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GridItem.vue
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<template>
<div ref="item"
class="vue-grid-item"
:class="classObj"
:style="style"
>
<slot></slot>
<span @mouseenter="mouseenter($event, 'rightBottom')" v-if="resizableAndNotStatic" ref="handle" :class="resizableHandleClass"></span>
<span @mouseenter="mouseenter($event, 'right')" v-if="resizableAndNotStatic && isHorizontalResize" ref="handleRight" class="vue-resizable-handle vue-resizable-handle-right"></span>
<span @mouseenter="mouseenter($event, 'bottom')" v-if="resizableAndNotStatic && isVerticalResize" ref="handleBottom" class="vue-resizable-handle vue-resizable-handle-bottom"></span>
<!--<span v-if="draggable" ref="dragHandle" class="vue-draggable-handle"></span>-->
</div>
</template>
<style>
.vue-grid-item {
transition: all 200ms ease;
transition-property: left, top, right;
/* add right for rtl */
}
.vue-grid-item.no-touch {
-ms-touch-action: none;
touch-action: none;
}
.vue-grid-item.cssTransforms {
transition-property: transform;
left: 0;
right: auto;
}
.vue-grid-item.cssTransforms.render-rtl {
left: auto;
right: 0;
}
.vue-grid-item.resizing {
opacity: 0.6;
z-index: 3;
}
.vue-grid-item.vue-draggable-dragging {
transition:none;
z-index: 3;
}
.vue-grid-item.vue-grid-placeholder {
background: red;
opacity: 0.2;
transition-duration: 100ms;
z-index: 2;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
-o-user-select: none;
user-select: none;
}
.vue-grid-item > .vue-resizable-handle {
position: absolute;
width: 20px;
height: 20px;
bottom: 0;
right: 0;
background: url('data:image/svg+xml;base64,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');
background-position: bottom right;
padding: 0 3px 3px 0;
background-repeat: no-repeat;
background-origin: content-box;
box-sizing: border-box;
cursor: se-resize;
}
.vue-grid-item > .vue-rtl-resizable-handle {
bottom: 0;
left: 0;
background: url(data:image/svg+xml;base64,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);
background-position: bottom left;
padding-left: 3px;
background-repeat: no-repeat;
background-origin: content-box;
cursor: sw-resize;
right: auto;
}
.vue-grid-item > .vue-resizable-handle-bottom {
bottom: 0;
right: 50%;
transform: translate(50%, 0);
background: url(data:image/svg+xml;base64,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);
background-position: center 4px;
cursor: ns-resize;
}
.vue-grid-item > .vue-resizable-handle-right {
bottom: 50%;
right: 0;
transform: translate(0, 50%);
background: url(data:image/svg+xml;base64,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);
background-position: 4px center;
cursor: ew-resize;
}
.vue-grid-item.disable-userselect {
user-select: none;
}
</style>
<script>
import {setTopLeft, setTopRight, setTransformRtl, setTransform} from '@/helpers/utils';
import {getControlPosition, createCoreData} from '@/helpers/draggableUtils';
import {getColsFromBreakpoint} from '@/helpers/responsiveUtils';
import {getDocumentDir} from "@/helpers/DOM";
// var eventBus = require('./eventBus');
import '@interactjs/auto-start'
import '@interactjs/auto-scroll'
import '@interactjs/actions/drag'
import '@interactjs/actions/resize'
import '@interactjs/modifiers'
import '@interactjs/dev-tools'
import interact from '@interactjs/interact'
export default {
name: "GridItem",
props: {
/*cols: {
type: Number,
required: true
},*/
/*containerWidth: {
type: Number,
required: true
},
rowHeight: {
type: Number,
required: true
},
margin: {
type: Array,
required: true
},
maxRows: {
type: Number,
required: true
},*/
isDraggable: {
type: Boolean,
required: false,
default: null
},
isResizable: {
type: Boolean,
required: false,
default: null
},
isBounded: {
type: Boolean,
required: false,
default: null
},
/*useCssTransforms: {
type: Boolean,
