The transform tool, when set to shear, will only let you shear in one
direction after trying once and resetting. This very simple patch for
shear_tool.c fixes the problem. (Hope it's in the correct format, it's
small enough to apply by hand if not.)
Patch against 1.1.14, BTW.
--
David Hodson -- hodsond@xxxxxxx -- this night wounds time
--- shear_tool.c Wed Dec 29 12:35:32 1999
+++ shear_tool.c.orig Wed Dec 29 12:30:06 1999
@@ -42,6 +42,7 @@
#define MIN_MOVE 5
/* variables local to this file */
+static gint direction_unknown;
static gdouble xshear_val;
static gdouble yshear_val;
@@ -86,7 +87,8 @@
shear_y_mag_changed, tool);
}
gtk_widget_set_sensitive (GTK_WIDGET (transform_info->shell), TRUE);
- transform_core->trans_info[HORZ_OR_VERT] = ORIENTATION_UNKNOWN;
+ direction_unknown = 1;
+ transform_core->trans_info[HORZ_OR_VERT] = ORIENTATION_HORIZONTAL;
transform_core->trans_info[XSHEAR] = 0.0;
transform_core->trans_info[YSHEAR] = 0.0;
@@ -105,6 +107,7 @@
case FINISH :
gtk_widget_set_sensitive (GTK_WIDGET (transform_info->shell), FALSE);
+ direction_unknown = 1;
return shear_tool_shear (gdisp->gimage,
gimage_active_drawable (gdisp->gimage),
gdisp,
@@ -231,7 +234,7 @@
* decide using the maximum differential
*/
- if (transform_core->trans_info[HORZ_OR_VERT] == ORIENTATION_UNKNOWN)
+ if (direction_unknown)
{
if (abs(diffx) > MIN_MOVE || abs(diffy) > MIN_MOVE)
{
@@ -246,6 +249,7 @@
transform_core->trans_info[ORIENTATION_HORIZONTAL] = 0.0;
}
+ direction_unknown = 0;
}
/* set the current coords to the last ones */
else
@@ -256,7 +260,7 @@
}
/* if the direction is known, keep track of the magnitude */
- if (transform_core->trans_info[HORZ_OR_VERT] != ORIENTATION_UNKNOWN)
+ if (!direction_unknown)
{
dir = transform_core->trans_info[HORZ_OR_VERT];
switch (transform_core->function)
