isoron/loop
1
1
Fork 0
mirror of https://github.com/iSoron/uhabits.git synced 2025-12-06 01:08:50 -06:00
Code Issues Packages Projects Releases Wiki Activity

Use StaticLayout to draw RingView label

Browse Source 
Fixes #29
This commit is contained in:
Alinson S. Xavier
2016-03-14 13:34:05 -04:00
parent 40420c3a77
commit 45a7433773
1 changed files with 21 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
app/src/main/java/org/isoron/uhabits/views/RingView.java
View File

@@ -24,6 +24,9 @@ import android.graphics.Canvas;
import android.graphics.Color; import android.graphics.Color;
import android.graphics.Paint; import android.graphics.Paint;
import android.graphics.RectF; import android.graphics.RectF;
import android.text.Layout;
import android.text.StaticLayout;
import android.text.TextPaint;
import android.util.AttributeSet; import android.util.AttributeSet;
import android.view.View; import android.view.View;
@@ -37,10 +40,11 @@ public class RingView extends View
private int size; private int size;
private int color; private int color;
private float percentage; private float percentage;
private Paint pRing; private float labelMarginTop;
private float lineHeight; private TextPaint pRing;
private String label; private String label;
private RectF rect; private RectF rect;
private StaticLayout labelLayout;
public RingView(Context context, AttributeSet attrs) public RingView(Context context, AttributeSet attrs)
{ {
@@ -68,12 +72,16 @@ public class RingView extends View
private void init() private void init()
{ {
pRing = new Paint(); pRing = new TextPaint();
pRing.setAntiAlias(true); pRing.setAntiAlias(true);
pRing.setColor(color); pRing.setColor(color);
pRing.setTextAlign(Paint.Align.CENTER); pRing.setTextAlign(Paint.Align.CENTER);
pRing.setTextSize(size * 0.2f);
lineHeight = pRing.getFontSpacing(); pRing.setTextSize(size * 0.15f);
labelMarginTop = size * 0.10f;
labelLayout = new StaticLayout(label, pRing, size, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0f,
false);
rect = new RectF(); rect = new RectF();
} }
@@ -81,7 +89,11 @@ public class RingView extends View
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec)
{ {
super.onMeasure(widthMeasureSpec, heightMeasureSpec); super.onMeasure(widthMeasureSpec, heightMeasureSpec);
setMeasuredDimension(size, size + (int) (2 * lineHeight));
int width = Math.max(size, labelLayout.getWidth());
int height = (int) (size + labelLayout.getHeight() + labelMarginTop);
setMeasuredDimension(width, height);
} }
@Override @Override
@@ -101,12 +113,14 @@ public class RingView extends View
rect.inset(thickness, thickness); rect.inset(thickness, thickness);
canvas.drawArc(rect, -90, 360, true, pRing); canvas.drawArc(rect, -90, 360, true, pRing);
float lineHeight = pRing.getFontSpacing();
pRing.setColor(Color.GRAY); pRing.setColor(Color.GRAY);
pRing.setTextSize(size * 0.2f); pRing.setTextSize(size * 0.2f);
canvas.drawText(String.format("%.0f%%", percentage * 100), rect.centerX(), canvas.drawText(String.format("%.0f%%", percentage * 100), rect.centerX(),
rect.centerY() + lineHeight / 3, pRing); rect.centerY() + lineHeight / 3, pRing);
pRing.setTextSize(size * 0.15f); pRing.setTextSize(size * 0.15f);
canvas.drawText(label, size / 2, size + lineHeight * 1.2f, pRing); canvas.translate(size / 2, size + labelMarginTop);
labelLayout.draw(canvas);
} }
} }