gimp/app/display/gimptoolwidget.h

330 lines
19 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimptoolwidget.h
* Copyright (C) 2017 Michael Natterer <mitch@gimp.org>
*
* 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_WIDGET_H__
#define __GIMP_TOOL_WIDGET_H__
#include "core/gimpobject.h"
#define GIMP_TOOL_WIDGET_RESPONSE_CONFIRM -1
#define GIMP_TOOL_WIDGET_RESPONSE_CANCEL -2
#define GIMP_TOOL_WIDGET_RESPONSE_RESET -3
#define GIMP_TYPE_TOOL_WIDGET (gimp_tool_widget_get_type ())
#define GIMP_TOOL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_TOOL_WIDGET, GimpToolWidget))
#define GIMP_TOOL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_TOOL_WIDGET, GimpToolWidgetClass))
#define GIMP_IS_TOOL_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_TOOL_WIDGET))
#define GIMP_IS_TOOL_WIDGET_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_TOOL_WIDGET))
#define GIMP_TOOL_WIDGET_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_TOOL_WIDGET, GimpToolWidgetClass))
typedef struct _GimpToolWidgetPrivate GimpToolWidgetPrivate;
typedef struct _GimpToolWidgetClass GimpToolWidgetClass;
struct _GimpToolWidget
{
GimpObject parent_instance;
GimpToolWidgetPrivate *private;
};
struct _GimpToolWidgetClass
{
GimpObjectClass parent_class;
/* signals */
void (* changed) (GimpToolWidget *widget);
void (* response) (GimpToolWidget *widget,
gint response_id);
void (* snap_offsets) (GimpToolWidget *widget,
gint offset_x,
gint offset_y,
gint width,
gint height);
void (* status) (GimpToolWidget *widget,
const gchar *status);
void (* status_coords) (GimpToolWidget *widget,
const gchar *title,
gdouble x,
const gchar *separator,
gdouble y,
const gchar *help);
void (* message) (GimpToolWidget *widget,
const gchar *message);
void (* focus_changed) (GimpToolWidget *widget);
/* virtual functions */
gint (* button_press) (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonPressType press_type);
void (* button_release) (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonReleaseType release_type);
void (* motion) (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state);
GimpHit (* hit) (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity);
void (* hover) (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity);
void (* leave_notify) (GimpToolWidget *widget);
gboolean (* key_press) (GimpToolWidget *widget,
GdkEventKey *kevent);
gboolean (* key_release) (GimpToolWidget *widget,
GdkEventKey *kevent);
void (* motion_modifier) (GimpToolWidget *widget,
GdkModifierType key,
gboolean press,
GdkModifierType state);
void (* hover_modifier) (GimpToolWidget *widget,
GdkModifierType key,
gboolean press,
GdkModifierType state);
gboolean (* get_cursor) (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
GimpCursorType *cursor,
GimpToolCursorType *tool_cursor,
GimpCursorModifier *modifier);
GimpUIManager *
(* get_popup) (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
const gchar **ui_path);
gboolean update_on_scale;
gboolean update_on_scroll;
gboolean update_on_rotate;
};
GType gimp_tool_widget_get_type (void) G_GNUC_CONST;
GimpDisplayShell * gimp_tool_widget_get_shell (GimpToolWidget *widget);
GimpCanvasItem * gimp_tool_widget_get_item (GimpToolWidget *widget);
void gimp_tool_widget_set_visible (GimpToolWidget *widget,
gboolean visible);
gboolean gimp_tool_widget_get_visible (GimpToolWidget *widget);
void gimp_tool_widget_set_focus (GimpToolWidget *widget,
gboolean focus);
gboolean gimp_tool_widget_get_focus (GimpToolWidget *widget);
/* for subclasses, to notify the handling tool
*/
void gimp_tool_widget_changed (GimpToolWidget *widget);
void gimp_tool_widget_response (GimpToolWidget *widget,
gint response_id);
void gimp_tool_widget_set_snap_offsets (GimpToolWidget *widget,
gint offset_x,
gint offset_y,
gint width,
gint height);
void gimp_tool_widget_get_snap_offsets (GimpToolWidget *widget,
gint *offset_x,
gint *offset_y,
gint *width,
gint *height);
void gimp_tool_widget_set_status (GimpToolWidget *widget,
const gchar *status);
void gimp_tool_widget_set_status_coords (GimpToolWidget *widget,
const gchar *title,
gdouble x,
