diff options
Diffstat (limited to 'app/widgets/gimpbrushselect.c')
| -rw-r--r-- | app/widgets/gimpbrushselect.c | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/app/widgets/gimpbrushselect.c b/app/widgets/gimpbrushselect.c new file mode 100644 index 0000000..6ee62dc --- /dev/null +++ b/app/widgets/gimpbrushselect.c @@ -0,0 +1,346 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpbrushselect.c + * Copyright (C) 2004 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/>. + */ + +#include "config.h" + +#include <gegl.h> +#include <gtk/gtk.h> + +#include "libgimpbase/gimpbase.h" +#include "libgimpwidgets/gimpwidgets.h" + +#include "widgets-types.h" + +#include "gegl/gimp-babl-compat.h" + +#include "core/gimp.h" +#include "core/gimpcontext.h" +#include "core/gimpbrush.h" +#include "core/gimpparamspecs.h" +#include "core/gimptempbuf.h" + +#include "pdb/gimppdb.h" + +#include "gimpbrushfactoryview.h" +#include "gimpbrushselect.h" +#include "gimpcontainerbox.h" +#include "gimplayermodebox.h" +#include "gimpspinscale.h" + +#include "gimp-intl.h" + + +enum +{ + PROP_0, + PROP_OPACITY, + PROP_PAINT_MODE, + PROP_SPACING +}; + + +static void gimp_brush_select_constructed (GObject *object); +static void gimp_brush_select_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); + +static GimpValueArray * gimp_brush_select_run_callback (GimpPdbDialog *dialog, + GimpObject *object, + gboolean closing, + GError **error); + +static void gimp_brush_select_opacity_changed (GimpContext *context, + gdouble opacity, + GimpBrushSelect *select); +static void gimp_brush_select_mode_changed (GimpContext *context, + GimpLayerMode paint_mode, + GimpBrushSelect *select); + +static void gimp_brush_select_opacity_update (GtkAdjustment *adj, + GimpBrushSelect *select); +static void gimp_brush_select_spacing_update (GtkAdjustment *adj, + GimpBrushSelect *select); + + +G_DEFINE_TYPE (GimpBrushSelect, gimp_brush_select, GIMP_TYPE_PDB_DIALOG) + +#define parent_class gimp_brush_select_parent_class + + +static void +gimp_brush_select_class_init (GimpBrushSelectClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GimpPdbDialogClass *pdb_class = GIMP_PDB_DIALOG_CLASS (klass); + + object_class->constructed = gimp_brush_select_constructed; + object_class->set_property = gimp_brush_select_set_property; + + pdb_class->run_callback = gimp_brush_select_run_callback; + + g_object_class_install_property (object_class, PROP_OPACITY, + g_param_spec_double ("opacity", NULL, NULL, + GIMP_OPACITY_TRANSPARENT, + GIMP_OPACITY_OPAQUE, + GIMP_OPACITY_OPAQUE, + GIMP_PARAM_WRITABLE | + G_PARAM_CONSTRUCT)); + + g_object_class_install_property (object_class, PROP_PAINT_MODE, + g_param_spec_enum ("paint-mode", NULL, NULL, + GIMP_TYPE_LAYER_MODE, + GIMP_LAYER_MODE_NORMAL, + GIMP_PARAM_WRITABLE | + G_PARAM_CONSTRUCT)); + + g_object_class_install_property (object_class, PROP_SPACING, + g_param_spec_int ("spacing", NULL, NULL, + -G_MAXINT, 1000, -1, + GIMP_PARAM_WRITABLE | + G_PARAM_CONSTRUCT)); +} + +static void +gimp_brush_select_init (GimpBrushSelect *select) +{ +} + +static void +gimp_brush_select_constructed (GObject *object) +{ + GimpPdbDialog *dialog = GIMP_PDB_DIALOG (object); + GimpBrushSelect *select = GIMP_BRUSH_SELECT (object); + GtkWidget *content_area; + GtkWidget *vbox; + GtkWidget *scale; + GtkWidget *hbox; + GtkWidget *label; + GtkAdjustment *spacing_adj; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gimp_context_set_opacity (dialog->context, select->initial_opacity); + gimp_context_set_paint_mode (dialog->context, select->initial_mode); + + g_signal_connect (dialog->context, "opacity-changed", + G_CALLBACK (gimp_brush_select_opacity_changed), + dialog); + g_signal_connect (dialog->context, "paint-mode-changed", + G_CALLBACK (gimp_brush_select_mode_changed), + dialog); + + dialog->view = + gimp_brush_factory_view_new (GIMP_VIEW_TYPE_GRID, + dialog->context->gimp->brush_factory, + dialog->context, + FALSE, + GIMP_VIEW_SIZE_MEDIUM, 1, + dialog->menu_factory); + + gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (GIMP_CONTAINER_EDITOR (dialog->view)->view), + 5 * (GIMP_VIEW_SIZE_MEDIUM + 2), + 5 * (GIMP_VIEW_SIZE_MEDIUM + 2)); + + gtk_container_set_border_width (GTK_CONTAINER (dialog->view), 12); + + content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog)); + gtk_box_pack_start (GTK_BOX (content_area), dialog->view, TRUE, TRUE, 0); + gtk_widget_show (dialog->view); + + vbox = GTK_WIDGET (GIMP_CONTAINER_EDITOR (dialog->view)->view); + + /* Create the opacity scale widget */ + select->opacity_data = + GTK_ADJUSTMENT (gtk_adjustment_new (gimp_context_get_opacity (dialog->context) * 100.0, + 0.0, 100.0, + 1.0, 10.0, 0.0)); + + scale = gimp_spin_scale_new (select->opacity_data, + _("Opacity"), 1); + gtk_box_pack_end (GTK_BOX (vbox), scale, FALSE, FALSE, 0); + gtk_widget_show (scale); + + g_signal_connect (select->opacity_data, "value-changed", + G_CALLBACK (gimp_brush_select_opacity_update), + select); + + /* Create the paint mode option menu */ + hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4); + gtk_box_pack_end (GTK_BOX (vbox), hbox, FALSE, FALSE, 0); + gtk_widget_show (hbox); + + label = gtk_label_new (_("Mode:")); + gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + select->layer_mode_box = gimp_layer_mode_box_new (GIMP_LAYER_MODE_CONTEXT_PAINT); + gtk_box_pack_start (GTK_BOX (hbox), select->layer_mode_box, TRUE, TRUE, 0); + gtk_widget_show (select->layer_mode_box); + + g_object_bind_property (G_OBJECT (dialog->context), "paint-mode", + G_OBJECT (select->layer_mode_box), "layer-mode", + G_BINDING_BIDIRECTIONAL | + G_BINDING_SYNC_CREATE); + + spacing_adj = GIMP_BRUSH_FACTORY_VIEW (dialog->view)->spacing_adjustment; + + /* Use passed spacing instead of brushes default */ + if (select->spacing >= 0) + gtk_adjustment_set_value (spacing_adj, select->spacing); + + g_signal_connect (spacing_adj, "value-changed", + G_CALLBACK (gimp_brush_select_spacing_update), + select); +} + +static void +gimp_brush_select_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpPdbDialog *dialog = GIMP_PDB_DIALOG (object); + GimpBrushSelect *select = GIMP_BRUSH_SELECT (object); + + switch (property_id) + { + case PROP_OPACITY: + if (dialog->view) + gimp_context_set_opacity (dialog->context, g_value_get_double (value)); + else + select->initial_opacity = g_value_get_double (value); + break; + case PROP_PAINT_MODE: + if (dialog->view) + gimp_context_set_paint_mode (dialog->context, g_value_get_enum (value)); + else + select->initial_mode = g_value_get_enum (value); + break; + case PROP_SPACING: + if (dialog->view) + { + if (g_value_get_int (value) >= 0) + gtk_adjustment_set_value (GIMP_BRUSH_FACTORY_VIEW (dialog->view)->spacing_adjustment, + g_value_get_int (value)); + } + else + { + select->spacing = g_value_get_int (value); + } + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static GimpValueArray * +gimp_brush_select_run_callback (GimpPdbDialog *dialog, + GimpObject *object, + gboolean closing, + GError **error) +{ + GimpBrush *brush = GIMP_BRUSH (object); + GimpTempBuf *mask = gimp_brush_get_mask (brush); + const Babl *format; + gpointer data; + GimpArray *array; + GimpValueArray *return_vals; + + format = gimp_babl_compat_u8_mask_format (gimp_temp_buf_get_format (mask)); + data = gimp_temp_buf_lock (mask, format, GEGL_ACCESS_READ); + + array = gimp_array_new (data, + gimp_temp_buf_get_width (mask) * + gimp_temp_buf_get_height (mask) * + babl_format_get_bytes_per_pixel (format), + TRUE); + + return_vals = + gimp_pdb_execute_procedure_by_name (dialog->pdb, + dialog->caller_context, + NULL, error, + dialog->callback_name, + G_TYPE_STRING, gimp_object_get_name (object), + G_TYPE_DOUBLE, gimp_context_get_opacity (dialog->context) * 100.0, + GIMP_TYPE_INT32, GIMP_BRUSH_SELECT (dialog)->spacing, + GIMP_TYPE_INT32, gimp_context_get_paint_mode (dialog->context), + GIMP_TYPE_INT32, gimp_brush_get_width (brush), + GIMP_TYPE_INT32, gimp_brush_get_height (brush), + GIMP_TYPE_INT32, array->length, + GIMP_TYPE_INT8_ARRAY, array, + GIMP_TYPE_INT32, closing, + G_TYPE_NONE); + + gimp_array_free (array); + + gimp_temp_buf_unlock (mask, data); + + return return_vals; +} + +static void +gimp_brush_select_opacity_changed (GimpContext *context, + gdouble opacity, + GimpBrushSelect *select) +{ + g_signal_handlers_block_by_func (select->opacity_data, + gimp_brush_select_opacity_update, + select); + + gtk_adjustment_set_value (select->opacity_data, opacity * 100.0); + + g_signal_handlers_unblock_by_func (select->opacity_data, + gimp_brush_select_opacity_update, + select); + + gimp_pdb_dialog_run_callback (GIMP_PDB_DIALOG (select), FALSE); +} + +static void +gimp_brush_select_mode_changed (GimpContext *context, + GimpLayerMode paint_mode, + GimpBrushSelect *select) +{ + gimp_pdb_dialog_run_callback (GIMP_PDB_DIALOG (select), FALSE); +} + +static void +gimp_brush_select_opacity_update (GtkAdjustment *adjustment, + GimpBrushSelect *select) +{ + gimp_context_set_opacity (GIMP_PDB_DIALOG (select)->context, + gtk_adjustment_get_value (adjustment) / 100.0); +} + +static void +gimp_brush_select_spacing_update (GtkAdjustment *adjustment, + GimpBrushSelect *select) +{ + gdouble value = gtk_adjustment_get_value (adjustment); + + if (select->spacing != value) + { + select->spacing = value; + + gimp_pdb_dialog_run_callback (GIMP_PDB_DIALOG (select), FALSE); + } +} |