269 lines
9.3 KiB
Java
269 lines
9.3 KiB
Java
package com.rubenvandeven.emotionhero;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PixelFormat;
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import android.graphics.Rect;
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import android.graphics.Typeface;
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import android.view.SurfaceHolder;
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import android.view.SurfaceView;
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import com.affectiva.android.affdex.sdk.detector.Face;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Created by ruben on 16/08/16.
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*/
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public class ScenarioView extends SurfaceView implements SurfaceHolder.Callback {
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private PanelThread _thread;
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private Scenario _scenario;
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/**
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* The scorres in this moment, as to draw them on the screen.
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* Indexes are Emotion ordinals
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*/
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private Map<Emotion, Float> currentAttributeScores = new HashMap<>();
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//avoid object instantiation on each onDraw
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private Map<Emotion, Paint> emoPaints = new HashMap<>();
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private Map<Emotion, Paint> emoOutlinePaints = new HashMap<>();
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private Map<Emotion, Paint> emoScoredPaints = new HashMap<>();
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private Paint mainPaint = new Paint();
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private Paint attrScorePaint = new Paint();
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private Paint linePaint = new Paint();
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private Paint scorePaint = new Paint();
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private Paint scoreFinishedPaint = new Paint();
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// see: http://blog.danielnadeau.io/2012/01/android-canvas-beginners-tutorial.html
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class PanelThread extends Thread {
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private SurfaceHolder _surfaceHolder;
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private ScenarioView _panel;
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private boolean _run = false;
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public PanelThread(SurfaceHolder surfaceHolder, ScenarioView panel) {
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_surfaceHolder = surfaceHolder;
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_panel = panel;
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}
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public void setRunning(boolean run) { //Allow us to stop the thread
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_run = run;
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}
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@Override
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public void run() {
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Canvas c;
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while (_run) { //When setRunning(false) occurs, _run is
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c = null; //set to false and loop ends, stopping thread
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try {
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c = _surfaceHolder.lockCanvas(null);
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synchronized (_surfaceHolder) {
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//Insert methods to modify positions of items in onDraw()
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postInvalidate();
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}
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} finally {
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if (c != null) {
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_surfaceHolder.unlockCanvasAndPost(c);
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}
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}
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}
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}
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}
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public ScenarioView(Context context, Scenario s) {
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super(context);
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getHolder().addCallback(this);
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_scenario = s;
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scorePaint.setColor(Color.YELLOW);
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scorePaint.setTextSize(50);
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scorePaint.setTypeface(Typeface.DEFAULT_BOLD);
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scoreFinishedPaint.setColor(Color.YELLOW);
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scoreFinishedPaint.setTextSize(100);
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scoreFinishedPaint.setTypeface(Typeface.DEFAULT_BOLD);
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//setup paints for drawing
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mainPaint.setColor(Color.GRAY);
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linePaint.setColor(Color.GRAY);
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linePaint.setStrokeWidth(5);
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attrScorePaint.setColor(Color.DKGRAY);
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for(Emotion emotion: Emotion.values()) {
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Paint emoPaint = new Paint();
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emoPaint.setTextSize(22);
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emoPaint.setColor(emotion.getColor());
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emoPaints.put(emotion, emoPaint);
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Paint emoPaintOutline = new Paint();
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emoPaintOutline.setColor(emotion.getColor());
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emoPaintOutline.setStyle(Paint.Style.STROKE);
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emoPaintOutline.setStrokeWidth(3);
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emoOutlinePaints.put(emotion, emoPaintOutline);
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Paint emoScoredPaint = new Paint();
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float darkenFactor = 0.4f;
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int red = (int) ((Color.red(emotion.getColor()) * darkenFactor));
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int green = (int) ((Color.green(emotion.getColor()) * darkenFactor));
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int blue = (int) ((Color.blue(emotion.getColor()) * darkenFactor));
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int emoLightenedColor = Color.rgb(red, green, blue);
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emoScoredPaint.setColor(emoLightenedColor);
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emoScoredPaint.setTextSize(20);
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emoScoredPaint.setStrokeWidth(2);
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emoScoredPaint.setStyle(Paint.Style.FILL_AND_STROKE);
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emoScoredPaints.put(emotion, emoScoredPaint);
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}
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}
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@Override
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public void onDraw(Canvas canvas) {
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//do drawing stuff here.
