yu.jie 图表相关 分时图

RMA/app/src/main/java/cn/muchinfo/rma/view/base/chart/KChartTools.kt

@@ -0,0 +1,35 @@
+package cn.muchinfo.rma.view.base.chart
+
+import cn.muchinfo.rma.global.data.chart.HistoryDatas
+import com.desfate.chart.util.MathUtil
+
+/**
+ * 用于处理K线图的一些数据
+ */
+class KChartTools {
+
+    /**
+     * 获取蜡烛图数据
+     */
+    fun getMDatesAdapter(day: Int, history: List<HistoryDatas>): ArrayList<Double> {
+        var sum = 0.0
+        var avg = 0.0
+        val date: ArrayList<Double> = arrayListOf()
+        if(history.isNotEmpty()){
+            for(index in history.indices){
+                if(index < day) {
+                    sum += history[index].c!!.toDouble()
+                    (sum / ( index.toDouble() + 1.0 )).also { avg = it }
+                }else {
+                    if(history.size >= (index - day)) {
+                        sum += history[index].c!!.toDouble() - history[index - day].c!!.toDouble()
+                        (sum / day.toDouble()).also { avg = it }
+                    }
+                }
+                avg = MathUtil.roundNum(avg, 3).toDouble()
+                date.add(avg)
+            }
+        }
+        return date
+    }
+}

RMA/app/src/main/java/cn/muchinfo/rma/view/base/chart/old/timeCharts/KChartView.java

