Theme Editor: Working on renderer infrastructure

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26878 a1c6a512-1295-4272-9138-f99709370657

3 files changed, 33 insertions, 1 deletions

diff --git a/utils/themeeditor/models/parsetreemodel.cpp b/utils/themeeditor/models/parsetreemodel.cpp
index a709ea7..0b80416 100644
--- a/utils/themeeditor/models/parsetreemodel.cpp
+++ b/utils/themeeditor/models/parsetreemodel.cpp
@@ -36,6 +36,8 @@ ParseTreeModel::ParseTreeModel(const char* document, QObject* parent):
         this->root = new ParseTreeNode(tree);
     else
         this->root = 0;
+
+    scene = new QGraphicsScene();
 }
 
 
@@ -264,3 +266,15 @@ bool ParseTreeModel::setData(const QModelIndex &index, const QVariant &value,
     emit dataChanged(index, index);
     return true;
 }
+
+QGraphicsScene* ParseTreeModel::render(ProjectModel* project)
+{
+    scene->clear();
+
+    /* First we set the screen size */
+    int screenWidth = safeSetting(project, "#screenwidth", "300").toInt();
+    int screenHeight = safeSetting(project, "#screenheight", "200").toInt();
+    scene->addRect(0, 0, screenWidth, screenHeight);
+
+    return scene;
+}
diff --git a/utils/themeeditor/models/parsetreemodel.h b/utils/themeeditor/models/parsetreemodel.h
index 55af549..1f252a3 100644
--- a/utils/themeeditor/models/parsetreemodel.h
+++ b/utils/themeeditor/models/parsetreemodel.h
@@ -21,12 +21,14 @@
 
 #include "skin_parser.h"
 #include "skin_debug.h"
+#include "projectmodel.h"
 
 #ifndef PARSETREEMODEL_H
 #define PARSETREEMODEL_H
 
 #include <QAbstractItemModel>
 #include <QList>
+#include <QGraphicsScene>
 
 #include "parsetreenode.h"
 
@@ -58,9 +60,22 @@ public:
     Qt::ItemFlags flags(const QModelIndex &index) const;
     bool setData(const QModelIndex &index, const QVariant &value, int role);
 
+    QGraphicsScene* render(ProjectModel* project);
+
+    static QString safeSetting(ProjectModel* project, QString key,
+                               QString fallback)
+    {
+        if(project)
+            return project->getSetting(key, fallback);
+        else
+            return fallback;
+    }
+
+
 private:
     ParseTreeNode* root;
     struct skin_element* tree;
+    QGraphicsScene* scene;
 };
 
 
diff --git a/utils/themeeditor/models/projectmodel.h b/utils/themeeditor/models/projectmodel.h
index 6623917..791c07e 100644
--- a/utils/themeeditor/models/projectmodel.h
+++ b/utils/themeeditor/models/projectmodel.h
@@ -44,7 +44,10 @@ public:
     int rowCount(const QModelIndex& parent) const;
     QVariant data(const QModelIndex &index, int role) const;
 
-    QString getSetting(QString key){ return settings.value(key, ""); }
+    QString getSetting(QString key, QString fallback = "")
+    {
+        return settings.value(key, fallback);
+    }
 
 signals: