android冷暖色调节

上篇文章介绍了hsv颜色转RGB,调节亮度,饱和度和色调,上篇博客
在网上没有调节灯光冷暖色的api,不过在查看多篇文章后发现其实冷暖色其实就是色温,一般买的灯泡说明书都有说明色温多少多少k,色温介绍
既然知道冷暖其实就是色温之后就要知道每个色温阶段对应的rgb值,不知道的可以点下面连接色温对照表

下面就开始做调节灯光的色温了

首先定义一个数组把你需要的色温代表值加进去,一个一个加到数组里,下面是我取得部分颜色值:

String[] colorData = new String[]{"#ffa957", "#ffad5e", "#ffb165", "#ffb46b", "#ffb872", "#ffbb78", "#ffbe7e", "#ffc184", "#ffc489", "#ffc78f",
                    "#ffc994", "#ffcc99", "#ffce9f", "#ffd1a3", "#ffd3a8", "#ffd5ad", "#ffd7b1", "#ffd9b6", "#ffdbba", "#ffddbe", "#ffdfc2", "#ffe1c6",
                    "#ffe3ca", "#ffe4ce", "#ffe6d2", "#ffe8d5", "#ffe9d9", "#ffebdc", "#ffece0", "#ffeee3", "#ffefe6", "#fff0e9", "#fff2ec", "#fff3ef", "#fff4f2",
                    "#fff5f5", "#fff6f8", "#fff8fb", "#fff9fd"};

之后就很好办了,一个进度条,百分比去对应的值就行了,

        mSeekBar2.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {

            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean b) {
                tvSeekBar2.setText((int) ((float) progress / seekBar.getMax() * 100) + "%");
                    mColor = Color.parseColor(colorData [progress == 0 ? 0 : progress - 1]);
                    //mMaskFilterView灯罩自定义view
                mMaskFilterView.setColor(mColor);
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {
            }
        });

我是真的没有在网上找到色温转RGB相关的文章,所以想到此方法来满足需求。没有写demo,可以加到这里写链接内容com.example.androidremark.ui3.light包下的ColorLightActivity里面,再加一个进度条就可以了。

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转载自blog.csdn.net/caobin_study/article/details/81874286