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Diffstat (limited to 'components/UserDelegate.qml')
| -rw-r--r-- | components/UserDelegate.qml | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/components/UserDelegate.qml b/components/UserDelegate.qml new file mode 100644 index 0000000..8658b85 --- /dev/null +++ b/components/UserDelegate.qml @@ -0,0 +1,191 @@ +/* + * Copyright 2014 David Edmundson <davidedmundson@kde.org> + * Copyright 2014 Aleix Pol Gonzalez <aleixpol@blue-systems.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as + * published by the Free Software Foundation; either version 2 or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +import QtQuick 2.8 +import QtGraphicalEffects 1.0 + +import org.kde.plasma.core 2.0 as PlasmaCore +import org.kde.plasma.components 3.0 as PlasmaComponents3 + +Item { + id: wrapper + + // If we're using software rendering, draw outlines instead of shadows + // See https://bugs.kde.org/show_bug.cgi?id=398317 + readonly property bool softwareRendering: GraphicsInfo.api === GraphicsInfo.Software + + property bool isCurrent: true + + readonly property var m: model + property string name + property string userName + property string avatarPath + property string iconSource + property bool constrainText: true + property alias nameFontSize: usernameDelegate.font.pointSize + property int fontSize: PlasmaCore.Theme.defaultFont.pointSize + 2 + signal clicked() + + property real faceSize: units.gridUnit * 7 + + opacity: isCurrent ? 1.0 : 0.5 + + Behavior on opacity { + OpacityAnimator { + duration: units.longDuration + } + } + + // Draw a translucent background circle under the user picture + Rectangle { + anchors.centerIn: imageSource + width: imageSource.width - 2 // Subtract to prevent fringing + height: width + radius: width / 2 + + color: PlasmaCore.ColorScope.backgroundColor + opacity: 0.9 + } + + Item { + id: imageSource + anchors { + bottom: usernameDelegate.top + bottomMargin: units.largeSpacing + horizontalCenter: parent.horizontalCenter + } + Behavior on width { + PropertyAnimation { + from: faceSize + duration: units.longDuration; + } + } + width: isCurrent ? faceSize : faceSize - units.largeSpacing + height: width + + //Image takes priority, taking a full path to a file, if that doesn't exist we show an icon + Image { + id: face + source: wrapper.avatarPath + sourceSize: Qt.size(faceSize, faceSize) + fillMode: Image.PreserveAspectCrop + anchors.fill: parent + } + + PlasmaCore.IconItem { + id: faceIcon + source: iconSource + visible: (face.status == Image.Error || face.status == Image.Null) + anchors.fill: parent + anchors.margins: units.gridUnit * 0.5 // because mockup says so... + colorGroup: PlasmaCore.ColorScope.colorGroup + } + } + + ShaderEffect { + anchors { + bottom: usernameDelegate.top + bottomMargin: units.largeSpacing + horizontalCenter: parent.horizontalCenter + } + + width: imageSource.width + height: imageSource.height + + supportsAtlasTextures: true + + property var source: ShaderEffectSource { + sourceItem: imageSource + // software rendering is just a fallback so we can accept not having a rounded avatar here + hideSource: wrapper.GraphicsInfo.api !== GraphicsInfo.Software + live: true // otherwise the user in focus will show a blurred avatar + } + + property var colorBorder: PlasmaCore.ColorScope.textColor + + //draw a circle with an antialiased border + //innerRadius = size of the inner circle with contents + //outerRadius = size of the border + //blend = area to blend between two colours + //all sizes are normalised so 0.5 == half the width of the texture + + //if copying into another project don't forget to connect themeChanged to update() + //but in SDDM that's a bit pointless + fragmentShader: " + varying highp vec2 qt_TexCoord0; + uniform highp float qt_Opacity; + uniform lowp sampler2D source; + + uniform lowp vec4 colorBorder; + highp float blend = 0.01; + highp float innerRadius = 0.47; + highp float outerRadius = 0.49; + lowp vec4 colorEmpty = vec4(0.0, 0.0, 0.0, 0.0); + + void main() { + lowp vec4 colorSource = texture2D(source, qt_TexCoord0.st); + + highp vec2 m = qt_TexCoord0 - vec2(0.5, 0.5); + highp float dist = sqrt(m.x * m.x + m.y * m.y); + + if (dist < innerRadius) + gl_FragColor = colorSource; + else if (dist < innerRadius + blend) + gl_FragColor = mix(colorSource, colorBorder, ((dist - innerRadius) / blend)); + else if (dist < outerRadius) + gl_FragColor = colorBorder; + else if (dist < outerRadius + blend) + gl_FragColor = mix(colorBorder, colorEmpty, ((dist - outerRadius) / blend)); + else + gl_FragColor = colorEmpty ; + + gl_FragColor = gl_FragColor * qt_Opacity; + } + " + } + + PlasmaComponents3.Label { + id: usernameDelegate + font.pointSize: wrapper.fontSize + anchors { + bottom: parent.bottom + horizontalCenter: parent.horizontalCenter + } + width: constrainText ? parent.width : implicitWidth + text: wrapper.name + style: softwareRendering ? Text.Outline : Text.Normal + styleColor: softwareRendering ? PlasmaCore.ColorScope.backgroundColor : "transparent" //no outline, doesn't matter + elide: Text.ElideRight + horizontalAlignment: Text.AlignHCenter + //make an indication that this has active focus, this only happens when reached with keyboard navigation + font.underline: wrapper.activeFocus + } + + MouseArea { + anchors.fill: parent + hoverEnabled: true + + onClicked: wrapper.clicked(); + } + + Accessible.name: name + Accessible.role: Accessible.Button + function accessiblePressAction() { wrapper.clicked() } +} |