Added new magic tools: Kalidescope, Glass Tile, Emboss, Metal Paint, Waves.

Began new magic tool: Flower.
2007-07-11 00:24:15 +00:00 · 2007-07-11 00:24:15 +00:00 · f8249b1e4d
commit f8249b1e4d
parent c44cf54033
9 changed files with 1067 additions and 25 deletions
--- a/magic/src/emboss.c
+++ b/magic/src/emboss.c
@ -0,0 +1,143 @@
+#include <stdio.h>
+#include <string.h>
+#include <libintl.h>
+#include "tp_magic_api.h"
+#include "SDL_image.h"
+#include "SDL_mixer.h"
+
+/* Our globals: */
+
+Mix_Chunk * emboss_snd;
+
+
+Uint32 emboss_api_version(void) { return(TP_MAGIC_API_VERSION); }
+
+
+// No setup required:
+int emboss_init(magic_api * api)
+{
+  char fname[1024];
+
+  snprintf(fname, sizeof(fname), "%s/sounds/magic/one.wav",
+	    api->data_directory);
+  emboss_snd = Mix_LoadWAV(fname);
+
+  return(1);
+}
+
+// We have multiple tools:
+int emboss_get_tool_count(magic_api * api)
+{
+  return(1);
+}
+
+// Load our icons:
+SDL_Surface * emboss_get_icon(magic_api * api, int which)
+{
+  char fname[1024];
+
+  snprintf(fname, sizeof(fname), "%s/images/magic/emboss.png",
+	   api->data_directory);
+
+  return(IMG_Load(fname));
+}
+
+// Return our names, localized:
+char * emboss_get_name(magic_api * api, int which)
+{
+  return(strdup(gettext("Emboss")));
+}
+
+// Return our descriptions, localized:
+char * emboss_get_description(magic_api * api, int which)
+{
+  return(strdup(gettext("Click and drag the mouse to emboss the picture.")));
+}
+
+// Do the effect:
+
+void do_emboss(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
+                int x, int y)
+{
+  magic_api * api = (magic_api *) ptr;
+  int xx, yy;
+  Uint8 r1, g1, b1,
+        r2, g2, b2,
+        r, g, b;
+  int avg1, avg2;
+
+  for (yy = -16; yy < 16; yy++)
+  {
+    for (xx = -16; xx < 16; xx++)
+    {
+      if (api->in_circle(xx, yy, 16))
+      {
+        SDL_GetRGB(api->getpixel(last, x + xx, y + yy), last->format, &r1, &g1, &b1);
+        SDL_GetRGB(api->getpixel(last, x + xx + 2, y + yy + 2), last->format, &r2, &g2, &b2);
+
+        avg1 = (r1 + g1 + b1) / 3;
+        avg2 = (r2 + g2 + b2) / 3;
+
+        r = 128 + (((avg1 - avg2) * 3) / 2);
+        if (r < 0) r = 0;
+        if (r > 255) r = 255;
+        g = b = r;
+
+        api->putpixel(canvas, x + xx, y + yy, SDL_MapRGB(canvas->format, r, g, b));
+      }
+    }
+  }
+}
+
+// Affect the canvas on drag:
+void emboss_drag(magic_api * api, int which, SDL_Surface * canvas,
+	          SDL_Surface * last, int ox, int oy, int x, int y,
+		  SDL_Rect * update_rect)
+{
+  api->line(which, canvas, last, ox, oy, x, y, 1, do_emboss);
+
+  if (ox > x) { int tmp = ox; ox = x; x = tmp; }
+  if (oy > y) { int tmp = oy; oy = y; y = tmp; }
+
+  update_rect->x = ox - 16;
+  update_rect->y = oy - 16;
+  update_rect->w = (x + 16) - update_rect->x;
+  update_rect->h = (y + 16) - update_rect->h;
+
+  api->playsound(emboss_snd,
+                 (x * 255) / canvas->w, (y * 255) / canvas->h);
+}
+
+// Affect the canvas on click:
+void emboss_click(magic_api * api, int which,
+	           SDL_Surface * canvas, SDL_Surface * last,
+	           int x, int y, SDL_Rect * update_rect)
+{
+  emboss_drag(api, which, canvas, last, x, y, x, y, update_rect);
+}
+
+// Affect the canvas on release:
+void emboss_release(magic_api * api, int which,
+	           SDL_Surface * canvas, SDL_Surface * last,
+	           int x, int y, SDL_Rect * update_rect)
+{
+}
+
+// No setup happened:
+void emboss_shutdown(magic_api * api)
+{
+  if (emboss_snd != NULL)
+    Mix_FreeChunk(emboss_snd);
+}
+
+// Record the color from Tux Paint:
+void emboss_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
+{
+}
+
+// Use colors:
+int emboss_requires_colors(magic_api * api, int which)
+{
+  return 0;
+}
+