com.tencent.map.sdk.utilities.heatmap

Class Gradient

java.lang.Object

com.tencent.map.sdk.utilities.heatmap.Gradient

public class Gradient
extends java.lang.Object

渐变颜色控制器

Field Summary

Fields

Modifier and Type	Field and Description
int	mColorMapSize 总颜色大小
int[]	mColors 颜色数据
float[]	mStartPoints 渐变点，以百分比设置

Constructor Summary

Constructors

Constructor and Description
Gradient(int[] colors, float[] startPoints) 根据颜色值和渐变点创建默认大小的渐变颜色
Gradient(int[] colors, float[] startPoints, int colorMapSize) 根据颜色值和渐变点创建指定大小的渐变颜色

Method Summary

Modifier and Type	Method and Description
int[]	generateColorMap(double opacity) 根据透明色生成颜色值

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

mColorMapSize

public final int mColorMapSize

总颜色大小

mColors

public int[] mColors

颜色数据

mStartPoints

public float[] mStartPoints

渐变点，以百分比设置

Constructor Detail

Gradient

public Gradient(int[] colors,
                float[] startPoints)

根据颜色值和渐变点创建默认大小的渐变颜色

Parameters:

colors - 颜色值数组

startPoints - 渐变点，取值范围 (0,1]

Gradient

public Gradient(int[] colors,
                float[] startPoints,
                int colorMapSize)

根据颜色值和渐变点创建指定大小的渐变颜色

Parameters:

colors - 颜色值数组

startPoints - 渐变点，取值范围 (0,1]

colorMapSize - 颜色数量

Method Detail

generateColorMap

public final int[] generateColorMap(double opacity)

根据透明色生成颜色值

Parameters:

opacity - 透明值

Returns:

渐变颜色矩阵