static void
gimp_rotate_tool_dialog (GimpTransformTool *tr_tool)
{
GimpRotateTool *rotate = GIMP_ROTATE_TOOL (tr_tool);
GtkWidget *table;
GtkWidget *button;
GtkWidget *scale;
GtkAdjustment *adj;
table = gtk_table_new (4, 2, FALSE);
gtk_table_set_row_spacings (GTK_TABLE (table), 2);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_table_set_row_spacing (GTK_TABLE (table), 1, 6);
gtk_box_pack_start (GTK_BOX (gimp_tool_gui_get_vbox (tr_tool->gui)), table,
FALSE, FALSE, 0);
gtk_widget_show (table);
rotate->angle_adj = (GtkAdjustment *)
gtk_adjustment_new (0, -180, 180, 0.1, 15, 0);
button = gtk_spin_button_new (rotate->angle_adj, 1.0, 2);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (button), TRUE);
gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (button), TRUE);
gtk_entry_set_width_chars (GTK_ENTRY (button), SB_WIDTH);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0, _("_Angle:"),
0.0, 0.5, button, 1, TRUE);
rotate->angle_spin_button = button;
g_signal_connect (rotate->angle_adj, "value-changed",
G_CALLBACK (rotate_angle_changed),
tr_tool);
scale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, rotate->angle_adj);
gtk_scale_set_draw_value (GTK_SCALE (scale), FALSE);
gtk_table_attach (GTK_TABLE (table), scale, 1, 2, 1, 2,
GTK_EXPAND | GTK_FILL, GTK_SHRINK, 0, 0);
gtk_widget_show (scale);
adj = (GtkAdjustment *) gtk_adjustment_new (0, -1, 1, 1, 10, 0);
button = gtk_spin_button_new (adj, 1.0, 2);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (button), TRUE);
gtk_entry_set_width_chars (GTK_ENTRY (button), SB_WIDTH);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2, _("Center _X:"),
0.0, 0.5, button, 1, TRUE);
rotate->sizeentry = gimp_size_entry_new (1, GIMP_UNIT_PIXEL, "%a",
TRUE, TRUE, FALSE, SB_WIDTH,
GIMP_SIZE_ENTRY_UPDATE_SIZE);
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (rotate->sizeentry),
GTK_SPIN_BUTTON (button), NULL);
gimp_size_entry_set_pixel_digits (GIMP_SIZE_ENTRY (rotate->sizeentry), 2);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 3, _("Center _Y:"),
0.0, 0.5, rotate->sizeentry, 1, TRUE);
g_signal_connect (rotate->sizeentry, "value-changed",
G_CALLBACK (rotate_center_changed),
tr_tool);
}
static void
gimp_rotate_tool_prepare (GimpTransformTool *tr_tool)
{
GimpRotateTool *rotate = GIMP_ROTATE_TOOL (tr_tool);
GimpDisplay *display = GIMP_TOOL (tr_tool)->display;
GimpImage *image = gimp_display_get_image (display);
gdouble xres;
gdouble yres;
tr_tool->px = (gdouble) (tr_tool->x1 + tr_tool->x2) / 2.0;
tr_tool->py = (gdouble) (tr_tool->y1 + tr_tool->y2) / 2.0;
tr_tool->trans_info[ANGLE] = 0.0;
tr_tool->trans_info[REAL_ANGLE] = 0.0;
tr_tool->trans_info[PIVOT_X] = tr_tool->px;
tr_tool->trans_info[PIVOT_Y] = tr_tool->py;
gimp_image_get_resolution (image, &xres, &yres);
g_signal_handlers_block_by_func (rotate->sizeentry,
rotate_center_changed,
tr_tool);
gimp_size_entry_set_unit (GIMP_SIZE_ENTRY (rotate->sizeentry),
gimp_display_get_shell (display)->unit);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (rotate->sizeentry), 0,
xres, FALSE);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (rotate->sizeentry), 1,
yres, FALSE);
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (rotate->sizeentry), 0,
-65536,
65536 +
gimp_image_get_width (image));
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (rotate->sizeentry), 1,
-65536,
65536 +
gimp_image_get_height (image));
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (rotate->sizeentry), 0,
tr_tool->x1, tr_tool->x2);
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (rotate->sizeentry), 1,
tr_tool->y1, tr_tool->y2);
g_signal_handlers_unblock_by_func (rotate->sizeentry,
rotate_center_changed,
tr_tool);
}
static void
gimp_rotate_tool_dialog_update (GimpTransformTool *tr_tool)
{
GimpRotateTool *rotate = GIMP_ROTATE_TOOL (tr_tool);
gtk_adjustment_set_value (rotate->angle_adj,
gimp_rad_to_deg (tr_tool->trans_info[ANGLE]));
g_signal_handlers_block_by_func (rotate->sizeentry,
rotate_center_changed,
tr_tool);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (rotate->sizeentry), 0,
tr_tool->trans_info[PIVOT_X]);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (rotate->sizeentry), 1,
tr_tool->trans_info[PIVOT_Y]);
g_signal_handlers_unblock_by_func (rotate->sizeentry,
rotate_center_changed,
tr_tool);
}
static gboolean
gimp_rotate_tool_key_press (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *display)
{
GimpDrawTool *draw_tool = GIMP_DRAW_TOOL (tool);
if (display == draw_tool->display)
{
GimpRotateTool *rotate = GIMP_ROTATE_TOOL (tool);
GtkSpinButton *angle_spin = GTK_SPIN_BUTTON (rotate->angle_spin_button);
switch (kevent->keyval)
{
case GDK_KEY_Up:
gtk_spin_button_spin (angle_spin, GTK_SPIN_STEP_FORWARD, 0.0);
return TRUE;
case GDK_KEY_Down:
gtk_spin_button_spin (angle_spin, GTK_SPIN_STEP_BACKWARD, 0.0);
return TRUE;
case GDK_KEY_Right:
gtk_spin_button_spin (angle_spin, GTK_SPIN_PAGE_FORWARD, 0.0);
return TRUE;
case GDK_KEY_Left:
gtk_spin_button_spin (angle_spin, GTK_SPIN_PAGE_BACKWARD, 0.0);
return TRUE;
default:
break;
}
}
return GIMP_TOOL_CLASS (parent_class)->key_press (tool, kevent, display);
}
