app: add GimpToolFocus tool widget

Add a new GimpToolFocus tool widget, which defines a focus region,
consisting of an inner limit, an outer limit, and a transition
midpoint between them.  The widget allows controlling the limits
and the midpoint, and moving, scaling, and rotating the region.

(cherry picked from commit 5e005a762c)
This commit is contained in:
Ell
2020-05-14 23:55:43 +03:00
parent d9ef974d43
commit 36b3745d10
4 changed files with 1202 additions and 0 deletions

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@ -182,6 +182,8 @@ libappdisplay_a_sources = \
gimptoolgui.h \
gimptoolcompass.c \
gimptoolcompass.h \
gimptoolfocus.h \
gimptoolfocus.c \
gimptoolgyroscope.c \
gimptoolgyroscope.h \
gimptoolhandlegrid.c \

1141
app/display/gimptoolfocus.c Normal file

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@ -0,0 +1,58 @@
/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimptoolfocus.h
* Copyright (C) 2020 Ell
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_TOOL_FOCUS_H__
#define __GIMP_TOOL_FOCUS_H__
#include "gimptoolwidget.h"
#define GIMP_TYPE_TOOL_FOCUS (gimp_tool_focus_get_type ())
#define GIMP_TOOL_FOCUS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_TOOL_FOCUS, GimpToolFocus))
#define GIMP_TOOL_FOCUS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TOOL_FOCUS, GimpToolFocusClass))
#define GIMP_IS_TOOL_FOCUS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_TOOL_FOCUS))
#define GIMP_IS_TOOL_FOCUS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TOOL_FOCUS))
#define GIMP_TOOL_FOCUS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_TOOL_FOCUS, GimpToolFocusClass))
typedef struct _GimpToolFocus GimpToolFocus;
typedef struct _GimpToolFocusPrivate GimpToolFocusPrivate;
typedef struct _GimpToolFocusClass GimpToolFocusClass;
struct _GimpToolFocus
{
GimpToolWidget parent_instance;
GimpToolFocusPrivate *priv;
};
struct _GimpToolFocusClass
{
GimpToolWidgetClass parent_class;
};
GType gimp_tool_focus_get_type (void) G_GNUC_CONST;
GimpToolWidget * gimp_tool_focus_new (GimpDisplayShell *shell);
#endif /* __GIMP_TOOL_FOCUS_H__ */

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@ -262,6 +262,7 @@ app/display/gimpdisplayshell-utils.c
app/display/gimpnavigationeditor.c
app/display/gimpstatusbar.c
app/display/gimptoolcompass.c
app/display/gimptoolfocus.c
app/display/gimptoolgyroscope.c
app/display/gimptoolhandlegrid.c
app/display/gimptoolline.c