Canvas渲染引擎绘制
| OpenCharts. | Canvas渲染引擎绘制 |
| Functions | |
| renderText | 绘制文本 |
| strokeRoundRect | 绘制圆角矩形 |
| bezier | 绘制贝塞尔曲线,效果有点勉强 |
| bspline | 绘制B样条曲线,效果有点勉强 |
| curve | 绘制曲线 |
OpenCharts.RenderEnginer.renderText = function( context, strText, textStyle, position )
绘制文本
| context | {Object} 绘制的canvas画布内容. |
| strText | {String} 绘制的字符串. |
| textStyle | {OpenCharts.TextStyle} 绘制的字符串文本风格. |
| position | {OpenCharts.Point} 绘制的字符串位置. |
OpenCharts.RenderEnginer.strokeRoundRect = function( context, rect, radius, style )
绘制圆角矩形
| context | {Object} 绘制的canvas画布内容. |
| rect | {OpenCharts.Rect} 绘制的矩形. |
| radius | {Number} 圆角的半径. |
| style | {OpenCharts.Style} 绘制的圆角矩形风格. |
OpenCharts.RenderEnginer.bezier = function( context, pointsArray )
绘制贝塞尔曲线,效果有点勉强
| context | {Object} 绘制的canvas画布内容. |
| pointsArray | {Array(OpenCharts.Point)} 绘制的点串. |
OpenCharts.RenderEnginer.bspline = function( context, pointsArray )
绘制B样条曲线,效果有点勉强
| context | {Object} 绘制的canvas画布内容. |
| pointsArray | {Array(OpenCharts.Point)} 绘制的点串. |
OpenCharts.RenderEnginer.curve = function( context, pointsArray )
绘制曲线
| context | {Object} 绘制的canvas画布内容. |
| pointsArray | {Array(OpenCharts.Point)} 绘制的点串. |
绘制文本
OpenCharts.RenderEnginer.renderText = function( context, strText, textStyle, position )
绘制圆角矩形
OpenCharts.RenderEnginer.strokeRoundRect = function( context, rect, radius, style )
绘制贝塞尔曲线,效果有点勉强
OpenCharts.RenderEnginer.bezier = function( context, pointsArray )
绘制B样条曲线,效果有点勉强
OpenCharts.RenderEnginer.bspline = function( context, pointsArray )
绘制曲线
OpenCharts.RenderEnginer.curve = function( context, pointsArray )