From 5c1676dfe6d2f3c837a5e074117b45613fd29a72 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:30:19 +0200 Subject: Adding upstream version 2.10.34. Signed-off-by: Daniel Baumann --- app/core/gimpdrawable-fill.c | 279 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 279 insertions(+) create mode 100644 app/core/gimpdrawable-fill.c (limited to 'app/core/gimpdrawable-fill.c') diff --git a/app/core/gimpdrawable-fill.c b/app/core/gimpdrawable-fill.c new file mode 100644 index 0000000..a596d47 --- /dev/null +++ b/app/core/gimpdrawable-fill.c @@ -0,0 +1,279 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * 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 . + */ + +#include "config.h" + +#include +#include +#include + +#include "libgimpcolor/gimpcolor.h" + +#include "core-types.h" + +#include "gegl/gimp-babl.h" +#include "gegl/gimp-gegl-apply-operation.h" +#include "gegl/gimp-gegl-loops.h" +#include "gegl/gimp-gegl-utils.h" + +#include "operations/layer-modes/gimp-layer-modes.h" + +#include "gimp-utils.h" +#include "gimpbezierdesc.h" +#include "gimpchannel.h" +#include "gimpdrawable-fill.h" +#include "gimperror.h" +#include "gimpfilloptions.h" +#include "gimpimage.h" +#include "gimppattern.h" +#include "gimppickable.h" +#include "gimpscanconvert.h" + +#include "vectors/gimpvectors.h" + +#include "gimp-intl.h" + + +/* public functions */ + +void +gimp_drawable_fill (GimpDrawable *drawable, + GimpContext *context, + GimpFillType fill_type) +{ + GimpRGB color; + GimpPattern *pattern; + + g_return_if_fail (GIMP_IS_DRAWABLE (drawable)); + g_return_if_fail (GIMP_IS_CONTEXT (context)); + + if (fill_type == GIMP_FILL_TRANSPARENT && + ! gimp_drawable_has_alpha (drawable)) + { + fill_type = GIMP_FILL_BACKGROUND; + } + + if (! gimp_get_fill_params (context, fill_type, &color, &pattern, NULL)) + return; + + gimp_drawable_fill_buffer (drawable, + gimp_drawable_get_buffer (drawable), + &color, pattern, 0, 0); + + gimp_drawable_update (drawable, 0, 0, -1, -1); +} + +void +gimp_drawable_fill_buffer (GimpDrawable *drawable, + GeglBuffer *buffer, + const GimpRGB *color, + GimpPattern *pattern, + gint pattern_offset_x, + gint pattern_offset_y) +{ + g_return_if_fail (GIMP_IS_DRAWABLE (drawable)); + g_return_if_fail (GEGL_IS_BUFFER (buffer)); + g_return_if_fail (color != NULL || pattern != NULL); + g_return_if_fail (pattern == NULL || GIMP_IS_PATTERN (pattern)); + + if (pattern) + { + GeglBuffer *src_buffer; + GeglBuffer *dest_buffer; + GimpColorProfile *src_profile; + GimpColorProfile *dest_profile; + + src_buffer = gimp_pattern_create_buffer (pattern); + + src_profile = gimp_babl_format_get_color_profile ( + gegl_buffer_get_format (src_buffer)); + dest_profile = gimp_color_managed_get_color_profile ( + GIMP_COLOR_MANAGED (drawable)); + + if (gimp_color_transform_can_gegl_copy (src_profile, dest_profile)) + { + dest_buffer = g_object_ref (src_buffer); + } + else + { + dest_buffer = gegl_buffer_new (gegl_buffer_get_extent (src_buffer), + gegl_buffer_get_format (buffer)); + + gimp_gegl_convert_color_profile ( + src_buffer, NULL, src_profile, + dest_buffer, NULL, dest_profile, + GIMP_COLOR_RENDERING_INTENT_PERCEPTUAL, + TRUE, + NULL); + } + + gegl_buffer_set_pattern (buffer, NULL, dest_buffer, + pattern_offset_x, pattern_offset_y); + + g_object_unref (src_buffer); + g_object_unref (dest_buffer); + } + else + { + GimpRGB image_color; + GeglColor *gegl_color; + + gimp_pickable_srgb_to_image_color (GIMP_PICKABLE (drawable), + color, &image_color); + + if (! gimp_drawable_has_alpha (drawable)) + gimp_rgb_set_alpha (&image_color, 1.0); + + gegl_color = gimp_gegl_color_new (&image_color); + gegl_buffer_set_color (buffer, NULL, gegl_color); + g_object_unref (gegl_color); + } +} + +void +gimp_drawable_fill_boundary (GimpDrawable *drawable, + GimpFillOptions *options, + const