156 lines
3.2 KiB
C
156 lines
3.2 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <libintl.h>
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#include "tp_magic_api.h"
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#include "SDL_image.h"
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#include "SDL_mixer.h"
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/* What tools we contain: */
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enum {
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TOOL_ONE,
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TOOL_TWO,
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NUM_TOOLS
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};
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/* Our globals: */
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Mix_Chunk * snd_effect[NUM_TOOLS];
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Uint8 example_r, example_g, example_b;
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// No setup required:
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int example_init(magic_api * api)
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/sounds/magic/one.wav",
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api->data_directory);
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snd_effect[0] = Mix_LoadWAV(fname);
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snprintf(fname, sizeof(fname), "%s/sounds/magic/two.wav",
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api->data_directory);
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snd_effect[1] = Mix_LoadWAV(fname);
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return(1);
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}
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// We have multiple tools:
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int example_get_tool_count(magic_api * api)
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{
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return(NUM_TOOLS);
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}
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// Load our icons:
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SDL_Surface * example_get_icon(magic_api * api, int which)
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{
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char fname[1024];
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if (which == TOOL_ONE)
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{
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snprintf(fname, sizeof(fname), "%s/images/magic/one.png",
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api->data_directory);
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}
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else if (which == TOOL_TWO)
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{
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snprintf(fname, sizeof(fname), "%s/images/magic/two.png",
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api->data_directory);
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}
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return(IMG_Load(fname));
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}
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// Return our names, localized:
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char * example_get_name(magic_api * api, int which)
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{
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if (which == TOOL_ONE)
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return(strdup(gettext("One")));
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else if (which == TOOL_TWO)
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return(strdup(gettext("Two")));
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return(NULL);
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}
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// Return our descriptions, localized:
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char * example_get_description(magic_api * api, int which)
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{
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if (which == TOOL_ONE)
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return(strdup(gettext("Tool one.")));
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else
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return(strdup(gettext("Tool two.")));
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return(NULL);
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}
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// Do the effect:
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void do_example(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
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int x, int y)
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{
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magic_api * api = (magic_api *) ptr;
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int xx, yy;
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if (which == TOOL_ONE)
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{
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api->putpixel(canvas, x, y, SDL_MapRGB(canvas->format,
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example_r,
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example_g,
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example_b));
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}
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else if (which == TOOL_TWO)
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{
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for (yy = -4; yy < 4; yy++)
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{
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for (xx = -4; xx < 4; xx++)
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{
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api->putpixel(canvas, x + xx, y + yy,
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api->getpixel(last,
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canvas->w - x - xx,
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canvas->h - y - yy));
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}
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}
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}
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}
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// Affect the canvas on drag:
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void example_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * last, int ox, int oy, int x, int y)
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{
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api->line(which, canvas, last, ox, oy, x, y, 1, do_example);
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api->playsound(snd_effect[which], (x * 255) / canvas->w, 255);
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}
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// Affect the canvas on click:
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void example_click(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * last,
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int x, int y)
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{
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example_drag(api, which, canvas, last, x, y, x, y);
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}
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// No setup happened:
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void example_shutdown(magic_api * api)
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{
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if (snd_effect[0] != NULL)
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Mix_FreeChunk(snd_effect[0]);
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if (snd_effect[1] != NULL)
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Mix_FreeChunk(snd_effect[1]);
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}
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// Record the color from Tux Paint:
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void example_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
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{
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example_r = r;
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example_g = g;
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example_b = b;
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}
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// Use colors:
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int example_requires_colors(magic_api * api, int which)
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{
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return 1;
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}
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