gui_buttons.hxx

   1 //  $Id: gui_buttons.hxx,v 1.7 2003/01/10 20:44:09 grumbel Exp $
   2 //
   3 //  Construo - A wire-frame construction game
   4 //  Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
   5 //
   6 //  This program is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU General Public License
   8 //  as published by the Free Software Foundation; either version 2
   9 //  of the License, or (at your option) any later version.
  10 //
  11 //  This program 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 this program; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19
  20 #ifndef HEADER_CONSTRUO_GUI_BUTTONS_HXX
  21 #define HEADER_CONSTRUO_GUI_BUTTONS_HXX
  22
  23 #include "colors.hxx"
  24 #include "gui_component.hxx"
  25
  26 /** */
  27 class GUIButton : public GUIComponent
  28 {
  29 protected:
  30   std::string title;
  31
  32   bool mouse_over;
  33   bool pressed;
  34
  35 public:
  36   GUIButton (const std::string& title, int x_pos_, int y_pos_, int width_, int height_);
  37
  38   void draw_border_hover(GraphicContext*);
  39   void draw_border_pressed(GraphicContext*);
  40   void draw_border_normal(GraphicContext*);
  41
  42   void on_mouse_enter ();
  43   void on_mouse_leave ();
  44
  45   void on_primary_button_press (int x, int y);
  46   void on_primary_button_release (int x, int y);
  47
  48   void draw (GraphicContext*);
  49
  50   virtual void draw_content (GraphicContext*);
  51   virtual void on_click ();
  52 };
  53
  54 class GUIRunButton : public GUIButton
  55 {
  56 public:
  57   GUIRunButton ();
  58   void draw_content (GraphicContext*);
  59   void on_click();
  60 };
  61
  62 class GUISlowMoButton : public GUIButton
  63 {
  64 public:
  65   GUISlowMoButton ();
  66   void draw_content (GraphicContext*);
  67   void on_click();
  68 };
  69
  70 class GUIZoomInButton : public GUIButton
  71 {
  72 public:
  73   GUIZoomInButton ();
  74   void on_click();
  75 };
  76
  77 class GUIZoomOutButton : public GUIButton
  78 {
  79 public:
  80   GUIZoomOutButton ();
  81   void on_click();
  82 };
  83
  84
  85 class GUIQuitButton : public GUIButton
  86 {
  87 public:
  88   GUIQuitButton ();
  89   void on_click();
  90 };
  91
  92 class GUILoadButton : public GUIButton
  93 {
  94 public:
  95   GUILoadButton ();
  96   void on_click();
  97 };
  98
  99 inline bool always_false()
 100 {
 101   return false;
 102 }
 103
 104 class GUIGenericButton : public GUIButton
 105 {
 106 private:
 107   typedef void (*Func)();
 108   typedef bool (*HighlightFunc)();
 109   Func func;
 110   HighlightFunc hfunc;
 111 public:
 112   GUIGenericButton (const std::string& title, int x, int y, int width, int height,
 113                     Func f, HighlightFunc h = always_false)
 114     : GUIButton (title, x, y, width, height),
 115       func (f),
 116       hfunc(h)
 117   {
 118   }
 119
 120   void on_click ()
 121   {
 122     func ();
 123   }
 124
 125   void draw_content (GraphicContext* gc)
 126   {
 127     if (hfunc())
 128       gc->draw_fill_rect (x_pos, y_pos,
 129                           x_pos + width, y_pos + height, Colors::button_bg_active);
 130
 131     GUIButton::draw_content (gc);
 132   }
 133 };
 134
 135 #endif
 136
 137 /* EOF */