Merge branch 'dev'

Reviewed-on: #45

command-line.c

@@ -155,6 +155,10 @@ int command_line_convert_gds(const char *gds_name,
 	LayerSettings *layer_sett;
 	GdsOutputRenderer *current_renderer;
 
+	const struct gds_library_parsing_opts gds_parsing_options = {
+		.simplified_polygons = 1,
+	};
+
 	/* Check if parameters are valid */
 	if (!gds_name || !cell_name || !output_file_names || !layer_file || !renderers) {
 		printf(_("Probably missing argument. Check --help option\n"));
@@ -173,7 +177,7 @@ int command_line_convert_gds(const char *gds_name,
 
 	/* Load GDS */
 	clear_lib_list(&libs);
-	res = parse_gds_from_file(gds_name, &libs);
+	res = parse_gds_from_file(gds_name, &libs, &gds_parsing_options);
 	if (res)
 		goto ret_destroy_library_list;
 

gds-render-gui.c

@@ -278,6 +278,10 @@ static void on_load_gds(gpointer button, gpointer user)
 	char *filename;
 	unsigned int cell_error_level;
 
+	const struct gds_library_parsing_opts gds_parsing_options = {
+		.simplified_polygons = 1,
+	};
+
 	self = RENDERER_GUI(user);
 	if (!self)
 		return;
@@ -307,7 +311,7 @@ static void on_load_gds(gpointer button, gpointer user)
 	clear_lib_list(&self->gds_libraries);
 
 	/* Parse new GDSII file */
-	gds_result = parse_gds_from_file(filename, &self->gds_libraries);
+	gds_result = parse_gds_from_file(filename, &self->gds_libraries, &gds_parsing_options);
 
 	/* Delete file name afterwards */
 	g_free(filename);
@@ -691,19 +695,13 @@ static void on_select_all_layers_clicked(GtkWidget *button, gpointer user_data)
 	layer_selector_select_all_layers(gui->layer_selector, TRUE);
 }
 
-static void auto_naming_clicked(GtkWidget *button, gpointer user_data)
+static gboolean auto_naming_ask_for_override(GdsRenderGui *gui)
 {
-	GdsRenderGui *gui;
 	GtkDialog *dialog;
-	gboolean overwrite;
+	gint dialog_result;
-	int dialog_result;
+	gboolean overwrite = FALSE;
-	(void)button;
 
-	gui = RENDERER_GUI(user_data);
+	g_return_val_if_fail(RENDERER_IS_GUI(gui), FALSE);
-
-	/* Don't do anything if the selector is empty. */
-	if (!layer_selector_contains_elements(gui->layer_selector))
-		return;
 
 	/* Ask for overwrite */
 	dialog = GTK_DIALOG(gtk_message_dialog_new(gui->main_window, GTK_DIALOG_USE_HEADER_BAR, GTK_MESSAGE_QUESTION,
@@ -720,6 +718,25 @@ static void auto_naming_clicked(GtkWidget *button, gpointer user_data)
 	}
 	gtk_widget_destroy(GTK_WIDGET(dialog));
 
+	return overwrite;
+}
+
+static void auto_naming_clicked(GtkWidget *button, gpointer user_data)
+{
+	GdsRenderGui *gui;
+	gboolean overwrite = FALSE;
+	(void)button;
+
+	gui = RENDERER_GUI(user_data);
+
+	/* Don't do anything if the selector is empty. */
+	if (!layer_selector_contains_elements(gui->layer_selector))
+		return;
+
+	/* Ask, if names shall be overwritten, if they are not empty */
+	if (layer_selector_num_of_named_elements(gui->layer_selector) > 0)
+		overwrite = auto_naming_ask_for_override(gui);
+
 	layer_selector_auto_name_layers(gui->layer_selector, overwrite);
 }
 

gds-utils/gds-parser.c

@@ -266,7 +266,8 @@ static uint16_t gds_convert_unsigned_int16(const char *data)
  * @param library_ptr Return of newly created library.
  * @return Newly created list pointer
  */
-static GList *append_library(GList *curr_list, struct gds_library **library_ptr)
+static GList *append_library(GList *curr_list, const struct gds_library_parsing_opts *opts,
+			     struct gds_library **library_ptr)
 {
 	struct gds_library *lib;
 
