From 09c331761648541de907c866c56fb6084c6f7a9b Mon Sep 17 00:00:00 2001
From: Aleks Kissinger <aleks0@gmail.com>
Date: Thu, 15 Feb 2018 16:32:33 +0100
Subject: added support for changing edge mode, and started working on windows
 support

---
 src/gui/mainmenu.cpp        |  5 +++++
 src/gui/mainmenu.h          |  1 +
 src/gui/mainmenu.ui         |  7 +++++++
 src/gui/mainwindow.cpp      | 17 +++++++++++++++--
 src/gui/mainwindow.h        |  4 ++++
 src/gui/mainwindow.ui       |  8 +++++++-
 src/gui/propertypalette.cpp |  2 +-
 src/gui/tikzscene.cpp       | 24 +++++++++++++++++++-----
 src/gui/tikzscene.h         |  5 ++++-
 src/gui/tikzview.cpp        |  1 +
 src/gui/toolpalette.cpp     | 10 +++++-----
 src/gui/undocommands.cpp    | 22 ++++++++++++++++++++++
 src/gui/undocommands.h      | 11 +++++++++++
 13 files changed, 102 insertions(+), 15 deletions(-)

(limited to 'src/gui')

diff --git a/src/gui/mainmenu.cpp b/src/gui/mainmenu.cpp
index c9e83ba..714ed34 100644
--- a/src/gui/mainmenu.cpp
+++ b/src/gui/mainmenu.cpp
@@ -32,6 +32,11 @@ void MainMenu::on_actionSave_As_triggered()
     // TODO
 }
 
+void MainMenu::on_actionExit_triggered()
+{
+    tikzit->quit();
+}
+
 
 // Edit
 void MainMenu::on_actionUndo_triggered()
diff --git a/src/gui/mainmenu.h b/src/gui/mainmenu.h
index d85e271..ee167e6 100644
--- a/src/gui/mainmenu.h
+++ b/src/gui/mainmenu.h
@@ -21,6 +21,7 @@ public slots:
     void on_actionClose_triggered();
     void on_actionSave_triggered();
     void on_actionSave_As_triggered();
+    void on_actionExit_triggered();
 
     // Edit
     void on_actionUndo_triggered();
diff --git a/src/gui/mainmenu.ui b/src/gui/mainmenu.ui
index c9b6f44..2f15d5a 100644
--- a/src/gui/mainmenu.ui
+++ b/src/gui/mainmenu.ui
@@ -20,6 +20,8 @@
    <addaction name="actionClose"/>
    <addaction name="actionSave"/>
    <addaction name="actionSave_As"/>
+   <addaction name="separator"/>
+   <addaction name="actionExit"/>
   </widget>
   <widget class="QMenu" name="menuEdit">
    <property name="title">
@@ -177,6 +179,11 @@
     <string>Ctrl+-</string>
    </property>
   </action>
+  <action name="actionExit">
+   <property name="text">
+    <string>Exit</string>
+   </property>
+  </action>
   <addaction name="menuFile"/>
   <addaction name="menuEdit"/>
   <addaction name="menuView"/>
diff --git a/src/gui/mainwindow.cpp b/src/gui/mainwindow.cpp
index 54474ae..eac7c44 100644
--- a/src/gui/mainwindow.cpp
+++ b/src/gui/mainwindow.cpp
@@ -1,5 +1,7 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
+
+#include "mainmenu.h"
 #include "tikzassembler.h"
 #include "toolpalette.h"
 #include "tikzit.h"
@@ -22,11 +24,22 @@ MainWindow::MainWindow(QWidget *parent) :
     ui->setupUi(this);
     setAttribute(Qt::WA_DeleteOnClose, true);
     _tikzDocument = new TikzDocument(this);
-    _tikzScene = new TikzScene(_tikzDocument, this);
+
+    _tools = new ToolPalette(this);
+    addToolBar(_tools);
+
+    _tikzScene = new TikzScene(_tikzDocument, _tools, this);
     ui->tikzView->setScene(_tikzScene);
     _fileName = "";
     _pristine = true;
 
+
+    // TODO: check if each window should have a menu
+    _menu = new MainMenu();
+    _menu->setParent(this);
+
+    setMenuBar(_menu);
+
     // initially, the source view should be collapsed
     QList<int> sz = ui->splitter->sizes();
     sz[0] = sz[0] + sz[1];
@@ -59,7 +72,7 @@ void MainWindow::open(QString fileName)
 
 void MainWindow::closeEvent(QCloseEvent *event)
 {
-    //qDebug() << "got close event";
+    qDebug() << "got close event";
     QMainWindow::closeEvent(event);
 }
 
diff --git a/src/gui/mainwindow.h b/src/gui/mainwindow.h
index 8adf1bc..ba680b0 100644
--- a/src/gui/mainwindow.h
+++ b/src/gui/mainwindow.h
@@ -9,6 +9,8 @@
 #include "tikzview.h"
 #include "graph.h"
 #include "tikzdocument.h"
+#include "mainmenu.h"
+#include "toolpalette.h"
 
