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Change text pulser to use space instead of line drawing characters to prevent

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scramblage at font change
This commit is contained in:
Ray Strode 2008-06-25 17:48:32 -04:00
parent 19c8002f9c
commit ba2cd476b9
1 changed files with 5 additions and 51 deletions
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56
src/libplybootsplash/ply-text-pulser.c
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@ -53,10 +53,6 @@
#define FRAMES_PER_SECOND 10
#endif
#ifndef INDICATOR_STRING
#define INDICATOR_STRING "██████"
#endif
#define NUMBER_OF_INDICATOR_COLUMNS 6
struct _ply_text_pulser
@ -99,67 +95,25 @@ ply_text_pulser_free (ply_text_pulser_t *pulser)
free (pulser);
}
static void
draw_frame (ply_text_pulser_t *pulser,
int column,
int row)
{
int i;
ply_window_set_text_cursor_position (pulser->window,
column, row);
/* Top of frame
*/
write (STDOUT_FILENO, "┌", strlen ("┌"));
for (i = 0; i < pulser->number_of_columns - 2; i++)
write (STDOUT_FILENO, "─", strlen ("─"));
write (STDOUT_FILENO, "┐", strlen ("┐"));
ply_window_set_text_cursor_position (pulser->window,
column, row + 1);
/* Middle
*/
write (STDOUT_FILENO, "│", strlen ("│"));
ply_window_set_text_cursor_position (pulser->window,
column + pulser->number_of_columns - 1,
row + 1);
write (STDOUT_FILENO, "│", strlen ("│"));
ply_window_set_text_cursor_position (pulser->window,
column, row + 2);
/* Bottom of frame
*/
write (STDOUT_FILENO, "└", strlen ("└"));
for (i = 0; i < pulser->number_of_columns - 2; i++)
write (STDOUT_FILENO, "─", strlen ("─"));
write (STDOUT_FILENO, "┘", strlen ("┘"));
}
static void
draw_indicator (ply_text_pulser_t *pulser)
{
write (STDOUT_FILENO, INDICATOR_STRING, strlen (INDICATOR_STRING));
}
static void
animate_at_time (ply_text_pulser_t *pulser,
double time)
{
ply_window_set_mode (pulser->window, PLY_WINDOW_MODE_TEXT);
draw_frame (pulser, pulser->column, pulser->row);
ply_window_set_text_cursor_position (pulser->window,
pulser->column + pulser->spinner_position,
pulser->row + 1);
ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_DEFAULT);
write (STDOUT_FILENO, " ", strlen (" "));
pulser->spinner_position = ((pulser->number_of_columns - 2) - NUMBER_OF_INDICATOR_COLUMNS - 1) * (.5 * sin (time) + .5) + 2;
ply_window_set_text_cursor_position (pulser->window,
pulser->column + pulser->spinner_position,
pulser->row + 1);
draw_indicator (pulser);
ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_WHITE);
write (STDOUT_FILENO, " ", strlen (" "));
ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_DEFAULT);
}
static void