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GridView.js
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GridView.js
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/** ***********************************新界面网格视图的构造函数****************************************/
$.global.GridView = GridView
function GridView(parent, attrs) {
var keepRef = this
/** **********************继承函数************************************************************/
this.extend = function(target, source) {
for (var i in source) target[i] = source[i]
return target
}
/** *********************item 构造器***********************************************************************/
this.item = function(text, image, parent) { // item 构造器
if (!text) text = ''
if (!image) image = null
keepRef.extend(this, {
id: 'item',
index: 0,
type: 'item',
image: image,
text: text,
selected: false,
prev: null,
next: null,
parent: parent,
backgroundColor: null,
strokeColor: null,
rect: [0, 0, 100, 60], // item的矩阵信息
imageRect: [0, 0, 100, 60], // item中图片的矩阵信息,为相对rect的量
fontRect: [0, 90, 100, 10] // item中文字背景的矩阵信息,为相对rect的量
})
/** *****************item 原型****************************************************************************/
keepRef.extend(this, {
remove: function(notRefreshList) { // 移除元素, 若notRefreshList为true,默认不刷新列表
var e = this.parent
var prev = this.prev
var next = this.next
if (prev) {
prev.next = next
if (next) {
next.prev = prev
}
} else {
next.prev = null
}
if (this === e.lastSelectedItem) e.lastSelectedItem = null
e.getChildren()
e.getSelection()
if (!notRefreshList) e.refresh()
},
moveUp: function() { // 元素上移
try {
var e = this.parent
var prev = this.prev
var next = this.next
if (prev) {
if (prev.prev) { prev.prev.next = this }
this.prev = prev.prev
this.next = prev
prev.prev = this
prev.next = next
if (next) { next.prev = prev }
}
if (this.prev === null) { e.first = this }
e.getChildren()
e.refresh()
} catch (err) {
alert(err.line.toString())
}
},
moveDown: function() { // 元素下移
try {
var e = this.parent
var prev = this.prev
var next = this.next
if (next) {
var right = this.next.next
if (prev) { prev.next = next }
next.prev = prev
next.next = this
this.prev = next
this.next = right
if (right) { right.prev = this }
}
if (next.prev === null) { e.first = next }
e.getChildren()
e.refresh()
} catch (err) {
alert(err.line.toString())
}
},
moveBefore: function(item) { // 将当前item移动到指定item之前
var e = this.parent
this.remove(1)
if (this.next) { this.next.prev = this.prev }
if (this.prev) { this.prev.next = this.next }
this.next = item
this.prev = item.prev
if (item.prev) {
item.prev.next = this
}
item.prev = this
if (this.prev === null) { e.first = this }
e.getChildren()
e.refresh()
},
moveAfter: function(item) { // 将当前item移动到指定item之后
var e = this.parent
this.remove(1)
this.prev.next = this.next
this.next.prev = this.prev
this.prev = item
this.next = item.next
if (item.next) {
item.next.prev = this
}
item.next = this
e.getChildren()
e.refresh()
}
})
}
/** *********************网格视图的默认属性***********************************************************************/
this.extend(this, {
id: 'GridView',
type: 'GridView',
listHeight: 400, // 列表的总高度
scale: 1, // 列表缩放
backgroundColor: [0.15, 0.15, 0.15], // 背景色
scrollBlockColor: [0.16, 0.16, 0.16], // 滚动条滑块颜色
scrollBarColor: [0.08, 0.08, 0.08], // 滚动条背景颜色
scrollBarWidth: 17, // 滚动条宽度
