mirror of https://github.com/GNOME/gimp.git
373 lines
12 KiB
C
373 lines
12 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "tools-types.h"
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#include "core/gimpchannel.h"
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#include "core/gimpimage.h"
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#include "core/gimptoolinfo.h"
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#include "paint/gimpclone.h"
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#include "paint/gimpcloneoptions.h"
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#include "widgets/gimphelp-ids.h"
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#include "widgets/gimppropwidgets.h"
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#include "display/gimpdisplay.h"
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#include "gimpclonetool.h"
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#include "gimppaintoptions-gui.h"
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#include "gimptoolcontrol.h"
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#include "gimp-intl.h"
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#define TARGET_WIDTH 15
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#define TARGET_HEIGHT 15
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static void gimp_clone_tool_class_init (GimpCloneToolClass *klass);
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static void gimp_clone_tool_init (GimpCloneTool *tool);
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static GObject * gimp_clone_tool_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params);
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static void gimp_clone_tool_button_press (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_clone_tool_motion (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_clone_tool_cursor_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_clone_tool_draw (GimpDrawTool *draw_tool);
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static void gimp_clone_init_callback (GimpClone *clone,
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gpointer data);
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static void gimp_clone_finish_callback (GimpClone *clone,
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gpointer data);
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static void gimp_clone_pretrace_callback (GimpClone *clone,
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gpointer data);
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static void gimp_clone_posttrace_callback (GimpClone *clone,
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gpointer data);
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static GtkWidget * gimp_clone_options_gui (GimpToolOptions *tool_options);
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static GimpPaintToolClass *parent_class;
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/* public functions */
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void
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gimp_clone_tool_register (GimpToolRegisterCallback callback,
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gpointer data)
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{
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(* callback) (GIMP_TYPE_CLONE_TOOL,
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GIMP_TYPE_CLONE_OPTIONS,
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gimp_clone_options_gui,
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GIMP_PAINT_OPTIONS_CONTEXT_MASK |
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GIMP_CONTEXT_PATTERN_MASK,
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"gimp-clone-tool",
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_("Clone"),
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_("Paint using Patterns or Image Regions"),
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N_("_Clone"), "C",
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NULL, GIMP_HELP_TOOL_CLONE,
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GIMP_STOCK_TOOL_CLONE,
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data);
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}
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GType
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gimp_clone_tool_get_type (void)
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{
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static GType tool_type = 0;
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if (! tool_type)
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{
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static const GTypeInfo tool_info =
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{
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sizeof (GimpCloneToolClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) gimp_clone_tool_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GimpCloneTool),
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0, /* n_preallocs */
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(GInstanceInitFunc) gimp_clone_tool_init,
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};
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tool_type = g_type_register_static (GIMP_TYPE_PAINT_TOOL,
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"GimpCloneTool",
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&tool_info, 0);
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}
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return tool_type;
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}
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/* static functions */
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static void
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gimp_clone_tool_class_init (GimpCloneToolClass *klass)
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{
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GObjectClass *object_class;
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GimpToolClass *tool_class;
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GimpDrawToolClass *draw_tool_class;
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object_class = G_OBJECT_CLASS (klass);
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tool_class = GIMP_TOOL_CLASS (klass);
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draw_tool_class = GIMP_DRAW_TOOL_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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object_class->constructor = gimp_clone_tool_constructor;
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tool_class->button_press = gimp_clone_tool_button_press;
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tool_class->motion = gimp_clone_tool_motion;
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tool_class->cursor_update = gimp_clone_tool_cursor_update;
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draw_tool_class->draw = gimp_clone_tool_draw;
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}
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static void
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gimp_clone_tool_init (GimpCloneTool *clone)
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{
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GimpTool *tool;
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GimpPaintTool *paint_tool;
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tool = GIMP_TOOL (clone);
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paint_tool = GIMP_PAINT_TOOL (clone);
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gimp_tool_control_set_tool_cursor (tool->control, GIMP_CLONE_TOOL_CURSOR);
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}
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static GObject *
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gimp_clone_tool_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObject *object;
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GimpPaintTool *paint_tool;
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GimpClone *clone_core;
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object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
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paint_tool = GIMP_PAINT_TOOL (object);
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clone_core = GIMP_CLONE (paint_tool->core);
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clone_core->init_callback = gimp_clone_init_callback;
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clone_core->finish_callback = gimp_clone_finish_callback;
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clone_core->pretrace_callback = gimp_clone_pretrace_callback;
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clone_core->posttrace_callback = gimp_clone_posttrace_callback;
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clone_core->callback_data = object;
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return object;
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}
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static void
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gimp_clone_tool_button_press (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpPaintTool *paint_tool;
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paint_tool = GIMP_PAINT_TOOL (tool);
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if ((state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)) == GDK_CONTROL_MASK)
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GIMP_CLONE (paint_tool->core)->set_source = TRUE;
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else
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GIMP_CLONE (paint_tool->core)->set_source = FALSE;
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GIMP_TOOL_CLASS (parent_class)->button_press (tool, coords, time, state,
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gdisp);
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}
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static void
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gimp_clone_tool_motion (GimpTool *tool,
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GimpCoords *coords,
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guint32 time,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpPaintTool *paint_tool;
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paint_tool = GIMP_PAINT_TOOL (tool);
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if ((state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)) == GDK_CONTROL_MASK)
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GIMP_CLONE (paint_tool->core)->set_source = TRUE;
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else
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GIMP_CLONE (paint_tool->core)->set_source = FALSE;
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GIMP_TOOL_CLASS (parent_class)->motion (tool, coords, time, state, gdisp);
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}
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void
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gimp_clone_tool_cursor_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpCloneOptions *options;
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GdkCursorType ctype = GIMP_MOUSE_CURSOR;
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options = (GimpCloneOptions *) tool->tool_info->tool_options;
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if (gimp_display_coords_in_active_drawable (gdisp, coords))
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{
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GimpChannel *selection = gimp_image_get_mask (gdisp->gimage);
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/* One more test--is there a selected region?
