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Filled Polygon: Mention merging. Max pt handling.

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In instructions, mention that adjacent points may be merged.

When no more space is available for additional points, simply
move the last point to the new location (rather than silently
doing nothing).

h/t Pere for the ideas
This commit is contained in:
Bill Kendrick 2024-05-30 23:50:00 -07:00
parent ff829d84e2
commit b0b3b64022
1 changed files with 10 additions and 3 deletions
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13
magic/src/polyfill.c
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@ -7,7 +7,7 @@
Scanline polygon fill routine based on public-domain code
by Darel Rex Finley, 2007 <https://alienryderflex.com/polygon_fill/>
Last updated: May 28, 2024
Last updated: May 30, 2024
*/
@ -31,7 +31,7 @@ char *polyfill_names[NUM_TOOLS] = {
char *polyfill_descr[NUM_TOOLS] = {
gettext_noop
("Click multiple times in your picture to create a filled polygon. You may drag control points to alter the shape. Click the first point to complete the shape."),
("Click multiple times in your picture to create a filled polygon. You may drag points to alter the shape. Drag adjacent points together to merge them. Connect the first and last points to complete the shape."),
};
char *polyfill_icon_filenames[NUM_TOOLS] = {
@ -263,7 +263,14 @@ polyfill_click(magic_api * api, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_U
}
else
{
/* Out of points! */
/* Out of points! Move the last one to the new position */
polyfill_pt_x[polyfill_num_pts - 1] = x;
polyfill_pt_y[polyfill_num_pts - 1] = y;
polyfill_editing = polyfill_num_pts - 1;
polyfill_drag(api, which, canvas, snapshot, x, y, x, y, update_rect);
api->playsound(snd_effects[SND_PLACE], (x * 255) / canvas->w, 255);
#ifdef DEBUG
printf("Out of space for new points!\n");
#endif