scrollBarValue: 0, // 滚动条值
scrollBlockRect: [0, 0, 20, 100], // 滚动条滑块的矩阵信息
scrollScale: 1, // 滚动条是否显示,为0时滚动条消失(不可设置)
spacing: [3, 3], // item的间距
itemBackgroundColor: [0, 0, 0, 0], // item的背景颜色
itemStrokeColor: [0.2, 0.2, 0.2, 0], // item的边框描边颜色
itemSelectedColor: [38 / 255, 38 / 255, 38 / 255], // item被选中时的颜色
itemSelectedRecColor: [0.2, 0.7, 1], // item被选中时的颜色
itemFontColor: [1, 1, 1], // item的字体颜色
// itemFontColor: [0.023, 0.023, 0.023],//item的字体颜色
itemSize: [100, 60], // item的大小
itemStrokeSize: 1.6, // item的边框描边大小
itemFontHeight: 0, // item的字体大小
itemFontSize: 20, // item的字体大小
showText: false, // 是否显示文字
limitText: false,
version: 'CC2014',
first: null, // 第一个item
last: null, // 最后一个item
children: [], // 所有的item
selection: [], // 被选中的item
lastSelectedItem: null, // 最后一次被选中的item
leftClick: function(event) { }, // 左键单击事件
leftDoubleClick: function(event) { }, // 左键双击事件
rightClick: function(event) { }, // 右键单击事件
rightDoubleClick: function(event) { }, // 右键双击事件
mouseMove: function(event) { }, // 鼠标移动事件
mouseOut: function(event) { }
})
/** *******************网格视图的原型*************************************************************************/
this.extend(this, {
add: function(text, image) { // 添加元素
var newItem = new this.item(text, image, this)
if (this.first) {
this.last.next = newItem
newItem.prev = this.last
this.children.push(newItem)
this.last = this.children[this.children.length - 1]
this.last.index = this.last.prev.index + 1
} else {
this.first = this.last = newItem
this.children.push(newItem)
this.first.index = 0
}
this.getSelection()
return newItem
},
removeAll: function() { // 移除所有元素
this.first = this.last = this.lastSelectedItem = null
this.selection = this.children = []
},
getChildren: function() { // 获取子元素
var children = []
var item = this.first
var index = 0
while (item) {
children.push(item)
item.index = index
item = item.next
index++
}
this.children = children
if (children.length) {
this.first = children[0]
this.last = children[children.length - 1]
}
return children
},
getSelection: function() { // 获取选中元素
var selection = []
var item = this.first
while (item) {
if (item.selected) selection.push(item)
item = item.next
}
this.selection = selection
return selection
},
create: function(parent) { // 创建网格视图,包括监听在内
var e = this
var GV = e.GV = parent.add("group{orientation: 'stack', alignment: ['fill','fill'], margins: 0, spacing: 0}")
var list = e.list = GV.add("button{alignment:['fill','fill']}")
var eventRect = e.eventRect = GV.add("group{alignment:['fill','fill']}")
var screen = $.screens[0].toString().split('-').pop().split(':')
GV.maximumSize =
list.maximumSize =
eventRect.maximumSize = [parseInt(screen[0]), parseInt(screen[1])]
eventRect.addEventListener('mousedown', function(event) {
e.event.mouseMoving = false
e.event.targetScrollBar = e.getScrollBarFromLocation(event.clientX, event.clientY)
e.event.targetItem = e.getItemFromLocation(event.clientX, event.clientY)
if (event.button === 0) { // 左键
if (event.detail === 1) { // 左键单击
e.event.leftButtonPressed = true
e.event.leftButtonPressedLocation = [event.clientX, event.clientY]
e.event.leftButtonPressedScrollBarValue = e.scrollBarValue
/***************************************/
if (event.ctrlKey === false) { e.mouseMove(event, e.event.targetItem, true) }
/***************************************/
} else if (event.detail === 2) { // 左键双击
e.leftDoubleClick(event)
}
} else if (event.button === 2) { // 右键
if (event.detail === 1) { // 右键单击
e.event.rightButtonPressed = true
e.event.rightButtonPressedLocation = [event.clientX, event.clientY]
e.event.rightButtonPressedScrollBarValue = e.scrollBarValue
/***************************************/
/***************************************/
} else if (event.detail === 2) { // 右键双击
}
}
})
eventRect.addEventListener('mousemove', function(event) {
e.event.mouseMoving = true
if (e.event.leftButtonPressed) { // 左键移动
/***************************************/
e.defaultLeftMouseMove(event)
e.refresh()
/***************************************/
} else if (e.event.rightButtonPressed) { // 右键移动
/***************************************/
/***************************************/
}
if (event.ctrlKey === false) { e.mouseMove(event, e.getItemFromLocation(event.clientX, event.clientY)) }
})
eventRect.addEventListener('mouseup', function(event) {
if (e.event.leftButtonPressed) { // 左键
if (e.event.mouseMoving) {
/***************************************/
e.defaultLeftClick(event)
e.leftClick(event)
/***************************************/
} else {
e.defaultLeftClick(event)
e.leftClick(event)
}
} else if (e.event.rightButtonPressed) { // 右键
if (e.event.mouseMoving) {
/***************************************/
e.rightClick(event)
/***************************************/
} else if (event.detail === 1) {
e.rightClick(event)
} else if (event.detail === 2) {
e.rightDoubleClick(event)
}
}
e.event.leftButtonPressed = false
e.event.rightButtonPressed = false
e.event.mouseMoving = false
e.event.targetScrollBar = false
e.refresh()
})
/*
eventRect.addEventListener('mouseout', function(event) {
e.event.leftButtonPressed = false;
e.event.rightButtonPressed = false;
e.event.mouseMoving = false;
e.event.targetScrollBar = false;
e.mouseOut();
e.refresh();
});
*/
list.onDraw = e.listDraw
list.GV = e
},
alignment: function(alignment) {
this.GV.alignment = alignment
},
size: function(size) {
this.GV.size = size
this.list.size = size
this.eventRect.size = size
},
location: function(location) {
this.GV.location = location
},
listDraw: function() { // 重绘函数
var e = this.GV
var g = this.graphics
var items = e.children
var bgBrush = g.newBrush(g.BrushType.SOLID_COLOR, e.backgroundColor)
var itemBgBrush = g.newBrush(g.PenType.SOLID_COLOR, e.itemBackgroundColor)
var strokePen = g.newPen(g.PenType.SOLID_COLOR, e.itemStrokeColor, e.itemStrokeSize)
var selectedPen = g.newPen(g.PenType.SOLID_COLOR, e.itemSelectedRecColor, e.itemStrokeSize)
var selectedBrush = g.newBrush(g.PenType.SOLID_COLOR, e.itemSelectedColor)
var scrollBarBrush = g.newBrush(g.PenType.SOLID_COLOR, e.scrollBarColor)
var scrollBlockBrush = g.newBrush(g.PenType.SOLID_COLOR, e.scrollBlockColor)
if (e.showText) e.itemFontHeight = e.itemFontSize
else e.itemFontHeight = 0
e.relocationItems()
e.resizeItems()
e.resizeScrollBar()
/******************************************************************************************/
// 绘制背景
g.newPath()
g.rectPath(0, 0, e.list.size[0] - e.scrollBarWidth * e.scale * e.scrollScale, e.list.size[1])
g.fillPath(bgBrush)
/******************************************************************************************/
var shouldDrawArr = []
var pointArr = []
var limit = e.GV.size[1]
