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Polyfill - Allow clicking first point to end polygon

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...clicking, followed by dragging prior to releasing,
still works to move the first (green) point.
This commit is contained in:
Bill Kendrick 2024-03-28 00:50:27 -07:00
parent da837a35a2
commit ead268de51
1 changed files with 20 additions and 6 deletions
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26
magic/src/polyfill.c
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@ -48,6 +48,7 @@ int polyfill_pt_x[MAX_PTS];
int polyfill_pt_y[MAX_PTS];
int polyfill_num_pts = 0;
int polyfill_editing = MAX_PTS;
int polyfill_dragged = 0;
Mix_Chunk *snd_effects[NUM_TOOLS];
@ -175,6 +176,8 @@ polyfill_click(magic_api * api, int which, int mode,
{
int i;
polyfill_dragged = 0;
printf("Click. num_pts = %d\n", polyfill_num_pts);
/* See if we're clicking a pre-existing point, to edit it? */
@ -216,6 +219,8 @@ polyfill_drag(magic_api * api, int which,
int old_x, int old_y, int x, int y,
SDL_Rect * update_rect)
{
polyfill_dragged = 1;
if (polyfill_editing >= MAX_PTS)
return;
@ -256,11 +261,13 @@ void polyfill_draw_preview(magic_api * api, SDL_Surface * canvas, int show_handl
}
}
dest.x = polyfill_pt_x[0] - SNAP_SIZE;
dest.y = polyfill_pt_y[0] - SNAP_SIZE;
dest.w = SNAP_SIZE * 2;
dest.h = SNAP_SIZE * 2;
SDL_FillRect(canvas, &dest, polyfill_color_green);
if (polyfill_num_pts > 0) {
dest.x = polyfill_pt_x[0] - SNAP_SIZE;
dest.y = polyfill_pt_y[0] - SNAP_SIZE;
dest.w = SNAP_SIZE * 2;
dest.h = SNAP_SIZE * 2;
SDL_FillRect(canvas, &dest, polyfill_color_green);
}
if (polyfill_num_pts > 1) {
dest.x = polyfill_pt_x[polyfill_num_pts - 1] - SNAP_SIZE;
@ -289,9 +296,16 @@ polyfill_release(magic_api * api, int which,
printf("Release while editing %d\n", polyfill_editing);
/* FIXME: If they simply clicked the first point (without
/* If they simply clicked the first point (without
drawing to move it), and there are enough points, consider
it a final placement of a new point! */
if (polyfill_editing == 0 && polyfill_dragged == 0 && polyfill_num_pts > 2 && polyfill_num_pts < MAX_PTS) {
printf("Clicked first point to end polygon!\n");
polyfill_pt_x[polyfill_num_pts] = polyfill_pt_x[0];
polyfill_pt_y[polyfill_num_pts] = polyfill_pt_y[0];
polyfill_editing = polyfill_num_pts;
polyfill_num_pts++;
}
/* Moved (or placed) the final spot at the beginning? */
if (polyfill_num_pts > 2 &&