From 0e8972358a24c1acbaff0e0818e15d117c30d8a5 Mon Sep 17 00:00:00 2001
From: Mark Watkins <jedimark@users.sourceforge.net>
Date: Wed, 27 Aug 2014 01:05:59 +1000
Subject: [PATCH] Added Min/Max YAxis editor to Context menu

---
 sleepyhead/Graphs/gGraphView.cpp | 56 +++++++++++++++++++++++++++++++-
 sleepyhead/Graphs/gGraphView.h   | 36 ++++++++++++++++++++
 sleepyhead/mainwindow.ui         | 13 +++-----
 3 files changed, 95 insertions(+), 10 deletions(-)

diff --git a/sleepyhead/Graphs/gGraphView.cpp b/sleepyhead/Graphs/gGraphView.cpp
index cb5bda6c..2705bc53 100644
--- a/sleepyhead/Graphs/gGraphView.cpp
+++ b/sleepyhead/Graphs/gGraphView.cpp
@@ -15,7 +15,6 @@
 #include <QTimer>
 #include <QFontMetrics>
 #include <QWidgetAction>
-#include <QCheckBox>
 
 #if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
 # include <QWindow>
@@ -357,6 +356,7 @@ gGraphView::gGraphView(QWidget *parent, gGraphView *shared)
     context_menu->addAction(tr("Reset Graph Layout"), this, SLOT(resetLayout()));
 
     context_menu->addSeparator();
+    limits_menu = context_menu->addMenu(tr("Graph Limits"));
     plots_menu = context_menu->addMenu(tr("Plots"));
     connect(plots_menu, SIGNAL(triggered(QAction*)), this, SLOT(onPlotsClicked(QAction*)));
 
@@ -370,6 +370,7 @@ gGraphView::gGraphView(QWidget *parent, gGraphView *shared)
 
     lines_menu = context_menu->addMenu(tr("Dotted Lines"));
     connect(lines_menu, SIGNAL(triggered(QAction*)), this, SLOT(onLinesClicked(QAction*)));
+
 }
 
 void gGraphView::togglePin()
@@ -1662,6 +1663,46 @@ protected:
 };
 
 
+MinMaxWidget::MinMaxWidget(gGraph * graph, QWidget *parent): QWidget(parent), graph(graph)
+{
+
+   // setWindowFlags(windowFlags() | Qt::Popup);
+    createLayout();
+}
+
+void MinMaxWidget::onMinChanged(double d)
+{
+    graph->rec_miny = d;
+    graph->timedRedraw(0);
+}
+void MinMaxWidget::onMaxChanged(double d)
+{
+    graph->rec_maxy = d;
+    graph->timedRedraw(0);
+}
+
+void MinMaxWidget::createLayout()
+{
+    QHBoxLayout *layout = new QHBoxLayout;
+    layout->setMargin(4);
+    layout->setSpacing(4);
+    checkbox = new QCheckBox("  ",this);
+    checkbox->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::MinimumExpanding);
+    minbox = new QDoubleSpinBox(this);
+    maxbox = new QDoubleSpinBox(this);
+    minbox->setMinimum(-99999.9);
+    maxbox->setMinimum(-99999.9);
+    minbox->setMaximum(99999.9);
+    maxbox->setMaximum(99999.9);
+    graph->graphView()->connect(minbox, SIGNAL(valueChanged(double)), this, SLOT(onMinChanged(double)));
+    graph->graphView()->connect(maxbox, SIGNAL(valueChanged(double)), this, SLOT(onMaxChanged(double)));
+    layout->addWidget(checkbox);
+    layout->addWidget(new QLabel(STR_TR_Min));
+    layout->addWidget(minbox);
+    layout->addWidget(new QLabel(STR_TR_Max));
+    layout->addWidget(maxbox);
+    this->setLayout(layout);
+}
 
 void gGraphView::populateMenu(gGraph * graph)
 {
@@ -1672,6 +1713,19 @@ void gGraphView::populateMenu(gGraph * graph)
     font.setBold(true);
     font.setPointSize(font.pointSize() + 3);
 
