From 1ee2cddf1a64f62a57af6e10a95f0f9642027d7f Mon Sep 17 00:00:00 2001
From: Robert Bieber <robby@bieberphoto.com>
Date: Thu, 12 Aug 2010 23:05:53 +0000
Subject: Theme Editor: Implemented some basic viewport/text mirroring with the
 %ax tag

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27795 a1c6a512-1295-4272-9138-f99709370657
---
 utils/themeeditor/graphics/rbscreen.cpp    |  2 +-
 utils/themeeditor/graphics/rbscreen.h      |  5 +++++
 utils/themeeditor/graphics/rbviewport.cpp  | 21 ++++++++++++++++++---
 utils/themeeditor/graphics/rbviewport.h    |  2 ++
 utils/themeeditor/models/parsetreenode.cpp |  1 +
 5 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/utils/themeeditor/graphics/rbscreen.cpp b/utils/themeeditor/graphics/rbscreen.cpp
index 2b63a6bdfe..c66d4f82b2 100644
--- a/utils/themeeditor/graphics/rbscreen.cpp
+++ b/utils/themeeditor/graphics/rbscreen.cpp
@@ -32,7 +32,7 @@
 RBScreen::RBScreen(const RBRenderInfo& info, bool remote,
                    QGraphicsItem *parent)
                        :QGraphicsItem(parent), backdrop(0), project(project),
-                       albumArt(0), customUI(0), defaultView(0)
+                       albumArt(0), customUI(0), defaultView(0), ax(false)
 {
 
     setAcceptHoverEvents(true);
diff --git a/utils/themeeditor/graphics/rbscreen.h b/utils/themeeditor/graphics/rbscreen.h
index c9ae2cf350..3a9a6ddeb3 100644
--- a/utils/themeeditor/graphics/rbscreen.h
+++ b/utils/themeeditor/graphics/rbscreen.h
@@ -90,6 +90,9 @@ public:
     void endSbsRender();
     void breakSBS();
 
+    void RtlMirror(){ ax = true; }
+    bool isRtlMirrored(){ bool ret = ax; ax = false; return ret; }
+
 protected:
     void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
 
@@ -116,6 +119,8 @@ private:
     RBViewport* defaultView;
 
     QList<QGraphicsItem*> sbsChildren;
+
+    bool ax;
 };
 
 #endif // RBSCREEN_H
diff --git a/utils/themeeditor/graphics/rbviewport.cpp b/utils/themeeditor/graphics/rbviewport.cpp
index a986127987..5cac806c3d 100644
--- a/utils/themeeditor/graphics/rbviewport.cpp
+++ b/utils/themeeditor/graphics/rbviewport.cpp
@@ -48,6 +48,9 @@ RBViewport::RBViewport(skin_element* node, const RBRenderInfo& info,
     leftGraphic(0), centerGraphic(0), rightGraphic(0), scrollTime(0),
     node(pNode), doc(info.document())
 {
+    mirrored = info.screen()->isRtlMirrored()
+               && info.device()->data("rtl").toBool();
+
     if(!node->tag)
     {
         /* Default viewport takes up the entire screen */
@@ -147,6 +150,12 @@ RBViewport::RBViewport(skin_element* node, const RBRenderInfo& info,
             y -= screen->parentItem()->pos().y();
         }
 
+        /* Mirroring if necessary */
+        if(mirrored)
+        {
+            x = parentItem()->boundingRect().width() - w - x;
+        }
+
         if(node->params[++param].type == skin_tag_parameter::DEFAULT)
             font = screen->getFont(1);
         else
@@ -226,15 +235,21 @@ void RBViewport::write(QString text)
     if(textOffset.x() < 0)
         return;
 
-    if(textAlign == Left)
+    Alignment align = textAlign;
+    if(mirrored && align == Left)
+        align = Right;
+    else if(mirrored && align == Right)
+        align = Left;
+
+    if(align == Left)
     {
         leftText.append(text);
     }
-    else if(textAlign == Center)
+    else if(align == Center)
     {
         centerText.append(text);
     }
-    else if(textAlign == Right)
+    else if(align == Right)
     {
         rightText.append(text);
     }
diff --git a/utils/themeeditor/graphics/rbviewport.h b/utils/themeeditor/graphics/rbviewport.h
index 8544ad3c1f..cc47e41666 100644
--- a/utils/themeeditor/graphics/rbviewport.h
+++ b/utils/themeeditor/graphics/rbviewport.h
@@ -120,6 +120,8 @@ private:
     int baseParam;
     ParseTreeNode* node;
     SkinDocument* doc;
+
+    bool mirrored;
 };
 
 #endif // RBVIEWPORT_H
diff --git a/utils/themeeditor/models/parsetreenode.cpp b/utils/themeeditor/models/parsetreenode.cpp
index 0888bc47e9..ad80ac6f2e 100644
--- a/utils/themeeditor/models/parsetreenode.cpp
+++ b/utils/themeeditor/models/parsetreenode.cpp
@@ -665,6 +665,7 @@ bool ParseTreeNode::execTag(const RBRenderInfo& info, RBViewport* viewport)
 
         case 'x':
             /* %ax */
+            info.screen()->RtlMirror();
             return true;
 
         case 'L':
-- 
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