import QtQuick 2.12
import QtQuick3D 1.0

Model {
    id:panel

    property Item panelContents

    property real ppm: 250

    property int margin: 0
    property int marginTop: margin
    property int marginBottom: margin
    property int marginLeft: margin
    property int marginRight: margin

    onMarginTopChanged: panelContents.y = -marginTop
    onMarginLeftChanged: panelContents.x = -marginLeft

    property size physicalDimensions: Qt.size(0.4, 0.4)
    property size pixelDimensions: Qt.size(100, 100)

    function setPhysicalDimensions(size) {
        physicalDimensions = size;

        pixelDimensions.x = size.x*ppm;
        pixelDimensions.y = size.y*ppm;
    }
    function setPixelDimensions(size) {
        pixelDimensions = size;

        physicalDimensions.x = size.x/ppm;
        physicalDimensions.y = size.y/ppm;
    }
    panelContents.onWidthChanged: pixelDimensions.x = panelContents.width
    panelContents.onHeightChanged: pixelDimensions.x = panelContents.height

    property size croppedDimensions: Qt.size(dimensions.width-marginLeft-marginRight, dimensions.height-marginTop-marginBottom)

    source: "#Rect"

    scale: Qt.vector3d(croppedDimensions.width/ppm, croppedDimensions.height/ppm, 1)

    materials: DefaultMaterial {
        lighting: DefaultMaterial.NoLighting

        diffuseMap: Texture {
            sourceItem: panelContents
        }
    }
}