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[7919] | 192 | { |
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[8652] | 193 | widget->giveMouseFocus(); |
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[7919] | 194 | } |
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| 195 | return ; |
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| 196 | } |
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| 197 | } |
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[8652] | 198 | if (GLGuiWidget::mouseFocused() != NULL) |
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| 199 | GLGuiWidget::mouseFocused()->breakMouseFocus(); |
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[7919] | 200 | } |
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[7779] | 201 | } |
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[8667] | 202 | |
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| 203 | void GLGuiHandler::draw() |
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| 204 | { |
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| 205 | // GLGuiMainWidget::getInstance()->draw2D(E2D_LAYER_TOP); |
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| 206 | } |
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| 207 | |
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| 208 | |
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| 209 | void GLGuiHandler::tick(float dt) |
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| 210 | { |
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| 211 | // do not change if we already clicked into a Widget. |
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| 212 | if (GLGuiWidget::selected() != NULL && GLGuiWidget::selected()->pushed()) |
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| 213 | return ; |
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| 214 | |
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| 215 | this->checkFocus(); |
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| 216 | } |
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[5406] | 217 | } |
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