Theme Editor: Working on rendering viewports, display will now show %V(...) viewports as red rectangles over backdrop or background color

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26940 a1c6a512-1295-4272-9138-f99709370657

utils/themeeditor/graphics/rbrenderinfo.cpp

@@ -0,0 +1,46 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include "rbrenderinfo.h"
+
+RBRenderInfo::RBRenderInfo(ParseTreeModel* model,
+                           ProjectModel* project, RBScreen* screen)
+    :mProject(project), mScreen(screen), mModel(model)
+{
+}
+
+RBRenderInfo::RBRenderInfo(const RBRenderInfo &other)
+{
+    mProject = other.mProject;
+    mScreen = other.mScreen;
+    mModel = other.mModel;
+}
+
+const RBRenderInfo& RBRenderInfo::operator=(const RBRenderInfo& other)
+{
+    mProject = other.mProject;
+    mScreen = other.mScreen;
+    mModel = other.mModel;
+}
+
+RBRenderInfo::~RBRenderInfo()
+{
+}

utils/themeeditor/graphics/rbrenderinfo.h

@@ -0,0 +1,49 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef RBRENDERINFO_H
+#define RBRENDERINFO_H
+
+class RBScreen;
+class ProjectModel;
+class ParseTreeModel;
+
+class RBRenderInfo
+{
+public:
+    RBRenderInfo(ParseTreeModel* model,
+                 ProjectModel* project, RBScreen* screen);
+    RBRenderInfo(const RBRenderInfo& other);
+    virtual ~RBRenderInfo();
+
+    const RBRenderInfo& operator=(const RBRenderInfo& other);
+
+    ProjectModel* project() const{ return mProject; }
+    RBScreen* screen() const{ return mScreen; }
+    ParseTreeModel* model() const{ return mModel; }
+
+private:
+    ProjectModel* mProject;
+    RBScreen* mScreen;
+    ParseTreeModel* mModel;
+};
+
+#endif // RBRENDERINFO_H

utils/themeeditor/graphics/rbscreen.h

@@ -38,6 +38,9 @@ public:
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
                QWidget *widget);
 
+    int getWidth() const{ return width; }
+    int getHeight() const{ return height; }
+
     static QString safeSetting(ProjectModel* project, QString key,
                                QString fallback)
     {
@@ -49,6 +52,7 @@ public:
 
     static QColor stringToColor(QString str, QColor fallback);
 
+
 private:
     int width;
     int height;

utils/themeeditor/graphics/rbviewport.cpp

@@ -0,0 +1,110 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <QPainter>
+#include <QPainterPath>
+
+#include "rbviewport.h"
+#include "rbscreen.h"
+#include "rbrenderinfo.h"
+#include "parsetreemodel.h"
+#include "tag_table.h"
+#include "skin_parser.h"
+
+RBViewport::RBViewport(skin_element* node, const RBRenderInfo& info)
+    : QGraphicsItem(info.screen())
+{
+    if(!node->tag)
+    {
+        /* Default viewport takes up the entire screen */
+        size = QRectF(0, 0, info.screen()->getWidth(),
+                      info.screen()->getHeight());
+
+        if(info.model()->rowCount(QModelIndex()) > 1)
+        {
+            /* If there is more than one viewport in the document */
+            displayed = false;
+        }
+        else
+        {
+            displayed = true;
+        }
+    }
+    else
+    {
+        int x, y, w, h;
+        /* Parsing one of the other types of viewport */
+        switch(node->tag->name[1])
+        {
+        case '\0':
+            /* A normal viewport definition */
+            x = node->params[0].data.numeric;
+            y = node->params[1].data.numeric;
+
+            if(node->params[2].type == skin_tag_parameter::DEFAULT)
+                w = info.screen()->getWidth() - x;
+            else
+                w = node->params[2].data.numeric;
+
+            if(node->params[3].type == skin_tag_parameter::DEFAULT)
+                h = info.screen()->getHeight() - y;
+            else
+                h = node->params[3].data.numeric;
+
+            size = QRectF(x, y, w, h);
+            displayed = true;
+            break;
+
+        case 'l':
+            /* Preloaded viewport */
+            break;
+
+        case 'i':
+            /* Custom UI Viewport */
+            break;
+
+        }
+    }
+}
+
+RBViewport::~RBViewport()
+{
+}
+
+QPainterPath RBViewport::shape() const
+{
+    QPainterPath retval;
+    retval.addRect(size);
+    return retval;
+}
+
+QRectF RBViewport::boundingRect() const
+{
+    return size;
+}
+
+void RBViewport::paint(QPainter *painter,
+                       const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    if(displayed)
+        painter->fillRect(size, Qt::red);
+}
+

utils/themeeditor/graphics/rbviewport.h

@@ -0,0 +1,54 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef RBVIEWPORT_H
+#define RBVIEWPORT_H
+
+#include "skin_parser.h"
+
+class RBScreen;
+class RBRenderInfo;
+
+#include <QGraphicsItem>
+
+class RBViewport : public QGraphicsItem
+{
+public:
+    RBViewport(skin_element* node, const RBRenderInfo& info);
+    virtual ~RBViewport();
+
+    QPainterPath shape() const;
+    QRectF boundingRect() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+               QWidget *widget);
+
+    void show(){ displayed = true; }
+
+private:
+    QRectF size;
+    QColor background;
+    QColor foreground;
+
+    bool displayed;
+
+};
+
+#endif // RBVIEWPORT_H

utils/themeeditor/gui/skindocument.cpp

@@ -257,6 +257,8 @@ void SkinDocument::codeChanged()
     else
         emit titleChanged(titleText);
 
+    model->render(project);
+
     cursorChanged();
 
 }

utils/themeeditor/gui/skinviewer.cpp

@@ -32,6 +32,8 @@ SkinViewer::SkinViewer(QWidget *parent) :
                      this, SLOT(zoomOut()));
     QObject::connect(ui->zoomInButton, SIGNAL(pressed()),
                      this, SLOT(zoomIn()));
+
+    ui->viewer->setDragMode(QGraphicsView::ScrollHandDrag);
 }
 
 SkinViewer::~SkinViewer()
@@ -53,7 +55,7 @@ void SkinViewer::changeEvent(QEvent *e)
 
 void SkinViewer::setScene(QGraphicsScene *scene)
 {
-    ui->viewer->setScene(scene);
+    ui->viewer->setScene(scene);z
 }
 
 void SkinViewer::zoomIn()

utils/themeeditor/models/parsetreemodel.cpp

@@ -23,6 +23,7 @@
 #include "parsetreemodel.h"
 #include "symbols.h"
 #include "rbscreen.h"
+#include "rbrenderinfo.h"
 
 #include <cstdlib>
 
@@ -280,5 +281,12 @@ QGraphicsScene* ParseTreeModel::render(ProjectModel* project)
     RBScreen* screen = new RBScreen(project);
     scene->addItem(screen);
 
+    RBRenderInfo info(this, project, screen);
+
+    /* Rendering the tree */
+    if(root)
+        root->render(info);
+
+
     return scene;
 }

utils/themeeditor/models/parsetreenode.cpp

@@ -98,6 +98,12 @@ ParseTreeNode::ParseTreeNode(skin_tag_parameter *data, ParseTreeNode *parent)
 
 }
 
+ParseTreeNode::~ParseTreeNode()
+{
+    for(int i = 0; i < children.count(); i++)
+        delete children[i];
+}
+
 QString ParseTreeNode::genCode() const
 {
     QString buffer = "";
@@ -467,8 +473,28 @@ ParseTreeNode* ParseTreeNode::getParent() const
     return parent;
 }
 
-ParseTreeNode::~ParseTreeNode()
+void ParseTreeNode::render(const RBRenderInfo& info)
 {
+    /* Parameters don't get rendered */
+    if(!element && param)
+        return;
+
+    /* If we're at the root, we need to render each viewport */
+    if(!element && !param)
+    {
         for(int i = 0; i < children.count(); i++)
-        delete children[i];
+        {
+            children[i]->render(info);
+        }
+
+        return;
+    }
+
+    switch(element->type)
+    {
+    case VIEWPORT:
+        rendered = new RBViewport(element, info);
+        break;
+    }
 }
+

utils/themeeditor/models/parsetreenode.h

@@ -23,6 +23,9 @@
 #define PARSETREENODE_H
 
 #include "skin_parser.h"
+#include "rbviewport.h"
+#include "rbscreen.h"
+#include "rbrenderinfo.h"
 
 #include <QString>
 #include <QVariant>
@@ -56,6 +59,8 @@ public:
             return 0;
     }
 
+    void render(const RBRenderInfo& info);
+
 private:
     ParseTreeNode* parent;
     struct skin_element* element;
@@ -63,6 +68,7 @@ private:
     QList<ParseTreeNode*> children;
 
     static int openConditionals;
+    QGraphicsItem* rendered;
 
 };
 

utils/themeeditor/themeeditor.pro

@@ -35,7 +35,9 @@ HEADERS += models/parsetreemodel.h \
     gui/tabcontent.h \
     gui/configdocument.h \
     gui/skinviewer.h \
-    graphics/rbscreen.h
+    graphics/rbscreen.h \
+    graphics/rbviewport.h \
+    graphics/rbrenderinfo.h
 SOURCES += main.cpp \
     models/parsetreemodel.cpp \
     models/parsetreenode.cpp \
@@ -47,7 +49,9 @@ SOURCES += main.cpp \
     models/projectmodel.cpp \
     gui/configdocument.cpp \
     gui/skinviewer.cpp \
-    graphics/rbscreen.cpp
+    graphics/rbscreen.cpp \
+    graphics/rbviewport.cpp \
+    graphics/rbrenderinfo.cpp
 OTHER_FILES += README \
     resources/windowicon.png \
     resources/appicon.xcf \