summaryrefslogtreecommitdiffstats
path: root/app/operations/layer-modes/gimpoperationlayermode.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--app/operations/layer-modes/gimpoperationlayermode.h89
1 files changed, 89 insertions, 0 deletions
diff --git a/app/operations/layer-modes/gimpoperationlayermode.h b/app/operations/layer-modes/gimpoperationlayermode.h
new file mode 100644
index 0000000..a2a5463
--- /dev/null
+++ b/app/operations/layer-modes/gimpoperationlayermode.h
@@ -0,0 +1,89 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoperationlayermode.h
+ * Copyright (C) 2008 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/>.
+ */
+
+#ifndef __GIMP_OPERATION_LAYER_MODE_H__
+#define __GIMP_OPERATION_LAYER_MODE_H__
+
+
+#include <gegl-plugin.h>
+
+
+#define GIMP_TYPE_OPERATION_LAYER_MODE (gimp_operation_layer_mode_get_type ())
+#define GIMP_OPERATION_LAYER_MODE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_LAYER_MODE, GimpOperationLayerMode))
+#define GIMP_OPERATION_LAYER_MODE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_OPERATION_LAYER_MODE, GimpOperationLayerModeClass))
+#define GIMP_IS_OPERATION_LAYER_MODE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_OPERATION_LAYER_MODE))
+#define GIMP_IS_OPERATION_LAYER_MODE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_OPERATION_LAYER_MODE))
+#define GIMP_OPERATION_LAYER_MODE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_OPERATION_LAYER_MODE, GimpOperationLayerModeClass))
+
+
+typedef struct _GimpOperationLayerModeClass GimpOperationLayerModeClass;
+
+struct _GimpOperationLayerMode
+{
+ GeglOperationPointComposer3 parent_instance;
+
+ GimpLayerMode layer_mode;
+ gdouble opacity;
+ GimpLayerColorSpace blend_space;
+ GimpLayerColorSpace composite_space;
+ GimpLayerCompositeMode composite_mode;
+
+ gdouble prop_opacity;
+ GimpLayerCompositeMode prop_composite_mode;
+
+ GimpLayerModeFunc function;
+ GimpLayerModeBlendFunc blend_function;
+ gboolean is_last_node;
+ gboolean has_mask;
+};
+
+struct _GimpOperationLayerModeClass
+{
+ GeglOperationPointComposer3Class parent_class;
+
+ /* virtual functions */
+ gboolean (* parent_process) (GeglOperation *operation,
+ GeglOperationContext *context,
+ const gchar *output_prop,
+ const GeglRectangle *result,
+ gint level);
+ gboolean (* process) (GeglOperation *operation,
+ void *in,
+ void *aux,
+ void *mask,
+ void *out,
+ glong samples,
+ const GeglRectangle *roi,
+ gint level);
+
+ /* Returns the composite region (any combination of the layer and the
+ * backdrop) that the layer mode affects. Most modes only affect the
+ * overlapping region, and don't need to override this function.
+ */
+ GimpLayerCompositeRegion (* get_affected_region) (GimpOperationLayerMode *layer_mode);
+};
+
+
+GType gimp_operation_layer_mode_get_type (void) G_GNUC_CONST;
+
+GimpLayerCompositeRegion gimp_operation_layer_mode_get_affected_region (GimpOperationLayerMode *layer_mode);
+
+
+#endif /* __GIMP_OPERATION_LAYER_MODE_H__ */