Enhancement to Channel Mixer UI on behalf of Philippe goo...@hupe.me; (issue 958)

rtdata/languages/default

@@ -735,10 +735,10 @@ TOOLBAR_TOOLTIP_WB;Spot white balance <b>W</b>
 TP_CACORRECTION_BLUE;Blue
 TP_CACORRECTION_LABEL;C/A Correction
 TP_CACORRECTION_RED;Red
-TP_CHMIXER_BLUE;Blue
+TP_CHMIXER_BLUE;Blue channel
-TP_CHMIXER_GREEN;Green
+TP_CHMIXER_GREEN;Green channel
 TP_CHMIXER_LABEL;Channel Mixer
-TP_CHMIXER_RED;Red
+TP_CHMIXER_RED;Red channel
 TP_CHROMATABERR_LABEL;Chromatic Aberration
 TP_SHARPENEDGE_AMOUNT;Quantity
 TP_SHARPENEDGE_LABEL;Edges

rtgui/adjuster.cc

@@ -91,6 +91,71 @@ Adjuster::Adjuster (Glib::ustring vlabel, double vmin, double vmax, double vstep
   show_all ();
 }
 
+Adjuster::Adjuster (Gtk::Image *imgIcon, double vmin, double vmax, double vstep, double vdefault, bool editedcb) {
+
+  adjusterListener = NULL;
+  afterReset = false;
+  blocked = false;
+
+  vMin = vmin;
+  vMax = vmax;
+  vStep = vstep;
+  initialDefaultVal = vdefault;
+  addMode = false;
+
+  // TODO: let the user chose the default value of Adjuster::delay, for slow machines
+  delay = options.adjusterDelay;		// delay is no more static, so we can set the delay individually (useful for the RAW editor tab)
+
+  set_border_width (2);
+
+  hbox = Gtk::manage (new Gtk::HBox ());
+
+
+  if (editedcb) {
+    editedCheckBox = Gtk::manage (new Gtk::CheckButton ());
+    editedChange = editedCheckBox->signal_toggled().connect( sigc::mem_fun(*this, &Adjuster::editedToggled) );
+	hbox->pack_start (*editedCheckBox);
+  }
+  else
+    editedCheckBox = NULL;
+    
+
+  reset = Gtk::manage (new Gtk::Button ());
+  reset->add (*Gtk::manage (new Gtk::Image (argv0+"/images/undo.png")));
+  reset->set_relief (Gtk::RELIEF_NONE);
+  reset->set_border_width (0);
+  reset->set_tooltip_text (M("ADJUSTER_RESET_TO_DEFAULT"));
+
+  hbox->pack_start (*imgIcon, Gtk::PACK_SHRINK);
+
+  hbox->pack_end (*reset, Gtk::PACK_SHRINK, 0); 
+  
+  spin = Gtk::manage (new MySpinButton ());
+
+  reset->set_size_request (-1, spin->get_height());
+  
+  slider = Gtk::manage (new MyHScale ());
+  slider->set_draw_value (false);
+
+  hbox->pack_end (*spin, Gtk::PACK_SHRINK, 0);
+  hbox->pack_start (*slider);
+
+  pack_start (*hbox, false, false);
+
+  setLimits (vmin, vmax, vstep, vdefault);
+  
+  defaultVal = shapeValue (vdefault);
+  initialDefaultVal = shapeValue (vdefault);
+  editedState = defEditedState = Irrelevant;
+
+  sliderChange = slider->signal_value_changed().connect( sigc::mem_fun(*this, &Adjuster::sliderChanged) );
+  spinChange = spin->signal_value_changed().connect ( sigc::mem_fun(*this, &Adjuster::spinChanged), true);
+  reset->signal_button_release_event().connect_notify( sigc::mem_fun(*this, &Adjuster::resetPressed) );
+  slider->set_update_policy (Gtk::UPDATE_CONTINUOUS);
+  
+  show_all ();
+}
+
 Adjuster::~Adjuster () {
 
     sliderChange.block (true);

rtgui/adjuster.h

@@ -66,6 +66,7 @@ class Adjuster : public Gtk::VBox {
     int delay;
 
     Adjuster (Glib::ustring label, double vmin, double vmax, double vstep, double vdefault, bool editedCheckBox=false);
+    Adjuster (Gtk::Image *imgIcon, double vmin, double vmax, double vstep, double vdefault, bool editedCheckBox=false);
     virtual ~Adjuster ();
     void setAdjusterListener (AdjusterListener* alistener);
 

rtgui/chmixer.cc

@@ -21,14 +21,27 @@
 using namespace rtengine;
 using namespace rtengine::procparams;
 
+extern Glib::ustring argv0;
+
 ChMixer::ChMixer (): Gtk::VBox(), FoldableToolPanel(this) {
 
