File qt-4.8.0-add-scaling-based-on-screen-size.patch of Package qt

From a9ca8c3aac9850875b44e2d78fbd7737a570e543 Mon Sep 17 00:00:00 2001
From: Robin Burchell <robin.burchell@collabora.com>
Date: Sun, 13 Nov 2011 12:37:18 +0100
Subject: [PATCH] add scaling based on screen size

Author: James Ketrenos <jketreno@linux.intel.com>
Signed-off-by: James Ketrenos <jketreno@linux.intel.com>
---
 src/gui/kernel/qapplication_x11.cpp |   12 +++++++++++-
 1 files changed, 11 insertions(+), 1 deletions(-)

diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index ab3c190..2e1fe98 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -5080,6 +5080,12 @@ static Qt::MouseButtons translateXI2MouseButtons(XIButtonState *state)
 bool QETWidget::translateXI2Event(const XIEvent *xievent)
 {
     Q_D(QWidget);
+    static int width = 0;
+    static int height = 0;
+    if (width == 0 || height == 0) {
+        width = DisplayWidth(X11->display, 0);
+        height = DisplayHeight(X11->display, 0);
+    }
 
     if (xievent->evtype == XI_Motion) {
         XIDeviceEvent *motionevent = (XIDeviceEvent *) xievent;
@@ -5227,6 +5233,7 @@ bool QETWidget::translateXI2Event(const XIEvent *xievent)
                 touchPoints << QTouchEvent::TouchPoint(i);
         }
         qreal x, y, nx, ny, w = 0.0, h = 0.0, p = -1.0;
+        x = y = nx = ny = 0.0;
         int id;
         uint active = 0;
         for (int i = 0; i < X11->xideviceinfo->num_classes; ++i) {
@@ -5269,7 +5276,10 @@ bool QETWidget::translateXI2Event(const XIEvent *xievent)
                         newstate |= Qt::TouchPointPrimary;
 
                     touchPoint.setState(newstate);
-                    touchPoint.setScreenRect(QRectF(x - w/2, y - h/2, w, h));
+                    if (w != 0.0 && h != 0.0)
+                        touchPoint.setScreenRect(QRectF((nx * width) - w/2, (ny * height) - h/2, w, h));
+                    else
+                        touchPoint.setScreenPos(QPoint(nx * width, ny * height));
                     touchPoint.setNormalizedPos(QPointF(nx, ny));
                     touchPoint.setPressure(p);
                 }
-- 
1.7.7.4