mirror of https://github.com/GNOME/gimp.git
297 lines
10 KiB
C
297 lines
10 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 <gdk/gdkkeysyms.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "tools-types.h"
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#include "config/gimpguiconfig.h"
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#include "core/gimp.h"
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#include "core/gimpchannel.h"
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#include "core/gimpdrawable-bucket-fill.h"
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#include "core/gimpimage.h"
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#include "core/gimptoolinfo.h"
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#include "widgets/gimphelp-ids.h"
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#include "display/gimpdisplay.h"
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#include "gimpbucketfilloptions.h"
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#include "gimpbucketfilltool.h"
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#include "gimptoolcontrol.h"
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#include "gimp-intl.h"
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static GimpToolClass *parent_class = NULL;
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/* local function prototypes */
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static void gimp_bucket_fill_tool_class_init (GimpBucketFillToolClass *klass);
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static void gimp_bucket_fill_tool_init (GimpBucketFillTool *bucket_fill_tool);
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static void gimp_bucket_fill_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_bucket_fill_tool_button_release (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_bucket_fill_tool_modifier_key (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_bucket_fill_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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/* public functions */
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void
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gimp_bucket_fill_tool_register (GimpToolRegisterCallback callback,
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gpointer data)
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{
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(* callback) (GIMP_TYPE_BUCKET_FILL_TOOL,
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GIMP_TYPE_BUCKET_FILL_OPTIONS,
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gimp_bucket_fill_options_gui,
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GIMP_CONTEXT_FOREGROUND_MASK |
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GIMP_CONTEXT_BACKGROUND_MASK |
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GIMP_CONTEXT_OPACITY_MASK |
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GIMP_CONTEXT_PAINT_MODE_MASK |
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GIMP_CONTEXT_PATTERN_MASK,
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"gimp-bucket-fill-tool",
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_("Bucket Fill"),
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_("Fill with a color or pattern"),
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N_("_Bucket Fill"), "<shift>B",
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NULL, GIMP_HELP_TOOL_BUCKET_FILL,
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GIMP_STOCK_TOOL_BUCKET_FILL,
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data);
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}
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GType
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gimp_bucket_fill_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 (GimpBucketFillToolClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) gimp_bucket_fill_tool_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GimpBucketFillTool),
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0, /* n_preallocs */
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(GInstanceInitFunc) gimp_bucket_fill_tool_init,
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};
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tool_type = g_type_register_static (GIMP_TYPE_TOOL,
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"GimpBucketFillTool",
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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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/* private functions */
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static void
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gimp_bucket_fill_tool_class_init (GimpBucketFillToolClass *klass)
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{
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GimpToolClass *tool_class = GIMP_TOOL_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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tool_class->button_press = gimp_bucket_fill_tool_button_press;
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tool_class->button_release = gimp_bucket_fill_tool_button_release;
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tool_class->modifier_key = gimp_bucket_fill_tool_modifier_key;
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tool_class->cursor_update = gimp_bucket_fill_tool_cursor_update;
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}
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static void
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gimp_bucket_fill_tool_init (GimpBucketFillTool *bucket_fill_tool)
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{
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GimpTool *tool = GIMP_TOOL (bucket_fill_tool);
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gimp_tool_control_set_scroll_lock (tool->control, TRUE);
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gimp_tool_control_set_tool_cursor (tool->control,
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GIMP_TOOL_CURSOR_BUCKET_FILL);
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gimp_tool_control_set_action_value_1 (tool->control,
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"context/context-opacity-set");
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gimp_tool_control_set_action_object_1 (tool->control,
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"context/context-pattern-select-set");
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}
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static void
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gimp_bucket_fill_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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GimpBucketFillTool *bucket_tool = GIMP_BUCKET_FILL_TOOL (tool);
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GimpBucketFillOptions *options;
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options = GIMP_BUCKET_FILL_OPTIONS (tool->tool_info->tool_options);
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bucket_tool->target_x = coords->x;
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bucket_tool->target_y = coords->y;
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if (! options->sample_merged)
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{
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gint off_x, off_y;
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gimp_item_offsets (GIMP_ITEM (gimp_image_active_drawable (gdisp->gimage)),
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&off_x, &off_y);
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bucket_tool->target_x -= off_x;
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bucket_tool->target_y -= off_y;
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}
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tool->gdisp = gdisp;
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gimp_tool_control_activate (tool->control);
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}
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static void
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gimp_bucket_fill_tool_button_release (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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GimpBucketFillTool *bucket_tool = GIMP_BUCKET_FILL_TOOL (tool);
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GimpBucketFillOptions *options;
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GimpContext *context;
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options = GIMP_BUCKET_FILL_OPTIONS (tool->tool_info->tool_options);
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context = GIMP_CONTEXT (options);
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/* if the 3rd button isn't pressed, fill the selected region */
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if (! (state & GDK_BUTTON3_MASK))
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{
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gimp_drawable_bucket_fill (gimp_image_active_drawable (gdisp->gimage),
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context,
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options->fill_mode,
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gimp_context_get_paint_mode (context),
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gimp_context_get_opacity (context),
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! options->fill_selection,
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options->fill_transparent,
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options->threshold,
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options->sample_merged,
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bucket_tool->target_x,
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bucket_tool->target_y);
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gimp_image_flush (gdisp->gimage);
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}
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gimp_tool_control_halt (tool->control);
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}
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static void
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gimp_bucket_fill_tool_modifier_key (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpBucketFillOptions *options;
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options = GIMP_BUCKET_FILL_OPTIONS (tool->tool_info->tool_options);
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if (key == GDK_CONTROL_MASK)
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{
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switch (options->fill_mode)
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{
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case GIMP_FG_BUCKET_FILL:
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g_object_set (options, "fill-mode", GIMP_BG_BUCKET_FILL, NULL);
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break;
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case GIMP_BG_BUCKET_FILL:
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g_object_set (options, "fill-mode", GIMP_FG_BUCKET_FILL, NULL);
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break;
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default:
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break;
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}
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}
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else if (key == GDK_SHIFT_MASK)
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{
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g_object_set (options, "fill-selection", ! options->fill_selection, NULL);
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}
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}
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static void
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gimp_bucket_fill_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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GimpBucketFillOptions *options;
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GimpCursorModifier cmodifier = GIMP_CURSOR_MODIFIER_NONE;
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options = GIMP_BUCKET_FILL_OPTIONS (tool->tool_info->tool_options);
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if (gimp_image_coords_in_active_drawable (gdisp->gimage, 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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gimp_channel_value (selection, coords->x, coords->y))
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{
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switch (options->fill_mode)
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{
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case GIMP_FG_BUCKET_FILL:
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cmodifier = GIMP_CURSOR_MODIFIER_FOREGROUND;
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break;
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case GIMP_BG_BUCKET_FILL:
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cmodifier = GIMP_CURSOR_MODIFIER_BACKGROUND;
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break;
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case GIMP_PATTERN_BUCKET_FILL:
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cmodifier = GIMP_CURSOR_MODIFIER_PATTERN;
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break;
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}
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}
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}
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gimp_tool_control_set_cursor_modifier (tool->control, cmodifier);
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GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, gdisp);
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}
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