 #include <QMainWindow>
 #include <QGraphicsView>
@@ -38,6 +40,8 @@ protected:
 private:
     TikzScene *_tikzScene;
     TikzDocument *_tikzDocument;
+    MainMenu *_menu;
+    ToolPalette *_tools;
     Ui::MainWindow *ui;
     QString _fileName;
     bool _pristine;
diff --git a/src/gui/mainwindow.ui b/src/gui/mainwindow.ui
index 56a5c2d..137d6cf 100644
--- a/src/gui/mainwindow.ui
+++ b/src/gui/mainwindow.ui
@@ -7,13 +7,19 @@
     <x>0</x>
     <y>0</y>
     <width>640</width>
-    <height>480</height>
+    <height>580</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>TikZiT - untitled</string>
   </property>
   <widget class="QWidget" name="centralWidget">
+   <property name="sizePolicy">
+    <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+     <horstretch>0</horstretch>
+     <verstretch>0</verstretch>
+    </sizepolicy>
+   </property>
    <layout class="QVBoxLayout" name="verticalLayout">
     <property name="leftMargin">
      <number>0</number>
diff --git a/src/gui/propertypalette.cpp b/src/gui/propertypalette.cpp
index b06e866..3e4ba88 100644
--- a/src/gui/propertypalette.cpp
+++ b/src/gui/propertypalette.cpp
@@ -22,7 +22,7 @@ PropertyPalette::PropertyPalette(QWidget *parent) :
     d->setProperty("key 2", "value 2");
 
     //QModelIndex i = d->index(0,0);
-    ui->treeView->setModel(d);
+    //ui->treeView->setModel(d);
 
     QSettings settings("tikzit", "tikzit");
     QVariant geom = settings.value("property-palette-geometry");
diff --git a/src/gui/tikzscene.cpp b/src/gui/tikzscene.cpp
index 746e9dc..a3dd8ce 100644
--- a/src/gui/tikzscene.cpp
+++ b/src/gui/tikzscene.cpp
@@ -8,8 +8,8 @@
 #include <QDebug>
 
 
-TikzScene::TikzScene(TikzDocument *tikzDocument, QObject *parent) :
-    QGraphicsScene(parent), _tikzDocument(tikzDocument)
+TikzScene::TikzScene(TikzDocument *tikzDocument, ToolPalette *tools, QObject *parent) :
+    QGraphicsScene(parent), _tikzDocument(tikzDocument), _tools(tools)
 {
     _modifyEdgeItem = 0;
     _edgeStartNodeItem = 0;
@@ -73,7 +73,7 @@ void TikzScene::mousePressEvent(QGraphicsSceneMouseEvent *event)
     qreal cpR = GLOBAL_SCALEF * (0.05);
     qreal cpR2 = cpR * cpR;
 
-    switch (tikzit->toolPalette()->currentTool()) {
+    switch (_tools->currentTool()) {
     case ToolPalette::SELECT:
         // check if we grabbed a control point of an edge
         foreach (QGraphicsItem *gi, selectedItems()) {
@@ -145,8 +145,10 @@ void TikzScene::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
 {
     // current mouse position, in scene coordinates
     QPointF mousePos = event->scenePos();
+    QRectF rb = views()[0]->rubberBandRect();
+    invalidate(-800,-800,1600,1600);
 
-    switch (tikzit->toolPalette()->currentTool()) {
+    switch (_tools->currentTool()) {
     case ToolPalette::SELECT:
         if (_modifyEdgeItem != 0) {
             Edge *e = _modifyEdgeItem->edge();
@@ -262,7 +264,7 @@ void TikzScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
     // current mouse position, in scene coordinates
     QPointF mousePos = event->scenePos();
 
-    switch (tikzit->toolPalette()->currentTool()) {
+    switch (_tools->currentTool()) {
     case ToolPalette::SELECT:
         if (_modifyEdgeItem != 0) {
             // finished dragging a control point
@@ -361,6 +363,18 @@ void TikzScene::keyReleaseEvent(QKeyEvent *event)
     }
 }
 
+void TikzScene::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
+{
+    QPointF mousePos = event->scenePos();
+    foreach (QGraphicsItem *gi, items(mousePos)) {
+        if (EdgeItem *ei = dynamic_cast<EdgeItem*>(gi)) {
+            ChangeEdgeModeCommand *cmd = new ChangeEdgeModeCommand(this, ei->edge());
+            _tikzDocument->undoStack()->push(cmd);
+            break;
+        }
+    }
+}
+
 void TikzScene::getSelection(QSet<Node *> &selNodes, QSet<Edge *> &selEdges)
 {
     foreach (QGraphicsItem *gi, selectedItems()) {
diff --git a/src/gui/tikzscene.h b/src/gui/tikzscene.h
index 5e236d7..cb684b2 100644
--- a/src/gui/tikzscene.h
+++ b/src/gui/tikzscene.h
@@ -10,6 +10,7 @@
 #include "nodeitem.h"
 #include "edgeitem.h"
 #include "tikzdocument.h"
+#include "toolpalette.h"
 
