101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikawidgets/pikawidgets.h"
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#include "tools-types.h"
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#include "operations/layer-modes/pika-layer-modes.h"
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#include "paint/pikapaintoptions.h"
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#include "widgets/pikahelp-ids.h"
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#include "pikapaintbrushtool.h"
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#include "pikapaintoptions-gui.h"
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#include "pikatoolcontrol.h"
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#include "pika-intl.h"
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static gboolean pika_paintbrush_tool_is_alpha_only (PikaPaintTool *paint_tool,
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PikaDrawable *drawable);
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G_DEFINE_TYPE (PikaPaintbrushTool, pika_paintbrush_tool, PIKA_TYPE_BRUSH_TOOL)
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void
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pika_paintbrush_tool_register (PikaToolRegisterCallback callback,
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gpointer data)
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{
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(* callback) (PIKA_TYPE_PAINTBRUSH_TOOL,
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PIKA_TYPE_PAINT_OPTIONS,
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pika_paint_options_gui,
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PIKA_PAINT_OPTIONS_CONTEXT_MASK |
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PIKA_CONTEXT_PROP_MASK_EXPAND |
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PIKA_CONTEXT_PROP_MASK_GRADIENT |
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PIKA_CONTEXT_PROP_MASK_PATTERN,
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"pika-paintbrush-tool",
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_("Paintbrush"),
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_("Paintbrush Tool: Paint smooth strokes using a brush"),
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N_("_Paintbrush"), "P",
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NULL, PIKA_HELP_TOOL_PAINTBRUSH,
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PIKA_ICON_TOOL_PAINTBRUSH,
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data);
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}
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static void
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pika_paintbrush_tool_class_init (PikaPaintbrushToolClass *klass)
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{
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PikaPaintToolClass *paint_tool_class = PIKA_PAINT_TOOL_CLASS (klass);
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paint_tool_class->is_alpha_only = pika_paintbrush_tool_is_alpha_only;
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}
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static void
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pika_paintbrush_tool_init (PikaPaintbrushTool *paintbrush)
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{
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PikaTool *tool = PIKA_TOOL (paintbrush);
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pika_tool_control_set_tool_cursor (tool->control,
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PIKA_TOOL_CURSOR_PAINTBRUSH);
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pika_paint_tool_enable_color_picker (PIKA_PAINT_TOOL (paintbrush),
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PIKA_COLOR_PICK_TARGET_FOREGROUND);
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}
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static gboolean
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pika_paintbrush_tool_is_alpha_only (PikaPaintTool *paint_tool,
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PikaDrawable *drawable)
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{
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PikaPaintOptions *paint_options = PIKA_PAINT_TOOL_GET_OPTIONS (paint_tool);
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PikaContext *context = PIKA_CONTEXT (paint_options);
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PikaLayerMode paint_mode = pika_context_get_paint_mode (context);
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return pika_layer_mode_is_alpha_only (paint_mode);
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}
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