required: true
},
*/
static: {
type: Boolean,
required: false,
default: false
},
minH: {
type: Number,
required: false,
default: 1
},
minW: {
type: Number,
required: false,
default: 1
},
maxH: {
type: Number,
required: false,
default: Infinity
},
maxW: {
type: Number,
required: false,
default: Infinity
},
x: {
type: Number,
required: true
},
y: {
type: Number,
required: true
},
w: {
type: Number,
required: true
},
h: {
type: Number,
required: true
},
i: {
required: true
},
dragIgnoreFrom: {
type: String,
required: false,
default: 'a, button'
},
dragAllowFrom: {
type: String,
required: false,
default: null
},
resizeIgnoreFrom: {
type: String,
required: false,
default: 'a, button'
},
preserveAspectRatio: {
type: Boolean,
required: false,
default: false,
},
isVerticalResize: {
type: Boolean,
default: false
},
isHorizontalResize: {
type: Boolean,
default: false
},
dragOption:{
type:Object,
required: false,
default: ()=>({}),
},
resizeOption:{
type:Object,
required: false,
default: ()=>({}),
}
},
inject: ["eventBus", "layout"],
data: function () {
return {
cols: 1,
containerWidth: 100,
rowHeight: 30,
margin: [10, 10],
maxRows: Infinity,
draggable: null,
resizable: null,
transformScale: 1,
useCssTransforms: true,
useStyleCursor: true,
isDragging: false,
dragging: null,
isResizing: false,
resizing: null,
lastX: NaN,
lastY: NaN,
lastW: NaN,
lastH: NaN,
style: {},
rtl: false,
dragEventSet: false,
resizeEventSet: false,
previousW: null,
previousH: null,
previousX: null,
previousY: null,
innerX: this.x,
innerY: this.y,
innerW: this.w,
innerH: this.h,
cursorType: 'rightBottom'
}
},
created () {
let self = this;
// Accessible refernces of functions for removing in beforeDestroy
self.updateWidthHandler = function (width) {
self.updateWidth(width);
};
self.compactHandler = function (layout) {
self.compact(layout);
};
self.setDraggableHandler = function (isDraggable) {
if (self.isDraggable === null) {
self.draggable = isDraggable;
}
};
self.setResizableHandler = function (isResizable) {
if (self.isResizable === null) {
self.resizable = isResizable;
}
};
self.setBoundedHandler = function (isBounded) {
if (self.isBounded === null) {
self.bounded = isBounded;
}
};
self.setTransformScaleHandler = function (transformScale) {
self.transformScale = transformScale
};
self.setRowHeightHandler = function (rowHeight) {
self.rowHeight = rowHeight;
};
self.setMaxRowsHandler = function (maxRows) {
self.maxRows = maxRows;
};
self.directionchangeHandler = () => {
this.rtl = getDocumentDir() === 'rtl';
this.compact();
};
self.setColNum = (colNum) => {
self.cols = parseInt(colNum);
}
this.eventBus.$on('updateWidth', self.updateWidthHandler);
this.eventBus.$on('compact', self.compactHandler);
this.eventBus.$on('setDraggable', self.setDraggableHandler);
this.eventBus.$on('setResizable', self.setResizableHandler);
this.eventBus.$on('setBounded', self.setBoundedHandler);
this.eventBus.$on('setTransformScale', self.setTransformScaleHandler)
this.eventBus.$on('setRowHeight', self.setRowHeightHandler);
this.eventBus.$on('setMaxRows', self.setMaxRowsHandler);
this.eventBus.$on('directionchange', self.directionchangeHandler);
this.eventBus.$on('setColNum', self.setColNum)
this.rtl = getDocumentDir() === 'rtl';
},
beforeDestroy: function(){
let self = this;
//Remove listeners
this.eventBus.$off('updateWidth', self.updateWidthHandler);
this.eventBus.$off('compact', self.compactHandler);
this.eventBus.$off('setDraggable', self.setDraggableHandler);
this.eventBus.$off('setResizable', self.setResizableHandler);
this.eventBus.$off('setBounded', self.setBoundedHandler);
this.eventBus.$off('setTransformScale', self.setTransformScaleHandler)
this.eventBus.$off('setRowHeight', self.setRowHeightHandler);
this.eventBus.$off('setMaxRows', self.setMaxRowsHandler);
this.eventBus.$off('directionchange', self.directionchangeHandler);
