From 16917fc0be42cdafa455e2aa63c7428c337d1bbe Mon Sep 17 00:00:00 2001
From: "Robert C. Helling" <helling@atdotde.de>
Date: Mon, 3 Oct 2016 17:08:02 +0200
Subject: [PATCH 4/4] Export to TeX file initialized
To: subsurface@subsurface-divelog.org

Signed-off-by: Robert C. Helling <helling@atdotde.de>
---
 desktop-widgets/divelogexportdialog.cpp | 33 +++++++++++++++++++++++++++++++++
 desktop-widgets/divelogexportdialog.h   |  1 +
 desktop-widgets/divelogexportdialog.ui  | 12 +++++++++++-
 3 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/desktop-widgets/divelogexportdialog.cpp b/desktop-widgets/divelogexportdialog.cpp
index 5b58d0c..395c494 100644
--- a/desktop-widgets/divelogexportdialog.cpp
+++ b/desktop-widgets/divelogexportdialog.cpp
@@ -86,6 +86,8 @@ void DiveLogExportDialog::showExplanation()
 		ui->description->setText(tr("Subsurface native XML format."));
 	} else if (ui->exportImageDepths->isChecked()) {
 		ui->description->setText(tr("Write depths of images to file."));
+	} else if (ui->exportTeX->isChecked()) {
+		ui->description->setText(tr("Write dive as TeX macros to file."));
 	}
 }
 
@@ -162,6 +164,10 @@ void DiveLogExportDialog::on_buttonBox_accepted()
 			filename = QFileDialog::getSaveFileName(this, tr("Save image depths"), lastDir);
 			if (!filename.isNull() && !filename.isEmpty())
 				export_depths(filename.toUtf8().data(), ui->exportSelected->isChecked());
+		} else if (ui->exportTeX->isChecked()) {
+			filename = QFileDialog::getSaveFileName(this, tr("Export to TeX file"), lastDir, tr("TeX files(*.tex)"));
+			if (!filename.isNull() && !filename.isEmpty())
+				export_TeX(filename.toUtf8().data(), ui->exportSelected->isChecked());
 		}
 		break;
 	case 1:
@@ -223,3 +229,30 @@ void DiveLogExportDialog::export_depths(const char *filename, const bool selecte
 	}
 	free_buffer(&buf);
 }
+
+void DiveLogExportDialog::export_TeX(const char *filename, const bool selected_only)
+{
+	FILE *f;
+	struct dive *dive;
+	depth_t depth;
+	int i;
+	const char *unit = NULL;
+
+	struct membuffer buf = {};
+
+	for_each_dive (i, dive) {
+		if (selected_only && !dive->selected)
+			continue;
+
+		put_format(&buf, "\\number{%d}\n", dive->number);
+	}
+
+	f = subsurface_fopen(filename, "w+");
+	if (!f) {
+		report_error(tr("Can't open file %s").toUtf8().data(), filename);
+	} else {
+		flush_buffer(&buf, f); /*check for writing errors? */
+		fclose(f);
+	}
+	free_buffer(&buf);
+}
diff --git a/desktop-widgets/divelogexportdialog.h b/desktop-widgets/divelogexportdialog.h
index e7cde31..5d5ad14 100644
--- a/desktop-widgets/divelogexportdialog.h
+++ b/desktop-widgets/divelogexportdialog.h
@@ -33,6 +33,7 @@ private:
 	void showExplanation();
 	void exportHtmlInit(const QString &filename);
 	void export_depths(const char *filename, const bool selected_only);
+	void export_TeX(const char *filename, const bool selected_only);
 };
 
 #endif // DIVELOGEXPORTDIALOG_H
diff --git a/desktop-widgets/divelogexportdialog.ui b/desktop-widgets/divelogexportdialog.ui
index 4713bf0..d01f817 100644
--- a/desktop-widgets/divelogexportdialog.ui
+++ b/desktop-widgets/divelogexportdialog.ui
@@ -192,6 +192,16 @@
            </widget>
           </item>
           <item>
+           <widget class="QRadioButton" name="exportTeX">
+            <property name="text">
+             <string>TeX</string>
+            </property>
+            <attribute name="buttonGroup">
+             <string notr="true">exportGroup</string>
+            </attribute>
+           </widget>
+          </item>
+          <item>
            <widget class="QRadioButton" name="exportImageDepths">
             <property name="text">
              <string>I&amp;mage depths</string>
@@ -600,7 +610,7 @@
   </connection>
  </connections>
  <buttongroups>
-  <buttongroup name="buttonGroup"/>
   <buttongroup name="exportGroup"/>
+  <buttongroup name="buttonGroup"/>
  </buttongroups>
 </ui>
-- 
2.8.4 (Apple Git-73)