From 88b95838210411669973d956a5e84ead2c680d35 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Mon, 31 Mar 2014 02:40:44 +0000
Subject: Save zoom and font size in configuration.

git-svn-id: http://svn.drobilla.net/lad/trunk/patchage@5351 a436a847-0d15-0410-975c-d299462d15a1
---
 src/Configuration.cpp |  4 ++++
 src/Configuration.hpp |  7 +++++--
 src/Patchage.cpp      | 22 ++++++++++++++++++----
 3 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/src/Configuration.cpp b/src/Configuration.cpp
index 78a66d8..3c4b5f0 100644
--- a/src/Configuration.cpp
+++ b/src/Configuration.cpp
@@ -37,6 +37,7 @@ Configuration::Configuration()
 	: _window_location(0, 0)
 	, _window_size(640, 480)
 	, _zoom(1.0)
+	, _font_size(12.0)
 {
 	_port_colors[JACK_AUDIO] = _default_port_colors[JACK_AUDIO] = 0x244678FF;
 	_port_colors[JACK_MIDI]  = _default_port_colors[JACK_MIDI] = 0x960909FF;
@@ -176,6 +177,8 @@ Configuration::load()
 			file >> _window_size.x >> _window_size.y;
 		} else if (key == "zoom_level") {
 			file >> _zoom;
+		} else if (key == "font_size") {
+			file >> _font_size;
 		} else if (key == "port_color") {
 			std::string type_name;
 			uint32_t    rgba;
@@ -271,6 +274,7 @@ Configuration::save()
 	file << "window_location " << _window_location.x << " " << _window_location.y << std::endl;
 	file << "window_size " << _window_size.x << " " << _window_size.y << std::endl;
 	file << "zoom_level " << _zoom << std::endl;
+	file << "font_size " << _font_size << std::endl;
 
 	file << std::hex << std::uppercase;
 	for (int i = 0; i < N_PORT_TYPES; ++i) {
diff --git a/src/Configuration.hpp b/src/Configuration.hpp
index 34b1595..1fc786b 100644
--- a/src/Configuration.hpp
+++ b/src/Configuration.hpp
@@ -51,8 +51,10 @@ public:
 	void set_module_split(const std::string& name, bool split);
 	bool get_module_split(const std::string& name, bool default_val) const;
 
-	float get_zoom()           { return _zoom; }
-	void  set_zoom(float zoom) { _zoom = zoom; }
+	float get_zoom() const               { return _zoom; }
+	void  set_zoom(float zoom)           { _zoom = zoom; }
+	float get_font_size() const          { return _font_size; }
+	void  set_font_size(float font_size) { _font_size = font_size; }
 
 	uint32_t get_port_color(PortType type) const { return _port_colors[type]; }
 	void     set_port_color(PortType type, uint32_t rgba) {
@@ -81,6 +83,7 @@ private:
 	Coord _window_location;
 	Coord _window_size;
 	float _zoom;
+	float _font_size;
 };
 
 #endif // PATCHAGE_CONFIGURATION_HPP
diff --git a/src/Patchage.cpp b/src/Patchage.cpp
index 10acaed..570e979 100644
--- a/src/Patchage.cpp
+++ b/src/Patchage.cpp
@@ -226,7 +226,10 @@ Patchage::Patchage(int argc, char** argv)
 	_canvas->widget().show();
 	_main_win->present();
 
+	_conf->set_font_size(_canvas->get_default_font_size());
 	_conf->load();
+	_canvas->set_zoom(_conf->get_zoom());
+	_canvas->set_font_size(_conf->get_font_size());
 
 	_main_win->resize(
 		static_cast<int>(_conf->get_window_size().x),
@@ -283,6 +286,7 @@ Patchage::Patchage(int argc, char** argv)
 Patchage::~Patchage()
 {
 	store_window_location();
+	_conf->set_zoom(_canvas->get_zoom());  // Can be changed by ganv
 	_conf->save();
 
 #if defined(PATCHAGE_LIBJACK) || defined(HAVE_JACK_DBUS)
@@ -626,37 +630,47 @@ Patchage::on_help_about()
 void
 Patchage::on_zoom_in()
 {
-	_canvas->set_zoom(_canvas->get_zoom() + 0.1);
+	const float zoom = _canvas->get_zoom() * 1.25;
+	_canvas->set_zoom(zoom);
+	_conf->set_zoom(zoom);
 }
 
 void
 Patchage::on_zoom_out()
 {
-	_canvas->set_zoom(_canvas->get_zoom() - 0.1);
+	const float zoom = _canvas->get_zoom() * 0.75;
+	_canvas->set_zoom(zoom);
+	_conf->set_zoom(zoom);
 }
 
 void
 Patchage::on_zoom_normal()
 {
 	_canvas->set_zoom(1.0);
+	_conf->set_zoom(1.0);
 }
 
 void
 Patchage::on_increase_font_size()
 {
-	_canvas->set_font_size(_canvas->get_font_size() + 1.0);
+	const float points = _canvas->get_font_size() + 1.0;
+	_canvas->set_font_size(points);
+	_conf->set_font_size(points);
 }
 
 void
 Patchage::on_decrease_font_size()
 {
-	_canvas->set_font_size(_canvas->get_font_size() - 1.0);
+	const float points = _canvas->get_font_size() - 1.0;
+	_canvas->set_font_size(points);
+	_conf->set_font_size(points);
 }
 
 void
 Patchage::on_normal_font_size()
 {
 	_canvas->set_font_size(_canvas->get_default_font_size());
+	_conf->set_font_size(_canvas->get_default_font_size());
 }
 
 static inline guint
-- 
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