this.eventBus.$off('setColNum', self.setColNum);
if (this.interactObj) {
this.interactObj.unset() // destroy interact intance
}
},
mounted: function () {
if (this.layout.responsive && this.layout.lastBreakpoint) {
this.cols = getColsFromBreakpoint(this.layout.lastBreakpoint, this.layout.cols);
} else {
this.cols = this.layout.colNum;
}
this.rowHeight = this.layout.rowHeight;
this.containerWidth = this.layout.width !== null ? this.layout.width : 100;
this.margin = this.layout.margin !== undefined ? this.layout.margin : [10, 10];
this.maxRows = this.layout.maxRows;
if (this.isDraggable === null) {
this.draggable = this.layout.isDraggable;
} else {
this.draggable = this.isDraggable;
}
if (this.isResizable === null) {
this.resizable = this.layout.isResizable;
} else {
this.resizable = this.isResizable;
}
if (this.isBounded === null) {
this.bounded = this.layout.isBounded;
} else {
this.bounded = this.isBounded;
}
this.transformScale = this.layout.transformScale
this.useCssTransforms = this.layout.useCssTransforms;
this.useStyleCursor = this.layout.useStyleCursor;
this.createStyle();
},
watch: {
isDraggable: function () {
this.draggable = this.isDraggable;
},
static: function () {
this.tryMakeDraggable();
this.tryMakeResizable();
},
draggable: function () {
this.tryMakeDraggable();
},
isResizable: function () {
this.resizable = this.isResizable;
},
isBounded: function () {
this.bounded = this.isBounded;
},
resizable: function () {
this.tryMakeResizable();
},
rowHeight: function () {
this.createStyle();
this.emitContainerResized();
},
cols: function () {
this.tryMakeResizable();
this.createStyle();
this.emitContainerResized();
},
containerWidth: function () {
this.tryMakeResizable();
this.createStyle();
this.emitContainerResized();
},
x: function (newVal) {
this.innerX = newVal;
this.createStyle();
},
y: function (newVal) {
this.innerY = newVal;
this.createStyle();
},
h: function (newVal) {
this.innerH = newVal
this.createStyle();
// this.emitContainerResized();
},
w: function (newVal) {
this.innerW = newVal;
this.createStyle();
// this.emitContainerResized();
},
renderRtl: function () {
// console.log("### renderRtl");
this.tryMakeResizable();
this.createStyle();
},
minH: function () {
this.tryMakeResizable();
},
maxH: function () {
this.tryMakeResizable();
},
minW: function () {
this.tryMakeResizable();
},
maxW: function () {
this.tryMakeResizable();
},
"$parent.margin": function (margin) {
if (!margin || (margin[0] == this.margin[0] && margin[1] == this.margin[1])) {
return;
}
this.margin = margin.map(m => Number(m));
this.createStyle();
this.emitContainerResized();
},
},
computed: {
classObj() {
return {
'vue-resizable' : this.resizableAndNotStatic,
'static': this.static,
'resizing' : this.isResizing,
'vue-draggable-dragging' : this.isDragging,
'cssTransforms' : this.useCssTransforms,
'render-rtl' : this.renderRtl,
'disable-userselect': this.isDragging,
'no-touch': this.isAndroid && this.draggableOrResizableAndNotStatic
}
},
resizableAndNotStatic(){
return this.resizable && !this.static;
},
draggableOrResizableAndNotStatic(){
return (this.draggable || this.resizable) && !this.static;
},
isAndroid() {
return navigator.userAgent.toLowerCase().indexOf("android") !== -1;
},
renderRtl() {
return (this.layout.isMirrored) ? !this.rtl : this.rtl;
},
resizableHandleClass() {
if (this.renderRtl) {
return 'vue-resizable-handle vue-rtl-resizable-handle';
} else {
return 'vue-resizable-handle';
}
}
},
methods: {
mouseenter(e, type) {
this.cursorType = type;
},
createStyle: function () {
if (this.x + this.w > this.cols) {
this.innerX = 0;
this.innerW = (this.w > this.cols) ? this.cols : this.w
} else {
this.innerX = this.x;
this.innerW = this.w;
}
let pos = this.calcPosition(this.innerX, this.innerY, this.innerW, this.innerH);
