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-rw-r--r--app/propgui/gimppropgui-panorama-projection.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/app/propgui/gimppropgui-panorama-projection.c b/app/propgui/gimppropgui-panorama-projection.c
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+++ b/app/propgui/gimppropgui-panorama-projection.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
+ *
+ * gimppropgui-panorama-projection.c
+ * Copyright (C) 2018 Ell
+ *
+ * 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 "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "propgui-types.h"
+
+#include "core/gimpcontext.h"
+
+#include "gimppropgui.h"
+#include "gimppropgui-generic.h"
+#include "gimppropgui-panorama-projection.h"
+
+#include "gimp-intl.h"
+
+
+static void
+gyroscope_callback (GObject *config,
+ GeglRectangle *area,
+ gdouble yaw,
+ gdouble pitch,
+ gdouble roll,
+ gdouble zoom,
+ gboolean invert)
+{
+ g_object_set_data_full (G_OBJECT (config), "area",
+ g_memdup (area, sizeof (GeglRectangle)),
+ (GDestroyNotify) g_free);
+
+ g_object_set (config,
+ "pan", -yaw,
+ "tilt", -pitch,
+ "spin", -roll,
+ "zoom", CLAMP (100.0 * zoom, 0.01, 1000.0),
+ "inverse", invert,
+ NULL);
+}
+
+static void
+config_notify (GObject *config,
+ const GParamSpec *pspec,
+ gpointer set_data)
+{
+ GimpControllerGyroscopeCallback set_func;
+ GeglRectangle *area;
+ gdouble pan;
+ gdouble tilt;
+ gdouble spin;
+ gdouble zoom;
+ gboolean inverse;
+
+ set_func = g_object_get_data (G_OBJECT (config), "set-func");
+ area = g_object_get_data (G_OBJECT (config), "area");
+
+ g_object_get (config,
+ "pan", &pan,
+ "tilt", &tilt,
+ "spin", &spin,
+ "zoom", &zoom,
+ "inverse", &inverse,
+ NULL);
+
+ set_func (set_data,
+ area,
+ -pan, -tilt, -spin,
+ zoom / 100.0,
+ inverse);
+}
+
+GtkWidget *
+_gimp_prop_gui_new_panorama_projection (GObject *config,
+ GParamSpec **param_specs,
+ guint n_param_specs,
+ GeglRectangle *area,
+ GimpContext *context,
+ GimpCreatePickerFunc create_picker_func,
+ GimpCreateControllerFunc create_controller_func,
+ gpointer creator)
+{
+ GtkWidget *vbox;
+
+ g_return_val_if_fail (G_IS_OBJECT (config), NULL);
+ g_return_val_if_fail (param_specs != NULL, NULL);
+ g_return_val_if_fail (n_param_specs > 0, NULL);
+ g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+ vbox = _gimp_prop_gui_new_generic (config,
+ param_specs, n_param_specs,
+ area, context,
+ create_picker_func,
+ create_controller_func,
+ creator);
+
+
+ if (create_controller_func)
+ {
+ GCallback set_func;
+ gpointer set_data;
+
+ set_func = create_controller_func (creator,
+ GIMP_CONTROLLER_TYPE_GYROSCOPE,
+ _("Panorama Projection: "),
+ (GCallback) gyroscope_callback,
+ config,
+ &set_data);
+
+ g_object_set_data (G_OBJECT (config), "set-func", set_func);
+
+ g_object_set_data_full (G_OBJECT (config), "area",
+ g_memdup (area, sizeof (GeglRectangle)),
+ (GDestroyNotify) g_free);
+
+ config_notify (config, NULL, set_data);
+
+ g_signal_connect (config, "notify",
+ G_CALLBACK (config_notify),
+ set_data);
+ }
+
+ return vbox;
+}