@@ -276,6 +277,8 @@ static GList *append_library(GList *curr_list, struct gds_library **library_ptr)
 		lib->name[0] = 0;
 		lib->unit_in_meters = GDS_DEFAULT_UNITS; // Default. Will be overwritten
 		lib->cell_names = NULL;
+		/* Copy the settings into the library */
+		memcpy(&lib->parsing_opts, opts, sizeof(struct gds_library_parsing_opts));
 	} else
 		return NULL;
 	if (library_ptr)
@@ -488,20 +491,102 @@ static void parse_reference_list(gpointer gcell_ref, gpointer glibrary)
 }
 
 /**
- * @brief Scans cell references inside cell
+ * @brief Simplify graphics objects
- This function searches all the references in \p gcell and updates the gds_cell_instance::cell_ref field in each instance
+ * @param graphics gfx struct
+ * @param user_data GDS library
+ */
+static void simplify_graphics(gpointer graphics, gpointer user_data)
+{
+	struct gds_graphics *gfx;
+	const struct gds_point *first_vertex = NULL;
+	const struct gds_point *prev_vertex = NULL;
+	const struct gds_point *current_vertex;
+	GList *vertex_iter;
+	GList *next_iter;
+	(void)user_data;
+	size_t processed_count = 0U;
+	size_t removed_count = 0U;
+
+	gfx = (struct gds_graphics *)graphics;
+	if (gfx->gfx_type == GRAPHIC_POLYGON) {
+		GDS_INF("\t\t\tPolygon found\n");
+
+		/* Loop over all vertices */
+		for (vertex_iter = gfx->vertices; vertex_iter;) {
+			current_vertex = (const struct gds_point *)vertex_iter->data;
+			next_iter = g_list_next(vertex_iter);
+			processed_count++;
+
+			if (vertex_iter == gfx->vertices) {
+				/* This is the first vertex */
+				first_vertex = current_vertex;
+				prev_vertex = NULL;
+			}
+
+			if (prev_vertex) {
+				if (current_vertex->x == prev_vertex->x && current_vertex->y == prev_vertex->y) {
+					/* Vertex is the same as the previous one */
+					GDS_INF("\t\t\t\tDuplicate vertex (%d,%d). Removing...\n",
+						current_vertex->x, current_vertex->y);
+
+					/* Delete the current one from the list */
+					gfx->vertices = g_list_remove_link(gfx->vertices, vertex_iter);
+
+					/* Free the data */
+					if (vertex_iter->data)
+						free(vertex_iter->data);
+					vertex_iter->data = NULL;
+					g_list_free_1(vertex_iter);
+					removed_count++;
+				} else if (!g_list_next(vertex_iter)) {
+					/* This is the last element in the list */
+					if (current_vertex->x == first_vertex->x &&
+							current_vertex->y == first_vertex->y) {
+						GDS_INF("\t\t\t\tLast vertex is identical to first vertex (%d,%d). Removing\n",
+							current_vertex->x, current_vertex->y);
+						gfx->vertices = g_list_remove_link(gfx->vertices, vertex_iter);
+						if (vertex_iter->data)
+							free(vertex_iter->data);
+						g_list_free_1(vertex_iter);
+						removed_count++;
+					} else {
+						GDS_WARN("First vertex is not coincident with first vertex, although the GDS file format specifies this. However, this is not a problem.");
+					}
+				}
+			}
+
+			vertex_iter = next_iter;
+			prev_vertex = current_vertex;
+		}
+		GDS_INF("\t\t\tProcessed %zu vertices. %zu removed.\n", processed_count, removed_count);
+	}
+}
+
+/**
+ * @brief Scans cell and resolves references and simplifies polygons
+ * This function searches all the references in \p gcell and updates the gds_cell_instance::cell_ref field in each instance
+ *
  * @param gcell pointer cast of #gds_cell *
  * @param library Library where the cell references are searched in
  */
-static void scan_cell_reference_dependencies(gpointer gcell, gpointer library)
+static void scan_cell_references_and_polygons(gpointer gcell, gpointer library)
 {
 	struct gds_cell *cell = (struct gds_cell *)gcell;
+	struct gds_library *my_lib = (struct gds_library *)library;
+	int simplify_polygons;
+
+	simplify_polygons = my_lib->parsing_opts.simplified_polygons;
 
