Доброго времени суток, столкнулся с проблемой нужно реализовать цикл для построения точек в qml, Чтобы картинка адекватная была нужно, чтобы ширина и долгота увеличивались на один, а высота задавалась рандомно.
Вот я попробовал реализовать цикл но не получилось, что поправить?
| Java |
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| import QtQuick 2.9
import QtQuick.Controls 2.2
import QtDataVisualization 1.2
ApplicationWindow {
visible: true
width: 800
height: 600
title: qsTr("Surface")
Surface3D {
width: parent.width
height: parent.height
Surface3DSeries {
itemLabelFormat: "Pop density at (@xLabel N, @zLabel E): @yLabel"
ItemModelSurfaceDataProxy {
itemModel: dataModel
// Mapping model roles to surface series rows, columns, and values.
rowRole: "longitude"
columnRole: "latitude"
yPosRole: "pop_density"
}
}
}
ListModel {
id: dataModel
var i = 20;
var t = 20;
var q;
for (; i < 100; i++) {
q = 1 + (int) (Math.random() * 6);
ListElement{ longitude: "i"; latitude: "t"; pop_density: "q"; }
t++;
}
// ListElement{ longitude: "20"; latitude: "10"; pop_density: "5"; }
// ListElement{ longitude: "21"; latitude: "10"; pop_density: "3.00"; }
// ListElement{ longitude: "22"; latitude: "10"; pop_density: "1.24"; }
// ListElement{ longitude: "23"; latitude: "10"; pop_density: "2.53"; }
// ListElement{ longitude: "24"; latitude: "10"; pop_density: "3.87"; }
// ListElement{ longitude: "20"; latitude: "10.5"; pop_density: "3.75"; }
// ListElement{ longitude: "21"; latitude: "10.5"; pop_density: "2.00"; }
// ListElement{ longitude: "22"; latitude: "10.5"; pop_density: "0.24"; }
// ListElement{ longitude: "23"; latitude: "10.5"; pop_density: "5.53"; }
// ListElement{ longitude: "24"; latitude: "10.5"; pop_density: "4.53"; }
// ListElement{ longitude: "20"; latitude: "11"; pop_density: "2.55"; }
// ListElement{ longitude: "21"; latitude: "11"; pop_density: "2.03"; }
// ListElement{ longitude: "22"; latitude: "11"; pop_density: "3.46"; }
// ListElement{ longitude: "23"; latitude: "11"; pop_density: "5.12"; }
// ListElement{ longitude: "24"; latitude: "11"; pop_density: "4.65"; }
// ListElement{ longitude: "20"; latitude: "11.5"; pop_density: "3.55"; }
// ListElement{ longitude: "21"; latitude: "11.5"; pop_density: "4.03"; }
// ListElement{ longitude: "22"; latitude: "11.5"; pop_density: "3.10"; }
// ListElement{ longitude: "23"; latitude: "11.5"; pop_density: "4.12"; }
// ListElement{ longitude: "24"; latitude: "11.5"; pop_density: "4.65"; }
// ListElement{ longitude: "20"; latitude: "12"; pop_density: "1.37"; }
// ListElement{ longitude: "21"; latitude: "12"; pop_density: "2.98"; }
// ListElement{ longitude: "22"; latitude: "12"; pop_density: "3.33"; }
// ListElement{ longitude: "23"; latitude: "12"; pop_density: "3.23"; }
// ListElement{ longitude: "24"; latitude: "12"; pop_density: "3.65"; }
// ListElement{ longitude: "20"; latitude: "12.5"; pop_density: "3.23"; }
// ListElement{ longitude: "21"; latitude: "12.5"; pop_density: "3.21"; }
// ListElement{ longitude: "22"; latitude: "12.5"; pop_density: "2.55"; }
// ListElement{ longitude: "23"; latitude: "12.5"; pop_density: "4.20"; }
// ListElement{ longitude: "24"; latitude: "12.5"; pop_density: "3.87"; }
// ListElement{ longitude: "20"; latitude: "13"; pop_density: "4.34"; }
// ListElement{ longitude: "21"; latitude: "13"; pop_density: "3.54"; }
// ListElement{ longitude: "22"; latitude: "13"; pop_density: "1.65"; }
// ListElement{ longitude: "23"; latitude: "13"; pop_density: "2.67"; }
// ListElement{ longitude: "24"; latitude: "13"; pop_density: "2.89"; }
// ListElement{ longitude: "20"; latitude: "13.5"; pop_density: "5.44"; }
// ListElement{ longitude: "21"; latitude: "13.5"; pop_density: "3.00"; }
// ListElement{ longitude: "22"; latitude: "13.5"; pop_density: "2.65"; }
// ListElement{ longitude: "23"; latitude: "13.5"; pop_density: "1.67"; }
// ListElement{ longitude: "24"; latitude: "13.5"; pop_density: "2.60"; }
}
} |
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