From 393ff668fccf38b76e2468ae83163f3788e03978 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Mon, 26 Oct 2015 01:17:19 +0100
Subject: [PATCH] Better handling of the aspect ratio stuff. Still some
 weirdness, though.

---
 mainwindow.cpp   | 37 ++++++++++++++++++++++++++++++++++++-
 mainwindow.h     |  6 ++++++
 ui_mainwindow.ui | 37 +++++++++++++++++++++----------------
 3 files changed, 63 insertions(+), 17 deletions(-)

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 0289dbf..25d7a09 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -17,8 +17,8 @@ using namespace std;
 Q_DECLARE_METATYPE(std::vector<std::string>);
 
 MainWindow::MainWindow()
+	: ui(new Ui::MainWindow)
 {
-	Ui::MainWindow *ui = new Ui::MainWindow;
 	ui->setupUi(this);
 
 	ui->me_live->set_output(Mixer::OUTPUT_LIVE);
@@ -80,6 +80,41 @@ MainWindow::MainWindow()
 	        this, SLOT(set_transition_names(std::vector<std::string>)));
 }
 
+void MainWindow::resizeEvent(QResizeEvent* event)
+{
+	QMainWindow::resizeEvent(event);
+
+	// Allocate the height; the most important part is to keep the main displays
+	// at 16:9 if at all possible.
+	double me_width = (width() - ui->transition_btn2->width()) / 2.0;
+	double me_height = me_width * 9.0 / 16.0 + ui->label_preview->height();
+	double me_proportion = me_height / height();
+
+	// TODO: Scale the widths when we need to do this.
+	if (me_proportion > 0.8) {
+		me_proportion = 0.8;
+	}
+
+	// The previews will be constrained by the remaining height, and the width.
+	// FIXME: spacing=
+	double preview_height = std::min(height() - me_height, (width() / 4.0) * 9.0 / 16.0);
+	double preview_proportion = preview_height / height();
+
+	ui->vertical_layout->setStretch(0, lrintf(1000 * me_proportion));
+	ui->vertical_layout->setStretch(1, lrintf(1000 * (1.0 - me_proportion - preview_proportion)));
+	ui->vertical_layout->setStretch(2, lrintf(1000 * preview_proportion));
+
+	// Set the widths for the previews.
+	double preview_width = preview_height * 16.0 / 9.0;
+	double preview_width_proportion = preview_width / width();  // FIXME: spacing?
+
+	ui->preview_displays->setStretch(0, lrintf(1000 * preview_width_proportion));
+	ui->preview_displays->setStretch(1, lrintf(1000 * preview_width_proportion));
+	ui->preview_displays->setStretch(2, lrintf(1000 * preview_width_proportion));
+	ui->preview_displays->setStretch(3, lrintf(1000 * preview_width_proportion));
+	ui->preview_displays->setStretch(4, lrintf(1000 * (1.0 - 4.0 * preview_width_proportion)));
+}
+
 void MainWindow::set_transition_names(vector<string> transition_names)
 {
 	if (transition_names.size() < 1) {
diff --git a/mainwindow.h b/mainwindow.h
index daf48b3..919f8e7 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -5,6 +5,10 @@
 #include <vector>
 #include <string>
 
+namespace Ui {
+class MainWindow;
+}  // namespace Ui
+
 class QPushButton;
 
 class MainWindow : public QMainWindow
@@ -13,6 +17,7 @@ class MainWindow : public QMainWindow
 
 public:
 	MainWindow();
+	void resizeEvent(QResizeEvent* event) override;
 
 public slots:
 	void transition_clicked(int transition_number);
@@ -20,6 +25,7 @@ public slots:
 	void set_transition_names(std::vector<std::string> transition_names);
 
 private:
+	Ui::MainWindow *ui;
 	QPushButton *transition_btn1, *transition_btn2, *transition_btn3;
 };
 
diff --git a/ui_mainwindow.ui b/ui_mainwindow.ui
index f2a5a61..90663b0 100644
--- a/ui_mainwindow.ui
+++ b/ui_mainwindow.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>948</width>
-    <height>597</height>
+    <width>902</width>
+    <height>590</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -25,7 +25,7 @@
    </property>
    <layout class="QGridLayout" name="gridLayout">
     <item row="0" column="0">
-     <layout class="QVBoxLayout" name="verticalLayout" stretch="2,0,1">
+     <layout class="QVBoxLayout" name="vertical_layout" stretch="0,0,0">
       <item>
        <layout class="QHBoxLayout" name="me_displays" stretch="0,0,0">
         <item>
@@ -34,7 +34,7 @@
            <number>0</number>
           </property>
           <item>
-           <widget class="GLWidget" name="me_preview">
+           <widget class="GLWidget" name="me_preview" native="true">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
               <horstretch>1</horstretch>
@@ -44,7 +44,7 @@
            </widget>
           </item>
           <item>
-           <widget class="QLabel" name="label">
+           <widget class="QLabel" name="label_preview">
             <property name="text">
              <string>Preview</string>
             </property>
@@ -104,7 +104,7 @@
            <number>0</number>
           </property>
           <item>
-           <widget class="GLWidget" name="me_live">
+           <widget class="GLWidget" name="me_live" native="true">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
               <horstretch>1</horstretch>
@@ -126,7 +126,7 @@
            </widget>
           </item>
           <item>
-           <widget class="QLabel" name="label_2">
+           <widget class="QLabel" name="label_live">
             <property name="text">
              <string>Live</string>
             </property>
@@ -146,19 +146,19 @@
         </property>
         <property name="sizeHint" stdset="0">
          <size>
-          <width>0</width>
-          <height>0</height>
+          <width>20</width>
+          <height>40</height>
          </size>
         </property>
        </spacer>
       </item>
       <item>
-       <layout class="QHBoxLayout" name="horizontalLayout_5">
+       <layout class="QHBoxLayout" name="preview_displays">
         <property name="topMargin">
          <number>0</number>
         </property>
         <item>
-         <widget class="GLWidget" name="preview1">
+         <widget class="GLWidget" name="preview1" native="true">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
             <horstretch>1</horstretch>
@@ -168,7 +168,7 @@
          </widget>
         </item>
         <item>
-         <widget class="GLWidget" name="preview2">
+         <widget class="GLWidget" name="preview2" native="true">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
             <horstretch>1</horstretch>
@@ -178,7 +178,7 @@
          </widget>
         </item>
         <item>
-         <widget class="GLWidget" name="preview3">
+         <widget class="GLWidget" name="preview3" native="true">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
             <horstretch>1</horstretch>
@@ -188,7 +188,7 @@
          </widget>
         </item>
         <item>
-         <widget class="QGLWidget" name="preview4">
+         <widget class="QGLWidget" name="preview4" native="true">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
             <horstretch>1</horstretch>
@@ -221,7 +221,7 @@
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>948</width>
+     <width>902</width>
      <height>19</height>
     </rect>
    </property>
@@ -243,9 +243,14 @@
  <customwidgets>
   <customwidget>
    <class>GLWidget</class>
-   <extends>QGLWidget</extends>
+   <extends>QWidget</extends>
    <header>glwidget.h</header>
   </customwidget>
+  <customwidget>
+   <class>QGLWidget</class>
+   <extends>QWidget</extends>
+   <header>qglwidget.h</header>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections/>
-- 
2.39.2