if (this.isDragging) {
pos.top = this.dragging.top;
// Add rtl support
if (this.renderRtl) {
pos.right = this.dragging.left;
} else {
pos.left = this.dragging.left;
}
}
if (this.isResizing) {
pos.width = this.resizing.width;
pos.height = this.resizing.height;
}
let style;
// CSS Transforms support (default)
if (this.useCssTransforms) {
// Add rtl support
if (this.renderRtl) {
style = setTransformRtl(pos.top, pos.right, pos.width, pos.height);
} else {
// style = setTransform(pos.top, pos.left, pos.width, pos.height);
if (this.cursorType === "rightBottom") {
style = setTransform(pos.top, pos.left, pos.width, pos.height);
} else if(this.cursorType === "right") {
style = setTransform(pos.top, pos.left, pos.width, this.style.height);
} else if(this.cursorType === "bottom") {
style = setTransform(pos.top, pos.left, this.style.width, pos.height);
}
}
} else { // top,left (slow)
// Add rtl support
if (this.renderRtl) {
style = setTopRight(pos.top, pos.right, pos.width, pos.height);
} else {
style = setTopLeft(pos.top, pos.left, pos.width, pos.height);
}
}
this.style = style;
},
emitContainerResized() {
// this.style has width and height with trailing 'px'. The
// resized event is without them
let styleProps = {};
for (let prop of ['width', 'height']) {
let val = this.style[prop];
let matches = val.match(/^(\d+)px$/);
if (! matches)
return;
styleProps[prop] = matches[1];
}
this.$emit("container-resized", this.i, this.h, this.w, styleProps.height, styleProps.width);
},
handleResize: function (event) {
if (this.static) return;
const position = getControlPosition(event);
// Get the current drag point from the event. This is used as the offset.
if (position == null) return; // not possible but satisfies flow
const {x, y} = position;
const newSize = {width: 0, height: 0};
let pos;
switch (event.type) {
case "resizestart": {
this.tryMakeResizable()
this.previousW = this.innerW;
this.previousH = this.innerH;
pos = this.calcPosition(this.innerX, this.innerY, this.innerW, this.innerH);
if(this.cursorType === "rightBottom") {
newSize.width = pos.width;
newSize.height = pos.height;
} else if(this.cursorType === "right"){
newSize.width = pos.width;
} else if(this.cursorType === "bottom") {
newSize.height = pos.height;
}
this.resizing = newSize;
this.isResizing = true;
break;
}
case "resizemove": {
// console.log("### resize => " + event.type + ", lastW=" + this.lastW + ", lastH=" + this.lastH);
const coreEvent = createCoreData(this.lastW, this.lastH, x, y);
if (this.renderRtl) {
newSize.width = this.resizing.width - coreEvent.deltaX / this.transformScal;
newSize.height = this.resizing.height + coreEvent.deltaY / this.transformScal;
} else {
if(this.cursorType === "rightBottom") {
newSize.width = this.resizing.width + coreEvent.deltaX / this.transformScal;
newSize.height = this.resizing.height + coreEvent.deltaY / this.transformScal;
} else if(this.cursorType === "right"){
newSize.width = this.resizing.width + coreEvent.deltaX / this.transformScal;
} else if(this.cursorType === "bottom") {
newSize.height = this.resizing.height + coreEvent.deltaY / this.transformScal;
}
}
///console.log("### resize => " + event.type + ", deltaX=" + coreEvent.deltaX + ", deltaY=" + coreEvent.deltaY);
this.resizing = newSize;
break;
}
case "resizeend": {
//console.log("### resize end => x=" +this.innerX + " y=" + this.innerY + " w=" + this.innerW + " h=" + this.innerH);
pos = this.calcPosition(this.innerX, this.innerY, this.innerW, this.innerH);
if(this.cursorType === "rightBottom") {
newSize.width = pos.width;
newSize.height = pos.height;
} else if(this.cursorType === "right"){
newSize.width = pos.width;
} else if(this.cursorType === "bottom") {
newSize.height = pos.height;
}
// console.log("### resize end => " + JSON.stringify(newSize));
this.resizing = null;
this.isResizing = false;