GimpBoundSeg *bound_segs, + gint n_bound_segs, + gint offset_x, + gint offset_y, + gboolean push_undo) +{ + GimpScanConvert *scan_convert; + + g_return_if_fail (GIMP_IS_DRAWABLE (drawable)); + g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable))); + g_return_if_fail (GIMP_IS_FILL_OPTIONS (options)); + g_return_if_fail (bound_segs == NULL || n_bound_segs != 0); + g_return_if_fail (gimp_fill_options_get_style (options) != + GIMP_FILL_STYLE_PATTERN || + gimp_context_get_pattern (GIMP_CONTEXT (options)) != NULL); + + scan_convert = gimp_scan_convert_new_from_boundary (bound_segs, n_bound_segs, + offset_x, offset_y); + + if (scan_convert) + { + gimp_drawable_fill_scan_convert (drawable, options, + scan_convert, push_undo); + gimp_scan_convert_free (scan_convert); + } +} + +gboolean +gimp_drawable_fill_vectors (GimpDrawable *drawable, + GimpFillOptions *options, + GimpVectors *vectors, + gboolean push_undo, + GError **error) +{ + const GimpBezierDesc *bezier; + + g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE); + g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE); + g_return_val_if_fail (GIMP_IS_FILL_OPTIONS (options), FALSE); + g_return_val_if_fail (GIMP_IS_VECTORS (vectors), FALSE); + g_return_val_if_fail (gimp_fill_options_get_style (options) != + GIMP_FILL_STYLE_PATTERN || + gimp_context_get_pattern (GIMP_CONTEXT (options)) != NULL, + FALSE); + g_return_val_if_fail (error == NULL || *error == NULL, FALSE); + + bezier = gimp_vectors_get_bezier (vectors); + + if (bezier && bezier->num_data > 4) + { + GimpScanConvert *scan_convert = gimp_scan_convert_new (); + + gimp_scan_convert_add_bezier (scan_convert, bezier); + gimp_drawable_fill_scan_convert (drawable, options, + scan_convert, push_undo); + + gimp_scan_convert_free (scan_convert); + + return TRUE; + } + + g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED, + _("Not enough points to fill")); + + return FALSE; +} + +void +gimp_drawable_fill_scan_convert (GimpDrawable *drawable, + GimpFillOptions *options, + GimpScanConvert *scan_convert, + gboolean push_undo) +{ + GimpContext *context; + GeglBuffer *buffer; + GeglBuffer *mask_buffer; + gint x, y, w, h; + gint off_x; + gint off_y; + + g_return_if_fail (GIMP_IS_DRAWABLE (drawable)); + g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable))); + g_return_if_fail (GIMP_IS_FILL_OPTIONS (options)); + g_return_if_fail (scan_convert != NULL); + g_return_if_fail (gimp_fill_options_get_style (options) != + GIMP_FILL_STYLE_PATTERN || + gimp_context_get_pattern (GIMP_CONTEXT (options)) != NULL); + + context = GIMP_CONTEXT (options); + + if (! gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &w, &h)) + return; + + /* fill a 1-bpp GeglBuffer with black, this will describe the shape + * of the stroke. + */ + mask_buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0, w, h), + babl_format ("Y u8")); + + /* render the stroke into it */ + gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y); + + gimp_scan_convert_render (scan_convert, mask_buffer, + x + off_x, y + off_y, + gimp_fill_options_get_antialias (options)); + + buffer = gimp_fill_options_create_buffer (options, drawable, + GEGL_RECTANGLE (0, 0, w, h), + -x, -y); + + gimp_gegl_apply_opacity (buffer, NULL, NULL, buffer, + mask_buffer, 0, 0, 1.0); + g_object_unref (mask_buffer); + + /* Apply to drawable */ + gimp_drawable_apply_buffer (drawable, buffer, + GEGL_RECTANGLE (0, 0, w, h), + push_undo, C_("undo-type", "Render Stroke"), + gimp_context_get_opacity (context), + gimp_context_get_paint_mode (context), + GIMP_LAYER_COLOR_SPACE_AUTO, + GIMP_LAYER_COLOR_SPACE_AUTO, + gimp_layer_mode_get_paint_composite_mode ( + gimp_context_get_paint_mode (context)), + NULL, x, y); + + g_object_unref (buffer); + + gimp_drawable_update (drawable, x, y, w, h); +} -- cgit v1.2.3