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app: Make direction behave a bit more sanely and predictably

This commit is contained in:
Alexia Death 2010-03-20 12:26:51 +02:00
parent 69e28668a1
commit 8fb92ae67a
1 changed files with 8 additions and 9 deletions
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17
app/display/gimpdisplayshell-coords.c
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@ -33,6 +33,8 @@
#define EVENT_FILL_PRECISION 6.0
#define DIRECTION_RADIUS (1.5 / MAX (shell->scale_x, shell->scale_y))
#define SMOOTH_FACTOR 0.3
@ -161,7 +163,7 @@ gimp_display_shell_eval_event (GimpDisplayShell *shell,
coords->velocity = MIN (coords->velocity, 1.0);
}
if ((fabs (delta_x) > 1.5) && (fabs (delta_y) > 1.5))
if ((fabs (delta_x) > DIRECTION_RADIUS) && (fabs (delta_y) > DIRECTION_RADIUS))
{
dir_delta_x = delta_x;
dir_delta_y = delta_y;
@ -170,8 +172,8 @@ gimp_display_shell_eval_event (GimpDisplayShell *shell,
{
gint x = 3;
while (((fabs (dir_delta_x) < 1.5) ||
(fabs (dir_delta_y) < 1.5)) && (x >= 0))
while (((fabs (dir_delta_x) < DIRECTION_RADIUS) ||
(fabs (dir_delta_y) < DIRECTION_RADIUS)) && (x >= 0))
{
const GimpCoords old_event = g_array_index (shell->event_history,
GimpCoords, x);
@ -183,13 +185,10 @@ gimp_display_shell_eval_event (GimpDisplayShell *shell,
}
}
if (dir_delta_x == 0.0)
if ((fabs (dir_delta_x) < DIRECTION_RADIUS) ||
(fabs (dir_delta_y) < DIRECTION_RADIUS))
{
if (dir_delta_y >= 0.0)
coords->direction = 0.5;
else if (dir_delta_y < 0.0)
coords->direction = 0.0;
else coords->direction = shell->last_coords.direction;
coords->direction = shell->last_coords.direction;
}
else
{