SDL::SurfaceData Class Reference

#include <sdl_surface_data.hpp>

List of all members.

Public Member Functions
	SurfaceData (const Surface &surface)
SDL_Rect *	get_src_rect (DrawingEffect effect)
Private Attributes
const Surface &	surface
SDL_Rect	src_rects [NUM_EFFECTS]

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Detailed Description

Definition at line 31 of file sdl_surface_data.hpp.

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Constructor & Destructor Documentation

SDL::SurfaceData::SurfaceData

(

const Surface &

surface

)

[inline]

Definition at line 38 of file sdl_surface_data.hpp.

References Surface::get_height(), Surface::get_texture(), SDL::Texture::get_texture_height(), SDL::Texture::get_texture_width(), Surface::get_width(), Surface::get_x(), Surface::get_y(), HORIZONTAL_FLIP, NO_EFFECT, src_rects, surface, and VERTICAL_FLIP.

                                        :
      surface(surface)
    {
      int numerator   = 1;
      int denominator = 1;
      //float xfactor = 1.0f; // FIXME: (float) config->screenwidth  / SCREEN_WIDTH;
      //float yfactor = 1.0f; // FIXME: (float) config->screenheight / SCREEN_HEIGHT;

      /* FIXME: 
      if(xfactor < yfactor)
      {
        numerator = config->screenwidth;
        denominator = SCREEN_WIDTH;
      }
      else
      {
        numerator = config->screenheight;
        denominator = SCREEN_HEIGHT;
      }
      */

      src_rects[NO_EFFECT].x = surface.get_x() * numerator / denominator;
      src_rects[NO_EFFECT].y = surface.get_y() * numerator / denominator;
      src_rects[NO_EFFECT].w = surface.get_width() * numerator / denominator;
      src_rects[NO_EFFECT].h = surface.get_height() * numerator / denominator;

      int flipped_x = surface.get_texture()->get_texture_width() - surface.get_x() - surface.get_width();
      src_rects[HORIZONTAL_FLIP].x = flipped_x * numerator / denominator;
      src_rects[HORIZONTAL_FLIP].y = surface.get_y() * numerator / denominator;
      src_rects[HORIZONTAL_FLIP].w = surface.get_width() * numerator / denominator;
      src_rects[HORIZONTAL_FLIP].h = surface.get_height() * numerator / denominator;

      int flipped_y = surface.get_texture()->get_texture_height() - surface.get_y() - surface.get_height();
      src_rects[VERTICAL_FLIP].x = flipped_y * numerator / denominator;
      src_rects[VERTICAL_FLIP].y = surface.get_y() * numerator / denominator;
      src_rects[VERTICAL_FLIP].w = surface.get_width() * numerator / denominator;
      src_rects[VERTICAL_FLIP].h = surface.get_height() * numerator / denominator;
    }

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Member Function Documentation

SDL_Rect* SDL::SurfaceData::get_src_rect

(

DrawingEffect

effect

)

[inline]

Definition at line 77 of file sdl_surface_data.hpp.

References src_rects.

Referenced by SDL::Renderer::draw_surface(), and SDL::Lightmap::draw_surface().

    {
      return src_rects + effect;
    }

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Member Data Documentation

const Surface& SDL::SurfaceData::surface [private]

Definition at line 34 of file sdl_surface_data.hpp.

Referenced by SurfaceData().

SDL_Rect SDL::SurfaceData::src_rects[NUM_EFFECTS] [private]

Definition at line 35 of file sdl_surface_data.hpp.

Referenced by get_src_rect(), and SurfaceData().

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The documentation for this class was generated from the following file:

• src/video/sdl_surface_data.hpp

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