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Diffstat (limited to 'tests/manual/qml/testprojects/pixelmetrics/PixelMeter.qml')
-rw-r--r-- | tests/manual/qml/testprojects/pixelmetrics/PixelMeter.qml | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/tests/manual/qml/testprojects/pixelmetrics/PixelMeter.qml b/tests/manual/qml/testprojects/pixelmetrics/PixelMeter.qml new file mode 100644 index 0000000000..f7d922abca --- /dev/null +++ b/tests/manual/qml/testprojects/pixelmetrics/PixelMeter.qml @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** 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 The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +****************************************************************************/ + +import QtQuick 2.10 + +Canvas { + width: 100 + height: 100 + + function drawCornerMarkers(ctx) + { + var cornerMarkerSize = 10; + + ctx.beginPath(); + + // top left + ctx.moveTo(0, 0.5); + ctx.lineTo(cornerMarkerSize, 0.5); + ctx.moveTo(0.5, 0); + ctx.lineTo(0.5, cornerMarkerSize); + + // top right + ctx.moveTo(width - cornerMarkerSize, 0.5); + ctx.lineTo(width, 0.5); + ctx.moveTo(width - 0.5, 0); + ctx.lineTo(width - 0.5, cornerMarkerSize); + + // bottom left + ctx.moveTo(0, height - 0.5); + ctx.lineTo(cornerMarkerSize, height - 0.5); + ctx.moveTo(0.5, height - cornerMarkerSize); + ctx.lineTo(0.5, height); + + // bottom right + ctx.moveTo(width - cornerMarkerSize, height - 0.5); + ctx.lineTo(width, height - 0.5); + ctx.moveTo(width - 0.5, height - cornerMarkerSize); + ctx.lineTo(width - 0.5, height); + + ctx.stroke(); + } + + function drawMetrics(ctx) + { + ctx.font = '9px sans-serif'; + + // top left + ctx.textAlign = "left"; + ctx.textBaseline = "top"; + ctx.fillStyle = Qt.rgba(0, 0, 1, 1); + ctx.fillText(x + '|' + y, 1, 1); + + // size + ctx.textAlign = "center"; + ctx.textBaseline = "middle"; + ctx.fillText(width + 'x' + height, width / 2, height / 2); + + // bottom right + ctx.textAlign = "right"; + ctx.textBaseline = "bottom"; + ctx.fillText((x + width) + '|' + (y + height), width - 1, height - 1); + } + + onPaint: { + var ctx = getContext("2d"); + + ctx.fillStyle = Qt.rgba(1, 0, 0, 0.2); + ctx.fillRect(0, 0, width, height); + + drawCornerMarkers(ctx); + drawMetrics(ctx); + } +} |