128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
/*
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Copyright (C) 2015 Parallel Realities
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "radar.h"
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#define RADAR_RANGE 20
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static SDL_Texture *radarTexture;
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static SDL_Texture *radarWarningTexture;
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void initRadar(void)
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{
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radarTexture = getTexture("gfx/hud/radar.png");
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radarWarningTexture = getTexture("gfx/hud/radarWarning.png");
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}
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void drawRadar(void)
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{
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SDL_Rect r;
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Entity *f;
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blit(radarTexture, SCREEN_WIDTH - 85, SCREEN_HEIGHT - 85, 1);
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r.w = r.h = 3;
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for (f = battle.entityHead.next ; f != NULL ; f = f->next)
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{
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if (f->active && getDistance(f->x, f->y, player->x, player->y) / RADAR_RANGE < 70)
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{
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r.x = SCREEN_WIDTH - 85;
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r.y = SCREEN_HEIGHT - 85;
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r.x -= (player->x - f->x) / RADAR_RANGE;
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r.y -= (player->y - f->y) / RADAR_RANGE;
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r.x--;
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r.y--;
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switch (f->side)
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{
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case SIDE_ALLIES:
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SDL_SetRenderDrawColor(app.renderer, 0, 255, 0, 255);
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break;
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case SIDE_PIRATE:
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case SIDE_PANDORAN:
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SDL_SetRenderDrawColor(app.renderer, 255, 0, 0, 255);
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break;
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case SIDE_NONE:
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SDL_SetRenderDrawColor(app.renderer, 255, 255, 255, 255);
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break;
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}
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if (f == player->target)
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{
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SDL_SetRenderDrawColor(app.renderer, 255, 255, 0, 255);
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}
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if (f == battle.missionTarget)
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{
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SDL_SetRenderDrawColor(app.renderer, 255, 255, 255, 255);
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}
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SDL_RenderFillRect(app.renderer, &r);
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}
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}
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}
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void drawRadarRangeWarning(void)
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{
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int x, y, leaving;
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x = (int)player->x / GRID_CELL_WIDTH;
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y = (int)player->y / GRID_CELL_HEIGHT;
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leaving = 0;
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if (x <= 4 && player->dx < 0)
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{
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blitRotated(radarWarningTexture, SCREEN_WIDTH - 85, SCREEN_HEIGHT - 85, 270);
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leaving = 1;
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}
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if (y <= 4 && player->dy < 0)
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{
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blitRotated(radarWarningTexture, SCREEN_WIDTH - 85, SCREEN_HEIGHT - 85, 0);
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leaving = 1;
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}
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if (x >= GRID_SIZE - 4 && player->dx > 0)
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{
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blitRotated(radarWarningTexture, SCREEN_WIDTH - 85, SCREEN_HEIGHT - 85, 90);
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leaving = 1;
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}
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if (y >= GRID_SIZE - 4 && player->dy > 0)
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{
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blitRotated(radarWarningTexture, SCREEN_WIDTH - 85, SCREEN_HEIGHT - 85, 180);
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leaving = 1;
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}
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if (leaving && battle.stats[STAT_TIME] % FPS < 40)
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{
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drawText(SCREEN_WIDTH / 2, SCREEN_HEIGHT - 30, 14, TA_CENTER, colors.white, "Caution: Leaving battle area - turn around.");
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}
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}
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