for (var i = 0; i < items.length; i++) {
var target = items[i]
var height = target.rect[1] + target.imageRect[1] - e.scrollBarValue + target.imageRect[3]
var shouldDraw = height > 0 && height - target.imageRect[3] + 10 < limit
shouldDrawArr.push(shouldDraw)
pointArr.push(
[
target.rect[0],
target.rect[1],
target.rect[2],
target.rect[3],
target.rect[1] - e.scrollBarValue
]
)
}
// item背景色填充
g.newPath()
for (i = 0; i < items.length; i++) {
var item = items[i]
var rect = pointArr[i]
if (items[i].backgroundColor) continue
g.rectPath(
rect[0],
rect[4],
rect[2],
rect[3] - item.fontRect[3]
)
}
g.fillPath(itemBgBrush)
// 添加item指定的背景色
for (i = 0; i < items.length; i++) {
item = items[i]
rect = pointArr[i]
if (item.backgroundColor) {
var brush = g.newBrush(g.PenType.SOLID_COLOR, item.backgroundColor)
g.newPath()
g.rectPath(
rect[0],
rect[4],
rect[2],
rect[3]
)
g.fillPath(brush)
}
// item图片绘制
if (item.image && shouldDrawArr[i]) {
var image = ScriptUI.newImage(item.image)
g.drawImage(
image,
rect[0] + item.imageRect[0],
rect[1] + item.imageRect[1] - e.scrollBarValue,
item.imageRect[2],
item.imageRect[3]
)
}
}
/******************************************************************************************/
// item描边
g.newPath()
for (i = 0; i < items.length; i++) {
item = items[i]
if (!item.selected) {
if (item.strokeColor) continue
if (shouldDrawArr[i]) {
rect = pointArr[i]
g.rectPath(
rect[0],
rect[4],
rect[2],
rect[3]
)
}
}
}
g.strokePath(strokePen)
// 为指定了描边颜色的item描边
for (i = 0; i < items.length; i++) {
item = items[i]
if (item.strokeColor && shouldDrawArr[i]) {
rect = pointArr[i]
var pen = g.newPen(g.PenType.SOLID_COLOR, item.strokeColor, e.itemStrokeSize)
g.newPath()
g.rectPath(
rect[0],
rect[4],
rect[2],
rect[3]
)
g.strokePath(pen)
}
}
if (e.showText) {
// 为被选中的item文字添加背景色
g.newPath()
for (i = 0; i < items.length; i++) {
item = items[i]
if (item.selected && shouldDrawArr[i]) {
g.rectPath(
item.rect[0] + item.fontRect[0] + 1,
item.rect[1] + item.fontRect[1] - e.scrollBarValue,
item.fontRect[2],
item.fontRect[3]
)
}
}
g.fillPath(selectedBrush)
}
// 为被选中的item描边
g.newPath()
for (i = 0; i < items.length; i++) {
item = items[i]
if (item.selected && shouldDrawArr[i]) {
rect = pointArr[i]
g.rectPath(
rect[0],
rect[4],
rect[2],
rect[3]
)
}
}
g.strokePath(selectedPen)
/******************************************************************************************/
if (e.showText) {
// item文字
var fontPen = g.newPen(g.PenType.SOLID_COLOR, e.itemFontColor, e.itemFontSize * e.scale)
var font = ScriptUI.newFont('Microsoft YaHei', ScriptUI.FontStyle.REGULAR, e.itemFontSize * e.scale * 0.6)
var trickWidthForCC2014 = 20
var trickForOther = 0
for (i = 0; i < items.length; i++) {
item = items[i]
if (!shouldDrawArr[i]) continue
var textRect = g.measureString(item.text, font)
var thisText = item.text
var totalText = item.text
var base = textRect.width - item.imageRect[2] - e.spacing[0] * 2
if (e.limitText === true && e.version === 'CC2014') {
if (base >= -trickWidthForCC2014) {
for (var j = 0; j < item.text.length; j++) {
thisText = item.text.slice(0, totalText.length - 2 - j)
textRect = g.measureString(thisText, font)
var newBase = textRect.width - item.imageRect[2] - e.spacing[0] * 2
if (newBase < -trickWidthForCC2014) {
break
}
}
}
} else if (e.version !== 'CC2014') {
if (base >= trickForOther) {