 #include <QWidget>
 #include <QGraphicsScene>
@@ -23,7 +24,7 @@ class TikzScene : public QGraphicsScene
 {
     Q_OBJECT
 public:
-    TikzScene(TikzDocument *tikzDocument, QObject *parent);
+   TikzScene(TikzDocument *tikzDocument, ToolPalette *tools, QObject *parent);
     ~TikzScene();
     Graph *graph();
     QMap<Node*,NodeItem*> &nodeItems();
@@ -42,8 +43,10 @@ protected:
     void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
     void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
     void keyReleaseEvent(QKeyEvent *event) override;
+    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) override;
 private:
     TikzDocument *_tikzDocument;
+    ToolPalette *_tools;
     QMap<Node*,NodeItem*> _nodeItems;
     QMap<Edge*,EdgeItem*> _edgeItems;
     QGraphicsLineItem *_drawEdgeItem;
diff --git a/src/gui/tikzview.cpp b/src/gui/tikzview.cpp
index fe6c401..b8ae1c0 100644
--- a/src/gui/tikzview.cpp
+++ b/src/gui/tikzview.cpp
@@ -2,6 +2,7 @@
 #include "tikzit.h"
 
 #include <QDebug>
+#include <QScrollBar>
 
 TikzView::TikzView(QWidget *parent) : QGraphicsView(parent)
 {
diff --git a/src/gui/toolpalette.cpp b/src/gui/toolpalette.cpp
index 3c08bce..430df3f 100644
--- a/src/gui/toolpalette.cpp
+++ b/src/gui/toolpalette.cpp
@@ -13,14 +13,14 @@ ToolPalette::ToolPalette(QWidget *parent) :
                    | Qt::WindowDoesNotAcceptFocus);
     setOrientation(Qt::Vertical);
     setFocusPolicy(Qt::NoFocus);
-    setGeometry(100,200,30,195);
+    //setGeometry(100,200,30,195);
 
     tools  = new QActionGroup(this);
 
-    select = new QAction(QIcon(":/images/select-rectangular.png"), "Select");
-    vertex = new QAction(QIcon(":/images/draw-ellipse.png"), "Add Vertex");
-    edge   = new QAction(QIcon(":/images/draw-path.png"), "Add Edge");
-    crop   = new QAction(QIcon(":/images/transform-crop-and-resize.png"), "Bounding Box");
+    select = new QAction(QIcon(":/images/Inkscape_icons_edit_select_all.svg"), "Select");
+    vertex = new QAction(QIcon(":/images/Inkscape_icons_draw_ellipse.svg"), "Add Vertex");
+    edge   = new QAction(QIcon(":/images/Inkscape_icons_draw_path.svg"), "Add Edge");
+    crop   = new QAction(QIcon(":/images/Inkscape_icons_draw_rectangle.svg"), "Bounding Box");
 
     tools->addAction(select);
     tools->addAction(vertex);
diff --git a/src/gui/undocommands.cpp b/src/gui/undocommands.cpp
index 0fb235d..9c6a9c3 100644
--- a/src/gui/undocommands.cpp
+++ b/src/gui/undocommands.cpp
@@ -183,4 +183,26 @@ void AddEdgeCommand::redo()
     EdgeItem *ei = new EdgeItem(_edge);
     _scene->edgeItems().insert(_edge, ei);
     _scene->addItem(ei);
+
+    // edges should always be stacked below nodes
+    if (!_scene->graph()->nodes().isEmpty()) {
+        ei->stackBefore(_scene->nodeItems()[_scene->graph()->nodes().first()]);
+    }
+}
+
+ChangeEdgeModeCommand::ChangeEdgeModeCommand(TikzScene *scene, Edge *edge) :
+    _scene(scene), _edge(edge)
+{
+}
+
+void ChangeEdgeModeCommand::undo()
+{
+    _edge->setBasicBendMode(!_edge->basicBendMode());
+    _scene->edgeItems()[_edge]->readPos();
+}
+
+void ChangeEdgeModeCommand::redo()
+{
+    _edge->setBasicBendMode(!_edge->basicBendMode());
+    _scene->edgeItems()[_edge]->readPos();
 }
diff --git a/src/gui/undocommands.h b/src/gui/undocommands.h
index 9032274..eea39ae 100644
--- a/src/gui/undocommands.h
+++ b/src/gui/undocommands.h
@@ -90,4 +90,15 @@ private:
     Edge *_edge;
 };
 
+class ChangeEdgeModeCommand : public QUndoCommand
+{
+public:
+    explicit ChangeEdgeModeCommand(TikzScene *scene, Edge *edge);
+    void undo() override;
+    void redo() override;
+private:
+    TikzScene *_scene;
+    Edge *_edge;
+};
+
 #endif // UNDOCOMMANDS_H
-- 
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