src/Topography/TopographyRenderer.hpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #ifndef TOPOGRAPHY_RENDERER_HPP
  25 #define TOPOGRAPHY_RENDERER_HPP
  26
  27 #include "Topography/TopographyStore.hpp"
  28 #include "Util/StaticArray.hpp"
  29 #include "Util/NonCopyable.hpp"
  30
  31 class Canvas;
  32 class WindowProjection;
  33 class LabelBlock;
  34 class TopographyFileRenderer;
  35
  36 /**
  37  * Class used to manage and render vector topography layers
  38  */
  39 class TopographyRenderer : private NonCopyable {
  40   const TopographyStore &store;
  41   StaticArray<TopographyFileRenderer *, TopographyStore::MAXTOPOGRAPHY> files;
  42
  43 public:
  44   TopographyRenderer(const TopographyStore &store);
  45   ~TopographyRenderer();
  46
  47   /**
  48    * Draws the topography to the given canvas
  49    * @param canvas The drawing canvas
  50    * @param rc The area to draw in
  51    */
  52   void Draw(Canvas &canvas, const WindowProjection &projection) const;
  53
  54   void DrawLabels(Canvas &canvas, const WindowProjection &projection,
  55                   LabelBlock &label_block) const;
  56 };
  57
  58 #endif