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* if so, is cursor inside?
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*/
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if (gimp_channel_is_empty (selection))
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ctype = GIMP_MOUSE_CURSOR;
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else if (gimp_channel_value (selection, coords->x, coords->y))
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ctype = GIMP_MOUSE_CURSOR;
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}
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if (options->clone_type == GIMP_IMAGE_CLONE)
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{
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if ((state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK)) == GDK_CONTROL_MASK)
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ctype = GIMP_CROSSHAIR_SMALL_CURSOR;
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else if (! GIMP_CLONE (GIMP_PAINT_TOOL (tool)->core)->src_drawable)
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ctype = GIMP_BAD_CURSOR;
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}
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gimp_tool_control_set_cursor (tool->control, ctype);
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GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, gdisp);
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}
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static void
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gimp_clone_tool_draw (GimpDrawTool *draw_tool)
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{
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GimpTool *tool;
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tool = GIMP_TOOL (draw_tool);
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if (gimp_tool_control_is_active (tool->control))
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{
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GimpCloneOptions *options;
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options = (GimpCloneOptions *) tool->tool_info->tool_options;
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if (draw_tool->gdisp && options->clone_type == GIMP_IMAGE_CLONE)
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{
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GimpClone *clone;
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clone = GIMP_CLONE (GIMP_PAINT_TOOL (draw_tool)->core);
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if (clone->src_drawable)
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{
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gint off_x;
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gint off_y;
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gimp_item_offsets (GIMP_ITEM (clone->src_drawable),
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&off_x, &off_y);
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gimp_draw_tool_draw_handle (draw_tool,
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GIMP_HANDLE_CROSS,
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clone->src_x + off_x,
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clone->src_y + off_y,
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TARGET_WIDTH, TARGET_WIDTH,
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GTK_ANCHOR_CENTER,
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FALSE);
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}
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}
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}
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else
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{
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GIMP_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
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}
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}
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static void
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gimp_clone_init_callback (GimpClone *clone,
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gpointer data)
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{
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gimp_draw_tool_start (GIMP_DRAW_TOOL (data),
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GIMP_TOOL (data)->gdisp);
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}
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static void
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gimp_clone_finish_callback (GimpClone *clone,
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gpointer data)
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{
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gimp_draw_tool_stop (GIMP_DRAW_TOOL (data));
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}
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static void
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gimp_clone_pretrace_callback (GimpClone *clone,
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gpointer data)
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{
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gimp_draw_tool_pause (GIMP_DRAW_TOOL (data));
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}
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static void
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gimp_clone_posttrace_callback (GimpClone *clone,
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gpointer data)
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{
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gimp_draw_tool_resume (GIMP_DRAW_TOOL (data));
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}
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/* tool options stuff */
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static GtkWidget *
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gimp_clone_options_gui (GimpToolOptions *tool_options)
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{
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GObject *config;
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GtkWidget *vbox;
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GtkWidget *frame;
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config = G_OBJECT (tool_options);
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vbox = gimp_paint_options_gui (tool_options);
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frame = gimp_prop_enum_radio_frame_new (config, "clone-type",
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_("Source"),
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0, 0);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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frame = gimp_prop_enum_radio_frame_new (config, "align-mode",
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_("Alignment"),
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0, 0);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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return vbox;
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}
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