 	GDS_INF("\tScanning cell: %s\n", cell->name);
-
+	GDS_INF("\t\tCell references\n");
 	/* Scan all library references */
 	g_list_foreach(cell->child_cells, parse_reference_list, library);
 
+
+	GDS_INF("\t\tSimplifying Polygons%s\n", simplify_polygons ? "" : ": skipped");
+	if (simplify_polygons) {
+		g_list_foreach(cell->graphic_objs, simplify_graphics, library);
+	}
 }
 
 /**
@@ -517,7 +602,7 @@ static void scan_library_references(gpointer library_list_item, gpointer user)
 	(void)user;
 
 	GDS_INF("Scanning Library: %s\n", lib->name);
-	g_list_foreach(lib->cells, scan_cell_reference_dependencies, lib);
+	g_list_foreach(lib->cells, scan_cell_references_and_polygons, lib);
 }
 
 /**
@@ -617,7 +702,8 @@ static void convert_aref_to_sref(struct gds_cell_array_instance *aref, struct gd
 	GDS_INF("Converted AREF to SREFs\n");
 }
 
-int parse_gds_from_file(const char *filename, GList **library_list)
+int parse_gds_from_file(const char *filename, GList **library_list,
+			const struct gds_library_parsing_opts *parsing_options)
 {
 	char *workbuff;
 	int read;
@@ -697,7 +783,7 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 		/* if begin: Allocate structures */
 		switch (rec_type) {
 		case BGNLIB:
-			lib_list = append_library(lib_list, &current_lib);
+			lib_list = append_library(lib_list, parsing_options, &current_lib);
 			if (lib_list == NULL) {
 				GDS_ERROR("Allocating memory failed");
 				run = -3;
@@ -771,7 +857,7 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 				run = -4;
 				break;
 			}
-			GDS_INF("\tEntering boundary/Box\n");
+			GDS_INF("\tEntering boundary of type %s\n", rec_type==BOUNDARY ? "polygon" : "box");
 			break;
 		case SREF:
 			if (current_cell == NULL) {
@@ -806,7 +892,9 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 			break;
 		case ENDEL:
 			if (current_graphics != NULL) {
-				GDS_INF("\tLeaving %s\n", (current_graphics->gfx_type == GRAPHIC_POLYGON ? "boundary" : "path"));
+				GDS_INF("\tLeaving %s\n", (current_graphics->gfx_type == GRAPHIC_POLYGON ? "boundary"
+							: (current_graphics->gfx_type == GRAPHIC_PATH ? "path"
+							: "box")));
 				current_graphics = NULL;
 			}
 			if (current_s_reference != NULL) {
@@ -825,11 +913,11 @@ int parse_gds_from_file(const char *filename, GList **library_list)
 
 			} else if (current_s_reference) {
 				if (rec_data_length != 8) {
-					GDS_WARN("Instance has weird coordinates. Rendered output might be screwed!");
+					GDS_WARN("Instance has weird coordinates. Rendered output might be wrong!");
 				}
 			} else if (current_a_reference) {
 				if (rec_data_length != (3*(4+4)))
-					GDS_WARN("Array instance has weird coordinates. Rendered output might be screwed!");
+					GDS_WARN("Array instance has weird coordinates. Rendered output might be wrong!");
 			}
 			break;
 		case AREF:

include/gds-render/gds-utils/gds-parser.h

@@ -48,9 +48,11 @@
  *
  * @param[in] filename Path to the GDS file
  * @param[in,out] library_array GList Pointer.
+ * @param[in] parsing_options Parsing options.
  * @return 0 if successful
  */
-int parse_gds_from_file(const char *filename, GList **library_array);
+int parse_gds_from_file(const char *filename, GList **library_array,
+                        const struct gds_library_parsing_opts *parsing_options);
 
 /**
  * @brief Deletes all libraries including cells, references etc.

include/gds-render/gds-utils/gds-types.h

@@ -129,6 +129,13 @@ struct gds_cell {
 	struct gds_cell_checks checks; /**< @brief Checking results */
 };
 
+/**
+ * @brief Options, hwo this liobrary was parsed.
+ */
+struct gds_library_parsing_opts {
+    int simplified_polygons; /**< @brief Polygons have been simplified. Coincident end point removed. */
+};
+
 /**
  * @brief GDS Toplevel library
  */
@@ -136,6 +143,7 @@ struct gds_library {
 	char name[CELL_NAME_MAX];
 	struct gds_time_field mod_time;
 	struct gds_time_field access_time;
+    struct gds_library_parsing_opts parsing_opts;
 	double unit_in_meters;  /**< Length of a database unit in meters */
 	GList *cells; /**< List of #gds_cell that contains all cells in this library*/
 	GList *cell_names /**< List of strings that contains all cell names */;

include/gds-render/layer/layer-selector.h

@@ -130,6 +130,13 @@ void layer_selector_auto_name_layers(LayerSelector *layer_selector, gboolean ove
  */
 gboolean layer_selector_contains_elements(LayerSelector *layer_selector);
 
+/**
+ * @brief Get number of layer elements that are named
+ * @param[in] layer_selector Layer selector
+ * @return Number of layers with a name != NULL or != ""
+ */
+size_t layer_selector_num_of_named_elements(LayerSelector *layer_selector);
+
 G_END_DECLS
 
 #endif /* __LAYER_SELECTOR_H__ */

include/gds-render/output-renderers/cairo-renderer.h

@@ -38,7 +38,7 @@ G_DECLARE_FINAL_TYPE(CairoRenderer, cairo_renderer, GDS_RENDER, CAIRO_RENDERER,
 
 #define GDS_RENDER_TYPE_CAIRO_RENDERER (cairo_renderer_get_type())
 
-#define MAX_LAYERS (300) /**< \brief Maximum layer count the output renderer can process. Typically GDS only specifies up to 255 layers.*/
+#define MAX_LAYERS (5000) /**< \brief Maximum layer count the output renderer can process. Typically GDS only specifies up to 255 layers.*/
 
 /**
  * @brief Create new CairoRenderer for SVG output

layer/layer-selector.c

@@ -822,12 +822,10 @@ void layer_selector_auto_color_layers(LayerSelector *layer_selector, ColorPalett
 	unsigned int color_count;
 	GdkRGBA color;
 
-	if (GDS_RENDER_IS_COLOR_PALETTE(palette) == FALSE || LAYER_IS_SELECTOR(layer_selector) == FALSE)
+	g_return_if_fail(GDS_RENDER_IS_COLOR_PALETTE(palette));
-		return;
+	g_return_if_fail(LAYER_IS_SELECTOR(layer_selector));
-	if (global_alpha <= 0)
+	g_return_if_fail(global_alpha > 0);
-		return;
+	g_return_if_fail(GTK_IS_LIST_BOX(layer_selector->list_box));
-	if (GTK_IS_LIST_BOX(layer_selector->list_box) == FALSE)
-		return;
 
 	le_list = gtk_container_get_children(GTK_CONTAINER(layer_selector->list_box));
 
@@ -898,4 +896,31 @@ gboolean layer_selector_contains_elements(LayerSelector *layer_selector)
 	return (layer_element_list ? TRUE : FALSE);
 }
 
+size_t layer_selector_num_of_named_elements(LayerSelector *layer_selector)
+{
+	GList *le_list;
+	GList *le_list_ptr;
+	LayerElement *le;
+	const char *layer_name;
+	size_t count = 0U;
+
+	g_return_val_if_fail(LAYER_IS_SELECTOR(layer_selector), 0U);
+
+	le_list = gtk_container_get_children(GTK_CONTAINER(layer_selector->list_box));
+
+	for (le_list_ptr = le_list; le_list_ptr != NULL; le_list_ptr = g_list_next(le_list_ptr)) {
+		le = LAYER_ELEMENT(le_list_ptr->data);
+		if (!le)
+			continue;
+		layer_name = layer_element_get_name(le);
+
+		if (layer_name && *layer_name) {
+			/* Layer name is not empty. Count it */
+			count++;
+		}
+	}
+
+	return count;
+}
+
 /** @} */

output-renderers/cairo-renderer.c

@@ -371,8 +371,6 @@ static int cairo_renderer_render_cell_to_vector_file(GdsOutputRenderer *renderer
 	for (info_list = layer_infos; info_list != NULL; info_list = g_list_next(info_list)) {
 		linfo = (struct layer_info *)info_list->data;
 