for (j = 0; j < item.text.length; j++) {
thisText = item.text.slice(0, totalText.length - 2 - j)
textRect = g.measureString(thisText, font)
newBase = textRect.width - item.imageRect[2] - e.spacing[0] * 2
if (newBase < trickForOther) {
break
}
}
}
}
var value = parseInt(thisText)
if (!isNaN(value) && value.toString() === thisText) {
// it's a number, add a space after it to avoid location bug in drawString method
thisText += ' '
}
if (e.version === 'CC2014') {
g.drawString(
thisText,
fontPen,
item.rect[0] + item.fontRect[0],
item.rect[1] + item.fontRect[1] - e.scrollBarValue - 10, // trick for CC2014 location bug
font
)
} else {
g.drawString(
thisText,
fontPen,
item.rect[0] + item.fontRect[0],
item.rect[1] + item.fontRect[1] - e.scrollBarValue,
font
)
}
}
} // end of showText
/******************************************************************************************/
if (e.scrollScale) {
// 绘制滚动条背景
g.newPath()
g.rectPath(
e.list.size[0] * e.scale - e.scrollBarWidth * e.scale,
0,
e.scrollBarWidth * e.scale,
e.list.size[1] * e.scale
)
g.fillPath(scrollBarBrush)
// 绘制滚动条滑块
g.newPath()
g.rectPath(
e.scrollBlockRect[0],
e.scrollBlockRect[1],
e.scrollBlockRect[2],
e.scrollBlockRect[3]
)
g.fillPath(scrollBlockBrush)
}
},
resizeItems: function() { // 对所有的item的大小重新指定
var e = this
var items = e.children
for (var i = 0; i < items.length; i++) {
items[i].rect[2] = e.itemSize[0] * e.scale
items[i].rect[3] = e.itemSize[1] * e.scale
items[i].imageRect[2] = e.itemSize[0] * e.scale
items[i].imageRect[3] = e.itemSize[1] * e.scale
// items[i].imageRect = e.resizeImage(ScriptUI.newImage(items[i].image));
items[i].fontRect[0] = 0
items[i].fontRect[1] = (e.itemSize[1] - e.itemFontHeight) * e.scale + 5
items[i].fontRect[2] = e.itemSize[0] * e.scale
items[i].fontRect[3] = 15
}
},
relocationItems: function() { // 对所有的item的位置重新指定
var e = this
var list = e.list
var items = e.children
e.scrollScale = 0
var numWidth = Math.floor((list.size[0] * e.scale - e.scrollBarWidth * e.scale * e.scrollScale) / (e.itemSize[0] * e.scale + e.spacing[0]))
if (numWidth === 0) numWidth = 1
e.listHeight = Math.ceil(items.length / numWidth) * (e.itemSize[1] * e.scale + e.spacing[1])
for (var i = 0; i < items.length; i++) {
items[i].rect[0] = e.spacing[0] + i % numWidth * (e.itemSize[0] * e.scale + e.spacing[0])
items[i].rect[1] = e.spacing[1] + Math.floor(i / numWidth) * (e.itemSize[1] * e.scale + e.spacing[1])
}
e.scrollScale = 1
},
resizeImage: function(image) { // 在不改变图片比例的情况下重新指定图片大小
var e = this
var WH = [e.itemSize[0], e.itemSize[1]]
var wh = image.size
var k = Math.min(WH[0] / wh[0], WH[1] / wh[1])
var xy
wh = [k * wh[0], k * wh[1]]
xy = [(WH[0] - wh[0]) / 2, (WH[1] - wh[1]) / 2]
return [xy[0] * e.scale, xy[1] * e.scale, wh[0] * e.scale, wh[1] * e.scale]
},
resizeScrollBar: function() { // 重新指定滚动条的尺寸
var e = this
var list = e.list
e.scrollBarMaxValue = e.listHeight - list.size[1] * e.scale + 7 / e.scale
if (e.scrollBarMaxValue < 0) e.scrollBarValue = 0
e.scrollBlockRect[0] = list.size[0] * e.scale - e.scrollBarWidth * e.scale + 1 // 这里加1是为了让滚动条有一条边线
e.scrollBlockRect[2] = e.scrollBarWidth * e.scale - 2 // 这里减2是为了让滚动条有一条边线
if (e.listHeight < list.size[1] * e.scale) {
e.scrollScale = 0
e.scrollBlockRect[3] = list.size[1] * e.scale
} else {
e.scrollScale = 1
e.scrollBlockRect[3] = list.size[1] * e.scale * list.size[1] * e.scale / e.listHeight * e.scale
}
e.scrollBlockRect[1] = (e.list.size[1] * e.scale - e.scrollBlockRect[3]) * e.scrollBarValue / e.scrollBarMaxValue
},
defaultLeftClick: function(event) { // 默认的左键点击事件
var e = this
var s = e.selection
var c = e.children
var currentItem = e.event.targetItem
if (!currentItem) {
for (var i = 0; i < s.length; i++) s[i].selected = 0
e.lastSelectedItem = null
e.getSelection()
}
if (currentItem) {
var preSelected = currentItem.selected
if (event.ctrlKey === false) {
for (i = 0; i < c.length; i++) c[i].selected = 0
}
if (e.lastSelectedItem && event.shiftKey === true) {
var startIndex = e.lastSelectedItem.index
var endIndex = currentItem.index
for (i = 0; i < c.length; i++) {
if ((c[i].index - startIndex) * (c[i].index - endIndex) <= 0) { // 判断e.index是否在startIndex和endIndex之间
c[i].selected = 1
}
}
}
currentItem.selected = true
if (e.lastSelectedItem && event.ctrlKey === true) {
if (preSelected === true) {
currentItem.selected = false
}
} else {
e.lastSelectedItem = currentItem
}
e.getSelection()
} else if (e.event.targetScrollBar === 1) {
e.scrollBarValue = e.scrollBarMaxValue * event.clientY / e.list.size[1]
}
/** **********这里添加点击事件***************/
/********************************************/
},
defaultLeftMouseMove: function(event) { // 默认的左键移动事件
var e = this
if (e.event.targetScrollBar === 2) {
e.scrollBarValue = (e.event.leftButtonPressedScrollBarValue + (event.clientY - e.event.leftButtonPressedLocation[1]) * e.scrollBarMaxValue / (e.list.size[1] * e.scale - e.scrollBlockRect[3]))
} else {
e.scrollBarValue = (e.event.leftButtonPressedScrollBarValue - event.clientY + e.event.leftButtonPressedLocation[1])
}
if (e.scrollBarValue < 0) {
e.scrollBarValue = 0
} else if (e.scrollBarValue > e.scrollBarMaxValue) {
e.scrollBarValue = e.scrollBarMaxValue
}
},
defaultRightMouseMove: function(event) { // 默认的右键移动事件
var e = this
e.scrollBarValue = e.event.rightButtonPressedScrollBarValue - event.clientY + e.event.rightButtonPressedLocation[1]
if (e.scrollBarValue < 0) {
e.scrollBarValue = 0
} else if (e.scrollBarValue > e.scrollBarMaxValue) {
e.scrollBarValue = e.scrollBarMaxValue
}
},
getItemFromLocation: function(x, y) { // 从点击位置获取当前item
var e = this
var c = e.children
for (var i = 0; i < c.length; i++) {
if (x - c[i].rect[0] > 0 && x - c[i].rect[0] < c[i].rect[2] && y - c[i].rect[1] + e.scrollBarValue > 0 && y - c[i].rect[1] + e.scrollBarValue < c[i].rect[3]) { return c[i] }
}
return null
},
getScrollBarFromLocation: function(x, y) { // 当前位置不是滚动条返回0,为滚动条背景返回1,为滚动条滑块返回2
var e = this
if (x > e.list.size[0] * e.scale - e.scrollBarWidth) {
if (y > e.scrollBlockRect[1] && y < e.scrollBlockRect[1] + e.scrollBlockRect[3]) { return 2 }
return 1
}
return 0
},
refresh: function() { // 刷新列表
this.list.notify('onDraw')
}
})
if (attrs) this.extend(this, attrs) // 将指定属性赋值给新的网格视图
this.event = { // 监听事件的辅助变量
leftButtonPressed: false, // 左键是否在按下状态
leftButtonPressedLocation: [0, 0], // 左键按下时的位置
rightButtonPressed: false, // 右键是否在按下状态
rightButtonPressedLocation: [0, 0], // 右键按下时的位置
leftButtonPressedScrollBarValue: 0, // 左键在按下时的滚动条值
rightButtonPressedScrollBarValue: 0, // 右键在按下时的滚动条值
targetItem: null, // 左键在按下时的item目标,没有item为null
targetScrollBar: 0, // 左键在按下时的滚动条目标,不是滚动条为0,滚动条背景为1,滚动条滑块为2
mouseMoving: false // 鼠标是否在移动
}
if (parent) this.create(parent)
}