break;
}
}
// Get new WH
pos = this.calcWH(newSize.height, newSize.width);
if (pos.w < this.minW) {
pos.w = this.minW;
}
if (pos.w > this.maxW) {
pos.w = this.maxW;
}
if (pos.h < this.minH) {
pos.h = this.minH;
}
if (pos.h > this.maxH) {
pos.h = this.maxH;
}
if (pos.h < 1) {
pos.h = 1;
}
if (pos.w < 1) {
pos.w = 1;
}
this.lastW = x;
this.lastH = y;
if (this.innerW !== pos.w || this.innerH !== pos.h) {
this.$emit("resize", this.i, pos.h, pos.w, newSize.height, newSize.width);
}
if (event.type === "resizeend" && (this.previousW !== this.innerW || this.previousH !== this.innerH)) {
this.$emit("resized", this.i, pos.h, pos.w, newSize.height, newSize.width);
}
// this.eventBus.$emit("resizeEvent", event.type, this.i, this.innerX, this.innerY, pos.h, pos.w);
if (this.cursorType === "rightBottom") {
this.eventBus.$emit("resizeEvent", event.type, this.i, this.innerX, this.innerY, pos.h, pos.w);
} else if(this.cursorType === "right") {
this.eventBus.$emit("resizeEvent", event.type, this.i, this.innerX, this.innerY, this.innerH, pos.w);
} else if(this.cursorType === "bottom") {
this.eventBus.$emit("resizeEvent", event.type, this.i, this.innerX, this.innerY, pos.h, this.innerW);
}
},
handleDrag(event) {
if (this.static) return;
if (this.isResizing) return;
const position = getControlPosition(event);
// Get the current drag point from the event. This is used as the offset.
if (position === null) return; // not possible but satisfies flow
const {x, y} = position;
// let shouldUpdate = false;
let newPosition = {top: 0, left: 0};
switch (event.type) {
case "dragstart": {
this.previousX = this.innerX;
this.previousY = this.innerY;
let parentRect = event.target.offsetParent.getBoundingClientRect();
let clientRect = event.target.getBoundingClientRect();
const cLeft = clientRect.left / this.transformScale;
const pLeft = parentRect.left / this.transformScale;
const cRight = clientRect.right / this.transformScale;
const pRight = parentRect.right / this.transformScale;
const cTop = clientRect.top / this.transformScale;
const pTop = parentRect.top / this.transformScale;
if (this.renderRtl) {
newPosition.left = (cRight - pRight) * -1;
} else {
newPosition.left = cLeft - pLeft;
}
newPosition.top = cTop - pTop;
this.dragging = newPosition;
this.isDragging = true;
break;
}
case "dragend": {
if (!this.isDragging) return;
let parentRect = event.target.offsetParent.getBoundingClientRect();
let clientRect = event.target.getBoundingClientRect();
const cLeft = clientRect.left / this.transformScale;
const pLeft = parentRect.left / this.transformScale;
const cRight = clientRect.right / this.transformScale;
const pRight = parentRect.right / this.transformScale;
const cTop = clientRect.top / this.transformScale;
const pTop = parentRect.top / this.transformScale;
// Add rtl support
if (this.renderRtl) {
newPosition.left = (cRight - pRight) * -1;
} else {
newPosition.left = cLeft - pLeft;
}
newPosition.top = cTop - pTop;
// console.log("### drag end => " + JSON.stringify(newPosition));
// console.log("### DROP: " + JSON.stringify(newPosition));
this.dragging = null;
this.isDragging = false;
// shouldUpdate = true;
break;
}
case "dragmove": {
const coreEvent = createCoreData(this.lastX, this.lastY, x, y);
// Add rtl support
if (this.renderRtl) {
newPosition.left = this.dragging.left - coreEvent.deltaX / this.transformScale;
} else {
newPosition.left = this.dragging.left + coreEvent.deltaX / this.transformScale;
}
newPosition.top = this.dragging.top + coreEvent.deltaY / this.transformScale;
if(this.bounded){
const bottomBoundary = event.target.offsetParent.clientHeight - this.calcGridItemWHPx(this.h, this.rowHeight, this.margin[1]);
newPosition.top = this.clamp(newPosition.top, 0, bottomBoundary);
const colWidth = this.calcColWidth();
