diff options
Diffstat (limited to 'app/widgets/gimpstrokeeditor.c')
| -rw-r--r-- | app/widgets/gimpstrokeeditor.c | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/app/widgets/gimpstrokeeditor.c b/app/widgets/gimpstrokeeditor.c new file mode 100644 index 0000000..3d91500 --- /dev/null +++ b/app/widgets/gimpstrokeeditor.c @@ -0,0 +1,420 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995-1999 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 <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 "core/gimpdashpattern.h" +#include "core/gimpstrokeoptions.h" + +#include "gimpcellrendererdashes.h" +#include "gimpdasheditor.h" +#include "gimpstrokeeditor.h" + +#include "gimp-intl.h" + + +enum +{ + PROP_0, + PROP_OPTIONS, + PROP_RESOLUTION +}; + + +static void gimp_stroke_editor_constructed (GObject *object); +static void gimp_stroke_editor_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_stroke_editor_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static gboolean gimp_stroke_editor_paint_button (GtkWidget *widget, + GdkEventExpose *event, + gpointer data); +static void gimp_stroke_editor_dash_preset (GtkWidget *widget, + GimpStrokeOptions *options); + +static void gimp_stroke_editor_combo_fill (GimpStrokeOptions *options, + GtkComboBox *box); + + +G_DEFINE_TYPE (GimpStrokeEditor, gimp_stroke_editor, GIMP_TYPE_FILL_EDITOR) + +#define parent_class gimp_stroke_editor_parent_class + + +static void +gimp_stroke_editor_class_init (GimpStrokeEditorClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->constructed = gimp_stroke_editor_constructed; + object_class->set_property = gimp_stroke_editor_set_property; + object_class->get_property = gimp_stroke_editor_get_property; + + g_object_class_install_property (object_class, PROP_OPTIONS, + g_param_spec_object ("options", NULL, NULL, + GIMP_TYPE_STROKE_OPTIONS, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property (object_class, PROP_RESOLUTION, + g_param_spec_double ("resolution", NULL, NULL, + GIMP_MIN_RESOLUTION, + GIMP_MAX_RESOLUTION, + 72.0, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); +} + +static void +gimp_stroke_editor_init (GimpStrokeEditor *editor) +{ +} + +static void +gimp_stroke_editor_constructed (GObject *object) +{ + GimpFillEditor *fill_editor = GIMP_FILL_EDITOR (object); + GimpStrokeEditor *editor = GIMP_STROKE_EDITOR (object); + GimpStrokeOptions *options; + GimpEnumStore *store; + GEnumValue *value; + GtkWidget *box; + GtkWidget *size; + GtkWidget *label; + GtkWidget *frame; + GtkWidget *table; + GtkWidget *expander; + GtkWidget *dash_editor; + GtkWidget *button; + GtkCellRenderer *cell; + gint row = 0; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gimp_assert (GIMP_IS_STROKE_OPTIONS (fill_editor->options)); + + options = GIMP_STROKE_OPTIONS (fill_editor->options); + + box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); + gtk_box_pack_start (GTK_BOX (editor), box, FALSE, FALSE, 0); + gtk_widget_show (box); + + label = gtk_label_new (_("Line width:")); + gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + size = gimp_prop_size_entry_new (G_OBJECT (options), + "width", FALSE, "unit", + "%a", GIMP_SIZE_ENTRY_UPDATE_SIZE, + editor->resolution); + gimp_size_entry_set_pixel_digits (GIMP_SIZE_ENTRY (size), 1); + gtk_box_pack_start (GTK_BOX (box), size, FALSE, FALSE, 0); + gtk_widget_show (size); + + expander = gtk_expander_new_with_mnemonic (_("_Line Style")); + gtk_box_pack_start (GTK_BOX (editor), expander, FALSE, FALSE, 0); + gtk_widget_show (expander); + + frame = gimp_frame_new ("<expander>"); + gtk_container_add (GTK_CONTAINER (expander), frame); + gtk_widget_show (frame); + + table = gtk_table_new (5, 3, FALSE); + gtk_table_set_col_spacings (GTK_TABLE (table), 6); + gtk_table_set_row_spacings (GTK_TABLE (table), 3); + gtk_table_set_row_spacing (GTK_TABLE (table), 2, 6); + gtk_table_set_row_spacing (GTK_TABLE (table), 4, 6); + gtk_container_add (GTK_CONTAINER (frame), table); + gtk_widget_show (table); + + box = gimp_prop_enum_icon_box_new (G_OBJECT (options), "cap-style", + "gimp-cap", 0, 0); + gimp_table_attach_aligned (GTK_TABLE (table), 0, row++, + _("_Cap style:"), 0.0, 0.5, + box, 2, TRUE); + + box = gimp_prop_enum_icon_box_new (G_OBJECT (options), "join-style", + "gimp-join", 0, 0); + gimp_table_attach_aligned (GTK_TABLE (table), 0, row++, + _("_Join style:"), 0.0, 0.5, + box, 2, TRUE); + + gimp_prop_scale_entry_new (G_OBJECT (options), "miter-limit", + GTK_TABLE (table), 0, row++, + _("_Miter limit:"), + 1.0, 1.0, 1, + FALSE, 0.0, 0.0); + + frame = gtk_frame_new (NULL); + gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN); + gimp_table_attach_aligned (GTK_TABLE (table), 0, row++, + _("Dash pattern:"), 0.0, 0.5, + frame, 2, FALSE); + + box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); + gtk_container_add (GTK_CONTAINER (frame), box); + gtk_widget_show (box); + + dash_editor = gimp_dash_editor_new (options); + + button = g_object_new (GTK_TYPE_BUTTON, + "width-request", 14, + NULL); + gtk_box_pack_start (GTK_BOX (box), button, FALSE, TRUE, 0); + gtk_widget_show (button); + + g_signal_connect_object (button, "clicked", + G_CALLBACK (gimp_dash_editor_shift_left), + dash_editor, G_CONNECT_SWAPPED); + g_signal_connect_after (button, "expose-event", + G_CALLBACK (gimp_stroke_editor_paint_button), + button); + + gtk_box_pack_start (GTK_BOX (box), dash_editor, TRUE, TRUE, 0); + gtk_widget_show (dash_editor); + + button = g_object_new (GTK_TYPE_BUTTON, + "width-request", 14, + NULL); + gtk_box_pack_start (GTK_BOX (box), button, FALSE, TRUE, 0); + gtk_widget_show (button); + + g_signal_connect_object (button, "clicked", + G_CALLBACK (gimp_dash_editor_shift_right), + dash_editor, G_CONNECT_SWAPPED); + g_signal_connect_after (button, "expose-event", + G_CALLBACK (gimp_stroke_editor_paint_button), + NULL); + + + store = g_object_new (GIMP_TYPE_ENUM_STORE, + "enum-type", GIMP_TYPE_DASH_PRESET, + "user-data-type", GIMP_TYPE_DASH_PATTERN, + NULL); + + for (value = store->enum_class->values; value->value_name; value++) + { + GtkTreeIter iter = { 0, }; + const gchar *desc; + + desc = gimp_enum_value_get_desc (store->enum_class, value); + + gtk_list_store_append (GTK_LIST_STORE (store), &iter); + gtk_list_store_set (GTK_LIST_STORE (store), &iter, + GIMP_INT_STORE_VALUE, value->value, + GIMP_INT_STORE_LABEL, desc, + -1); + } + + box = gimp_enum_combo_box_new_with_model (store); + g_object_unref (store); + + gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (box), GIMP_DASH_CUSTOM); + gimp_table_attach_aligned (GTK_TABLE (table), 0, row++, + _("Dash _preset:"), 0.0, 0.5, + box, 2, FALSE); + + cell = g_object_new (GIMP_TYPE_CELL_RENDERER_DASHES, + "xpad", 2, + NULL); + gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (box), cell, FALSE); + gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (box), cell, + "pattern", GIMP_INT_STORE_USER_DATA); + + gimp_stroke_editor_combo_fill (options, GTK_COMBO_BOX (box)); + + g_signal_connect (box, "changed", + G_CALLBACK (gimp_stroke_editor_dash_preset), + options); + g_signal_connect_object (options, "dash-info-changed", + G_CALLBACK (gimp_int_combo_box_set_active), + box, G_CONNECT_SWAPPED); +} + +static void +gimp_stroke_editor_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpFillEditor *fill_editor = GIMP_FILL_EDITOR (object); + GimpStrokeEditor *editor = GIMP_STROKE_EDITOR (object); + + switch (property_id) + { + case PROP_OPTIONS: + if (fill_editor->options) + g_object_unref (fill_editor->options); + fill_editor->options = g_value_dup_object (value); + break; + + case PROP_RESOLUTION: + editor->resolution = g_value_get_double (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_stroke_editor_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpFillEditor *fill_editor = GIMP_FILL_EDITOR (object); + GimpStrokeEditor *editor = GIMP_STROKE_EDITOR (object); + + switch (property_id) + { + case PROP_OPTIONS: + g_value_set_object (value, fill_editor->options); + break; + + case PROP_RESOLUTION: + g_value_set_double (value, editor->resolution); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +GtkWidget * +gimp_stroke_editor_new (GimpStrokeOptions *options, + gdouble resolution, + gboolean edit_context) +{ + g_return_val_if_fail (GIMP_IS_STROKE_OPTIONS (options), NULL); + + return g_object_new (GIMP_TYPE_STROKE_EDITOR, + "options", options, + "resolution", resolution, + "edit-context", edit_context ? TRUE : FALSE, + NULL); +} + +static gboolean +gimp_stroke_editor_paint_button (GtkWidget *widget, + GdkEventExpose *event, + gpointer data) +{ + GtkStyle *style = gtk_widget_get_style (widget); + GtkAllocation allocation; + gint w; + + gtk_widget_get_allocation (widget, &allocation); + + w = MIN (allocation.width, allocation.height) * 2 / 3; + + gtk_paint_arrow (style, + gtk_widget_get_window (widget), + gtk_widget_get_state (widget), + GTK_SHADOW_IN, + &event->area, widget, NULL, + data ? GTK_ARROW_LEFT : GTK_ARROW_RIGHT, TRUE, + allocation.x + (allocation.width - w) / 2, + allocation.y + (allocation.height - w) / 2, + w, w); + return FALSE; +} + +static void +gimp_stroke_editor_dash_preset (GtkWidget *widget, + GimpStrokeOptions *options) +{ + gint value; + + if (gimp_int_combo_box_get_active (GIMP_INT_COMBO_BOX (widget), &value) && + value != GIMP_DASH_CUSTOM) + { + gimp_stroke_options_take_dash_pattern (options, value, NULL); + } +} + +static void +gimp_stroke_editor_combo_update (GtkTreeModel *model, + GParamSpec *pspec, + GimpStrokeOptions *options) +{ + GtkTreeIter iter; + + if (gimp_int_store_lookup_by_value (model, GIMP_DASH_CUSTOM, &iter)) + { + gtk_list_store_set (GTK_LIST_STORE (model), &iter, + GIMP_INT_STORE_USER_DATA, + gimp_stroke_options_get_dash_info (options), + -1); + } +} + +static void +gimp_stroke_editor_combo_fill (GimpStrokeOptions *options, + GtkComboBox *box) +{ + GtkTreeModel *model = gtk_combo_box_get_model (box); + GtkTreeIter iter; + gboolean iter_valid; + + for (iter_valid = gtk_tree_model_get_iter_first (model, &iter); + iter_valid; + iter_valid = gtk_tree_model_iter_next (model, &iter)) + { + gint value; + + gtk_tree_model_get (model, &iter, + GIMP_INT_STORE_VALUE, &value, + -1); + + if (value == GIMP_DASH_CUSTOM) + { + gtk_list_store_set (GTK_LIST_STORE (model), &iter, + GIMP_INT_STORE_USER_DATA, + gimp_stroke_options_get_dash_info (options), + -1); + + g_signal_connect_object (options, "notify::dash-info", + G_CALLBACK (gimp_stroke_editor_combo_update), + model, G_CONNECT_SWAPPED); + } + else + { + GArray *pattern = gimp_dash_pattern_new_from_preset (value); + + gtk_list_store_set (GTK_LIST_STORE (model), &iter, + GIMP_INT_STORE_USER_DATA, pattern, + -1); + gimp_dash_pattern_free (pattern); + } + } +} |