1 /* 2 * Copyright 2013 AndroidPlot.com 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.androidplot.pie; 18 19 import android.graphics.Color; 20 import android.graphics.Paint; 21 import com.androidplot.ui.SeriesRenderer; 22 import com.androidplot.ui.Formatter; 23 24 public class SegmentFormatter extends Formatter<PieChart> { 25 26 private static final int DEFAULT_FILL_COLOR = Color.TRANSPARENT; 27 private static final int DEFAULT_EDGE_COLOR = Color.BLACK; 28 private static final int DEFAULT_LABEL_COLOR = Color.WHITE; 29 private static final float DEFAULT_EDGE_THICKNESS = 3; 30 private static final float DEFAULT_LABEL_MARKER_THICKNESS = 3; 31 private static final float DEFAULT_LABEL_FONT_SIZE = 18; 32 33 private Paint innerEdgePaint; 34 private Paint outerEdgePaint; 35 private Paint radialEdgePaint; 36 private Paint fillPaint; 37 38 private Paint labelPaint; 39 private Paint labelMarkerPaint; 40 41 { setFillPaint(new Paint())42 setFillPaint(new Paint()); 43 // outer edge: setOuterEdgePaint(new Paint())44 setOuterEdgePaint(new Paint()); 45 getOuterEdgePaint().setStyle(Paint.Style.STROKE); 46 getOuterEdgePaint().setStrokeWidth(DEFAULT_EDGE_THICKNESS); 47 getOuterEdgePaint().setAntiAlias(true); 48 49 // inner edge: setInnerEdgePaint(new Paint())50 setInnerEdgePaint(new Paint()); 51 getInnerEdgePaint().setStyle(Paint.Style.STROKE); 52 getInnerEdgePaint().setStrokeWidth(DEFAULT_EDGE_THICKNESS); 53 getInnerEdgePaint().setAntiAlias(true); 54 55 // radial edge: setRadialEdgePaint(new Paint())56 setRadialEdgePaint(new Paint()); 57 getRadialEdgePaint().setStyle(Paint.Style.STROKE); 58 getRadialEdgePaint().setStrokeWidth(DEFAULT_EDGE_THICKNESS); 59 getRadialEdgePaint().setAntiAlias(true); 60 61 // label paint: setLabelPaint(new Paint())62 setLabelPaint(new Paint()); 63 getLabelPaint().setColor(DEFAULT_LABEL_COLOR); 64 getLabelPaint().setTextSize(DEFAULT_LABEL_FONT_SIZE); 65 getLabelPaint().setAntiAlias(true); 66 getLabelPaint().setTextAlign(Paint.Align.CENTER); 67 //getLabelPaint().setShadowLayer(5, 4, 4, Color.BLACK); 68 69 // label marker paint: setLabelMarkerPaint(new Paint())70 setLabelMarkerPaint(new Paint()); 71 getLabelMarkerPaint().setColor(DEFAULT_LABEL_COLOR); 72 getLabelMarkerPaint().setStrokeWidth(DEFAULT_LABEL_MARKER_THICKNESS); 73 } 74 75 /** 76 * Should only be used in conjunction with calls to configure()... 77 */ SegmentFormatter()78 public SegmentFormatter() {} 79 SegmentFormatter(Integer fillColor)80 public SegmentFormatter(Integer fillColor) { 81 if(fillColor != null) { 82 getFillPaint().setColor(fillColor); 83 } else { 84 getFillPaint().setColor(DEFAULT_FILL_COLOR); 85 } 86 } 87 SegmentFormatter(Integer fillColor, Integer borderColor)88 public SegmentFormatter(Integer fillColor, Integer borderColor) { 89 this(fillColor); 90 getInnerEdgePaint().setColor(borderColor); 91 getOuterEdgePaint().setColor(borderColor); 92 getRadialEdgePaint().setColor(borderColor); 93 } 94 SegmentFormatter(Integer fillColor, Integer outerEdgeColor, Integer innerEdgeColor, Integer radialEdgeColor)95 public SegmentFormatter(Integer fillColor, Integer outerEdgeColor, 96 Integer innerEdgeColor, Integer radialEdgeColor) { 97 this(fillColor); 98 99 100 if(getOuterEdgePaint() != null) { 101 getOuterEdgePaint().setColor(outerEdgeColor); 102 } else { 103 outerEdgePaint = new Paint(); 104 getOuterEdgePaint().setColor(DEFAULT_EDGE_COLOR); 105 } 106 107 if (getInnerEdgePaint() != null) { 108 getInnerEdgePaint().setColor(innerEdgeColor); 109 } else { 110 outerEdgePaint = new Paint(); 111 getInnerEdgePaint().setColor(DEFAULT_EDGE_COLOR); 112 } 113 114 if (getRadialEdgePaint() != null) { 115 getRadialEdgePaint().setColor(radialEdgeColor); 116 } else { 117 radialEdgePaint = new Paint(); 118 getRadialEdgePaint().setColor(DEFAULT_EDGE_COLOR); 119 } 120 } 121 122 @Override getRendererClass()123 public Class<? extends SeriesRenderer> getRendererClass() { 124 return PieRenderer.class; 125 } 126 127 @Override getRendererInstance(PieChart plot)128 public SeriesRenderer getRendererInstance(PieChart plot) { 129 return new PieRenderer(plot); 130 } 131 getInnerEdgePaint()132 public Paint getInnerEdgePaint() { 133 return innerEdgePaint; 134 } 135 setInnerEdgePaint(Paint innerEdgePaint)136 public void setInnerEdgePaint(Paint innerEdgePaint) { 137 this.innerEdgePaint = innerEdgePaint; 138 } 139 getOuterEdgePaint()140 public Paint getOuterEdgePaint() { 141 return outerEdgePaint; 142 } 143 setOuterEdgePaint(Paint outerEdgePaint)144 public void setOuterEdgePaint(Paint outerEdgePaint) { 145 this.outerEdgePaint = outerEdgePaint; 146 } 147 getRadialEdgePaint()148 public Paint getRadialEdgePaint() { 149 return radialEdgePaint; 150 } 151 setRadialEdgePaint(Paint radialEdgePaint)152 public void setRadialEdgePaint(Paint radialEdgePaint) { 153 this.radialEdgePaint = radialEdgePaint; 154 } 155 getFillPaint()156 public Paint getFillPaint() { 157 return fillPaint; 158 } 159 setFillPaint(Paint fillPaint)160 public void setFillPaint(Paint fillPaint) { 161 this.fillPaint = fillPaint; 162 } 163 getLabelPaint()164 public Paint getLabelPaint() { 165 return labelPaint; 166 } 167 setLabelPaint(Paint labelPaint)168 public void setLabelPaint(Paint labelPaint) { 169 this.labelPaint = labelPaint; 170 } 171 getLabelMarkerPaint()172 public Paint getLabelMarkerPaint() { 173 return labelMarkerPaint; 174 } 175 setLabelMarkerPaint(Paint labelMarkerPaint)176 public void setLabelMarkerPaint(Paint labelMarkerPaint) { 177 this.labelMarkerPaint = labelMarkerPaint; 178 } 179 } 180