const rightBoundary = this.containerWidth - this.calcGridItemWHPx(this.w, colWidth, this.margin[0]);
newPosition.left = this.clamp(newPosition.left, 0, rightBoundary);
}
// console.log("### drag => " + event.type + ", x=" + x + ", y=" + y);
// console.log("### drag => " + event.type + ", deltaX=" + coreEvent.deltaX + ", deltaY=" + coreEvent.deltaY);
// console.log("### drag end => " + JSON.stringify(newPosition));
this.dragging = newPosition;
break;
}
}
// Get new XY
let pos;
if (this.renderRtl) {
pos = this.calcXY(newPosition.top, newPosition.left);
} else {
pos = this.calcXY(newPosition.top, newPosition.left);
}
this.lastX = x;
this.lastY = y;
if (this.innerX !== pos.x || this.innerY !== pos.y) {
this.$emit("move", this.i, pos.x, pos.y);
}
if (event.type === "dragend" && (this.previousX !== this.innerX || this.previousY !== this.innerY)) {
this.$emit("moved", this.i, pos.x, pos.y);
}
this.eventBus.$emit("dragEvent", event.type, this.i, pos.x, pos.y, this.innerH, this.innerW);
},
calcPosition: function (x, y, w, h) {
const colWidth = this.calcColWidth();
// add rtl support
let out;
if (this.renderRtl) {
out = {
right: Math.round(colWidth * x + (x + 1) * this.margin[0]),
top: Math.round(this.rowHeight * y + (y + 1) * this.margin[1]),
// 0 * Infinity === NaN, which causes problems with resize constriants;
// Fix this if it occurs.
// Note we do it here rather than later because Math.round(Infinity) causes deopt
width: w === Infinity ? w : Math.round(colWidth * w + Math.max(0, w - 1) * this.margin[0]),
height: h === Infinity ? h : Math.round(this.rowHeight * h + Math.max(0, h - 1) * this.margin[1])
};
} else {
out = {
left: Math.round(colWidth * x + (x + 1) * this.margin[0]),
top: Math.round(this.rowHeight * y + (y + 1) * this.margin[1]),
// 0 * Infinity === NaN, which causes problems with resize constriants;
// Fix this if it occurs.
// Note we do it here rather than later because Math.round(Infinity) causes deopt
width: w === Infinity ? w : Math.round(colWidth * w + Math.max(0, w - 1) * this.margin[0]),
height: h === Infinity ? h : Math.round(this.rowHeight * h + Math.max(0, h - 1) * this.margin[1])
};
}
return out;
},
/**
* Translate x and y coordinates from pixels to grid units.
* @param {Number} top Top position (relative to parent) in pixels.
* @param {Number} left Left position (relative to parent) in pixels.
* @return {Object} x and y in grid units.
*/
// TODO check if this function needs change in order to support rtl.
calcXY(top, left) {
const colWidth = this.calcColWidth();
// left = colWidth * x + margin * (x + 1)
// l = cx + m(x+1)
// l = cx + mx + m
// l - m = cx + mx
// l - m = x(c + m)
// (l - m) / (c + m) = x
// x = (left - margin) / (coldWidth + margin)
let x = Math.round((left - this.margin[0]) / (colWidth + this.margin[0]));
let y = Math.round((top - this.margin[1]) / (this.rowHeight + this.margin[1]));
// Capping
x = Math.max(Math.min(x, this.cols - this.innerW), 0);
y = Math.max(Math.min(y, this.maxRows - this.innerH), 0);
return {x, y};
},
// Helper for generating column width
calcColWidth() {
const colWidth = (this.containerWidth - (this.margin[0] * (this.cols + 1))) / this.cols;
// console.log("### COLS=" + this.cols + " COL WIDTH=" + colWidth + " MARGIN " + this.margin[0]);
return colWidth;
},
// This can either be called:
// calcGridItemWHPx(w, colWidth, margin[0])
// or
// calcGridItemWHPx(h, rowHeight, margin[1])
calcGridItemWHPx(gridUnits,colOrRowSize,marginPx) {
// 0 * Infinity === NaN, which causes problems with resize contraints
if (!Number.isFinite(gridUnits)) return gridUnits;
return Math.round(
colOrRowSize * gridUnits + Math.max(0, gridUnits - 1) * marginPx
);
},
// Similar to _.clamp
clamp(num, lowerBound, upperBound) {
return Math.max(Math.min(num, upperBound), lowerBound);
},
/**
* Given a height and width in pixel values, calculate grid units.
