import QtQuick 2.15
import QtQuick.Layouts 1.15
import QtQuick.Controls 2.15
import QtQuick.Window 2.15
import Qt3D.Core 2.15
import Qt3D.Render 2.15
import Qt3D.Input 2.12
import Qt3D.Extras 2.15
import QtQuick.Scene3D 2.15
import QtQuick.Dialogs 1.3
import Qt.labs.platform 1.1
import FluentUI 1.0
import "qrc:///example/qml/component"
import "../component"

FluContentPage{

    id:root
    title:"3D"

    Scene3D{
        id:scene_3d
        anchors.fill: parent
        focus: true
        aspects: ["input", "logic"]
        cameraAspectRatioMode: Scene3D.AutomaticAspectRatio
        Entity {
            Camera {
                id: camera
                projectionType: CameraLens.PerspectiveProjection
                fieldOfView: 22.5
                aspectRatio: scene_3d.width / scene_3d.height
                nearPlane: 1
                farPlane: 1000.0
                viewCenter: Qt.vector3d( 0.0, 0.0, 0.0 )
                upVector: Qt.vector3d( 0.0, 1.0, 0.0 )
                position: Qt.vector3d( 0.0, 0.0, 15.0 )
            }
            FirstPersonCameraController {
                linearSpeed: 100
                lookSpeed: 50
                camera: camera
            }
            components: [
                RenderSettings{
                    activeFrameGraph: ForwardRenderer{
                        clearColor: Qt.rgba(0,0,0,0);
                        camera: camera
                    }
                },
                InputSettings{}
            ]
            Mesh {
                id: mesh
                source: "qrc:/example/res/obj/test.obj"
            }
            PhongMaterial {
                id: material
                ambient: color_picker.colorValue
            }
            Transform{
                id:transform
                scale: 1.0
                translation: Qt.vector3d(0, 0, 0)
                rotation: fromEulerAngles(0, 0, 0)
                property real hAngle:0.0
                NumberAnimation on hAngle{
                    from:0
                    to:360.0
                    duration: 5000
                    loops: Animation.Infinite
                }
                matrix:{
                    var m=Qt.matrix4x4();
                    m.rotate(hAngle,Qt.vector3d(0,1,0));
                    m.translate(Qt.vector3d(0,0,0));
                    return m;
                }
            }
            Entity {
                id: entity
                components: [mesh, material,transform]
            }
        }
    }
    ColumnLayout{
        RowLayout{
            spacing: 10
            Layout.topMargin: 20
            FluText{
                text:"tintColor:"
                Layout.alignment: Qt.AlignVCenter
            }
            FluColorPicker{
                id:color_picker
                enableAlphaChannel:false
                Component.onCompleted: {
                    setColor("gray")
                }
            }
        }

        FluButton{
            text:"选择obj资源"
            onClicked: {
                file_dialog.open()
            }
        }
    }

    FileDialog {
        id: file_dialog
        nameFilters: ["Obj files (*.obj)"]
        folder: StandardPaths.writableLocation(StandardPaths.DocumentsLocation)
        onAccepted: {
            var fileUrl =  file_dialog.currentFile
            mesh.source = fileUrl
        }
    }

}