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                    NO_UPDATE);
  46 }
  47
  48 void broken_brick_init(broken_brick_type* pbroken_brick, float x, float y, float xm, float ym)
  49 {
  50   pbroken_brick->base.x = x;
  51   pbroken_brick->base.y = y;
  52   pbroken_brick->base.xm = xm;
  53   pbroken_brick->base.ym = ym;
  54   timer_init(&pbroken_brick->timer, true);
  55   timer_start(&pbroken_brick->timer,200);
  56 }
  57
  58 void broken_brick_action(broken_brick_type* pbroken_brick)
  59 {
  60       pbroken_brick->base.x = pbroken_brick->base.x + pbroken_brick->base.xm * frame_ratio;
  61       pbroken_brick->base.y = pbroken_brick->base.y + pbroken_brick->base.ym * frame_ratio;
  62
  63       if (!timer_check(&pbroken_brick->timer))
  64         broken_bricks.erase(static_cast<std::vector<broken_brick_type>::iterator>(pbroken_brick));
  65 }
  66
  67 void broken_brick_draw(broken_brick_type* pbroken_brick)
  68 {
  69 SDL_Rect src, dest;
  70       src.x = rand() % 16;
  71       src.y = rand() % 16;
  72       src.w = 16;
  73       src.h = 16;
  74
  75       dest.x = (int)(pbroken_brick->base.x - scroll_x);
  76       dest.y = (int)pbroken_brick->base.y;
  77       dest.w = 16;
  78       dest.h = 16;
  79
  80       texture_draw_part(&img_brick[0],src.x,src.y,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
  81 }
  82
  83 void bouncy_brick_init(bouncy_brick_type* pbouncy_brick, float x, float y)
  84 {
  85   pbouncy_brick->base.x = x;
  86   pbouncy_brick->base.y = y;
  87   pbouncy_brick->offset = 0;
  88   pbouncy_brick->offset_m = -BOUNCY_BRICK_SPEED;
  89   pbouncy_brick->shape = shape(x, y);
  90 }
  91
  92 void bouncy_brick_action(bouncy_brick_type* pbouncy_brick)
  93 {
  94
  95       pbouncy_brick->offset = (pbouncy_brick->offset +
  96                                pbouncy_brick->offset_m * frame_ratio);
  97
  98       /* Go back down? */
  99
 100       if (pbouncy_brick->offset < -BOUNCY_BRICK_MAX_OFFSET)
 101         pbouncy_brick->offset_m = BOUNCY_BRICK_SPEED;
 102
 103
 104       /* Stop bouncing? */
 105
 106       if (pbouncy_brick->offset >= 0)
 107         bouncy_bricks.erase(static_cast<std::vector<bouncy_brick_type>::iterator>(pbouncy_brick));
 108 }
 109
 110 void bouncy_brick_draw(bouncy_brick_type* pbouncy_brick)
 111 {
 112   int s;
 113   SDL_Rect dest;
 114
 115       if (pbouncy_brick->base.x >= scroll_x - 32 &&
 116           pbouncy_brick->base.x <= scroll_x + screen->w)
 117         {
 118           dest.x = (int)(pbouncy_brick->base.x - scroll_x);
 119           dest.y = (int)pbouncy_brick->base.y;
 120           dest.w = 32;
 121           dest.h = 32;
 122
 123           if(current_level.bkgd_image[0] == '\0')
 124             {
 125               fillrect(pbouncy_brick->base.x - scroll_x,pbouncy_brick->base.y,32,32,current_level.bkgd_red,current_level.bkgd_green,
 126                        current_level.bkgd_blue,0);
 127             }
 128           else
 129             {
 130               s = (int)scroll_x / 30;
 131               texture_draw_part(&img_bkgd,dest.x + s,dest.y,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
 132             }
 133
 134           drawshape(pbouncy_brick->base.x - scroll_x,
 135                     pbouncy_brick->base.y + pbouncy_brick->offset,
 136                     pbouncy_brick->shape);
 137         }
 138 }
 139
 140 void floating_score_init(floating_score_type* pfloating_score, float x, float y, int s)
 141 {
 142   pfloating_score->base.x = x;
 143   pfloating_score->base.y = y - 16;
 144   timer_init(&pfloating_score->timer,true);
 145   timer_start(&pfloating_score->timer,1000);
 146   pfloating_score->value = s;
 147 }
 148
 149 void floating_score_action(floating_score_type* pfloating_score)
 150 {
 151       pfloating_score->base.y = pfloating_score->base.y - 2 * frame_ratio;
 152
 153       if(!timer_check(&pfloating_score->timer))
 154         floating_scores.erase(static_cast<std::vector<floating_score_type>::iterator>(pfloating_score));
 155 }
 156
 157 void floating_score_draw(floating_score_type* pfloating_score)
 158 {
 159       char str[10];
 160       sprintf(str, "%d", pfloating_score->value);
 161       text_draw(&gold_text, str, (int)pfloating_score->base.x + 16 - strlen(str) * 8, (int)pfloating_score->base.y, 1, NO_UPDATE);
 162 }
 163