const gchar *separator,
gdouble y,
const gchar *help);
void gimp_tool_widget_message (GimpToolWidget *widget,
const gchar *format,
...) G_GNUC_PRINTF (2, 3);
void gimp_tool_widget_message_literal (GimpToolWidget *widget,
const gchar *message);
/* for subclasses, to add and manage their items
*/
void gimp_tool_widget_add_item (GimpToolWidget *widget,
GimpCanvasItem *item);
void gimp_tool_widget_remove_item (GimpToolWidget *widget,
GimpCanvasItem *item);
GimpCanvasGroup * gimp_tool_widget_add_group (GimpToolWidget *widget);
GimpCanvasGroup * gimp_tool_widget_add_stroke_group (GimpToolWidget *widget);
GimpCanvasGroup * gimp_tool_widget_add_fill_group (GimpToolWidget *widget);
void gimp_tool_widget_push_group (GimpToolWidget *widget,
GimpCanvasGroup *group);
void gimp_tool_widget_pop_group (GimpToolWidget *widget);
/* for subclasses, convenience functions to add specific items
*/
GimpCanvasItem * gimp_tool_widget_add_line (GimpToolWidget *widget,
gdouble x1,
gdouble y1,
gdouble x2,
gdouble y2);
GimpCanvasItem * gimp_tool_widget_add_rectangle (GimpToolWidget *widget,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
gboolean filled);
GimpCanvasItem * gimp_tool_widget_add_arc (GimpToolWidget *widget,
gdouble center_x,
gdouble center_y,
gdouble radius_x,
gdouble radius_y,
gdouble start_angle,
gdouble slice_angle,
gboolean filled);
GimpCanvasItem * gimp_tool_widget_add_limit (GimpToolWidget *widget,
GimpLimitType type,
gdouble x,
gdouble y,
gdouble radius,
gdouble aspect_ratio,
gdouble angle,
gboolean dashed);
GimpCanvasItem * gimp_tool_widget_add_polygon (GimpToolWidget *widget,
GimpMatrix3 *transform,
const GimpVector2 *points,
gint n_points,
gboolean filled);
GimpCanvasItem * gimp_tool_widget_add_polygon_from_coords
(GimpToolWidget *widget,
GimpMatrix3 *transform,
const GimpCoords *points,
gint n_points,
gboolean filled);
GimpCanvasItem * gimp_tool_widget_add_path (GimpToolWidget *widget,
const GimpBezierDesc *desc);
GimpCanvasItem * gimp_tool_widget_add_handle (GimpToolWidget *widget,
GimpHandleType type,
gdouble x,
gdouble y,
gint width,
gint height,
GimpHandleAnchor anchor);
GimpCanvasItem * gimp_tool_widget_add_corner (GimpToolWidget *widget,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GimpHandleAnchor anchor,
gint corner_width,
gint corner_height,
gboolean outside);
GimpCanvasItem * gimp_tool_widget_add_rectangle_guides
(GimpToolWidget *widget,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GimpGuidesType type);
GimpCanvasItem * gimp_tool_widget_add_transform_guides
(GimpToolWidget *widget,
const GimpMatrix3 *transform,
gdouble x1,
gdouble y1,
gdouble x2,
gdouble y2,
GimpGuidesType type,
gint n_guides,
gboolean clip);
/* for tools, to be called from the respective GimpTool method
* implementations
*/
gint gimp_tool_widget_button_press (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonPressType press_type);
void gimp_tool_widget_button_release (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonReleaseType release_type);
void gimp_tool_widget_motion (GimpToolWidget *widget,
const GimpCoords *coords,
guint32 time,
GdkModifierType state);
GimpHit gimp_tool_widget_hit (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity);
void gimp_tool_widget_hover (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity);
void gimp_tool_widget_leave_notify (GimpToolWidget *widget);
gboolean gimp_tool_widget_key_press (GimpToolWidget *widget,
GdkEventKey *kevent);
gboolean gimp_tool_widget_key_release (GimpToolWidget *widget,
GdkEventKey *kevent);
void gimp_tool_widget_motion_modifier (GimpToolWidget *widget,
GdkModifierType key,
gboolean press,
GdkModifierType state);
void gimp_tool_widget_hover_modifier (GimpToolWidget *widget,
GdkModifierType key,
gboolean press,
GdkModifierType state);
gboolean gimp_tool_widget_get_cursor (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
GimpCursorType *cursor,
GimpToolCursorType *tool_cursor,
GimpCursorModifier *modifier);
GimpUIManager *
gimp_tool_widget_get_popup (GimpToolWidget *widget,
const GimpCoords *coords,
GdkModifierType state,
const gchar **ui_path);
#endif /* __GIMP_TOOL_WIDGET_H__ */