From baf30ba29295a8535f3af18961060e72d8ec9a09 Mon Sep 17 00:00:00 2001
From: Marc Zinnschlag <marc@zpages.de>
Date: Thu, 3 Apr 2014 14:44:48 +0200
Subject: [PATCH] added grid tool (does not work yet)

---
 apps/opencs/CMakeLists.txt               |  2 +-
 apps/opencs/view/world/scenesubview.cpp  | 13 ++++
 apps/opencs/view/world/scenetoolgrid.cpp | 75 ++++++++++++++++++++++++
 apps/opencs/view/world/scenetoolgrid.hpp | 29 +++++++++
 4 files changed, 118 insertions(+), 1 deletion(-)
 create mode 100644 apps/opencs/view/world/scenetoolgrid.cpp
 create mode 100644 apps/opencs/view/world/scenetoolgrid.hpp

diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index a7a694463e..05cc93f896 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -60,7 +60,7 @@ opencs_hdrs_noqt (view/doc
 opencs_units (view/world
     table tablesubview scriptsubview util regionmapsubview tablebottombox creator genericcreator
     cellcreator referenceablecreator referencecreator scenesubview scenetoolbar scenetool
-    scenetoolmode infocreator scriptedit dialoguesubview previewsubview
+    scenetoolmode infocreator scriptedit dialoguesubview previewsubview scenetoolgrid
     )
 
 opencs_units (view/render
diff --git a/apps/opencs/view/world/scenesubview.cpp b/apps/opencs/view/world/scenesubview.cpp
index c075cb4d63..dedaf014b6 100644
--- a/apps/opencs/view/world/scenesubview.cpp
+++ b/apps/opencs/view/world/scenesubview.cpp
@@ -18,6 +18,7 @@
 #include "creator.hpp"
 #include "scenetoolbar.hpp"
 #include "scenetoolmode.hpp"
+#include "scenetoolgrid.hpp"
 
 CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::Document& document)
 : SubView (id)
@@ -36,6 +37,8 @@ CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::D
 
     SceneToolbar *toolbar = new SceneToolbar (48, this);
 
+    SceneToolGrid *gridTool = 0;
+
     if (id.getId()=="sys::default")
     {
         CSVRender::PagedWorldspaceWidget *widget = new CSVRender::PagedWorldspaceWidget (this);
@@ -44,6 +47,13 @@ CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::D
             SIGNAL (cellIndexChanged (const std::pair<int, int>&, const std::pair<int, int>&)),
             this,
             SLOT (cellIndexChanged (const std::pair<int, int>&, const std::pair<int, int>&)));
+
+        gridTool = new SceneToolGrid (toolbar);
+
+        connect (widget,
+            SIGNAL (cellIndexChanged (const std::pair<int, int>&, const std::pair<int, int>&)),
+            gridTool,
+            SLOT (cellIndexChanged (const std::pair<int, int>&, const std::pair<int, int>&)));
     }
     else
         mScene = new CSVRender::UnpagedWorldspaceWidget (id.getId(), document, this);
@@ -54,6 +64,9 @@ CSVWorld::SceneSubView::SceneSubView (const CSMWorld::UniversalId& id, CSMDoc::D
     SceneToolMode *lightingTool = mScene->makeLightingSelector (toolbar);
     toolbar->addTool (lightingTool);
 
+    if (gridTool)
+        toolbar->addTool (gridTool);
+
     layout2->addWidget (toolbar, 0);
 
     layout2->addWidget (mScene, 1);
diff --git a/apps/opencs/view/world/scenetoolgrid.cpp b/apps/opencs/view/world/scenetoolgrid.cpp
new file mode 100644
index 0000000000..0769be168c
--- /dev/null
+++ b/apps/opencs/view/world/scenetoolgrid.cpp
@@ -0,0 +1,75 @@
+
+#include "scenetoolgrid.hpp"
+
+#include <sstream>
+
+#include <QPainter>
+#include <QApplication>
+#include <QFontMetrics>
+
+#include "scenetoolbar.hpp"
+
+CSVWorld::SceneToolGrid::SceneToolGrid (SceneToolbar *parent)
+: SceneTool (parent), mIconSize (parent->getIconSize())
+{
+}
+
+void CSVWorld::SceneToolGrid::showPanel (const QPoint& position)
+{
+
+
+}
+
+void CSVWorld::SceneToolGrid::cellIndexChanged (const std::pair<int, int>& min,
+    const std::pair<int, int>& max)
+{
+    /// \todo make font size configurable
+    const int fontSize = 8;
+
+    /// \todo replace with proper icon
+    QPixmap image (mIconSize, mIconSize);
+    image.fill (QColor (0, 0, 0, 0));
+
+    {
+        QPainter painter (&image);
+        painter.setPen (Qt::black);
+        QFont font (QApplication::font().family(), fontSize);
+        painter.setFont (font);
+
+        QFontMetrics metrics (font);
+
+        if (min==max)
+        {
+            // single cell
+            std::ostringstream stream;
+            stream << min.first << ", " << min.second;
+
+            QString text = QString::fromUtf8 (stream.str().c_str());
+
+            painter.drawText (QPoint ((mIconSize-metrics.width (text))/2, mIconSize/2+fontSize/2),
+                text);
+        }
+        else
+        {
+            // range
+            {
+                std::ostringstream stream;
+                stream << min.first << ", " << min.second;
+                painter.drawText (QPoint (0, mIconSize),
+                    QString::fromUtf8 (stream.str().c_str()));
+            }
+
+            {
+                std::ostringstream stream;
+                stream << max.first << ", " << max.second;
+
+                QString text = QString::fromUtf8 (stream.str().c_str());
+
+                painter.drawText (QPoint (mIconSize-metrics.width (text), fontSize), text);
+            }
+        }
+    }
+
+    QIcon icon (image);
+    setIcon (icon);
+}
\ No newline at end of file
diff --git a/apps/opencs/view/world/scenetoolgrid.hpp b/apps/opencs/view/world/scenetoolgrid.hpp
new file mode 100644
index 0000000000..917df2a168
--- /dev/null
+++ b/apps/opencs/view/world/scenetoolgrid.hpp
@@ -0,0 +1,29 @@
+#ifndef CSV_WORLD_SCENETOOL_GRID_H
+#define CSV_WORLD_SCENETOOL_GRID_H
+
+#include "scenetool.hpp"
+
+namespace CSVWorld
+{
+    class SceneToolbar;
+
+    ///< \brief Cell grid selector tool
+    class SceneToolGrid : public SceneTool
+    {
+            Q_OBJECT
+
+            int mIconSize;
+
+        public:
+
+            SceneToolGrid (SceneToolbar *parent);
+
+            virtual void showPanel (const QPoint& position);
+
+        public slots:
+
+            void cellIndexChanged (const std::pair<int, int>& min, const std::pair<int, int>& max);
+    };
+}
+
+#endif