88 lines
1.7 KiB
C++
88 lines
1.7 KiB
C++
#include "sdlrenderer.h"
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#include "drawutils.h"
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#include "debug.h"
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SDLRenderer::SDLRenderer()
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{
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display = NULL;
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background = NULL;
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}
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bool SDLRenderer::init()
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{
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display = SDL_SetVideoMode(1024,768,32, SDL_HWSURFACE | SDL_DOUBLEBUF);
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if (display == NULL)
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{
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#ifdef DEBUG
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std::cerr << "SDLRenderer::init(): error: Couldn't create main surface\n";
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#endif
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return false;
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}
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background = DrawUtils::load("background.bmp");
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if (background == NULL)
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{
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#ifdef DEBUG
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std::cerr << "SDLRenderer::init(): error: Couldn't load background image\n";
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#endif
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return false;
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}
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return true;
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}
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void SDLRenderer::render(GameData& data)
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{
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int range = data.get_range();
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int range_colour = 0x888888;
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switch(data.get_mode())
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{
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case MODE_MOVE:
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range_colour = 0x0000ff;
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break;
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case MODE_ATTACK:
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range_colour = 0xff0000;
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break;
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}
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DrawUtils::draw(display, background, 0, 0);
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list<Vertex*> vertices = data.get_vertices();
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list<Edge> edges = data.get_edges();
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if (data.get_current_vertex() != NULL)
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{
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Vertex* v = data.get_current_vertex();
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DrawUtils::draw_circle_filled(display, v->x, v->y, range, range_colour);
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}
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for (list<Vertex*>::iterator cursor = vertices.begin();
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cursor != vertices.end(); cursor++)
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{
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Vertex v = *(*cursor);
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DrawUtils::draw_circle_filled(display, v.x, v.y, v.r,
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v.colour);
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}
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for (list<Edge>::iterator cursor = edges.begin();
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cursor != edges.end(); cursor++)
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{
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Edge e = *cursor;
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DrawUtils::draw_line(display, e.a->x, e.a->y, e.b->x, e.b->y, 2,
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e.a->colour);
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}
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SDL_Flip(display);
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}
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void SDLRenderer::cleanup()
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{
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SDL_FreeSurface(background);
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SDL_FreeSurface(display);
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}
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