Add advanced export settings for LaTeX export

glade/dialog.glade

@@ -4,7 +4,7 @@
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkAdjustment" id="adjustment1">
     <property name="lower">1</property>
-    <property name="upper">2000</property>
+    <property name="upper">3000</property>
     <property name="value">1000</property>
     <property name="step_increment">10</property>
     <property name="page_increment">1000</property>
@@ -58,5 +58,33 @@
         <property name="position">2</property>
       </packing>
     </child>
+    <child>
+      <object class="GtkCheckButton" id="standalone-check">
+        <property name="label" translatable="yes">Configure LaTeX as standalone document</property>
+        <property name="visible">True</property>
+        <property name="can_focus">True</property>
+        <property name="receives_default">False</property>
+        <property name="draw_indicator">True</property>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">3</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkCheckButton" id="layer-check">
+        <property name="label" translatable="yes">Generate PDF Layers</property>
+        <property name="visible">True</property>
+        <property name="can_focus">True</property>
+        <property name="receives_default">False</property>
+        <property name="draw_indicator">True</property>
+      </object>
+      <packing>
+        <property name="expand">False</property>
+        <property name="fill">True</property>
+        <property name="position">4</property>
+      </packing>
+    </child>
   </object>
 </interface>

latex-output/latex-output.c

@@ -188,7 +188,8 @@ static void render_cell(struct gds_cell *cell, GList *layer_infos, FILE *tex_fil
 
 }
 
-void latex_render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *tex_file, double scale)
+void latex_render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *tex_file, double scale,
+			       gboolean create_pdf_layers, gboolean standalone_document)
 {
 	GString *working_line;
 
@@ -200,9 +201,11 @@ void latex_render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *
 	working_line = g_string_new_len(NULL, LATEX_LINE_BUFFER_KB*1024);
 
 	/* standalone foo */
-	g_string_printf(working_line, "\\newif\\iftestmode\n\\testmodefalse %% Change to true for standalone rendering\n");
+	g_string_printf(working_line, "\\newif\\iftestmode\n\\testmode%s\n",
+			(standalone_document ? "true" : "false"));
 	WRITEOUT_BUFFER(working_line);
-	g_string_printf(working_line, "\\newif\\ifcreatepdflayers\n\\createpdflayersfalse %% Change to true for Embedded layers in PDF output\n");
+	g_string_printf(working_line, "\\newif\\ifcreatepdflayers\n\\createpdflayers%s\n",
+			(create_pdf_layers ? "true" : "false"));
 	WRITEOUT_BUFFER(working_line);
 	g_string_printf(working_line, "\\iftestmode\n");
 	WRITEOUT_BUFFER(working_line);

latex-output/latex-output.h

@@ -27,6 +27,7 @@
 
 #define LATEX_LINE_BUFFER_KB (10)
 
-void latex_render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *tex_file, double scale);
+void latex_render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *tex_file, double scale,
+			       gboolean create_pdf_layers, gboolean standalone_document);
 
 #endif /* __LATEX_OUTPUT_H__ */

main.c

@@ -229,7 +229,8 @@ static void on_convert_clicked(gpointer button, gpointer user)
 		switch (sett.renderer) {
 		case RENDERER_LATEX_TIKZ:
 			output_file = fopen(file_name, "w");
-			latex_render_cell_to_code(cell_to_render, layer_list, output_file, sett.scale);
+			latex_render_cell_to_code(cell_to_render, layer_list, output_file, sett.scale,
+						  sett.tex_pdf_layers, sett.tex_standalone);
 			fclose(output_file);
 			break;
 		case RENDERER_CAIROGRAPHICS:

widgets/conv-settings-dialog.c

@@ -25,6 +25,8 @@ struct  _RendererSettingsDialog {
 		GtkWidget *radio_latex;
 		GtkWidget *radio_cairo;
 		GtkWidget *scale;
+		GtkWidget *layer_check;
+		GtkWidget *standalone_check;
 };
 
 G_DEFINE_TYPE(RendererSettingsDialog, renderer_settings_dialog, GTK_TYPE_DIALOG)
@@ -37,6 +39,27 @@ static void renderer_settings_dialog_class_init(RendererSettingsDialogClass *kla
 	return;
 }
 
+static void show_tex_options(RendererSettingsDialog *self)
+{
+	gtk_widget_show(self->layer_check);
+	gtk_widget_show(self->standalone_check);
+
+}
+
+static void hide_tex_options(RendererSettingsDialog *self)
+{
+	gtk_widget_hide(self->layer_check);
+	gtk_widget_hide(self->standalone_check);
+}
+
+static void latex_render_callback(GtkToggleButton *radio, RendererSettingsDialog *dialog)
+{
+	if (gtk_toggle_button_get_active(radio))
+		show_tex_options(dialog);
+	else
+		hide_tex_options(dialog);
+}
+
 static void renderer_settings_dialog_init(RendererSettingsDialog *self)
 {
 	GtkBuilder *builder;
@@ -51,10 +74,15 @@ static void renderer_settings_dialog_init(RendererSettingsDialog *self)
 	self->radio_latex = GTK_WIDGET(gtk_builder_get_object(builder, "latex-radio"));
 	self->radio_cairo = GTK_WIDGET(gtk_builder_get_object(builder, "cairo-radio"));
 	self->scale = GTK_WIDGET(gtk_builder_get_object(builder, "dialog-scale"));
+	self->standalone_check = GTK_WIDGET(gtk_builder_get_object(builder, "standalone-check"));
+	self->layer_check = GTK_WIDGET(gtk_builder_get_object(builder, "layer-check"));
+
 	gtk_dialog_add_buttons(dialog, "Cancel", GTK_RESPONSE_CANCEL, "OK", GTK_RESPONSE_OK, NULL);
 	gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(dialog)), box);
 	gtk_window_set_title(GTK_WINDOW(self), "Renderer Settings");
 
+	g_signal_connect(self->radio_latex, "toggled", G_CALLBACK(latex_render_callback), (gpointer)self);
+
 	g_object_unref(builder);
 }
 
@@ -75,18 +103,25 @@ void renderer_settings_dialog_get_settings(RendererSettingsDialog *dialog, struc
 		return;
 	settings->scale = gtk_range_get_value(GTK_RANGE(dialog->scale));
 	settings->renderer = (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->radio_latex)) == TRUE ? RENDERER_LATEX_TIKZ : RENDERER_CAIROGRAPHICS);
+	settings->tex_pdf_layers = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->layer_check));
+	settings->tex_standalone = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->standalone_check));
 }
 void renderer_settings_dialog_set_settings(RendererSettingsDialog *dialog, struct render_settings *settings)
 {
 	if (!settings || !dialog)
 		return;
+
 	gtk_range_set_value(GTK_RANGE(dialog->scale), settings->scale);
+	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->layer_check), settings->tex_pdf_layers);
+	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->standalone_check), settings->tex_standalone);
 
 	switch (settings->renderer) {
 	case RENDERER_LATEX_TIKZ:
 		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radio_latex), TRUE);
+		show_tex_options(dialog);
 		break;
 	case RENDERER_CAIROGRAPHICS:
+		hide_tex_options(dialog);
 		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radio_cairo), TRUE);
 		break;
 	}

widgets/conv-settings-dialog.h

@@ -35,6 +35,8 @@ RendererSettingsDialog *renderer_settings_dialog_new(GtkWindow *parent);
 struct render_settings {
 	double scale;
 	enum output_renderer renderer;
+	gboolean tex_pdf_layers;
+	gboolean tex_standalone;
 };
 
 G_END_DECLS