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 "../loader/TypeDescription.h"
  13 #include "../sdl/utility.h"
  14
  15 #include <stdexcept>
  16
  17 using geometry::Vector;
  18 using loader::FieldDescription;
  19 using loader::TypeDescription;
  20
  21 namespace map {
  22
  23 Area::Area()
  24 : battlebg(0)
  25 , tiles(0)
  26 , numTiles(0)
  27 , width(0) {
  28
  29 }
  30
  31
  32 Tile *Area::TileAt(const geometry::Vector<int> &offset) {
  33         int tileIndex(offset.Y() * width + offset.X());
  34         if (tileIndex < numTiles) {
  35                 return tiles +tileIndex;
  36         } else {
  37                 return 0;
  38         }
  39 }
  40
  41 const Tile *Area::TileAt(const geometry::Vector<int> &offset) const {
  42         int tileIndex(offset.Y() * width + offset.X());
  43         if (tileIndex < numTiles) {
  44                 return tiles +tileIndex;
  45         } else {
  46                 return 0;
  47         }
  48 }
  49
  50
  51 void Area::Render(SDL_Surface *dest, const graphics::Sprite *tileset, const Vector<int> &inOffset) const {
  52         for (int i(0); i < numTiles; ++i) {
  53                 Vector<int> offset(
  54                                 inOffset.X() + (i % width) * tileset->Width(),
  55                                 inOffset.Y() + (i / width) * tileset->Height());
  56                 const Tile &tile(tiles[i]);
  57                 tileset->Draw(dest, offset, tile.Offset().X(), tile.Offset().Y());
  58         }
  59 }
  60
  61 void Area::RenderDebug(SDL_Surface *dest, const graphics::Sprite *tileset, const Vector<int> &inOffset) const {
  62         SDL_Rect destRect;
  63         destRect.x = inOffset.X();
  64         destRect.y = inOffset.Y();
  65         destRect.w = Width() * tileset->Width();
  66         destRect.h = Height() * tileset->Height();
  67         sdl::OutlineRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
  68
  69         Uint32 color(SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
  70
  71         for (int i(0); i < numTiles; ++i) {
  72                 Vector<int> offset(
  73                                 inOffset.X() + (i % width) * tileset->Width(),
  74                                 inOffset.Y() + (i / width) * tileset->Height());
  75                 const Tile &tile(tiles[i]);
  76
  77                 if (tile.BlocksNorth()) {
  78                         sdl::HorizontalLine(dest, offset, tileset->Width(), color);
  79                 }
  80                 if (tile.BlocksEast()) {
  81                         sdl::VerticalLine(dest, Vector<int>(offset.X() + tileset->Width() - 1, offset.Y()), tileset->Height(), color);
  82                 }
  83                 if (tile.BlocksSouth()) {
  84                         sdl::HorizontalLine(dest, Vector<int>(offset.X(), offset.Y() + tileset->Height() - 1), tileset->Width(), color);
  85                 }
  86                 if (tile.BlocksWest()) {
  87                         sdl::VerticalLine(dest, offset, tileset->Height(), color);
  88                 }
  89         }
  90 }
  91
  92
  93 void Area::CreateTypeDescription() {
  94         Area a;
  95
  96         int imageId(TypeDescription::GetTypeId("Image"));
  97         int numberId(TypeDescription::GetTypeId("Number"));
  98         int tileId(TypeDescription::GetTypeId("Tile"));
  99
 100         TypeDescription &td(TypeDescription::CreateOrGet("Area"));
 101         td.SetConstructor(&Construct);
 102         td.SetSize(sizeof(Area));
 103
 104         td.AddField("battlebg", FieldDescription(((char *)&a.battlebg) - ((char *)&a), imageId).SetReferenced());
 105         td.AddField("tiles", FieldDescription(((char *)&a.tiles) - ((char *)&a), tileId).SetReferenced().SetAggregate());
 106         td.AddField("width", FieldDescription(((char *)&a.width) - ((char *)&a), numberId));
 107 }
 108
 109 void Area::Construct(void *data) {
 110         new (data) Area;
 111 }
 112
 113 }