@@ -0,0 +1,146 @@
+package cn.muchinfo.rma.view.base.chart.old.timeCharts;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.FrameLayout;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import com.desfate.chart.ChartConstant;
+import com.desfate.chart.MACandleStickChart;
+import com.desfate.chart.MinusStickChart;
+import com.desfate.chart.entity.LineEntity;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import cn.muchinfo.rma.R;
+import cn.muchinfo.rma.global.data.chart.HistoryDatas;
+import cn.muchinfo.rma.view.base.chart.ChartDataAdapter;
+import cn.muchinfo.rma.view.base.chart.KChartTools;
+
+public class KChartView extends FrameLayout {
+
+    View view;
+    Context context;
+    MACandleStickChart candle_chart;
+    MinusStickChart minusStickChart;
+    TextView info_text;
+
+    public KChartView(@NonNull Context context) {
+        super(context);
+        this.context = context;
+        initView();
+    }
+
+    public KChartView(@NonNull Context context, @Nullable AttributeSet attrs) {
+        super(context, attrs);
+        this.context = context;
+        initView();
+    }
+
+    private void initView(){
+        view = LayoutInflater.from(context).inflate(R.layout.k_chart_view, null);
+        candle_chart = view.findViewById(R.id.candle_chart);
+        minusStickChart = view.findViewById(R.id.minus_chart);
+        info_text = view.findViewById(R.id.info_text);
+
+        setCandleChartConfig();
+        setMinusStickChartConfig();
+    }
+
+    private void setCandleChartConfig(){
+        int fontSize = getResources().getDimensionPixelSize(R.dimen.chart_font_size);
+        candle_chart.setLongitudeFontSize(fontSize);
+        candle_chart.setLatitudeFontSize(fontSize);
+
+        candle_chart.setAxisXColor(Color.LTGRAY);
+        candle_chart.setAxisYColor(Color.LTGRAY);
+        candle_chart.setLatitudeColor(Color.GRAY);
+        candle_chart.setLongitudeColor(Color.GRAY);
+        candle_chart.setBorderColor(Color.LTGRAY);
+        candle_chart.setLongitudeFontColor(Color.GRAY);
+        candle_chart.setLatitudeFontColor(Color.GRAY);
+        candle_chart.setAxisMarginRight(1);
+        candle_chart.setAxisMarginTop(5);
+        // 最大显示足数
+        candle_chart.setMaxSticksNum(ChartConstant.MAXSTICKNUM);
+        // 最大纬线数
+        candle_chart.setLatitudeNum(4);
+        // 最大经线数
+        candle_chart.setLongitudeNum(1);
+        candle_chart.setStartIndex(-1);
+        candle_chart.setDisplayAxisXTitle(true);
+        candle_chart.setDisplayAxisYTitle(true);
+        candle_chart.setDisplayLatitude(true);
+        candle_chart.setDisplayLongitude(true);
+        candle_chart.setBackgroundColor(getResources().getColor(R.color.p_global_write_color));
+        candle_chart.setDisplayCrossXOnTouch(true);
+        candle_chart.setDisplayCrossYOnTouch(true);
+    }
+
+    private void setMinusStickChartConfig(){
+        minusStickChart.setMaxSticksNum(ChartConstant.MAXSTICKNUM);
+        minusStickChart.setAxisMarginRight(1);
+        minusStickChart.setAxisMarginTop(5);
+        int fontSize = getResources().getDimensionPixelSize(R.dimen.chart_font_size);
+        minusStickChart.setLongitudeFontSize(fontSize);
+        minusStickChart.setLatitudeFontSize(fontSize);
+        minusStickChart.setBorderColor(Color.GRAY);
+        minusStickChart.setAxisXColor(R.color.p_global_write_color);
+        minusStickChart.setAxisYColor(R.color.p_global_write_color);
+        minusStickChart.setLatitudeFontColor(Color.GRAY);
+        minusStickChart.setLatitudeColor(Color.GRAY);
+        minusStickChart.setLongitudeFontColor(Color.GRAY);
+        minusStickChart.setLongitudeColor(Color.GRAY);
+        minusStickChart.setBackgroundColor(getResources().getColor(R.color.p_global_write_color));
+        // 最大纬线数
+        minusStickChart.setLatitudeNum(2);
+        // 最大经线数
+        minusStickChart.setLongitudeNum(1);
+        minusStickChart.setStartIndex(-1);
+        minusStickChart.setAxisMarginBottom(0);// 不绘制x轴坐标设为0
+        minusStickChart.setDisplayAxisXTitle(false);
+        minusStickChart.setDisplayAxisYTitle(true);
+        minusStickChart.setDisplayLatitude(true);
+        minusStickChart.setDisplayLongitude(true);
+        minusStickChart.setStickBorderColor(Color.TRANSPARENT);
+        minusStickChart.setStickFillColor(Color.GREEN);
+        minusStickChart.setDisplayCrossXOnTouch(true);
+        minusStickChart.setEnableCrossOnTouch(false);
+    }
+
+    /**
+     * 历史数据
+     * @param history 历史数据
+     */
+    public void setDates(String goodsCode, List<HistoryDatas> history){
+        if(history == null || history.isEmpty()) return; // 没有数据
+        // 这是需要画的线
+        List<LineEntity> lines = new ArrayList<>();
+        LineEntity M5Line = new LineEntity();;
+        M5Line.setTitle("MA5");
+        M5Line.setLineColor(getResources().getColor(com.desfate.chart.R.color.mtp_chart_k_ma5));
+        M5Line.setLineData(new KChartTools().getMDatesAdapter(5, history));
+        lines.add(M5Line);
+        LineEntity M10Line = new LineEntity();;
+        M10Line.setTitle("MA10");
+        M10Line.setLineColor(getResources().getColor(com.desfate.chart.R.color.mtp_chart_k_ma5));
+        M10Line.setLineData(new KChartTools().getMDatesAdapter(10, history));
+        lines.add(M10Line);
+        LineEntity M15Line = new LineEntity();
+        M15Line.setTitle("MA15");
+        M15Line.setLineColor(getResources().getColor(com.desfate.chart.R.color.mtp_chart_k_ma5));
+        M15Line.setLineData(new KChartTools().getMDatesAdapter(15, history));
+        lines.add(M15Line);
+        minusStickChart.setTasLastPrice(String.valueOf(new ChartDataAdapter().getGoodsInfoMarket(goodsCode).getQuoteDayData().getLast()));
+        minusStickChart.setNewPriceColor(getResources().getColor(R.color.p_up_color));
+        minusStickChart.setLineData(lines);
+        minusStickChart.setDecimalNum(new ChartDataAdapter().getGoodsInfoMarket(goodsCode).getGoodsInfo().getDecimalplace());
+        minusStickChart.postInvalidate();
+    }
+}

RMA/app/src/main/java/cn/muchinfo/rma/view/base/chart/old/timeCharts/TimeChartView.java

@@ -98,6 +98,7 @@ public class TimeChartView extends FrameLayout {
                 timeChartData.getDecimalPlace());
         lineChart.setDecimalNum(Integer.parseInt(timeChartData.getDecimalPlace()));
         lineChart.setLineData(lines);
+        lineChart.postInvalidate();
     }
 
 }

RMA/app/src/main/res/layout/k_chart_view.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <com.desfate.chart.MACandleStickChart
+        android:id="@+id/candle_chart"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintBottom_toTopOf="@+id/info_text"
+        app:layout_constraintVertical_weight="2"
+         />
+
+    <TextView
+        android:id="@+id/info_text"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toBottomOf="@+id/candle_chart"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintBottom_toTopOf="@+id/minus_chart"
+        />
+
+    <com.desfate.chart.MinusStickChart
+        android:id="@+id/minus_chart"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintTop_toBottomOf="@+id/info_text"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintVertical_weight="1"
+        />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>