Alexandre Lision | 711fde9 | 2013-11-07 15:08:26 -0500 | [diff] [blame] | 1 | package org.sflphone.views; |
| 2 | |
| 3 | import org.sflphone.R; |
| 4 | |
| 5 | import android.content.Context; |
| 6 | import android.graphics.Bitmap; |
| 7 | import android.graphics.Canvas; |
| 8 | import android.graphics.Color; |
| 9 | import android.graphics.Paint; |
| 10 | import android.graphics.RectF; |
| 11 | import android.graphics.drawable.BitmapDrawable; |
| 12 | import android.util.AttributeSet; |
| 13 | import android.widget.ImageView; |
| 14 | |
| 15 | public class HalfCircleImageView extends ImageView |
| 16 | { |
| 17 | private int borderWidth = 0; |
| 18 | private int viewWidth; |
| 19 | private int viewHeight; |
| 20 | private Bitmap image; |
| 21 | private Paint paint; |
| 22 | private Paint paintBorder; |
| 23 | private Paint backgroundPaint; |
| 24 | private RectF viewBounds; |
| 25 | |
| 26 | |
| 27 | public HalfCircleImageView(Context context) |
| 28 | { |
| 29 | super(context); |
| 30 | setup(); |
| 31 | } |
| 32 | |
| 33 | public HalfCircleImageView(Context context, AttributeSet attrs) |
| 34 | { |
| 35 | super(context, attrs); |
| 36 | setup(); |
| 37 | } |
| 38 | |
| 39 | public HalfCircleImageView(Context context, AttributeSet attrs, int defStyle) |
| 40 | { |
| 41 | super(context, attrs, defStyle); |
| 42 | setup(); |
| 43 | } |
| 44 | |
| 45 | private void setup() |
| 46 | { |
| 47 | backgroundPaint = new Paint(); |
| 48 | backgroundPaint.setColor(getResources().getColor(R.color.sfl_dark_blue)); |
Alexandre Lision | cdb022f | 2013-11-08 16:27:46 -0500 | [diff] [blame] | 49 | backgroundPaint.setAntiAlias(true); |
Alexandre Lision | 711fde9 | 2013-11-07 15:08:26 -0500 | [diff] [blame] | 50 | // init paint |
| 51 | paint = new Paint(); |
| 52 | paint.setAntiAlias(true); |
| 53 | |
| 54 | viewBounds = new RectF(); |
| 55 | |
| 56 | paintBorder = new Paint(); |
| 57 | setBorderColor(Color.WHITE); |
| 58 | paintBorder.setAntiAlias(true); |
| 59 | this.setLayerType(LAYER_TYPE_SOFTWARE, paintBorder); |
| 60 | paintBorder.setShadowLayer(4.0f, 0.0f, 2.0f, Color.BLACK); |
| 61 | } |
| 62 | |
| 63 | public void setBorderWidth(int borderWidth) |
| 64 | { |
| 65 | this.borderWidth = borderWidth; |
| 66 | this.invalidate(); |
| 67 | } |
| 68 | |
| 69 | public void setBorderColor(int borderColor) |
| 70 | { |
| 71 | if (paintBorder != null) |
| 72 | paintBorder.setColor(borderColor); |
| 73 | |
| 74 | this.invalidate(); |
| 75 | } |
| 76 | |
| 77 | private void loadBitmap() |
| 78 | { |
| 79 | BitmapDrawable bitmapDrawable = (BitmapDrawable) this.getDrawable(); |
| 80 | |
| 81 | if (bitmapDrawable != null) |
| 82 | image = bitmapDrawable.getBitmap(); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public void onDraw(Canvas canvas) |
| 87 | { |
| 88 | // load the bitmap |
| 89 | loadBitmap(); |
| 90 | |
| 91 | canvas.drawArc(viewBounds, 180, 180, false, backgroundPaint); |
| 92 | |
| 93 | // init shader |
| 94 | if (image != null) |
| 95 | { |
| 96 | // shader = new BitmapShader(Bitmap.createScaledBitmap(image, canvas.getWidth(), canvas.getHeight(), false), Shader.TileMode.CLAMP, Shader.TileMode.CLAMP); |
| 97 | // paint.setShader(shader); |
| 98 | // int circleCenter = viewWidth / 2; |
| 99 | |
| 100 | // circleCenter is the x or y of the view's center |
| 101 | // radius is the radius in pixels of the cirle to be drawn |
| 102 | // paint contains the shader that will texture the shape |
| 103 | // canvas.drawCircle(circleCenter + borderWidth, circleCenter + borderWidth, circleCenter + borderWidth - 4.0f, paintBorder); |
| 104 | canvas.drawBitmap(image, viewWidth / 2 - image.getWidth() / 2, viewHeight / 3 - image.getHeight() / 2, paint); |
| 105 | |
| 106 | |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) |
| 112 | { |
| 113 | int width = measureWidth(widthMeasureSpec); |
| 114 | int height = measureHeight(heightMeasureSpec, widthMeasureSpec); |
| 115 | |
| 116 | viewWidth = width - (borderWidth * 2); |
| 117 | viewHeight = height - (borderWidth * 2); |
| 118 | |
| 119 | viewBounds.set(0, 0, width, height); |
| 120 | |
| 121 | setMeasuredDimension(width, height); |
| 122 | } |
| 123 | |
| 124 | private int measureWidth(int measureSpec) |
| 125 | { |
| 126 | int result = 0; |
| 127 | int specMode = MeasureSpec.getMode(measureSpec); |
| 128 | int specSize = MeasureSpec.getSize(measureSpec); |
| 129 | |
| 130 | if (specMode == MeasureSpec.EXACTLY) |
| 131 | { |
| 132 | // We were told how big to be |
| 133 | result = specSize; |
| 134 | } |
| 135 | else |
| 136 | { |
| 137 | // Measure the text |
| 138 | result = viewWidth; |
| 139 | } |
| 140 | |
| 141 | return result; |
| 142 | } |
| 143 | |
| 144 | private int measureHeight(int measureSpecHeight, int measureSpecWidth) |
| 145 | { |
| 146 | int result = 0; |
| 147 | int specMode = MeasureSpec.getMode(measureSpecHeight); |
| 148 | int specSize = MeasureSpec.getSize(measureSpecHeight); |
| 149 | |
| 150 | if (specMode == MeasureSpec.EXACTLY) |
| 151 | { |
| 152 | // We were told how big to be |
| 153 | result = specSize; |
| 154 | } |
| 155 | else |
| 156 | { |
| 157 | // Measure the text (beware: ascent is a negative number) |
| 158 | result = viewHeight; |
| 159 | } |
| 160 | |
| 161 | return (result); |
| 162 | } |
| 163 | |
| 164 | } |