* @param {Number} height Height in pixels.
* @param {Number} width Width in pixels.
* @param {Boolean} autoSizeFlag function autoSize identifier.
* @return {Object} w, h as grid units.
*/
calcWH(height, width, autoSizeFlag = false) {
const colWidth = this.calcColWidth();
// width = colWidth * w - (margin * (w - 1))
// ...
// w = (width + margin) / (colWidth + margin)
let w = Math.round((width + this.margin[0]) / (colWidth + this.margin[0]));
let h = 0;
if (!autoSizeFlag) {
h = Math.round((height + this.margin[1]) / (this.rowHeight + this.margin[1]));
} else {
h = Math.ceil((height + this.margin[1]) / (this.rowHeight + this.margin[1]));
}
// Capping
w = Math.max(Math.min(w, this.cols - this.innerX), 0);
h = Math.max(Math.min(h, this.maxRows - this.innerY), 0);
return {w, h};
},
updateWidth: function (width, colNum) {
this.containerWidth = width;
if (colNum !== undefined && colNum !== null) {
this.cols = colNum;
}
},
compact: function () {
this.createStyle();
},
tryMakeDraggable: function(){
const self = this;
if (this.interactObj === null || this.interactObj === undefined) {
this.interactObj = interact(this.$refs.item);
if (!this.useStyleCursor) {
this.interactObj.styleCursor(false);
}
}
if (this.draggable && !this.static) {
const opts = {
ignoreFrom: this.dragIgnoreFrom,
allowFrom: this.dragAllowFrom,
...this.dragOption
};
this.interactObj.draggable(opts);
/*this.interactObj.draggable({allowFrom: '.vue-draggable-handle'});*/
if (!this.dragEventSet) {
this.dragEventSet = true;
this.interactObj.on('dragstart dragmove dragend', function (event) {
self.handleDrag(event);
});
}
} else {
this.interactObj.draggable({
enabled: false
});
}
},
tryMakeResizable: function(){
const self = this;
if (this.interactObj === null || this.interactObj === undefined) {
this.interactObj = interact(this.$refs.item);
if (!this.useStyleCursor) {
this.interactObj.styleCursor(false);
}
}
if (this.resizable && !this.static) {
let maximum = this.calcPosition(0,0, this.maxW, this.maxH);
let minimum = this.calcPosition(0,0, this.minW, this.minH);
// console.log("### MAX " + JSON.stringify(maximum));
// console.log("### MIN " + JSON.stringify(minimum));
const opts = {
// allowFrom: "." + this.resizableHandleClass.trim().replace(" ", "."),
edges: {
left: false,
right: "." + this.resizableHandleClass.trim().replace(" ", "."),
bottom: "." + this.resizableHandleClass.trim().replace(" ", "."),
top: false
},
ignoreFrom: this.resizeIgnoreFrom,
restrictSize: {
min: {
height: minimum.height * this.transformScale,
width: minimum.width * this.transformScale
},
max: {
height: maximum.height * this.transformScale,
width: maximum.width * this.transformScale
}
},
...this.resizeOption,
};
if (this.preserveAspectRatio) {
opts.modifiers = [
interact.modifiers.aspectRatio({
ratio: 'preserve'
}),
]
}
this.interactObj.resizable(opts);
if (!this.resizeEventSet) {
this.resizeEventSet = true;
this.interactObj
.on('resizestart resizemove resizeend', function (event) {
self.handleResize(event);
});
}
} else {
this.interactObj.resizable({
enabled: false
});
}
},
autoSize: function() {
// ok here we want to calculate if a resize is needed
this.previousW = this.innerW;
this.previousH = this.innerH;
let newSize=this.$slots.default[0].elm.getBoundingClientRect();
let pos = this.calcWH(newSize.height, newSize.width, true);
if (pos.w < this.minW) {
pos.w = this.minW;