src/map/Area.cpp

   1 /*
   2  * Area.cpp
   3  *
   4  *  Created on: Sep 26, 2012
   5  *      Author: holy
   6  */
   7
   8 #include "Area.h"
   9
  10 #include "Tile.h"
  11 #include "../graphics/Sprite.h"
  12 #include "../sdl/utility.h"
  13
  14 #include <stdexcept>
  15
  16 using geometry::Vector;
  17
  18 namespace map {
  19
  20 Area::Area()
  21 : battlebg(0)
  22 , tiles(0)
  23 , numTiles(0)
  24 , width(0) {
  25
  26 }
  27
  28
  29 Tile *Area::TileAt(const geometry::Vector<int> &offset) {
  30         int tileIndex(offset.Y() * width + offset.X());
  31         if (tileIndex < numTiles) {
  32                 return tiles +tileIndex;
  33         } else {
  34                 return 0;
  35         }
  36 }
  37
  38 const Tile *Area::TileAt(const geometry::Vector<int> &offset) const {
  39         int tileIndex(offset.Y() * width + offset.X());
  40         if (tileIndex < numTiles) {
  41                 return tiles +tileIndex;
  42         } else {
  43                 return 0;
  44         }
  45 }
  46
  47
  48 void Area::Render(SDL_Surface *dest, const graphics::Sprite *tileset, const Vector<int> &inOffset) const {
  49         for (int i(0); i < numTiles; ++i) {
  50                 Vector<int> offset(
  51                                 inOffset.X() + (i % width) * tileset->Width(),
  52                                 inOffset.Y() + (i / width) * tileset->Height());
  53                 const Tile &tile(tiles[i]);
  54                 tileset->Draw(dest, offset, tile.Offset().X(), tile.Offset().Y());
  55         }
  56 }
  57
  58 void Area::RenderDebug(SDL_Surface *dest, const graphics::Sprite *tileset, const Vector<int> &inOffset) const {
  59         SDL_Rect destRect;
  60         destRect.x = inOffset.X();
  61         destRect.y = inOffset.Y();
  62         destRect.w = Width() * tileset->Width();
  63         destRect.h = Height() * tileset->Height();
  64         sdl::OutlineRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
  65
  66         Uint32 color(SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
  67
  68         for (int i(0); i < numTiles; ++i) {
  69                 Vector<int> offset(
  70                                 inOffset.X() + (i % width) * tileset->Width(),
  71                                 inOffset.Y() + (i / width) * tileset->Height());
  72                 const Tile &tile(tiles[i]);
  73
  74                 if (tile.BlocksNorth()) {
  75                         sdl::HorizontalLine(dest, offset, tileset->Width(), color);
  76                 }
  77                 if (tile.BlocksEast()) {
  78                         sdl::VerticalLine(dest, Vector<int>(offset.X() + tileset->Width() - 1, offset.Y()), tileset->Height(), color);
  79                 }
  80                 if (tile.BlocksSouth()) {
  81                         sdl::HorizontalLine(dest, Vector<int>(offset.X(), offset.Y() + tileset->Height() - 1), tileset->Width(), color);
  82                 }
  83                 if (tile.BlocksWest()) {
  84                         sdl::VerticalLine(dest, offset, tileset->Height(), color);
  85                 }
  86         }
  87 }
  88
  89 }