src/kbdinput.c
author Tampax86
Thu, 17 Jul 2025 22:03:19 -0400
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/*
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Copyright (c) 2023 MCL Software
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”),
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to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "kbdinput.h"
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bool keysHeldDown[128];
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Uint8 performYesNo()
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{
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    if(keysHeldDown[28])
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    {
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        return 1;
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    }
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    else if(keysHeldDown[17])
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    {
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        return 2;
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    }
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    return 0;
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}
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bool performMenuKeyActions()
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{
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    /*if(keysHeldDown[44])
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    {
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        gameRunning = 1;
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    }*/
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    if(keysHeldDown[81])
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    {
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        selectedMenuItem += selectedMenuItem < 3 ? 1 : -3;
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    }
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    else if(keysHeldDown[82])
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    {
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        selectedMenuItem -= selectedMenuItem > 0 ? 1 : -3;
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    }
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    else if(keysHeldDown[40])
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    {
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        if(selectedMenuItem == 0)
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        {
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            gameRunning = 1;
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        }
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        else if(selectedMenuItem == 3)
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        {
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            return 0;
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        }
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    }
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    return 1;
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}
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bool performPlayerMovement()
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{
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    SDL_Point trans = {0, 0};
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    /*for(int i = 0; i < 128; i++)
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    {
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        if(keysHeldDown[i] == 1)
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        {
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            printf("\n% is pressed", i);
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        }
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    }*/
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    if(!player.canMove)
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    {
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        return false;
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    }
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    if(keysHeldDown[79])
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    {
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        if(getObjectFromIdent(levelTiles[(player.x + 1) * LEVEL_WIDTH + player.y]).passable)
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        {
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            trans = getTransformation(1, 0);
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            offset.x -= TILE_WIDTH / 2;
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            offset.y -= TILE_HEIGHT / 4;
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        }
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    }
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    else if(keysHeldDown[80])
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    {
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        if(getObjectFromIdent(levelTiles[(player.x - 1) * LEVEL_WIDTH + player.y]).passable)
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        {
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            trans = getTransformation(-1, 0);
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            offset.y += TILE_HEIGHT / 4;
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            offset.x += TILE_WIDTH / 2;
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        }
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    }
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    if(keysHeldDown[81])
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    {
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        if(getObjectFromIdent(levelTiles[player.x * LEVEL_WIDTH + player.y + 1]).passable)
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        {
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            trans = (SDL_Point){trans.x + getTransformation(0, 1).x, trans.y + getTransformation(0, 1).y};
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            offset.y -= TILE_HEIGHT / 4;
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            offset.x += TILE_WIDTH / 2;
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        }
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    }
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    else if(keysHeldDown[82])
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    {
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        if(getObjectFromIdent(levelTiles[player.x * LEVEL_WIDTH + player.y - 1]).passable)
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        {
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            trans = (SDL_Point){trans.x + getTransformation(0, -1).x, trans.y + getTransformation(0, -1).y};
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            offset.y += TILE_HEIGHT / 4;
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            offset.x -= TILE_WIDTH / 2;
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        }
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    }
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    // Cam movm't
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    if(keysHeldDown[7])
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    {
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        offset.x -= TILE_WIDTH / 2;
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        offset.y -= TILE_HEIGHT / 4;
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    }
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    else if(keysHeldDown[4])
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    {
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        offset.y += TILE_HEIGHT / 4;
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        offset.x += TILE_WIDTH / 2;
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    }
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    if(keysHeldDown[26])
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    {
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        offset.y -= TILE_HEIGHT / 4;
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        offset.x += TILE_WIDTH / 2;
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    }
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    else if(keysHeldDown[22])
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    {
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        offset.y += TILE_HEIGHT / 4;
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        offset.x -= TILE_WIDTH / 2;
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    }
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    // G - steal
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    if(keysHeldDown[10])
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    {
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        if(getObjectFromIdent(levelTiles[player.x * LEVEL_WIDTH + player.y]).stealable)
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        {
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            stealItem(levelTiles[player.x * LEVEL_WIDTH + player.y]);
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        }
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        return true;
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    }
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    player.x += trans.x;
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    player.y += trans.y;
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    if(keysHeldDown[79] || keysHeldDown[80] || keysHeldDown[81] || keysHeldDown[82])
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    {
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        return true;
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    }
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    return false;
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}
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void handleKeyboard(SDL_Event event)
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{
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    if(event.type == SDL_KEYDOWN)
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    {
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        keysHeldDown[event.key.keysym.scancode] = 1;
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        //printf("%i", event.key.keysym.scancode);
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        if(event.key.keysym.scancode == 9 && !event.key.repeat)
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        {
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            orientation += 1;
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            if(orientation == 4)
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                orientation = 0;
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        }
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        if(event.key.keysym.scancode == 46 && !event.key.repeat)
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        {
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            zoomFactor += zoomFactor == -2 ? 3 : 1;
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            updateZoomFactor();
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        }
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        else if(event.key.keysym.scancode == 45 && !event.key.repeat)
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        {
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            zoomFactor -= zoomFactor == 1 ? 3 : 1;
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            updateZoomFactor();
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        }
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    }
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    else if(event.type == SDL_KEYUP)
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    {
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        keysHeldDown[event.key.keysym.scancode] = 0;
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    }
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}