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RED-4824: Replaced type of the text dir with an enum that only accepts values that can be handled by our code

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This commit is contained in:
Viktor Seifert 2022-08-10 15:40:20 +02:00
parent b592fee500
commit b2f1201d92
2 changed files with 59 additions and 8 deletions
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51
redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/parsing/model/TextDirection.java Normal file
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@ -0,0 +1,51 @@
package com.iqser.red.service.redaction.v1.server.parsing.model;
import java.util.Objects;
import lombok.Getter;
@Getter
public enum TextDirection {
ZERO(0f),
QUARTER_CIRCLE(90f),
HALF_CIRCLE(180f),
THREE_QUARTER_CIRCLE(270f);
public static final String VALUE_STRING_SUFFIX = "°";
private final float degrees;
private final float radians;
TextDirection(float degreeValue) {
degrees = degreeValue;
radians = (float) Math.toRadians(degreeValue);
}
@Override
public String toString() {
return degrees + VALUE_STRING_SUFFIX;
}
public static TextDirection fromDegrees(float degrees) {
for (var dir : TextDirection.values()) {
if (degrees == dir.degrees) {
return dir;
}
}
throw new IllegalArgumentException(String.format("A value of %f is not supported by TextDirection", degrees));
}
public static TextDirection fromString(String degreesAsString) {
Objects.requireNonNull(degreesAsString, "Cannot construct a text direction from a null value");
degreesAsString = degreesAsString.strip();
if (degreesAsString.endsWith(VALUE_STRING_SUFFIX)) {
degreesAsString = degreesAsString.replace(VALUE_STRING_SUFFIX + "$", "");
}
return fromDegrees(Float.parseFloat(degreesAsString));
}
}

16
redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/parsing/model/TextPositionSequence.java
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@ -35,7 +35,7 @@ public class TextPositionSequence implements CharSequence {
private int page;
private List<RedTextPosition> textPositions = new ArrayList<>();
private float dir;
private TextDirection dir;
private int rotation;
private float pageHeight;
private float pageWidth;
@ -61,7 +61,7 @@ public class TextPositionSequence implements CharSequence {
this.textPositions = textPositions.stream().map(RedTextPosition::fromTextPosition).collect(Collectors.toList());
this.page = page;
this.dir = textPositions.get(0).getDir();
this.dir = TextDirection.fromDegrees(textPositions.get(0).getDir());
this.rotation = textPositions.get(0).getRotation();
this.pageHeight = textPositions.get(0).getPageHeight();
this.pageWidth = textPositions.get(0).getPageWidth();
@ -139,7 +139,7 @@ public class TextPositionSequence implements CharSequence {
this.textPositions.add(RedTextPosition.fromTextPosition(textPosition));
this.dir = textPositions.get(0).getDir();
this.dir = TextDirection.fromDegrees(textPositions.get(0).getDir());
this.rotation = textPositions.get(0).getRotation();
this.pageHeight = textPositions.get(0).getPageHeight();
this.pageWidth = textPositions.get(0).getPageWidth();
@ -286,16 +286,16 @@ public class TextPositionSequence implements CharSequence {
Point2D topRight = new Point2D.Double(lastTextPos.getXDirAdj() + lastTextPos.getWidthDirAdj(), lastTextPos.getYDirAdj() + textHeight + HEIGHT_PADDING);
AffineTransform transform = new AffineTransform();
if (dir == 0 || dir == 180) {
transform.rotate(Math.toRadians(dir), pageWidth / 2f, pageHeight / 2f);
if (dir == TextDirection.ZERO || dir == TextDirection.HALF_CIRCLE) {
transform.rotate(dir.getRadians(), pageWidth / 2f, pageHeight / 2f);
transform.translate(0f, pageHeight + textHeight);
transform.scale(1., -1.);
} else if (dir == 90) {
transform.rotate(Math.toRadians(dir), pageWidth / 2f, pageWidth / 2f);
} else if (dir == TextDirection.QUARTER_CIRCLE) {
transform.rotate(dir.getRadians(), pageWidth / 2f, pageWidth / 2f);
transform.translate(0f, pageWidth + textHeight);
transform.scale(1., -1.);
} else {
transform.rotate(Math.toRadians(dir), pageHeight / 2f, pageHeight / 2f);
transform.rotate(dir.getRadians(), pageHeight / 2f, pageHeight / 2f);
transform.translate(0f, pageWidth + textHeight);
transform.scale(1., -1.);
}