1 files changed, 140 insertions, 0 deletions
diff --git a/plugins/qmlprofiler/qml/TimeDisplay.qml b/plugins/qmlprofiler/qml/TimeDisplay.qml
new file mode 100644
index 0000000000..2f5a8bfaaf
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+++ b/plugins/qmlprofiler/qml/TimeDisplay.qml
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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+import QtQuick 1.0
+import Monitor 1.0
+
+Canvas2D {
+    id: timeDisplay
+
+    property variant startTime : 0
+    property variant endTime : 0
+    property variant timePerPixel: 0
+
+
+    Component.onCompleted: {
+        requestRedraw();
+    }
+    onWidthChanged: {
+        requestRedraw();
+    }
+    onHeightChanged: {
+        requestRedraw();
+    }
+
+    Connections {
+        target: zoomControl
+        onRangeChanged: {
+            startTime = zoomControl.startTime();
+            endTime = zoomControl.endTime();
+            requestRedraw();
+        }
+    }
+
+    onDrawRegion: {
+        ctxt.fillStyle = "white";
+        ctxt.fillRect(0, 0, width, height);
+
+        var totalTime = endTime - startTime;
+        var spacing = width / totalTime;
+
+        var initialBlockLength = 120;
+        var timePerBlock = Math.pow(2, Math.floor( Math.log( totalTime / width * initialBlockLength ) / Math.LN2 ) );
+        var pixelsPerBlock = timePerBlock * spacing;
+        var pixelsPerSection = pixelsPerBlock / 5;
+        var blockCount = width / pixelsPerBlock;
+
+        var realStartTime = Math.floor(startTime/timePerBlock) * timePerBlock;
+        var realStartPos = (startTime-realStartTime) * spacing;
+
+        timePerPixel = timePerBlock/pixelsPerBlock;
+
+        var initialColor = Math.floor(realStartTime/timePerBlock) % 2;
+
+        ctxt.fillStyle = "#000000";
+        ctxt.font = "8px sans-serif";
+        for (var ii = 0; ii < blockCount+1; ii++) {
+            var x = Math.floor(ii*pixelsPerBlock - realStartPos);
+
+            ctxt.fillStyle = (ii+initialColor)%2 ? "#E6E6E6":"white";
+            ctxt.fillRect(x, 0, pixelsPerBlock, height);
+
+            ctxt.strokeStyle = "#B0B0B0";
+            ctxt.beginPath();
+            ctxt.moveTo(x, 0);
+            ctxt.lineTo(x, height);
+            ctxt.stroke();
+
+            ctxt.fillStyle = "#000000";
+            ctxt.fillText(prettyPrintTime(ii*timePerBlock + realStartTime), x + 5, height/2 + 5);
+        }
+
+        ctxt.strokeStyle = "#525252";
+        ctxt.beginPath();
+        ctxt.moveTo(0, height-1);
+        ctxt.lineTo(width, height-1);
+        ctxt.stroke();
+
+        // gradient borders
+        var gradientDark = "rgba(0, 0, 0, 0.53125)";
+        var gradientClear = "rgba(0, 0, 0, 0)";
+        var grad = ctxt.createLinearGradient(0, 0, 0, 6);
+        grad.addColorStop(0,gradientDark);
+        grad.addColorStop(1,gradientClear);
+        ctxt.fillStyle = grad;
+        ctxt.fillRect(0, 0, width, 6);
+
+        grad = ctxt.createLinearGradient(0, 0, 6, 0);
+        grad.addColorStop(0,gradientDark);
+        grad.addColorStop(1,gradientClear);
+        ctxt.fillStyle = grad;
+        ctxt.fillRect(0, 0, 6, height);
+
+        grad = ctxt.createLinearGradient(width, 0, width-6, 0);
+        grad.addColorStop(0,gradientDark);
+        grad.addColorStop(1,gradientClear);
+        ctxt.fillStyle = grad;
+        ctxt.fillRect(width-6, 0, 6, height);
+    }
+
+    function prettyPrintTime( t )
+    {
+        if (t <= 0) return "0";
+        if (t<1000) return t+" ns";
+        t = t/1000;
+        if (t<1000) return t+" μs";
+        t = Math.floor(t/100)/10;
+        if (t<1000) return t+" ms";
+        t = Math.floor(t)/1000;
+        if (t<60) return t+" s";
+        var m = Math.floor(t/60);
+        t = Math.floor(t - m*60);
+        return m+"m"+t+"s";
+    }
+}