LogarithmPlotter/qml/LogGraph.qml

185 lines
5.8 KiB
QML

/**
* Logarithm Graph Creator - Create graphs with logarithm scales.
* Copyright (C) 2020 Ad5001
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, 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 General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import QtQml 2.12
import QtQuick.Controls 2.12
import QtQuick.Layouts 1.15
import QtQuick 2.12
import "js/objects.js" as Objects
ApplicationWindow {
id: root
visible: true
width: 1000
height: 500
color: sysPalette.window
title: "Logarithmic Plotter " + (settings.saveFilename != "" ? " - " + settings.saveFilename : "")
SystemPalette { id: sysPalette; colorGroup: SystemPalette.Active }
SystemPalette { id: sysPaletteIn; colorGroup: SystemPalette.Disabled }
menuBar: AppMenuBar {}
Drawer {
id: sidebar
width: 300
height: parent.height
y: root.menuBar.height
readonly property bool inPortrait: root.width < root.height
modal: inPortrait
interactive: inPortrait
position: inPortrait ? 0 : 1
visible: !inPortrait
Rectangle {
id: topSeparator
color: sysPaletteIn.dark
width: parent.width
height: 2
}
TabBar {
id: sidebarSelector
width: parent.width
anchors.top: topSeparator.bottom
TabButton {
text: qsTr("Objects")
}
TabButton {
text: qsTr("Settings")
}
}
StackLayout {
anchors.top: sidebarSelector.bottom
anchors.left: parent.left
anchors.topMargin: 5
anchors.leftMargin: 5
width: parent.width - 10
height: parent.height - sidebarSelector.height
currentIndex: sidebarSelector.currentIndex
z: -1
clip: true
ObjectLists {
id: objectLists
onChanged: drawCanvas.requestPaint()
}
Settings {
id: settings
onChanged: drawCanvas.requestPaint()
}
}
}
LogGraphCanvas {
id: drawCanvas
anchors.top: parent.top
anchors.left: sidebar.right
height: parent.height
width: parent.width - sidebar.position*sidebar.width
x: sidebar.position*sidebar.width
xmin: settings.xmin
ymax: settings.ymax
xzoom: settings.xzoom
yzoom: settings.yzoom
xlabel: settings.xaxislabel
ylabel: settings.yaxislabel
yaxisstep: settings.yaxisstep
onPaint: {
var ctx = getContext("2d");
}
}
function saveDiagram(filename) {
var objs = {}
Object.keys(Objects.currentObjects).forEach(function(objType){
objs[objType] = []
Objects.currentObjects[objType].forEach(function(obj){
objs[objType].push(obj.export())
})
})
Helper.write(filename, JSON.stringify({
"xzoom": settings.xzoom,
"yzoom": settings.yzoom,
"xmin": settings.xmin,
"ymax": settings.ymax,
"yaxisstep": settings.yaxisstep,
"xaxislabel": settings.xaxislabel,
"yaxislabel": settings.yaxislabel,
"width": root.width,
"height": root.height,
"objects": objs,
"type": "logplotv1"
}))
}
function loadDiagram(filename) {
var data = JSON.parse(Helper.load(filename))
if(Object.keys(data).indexOf("type") != -1 && data["type"] == "logplotv1") {
settings.xzoom = data["xzoom"]
settings.yzoom = data["yzoom"]
settings.xmin = data["xmin"]
settings.ymax = data["ymax"]
settings.yaxisstep = data["yaxisstep"]
settings.xaxislabel = data["xaxislabel"]
settings.yaxislabel = data["yaxislabel"]
root.height = data["height"]
root.width = data["width"]
Objects.currentObjects = {}
Object.keys(data['objects']).forEach(function(objType){
Objects.currentObjects[objType] = []
data['objects'][objType].forEach(function(objData){
var obj = new Objects.types[objType](...objData)
Objects.currentObjects[objType].push(obj)
})
})
// Refreshing sidebar
if(sidebarSelector.currentIndex == 0) {
// For some reason, if we load a file while the tab is on object,
// we get stuck in a Qt-side loop? Qt bug or sideeffect here, I don't know.
sidebarSelector.currentIndex = 1
objectLists.update()
delayRefreshTimer.start()
} else {
objectLists.update()
}
}
}
Timer {
id: delayRefreshTimer
repeat: false
interval: 1
onTriggered: sidebarSelector.currentIndex = 0
}
function copyDiagramToClipboard() {
var file = Helper.gettmpfile()
drawCanvas.save(file)
Helper.copyImageToClipboard()
}
}