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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "display-types.h"
#include "config/gimpguiconfig.h"
#include "core/gimp.h"
#include "core/gimpimage.h"
#ifdef __GNUC__
#warning FIXME #include "dialogs/dialogs-types.h"
#endif
#include "dialogs/dialogs-types.h"
#include "dialogs/info-window.h"
#include "widgets/gimpcursor.h"
#include "gimpdisplay.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-cursor.h"
#include "gimpdisplayshell-transform.h"
#include "gimpstatusbar.h"
static void gimp_display_shell_real_set_cursor (GimpDisplayShell *shell,
GimpCursorType cursor_type,
GimpToolCursorType tool_cursor,
GimpCursorModifier modifier,
gboolean always_install);
void
gimp_display_shell_set_cursor (GimpDisplayShell *shell,
GimpCursorType cursor_type,
GimpToolCursorType tool_cursor,
GimpCursorModifier modifier)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
if (! shell->using_override_cursor)
{
gimp_display_shell_real_set_cursor (shell,
cursor_type,
tool_cursor,
modifier,
FALSE);
}
}
void
gimp_display_shell_set_override_cursor (GimpDisplayShell *shell,
GimpCursorType cursor_type)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
if (! shell->using_override_cursor ||
(shell->using_override_cursor &&
shell->override_cursor != cursor_type))
{
shell->override_cursor = cursor_type;
shell->using_override_cursor = TRUE;
gimp_cursor_set (shell->canvas,
shell->cursor_format,
cursor_type,
GIMP_TOOL_CURSOR_NONE,
GIMP_CURSOR_MODIFIER_NONE);
}
}
void
gimp_display_shell_unset_override_cursor (GimpDisplayShell *shell)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
if (shell->using_override_cursor)
{
shell->using_override_cursor = FALSE;
gimp_display_shell_real_set_cursor (shell,
shell->current_cursor,
shell->tool_cursor,
shell->cursor_modifier,
TRUE);
}
}
void
gimp_display_shell_update_cursor (GimpDisplayShell *shell,
gint display_x,
gint display_y,
gint image_x,
gint image_y)
{
GimpImage *gimage;
gboolean new_cursor;
gint t_x = -1;
gint t_y = -1;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
gimage = shell->gdisp->gimage;
new_cursor = (shell->draw_cursor &&
shell->proximity &&
display_x >= 0 &&
display_y >= 0);
/* Erase old cursor, if necessary */
if (shell->have_cursor && (! new_cursor ||
display_x != shell->cursor_x ||
display_y != shell->cursor_y))
{
gimp_display_shell_expose_area (shell,
shell->cursor_x - 7,
shell->cursor_y - 7,
15, 15);
if (! new_cursor)
shell->have_cursor = FALSE;
}
shell->have_cursor = new_cursor;
shell->cursor_x = display_x;
shell->cursor_y = display_y;
/* use the passed image_coords for the statusbar because they are
* possibly snapped...
*/
gimp_statusbar_set_cursor (GIMP_STATUSBAR (shell->statusbar),
image_x, image_y);
/* ...but use the unsnapped display_coords for the info window */
if (display_x >= 0 && display_y >= 0)
gimp_display_shell_untransform_xy (shell, display_x, display_y,
&t_x, &t_y, FALSE, FALSE);
if (t_x < 0 ||
t_y < 0 ||
t_x >= gimage->width ||
t_y >= gimage->height)
{
info_window_update_cursor (shell->gdisp, -1, -1);
}
else
{
info_window_update_cursor (shell->gdisp, t_x, t_y);
}
}
void
gimp_display_shell_clear_cursor (GimpDisplayShell *shell)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
gimp_statusbar_clear_cursor (GIMP_STATUSBAR (shell->statusbar));
info_window_update_cursor (shell->gdisp, -1, -1);
}
static void
gimp_display_shell_real_set_cursor (GimpDisplayShell *shell,
GimpCursorType cursor_type,
GimpToolCursorType tool_cursor,
GimpCursorModifier modifier,
gboolean always_install)
{
GimpDisplayConfig *config;
GimpCursorFormat cursor_format;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
config = GIMP_DISPLAY_CONFIG (shell->gdisp->gimage->gimp->config);
if (cursor_type != GIMP_CURSOR_NONE &&
cursor_type != GIMP_CURSOR_BAD)
{
switch (config->cursor_mode)
{
case GIMP_CURSOR_MODE_TOOL_ICON:
break;
case GIMP_CURSOR_MODE_TOOL_CROSSHAIR:
cursor_type = GIMP_CURSOR_CROSSHAIR_SMALL;
break;
case GIMP_CURSOR_MODE_CROSSHAIR:
cursor_type = GIMP_CURSOR_CROSSHAIR;
tool_cursor = GIMP_TOOL_CURSOR_NONE;
modifier = GIMP_CURSOR_MODIFIER_NONE;
break;
}
}
cursor_format = GIMP_GUI_CONFIG (config)->cursor_format;
if (shell->cursor_format != cursor_format ||
shell->current_cursor != cursor_type ||
shell->tool_cursor != tool_cursor ||
shell->cursor_modifier != modifier ||
always_install)
{
shell->cursor_format = cursor_format;
shell->current_cursor = cursor_type;
shell->tool_cursor = tool_cursor;
shell->cursor_modifier = modifier;
gimp_cursor_set (shell->canvas, cursor_format,
cursor_type, tool_cursor, modifier);
}
}
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