LCOV - code coverage report
Current view: top level - eq/fabric - pointerEvent.h (source / functions) Hit Total Coverage
Test: Equalizer Lines: 5 5 100.0 %
Date: 2017-12-16 05:07:20 Functions: 2 3 66.7 %

          Line data    Source code
       1             : 
       2             : /* Copyright (c) 2016-2017, Stefan.Eilemann@epfl.ch
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  *
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQFABRIC_POINTEREVENT_H
      19             : #define EQFABRIC_POINTEREVENT_H
      20             : 
      21             : #include <eq/fabric/event.h>
      22             : #include <eq/fabric/renderContext.h> // member
      23             : 
      24             : namespace eq
      25             : {
      26             : namespace fabric
      27             : {
      28             : /** Event for a pointer (mouse) motion or click. */
      29           2 : struct PointerEvent : public Event
      30             : {
      31           2 :     PointerEvent()
      32           2 :         : x(0)
      33             :         , y(0)
      34             :         , dx(0)
      35             :         , dy(0)
      36             :         , buttons(0)
      37             :         , button(0)
      38             :         , xAxis(0)
      39           2 :         , yAxis(0)
      40             :     {
      41           2 :     }
      42             : 
      43             :     int32_t x;             //!< X position relative to entity
      44             :     int32_t y;             //!< Y position relative to entity (0 is on top)
      45             :     int32_t dx;            //!< X position change since last event
      46             :     int32_t dy;            //!< Y position change since last event
      47             :     uint32_t buttons;      //!< current state of all buttons
      48             :     uint32_t button;       //!< fired button
      49             :     KeyModifier modifiers; //!< state of modifier keys
      50             :     float xAxis;           //!< x wheel rotation in clicks
      51             :     float yAxis;           //!< y wheel rotation in clicks
      52             :     RenderContext context; //!< The last rendering context at position
      53             : };
      54             : 
      55             : /** Print the pointer event to the given output stream. @version 1.0 */
      56             : inline std::ostream& operator<<(std::ostream& os, const PointerEvent& event)
      57             : {
      58             :     os << static_cast<const Event&>(event) << " [" << event.x << "], ["
      59             :        << event.y << "] d(" << event.dx << ", " << event.dy << ')' << " wheel "
      60             :        << '[' << event.xAxis << ", " << event.yAxis << "] buttons ";
      61             : 
      62             :     if (event.buttons == PTR_BUTTON_NONE)
      63             :         os << "none";
      64             :     if (event.buttons & PTR_BUTTON1)
      65             :         os << "1";
      66             :     if (event.buttons & PTR_BUTTON2)
      67             :         os << "2";
      68             :     if (event.buttons & PTR_BUTTON3)
      69             :         os << "3";
      70             :     if (event.buttons & PTR_BUTTON4)
      71             :         os << "4";
      72             :     if (event.buttons & PTR_BUTTON5)
      73             :         os << "5";
      74             : 
      75             :     os << event.modifiers << " fired ";
      76             :     if (event.button == PTR_BUTTON_NONE)
      77             :         os << "none";
      78             :     if (event.button & PTR_BUTTON1)
      79             :         os << "1";
      80             :     if (event.button & PTR_BUTTON2)
      81             :         os << "2";
      82             :     if (event.button & PTR_BUTTON3)
      83             :         os << "3";
      84             :     if (event.button & PTR_BUTTON4)
      85             :         os << "4";
      86             :     if (event.button & PTR_BUTTON5)
      87             :         os << "5";
      88             : 
      89             :     return os << " context " << event.context;
      90             : }
      91             : }
      92             : }
      93             : 
      94             : #endif // EQFABRIC_EVENT_H

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