src/world.cpp

   1 //
   2 // C Implementation: world
   3 //
   4 // Description:
   5 //
   6 //
   7 // Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2004
   8 //
   9 // Copyright: See COPYING file that comes with this distribution
  10 //
  11 //
  12
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include "globals.h"
  16 #include "scene.h"
  17 #include "screen.h"
  18 #include "defines.h"
  19 #include "world.h"
  20
  21 texture_type img_distro[4];
  22
  23 void bouncy_distro_init(bouncy_distro_type* pbouncy_distro, float x, float y)
  24 {
  25   pbouncy_distro->base.x = x;
  26   pbouncy_distro->base.y = y;
  27   pbouncy_distro->base.ym = -2;
  28 }
  29
  30 void bouncy_distro_action(bouncy_distro_type* pbouncy_distro)
  31 {
  32       pbouncy_distro->base.y = pbouncy_distro->base.y + pbouncy_distro->base.ym * frame_ratio;
  33
  34       pbouncy_distro->base.ym += 0.1 * frame_ratio;
  35
  36       if (pbouncy_distro->base.ym >= 0)
  37        bouncy_distros.erase(static_cast<std::vector<bouncy_distro_type>::iterator>(pbouncy_distro));
  38 }
  39
  40 void bouncy_distro_draw(bouncy_distro_type* pbouncy_distro)
  41 {
  42       texture_draw(&img_distro[0],
  43                    pbouncy_distro->base.x - scroll_x,
  44                    pbouncy_distro->base.y);
  45 }
  46
  47 void broken_brick_init(broken_brick_type* pbroken_brick, float x, float y, float xm, float ym)
  48 {
  49   pbroken_brick->base.x = x;
  50   pbroken_brick->base.y = y;
  51   pbroken_brick->base.xm = xm;
  52   pbroken_brick->base.ym = ym;
  53   timer_init(&pbroken_brick->timer, true);
  54   timer_start(&pbroken_brick->timer,200);
  55 }
  56
  57 void broken_brick_action(broken_brick_type* pbroken_brick)
  58 {
  59       pbroken_brick->base.x = pbroken_brick->base.x + pbroken_brick->base.xm * frame_ratio;
  60       pbroken_brick->base.y = pbroken_brick->base.y + pbroken_brick->base.ym * frame_ratio;
  61
  62       if (!timer_check(&pbroken_brick->timer))
  63         broken_bricks.erase(static_cast<std::vector<broken_brick_type>::iterator>(pbroken_brick));
  64 }
  65
  66 void broken_brick_draw(broken_brick_type* pbroken_brick)
  67 {
  68 SDL_Rect src, dest;
  69       src.x = rand() % 16;
  70       src.y = rand() % 16;
  71       src.w = 16;
  72       src.h = 16;
  73
  74       dest.x = (int)(pbroken_brick->base.x - scroll_x);
  75       dest.y = (int)pbroken_brick->base.y;
  76       dest.w = 16;
  77       dest.h = 16;
  78
  79       texture_draw_part(&img_brick[0],src.x,src.y,dest.x,dest.y,dest.w,dest.h);
  80 }
  81
  82 void bouncy_brick_init(bouncy_brick_type* pbouncy_brick, float x, float y)
  83 {
  84   pbouncy_brick->base.x = x;
  85   pbouncy_brick->base.y = y;
  86   pbouncy_brick->offset = 0;
  87   pbouncy_brick->offset_m = -BOUNCY_BRICK_SPEED;
  88   pbouncy_brick->shape = shape(x, y);
  89 }
  90
  91 void bouncy_brick_action(bouncy_brick_type* pbouncy_brick)
  92 {
  93
  94       pbouncy_brick->offset = (pbouncy_brick->offset +
  95                                pbouncy_brick->offset_m * frame_ratio);
  96
  97       /* Go back down? */
  98
  99       if (pbouncy_brick->offset < -BOUNCY_BRICK_MAX_OFFSET)
 100         pbouncy_brick->offset_m = BOUNCY_BRICK_SPEED;
 101
 102
 103       /* Stop bouncing? */
 104
 105       if (pbouncy_brick->offset >= 0)
 106         bouncy_bricks.erase(static_cast<std::vector<bouncy_brick_type>::iterator>(pbouncy_brick));
 107 }
 108
 109 void bouncy_brick_draw(bouncy_brick_type* pbouncy_brick)
 110 {
 111   int s;
 112   SDL_Rect dest;
 113
 114       if (pbouncy_brick->base.x >= scroll_x - 32 &&
 115           pbouncy_brick->base.x <= scroll_x + screen->w)
 116         {
 117           dest.x = (int)(pbouncy_brick->base.x - scroll_x);
 118           dest.y = (int)pbouncy_brick->base.y;
 119           dest.w = 32;
 120           dest.h = 32;
 121
 122           if(current_level.bkgd_image[0] == '\0')
 123             {
 124               fillrect(pbouncy_brick->base.x - scroll_x,pbouncy_brick->base.y,32,32,current_level.bkgd_red,current_level.bkgd_green,
 125                        current_level.bkgd_blue,0);
 126             }
 127           else
 128             {
 129               s = (int)scroll_x / 30;
 130               texture_draw_part(&img_bkgd,dest.x + s,dest.y,dest.x,dest.y,dest.w,dest.h);
 131             }
 132
 133           drawshape(pbouncy_brick->base.x - scroll_x,
 134                     pbouncy_brick->base.y + pbouncy_brick->offset,
 135                     pbouncy_brick->shape);
 136         }
 137 }
 138
 139 void floating_score_init(floating_score_type* pfloating_score, float x, float y, int s)
 140 {
 141   pfloating_score->base.x = x;
 142   pfloating_score->base.y = y - 16;
 143   timer_init(&pfloating_score->timer,true);
 144   timer_start(&pfloating_score->timer,1000);
 145   pfloating_score->value = s;
 146 }
 147
 148 void floating_score_action(floating_score_type* pfloating_score)
 149 {
 150       pfloating_score->base.y = pfloating_score->base.y - 2 * frame_ratio;
 151
 152       if(!timer_check(&pfloating_score->timer))
 153         floating_scores.erase(static_cast<std::vector<floating_score_type>::iterator>(pfloating_score));
 154 }
 155
 156 void floating_score_draw(floating_score_type* pfloating_score)
 157 {
 158       char str[10];
 159       sprintf(str, "%d", pfloating_score->value);
 160       text_draw(&gold_text, str, (int)pfloating_score->base.x + 16 - strlen(str) * 8, (int)pfloating_score->base.y, 1);
 161 }
 162