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float height = canvas.getHeight();
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float width = canvas.getWidth();
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// bottom at 80%;
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float bottomline_height = height * (float) 0.8;
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// draw current hits:
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float used_width = (float) 0.8; // 0.7: only use center
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float padding_left = canvas.getWidth() * (1-used_width) / 2;
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float step_y = (canvas.getWidth() * used_width) / Emotion.values().length;
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float max_ball_radius = step_y * (float) 0.8 / 2;
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// canvas.drawLine(0, bottomline_height, width, bottomline_height, linePaint);
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for(Emotion emotion: Emotion.values())
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{
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float value = 0;
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if(currentAttributeScores.containsKey(emotion)) {
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value = currentAttributeScores.get(emotion);
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}
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if(value < 5) {
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value = 5;
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}
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float cx = padding_left + (step_y * emotion.ordinal() + step_y / 2);
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float cy = bottomline_height;
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canvas.drawCircle(cx, cy, max_ball_radius, mainPaint);
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canvas.drawCircle(cx, cy, max_ball_radius + 5, emoOutlinePaints.get(emotion));
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// canvas.drawCircle(cx, cy, max_ball_radius * value/100, emoPaints.get(emotion.ordinal()));
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canvas.drawCircle(cx, cy, max_ball_radius * value/100, attrScorePaint);
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Path emoNamePath = new Path();
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emoNamePath.moveTo(cx, cy + max_ball_radius * 1.55f);
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// more curly line to draw on:
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// emoNamePath.rCubicTo(width*0.1f,0, width*0.1f, height*0.2f,width*0.2f,height*0.2f);
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emoNamePath.rLineTo(1000,1000);
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// canvas.drawText(emotion.toString(), cx, cy + max_ball_radius * (float) 1.3, emoPaint);
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canvas.drawTextOnPath(emotion.toString(), emoNamePath, 0, 0, emoPaints.get(emotion));
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}
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// Draw targets:
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float sec_height = height * (float) 0.2; // each second is 20% of canvas height
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// current moved position
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float diff_y = sec_height * _scenario.getTime();
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for(Scenario.Target target: _scenario.getTargets()) {
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// Paint targetPaint = (target.hit == null) ? emoPaints.get(target.emotion) : emoScoredPaints.get(target.emotion);
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float cy = bottomline_height - (target.timestamp * sec_height) + diff_y;
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float cx = padding_left + (step_y * target.emotion.ordinal() + step_y / 2);
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canvas.drawCircle(cx, cy, max_ball_radius * target.value/100, emoPaints.get(target.emotion));
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if(target.isHit) {
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Hit hit = _scenario.getHitForTarget(target);
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canvas.drawText(Float.toString(hit.score), cx, cy, emoPaints.get(target.emotion));
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canvas.drawCircle(cx, cy, max_ball_radius * hit.score/100, emoScoredPaints.get(target.emotion));
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// TODO: Use target.hit.face to set Rect src.
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// if(target.hit.image != null) {
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// Rect rect = new Rect((int) cx-10, (int) cy-10, (int) cx+10, (int) cy+10);
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// canvas.drawBitmap(target.hit.image, null, rect, null);
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// }
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}
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// String target_text = target.emotion.toString() + " " + target.value + "%";
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// canvas.drawText(target_text, cx, y_pos + diff_y , emoPaint);
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}
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// draw the hit middle bottom;
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Paint usedScorePaint = _scenario.isFinished() ? scoreFinishedPaint : scorePaint;
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String scoreText = String.format("Total: %1$.0f", _scenario.getHitTotalValue());
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Rect scoreTextBounds = new Rect();
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usedScorePaint.getTextBounds(scoreText, 0, scoreText.length(), scoreTextBounds);
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canvas.drawText(scoreText, (width - scoreTextBounds.width()) / 2, height - 10, usedScorePaint);
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}
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// TODO: create AttributeScoreCollection class, with this method.
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public void setCurrentAttributeScoresForFace(Face face)
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{
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for(Emotion emotion: Emotion.values()) {
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currentAttributeScores.put(emotion, emotion.getValueFromFace(face));
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}
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}
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@Override
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public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
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}
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@Override
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public void surfaceCreated(SurfaceHolder holder) {
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setWillNotDraw(false); //Allows us to use invalidate() to call onDraw()
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// this.setZOrderOnTop(true); // performance impact
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// holder.setFormat(PixelFormat.TRANSPARENT);
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// holder.setFormat(PixelFormat.TRANSLUCENT);
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// Log.e("TEST2", "Jaa2!");
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_thread = new PanelThread(getHolder(), this); //Start the thread that
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_thread.setRunning(true); //will make calls to
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_thread.start(); //onDraw()
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}
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@Override
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public void surfaceDestroyed(SurfaceHolder holder) {
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try {
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if(_thread != null) {
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_thread.setRunning(false); //Tells thread to stop
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_thread.join(); //Removes thread from mem.
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}
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} catch (InterruptedException e) {}
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}
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}
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