-    Gtk::Label* rlabel = Gtk::manage (new Gtk::Label ());
+    imgIcon[0] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_RR.png"));
-    rlabel->set_markup (Glib::ustring("<span foreground=\"red\"><b>") + M("TP_CHMIXER_RED") + Glib::ustring(":</b></span>"));
+    imgIcon[1] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_RG.png"));
+    imgIcon[2] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_RB.png"));
+    imgIcon[3] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_GR.png"));
+    imgIcon[4] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_GG.png"));
+    imgIcon[5] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_GB.png"));
+    imgIcon[6] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_BR.png"));
+    imgIcon[7] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_BG.png"));
+    imgIcon[8] = Gtk::manage (new Gtk::Image (argv0+"/images/Chanmixer_BB.png"));
 
-    red[0] = Gtk::manage (new Adjuster (M("TP_CHMIXER_RED"),   -200, 200, 1, 100));
+    Gtk::Label* rlabel = Gtk::manage (new Gtk::Label ());
-    red[1] = Gtk::manage (new Adjuster (M("TP_CHMIXER_GREEN"), -200, 200, 1, 0));
+    rlabel->set_markup (Glib::ustring("\t<span foreground=\"#b00000\"><b>") + M("TP_CHMIXER_RED") + Glib::ustring(":</b></span>"));
-    red[2] = Gtk::manage (new Adjuster (M("TP_CHMIXER_BLUE"),  -200, 200, 1, 0));
+    rlabel->set_alignment(Gtk::ALIGN_LEFT);
+
+    red[0] = Gtk::manage (new Adjuster (imgIcon[0],   -200, 200, 1, 100));
+    red[1] = Gtk::manage (new Adjuster (imgIcon[1], -200, 200, 1, 0));
+    red[2] = Gtk::manage (new Adjuster (imgIcon[2],  -200, 200, 1, 0));
 
     Gtk::HSeparator* rsep = Gtk::manage (new Gtk::HSeparator ());
 
@@ -38,11 +51,13 @@ ChMixer::ChMixer (): Gtk::VBox(), FoldableToolPanel(this) {
     pack_start (*rsep);
 
     Gtk::Label* glabel = Gtk::manage (new Gtk::Label ());
-    glabel->set_markup (Glib::ustring("<span foreground=\"darkgreen\"><b>") + M("TP_CHMIXER_GREEN") + Glib::ustring(":</b></span>"));
+    glabel->set_markup (Glib::ustring("\t<span foreground=\"#0b8c21\"><b>") + M("TP_CHMIXER_GREEN") + Glib::ustring(":</b></span>"));
+    glabel->set_alignment(Gtk::ALIGN_LEFT);
 
-    green[0] = Gtk::manage (new Adjuster (M("TP_CHMIXER_RED"),   -200, 200, 1, 0));
+
-    green[1] = Gtk::manage (new Adjuster (M("TP_CHMIXER_GREEN"), -200, 200, 1, 100));
+    green[0] = Gtk::manage (new Adjuster (imgIcon[3],   -200, 200, 1, 0));
-    green[2] = Gtk::manage (new Adjuster (M("TP_CHMIXER_BLUE"),  -200, 200, 1, 0));
+    green[1] = Gtk::manage (new Adjuster (imgIcon[4], -200, 200, 1, 100));
+    green[2] = Gtk::manage (new Adjuster (imgIcon[5],  -200, 200, 1, 0));
 
     Gtk::HSeparator* gsep = Gtk::manage (new Gtk::HSeparator ());
 
@@ -52,11 +67,11 @@ ChMixer::ChMixer (): Gtk::VBox(), FoldableToolPanel(this) {
     pack_start (*gsep);
 
     Gtk::Label* blabel = Gtk::manage (new Gtk::Label ());
-    blabel->set_markup (Glib::ustring("<span foreground=\"blue\"><b>") + M("TP_CHMIXER_BLUE") + Glib::ustring(":</b></span>"));
+    blabel->set_markup (Glib::ustring("\t<span foreground=\"#1377d7\"><b>") + M("TP_CHMIXER_BLUE") + Glib::ustring(":</b></span>"));
-
+    blabel->set_alignment(Gtk::ALIGN_LEFT);
-    blue[0] = Gtk::manage (new Adjuster (M("TP_CHMIXER_RED"),   -200, 200, 1, 0));
+    blue[0] = Gtk::manage (new Adjuster (imgIcon[6],   -200, 200, 1, 0));
-    blue[1] = Gtk::manage (new Adjuster (M("TP_CHMIXER_GREEN"), -200, 200, 1, 0));
+    blue[1] = Gtk::manage (new Adjuster (imgIcon[7], -200, 200, 1, 0));
-    blue[2] = Gtk::manage (new Adjuster (M("TP_CHMIXER_BLUE"),  -200, 200, 1, 100));
+    blue[2] = Gtk::manage (new Adjuster (imgIcon[8],  -200, 200, 1, 100));
 
     for (int i=0; i<3; i++) {
         red[i]->setAdjusterListener (this); 

rtgui/chmixer.h

@@ -29,6 +29,7 @@ class ChMixer : public Gtk::VBox, public AdjusterListener, public FoldableToolPa
     Adjuster *red[3];
     Adjuster *green[3];
     Adjuster *blue[3];
+    Gtk::Image *imgIcon[9];
 
   public: