FusionCharts图表的画布是指在图表数据绘制的区域但不包括标题,图例和轴名称被渲染的区域。
如下图所示的蓝色区域就是图表的画布区域:
本篇教程将从四个方面教你自定义图表的画布:
图表的画布颜色填充修饰效果如下图所示:
修改画布填充颜色用到的属性有:
属性名称 | 描述 |
canvasBgColor | 设置画布的背景颜色。 |
canvasBgAlpha | 设置画布背景的透明度。 |
数据结构如下:
JSON:
{ ??? "chart": { ??????? "caption": "Monthly Revenue", ??????? "subCaption": "Last year", ??????? "xAxisName": "Month", ??????? "yAxisName": "Amount (In USD)", ??????? "numberPrefix": "$", ??????? "placevaluesInside": "1", ??????? "rotatevalues": "1", ??????? "valueFontColor": "#ffffff", ??????? "canvasbgColor": "#1790e1", ??????? "canvasbgAlpha": "10", ??????? "canvasBorderThickness": "1", ??????? "showAlternateHGridColor": "0", ??????? "bgColor": "#eeeeee", ??????? "theme": "fint" ??? }, ??? "data": [ ??????? { ??????????? "label": "Jan", ??????????? "value": "420000" ??????? }, ??????? { ??????????? "label": "Feb", ??????????? "value": "810000" ??????? }, ??????? { ??????????? "label": "Mar", ??????????? "value": "720000" ??????? }, ??????? { ??????????? "label": "Apr", ??????????? "value": "550000" ??????? }, ??????? { ??????????? "label": "May", ??????????? "value": "910000" ??????? }, ??????? { ??????????? "label": "Jun", ??????????? "value": "510000" ??????? }, ??????? { ??????????? "label": "Jul", ??????????? "value": "680000" ??????? }, ??????? { ??????????? "label": "Aug", ??????????? "value": "620000" ??????? }, ??????? { ??????????? "label": "Sep", ??????????? "value": "610000" ??????? }, ??????? { ??????????? "label": "Oct", ??????????? "value": "490000" ??????? }, ??????? { ??????????? "label": "Nov", ??????????? "value": "900000" ??????? }, ??????? { ??????????? "label": "Dec", ??????????? "value": "730000" ??????? } ??? ] }
XML:
<chart caption="Monthly Revenue" subcaption="Last year" xaxisname="Month" yaxisname="Amount (In USD)" numberprefix="$" placevaluesinside="1" rotatevalues="1" valuefontcolor="#ffffff" canvasbgcolor="#1790e1" canvasbgalpha="10" canvasborderthickness="1" showalternatehgridcolor="0" bgcolor="#eeeeee" theme="fint"> ??? < set label="Jan" value="420000" /> ??? < set label="Feb" value="810000" /> ??? < set label="Mar" value="720000" /> ??? < set label="Apr" value="550000" /> ??? < set label="May" value="910000" /> ??? < set label="Jun" value="510000" /> ??? < set label="Jul" value="680000" /> ??? < set label="Aug" value="620000" /> ??? < set label="Sep" value="610000" /> ??? < set label="Oct" value="490000" /> ??? < set label="Nov" value="900000" /> ??? < set label="Dec" value="730000" /> </chart>
默认情况下,2D图表的渲染带有画布边框。FusionChsrts允许你自定义画布边框的颜色、厚度以及透明度。带有画布边框修饰的图表如下图所示:
下表是用于自定义图表画布边框所需的属性:
属性名称 | 描述 |
showCanvasBorder | 设置为1时显示画布边框;设置为0时隐藏画布边框。 |
canvasBorderColor | 用于指定画布边框的颜色。 |
canvasBorderThickness | 用于指定画布边框的厚度。 |
canvasBorderAlpha | 用于指定画布边框的透明度。 |
数据结构如下:
JSON:
{ ??? "chart": { ??????? "caption": "Monthly Revenue", ??????? "subCaption": "Last year", ??????? "xAxisName": "Month", ??????? "yAxisName": "Amount (In USD)", ??????? "numberPrefix": "$", ??????? "showCanvasBorder": "1", ??????? "canvasBorderColor": "#666666", ??????? "canvasBorderThickness": "4", ??????? "canvasBorderAlpha": "80", ??????? "theme": "fint" ??? }, ??? "data": [ ??????? { ??????????? "label": "Jan", ??????????? "value": "420000" ??????? }, ??????? { ??????????? "label": "Feb", ??????????? "value": "810000" ??????? }, ??????? { ??????????? "label": "Mar", ??????????? "value": "720000" ??????? }, ??????? { ??????????? "label": "Apr", ??????????? "value": "550000" ??????? }, ??????? { ??????????? "label": "May", ??????????? "value": "910000" ??????? }, ??????? { ??????????? "label": "Jun", ??????????? "value": "510000" ??????? }, ??????? { ??????????? "label": "Jul", ??????????? "value": "680000" ??????? }, ??????? { ??????????? "label": "Aug", ??????????? "value": "620000" ??????? }, ??????? { ??????????? "label": "Sep", ??????????? "value": "610000" ??????? }, ??????? { ??????????? "label": "Oct", ??????????? "value": "490000" ??????? }, ??????? { ??????????? "label": "Nov", ??????????? "value": "900000" ??????? }, ??????? { ??????????? "label": "Dec", ??????????? "value": "730000" ??????? } ??? ] }
XML:
<chart caption="Monthly Revenue" subcaption="Last year" xaxisname="Month" yaxisname="Amount (In USD)" numberprefix="$" showcanvasborder="1" canvasbordercolor="#666666" canvasborderthickness="4" canvasborderalpha="80" theme="fint"> ??? < set label="Jan" value="420000" /> ??? < set label="Feb" value="810000" /> ??? < set label="Mar" value="720000" /> ??? < set label="Apr" value="550000" /> ??? < set label="May" value="910000" /> ??? < set label="Jun" value="510000" /> ??? < set label="Jul" value="680000" /> ??? < set label="Aug" value="620000" /> ??? < set label="Sep" value="610000" /> ??? < set label="Oct" value="490000" /> ??? < set label="Nov" value="900000" /> ??? < set label="Dec" value="730000" /> </chart>
下图是带有渐变填充效果的图表画布:
下表是用于自定义图表画布渐变填充所需的属性:
属性名称 | 描述 |
canvasBgColor | 设置画布的背景颜色。 |
canvasBgAlpha | 设置画布背景的透明度。 |
canvasBgRatio | 用于指定画布背景在各个渐变的比例并以逗号分隔。 |
canvasBgAngle | 用于指定画布背景渐变的角度。 |
数据结构如下:
JSON:
{ ??? "chart": { ??????? "caption": "Monthly Revenue", ??????? "subCaption": "Last year", ??????? "theme": "fint", ??????? "xAxisName": "Month", ??????? "yAxisName": "Amount (In USD)", ??????? "numberPrefix": "$", ??????? "placevaluesInside": "1", ??????? "rotatevalues": "1", ??????? "bgColor": "#eeeeee,#cccccc", ??????? "canvasbgColor": "#eeeeee,#b3b3b3", ??????? "canvasbgAlpha": "100", ??????? "canvasBgRatio": "40,60", ??????? "canvasBgAngle": "0" ??? }, ??? "data": [ ??????? { ??????????? "label": "Jan", ??????????? "value": "420000" ??????? }, ??????? { ??????????? "label": "Feb", ??????????? "value": "810000" ??????? }, ??????? { ??????????? "label": "Mar", ??????????? "value": "720000" ??????? }, ??????? { ??????????? "label": "Apr", ??????????? "value": "550000" ??????? }, ??????? { ??????????? "label": "May", ??????????? "value": "910000" ??????? }, ??????? { ??????????? "label": "Jun", ??????????? "value": "510000" ??????? }, ??????? { ??????????? "label": "Jul", ??????????? "value": "680000" ??????? }, ??????? { ??????????? "label": "Aug", ??????????? "value": "620000" ??????? }, ??????? { ??????????? "label": "Sep", ??????????? "value": "610000" ??????? }, ??????? { ??????????? "label": "Oct", ??????????? "value": "490000" ??????? }, ??????? { ??????????? "label": "Nov", ??????????? "value": "900000" ??????? }, ??????? { ??????????? "label": "Dec", ??????????? "value": "730000" ??????? } ??? ] }
XML:
<chart caption="Monthly Revenue" subcaption="Last year" theme="fint" xaxisname="Month" yaxisname="Amount (In USD)" numberprefix="$" placevaluesinside="1" rotatevalues="1" bgcolor="#eeeeee,#cccccc" canvasbgcolor="#eeeeee,#b3b3b3" canvasbgalpha="100" canvasbgratio="40,60" canvasbgangle="0"> ??? < set label="Jan" value="420000" /> ??? < set label="Feb" value="810000" /> ??? < set label="Mar" value="720000" /> ??? < set label="Apr" value="550000" /> ??? < set label="May" value="910000" /> ??? < set label="Jun" value="510000" /> ??? < set label="Jul" value="680000" /> ??? < set label="Aug" value="620000" /> ??? < set label="Sep" value="610000" /> ??? < set label="Oct" value="490000" /> ??? < set label="Nov" value="900000" /> ??? < set label="Dec" value="730000" /> </chart>
在FusionCharts图表中的画布可以配置成3D效果,如下图所示。
自定义3D画布所需的属性如下表所示:
属性名称 | 描述 |
canvasBaseColor | 用于指定画布的基座颜色。 |
showCanvasBg | 设置为1(默认)时显示画布背景;设置为0时隐藏画布背景。 |
showCanvasBase | 设置为1(默认)时显示画布基座;设置为0时隐藏画布基座。 |
canvasBaseDepth | 用于设置画布基座的高度。 |
canvasBgDepth | 用于指定画布背景的深度。 |
数据结构如下:
JSON:
{ ??? "chart": { ??????? "caption": "Monthly Revenue", ??????? "subCaption": "Last year", ??????? "xAxisName": "Month", ??????? "yAxisName": "Amount (In USD)", ??????? "theme": "fint", ??????? "numberPrefix": "$", ??????? "placevaluesInside": "1", ??????? "rotatevalues": "1", ??????? "showCanvasBg": "1", ??????? "showCanvasBase": "1", ??????? "canvasBaseDepth": "14", ??????? "canvasBgDepth": "5", ??????? "canvasBaseColor": "#aaaaaa", ??????? "canvasBgColor": "#eeeeee" ??? }, ??? "data": [ ??????? { ??????????? "label": "Jan", ??????????? "value": "420000" ??????? }, ??????? { ??????????? "label": "Feb", ??????????? "value": "810000" ??????? }, ??????? { ??????????? "label": "Mar", ??????????? "value": "720000" ??????? }, ??????? { ??????????? "label": "Apr", ??????????? "value": "550000" ??????? }, ??????? { ??????????? "label": "May", ??????????? "value": "910000" ??????? }, ??????? { ??????????? "label": "Jun", ??????????? "value": "510000" ??????? }, ??????? { ??????????? "label": "Jul", ??????????? "value": "680000" ??????? }, ??????? { ??????????? "label": "Aug", ??????????? "value": "620000" ??????? }, ??????? { ??????????? "label": "Sep", ??????????? "value": "610000" ??????? }, ??????? { ??????????? "label": "Oct", ??????????? "value": "490000" ??????? }, ??????? { ??????????? "label": "Nov", ??????????? "value": "900000" ??????? }, ??????? { ??????????? "label": "Dec", ??????????? "value": "730000" ??????? } ??? ] }
XML:
<chart caption="Monthly Revenue" subcaption="Last year" xaxisname="Month" yaxisname="Amount (In USD)" theme="fint" numberprefix="$" placevaluesinside="1" rotatevalues="1" showcanvasbg="1" showcanvasbase="1" canvasbasedepth="14" canvasbgdepth="5" canvasbasecolor="#aaaaaa" canvasbgcolor="#eeeeee"> ??? < set label="Jan" value="420000" /> ??? < set label="Feb" value="810000" /> ??? < set label="Mar" value="720000" /> ??? < set label="Apr" value="550000" /> ??? < set label="May" value="910000" /> ??? < set label="Jun" value="510000" /> ??? < set label="Jul" value="680000" /> ??? < set label="Aug" value="620000" /> ??? < set label="Sep" value="610000" /> ??? < set label="Oct" value="490000" /> ??? < set label="Nov" value="900000" /> ??? < set label="Dec" value="730000" /> </chart>
?
?
原文:http://huang-xiaok.iteye.com/blog/2261087