+    limits_menu->clear();
+    QWidgetAction * widget = new QWidgetAction(this);
+    MinMaxWidget * minmax = new MinMaxWidget(graph, this);
+
+    widget->setDefaultWidget(minmax);
+
+    minmax->setMax(graph->rec_maxy);
+    minmax->setMin(graph->rec_miny);
+    minmax->setChecked(true);
+
+    limits_menu->addAction(widget);
+
+
     // First check for any linechart for this graph..
     gLineChart * lc = dynamic_cast<gLineChart *>(findLayer(graph,LT_LineChart));
     if (lc) {
diff --git a/sleepyhead/Graphs/gGraphView.h b/sleepyhead/Graphs/gGraphView.h
index 2cd26034..3837bc3c 100644
--- a/sleepyhead/Graphs/gGraphView.h
+++ b/sleepyhead/Graphs/gGraphView.h
@@ -19,6 +19,8 @@
 #include <QRect>
 #include <QPixmapCache>
 #include <QMenu>
+#include <QCheckBox>
+#include <QDoubleSpinBox>
 
 #ifndef BROKEN_OPENGL_BUILD
 #include <QGLWidget>
@@ -28,6 +30,39 @@
 #include <Graphs/glcommon.h>
 #include <SleepLib/day.h>
 
+
+class MinMaxWidget:public QWidget
+{
+     Q_OBJECT
+public:
+    explicit MinMaxWidget(gGraph * graph, QWidget *parent);
+     ~MinMaxWidget() {}
+
+    void createLayout();
+
+    void setMin(double d) {
+        minbox->setValue(d);
+    }
+    void setMax(double d) {
+        maxbox->setValue(d);
+    }
+    double min() { return minbox->value(); }
+    double max() { return maxbox->value(); }
+
+    void setChecked(bool b) { checkbox->setChecked(b); }
+    bool checked() { return checkbox->isChecked(); }
+
+public slots:
+    void onMinChanged(double d);
+    void onMaxChanged(double d);
+
+protected:
+    gGraph * graph;
+    QCheckBox *checkbox;
+    QDoubleSpinBox *minbox;
+    QDoubleSpinBox *maxbox;
+};
+
 enum FlagType { FT_Bar, FT_Dot, FT_Span };
 
 
@@ -441,6 +476,7 @@ class gGraphView
     Layer * findLayer(gGraph * graph, LayerType type);
 
     void populateMenu(gGraph *);
+    QMenu * limits_menu;
     QMenu * lines_menu;
     QMenu * plots_menu;
 
diff --git a/sleepyhead/mainwindow.ui b/sleepyhead/mainwindow.ui
index 26e301c8..1d007e91 100644
--- a/sleepyhead/mainwindow.ui
+++ b/sleepyhead/mainwindow.ui
@@ -1911,8 +1911,8 @@ border: 2px solid #56789a; border-radius: 30px;
          <rect>
           <x>0</x>
           <y>0</y>
-          <width>100</width>
-          <height>30</height>
+          <width>180</width>
+          <height>700</height>
          </rect>
         </property>
         <property name="palette">
@@ -3059,8 +3059,8 @@ border-radius: 10px;
          <rect>
           <x>0</x>
           <y>0</y>
-          <width>100</width>
-          <height>30</height>
+          <width>180</width>
+          <height>700</height>
          </rect>
         </property>
         <property name="mouseTracking">
@@ -3491,11 +3491,6 @@ border-radius: 10px;
     <string>Ctrl+L</string>
    </property>
   </action>
-  <action name="actionFoo">
-   <property name="text">
-    <string>Foo</string>
-   </property>
-  </action>
   <action name="action">
    <property name="text">
     <string/>