-		dprintf(comm_pipe[1], _("Exporting layer %d to file\n"), linfo->layer);
-
 		if (linfo->layer >= MAX_LAYERS) {
 			printf(_("Layer outside of spec.\n"));
 			continue;
@@ -381,6 +379,8 @@ static int cairo_renderer_render_cell_to_vector_file(GdsOutputRenderer *renderer
 		if (!linfo->render)
 			continue;
 
+		dprintf(comm_pipe[1], _("Exporting layer %d to file\n"), linfo->layer);
+
 		if (pdf_file && pdf_cr) {
 			cairo_set_source_surface(pdf_cr, layers[linfo->layer].rec, -xmin, -ymin);
 			cairo_paint_with_alpha(pdf_cr, linfo->color.alpha);

output-renderers/latex-renderer.c

@@ -370,7 +370,7 @@ static int latex_renderer_render_output(GdsOutputRenderer *renderer,
 						l_renderer->pdf_layers, l_renderer->tex_standalone, renderer);
 		fclose(tex_file);
 	} else {
-		g_error(_("Could not open LaTeX output file"));
+        g_warning(_("Could not open LaTeX output file"));
 	}
 
 	if (settings)

resources/layer-widget.glade

@@ -1,26 +1,26 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.1 -->
+<!-- Generated with glade 3.38.2 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkAdjustment" id="adjustment1">
     <property name="upper">1</property>
     <property name="value">1</property>
-    <property name="step_increment">0.01</property>
+    <property name="step-increment">0.01</property>
-    <property name="page_increment">0.10000000000000001</property>
+    <property name="page-increment">0.10</property>
   </object>
   <object class="GtkBox" id="box">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
     <property name="spacing">3</property>
     <child>
       <object class="GtkEventBox" id="event-box">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <child>
           <object class="GtkImage">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can-focus">False</property>
-            <property name="stock">gtk-justify-fill</property>
+            <property name="icon-name">open-menu-symbolic</property>
           </object>
         </child>
       </object>
@@ -33,7 +33,7 @@
     <child>
       <object class="GtkLabel" id="layer">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <property name="label" translatable="yes">label</property>
       </object>
       <packing>
@@ -45,9 +45,9 @@
     <child>
       <object class="GtkColorButton" id="color">
         <property name="visible">True</property>
-        <property name="can_focus">True</property>
+        <property name="can-focus">True</property>
-        <property name="receives_default">True</property>
+        <property name="receives-default">True</property>
-        <property name="use_alpha">True</property>
+        <property name="use-alpha">True</property>
         <property name="title" translatable="yes">Select Layer Color and Opacity</property>
         <property name="rgba">rgb(0,0,0)</property>
       </object>
@@ -61,9 +61,9 @@
       <object class="GtkCheckButton" id="export">
         <property name="label" translatable="yes">Export Layer</property>
         <property name="visible">True</property>
-        <property name="can_focus">True</property>
+        <property name="can-focus">True</property>
-        <property name="receives_default">False</property>
+        <property name="receives-default">False</property>
-        <property name="draw_indicator">True</property>
+        <property name="draw-indicator">True</property>
       </object>
       <packing>
         <property name="expand">False</property>
@@ -74,7 +74,7 @@
     <child>
       <object class="GtkEntry" id="entry">
         <property name="visible">True</property>
-        <property name="can_focus">True</property>
+        <property name="can-focus">True</property>
       </object>
       <packing>
         <property name="expand">True</property>

resources/main.glade

@@ -1,145 +1,57 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.1 -->
+<!-- Generated with glade 3.38.2 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkImage" id="auto-name-img">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="stock">gtk-edit</property>
+    <property name="icon-name">format-text-rich-symbolic</property>
   </object>
   <object class="GtkImage" id="color-img">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="stock">gtk-select-color</property>
+    <property name="icon-name">color-select-symbolic</property>
-  </object>
-  <object class="GtkImage" id="load-mapping-img">
-    <property name="visible">True</property>
-    <property name="can_focus">False</property>
-    <property name="stock">gtk-open</property>
-  </object>
-  <object class="GtkImage" id="save-mapping-img">
-    <property name="visible">True</property>
-    <property name="can_focus">False</property>
-    <property name="tooltip_text" translatable="yes">Save the current layer configuration to CSV</property>
-    <property name="stock">gtk-save-as</property>
   </object>
   <object class="GtkImage" id="select-all-img">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="stock">gtk-apply</property>
+    <property name="icon-name">emblem-ok-symbolic</property>
   </object>
   <object class="GtkImage" id="sort-down-img">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="stock">gtk-sort-ascending</property>
+    <property name="icon-name">view-sort-descending-symbolic</property>
   </object>
   <object class="GtkImage" id="sort-up-img">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="stock">gtk-sort-descending</property>
+    <property name="icon-name">view-sort-ascending-symbolic</property>
   </object>
   <object class="GtkWindow" id="main-window">
-    <property name="height_request">250</property>
+    <property name="height-request">250</property>
-    <property name="can_focus">False</property>
+    <property name="can-focus">False</property>
-    <property name="icon_name">gds-render</property>
+    <property name="icon-name">gds-render</property>
-    <child type="titlebar">
-      <object class="GtkHeaderBar" id="header-bar">
-        <property name="name">header</property>
-        <property name="visible">True</property>
-        <property name="can_focus">False</property>
-        <property name="title" translatable="yes">GDS-Render</property>
-        <property name="show_close_button">True</property>
-        <child>
-          <object class="GtkButton" id="button-load-gds">
-            <property name="label">gtk-open</property>
-            <property name="visible">True</property>
-            <property name="can_focus">True</property>
-            <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Open GDS2 Database</property>
-            <property name="use_stock">True</property>
-            <property name="always_show_image">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button-load-mapping">
-            <property name="label" translatable="yes">Load Mapping</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can_focus">True</property>
-            <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Load the current layer configuration from CSV</property>
-            <property name="image">load-mapping-img</property>
-            <property name="always_show_image">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">1</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkButton" id="button-save-mapping">
-            <property name="label" translatable="yes">Save Mapping</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can_focus">True</property>
-            <property name="receives_default">True</property>
-            <property name="image">save-mapping-img</property>
-            <property name="always_show_image">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">2</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkButton" id="convert-button">
-            <property name="label">gtk-convert</property>
-            <property name="name">button-convert</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can_focus">True</property>
-            <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Convert selected cell</property>
-            <property name="use_stock">True</property>
-            <property name="always_show_image">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">3</property>
-          </packing>
-        </child>
-      </object>
-    </child>
     <child>
       <object class="GtkBox">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <property name="orientation">vertical</property>
         <child>
           <object class="GtkBox">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can-focus">False</property>
             <child>
               <object class="GtkBox">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="orientation">vertical</property>
                 <child>
                   <object class="GtkSearchEntry" id="cell-search">
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
+                    <property name="can-focus">True</property>
-                    <property name="primary_icon_name">edit-find-symbolic</property>
+                    <property name="primary-icon-name">edit-find-symbolic</property>
-                    <property name="primary_icon_activatable">False</property>
+                    <property name="primary-icon-activatable">False</property>
-                    <property name="primary_icon_sensitive">False</property>
+                    <property name="primary-icon-sensitive">False</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -150,15 +62,15 @@
                 <child>
                   <object class="GtkScrolledWindow">
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
+                    <property name="can-focus">True</property>
-                    <property name="hscrollbar_policy">never</property>
+                    <property name="hscrollbar-policy">never</property>
-                    <property name="shadow_type">in</property>
+                    <property name="shadow-type">in</property>
                     <child>
                       <object class="GtkTreeView" id="cell-tree">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="enable_search">False</property>
+                        <property name="enable-search">False</property>
-                        <property name="enable_grid_lines">both</property>
+                        <property name="enable-grid-lines">both</property>
                         <child internal-child="selection">
                           <object class="GtkTreeSelection"/>
                         </child>
@@ -181,20 +93,20 @@
             <child>
               <object class="GtkBox">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="orientation">vertical</property>
                 <child>
                   <object class="GtkBox">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <child>
                       <object class="GtkButton" id="button-up-sort">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="receives-default">True</property>
-                        <property name="tooltip_text" translatable="yes">Sort layers ascending</property>
+                        <property name="tooltip-text" translatable="yes">Sort layers ascending</property>
                         <property name="image">sort-up-img</property>
-                        <property name="always_show_image">True</property>
+                        <property name="always-show-image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -205,11 +117,11 @@
                     <child>
                       <object class="GtkButton" id="button-down-sort">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="receives-default">True</property>
-                        <property name="tooltip_text" translatable="yes">Sort layers descending</property>
+                        <property name="tooltip-text" translatable="yes">Sort layers descending</property>
                         <property name="image">sort-down-img</property>
-                        <property name="always_show_image">True</property>
+                        <property name="always-show-image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -220,11 +132,11 @@
                     <child>
                       <object class="GtkButton" id="auto-color-button">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="receives-default">True</property>
-                        <property name="tooltip_text" translatable="yes">Automatically color layers</property>
+                        <property name="tooltip-text" translatable="yes">Automatically color layers</property>
                         <property name="image">color-img</property>
-                        <property name="always_show_image">True</property>
+                        <property name="always-show-image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -235,11 +147,11 @@
                     <child>
                       <object class="GtkButton" id="button-select-all">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="receives-default">True</property>
-                        <property name="tooltip_text" translatable="yes">Select all layers for export</property>
+                        <property name="tooltip-text" translatable="yes">Select all layers for export</property>
                         <property name="image">select-all-img</property>
-                        <property name="always_show_image">True</property>
+                        <property name="always-show-image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -250,11 +162,11 @@
                     <child>
                       <object class="GtkButton" id="button-auto-name">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
-                        <property name="receives_default">True</property>
+                        <property name="receives-default">True</property>
-                        <property name="tooltip_text" translatable="yes">Automatically name layers</property>
+                        <property name="tooltip-text" translatable="yes">Automatically name layers</property>
                         <property name="image">auto-name-img</property>
-                        <property name="always_show_image">True</property>
+                        <property name="always-show-image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -272,19 +184,19 @@
                 <child>
                   <object class="GtkScrolledWindow">
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
+                    <property name="can-focus">True</property>
-                    <property name="margin_top">1</property>
+                    <property name="margin-top">1</property>
-                    <property name="hscrollbar_policy">never</property>
+                    <property name="hscrollbar-policy">never</property>
-                    <property name="shadow_type">in</property>
+                    <property name="shadow-type">in</property>
                     <child>
                       <object class="GtkViewport">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <child>
                           <object class="GtkListBox" id="layer-list">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
-                            <property name="selection_mode">none</property>
+                            <property name="selection-mode">none</property>
                           </object>
                         </child>
                       </object>
@@ -313,7 +225,7 @@
         <child>
           <object class="GtkBox" id="activity-bar">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can-focus">False</property>
             <property name="orientation">vertical</property>
             <child>
               <placeholder/>
@@ -327,5 +239,75 @@
         </child>
       </object>
     </child>
+    <child type="titlebar">
+      <object class="GtkHeaderBar" id="header-bar">
+        <property name="name">header</property>
+        <property name="visible">True</property>
+        <property name="can-focus">False</property>
+        <property name="title" translatable="yes">GDS-Render</property>
+        <property name="show-close-button">True</property>
+        <child>
+          <object class="GtkButton" id="button-load-gds">
+            <property name="label">Open GDS</property>
+            <property name="visible">True</property>
+            <property name="can-focus">True</property>
+            <property name="receives-default">True</property>
+            <property name="tooltip-text" translatable="yes">Open GDS2 Database</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+        </child>
+        <child>
+          <object class="GtkButton" id="button-load-mapping">
+            <property name="label" translatable="yes">Load Mapping</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can-focus">True</property>
+            <property name="receives-default">True</property>
+            <property name="tooltip-text" translatable="yes">Load the current layer configuration from CSV</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="button-save-mapping">
+            <property name="label" translatable="yes">Save Mapping</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can-focus">True</property>
+            <property name="receives-default">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="convert-button">
+            <property name="label">Convert Cell</property>
+            <property name="name">button-convert</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can-focus">True</property>
+            <property name="receives-default">True</property>
+            <property name="tooltip-text" translatable="yes">Convert selected cell</property>
+            <property name="always-show-image">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">3</property>
+          </packing>
+        </child>
+      </object>
+    </child>
   </object>
 </interface>