Converted Blocks, Chalk, Drip, Blur, Bricks, Cartoon, Drip, Fill, Grass,
Rainbow, Smudge and Tint Magic tools to plugins.
This commit is contained in:
William Kendrick
parent
535220e921
commit
2d4eee798f
10 changed files with 1793 additions and 0 deletions
247
magic/src/bricks.c
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247
magic/src/bricks.c
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#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_LARGEBRICKS,
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TOOL_SMALLBRICKS,
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NUM_TOOLS
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};
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/* Our globals: */
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Mix_Chunk * brick_snd;
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Uint8 bricks_r, bricks_g, bricks_b;
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/* Local function prototype: */
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void do_brick(magic_api * api, SDL_Surface * canvas,
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int x, int y, int w, int h);
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// No setup required:
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int bricks_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/brick.wav",
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api->data_directory);
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brick_snd = 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 bricks_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 * bricks_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_LARGEBRICKS)
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{
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snprintf(fname, sizeof(fname), "%s/images/magic/largebrick.png",
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api->data_directory);
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}
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else if (which == TOOL_SMALLBRICKS)
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{
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snprintf(fname, sizeof(fname), "%s/images/magic/smallbrick.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 * bricks_get_name(magic_api * api, int which)
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{
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/* Both are named "Bricks", at the moment: */
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return(strdup(gettext("Bricks")));
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}
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// Return our descriptions, localized:
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char * bricks_get_description(magic_api * api, int which)
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{
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if (which == TOOL_LARGEBRICKS)
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return(strdup(gettext("Click and move to draw large bricks.")));
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else if (which == TOOL_SMALLBRICKS)
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return(strdup(gettext("Click and move to draw small bricks.")));
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return(NULL);
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}
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// Do the effect:
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void do_bricks(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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// "specified" means the brick itself, w/o morter
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// "nominal" means brick-to-brick (includes morter)
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int specified_width, specified_height, specified_length;
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int nominal_length;
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int brick_x, brick_y;
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int vertical_joint = 2; // between a brick and the one above/below
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int horizontal_joint = 2; // between a brick and the one to the side
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int nominal_width = 18;
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int nominal_height = 12; // 11 to 14, for joints of 2
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static unsigned char *map;
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static int x_count;
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static int y_count;
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unsigned char *mybrick;
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if (which == TOOL_LARGEBRICKS)
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{
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vertical_joint = 4; // between a brick and the one above/below
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horizontal_joint = 4; // between a brick and the one to the side
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nominal_width = 36;
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nominal_height = 24; // 11 to 14, for joints of 2
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}
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nominal_length = 2 * nominal_width;
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specified_width = nominal_width - horizontal_joint;
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specified_height = nominal_height - vertical_joint;
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specified_length = nominal_length - horizontal_joint;
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if (!api->button_down())
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{
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if (map)
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free(map);
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// the "+ 3" allows for both ends and misalignment
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x_count = (canvas->w + nominal_width - 1) / nominal_width + 3;
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y_count = (canvas->h + nominal_height - 1) / nominal_height + 3;
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map = calloc(x_count, y_count);
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}
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brick_x = x / nominal_width;
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brick_y = y / nominal_height;
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mybrick = map + brick_x + 1 + (brick_y + 1) * x_count;
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if ((unsigned) x < (unsigned) canvas->w
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&& (unsigned) y < (unsigned) canvas->h && !*mybrick)
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{
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int my_x = brick_x * nominal_width;
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int my_w = specified_width;
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*mybrick = 1;
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// FIXME:
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//SDL_LockSurface(canvas);
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if ((brick_y ^ brick_x) & 1)
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{
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if (mybrick[1])
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my_w = specified_length;
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}
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else if (mybrick[-1])
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{
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my_x -= nominal_width;
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my_w = specified_length;
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}
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do_brick(api, canvas, my_x, brick_y * nominal_height,
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my_w, specified_height);
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// FIXME:
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// SDL_UnlockSurface(canvas);
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// upper left corner and lower right corner
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// FIXME
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/*
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update_canvas(brick_x * nominal_width - nominal_width,
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brick_y * nominal_height - vertical_joint,
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brick_x * nominal_width + specified_length,
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(brick_y + 1) * nominal_height);
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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 bricks_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_bricks);
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api->playsound(brick_snd, (x * 255) / canvas->w, 255);
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}
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// Affect the canvas on click:
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void bricks_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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bricks_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 bricks_shutdown(magic_api * api)
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{
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if (brick_snd != NULL)
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Mix_FreeChunk(brick_snd);
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}
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// Record the color from Tux Paint:
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void bricks_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
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{
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bricks_r = r;
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bricks_g = g;
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bricks_b = b;
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}
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// Use colors:
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int bricks_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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void do_brick(magic_api * api, SDL_Surface * canvas,
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int x, int y, int w, int h)
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{
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SDL_Rect dest;
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// brick color: 127,76,73
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double ran_r = rand() / (double) RAND_MAX;
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double ran_g = rand() / (double) RAND_MAX;
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double base_r =
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api->sRGB_to_linear(bricks_r) * 1.5 +
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api->sRGB_to_linear(127) * 5.0 + ran_r;
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double base_g =
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api->sRGB_to_linear(bricks_g) * 1.5 +
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api->sRGB_to_linear(76) * 5.0 + ran_g;
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double base_b =
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api->sRGB_to_linear(bricks_b) * 1.5 +
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api->sRGB_to_linear(73) * 5.0 + (ran_r + ran_g * 2.0) / 3.0;
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Uint8 r = api->linear_to_sRGB(base_r / 7.5);
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Uint8 g = api->linear_to_sRGB(base_g / 7.5);
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Uint8 b = api->linear_to_sRGB(base_b / 7.5);
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dest.x = x;
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dest.y = y;
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dest.w = w;
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dest.h = h;
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SDL_FillRect(canvas, &dest, SDL_MapRGB(canvas->format, r, g, b));
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/* Note: We only play the brick sound when we actually DRAW a brick: */
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api->playsound(brick_snd, (x * 255) / canvas->w, 255);
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}
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