src/client/GLW/GLWCheckBox.cpp

   1 ////////////////////////////////////////////////////////////////////////////////
   2 //    Scorched3D (c) 2000-2009
   3 //
   4 //    This file is part of Scorched3D.
   5 //
   6 //    Scorched3D is free software; you can redistribute it and/or modify
   7 //    it under the terms of the GNU General Public License as published by
   8 //    the Free Software Foundation; either version 2 of the License, or
   9 //    (at your option) any later version.
  10 //
  11 //    Scorched3D 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 General Public License for more details.
  15 //
  16 //    You should have received a copy of the GNU General Public License
  17 //    along with Scorched3D; if not, write to the Free Software
  18 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 ////////////////////////////////////////////////////////////////////////////////
  20
  21 #include <GLW/GLWCheckBox.h>
  22 #include <GLEXT/GLState.h>
  23
  24 GLWCheckBoxI::~GLWCheckBoxI()
  25 {
  26
  27 }
  28
  29 REGISTER_CLASS_SOURCE(GLWCheckBox);
  30
  31 GLWCheckBox::GLWCheckBox(float x, float y, bool startState) :
  32         GLWidget(x, y, 20.0f, 20.0f), state_(startState), handler_(0)
  33 {
  34 }
  35
  36 GLWCheckBox::~GLWCheckBox()
  37 {
  38 }
  39
  40 void GLWCheckBox::setHandler(GLWCheckBoxI *handler)
  41 {
  42         handler_ = handler;
  43 }
  44
  45 void GLWCheckBox::draw()
  46 {
  47         float halfW = h_ / 2.0f;
  48         glLineWidth(1.0f);
  49         glBegin(GL_LINE_LOOP);
  50                 drawShadedRoundBox(x_, y_, w_, h_, halfW, false);
  51         glEnd();
  52
  53         if (state_)
  54         {
  55                 // Draw check mark
  56                 glColor3f(0.2f, 0.2f, 0.2f);
  57                 glBegin(GL_TRIANGLE_FAN);
  58                         glVertex2f(x_ + halfW, y_ + halfW);
  59                         drawCircle(16, -1, x_ + halfW, y_ + halfW, halfW - 3.0f);
  60                 glEnd();
  61         }
  62         GLWidget::draw();
  63 }
  64
  65 void GLWCheckBox::mouseDown(int button, float x, float y, bool &skipRest)
  66 {
  67         if (x > x_ && x<x_+w_ &&
  68                 y > y_ && y<y_+h_)
  69         {
  70                 state_ = !state_;
  71                 skipRest = true;
  72                 if (handler_) handler_->stateChange(state_, getId());
  73         }
  74         GLWidget::mouseDown(button, x, y, skipRest);
  75 }